idx int64 | func_before string | Vulnerability Classification string | vul int64 | func_after string | patch string | CWE ID string | lines_before string | lines_after string |
|---|---|---|---|---|---|---|---|---|
22,400 | static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
{
int tileno, compno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++) {
if (s->tile[tileno].comp) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
Jpeg2000CodingStyle *codsty = s->tile[tileno].codsty + compno;
ff_jpeg2000_cleanup(comp, codsty);
}
av_freep(&s->tile[tileno].comp);
}
}
av_freep(&s->tile);
memset(s->codsty, 0, sizeof(s->codsty));
memset(s->qntsty, 0, sizeof(s->qntsty));
s->numXtiles = s->numYtiles = 0;
}
| DoS Overflow | 0 | static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
{
int tileno, compno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++) {
if (s->tile[tileno].comp) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
Jpeg2000CodingStyle *codsty = s->tile[tileno].codsty + compno;
ff_jpeg2000_cleanup(comp, codsty);
}
av_freep(&s->tile[tileno].comp);
}
}
av_freep(&s->tile);
memset(s->codsty, 0, sizeof(s->codsty));
memset(s->qntsty, 0, sizeof(s->qntsty));
s->numXtiles = s->numYtiles = 0;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,401 | static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
Jpeg2000DecoderContext *s = avctx->priv_data;
ThreadFrame frame = { .f = data };
AVFrame *picture = data;
int tileno, ret;
s->avctx = avctx;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
s->curtileno = -1;
memset(s->cdef, -1, sizeof(s->cdef));
if (bytestream2_get_bytes_left(&s->g) < 2) {
ret = AVERROR_INVALIDDATA;
goto end;
}
if (bytestream2_get_bytes_left(&s->g) >= 12 &&
(bytestream2_get_be32u(&s->g) == 12) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_TYPE) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_VALUE)) {
if (!jp2_find_codestream(s)) {
av_log(avctx, AV_LOG_ERROR,
"Could not find Jpeg2000 codestream atom.\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
} else {
bytestream2_seek(&s->g, 0, SEEK_SET);
}
while (bytestream2_get_bytes_left(&s->g) >= 3 && bytestream2_peek_be16(&s->g) != JPEG2000_SOC)
bytestream2_skip(&s->g, 1);
if (bytestream2_get_be16u(&s->g) != JPEG2000_SOC) {
av_log(avctx, AV_LOG_ERROR, "SOC marker not present\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
if (ret = jpeg2000_read_main_headers(s))
goto end;
/* get picture buffer */
if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0)
goto end;
picture->pict_type = AV_PICTURE_TYPE_I;
picture->key_frame = 1;
if (ret = jpeg2000_read_bitstream_packets(s))
goto end;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++)
if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
goto end;
jpeg2000_dec_cleanup(s);
*got_frame = 1;
if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8)
memcpy(picture->data[1], s->palette, 256 * sizeof(uint32_t));
return bytestream2_tell(&s->g);
end:
jpeg2000_dec_cleanup(s);
return ret;
}
| DoS Overflow | 0 | static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
Jpeg2000DecoderContext *s = avctx->priv_data;
ThreadFrame frame = { .f = data };
AVFrame *picture = data;
int tileno, ret;
s->avctx = avctx;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
s->curtileno = -1;
memset(s->cdef, -1, sizeof(s->cdef));
if (bytestream2_get_bytes_left(&s->g) < 2) {
ret = AVERROR_INVALIDDATA;
goto end;
}
if (bytestream2_get_bytes_left(&s->g) >= 12 &&
(bytestream2_get_be32u(&s->g) == 12) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_TYPE) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_VALUE)) {
if (!jp2_find_codestream(s)) {
av_log(avctx, AV_LOG_ERROR,
"Could not find Jpeg2000 codestream atom.\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
} else {
bytestream2_seek(&s->g, 0, SEEK_SET);
}
while (bytestream2_get_bytes_left(&s->g) >= 3 && bytestream2_peek_be16(&s->g) != JPEG2000_SOC)
bytestream2_skip(&s->g, 1);
if (bytestream2_get_be16u(&s->g) != JPEG2000_SOC) {
av_log(avctx, AV_LOG_ERROR, "SOC marker not present\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
if (ret = jpeg2000_read_main_headers(s))
goto end;
/* get picture buffer */
if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0)
goto end;
picture->pict_type = AV_PICTURE_TYPE_I;
picture->key_frame = 1;
if (ret = jpeg2000_read_bitstream_packets(s))
goto end;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++)
if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
goto end;
jpeg2000_dec_cleanup(s);
*got_frame = 1;
if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8)
memcpy(picture->data[1], s->palette, 256 * sizeof(uint32_t));
return bytestream2_tell(&s->g);
end:
jpeg2000_dec_cleanup(s);
return ret;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,402 | static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s,
Jpeg2000CodingStyle *codsty,
Jpeg2000ResLevel *rlevel, int precno,
int layno, uint8_t *expn, int numgbits)
{
int bandno, cblkno, ret, nb_code_blocks;
if (!(ret = get_bits(s, 1))) {
jpeg2000_flush(s);
return 0;
} else if (ret < 0)
return ret;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_code_blocks = prec->nb_codeblocks_height *
prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
int incl, newpasses, llen;
if (cblk->npasses)
incl = get_bits(s, 1);
else
incl = tag_tree_decode(s, prec->cblkincl + cblkno, layno + 1) == layno;
if (!incl)
continue;
else if (incl < 0)
return incl;
if (!cblk->npasses) {
int v = expn[bandno] + numgbits - 1 -
tag_tree_decode(s, prec->zerobits + cblkno, 100);
if (v < 0) {
av_log(s->avctx, AV_LOG_ERROR,
"nonzerobits %d invalid\n", v);
return AVERROR_INVALIDDATA;
}
cblk->nonzerobits = v;
}
if ((newpasses = getnpasses(s)) < 0)
return newpasses;
if ((llen = getlblockinc(s)) < 0)
return llen;
cblk->lblock += llen;
if ((ret = get_bits(s, av_log2(newpasses) + cblk->lblock)) < 0)
return ret;
if (ret > sizeof(cblk->data)) {
avpriv_request_sample(s->avctx,
"Block with lengthinc greater than %zu",
sizeof(cblk->data));
return AVERROR_PATCHWELCOME;
}
cblk->lengthinc = ret;
cblk->npasses += newpasses;
}
}
jpeg2000_flush(s);
if (codsty->csty & JPEG2000_CSTY_EPH) {
if (bytestream2_peek_be16(&s->g) == JPEG2000_EPH)
bytestream2_skip(&s->g, 2);
else
av_log(s->avctx, AV_LOG_ERROR, "EPH marker not found.\n");
}
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
nb_code_blocks = prec->nb_codeblocks_height * prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
if ( bytestream2_get_bytes_left(&s->g) < cblk->lengthinc
|| sizeof(cblk->data) < cblk->length + cblk->lengthinc + 2
) {
av_log(s->avctx, AV_LOG_ERROR,
"Block length %d or lengthinc %d is too large\n",
cblk->length, cblk->lengthinc);
return AVERROR_INVALIDDATA;
}
bytestream2_get_bufferu(&s->g, cblk->data + cblk->length, cblk->lengthinc);
cblk->length += cblk->lengthinc;
cblk->lengthinc = 0;
}
}
return 0;
}
| DoS Overflow | 0 | static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s,
Jpeg2000CodingStyle *codsty,
Jpeg2000ResLevel *rlevel, int precno,
int layno, uint8_t *expn, int numgbits)
{
int bandno, cblkno, ret, nb_code_blocks;
if (!(ret = get_bits(s, 1))) {
jpeg2000_flush(s);
return 0;
} else if (ret < 0)
return ret;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_code_blocks = prec->nb_codeblocks_height *
prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
int incl, newpasses, llen;
if (cblk->npasses)
incl = get_bits(s, 1);
else
incl = tag_tree_decode(s, prec->cblkincl + cblkno, layno + 1) == layno;
if (!incl)
continue;
else if (incl < 0)
return incl;
if (!cblk->npasses) {
int v = expn[bandno] + numgbits - 1 -
tag_tree_decode(s, prec->zerobits + cblkno, 100);
if (v < 0) {
av_log(s->avctx, AV_LOG_ERROR,
"nonzerobits %d invalid\n", v);
return AVERROR_INVALIDDATA;
}
cblk->nonzerobits = v;
}
if ((newpasses = getnpasses(s)) < 0)
return newpasses;
if ((llen = getlblockinc(s)) < 0)
return llen;
cblk->lblock += llen;
if ((ret = get_bits(s, av_log2(newpasses) + cblk->lblock)) < 0)
return ret;
if (ret > sizeof(cblk->data)) {
avpriv_request_sample(s->avctx,
"Block with lengthinc greater than %zu",
sizeof(cblk->data));
return AVERROR_PATCHWELCOME;
}
cblk->lengthinc = ret;
cblk->npasses += newpasses;
}
}
jpeg2000_flush(s);
if (codsty->csty & JPEG2000_CSTY_EPH) {
if (bytestream2_peek_be16(&s->g) == JPEG2000_EPH)
bytestream2_skip(&s->g, 2);
else
av_log(s->avctx, AV_LOG_ERROR, "EPH marker not found.\n");
}
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
nb_code_blocks = prec->nb_codeblocks_height * prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
if ( bytestream2_get_bytes_left(&s->g) < cblk->lengthinc
|| sizeof(cblk->data) < cblk->length + cblk->lengthinc + 2
) {
av_log(s->avctx, AV_LOG_ERROR,
"Block length %d or lengthinc %d is too large\n",
cblk->length, cblk->lengthinc);
return AVERROR_INVALIDDATA;
}
bytestream2_get_bufferu(&s->g, cblk->data + cblk->length, cblk->lengthinc);
cblk->length += cblk->lengthinc;
cblk->lengthinc = 0;
}
}
return 0;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,403 | static int jpeg2000_decode_packets(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
{
int ret = 0;
int layno, reslevelno, compno, precno, ok_reslevel;
int x, y;
s->bit_index = 8;
switch (tile->codsty[0].prog_order) {
case JPEG2000_PGOD_RLCP:
avpriv_request_sample(s->avctx, "Progression order RLCP");
case JPEG2000_PGOD_LRCP:
for (layno = 0; layno < tile->codsty[0].nlayers; layno++) {
ok_reslevel = 1;
for (reslevelno = 0; ok_reslevel; reslevelno++) {
ok_reslevel = 0;
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
Jpeg2000QuantStyle *qntsty = tile->qntsty + compno;
if (reslevelno < codsty->nreslevels) {
Jpeg2000ResLevel *rlevel = tile->comp[compno].reslevel +
reslevelno;
ok_reslevel = 1;
for (precno = 0; precno < rlevel->num_precincts_x * rlevel->num_precincts_y; precno++)
if ((ret = jpeg2000_decode_packet(s,
codsty, rlevel,
precno, layno,
qntsty->expn + (reslevelno ? 3 * (reslevelno - 1) + 1 : 0),
qntsty->nguardbits)) < 0)
return ret;
}
}
}
}
break;
case JPEG2000_PGOD_CPRL:
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
Jpeg2000QuantStyle *qntsty = tile->qntsty + compno;
/* Set bit stream buffer address according to tile-part.
* For DCinema one tile-part per component, so can be
* indexed by component. */
s->g = tile->tile_part[compno].tpg;
/* Position loop (y axis)
* TODO: Automate computing of step 256.
* Fixed here, but to be computed before entering here. */
for (y = 0; y < s->height; y += 256) {
/* Position loop (y axis)
* TODO: automate computing of step 256.
* Fixed here, but to be computed before entering here. */
for (x = 0; x < s->width; x += 256) {
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) {
uint16_t prcx, prcy;
uint8_t reducedresno = codsty->nreslevels - 1 -reslevelno; // ==> N_L - r
Jpeg2000ResLevel *rlevel = tile->comp[compno].reslevel + reslevelno;
if (!((y % (1 << (rlevel->log2_prec_height + reducedresno)) == 0) ||
(y == 0))) // TODO: 2nd condition simplified as try0 always =0 for dcinema
continue;
if (!((x % (1 << (rlevel->log2_prec_width + reducedresno)) == 0) ||
(x == 0))) // TODO: 2nd condition simplified as try0 always =0 for dcinema
continue;
prcx = ff_jpeg2000_ceildivpow2(x, reducedresno) >> rlevel->log2_prec_width;
prcy = ff_jpeg2000_ceildivpow2(y, reducedresno) >> rlevel->log2_prec_height;
precno = prcx + rlevel->num_precincts_x * prcy;
for (layno = 0; layno < tile->codsty[0].nlayers; layno++) {
if ((ret = jpeg2000_decode_packet(s, codsty, rlevel,
precno, layno,
qntsty->expn + (reslevelno ? 3 * (reslevelno - 1) + 1 : 0),
qntsty->nguardbits)) < 0)
return ret;
}
}
}
}
}
break;
case JPEG2000_PGOD_RPCL:
avpriv_request_sample(s->avctx, "Progression order RPCL");
ret = AVERROR_PATCHWELCOME;
break;
case JPEG2000_PGOD_PCRL:
avpriv_request_sample(s->avctx, "Progression order PCRL");
ret = AVERROR_PATCHWELCOME;
break;
default:
break;
}
/* EOC marker reached */
bytestream2_skip(&s->g, 2);
return ret;
}
| DoS Overflow | 0 | static int jpeg2000_decode_packets(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
{
int ret = 0;
int layno, reslevelno, compno, precno, ok_reslevel;
int x, y;
s->bit_index = 8;
switch (tile->codsty[0].prog_order) {
case JPEG2000_PGOD_RLCP:
avpriv_request_sample(s->avctx, "Progression order RLCP");
case JPEG2000_PGOD_LRCP:
for (layno = 0; layno < tile->codsty[0].nlayers; layno++) {
ok_reslevel = 1;
for (reslevelno = 0; ok_reslevel; reslevelno++) {
ok_reslevel = 0;
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
Jpeg2000QuantStyle *qntsty = tile->qntsty + compno;
if (reslevelno < codsty->nreslevels) {
Jpeg2000ResLevel *rlevel = tile->comp[compno].reslevel +
reslevelno;
ok_reslevel = 1;
for (precno = 0; precno < rlevel->num_precincts_x * rlevel->num_precincts_y; precno++)
if ((ret = jpeg2000_decode_packet(s,
codsty, rlevel,
precno, layno,
qntsty->expn + (reslevelno ? 3 * (reslevelno - 1) + 1 : 0),
qntsty->nguardbits)) < 0)
return ret;
}
}
}
}
break;
case JPEG2000_PGOD_CPRL:
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
Jpeg2000QuantStyle *qntsty = tile->qntsty + compno;
/* Set bit stream buffer address according to tile-part.
* For DCinema one tile-part per component, so can be
* indexed by component. */
s->g = tile->tile_part[compno].tpg;
/* Position loop (y axis)
* TODO: Automate computing of step 256.
* Fixed here, but to be computed before entering here. */
for (y = 0; y < s->height; y += 256) {
/* Position loop (y axis)
* TODO: automate computing of step 256.
* Fixed here, but to be computed before entering here. */
for (x = 0; x < s->width; x += 256) {
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) {
uint16_t prcx, prcy;
uint8_t reducedresno = codsty->nreslevels - 1 -reslevelno; // ==> N_L - r
Jpeg2000ResLevel *rlevel = tile->comp[compno].reslevel + reslevelno;
if (!((y % (1 << (rlevel->log2_prec_height + reducedresno)) == 0) ||
(y == 0))) // TODO: 2nd condition simplified as try0 always =0 for dcinema
continue;
if (!((x % (1 << (rlevel->log2_prec_width + reducedresno)) == 0) ||
(x == 0))) // TODO: 2nd condition simplified as try0 always =0 for dcinema
continue;
prcx = ff_jpeg2000_ceildivpow2(x, reducedresno) >> rlevel->log2_prec_width;
prcy = ff_jpeg2000_ceildivpow2(y, reducedresno) >> rlevel->log2_prec_height;
precno = prcx + rlevel->num_precincts_x * prcy;
for (layno = 0; layno < tile->codsty[0].nlayers; layno++) {
if ((ret = jpeg2000_decode_packet(s, codsty, rlevel,
precno, layno,
qntsty->expn + (reslevelno ? 3 * (reslevelno - 1) + 1 : 0),
qntsty->nguardbits)) < 0)
return ret;
}
}
}
}
}
break;
case JPEG2000_PGOD_RPCL:
avpriv_request_sample(s->avctx, "Progression order RPCL");
ret = AVERROR_PATCHWELCOME;
break;
case JPEG2000_PGOD_PCRL:
avpriv_request_sample(s->avctx, "Progression order PCRL");
ret = AVERROR_PATCHWELCOME;
break;
default:
break;
}
/* EOC marker reached */
bytestream2_skip(&s->g, 2);
return ret;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,404 | static void jpeg2000_init_static_data(AVCodec *codec)
{
ff_jpeg2000_init_tier1_luts();
ff_mqc_init_context_tables();
}
| DoS Overflow | 0 | static void jpeg2000_init_static_data(AVCodec *codec)
{
ff_jpeg2000_init_tier1_luts();
ff_mqc_init_context_tables();
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,405 | static int jpeg2000_read_bitstream_packets(Jpeg2000DecoderContext *s)
{
int ret = 0;
int tileno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++) {
Jpeg2000Tile *tile = s->tile + tileno;
if (ret = init_tile(s, tileno))
return ret;
s->g = tile->tile_part[0].tpg;
if (ret = jpeg2000_decode_packets(s, tile))
return ret;
}
return 0;
}
| DoS Overflow | 0 | static int jpeg2000_read_bitstream_packets(Jpeg2000DecoderContext *s)
{
int ret = 0;
int tileno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++) {
Jpeg2000Tile *tile = s->tile + tileno;
if (ret = init_tile(s, tileno))
return ret;
s->g = tile->tile_part[0].tpg;
if (ret = jpeg2000_decode_packets(s, tile))
return ret;
}
return 0;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,406 | static void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
{
int i, csize = 1;
int32_t *src[3], i0, i1, i2;
float *srcf[3], i0f, i1f, i2f;
for (i = 1; i < 3; i++)
if (tile->codsty[0].transform != tile->codsty[i].transform) {
av_log(s->avctx, AV_LOG_ERROR, "Transforms mismatch, MCT not supported\n");
return;
}
for (i = 0; i < 3; i++)
if (tile->codsty[0].transform == FF_DWT97)
srcf[i] = tile->comp[i].f_data;
else
src [i] = tile->comp[i].i_data;
for (i = 0; i < 2; i++)
csize *= tile->comp[0].coord[i][1] - tile->comp[0].coord[i][0];
switch (tile->codsty[0].transform) {
case FF_DWT97:
for (i = 0; i < csize; i++) {
i0f = *srcf[0] + (f_ict_params[0] * *srcf[2]);
i1f = *srcf[0] - (f_ict_params[1] * *srcf[1])
- (f_ict_params[2] * *srcf[2]);
i2f = *srcf[0] + (f_ict_params[3] * *srcf[1]);
*srcf[0]++ = i0f;
*srcf[1]++ = i1f;
*srcf[2]++ = i2f;
}
break;
case FF_DWT97_INT:
for (i = 0; i < csize; i++) {
i0 = *src[0] + (((i_ict_params[0] * *src[2]) + (1 << 15)) >> 16);
i1 = *src[0] - (((i_ict_params[1] * *src[1]) + (1 << 15)) >> 16)
- (((i_ict_params[2] * *src[2]) + (1 << 15)) >> 16);
i2 = *src[0] + (((i_ict_params[3] * *src[1]) + (1 << 15)) >> 16);
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
case FF_DWT53:
for (i = 0; i < csize; i++) {
i1 = *src[0] - (*src[2] + *src[1] >> 2);
i0 = i1 + *src[2];
i2 = i1 + *src[1];
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
}
}
| DoS Overflow | 0 | static void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
{
int i, csize = 1;
int32_t *src[3], i0, i1, i2;
float *srcf[3], i0f, i1f, i2f;
for (i = 1; i < 3; i++)
if (tile->codsty[0].transform != tile->codsty[i].transform) {
av_log(s->avctx, AV_LOG_ERROR, "Transforms mismatch, MCT not supported\n");
return;
}
for (i = 0; i < 3; i++)
if (tile->codsty[0].transform == FF_DWT97)
srcf[i] = tile->comp[i].f_data;
else
src [i] = tile->comp[i].i_data;
for (i = 0; i < 2; i++)
csize *= tile->comp[0].coord[i][1] - tile->comp[0].coord[i][0];
switch (tile->codsty[0].transform) {
case FF_DWT97:
for (i = 0; i < csize; i++) {
i0f = *srcf[0] + (f_ict_params[0] * *srcf[2]);
i1f = *srcf[0] - (f_ict_params[1] * *srcf[1])
- (f_ict_params[2] * *srcf[2]);
i2f = *srcf[0] + (f_ict_params[3] * *srcf[1]);
*srcf[0]++ = i0f;
*srcf[1]++ = i1f;
*srcf[2]++ = i2f;
}
break;
case FF_DWT97_INT:
for (i = 0; i < csize; i++) {
i0 = *src[0] + (((i_ict_params[0] * *src[2]) + (1 << 15)) >> 16);
i1 = *src[0] - (((i_ict_params[1] * *src[1]) + (1 << 15)) >> 16)
- (((i_ict_params[2] * *src[2]) + (1 << 15)) >> 16);
i2 = *src[0] + (((i_ict_params[3] * *src[1]) + (1 << 15)) >> 16);
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
case FF_DWT53:
for (i = 0; i < csize; i++) {
i1 = *src[0] - (*src[2] + *src[1] >> 2);
i0 = i1 + *src[2];
i2 = i1 + *src[1];
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
}
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,407 | static int pix_fmt_match(enum AVPixelFormat pix_fmt, int components,
int bpc, uint32_t log2_chroma_wh, int pal8)
{
int match = 1;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
if (desc->nb_components != components) {
return 0;
}
switch (components) {
case 4:
match = match && desc->comp[3].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 14 & 3) == 0 &&
(log2_chroma_wh >> 12 & 3) == 0;
case 3:
match = match && desc->comp[2].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 10 & 3) == desc->log2_chroma_w &&
(log2_chroma_wh >> 8 & 3) == desc->log2_chroma_h;
case 2:
match = match && desc->comp[1].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 6 & 3) == desc->log2_chroma_w &&
(log2_chroma_wh >> 4 & 3) == desc->log2_chroma_h;
case 1:
match = match && desc->comp[0].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 2 & 3) == 0 &&
(log2_chroma_wh & 3) == 0 &&
(desc->flags & AV_PIX_FMT_FLAG_PAL) == pal8 * AV_PIX_FMT_FLAG_PAL;
}
return match;
}
| DoS Overflow | 0 | static int pix_fmt_match(enum AVPixelFormat pix_fmt, int components,
int bpc, uint32_t log2_chroma_wh, int pal8)
{
int match = 1;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt);
if (desc->nb_components != components) {
return 0;
}
switch (components) {
case 4:
match = match && desc->comp[3].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 14 & 3) == 0 &&
(log2_chroma_wh >> 12 & 3) == 0;
case 3:
match = match && desc->comp[2].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 10 & 3) == desc->log2_chroma_w &&
(log2_chroma_wh >> 8 & 3) == desc->log2_chroma_h;
case 2:
match = match && desc->comp[1].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 6 & 3) == desc->log2_chroma_w &&
(log2_chroma_wh >> 4 & 3) == desc->log2_chroma_h;
case 1:
match = match && desc->comp[0].depth_minus1 + 1 >= bpc &&
(log2_chroma_wh >> 2 & 3) == 0 &&
(log2_chroma_wh & 3) == 0 &&
(desc->flags & AV_PIX_FMT_FLAG_PAL) == pal8 * AV_PIX_FMT_FLAG_PAL;
}
return match;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,408 | static int tag_tree_decode(Jpeg2000DecoderContext *s, Jpeg2000TgtNode *node,
int threshold)
{
Jpeg2000TgtNode *stack[30];
int sp = -1, curval = 0;
if (!node)
return AVERROR_INVALIDDATA;
while (node && !node->vis) {
stack[++sp] = node;
node = node->parent;
}
if (node)
curval = node->val;
else
curval = stack[sp]->val;
while (curval < threshold && sp >= 0) {
if (curval < stack[sp]->val)
curval = stack[sp]->val;
while (curval < threshold) {
int ret;
if ((ret = get_bits(s, 1)) > 0) {
stack[sp]->vis++;
break;
} else if (!ret)
curval++;
else
return ret;
}
stack[sp]->val = curval;
sp--;
}
return curval;
}
| DoS Overflow | 0 | static int tag_tree_decode(Jpeg2000DecoderContext *s, Jpeg2000TgtNode *node,
int threshold)
{
Jpeg2000TgtNode *stack[30];
int sp = -1, curval = 0;
if (!node)
return AVERROR_INVALIDDATA;
while (node && !node->vis) {
stack[++sp] = node;
node = node->parent;
}
if (node)
curval = node->val;
else
curval = stack[sp]->val;
while (curval < threshold && sp >= 0) {
if (curval < stack[sp]->val)
curval = stack[sp]->val;
while (curval < threshold) {
int ret;
if ((ret = get_bits(s, 1)) > 0) {
stack[sp]->vis++;
break;
} else if (!ret)
curval++;
else
return ret;
}
stack[sp]->val = curval;
sp--;
}
return curval;
}
| @@ -1278,12 +1278,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- line = picture->data[plane] + y * picture->linesize[plane];
+ line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = line + x * pixelsize + compno*!planar;
+ dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
@@ -1324,12 +1324,12 @@ static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
- linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
+ linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
- dst = linel + (x * pixelsize + compno*!planar);
+ dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1)); | CWE-119 | null | null |
22,409 | int av_parser_change(AVCodecParserContext *s,
AVCodecContext *avctx,
uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size, int keyframe){
if(s && s->parser->split){
if((avctx->flags & CODEC_FLAG_GLOBAL_HEADER) || (avctx->flags2 & CODEC_FLAG2_LOCAL_HEADER)){
int i= s->parser->split(avctx, buf, buf_size);
buf += i;
buf_size -= i;
}
}
/* cast to avoid warning about discarding qualifiers */
*poutbuf= (uint8_t *) buf;
*poutbuf_size= buf_size;
if(avctx->extradata){
if( (keyframe && (avctx->flags2 & CODEC_FLAG2_LOCAL_HEADER))
/*||(s->pict_type != AV_PICTURE_TYPE_I && (s->flags & PARSER_FLAG_DUMP_EXTRADATA_AT_NOKEY))*/
/*||(? && (s->flags & PARSER_FLAG_DUMP_EXTRADATA_AT_BEGIN)*/){
int size= buf_size + avctx->extradata_size;
*poutbuf_size= size;
*poutbuf= av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
memcpy(*poutbuf, avctx->extradata, avctx->extradata_size);
memcpy((*poutbuf) + avctx->extradata_size, buf, buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
return 1;
}
}
return 0;
}
| DoS Overflow | 0 | int av_parser_change(AVCodecParserContext *s,
AVCodecContext *avctx,
uint8_t **poutbuf, int *poutbuf_size,
const uint8_t *buf, int buf_size, int keyframe){
if(s && s->parser->split){
if((avctx->flags & CODEC_FLAG_GLOBAL_HEADER) || (avctx->flags2 & CODEC_FLAG2_LOCAL_HEADER)){
int i= s->parser->split(avctx, buf, buf_size);
buf += i;
buf_size -= i;
}
}
/* cast to avoid warning about discarding qualifiers */
*poutbuf= (uint8_t *) buf;
*poutbuf_size= buf_size;
if(avctx->extradata){
if( (keyframe && (avctx->flags2 & CODEC_FLAG2_LOCAL_HEADER))
/*||(s->pict_type != AV_PICTURE_TYPE_I && (s->flags & PARSER_FLAG_DUMP_EXTRADATA_AT_NOKEY))*/
/*||(? && (s->flags & PARSER_FLAG_DUMP_EXTRADATA_AT_BEGIN)*/){
int size= buf_size + avctx->extradata_size;
*poutbuf_size= size;
*poutbuf= av_malloc(size + FF_INPUT_BUFFER_PADDING_SIZE);
memcpy(*poutbuf, avctx->extradata, avctx->extradata_size);
memcpy((*poutbuf) + avctx->extradata_size, buf, buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
return 1;
}
}
return 0;
}
| @@ -237,8 +237,10 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
if(next == END_NOT_FOUND){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
@@ -251,9 +253,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->overread_index =
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
if (next > -FF_INPUT_BUFFER_PADDING_SIZE)
memcpy(&pc->buffer[pc->index], *buf, | CWE-119 | null | null |
22,410 | void av_parser_close(AVCodecParserContext *s)
{
if(s){
if (s->parser->parser_close)
s->parser->parser_close(s);
av_free(s->priv_data);
av_free(s);
}
}
| DoS Overflow | 0 | void av_parser_close(AVCodecParserContext *s)
{
if(s){
if (s->parser->parser_close)
s->parser->parser_close(s);
av_free(s->priv_data);
av_free(s);
}
}
| @@ -237,8 +237,10 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
if(next == END_NOT_FOUND){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
@@ -251,9 +253,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->overread_index =
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
if (next > -FF_INPUT_BUFFER_PADDING_SIZE)
memcpy(&pc->buffer[pc->index], *buf, | CWE-119 | null | null |
22,411 | AVCodecParser* av_parser_next(AVCodecParser *p){
if(p) return p->next;
else return av_first_parser;
}
| DoS Overflow | 0 | AVCodecParser* av_parser_next(AVCodecParser *p){
if(p) return p->next;
else return av_first_parser;
}
| @@ -237,8 +237,10 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
if(next == END_NOT_FOUND){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
@@ -251,9 +253,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->overread_index =
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
if (next > -FF_INPUT_BUFFER_PADDING_SIZE)
memcpy(&pc->buffer[pc->index], *buf, | CWE-119 | null | null |
22,412 | void ff_fetch_timestamp(AVCodecParserContext *s, int off, int remove){
int i;
s->dts= s->pts= AV_NOPTS_VALUE;
s->pos= -1;
s->offset= 0;
for(i = 0; i < AV_PARSER_PTS_NB; i++) {
if ( s->cur_offset + off >= s->cur_frame_offset[i]
&& (s->frame_offset < s->cur_frame_offset[i] ||
(!s->frame_offset && !s->next_frame_offset)) // first field/frame
&& /*s->next_frame_offset + off <*/ s->cur_frame_end[i]){
s->dts= s->cur_frame_dts[i];
s->pts= s->cur_frame_pts[i];
s->pos= s->cur_frame_pos[i];
s->offset = s->next_frame_offset - s->cur_frame_offset[i];
if(remove)
s->cur_frame_offset[i]= INT64_MAX;
if(s->cur_offset + off < s->cur_frame_end[i])
break;
}
}
}
| DoS Overflow | 0 | void ff_fetch_timestamp(AVCodecParserContext *s, int off, int remove){
int i;
s->dts= s->pts= AV_NOPTS_VALUE;
s->pos= -1;
s->offset= 0;
for(i = 0; i < AV_PARSER_PTS_NB; i++) {
if ( s->cur_offset + off >= s->cur_frame_offset[i]
&& (s->frame_offset < s->cur_frame_offset[i] ||
(!s->frame_offset && !s->next_frame_offset)) // first field/frame
&& /*s->next_frame_offset + off <*/ s->cur_frame_end[i]){
s->dts= s->cur_frame_dts[i];
s->pts= s->cur_frame_pts[i];
s->pos= s->cur_frame_pos[i];
s->offset = s->next_frame_offset - s->cur_frame_offset[i];
if(remove)
s->cur_frame_offset[i]= INT64_MAX;
if(s->cur_offset + off < s->cur_frame_end[i])
break;
}
}
}
| @@ -237,8 +237,10 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
if(next == END_NOT_FOUND){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
@@ -251,9 +253,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->overread_index =
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
if (next > -FF_INPUT_BUFFER_PADDING_SIZE)
memcpy(&pc->buffer[pc->index], *buf, | CWE-119 | null | null |
22,413 | int ff_mpeg4video_split(AVCodecContext *avctx,
const uint8_t *buf, int buf_size)
{
int i;
uint32_t state= -1;
for(i=0; i<buf_size; i++){
state= (state<<8) | buf[i];
if(state == 0x1B3 || state == 0x1B6)
return i-3;
}
return 0;
}
| DoS Overflow | 0 | int ff_mpeg4video_split(AVCodecContext *avctx,
const uint8_t *buf, int buf_size)
{
int i;
uint32_t state= -1;
for(i=0; i<buf_size; i++){
state= (state<<8) | buf[i];
if(state == 0x1B3 || state == 0x1B6)
return i-3;
}
return 0;
}
| @@ -237,8 +237,10 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
if(next == END_NOT_FOUND){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
@@ -251,9 +253,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->overread_index =
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
if (next > -FF_INPUT_BUFFER_PADDING_SIZE)
memcpy(&pc->buffer[pc->index], *buf, | CWE-119 | null | null |
22,414 | void ff_parse_close(AVCodecParserContext *s)
{
ParseContext *pc = s->priv_data;
av_freep(&pc->buffer);
}
| DoS Overflow | 0 | void ff_parse_close(AVCodecParserContext *s)
{
ParseContext *pc = s->priv_data;
av_freep(&pc->buffer);
}
| @@ -237,8 +237,10 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
if(next == END_NOT_FOUND){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, (*buf_size) + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
memcpy(&pc->buffer[pc->index], *buf, *buf_size);
pc->index += *buf_size;
@@ -251,9 +253,11 @@ int ff_combine_frame(ParseContext *pc, int next, const uint8_t **buf, int *buf_s
/* append to buffer */
if(pc->index){
void* new_buffer = av_fast_realloc(pc->buffer, &pc->buffer_size, next + pc->index + FF_INPUT_BUFFER_PADDING_SIZE);
-
- if(!new_buffer)
+ if(!new_buffer) {
+ pc->overread_index =
+ pc->index = 0;
return AVERROR(ENOMEM);
+ }
pc->buffer = new_buffer;
if (next > -FF_INPUT_BUFFER_PADDING_SIZE)
memcpy(&pc->buffer[pc->index], *buf, | CWE-119 | null | null |
22,415 | static av_cold int build_vlc(VLC *vlc, const uint8_t *bits_table,
const uint8_t *val_table, int nb_codes,
int is_ac)
{
uint8_t huff_size[256] = { 0 };
uint16_t huff_code[256];
uint16_t huff_sym[256];
int i;
ff_mjpeg_build_huffman_codes(huff_size, huff_code, bits_table, val_table);
for (i = 0; i < 256; i++)
huff_sym[i] = i + 16 * is_ac;
if (is_ac)
huff_sym[0] = 16 * 256;
return ff_init_vlc_sparse(vlc, 9, nb_codes, huff_size, 1, 1,
huff_code, 2, 2, huff_sym, 2, 2, 0);
}
| DoS Overflow | 0 | static av_cold int build_vlc(VLC *vlc, const uint8_t *bits_table,
const uint8_t *val_table, int nb_codes,
int is_ac)
{
uint8_t huff_size[256] = { 0 };
uint16_t huff_code[256];
uint16_t huff_sym[256];
int i;
ff_mjpeg_build_huffman_codes(huff_size, huff_code, bits_table, val_table);
for (i = 0; i < 256; i++)
huff_sym[i] = i + 16 * is_ac;
if (is_ac)
huff_sym[0] = 16 * 256;
return ff_init_vlc_sparse(vlc, 9, nb_codes, huff_size, 1, 1,
huff_code, 2, 2, huff_sym, 2, 2, 0);
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,416 | static av_cold int g2m_decode_end(AVCodecContext *avctx)
{
G2MContext * const c = avctx->priv_data;
jpg_free_context(&c->jc);
av_freep(&c->kempf_buf);
av_freep(&c->kempf_flags);
av_freep(&c->synth_tile);
av_freep(&c->jpeg_tile);
av_freep(&c->cursor);
av_freep(&c->framebuf);
return 0;
}
| DoS Overflow | 0 | static av_cold int g2m_decode_end(AVCodecContext *avctx)
{
G2MContext * const c = avctx->priv_data;
jpg_free_context(&c->jc);
av_freep(&c->kempf_buf);
av_freep(&c->kempf_flags);
av_freep(&c->synth_tile);
av_freep(&c->jpeg_tile);
av_freep(&c->cursor);
av_freep(&c->framebuf);
return 0;
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,417 | static int g2m_decode_frame(AVCodecContext *avctx, void *data,
int *got_picture_ptr, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
G2MContext *c = avctx->priv_data;
AVFrame *pic = data;
GetByteContext bc, tbc;
int magic;
int got_header = 0;
uint32_t chunk_size;
int chunk_type;
int i;
int ret;
if (buf_size < 12) {
av_log(avctx, AV_LOG_ERROR,
"Frame should have at least 12 bytes, got %d instead\n",
buf_size);
return AVERROR_INVALIDDATA;
}
bytestream2_init(&bc, buf, buf_size);
magic = bytestream2_get_be32(&bc);
if ((magic & ~0xF) != MKBETAG('G', '2', 'M', '0') ||
(magic & 0xF) < 2 || (magic & 0xF) > 4) {
av_log(avctx, AV_LOG_ERROR, "Wrong magic %08X\n", magic);
return AVERROR_INVALIDDATA;
}
if ((magic & 0xF) != 4) {
av_log(avctx, AV_LOG_ERROR, "G2M2 and G2M3 are not yet supported\n");
return AVERROR(ENOSYS);
}
while (bytestream2_get_bytes_left(&bc) > 5) {
chunk_size = bytestream2_get_le32(&bc) - 1;
chunk_type = bytestream2_get_byte(&bc);
if (chunk_size > bytestream2_get_bytes_left(&bc)) {
av_log(avctx, AV_LOG_ERROR, "Invalid chunk size %d type %02X\n",
chunk_size, chunk_type);
break;
}
switch (chunk_type) {
case FRAME_INFO:
c->got_header = 0;
if (chunk_size < 21) {
av_log(avctx, AV_LOG_ERROR, "Invalid frame info size %d\n",
chunk_size);
break;
}
c->width = bytestream2_get_be32(&bc);
c->height = bytestream2_get_be32(&bc);
if (c->width < 16 || c->width > avctx->width ||
c->height < 16 || c->height > avctx->height) {
av_log(avctx, AV_LOG_ERROR,
"Invalid frame dimensions %dx%d\n",
c->width, c->height);
ret = AVERROR_INVALIDDATA;
goto header_fail;
}
if (c->width != avctx->width || c->height != avctx->height)
avcodec_set_dimensions(avctx, c->width, c->height);
c->compression = bytestream2_get_be32(&bc);
if (c->compression != 2 && c->compression != 3) {
av_log(avctx, AV_LOG_ERROR,
"Unknown compression method %d\n",
c->compression);
return AVERROR_PATCHWELCOME;
}
c->tile_width = bytestream2_get_be32(&bc);
c->tile_height = bytestream2_get_be32(&bc);
if (!c->tile_width || !c->tile_height) {
av_log(avctx, AV_LOG_ERROR,
"Invalid tile dimensions %dx%d\n",
c->tile_width, c->tile_height);
ret = AVERROR_INVALIDDATA;
goto header_fail;
}
c->tiles_x = (c->width + c->tile_width - 1) / c->tile_width;
c->tiles_y = (c->height + c->tile_height - 1) / c->tile_height;
c->bpp = bytestream2_get_byte(&bc);
chunk_size -= 21;
bytestream2_skip(&bc, chunk_size);
if (g2m_init_buffers(c)) {
ret = AVERROR(ENOMEM);
goto header_fail;
}
got_header = 1;
break;
case TILE_DATA:
if (!c->tiles_x || !c->tiles_y) {
av_log(avctx, AV_LOG_WARNING,
"No frame header - skipping tile\n");
bytestream2_skip(&bc, bytestream2_get_bytes_left(&bc));
break;
}
if (chunk_size < 2) {
av_log(avctx, AV_LOG_ERROR, "Invalid tile data size %d\n",
chunk_size);
break;
}
c->tile_x = bytestream2_get_byte(&bc);
c->tile_y = bytestream2_get_byte(&bc);
if (c->tile_x >= c->tiles_x || c->tile_y >= c->tiles_y) {
av_log(avctx, AV_LOG_ERROR,
"Invalid tile pos %d,%d (in %dx%d grid)\n",
c->tile_x, c->tile_y, c->tiles_x, c->tiles_y);
break;
}
chunk_size -= 2;
ret = 0;
switch (c->compression) {
case COMPR_EPIC_J_B:
av_log(avctx, AV_LOG_ERROR,
"ePIC j-b compression is not implemented yet\n");
return AVERROR(ENOSYS);
case COMPR_KEMPF_J_B:
ret = kempf_decode_tile(c, c->tile_x, c->tile_y,
buf + bytestream2_tell(&bc),
chunk_size);
break;
}
if (ret && c->framebuf)
av_log(avctx, AV_LOG_ERROR, "Error decoding tile %d,%d\n",
c->tile_x, c->tile_y);
bytestream2_skip(&bc, chunk_size);
break;
case CURSOR_POS:
if (chunk_size < 5) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor pos size %d\n",
chunk_size);
break;
}
c->cursor_x = bytestream2_get_be16(&bc);
c->cursor_y = bytestream2_get_be16(&bc);
bytestream2_skip(&bc, chunk_size - 4);
break;
case CURSOR_SHAPE:
if (chunk_size < 8) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor data size %d\n",
chunk_size);
break;
}
bytestream2_init(&tbc, buf + bytestream2_tell(&bc),
chunk_size - 4);
g2m_load_cursor(avctx, c, &tbc);
bytestream2_skip(&bc, chunk_size);
break;
case CHUNK_CC:
case CHUNK_CD:
bytestream2_skip(&bc, chunk_size);
break;
default:
av_log(avctx, AV_LOG_WARNING, "Skipping chunk type %02X\n",
chunk_type);
bytestream2_skip(&bc, chunk_size);
}
}
if (got_header)
c->got_header = 1;
if (c->width && c->height && c->framebuf) {
if ((ret = ff_get_buffer(avctx, pic, 0)) < 0)
return ret;
pic->key_frame = got_header;
pic->pict_type = got_header ? AV_PICTURE_TYPE_I : AV_PICTURE_TYPE_P;
for (i = 0; i < avctx->height; i++)
memcpy(pic->data[0] + i * pic->linesize[0],
c->framebuf + i * c->framebuf_stride,
c->width * 3);
g2m_paint_cursor(c, pic->data[0], pic->linesize[0]);
*got_picture_ptr = 1;
}
return buf_size;
header_fail:
c->width = c->height = 0;
c->tiles_x = c->tiles_y = 0;
return ret;
}
| DoS Overflow | 0 | static int g2m_decode_frame(AVCodecContext *avctx, void *data,
int *got_picture_ptr, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
G2MContext *c = avctx->priv_data;
AVFrame *pic = data;
GetByteContext bc, tbc;
int magic;
int got_header = 0;
uint32_t chunk_size;
int chunk_type;
int i;
int ret;
if (buf_size < 12) {
av_log(avctx, AV_LOG_ERROR,
"Frame should have at least 12 bytes, got %d instead\n",
buf_size);
return AVERROR_INVALIDDATA;
}
bytestream2_init(&bc, buf, buf_size);
magic = bytestream2_get_be32(&bc);
if ((magic & ~0xF) != MKBETAG('G', '2', 'M', '0') ||
(magic & 0xF) < 2 || (magic & 0xF) > 4) {
av_log(avctx, AV_LOG_ERROR, "Wrong magic %08X\n", magic);
return AVERROR_INVALIDDATA;
}
if ((magic & 0xF) != 4) {
av_log(avctx, AV_LOG_ERROR, "G2M2 and G2M3 are not yet supported\n");
return AVERROR(ENOSYS);
}
while (bytestream2_get_bytes_left(&bc) > 5) {
chunk_size = bytestream2_get_le32(&bc) - 1;
chunk_type = bytestream2_get_byte(&bc);
if (chunk_size > bytestream2_get_bytes_left(&bc)) {
av_log(avctx, AV_LOG_ERROR, "Invalid chunk size %d type %02X\n",
chunk_size, chunk_type);
break;
}
switch (chunk_type) {
case FRAME_INFO:
c->got_header = 0;
if (chunk_size < 21) {
av_log(avctx, AV_LOG_ERROR, "Invalid frame info size %d\n",
chunk_size);
break;
}
c->width = bytestream2_get_be32(&bc);
c->height = bytestream2_get_be32(&bc);
if (c->width < 16 || c->width > avctx->width ||
c->height < 16 || c->height > avctx->height) {
av_log(avctx, AV_LOG_ERROR,
"Invalid frame dimensions %dx%d\n",
c->width, c->height);
ret = AVERROR_INVALIDDATA;
goto header_fail;
}
if (c->width != avctx->width || c->height != avctx->height)
avcodec_set_dimensions(avctx, c->width, c->height);
c->compression = bytestream2_get_be32(&bc);
if (c->compression != 2 && c->compression != 3) {
av_log(avctx, AV_LOG_ERROR,
"Unknown compression method %d\n",
c->compression);
return AVERROR_PATCHWELCOME;
}
c->tile_width = bytestream2_get_be32(&bc);
c->tile_height = bytestream2_get_be32(&bc);
if (!c->tile_width || !c->tile_height) {
av_log(avctx, AV_LOG_ERROR,
"Invalid tile dimensions %dx%d\n",
c->tile_width, c->tile_height);
ret = AVERROR_INVALIDDATA;
goto header_fail;
}
c->tiles_x = (c->width + c->tile_width - 1) / c->tile_width;
c->tiles_y = (c->height + c->tile_height - 1) / c->tile_height;
c->bpp = bytestream2_get_byte(&bc);
chunk_size -= 21;
bytestream2_skip(&bc, chunk_size);
if (g2m_init_buffers(c)) {
ret = AVERROR(ENOMEM);
goto header_fail;
}
got_header = 1;
break;
case TILE_DATA:
if (!c->tiles_x || !c->tiles_y) {
av_log(avctx, AV_LOG_WARNING,
"No frame header - skipping tile\n");
bytestream2_skip(&bc, bytestream2_get_bytes_left(&bc));
break;
}
if (chunk_size < 2) {
av_log(avctx, AV_LOG_ERROR, "Invalid tile data size %d\n",
chunk_size);
break;
}
c->tile_x = bytestream2_get_byte(&bc);
c->tile_y = bytestream2_get_byte(&bc);
if (c->tile_x >= c->tiles_x || c->tile_y >= c->tiles_y) {
av_log(avctx, AV_LOG_ERROR,
"Invalid tile pos %d,%d (in %dx%d grid)\n",
c->tile_x, c->tile_y, c->tiles_x, c->tiles_y);
break;
}
chunk_size -= 2;
ret = 0;
switch (c->compression) {
case COMPR_EPIC_J_B:
av_log(avctx, AV_LOG_ERROR,
"ePIC j-b compression is not implemented yet\n");
return AVERROR(ENOSYS);
case COMPR_KEMPF_J_B:
ret = kempf_decode_tile(c, c->tile_x, c->tile_y,
buf + bytestream2_tell(&bc),
chunk_size);
break;
}
if (ret && c->framebuf)
av_log(avctx, AV_LOG_ERROR, "Error decoding tile %d,%d\n",
c->tile_x, c->tile_y);
bytestream2_skip(&bc, chunk_size);
break;
case CURSOR_POS:
if (chunk_size < 5) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor pos size %d\n",
chunk_size);
break;
}
c->cursor_x = bytestream2_get_be16(&bc);
c->cursor_y = bytestream2_get_be16(&bc);
bytestream2_skip(&bc, chunk_size - 4);
break;
case CURSOR_SHAPE:
if (chunk_size < 8) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor data size %d\n",
chunk_size);
break;
}
bytestream2_init(&tbc, buf + bytestream2_tell(&bc),
chunk_size - 4);
g2m_load_cursor(avctx, c, &tbc);
bytestream2_skip(&bc, chunk_size);
break;
case CHUNK_CC:
case CHUNK_CD:
bytestream2_skip(&bc, chunk_size);
break;
default:
av_log(avctx, AV_LOG_WARNING, "Skipping chunk type %02X\n",
chunk_type);
bytestream2_skip(&bc, chunk_size);
}
}
if (got_header)
c->got_header = 1;
if (c->width && c->height && c->framebuf) {
if ((ret = ff_get_buffer(avctx, pic, 0)) < 0)
return ret;
pic->key_frame = got_header;
pic->pict_type = got_header ? AV_PICTURE_TYPE_I : AV_PICTURE_TYPE_P;
for (i = 0; i < avctx->height; i++)
memcpy(pic->data[0] + i * pic->linesize[0],
c->framebuf + i * c->framebuf_stride,
c->width * 3);
g2m_paint_cursor(c, pic->data[0], pic->linesize[0]);
*got_picture_ptr = 1;
}
return buf_size;
header_fail:
c->width = c->height = 0;
c->tiles_x = c->tiles_y = 0;
return ret;
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,418 | static int g2m_load_cursor(AVCodecContext *avctx, G2MContext *c,
GetByteContext *gb)
{
int i, j, k;
uint8_t *dst;
uint32_t bits;
uint32_t cur_size, cursor_w, cursor_h, cursor_stride;
uint32_t cursor_hot_x, cursor_hot_y;
int cursor_fmt;
uint8_t *tmp;
cur_size = bytestream2_get_be32(gb);
cursor_w = bytestream2_get_byte(gb);
cursor_h = bytestream2_get_byte(gb);
cursor_hot_x = bytestream2_get_byte(gb);
cursor_hot_y = bytestream2_get_byte(gb);
cursor_fmt = bytestream2_get_byte(gb);
cursor_stride = FFALIGN(cursor_w, 32) * 4;
if (cursor_w < 1 || cursor_w > 256 ||
cursor_h < 1 || cursor_h > 256) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor dimensions %dx%d\n",
cursor_w, cursor_h);
return AVERROR_INVALIDDATA;
}
if (cursor_hot_x > cursor_w || cursor_hot_y > cursor_h) {
av_log(avctx, AV_LOG_WARNING, "Invalid hotspot position %d,%d\n",
cursor_hot_x, cursor_hot_y);
cursor_hot_x = FFMIN(cursor_hot_x, cursor_w - 1);
cursor_hot_y = FFMIN(cursor_hot_y, cursor_h - 1);
}
if (cur_size - 9 > bytestream2_get_bytes_left(gb) ||
c->cursor_w * c->cursor_h / 4 > cur_size) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor data size %d/%d\n",
cur_size, bytestream2_get_bytes_left(gb));
return AVERROR_INVALIDDATA;
}
if (cursor_fmt != 1 && cursor_fmt != 32) {
avpriv_report_missing_feature(avctx, "Cursor format %d",
cursor_fmt);
return AVERROR_PATCHWELCOME;
}
tmp = av_realloc(c->cursor, cursor_stride * cursor_h);
if (!tmp) {
av_log(avctx, AV_LOG_ERROR, "Cannot allocate cursor buffer\n");
return AVERROR(ENOMEM);
}
c->cursor = tmp;
c->cursor_w = cursor_w;
c->cursor_h = cursor_h;
c->cursor_hot_x = cursor_hot_x;
c->cursor_hot_y = cursor_hot_y;
c->cursor_fmt = cursor_fmt;
c->cursor_stride = cursor_stride;
dst = c->cursor;
switch (c->cursor_fmt) {
case 1: // old monochrome
for (j = 0; j < c->cursor_h; j++) {
for (i = 0; i < c->cursor_w; i += 32) {
bits = bytestream2_get_be32(gb);
for (k = 0; k < 32; k++) {
dst[0] = !!(bits & 0x80000000);
dst += 4;
bits <<= 1;
}
}
}
dst = c->cursor;
for (j = 0; j < c->cursor_h; j++) {
for (i = 0; i < c->cursor_w; i += 32) {
bits = bytestream2_get_be32(gb);
for (k = 0; k < 32; k++) {
int mask_bit = !!(bits & 0x80000000);
switch (dst[0] * 2 + mask_bit) {
case 0:
dst[0] = 0xFF; dst[1] = 0x00;
dst[2] = 0x00; dst[3] = 0x00;
break;
case 1:
dst[0] = 0xFF; dst[1] = 0xFF;
dst[2] = 0xFF; dst[3] = 0xFF;
break;
default:
dst[0] = 0x00; dst[1] = 0x00;
dst[2] = 0x00; dst[3] = 0x00;
}
dst += 4;
bits <<= 1;
}
}
}
break;
case 32: // full colour
/* skip monochrome version of the cursor and decode RGBA instead */
bytestream2_skip(gb, c->cursor_h * (FFALIGN(c->cursor_w, 32) >> 3));
for (j = 0; j < c->cursor_h; j++) {
for (i = 0; i < c->cursor_w; i++) {
int val = bytestream2_get_be32(gb);
*dst++ = val >> 0;
*dst++ = val >> 8;
*dst++ = val >> 16;
*dst++ = val >> 24;
}
}
break;
default:
return AVERROR_PATCHWELCOME;
}
return 0;
}
| DoS Overflow | 0 | static int g2m_load_cursor(AVCodecContext *avctx, G2MContext *c,
GetByteContext *gb)
{
int i, j, k;
uint8_t *dst;
uint32_t bits;
uint32_t cur_size, cursor_w, cursor_h, cursor_stride;
uint32_t cursor_hot_x, cursor_hot_y;
int cursor_fmt;
uint8_t *tmp;
cur_size = bytestream2_get_be32(gb);
cursor_w = bytestream2_get_byte(gb);
cursor_h = bytestream2_get_byte(gb);
cursor_hot_x = bytestream2_get_byte(gb);
cursor_hot_y = bytestream2_get_byte(gb);
cursor_fmt = bytestream2_get_byte(gb);
cursor_stride = FFALIGN(cursor_w, 32) * 4;
if (cursor_w < 1 || cursor_w > 256 ||
cursor_h < 1 || cursor_h > 256) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor dimensions %dx%d\n",
cursor_w, cursor_h);
return AVERROR_INVALIDDATA;
}
if (cursor_hot_x > cursor_w || cursor_hot_y > cursor_h) {
av_log(avctx, AV_LOG_WARNING, "Invalid hotspot position %d,%d\n",
cursor_hot_x, cursor_hot_y);
cursor_hot_x = FFMIN(cursor_hot_x, cursor_w - 1);
cursor_hot_y = FFMIN(cursor_hot_y, cursor_h - 1);
}
if (cur_size - 9 > bytestream2_get_bytes_left(gb) ||
c->cursor_w * c->cursor_h / 4 > cur_size) {
av_log(avctx, AV_LOG_ERROR, "Invalid cursor data size %d/%d\n",
cur_size, bytestream2_get_bytes_left(gb));
return AVERROR_INVALIDDATA;
}
if (cursor_fmt != 1 && cursor_fmt != 32) {
avpriv_report_missing_feature(avctx, "Cursor format %d",
cursor_fmt);
return AVERROR_PATCHWELCOME;
}
tmp = av_realloc(c->cursor, cursor_stride * cursor_h);
if (!tmp) {
av_log(avctx, AV_LOG_ERROR, "Cannot allocate cursor buffer\n");
return AVERROR(ENOMEM);
}
c->cursor = tmp;
c->cursor_w = cursor_w;
c->cursor_h = cursor_h;
c->cursor_hot_x = cursor_hot_x;
c->cursor_hot_y = cursor_hot_y;
c->cursor_fmt = cursor_fmt;
c->cursor_stride = cursor_stride;
dst = c->cursor;
switch (c->cursor_fmt) {
case 1: // old monochrome
for (j = 0; j < c->cursor_h; j++) {
for (i = 0; i < c->cursor_w; i += 32) {
bits = bytestream2_get_be32(gb);
for (k = 0; k < 32; k++) {
dst[0] = !!(bits & 0x80000000);
dst += 4;
bits <<= 1;
}
}
}
dst = c->cursor;
for (j = 0; j < c->cursor_h; j++) {
for (i = 0; i < c->cursor_w; i += 32) {
bits = bytestream2_get_be32(gb);
for (k = 0; k < 32; k++) {
int mask_bit = !!(bits & 0x80000000);
switch (dst[0] * 2 + mask_bit) {
case 0:
dst[0] = 0xFF; dst[1] = 0x00;
dst[2] = 0x00; dst[3] = 0x00;
break;
case 1:
dst[0] = 0xFF; dst[1] = 0xFF;
dst[2] = 0xFF; dst[3] = 0xFF;
break;
default:
dst[0] = 0x00; dst[1] = 0x00;
dst[2] = 0x00; dst[3] = 0x00;
}
dst += 4;
bits <<= 1;
}
}
}
break;
case 32: // full colour
/* skip monochrome version of the cursor and decode RGBA instead */
bytestream2_skip(gb, c->cursor_h * (FFALIGN(c->cursor_w, 32) >> 3));
for (j = 0; j < c->cursor_h; j++) {
for (i = 0; i < c->cursor_w; i++) {
int val = bytestream2_get_be32(gb);
*dst++ = val >> 0;
*dst++ = val >> 8;
*dst++ = val >> 16;
*dst++ = val >> 24;
}
}
break;
default:
return AVERROR_PATCHWELCOME;
}
return 0;
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,419 | static int jpg_decode_block(JPGContext *c, GetBitContext *gb,
int plane, int16_t *block)
{
int dc, val, pos;
const int is_chroma = !!plane;
const uint8_t *qmat = is_chroma ? chroma_quant : luma_quant;
c->dsp.clear_block(block);
dc = get_vlc2(gb, c->dc_vlc[is_chroma].table, 9, 3);
if (dc < 0)
return AVERROR_INVALIDDATA;
if (dc)
dc = get_xbits(gb, dc);
dc = dc * qmat[0] + c->prev_dc[plane];
block[0] = dc;
c->prev_dc[plane] = dc;
pos = 0;
while (pos < 63) {
val = get_vlc2(gb, c->ac_vlc[is_chroma].table, 9, 3);
if (val < 0)
return AVERROR_INVALIDDATA;
pos += val >> 4;
val &= 0xF;
if (pos > 63)
return val ? AVERROR_INVALIDDATA : 0;
if (val) {
int nbits = val;
val = get_xbits(gb, nbits);
val *= qmat[ff_zigzag_direct[pos]];
block[c->scantable.permutated[pos]] = val;
}
}
return 0;
}
| DoS Overflow | 0 | static int jpg_decode_block(JPGContext *c, GetBitContext *gb,
int plane, int16_t *block)
{
int dc, val, pos;
const int is_chroma = !!plane;
const uint8_t *qmat = is_chroma ? chroma_quant : luma_quant;
c->dsp.clear_block(block);
dc = get_vlc2(gb, c->dc_vlc[is_chroma].table, 9, 3);
if (dc < 0)
return AVERROR_INVALIDDATA;
if (dc)
dc = get_xbits(gb, dc);
dc = dc * qmat[0] + c->prev_dc[plane];
block[0] = dc;
c->prev_dc[plane] = dc;
pos = 0;
while (pos < 63) {
val = get_vlc2(gb, c->ac_vlc[is_chroma].table, 9, 3);
if (val < 0)
return AVERROR_INVALIDDATA;
pos += val >> 4;
val &= 0xF;
if (pos > 63)
return val ? AVERROR_INVALIDDATA : 0;
if (val) {
int nbits = val;
val = get_xbits(gb, nbits);
val *= qmat[ff_zigzag_direct[pos]];
block[c->scantable.permutated[pos]] = val;
}
}
return 0;
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,420 | static av_cold void jpg_free_context(JPGContext *ctx)
{
int i;
for (i = 0; i < 2; i++) {
ff_free_vlc(&ctx->dc_vlc[i]);
ff_free_vlc(&ctx->ac_vlc[i]);
}
av_freep(&ctx->buf);
}
| DoS Overflow | 0 | static av_cold void jpg_free_context(JPGContext *ctx)
{
int i;
for (i = 0; i < 2; i++) {
ff_free_vlc(&ctx->dc_vlc[i]);
ff_free_vlc(&ctx->ac_vlc[i]);
}
av_freep(&ctx->buf);
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,421 | static void jpg_unescape(const uint8_t *src, int src_size,
uint8_t *dst, int *dst_size)
{
const uint8_t *src_end = src + src_size;
uint8_t *dst_start = dst;
while (src < src_end) {
uint8_t x = *src++;
*dst++ = x;
if (x == 0xFF && !*src)
src++;
}
*dst_size = dst - dst_start;
}
| DoS Overflow | 0 | static void jpg_unescape(const uint8_t *src, int src_size,
uint8_t *dst, int *dst_size)
{
const uint8_t *src_end = src + src_size;
uint8_t *dst_start = dst;
while (src < src_end) {
uint8_t x = *src++;
*dst++ = x;
if (x == 0xFF && !*src)
src++;
}
*dst_size = dst - dst_start;
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,422 | static int kempf_decode_tile(G2MContext *c, int tile_x, int tile_y,
const uint8_t *src, int src_size)
{
int width, height;
int hdr, zsize, npal, tidx = -1, ret;
int i, j;
const uint8_t *src_end = src + src_size;
uint8_t pal[768], transp[3];
uLongf dlen = (c->tile_width + 1) * c->tile_height;
int sub_type;
int nblocks, cblocks, bstride;
int bits, bitbuf, coded;
uint8_t *dst = c->framebuf + tile_x * c->tile_width * 3 +
tile_y * c->tile_height * c->framebuf_stride;
if (src_size < 2)
return AVERROR_INVALIDDATA;
width = FFMIN(c->width - tile_x * c->tile_width, c->tile_width);
height = FFMIN(c->height - tile_y * c->tile_height, c->tile_height);
hdr = *src++;
sub_type = hdr >> 5;
if (sub_type == 0) {
int j;
memcpy(transp, src, 3);
src += 3;
for (j = 0; j < height; j++, dst += c->framebuf_stride)
for (i = 0; i < width; i++)
memcpy(dst + i * 3, transp, 3);
return 0;
} else if (sub_type == 1) {
return jpg_decode_data(&c->jc, width, height, src, src_end - src,
dst, c->framebuf_stride, NULL, 0, 0, 0);
}
if (sub_type != 2) {
memcpy(transp, src, 3);
src += 3;
}
npal = *src++ + 1;
memcpy(pal, src, npal * 3); src += npal * 3;
if (sub_type != 2) {
for (i = 0; i < npal; i++) {
if (!memcmp(pal + i * 3, transp, 3)) {
tidx = i;
break;
}
}
}
if (src_end - src < 2)
return 0;
zsize = (src[0] << 8) | src[1]; src += 2;
if (src_end - src < zsize + (sub_type != 2))
return AVERROR_INVALIDDATA;
ret = uncompress(c->kempf_buf, &dlen, src, zsize);
if (ret)
return AVERROR_INVALIDDATA;
src += zsize;
if (sub_type == 2) {
kempf_restore_buf(c->kempf_buf, dlen, dst, c->framebuf_stride,
NULL, 0, width, height, pal, npal, tidx);
return 0;
}
nblocks = *src++ + 1;
cblocks = 0;
bstride = FFALIGN(width, 16) >> 4;
bits = 0;
for (i = 0; i < (FFALIGN(height, 16) >> 4); i++) {
for (j = 0; j < (FFALIGN(width, 16) >> 4); j++) {
if (!bits) {
if (src >= src_end)
return AVERROR_INVALIDDATA;
bitbuf = *src++;
bits = 8;
}
coded = bitbuf & 1;
bits--;
bitbuf >>= 1;
cblocks += coded;
if (cblocks > nblocks)
return AVERROR_INVALIDDATA;
c->kempf_flags[j + i * bstride] = coded;
}
}
memset(c->jpeg_tile, 0, c->tile_stride * height);
jpg_decode_data(&c->jc, width, height, src, src_end - src,
c->jpeg_tile, c->tile_stride,
c->kempf_flags, bstride, nblocks, 0);
kempf_restore_buf(c->kempf_buf, dlen, dst, c->framebuf_stride,
c->jpeg_tile, c->tile_stride,
width, height, pal, npal, tidx);
return 0;
}
| DoS Overflow | 0 | static int kempf_decode_tile(G2MContext *c, int tile_x, int tile_y,
const uint8_t *src, int src_size)
{
int width, height;
int hdr, zsize, npal, tidx = -1, ret;
int i, j;
const uint8_t *src_end = src + src_size;
uint8_t pal[768], transp[3];
uLongf dlen = (c->tile_width + 1) * c->tile_height;
int sub_type;
int nblocks, cblocks, bstride;
int bits, bitbuf, coded;
uint8_t *dst = c->framebuf + tile_x * c->tile_width * 3 +
tile_y * c->tile_height * c->framebuf_stride;
if (src_size < 2)
return AVERROR_INVALIDDATA;
width = FFMIN(c->width - tile_x * c->tile_width, c->tile_width);
height = FFMIN(c->height - tile_y * c->tile_height, c->tile_height);
hdr = *src++;
sub_type = hdr >> 5;
if (sub_type == 0) {
int j;
memcpy(transp, src, 3);
src += 3;
for (j = 0; j < height; j++, dst += c->framebuf_stride)
for (i = 0; i < width; i++)
memcpy(dst + i * 3, transp, 3);
return 0;
} else if (sub_type == 1) {
return jpg_decode_data(&c->jc, width, height, src, src_end - src,
dst, c->framebuf_stride, NULL, 0, 0, 0);
}
if (sub_type != 2) {
memcpy(transp, src, 3);
src += 3;
}
npal = *src++ + 1;
memcpy(pal, src, npal * 3); src += npal * 3;
if (sub_type != 2) {
for (i = 0; i < npal; i++) {
if (!memcmp(pal + i * 3, transp, 3)) {
tidx = i;
break;
}
}
}
if (src_end - src < 2)
return 0;
zsize = (src[0] << 8) | src[1]; src += 2;
if (src_end - src < zsize + (sub_type != 2))
return AVERROR_INVALIDDATA;
ret = uncompress(c->kempf_buf, &dlen, src, zsize);
if (ret)
return AVERROR_INVALIDDATA;
src += zsize;
if (sub_type == 2) {
kempf_restore_buf(c->kempf_buf, dlen, dst, c->framebuf_stride,
NULL, 0, width, height, pal, npal, tidx);
return 0;
}
nblocks = *src++ + 1;
cblocks = 0;
bstride = FFALIGN(width, 16) >> 4;
bits = 0;
for (i = 0; i < (FFALIGN(height, 16) >> 4); i++) {
for (j = 0; j < (FFALIGN(width, 16) >> 4); j++) {
if (!bits) {
if (src >= src_end)
return AVERROR_INVALIDDATA;
bitbuf = *src++;
bits = 8;
}
coded = bitbuf & 1;
bits--;
bitbuf >>= 1;
cblocks += coded;
if (cblocks > nblocks)
return AVERROR_INVALIDDATA;
c->kempf_flags[j + i * bstride] = coded;
}
}
memset(c->jpeg_tile, 0, c->tile_stride * height);
jpg_decode_data(&c->jc, width, height, src, src_end - src,
c->jpeg_tile, c->tile_stride,
c->kempf_flags, bstride, nblocks, 0);
kempf_restore_buf(c->kempf_buf, dlen, dst, c->framebuf_stride,
c->jpeg_tile, c->tile_stride,
width, height, pal, npal, tidx);
return 0;
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,423 | static void kempf_restore_buf(const uint8_t *src, int len,
uint8_t *dst, int stride,
const uint8_t *jpeg_tile, int tile_stride,
int width, int height,
const uint8_t *pal, int npal, int tidx)
{
GetBitContext gb;
int i, j, nb, col;
init_get_bits(&gb, src, len * 8);
if (npal <= 2) nb = 1;
else if (npal <= 4) nb = 2;
else if (npal <= 16) nb = 4;
else nb = 8;
for (j = 0; j < height; j++, dst += stride, jpeg_tile += tile_stride) {
if (get_bits(&gb, 8))
continue;
for (i = 0; i < width; i++) {
col = get_bits(&gb, nb);
if (col != tidx)
memcpy(dst + i * 3, pal + col * 3, 3);
else
memcpy(dst + i * 3, jpeg_tile + i * 3, 3);
}
}
}
| DoS Overflow | 0 | static void kempf_restore_buf(const uint8_t *src, int len,
uint8_t *dst, int stride,
const uint8_t *jpeg_tile, int tile_stride,
int width, int height,
const uint8_t *pal, int npal, int tidx)
{
GetBitContext gb;
int i, j, nb, col;
init_get_bits(&gb, src, len * 8);
if (npal <= 2) nb = 1;
else if (npal <= 4) nb = 2;
else if (npal <= 16) nb = 4;
else nb = 8;
for (j = 0; j < height; j++, dst += stride, jpeg_tile += tile_stride) {
if (get_bits(&gb, 8))
continue;
for (i = 0; i < width; i++) {
col = get_bits(&gb, nb);
if (col != tidx)
memcpy(dst + i * 3, pal + col * 3, 3);
else
memcpy(dst + i * 3, jpeg_tile + i * 3, 3);
}
}
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,424 | static inline void yuv2rgb(uint8_t *out, int Y, int U, int V)
{
out[0] = av_clip_uint8(Y + ( 91881 * V + 32768 >> 16));
out[1] = av_clip_uint8(Y + (-22554 * U - 46802 * V + 32768 >> 16));
out[2] = av_clip_uint8(Y + (116130 * U + 32768 >> 16));
}
| DoS Overflow | 0 | static inline void yuv2rgb(uint8_t *out, int Y, int U, int V)
{
out[0] = av_clip_uint8(Y + ( 91881 * V + 32768 >> 16));
out[1] = av_clip_uint8(Y + (-22554 * U - 46802 * V + 32768 >> 16));
out[2] = av_clip_uint8(Y + (116130 * U + 32768 >> 16));
}
| @@ -443,8 +443,8 @@ static int g2m_init_buffers(G2MContext *c)
int aligned_height;
if (!c->framebuf || c->old_width < c->width || c->old_height < c->height) {
- c->framebuf_stride = FFALIGN(c->width * 3, 16);
- aligned_height = FFALIGN(c->height, 16);
+ c->framebuf_stride = FFALIGN(c->width + 15, 16) * 3;
+ aligned_height = c->height + 15;
av_free(c->framebuf);
c->framebuf = av_mallocz(c->framebuf_stride * aligned_height);
if (!c->framebuf) | CWE-119 | null | null |
22,425 | static int config_props(AVFilterLink* link)
{
FPSContext *s = link->src->priv;
link->time_base = av_inv_q(s->framerate);
link->frame_rate= s->framerate;
link->w = link->src->inputs[0]->w;
link->h = link->src->inputs[0]->h;
return 0;
}
| DoS | 0 | static int config_props(AVFilterLink* link)
{
FPSContext *s = link->src->priv;
link->time_base = av_inv_q(s->framerate);
link->frame_rate= s->framerate;
link->w = link->src->inputs[0]->w;
link->h = link->src->inputs[0]->h;
return 0;
}
| @@ -205,7 +205,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
}
/* now wait for the next timestamp */
- if (buf->pts == AV_NOPTS_VALUE) {
+ if (buf->pts == AV_NOPTS_VALUE || av_fifo_size(s->fifo) <= 0) {
return write_to_fifo(s->fifo, buf);
}
| CWE-399 | null | null |
22,426 | static void flush_fifo(AVFifoBuffer *fifo)
{
while (av_fifo_size(fifo)) {
AVFrame *tmp;
av_fifo_generic_read(fifo, &tmp, sizeof(tmp), NULL);
av_frame_free(&tmp);
}
}
| DoS | 0 | static void flush_fifo(AVFifoBuffer *fifo)
{
while (av_fifo_size(fifo)) {
AVFrame *tmp;
av_fifo_generic_read(fifo, &tmp, sizeof(tmp), NULL);
av_frame_free(&tmp);
}
}
| @@ -205,7 +205,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
}
/* now wait for the next timestamp */
- if (buf->pts == AV_NOPTS_VALUE) {
+ if (buf->pts == AV_NOPTS_VALUE || av_fifo_size(s->fifo) <= 0) {
return write_to_fifo(s->fifo, buf);
}
| CWE-399 | null | null |
22,427 | static av_cold int init(AVFilterContext *ctx)
{
FPSContext *s = ctx->priv;
if (!(s->fifo = av_fifo_alloc(2*sizeof(AVFrame*))))
return AVERROR(ENOMEM);
s->pts = AV_NOPTS_VALUE;
s->first_pts = AV_NOPTS_VALUE;
av_log(ctx, AV_LOG_VERBOSE, "fps=%d/%d\n", s->framerate.num, s->framerate.den);
return 0;
}
| DoS | 0 | static av_cold int init(AVFilterContext *ctx)
{
FPSContext *s = ctx->priv;
if (!(s->fifo = av_fifo_alloc(2*sizeof(AVFrame*))))
return AVERROR(ENOMEM);
s->pts = AV_NOPTS_VALUE;
s->first_pts = AV_NOPTS_VALUE;
av_log(ctx, AV_LOG_VERBOSE, "fps=%d/%d\n", s->framerate.num, s->framerate.den);
return 0;
}
| @@ -205,7 +205,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
}
/* now wait for the next timestamp */
- if (buf->pts == AV_NOPTS_VALUE) {
+ if (buf->pts == AV_NOPTS_VALUE || av_fifo_size(s->fifo) <= 0) {
return write_to_fifo(s->fifo, buf);
}
| CWE-399 | null | null |
22,428 | static av_cold void uninit(AVFilterContext *ctx)
{
FPSContext *s = ctx->priv;
if (s->fifo) {
s->drop += av_fifo_size(s->fifo) / sizeof(AVFrame*);
flush_fifo(s->fifo);
av_fifo_free(s->fifo);
}
av_log(ctx, AV_LOG_VERBOSE, "%d frames in, %d frames out; %d frames dropped, "
"%d frames duplicated.\n", s->frames_in, s->frames_out, s->drop, s->dup);
}
| DoS | 0 | static av_cold void uninit(AVFilterContext *ctx)
{
FPSContext *s = ctx->priv;
if (s->fifo) {
s->drop += av_fifo_size(s->fifo) / sizeof(AVFrame*);
flush_fifo(s->fifo);
av_fifo_free(s->fifo);
}
av_log(ctx, AV_LOG_VERBOSE, "%d frames in, %d frames out; %d frames dropped, "
"%d frames duplicated.\n", s->frames_in, s->frames_out, s->drop, s->dup);
}
| @@ -205,7 +205,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
}
/* now wait for the next timestamp */
- if (buf->pts == AV_NOPTS_VALUE) {
+ if (buf->pts == AV_NOPTS_VALUE || av_fifo_size(s->fifo) <= 0) {
return write_to_fifo(s->fifo, buf);
}
| CWE-399 | null | null |
22,429 | static int write_to_fifo(AVFifoBuffer *fifo, AVFrame *buf)
{
int ret;
if (!av_fifo_space(fifo) &&
(ret = av_fifo_realloc2(fifo, 2*av_fifo_size(fifo)))) {
av_frame_free(&buf);
return ret;
}
av_fifo_generic_write(fifo, &buf, sizeof(buf), NULL);
return 0;
}
| DoS | 0 | static int write_to_fifo(AVFifoBuffer *fifo, AVFrame *buf)
{
int ret;
if (!av_fifo_space(fifo) &&
(ret = av_fifo_realloc2(fifo, 2*av_fifo_size(fifo)))) {
av_frame_free(&buf);
return ret;
}
av_fifo_generic_write(fifo, &buf, sizeof(buf), NULL);
return 0;
}
| @@ -205,7 +205,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *buf)
}
/* now wait for the next timestamp */
- if (buf->pts == AV_NOPTS_VALUE) {
+ if (buf->pts == AV_NOPTS_VALUE || av_fifo_size(s->fifo) <= 0) {
return write_to_fifo(s->fifo, buf);
}
| CWE-399 | null | null |
22,430 | static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
FFV1Context *f = avctx->priv_data;
RangeCoder *const c = &f->slice_context[0]->c;
int i, ret;
uint8_t keystate = 128;
const uint8_t *buf_p;
AVFrame *p;
if (f->last_picture.f)
ff_thread_release_buffer(avctx, &f->last_picture);
FFSWAP(ThreadFrame, f->picture, f->last_picture);
f->cur = p = f->picture.f;
if (f->version < 3 && avctx->field_order > AV_FIELD_PROGRESSIVE) {
/* we have interlaced material flagged in container */
p->interlaced_frame = 1;
if (avctx->field_order == AV_FIELD_TT || avctx->field_order == AV_FIELD_TB)
p->top_field_first = 1;
}
f->avctx = avctx;
ff_init_range_decoder(c, buf, buf_size);
ff_build_rac_states(c, 0.05 * (1LL << 32), 256 - 8);
p->pict_type = AV_PICTURE_TYPE_I; //FIXME I vs. P
if (get_rac(c, &keystate)) {
p->key_frame = 1;
f->key_frame_ok = 0;
if ((ret = read_header(f)) < 0)
return ret;
f->key_frame_ok = 1;
} else {
if (!f->key_frame_ok) {
av_log(avctx, AV_LOG_ERROR,
"Cannot decode non-keyframe without valid keyframe\n");
return AVERROR_INVALIDDATA;
}
p->key_frame = 0;
}
if ((ret = ff_thread_get_buffer(avctx, &f->picture, AV_GET_BUFFER_FLAG_REF)) < 0)
return ret;
if (avctx->debug & FF_DEBUG_PICT_INFO)
av_log(avctx, AV_LOG_DEBUG, "ver:%d keyframe:%d coder:%d ec:%d slices:%d bps:%d\n",
f->version, p->key_frame, f->ac, f->ec, f->slice_count, f->avctx->bits_per_raw_sample);
ff_thread_finish_setup(avctx);
buf_p = buf + buf_size;
for (i = f->slice_count - 1; i >= 0; i--) {
FFV1Context *fs = f->slice_context[i];
int trailer = 3 + 5*!!f->ec;
int v;
if (i || f->version > 2) v = AV_RB24(buf_p-trailer) + trailer;
else v = buf_p - c->bytestream_start;
if (buf_p - c->bytestream_start < v) {
av_log(avctx, AV_LOG_ERROR, "Slice pointer chain broken\n");
return AVERROR_INVALIDDATA;
}
buf_p -= v;
if (f->ec) {
unsigned crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0, buf_p, v);
if (crc) {
int64_t ts = avpkt->pts != AV_NOPTS_VALUE ? avpkt->pts : avpkt->dts;
av_log(f->avctx, AV_LOG_ERROR, "CRC mismatch %X!", crc);
if (ts != AV_NOPTS_VALUE && avctx->pkt_timebase.num) {
av_log(f->avctx, AV_LOG_ERROR, "at %f seconds\n", ts*av_q2d(avctx->pkt_timebase));
} else if (ts != AV_NOPTS_VALUE) {
av_log(f->avctx, AV_LOG_ERROR, "at %"PRId64"\n", ts);
} else {
av_log(f->avctx, AV_LOG_ERROR, "\n");
}
fs->slice_damaged = 1;
}
}
if (i) {
ff_init_range_decoder(&fs->c, buf_p, v);
} else
fs->c.bytestream_end = (uint8_t *)(buf_p + v);
fs->avctx = avctx;
fs->cur = p;
}
avctx->execute(avctx,
decode_slice,
&f->slice_context[0],
NULL,
f->slice_count,
sizeof(void*));
for (i = f->slice_count - 1; i >= 0; i--) {
FFV1Context *fs = f->slice_context[i];
int j;
if (fs->slice_damaged && f->last_picture.f->data[0]) {
const uint8_t *src[4];
uint8_t *dst[4];
ff_thread_await_progress(&f->last_picture, INT_MAX, 0);
for (j = 0; j < 4; j++) {
int sh = (j==1 || j==2) ? f->chroma_h_shift : 0;
int sv = (j==1 || j==2) ? f->chroma_v_shift : 0;
dst[j] = p->data[j] + p->linesize[j]*
(fs->slice_y>>sv) + (fs->slice_x>>sh);
src[j] = f->last_picture.f->data[j] + f->last_picture.f->linesize[j]*
(fs->slice_y>>sv) + (fs->slice_x>>sh);
}
av_image_copy(dst, p->linesize, (const uint8_t **)src,
f->last_picture.f->linesize,
avctx->pix_fmt,
fs->slice_width,
fs->slice_height);
}
}
ff_thread_report_progress(&f->picture, INT_MAX, 0);
f->picture_number++;
if (f->last_picture.f)
ff_thread_release_buffer(avctx, &f->last_picture);
f->cur = NULL;
if ((ret = av_frame_ref(data, f->picture.f)) < 0)
return ret;
*got_frame = 1;
return buf_size;
}
| DoS Overflow | 0 | static int decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket *avpkt)
{
const uint8_t *buf = avpkt->data;
int buf_size = avpkt->size;
FFV1Context *f = avctx->priv_data;
RangeCoder *const c = &f->slice_context[0]->c;
int i, ret;
uint8_t keystate = 128;
const uint8_t *buf_p;
AVFrame *p;
if (f->last_picture.f)
ff_thread_release_buffer(avctx, &f->last_picture);
FFSWAP(ThreadFrame, f->picture, f->last_picture);
f->cur = p = f->picture.f;
if (f->version < 3 && avctx->field_order > AV_FIELD_PROGRESSIVE) {
/* we have interlaced material flagged in container */
p->interlaced_frame = 1;
if (avctx->field_order == AV_FIELD_TT || avctx->field_order == AV_FIELD_TB)
p->top_field_first = 1;
}
f->avctx = avctx;
ff_init_range_decoder(c, buf, buf_size);
ff_build_rac_states(c, 0.05 * (1LL << 32), 256 - 8);
p->pict_type = AV_PICTURE_TYPE_I; //FIXME I vs. P
if (get_rac(c, &keystate)) {
p->key_frame = 1;
f->key_frame_ok = 0;
if ((ret = read_header(f)) < 0)
return ret;
f->key_frame_ok = 1;
} else {
if (!f->key_frame_ok) {
av_log(avctx, AV_LOG_ERROR,
"Cannot decode non-keyframe without valid keyframe\n");
return AVERROR_INVALIDDATA;
}
p->key_frame = 0;
}
if ((ret = ff_thread_get_buffer(avctx, &f->picture, AV_GET_BUFFER_FLAG_REF)) < 0)
return ret;
if (avctx->debug & FF_DEBUG_PICT_INFO)
av_log(avctx, AV_LOG_DEBUG, "ver:%d keyframe:%d coder:%d ec:%d slices:%d bps:%d\n",
f->version, p->key_frame, f->ac, f->ec, f->slice_count, f->avctx->bits_per_raw_sample);
ff_thread_finish_setup(avctx);
buf_p = buf + buf_size;
for (i = f->slice_count - 1; i >= 0; i--) {
FFV1Context *fs = f->slice_context[i];
int trailer = 3 + 5*!!f->ec;
int v;
if (i || f->version > 2) v = AV_RB24(buf_p-trailer) + trailer;
else v = buf_p - c->bytestream_start;
if (buf_p - c->bytestream_start < v) {
av_log(avctx, AV_LOG_ERROR, "Slice pointer chain broken\n");
return AVERROR_INVALIDDATA;
}
buf_p -= v;
if (f->ec) {
unsigned crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0, buf_p, v);
if (crc) {
int64_t ts = avpkt->pts != AV_NOPTS_VALUE ? avpkt->pts : avpkt->dts;
av_log(f->avctx, AV_LOG_ERROR, "CRC mismatch %X!", crc);
if (ts != AV_NOPTS_VALUE && avctx->pkt_timebase.num) {
av_log(f->avctx, AV_LOG_ERROR, "at %f seconds\n", ts*av_q2d(avctx->pkt_timebase));
} else if (ts != AV_NOPTS_VALUE) {
av_log(f->avctx, AV_LOG_ERROR, "at %"PRId64"\n", ts);
} else {
av_log(f->avctx, AV_LOG_ERROR, "\n");
}
fs->slice_damaged = 1;
}
}
if (i) {
ff_init_range_decoder(&fs->c, buf_p, v);
} else
fs->c.bytestream_end = (uint8_t *)(buf_p + v);
fs->avctx = avctx;
fs->cur = p;
}
avctx->execute(avctx,
decode_slice,
&f->slice_context[0],
NULL,
f->slice_count,
sizeof(void*));
for (i = f->slice_count - 1; i >= 0; i--) {
FFV1Context *fs = f->slice_context[i];
int j;
if (fs->slice_damaged && f->last_picture.f->data[0]) {
const uint8_t *src[4];
uint8_t *dst[4];
ff_thread_await_progress(&f->last_picture, INT_MAX, 0);
for (j = 0; j < 4; j++) {
int sh = (j==1 || j==2) ? f->chroma_h_shift : 0;
int sv = (j==1 || j==2) ? f->chroma_v_shift : 0;
dst[j] = p->data[j] + p->linesize[j]*
(fs->slice_y>>sv) + (fs->slice_x>>sh);
src[j] = f->last_picture.f->data[j] + f->last_picture.f->linesize[j]*
(fs->slice_y>>sv) + (fs->slice_x>>sh);
}
av_image_copy(dst, p->linesize, (const uint8_t **)src,
f->last_picture.f->linesize,
avctx->pix_fmt,
fs->slice_width,
fs->slice_height);
}
}
ff_thread_report_progress(&f->picture, INT_MAX, 0);
f->picture_number++;
if (f->last_picture.f)
ff_thread_release_buffer(avctx, &f->last_picture);
f->cur = NULL;
if ((ret = av_frame_ref(data, f->picture.f)) < 0)
return ret;
*got_frame = 1;
return buf_size;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,431 | static av_cold int decode_init(AVCodecContext *avctx)
{
FFV1Context *f = avctx->priv_data;
int ret;
if ((ret = ffv1_common_init(avctx)) < 0)
return ret;
if (avctx->extradata && (ret = read_extra_header(f)) < 0)
return ret;
if ((ret = ffv1_init_slice_contexts(f)) < 0)
return ret;
avctx->internal->allocate_progress = 1;
return 0;
}
| DoS Overflow | 0 | static av_cold int decode_init(AVCodecContext *avctx)
{
FFV1Context *f = avctx->priv_data;
int ret;
if ((ret = ffv1_common_init(avctx)) < 0)
return ret;
if (avctx->extradata && (ret = read_extra_header(f)) < 0)
return ret;
if ((ret = ffv1_init_slice_contexts(f)) < 0)
return ret;
avctx->internal->allocate_progress = 1;
return 0;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,432 | static av_always_inline void decode_line(FFV1Context *s, int w,
int16_t *sample[2],
int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
RangeCoder *const c = &s->c;
int x;
int run_count = 0;
int run_mode = 0;
int run_index = s->run_index;
for (x = 0; x < w; x++) {
int diff, context, sign;
context = get_context(p, sample[1] + x, sample[0] + x, sample[1] + x);
if (context < 0) {
context = -context;
sign = 1;
} else
sign = 0;
av_assert2(context < p->context_count);
if (s->ac) {
diff = get_symbol_inline(c, p->state[context], 1);
} else {
if (context == 0 && run_mode == 0)
run_mode = 1;
if (run_mode) {
if (run_count == 0 && run_mode == 1) {
if (get_bits1(&s->gb)) {
run_count = 1 << ff_log2_run[run_index];
if (x + run_count <= w)
run_index++;
} else {
if (ff_log2_run[run_index])
run_count = get_bits(&s->gb, ff_log2_run[run_index]);
else
run_count = 0;
if (run_index)
run_index--;
run_mode = 2;
}
}
run_count--;
if (run_count < 0) {
run_mode = 0;
run_count = 0;
diff = get_vlc_symbol(&s->gb, &p->vlc_state[context],
bits);
if (diff >= 0)
diff++;
} else
diff = 0;
} else
diff = get_vlc_symbol(&s->gb, &p->vlc_state[context], bits);
av_dlog(s->avctx, "count:%d index:%d, mode:%d, x:%d pos:%d\n",
run_count, run_index, run_mode, x, get_bits_count(&s->gb));
}
if (sign)
diff = -diff;
sample[1][x] = (predict(sample[1] + x, sample[0] + x) + diff) &
((1 << bits) - 1);
}
s->run_index = run_index;
}
| DoS Overflow | 0 | static av_always_inline void decode_line(FFV1Context *s, int w,
int16_t *sample[2],
int plane_index, int bits)
{
PlaneContext *const p = &s->plane[plane_index];
RangeCoder *const c = &s->c;
int x;
int run_count = 0;
int run_mode = 0;
int run_index = s->run_index;
for (x = 0; x < w; x++) {
int diff, context, sign;
context = get_context(p, sample[1] + x, sample[0] + x, sample[1] + x);
if (context < 0) {
context = -context;
sign = 1;
} else
sign = 0;
av_assert2(context < p->context_count);
if (s->ac) {
diff = get_symbol_inline(c, p->state[context], 1);
} else {
if (context == 0 && run_mode == 0)
run_mode = 1;
if (run_mode) {
if (run_count == 0 && run_mode == 1) {
if (get_bits1(&s->gb)) {
run_count = 1 << ff_log2_run[run_index];
if (x + run_count <= w)
run_index++;
} else {
if (ff_log2_run[run_index])
run_count = get_bits(&s->gb, ff_log2_run[run_index]);
else
run_count = 0;
if (run_index)
run_index--;
run_mode = 2;
}
}
run_count--;
if (run_count < 0) {
run_mode = 0;
run_count = 0;
diff = get_vlc_symbol(&s->gb, &p->vlc_state[context],
bits);
if (diff >= 0)
diff++;
} else
diff = 0;
} else
diff = get_vlc_symbol(&s->gb, &p->vlc_state[context], bits);
av_dlog(s->avctx, "count:%d index:%d, mode:%d, x:%d pos:%d\n",
run_count, run_index, run_mode, x, get_bits_count(&s->gb));
}
if (sign)
diff = -diff;
sample[1][x] = (predict(sample[1] + x, sample[0] + x) + diff) &
((1 << bits) - 1);
}
s->run_index = run_index;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,433 | static void decode_plane(FFV1Context *s, uint8_t *src,
int w, int h, int stride, int plane_index)
{
int x, y;
int16_t *sample[2];
sample[0] = s->sample_buffer + 3;
sample[1] = s->sample_buffer + w + 6 + 3;
s->run_index = 0;
memset(s->sample_buffer, 0, 2 * (w + 6) * sizeof(*s->sample_buffer));
for (y = 0; y < h; y++) {
int16_t *temp = sample[0]; // FIXME: try a normal buffer
sample[0] = sample[1];
sample[1] = temp;
sample[1][-1] = sample[0][0];
sample[0][w] = sample[0][w - 1];
if (s->avctx->bits_per_raw_sample <= 8) {
decode_line(s, w, sample, plane_index, 8);
for (x = 0; x < w; x++)
src[x + stride * y] = sample[1][x];
} else {
decode_line(s, w, sample, plane_index, s->avctx->bits_per_raw_sample);
if (s->packed_at_lsb) {
for (x = 0; x < w; x++) {
((uint16_t*)(src + stride*y))[x] = sample[1][x];
}
} else {
for (x = 0; x < w; x++) {
((uint16_t*)(src + stride*y))[x] = sample[1][x] << (16 - s->avctx->bits_per_raw_sample);
}
}
}
}
}
| DoS Overflow | 0 | static void decode_plane(FFV1Context *s, uint8_t *src,
int w, int h, int stride, int plane_index)
{
int x, y;
int16_t *sample[2];
sample[0] = s->sample_buffer + 3;
sample[1] = s->sample_buffer + w + 6 + 3;
s->run_index = 0;
memset(s->sample_buffer, 0, 2 * (w + 6) * sizeof(*s->sample_buffer));
for (y = 0; y < h; y++) {
int16_t *temp = sample[0]; // FIXME: try a normal buffer
sample[0] = sample[1];
sample[1] = temp;
sample[1][-1] = sample[0][0];
sample[0][w] = sample[0][w - 1];
if (s->avctx->bits_per_raw_sample <= 8) {
decode_line(s, w, sample, plane_index, 8);
for (x = 0; x < w; x++)
src[x + stride * y] = sample[1][x];
} else {
decode_line(s, w, sample, plane_index, s->avctx->bits_per_raw_sample);
if (s->packed_at_lsb) {
for (x = 0; x < w; x++) {
((uint16_t*)(src + stride*y))[x] = sample[1][x];
}
} else {
for (x = 0; x < w; x++) {
((uint16_t*)(src + stride*y))[x] = sample[1][x] << (16 - s->avctx->bits_per_raw_sample);
}
}
}
}
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,434 | static void decode_rgb_frame(FFV1Context *s, uint8_t *src[3], int w, int h, int stride[3])
{
int x, y, p;
int16_t *sample[4][2];
int lbd = s->avctx->bits_per_raw_sample <= 8;
int bits = s->avctx->bits_per_raw_sample > 0 ? s->avctx->bits_per_raw_sample : 8;
int offset = 1 << bits;
for (x = 0; x < 4; x++) {
sample[x][0] = s->sample_buffer + x * 2 * (w + 6) + 3;
sample[x][1] = s->sample_buffer + (x * 2 + 1) * (w + 6) + 3;
}
s->run_index = 0;
memset(s->sample_buffer, 0, 8 * (w + 6) * sizeof(*s->sample_buffer));
for (y = 0; y < h; y++) {
for (p = 0; p < 3 + s->transparency; p++) {
int16_t *temp = sample[p][0]; // FIXME: try a normal buffer
sample[p][0] = sample[p][1];
sample[p][1] = temp;
sample[p][1][-1]= sample[p][0][0 ];
sample[p][0][ w]= sample[p][0][w-1];
if (lbd)
decode_line(s, w, sample[p], (p + 1)/2, 9);
else
decode_line(s, w, sample[p], (p + 1)/2, bits + 1);
}
for (x = 0; x < w; x++) {
int g = sample[0][1][x];
int b = sample[1][1][x];
int r = sample[2][1][x];
int a = sample[3][1][x];
b -= offset;
r -= offset;
g -= (b + r) >> 2;
b += g;
r += g;
if (lbd)
*((uint32_t*)(src[0] + x*4 + stride[0]*y)) = b + (g<<8) + (r<<16) + (a<<24);
else {
*((uint16_t*)(src[0] + x*2 + stride[0]*y)) = b;
*((uint16_t*)(src[1] + x*2 + stride[1]*y)) = g;
*((uint16_t*)(src[2] + x*2 + stride[2]*y)) = r;
}
}
}
}
| DoS Overflow | 0 | static void decode_rgb_frame(FFV1Context *s, uint8_t *src[3], int w, int h, int stride[3])
{
int x, y, p;
int16_t *sample[4][2];
int lbd = s->avctx->bits_per_raw_sample <= 8;
int bits = s->avctx->bits_per_raw_sample > 0 ? s->avctx->bits_per_raw_sample : 8;
int offset = 1 << bits;
for (x = 0; x < 4; x++) {
sample[x][0] = s->sample_buffer + x * 2 * (w + 6) + 3;
sample[x][1] = s->sample_buffer + (x * 2 + 1) * (w + 6) + 3;
}
s->run_index = 0;
memset(s->sample_buffer, 0, 8 * (w + 6) * sizeof(*s->sample_buffer));
for (y = 0; y < h; y++) {
for (p = 0; p < 3 + s->transparency; p++) {
int16_t *temp = sample[p][0]; // FIXME: try a normal buffer
sample[p][0] = sample[p][1];
sample[p][1] = temp;
sample[p][1][-1]= sample[p][0][0 ];
sample[p][0][ w]= sample[p][0][w-1];
if (lbd)
decode_line(s, w, sample[p], (p + 1)/2, 9);
else
decode_line(s, w, sample[p], (p + 1)/2, bits + 1);
}
for (x = 0; x < w; x++) {
int g = sample[0][1][x];
int b = sample[1][1][x];
int r = sample[2][1][x];
int a = sample[3][1][x];
b -= offset;
r -= offset;
g -= (b + r) >> 2;
b += g;
r += g;
if (lbd)
*((uint32_t*)(src[0] + x*4 + stride[0]*y)) = b + (g<<8) + (r<<16) + (a<<24);
else {
*((uint16_t*)(src[0] + x*2 + stride[0]*y)) = b;
*((uint16_t*)(src[1] + x*2 + stride[1]*y)) = g;
*((uint16_t*)(src[2] + x*2 + stride[2]*y)) = r;
}
}
}
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,435 | static int decode_slice(AVCodecContext *c, void *arg)
{
FFV1Context *fs = *(void **)arg;
FFV1Context *f = fs->avctx->priv_data;
int width, height, x, y, ret;
const int ps = av_pix_fmt_desc_get(c->pix_fmt)->comp[0].step_minus1 + 1;
AVFrame * const p = f->cur;
int i, si;
for( si=0; fs != f->slice_context[si]; si ++)
;
if(f->fsrc && !p->key_frame)
ff_thread_await_progress(&f->last_picture, si, 0);
if(f->fsrc && !p->key_frame) {
FFV1Context *fssrc = f->fsrc->slice_context[si];
FFV1Context *fsdst = f->slice_context[si];
av_assert1(fsdst->plane_count == fssrc->plane_count);
av_assert1(fsdst == fs);
if (!p->key_frame)
fsdst->slice_damaged |= fssrc->slice_damaged;
for (i = 0; i < f->plane_count; i++) {
PlaneContext *psrc = &fssrc->plane[i];
PlaneContext *pdst = &fsdst->plane[i];
av_free(pdst->state);
av_free(pdst->vlc_state);
memcpy(pdst, psrc, sizeof(*pdst));
pdst->state = NULL;
pdst->vlc_state = NULL;
if (fssrc->ac) {
pdst->state = av_malloc(CONTEXT_SIZE * psrc->context_count);
memcpy(pdst->state, psrc->state, CONTEXT_SIZE * psrc->context_count);
} else {
pdst->vlc_state = av_malloc(sizeof(*pdst->vlc_state) * psrc->context_count);
memcpy(pdst->vlc_state, psrc->vlc_state, sizeof(*pdst->vlc_state) * psrc->context_count);
}
}
}
if (f->version > 2) {
if (ffv1_init_slice_state(f, fs) < 0)
return AVERROR(ENOMEM);
if (decode_slice_header(f, fs) < 0) {
fs->slice_damaged = 1;
return AVERROR_INVALIDDATA;
}
}
if ((ret = ffv1_init_slice_state(f, fs)) < 0)
return ret;
if (f->cur->key_frame)
ffv1_clear_slice_state(f, fs);
width = fs->slice_width;
height = fs->slice_height;
x = fs->slice_x;
y = fs->slice_y;
if (!fs->ac) {
if (f->version == 3 && f->micro_version > 1 || f->version > 3)
get_rac(&fs->c, (uint8_t[]) { 129 });
fs->ac_byte_count = f->version > 2 || (!x && !y) ? fs->c.bytestream - fs->c.bytestream_start - 1 : 0;
init_get_bits(&fs->gb,
fs->c.bytestream_start + fs->ac_byte_count,
(fs->c.bytestream_end - fs->c.bytestream_start - fs->ac_byte_count) * 8);
}
av_assert1(width && height);
if (f->colorspace == 0) {
const int chroma_width = FF_CEIL_RSHIFT(width, f->chroma_h_shift);
const int chroma_height = FF_CEIL_RSHIFT(height, f->chroma_v_shift);
const int cx = x >> f->chroma_h_shift;
const int cy = y >> f->chroma_v_shift;
decode_plane(fs, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0);
if (f->chroma_planes) {
decode_plane(fs, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1);
decode_plane(fs, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1);
}
if (fs->transparency)
decode_plane(fs, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], 2);
} else {
uint8_t *planes[3] = { p->data[0] + ps * x + y * p->linesize[0],
p->data[1] + ps * x + y * p->linesize[1],
p->data[2] + ps * x + y * p->linesize[2] };
decode_rgb_frame(fs, planes, width, height, p->linesize);
}
if (fs->ac && f->version > 2) {
int v;
get_rac(&fs->c, (uint8_t[]) { 129 });
v = fs->c.bytestream_end - fs->c.bytestream - 2 - 5*f->ec;
if (v) {
av_log(f->avctx, AV_LOG_ERROR, "bytestream end mismatching by %d\n", v);
fs->slice_damaged = 1;
}
}
emms_c();
ff_thread_report_progress(&f->picture, si, 0);
return 0;
}
| DoS Overflow | 0 | static int decode_slice(AVCodecContext *c, void *arg)
{
FFV1Context *fs = *(void **)arg;
FFV1Context *f = fs->avctx->priv_data;
int width, height, x, y, ret;
const int ps = av_pix_fmt_desc_get(c->pix_fmt)->comp[0].step_minus1 + 1;
AVFrame * const p = f->cur;
int i, si;
for( si=0; fs != f->slice_context[si]; si ++)
;
if(f->fsrc && !p->key_frame)
ff_thread_await_progress(&f->last_picture, si, 0);
if(f->fsrc && !p->key_frame) {
FFV1Context *fssrc = f->fsrc->slice_context[si];
FFV1Context *fsdst = f->slice_context[si];
av_assert1(fsdst->plane_count == fssrc->plane_count);
av_assert1(fsdst == fs);
if (!p->key_frame)
fsdst->slice_damaged |= fssrc->slice_damaged;
for (i = 0; i < f->plane_count; i++) {
PlaneContext *psrc = &fssrc->plane[i];
PlaneContext *pdst = &fsdst->plane[i];
av_free(pdst->state);
av_free(pdst->vlc_state);
memcpy(pdst, psrc, sizeof(*pdst));
pdst->state = NULL;
pdst->vlc_state = NULL;
if (fssrc->ac) {
pdst->state = av_malloc(CONTEXT_SIZE * psrc->context_count);
memcpy(pdst->state, psrc->state, CONTEXT_SIZE * psrc->context_count);
} else {
pdst->vlc_state = av_malloc(sizeof(*pdst->vlc_state) * psrc->context_count);
memcpy(pdst->vlc_state, psrc->vlc_state, sizeof(*pdst->vlc_state) * psrc->context_count);
}
}
}
if (f->version > 2) {
if (ffv1_init_slice_state(f, fs) < 0)
return AVERROR(ENOMEM);
if (decode_slice_header(f, fs) < 0) {
fs->slice_damaged = 1;
return AVERROR_INVALIDDATA;
}
}
if ((ret = ffv1_init_slice_state(f, fs)) < 0)
return ret;
if (f->cur->key_frame)
ffv1_clear_slice_state(f, fs);
width = fs->slice_width;
height = fs->slice_height;
x = fs->slice_x;
y = fs->slice_y;
if (!fs->ac) {
if (f->version == 3 && f->micro_version > 1 || f->version > 3)
get_rac(&fs->c, (uint8_t[]) { 129 });
fs->ac_byte_count = f->version > 2 || (!x && !y) ? fs->c.bytestream - fs->c.bytestream_start - 1 : 0;
init_get_bits(&fs->gb,
fs->c.bytestream_start + fs->ac_byte_count,
(fs->c.bytestream_end - fs->c.bytestream_start - fs->ac_byte_count) * 8);
}
av_assert1(width && height);
if (f->colorspace == 0) {
const int chroma_width = FF_CEIL_RSHIFT(width, f->chroma_h_shift);
const int chroma_height = FF_CEIL_RSHIFT(height, f->chroma_v_shift);
const int cx = x >> f->chroma_h_shift;
const int cy = y >> f->chroma_v_shift;
decode_plane(fs, p->data[0] + ps*x + y*p->linesize[0], width, height, p->linesize[0], 0);
if (f->chroma_planes) {
decode_plane(fs, p->data[1] + ps*cx+cy*p->linesize[1], chroma_width, chroma_height, p->linesize[1], 1);
decode_plane(fs, p->data[2] + ps*cx+cy*p->linesize[2], chroma_width, chroma_height, p->linesize[2], 1);
}
if (fs->transparency)
decode_plane(fs, p->data[3] + ps*x + y*p->linesize[3], width, height, p->linesize[3], 2);
} else {
uint8_t *planes[3] = { p->data[0] + ps * x + y * p->linesize[0],
p->data[1] + ps * x + y * p->linesize[1],
p->data[2] + ps * x + y * p->linesize[2] };
decode_rgb_frame(fs, planes, width, height, p->linesize);
}
if (fs->ac && f->version > 2) {
int v;
get_rac(&fs->c, (uint8_t[]) { 129 });
v = fs->c.bytestream_end - fs->c.bytestream - 2 - 5*f->ec;
if (v) {
av_log(f->avctx, AV_LOG_ERROR, "bytestream end mismatching by %d\n", v);
fs->slice_damaged = 1;
}
}
emms_c();
ff_thread_report_progress(&f->picture, si, 0);
return 0;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,436 | static av_noinline int get_symbol(RangeCoder *c, uint8_t *state, int is_signed)
{
return get_symbol_inline(c, state, is_signed);
}
| DoS Overflow | 0 | static av_noinline int get_symbol(RangeCoder *c, uint8_t *state, int is_signed)
{
return get_symbol_inline(c, state, is_signed);
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,437 | static inline int get_vlc_symbol(GetBitContext *gb, VlcState *const state,
int bits)
{
int k, i, v, ret;
i = state->count;
k = 0;
while (i < state->error_sum) { // FIXME: optimize
k++;
i += i;
}
v = get_sr_golomb(gb, k, 12, bits);
av_dlog(NULL, "v:%d bias:%d error:%d drift:%d count:%d k:%d",
v, state->bias, state->error_sum, state->drift, state->count, k);
#if 0 // JPEG LS
if (k == 0 && 2 * state->drift <= -state->count)
v ^= (-1);
#else
v ^= ((2 * state->drift + state->count) >> 31);
#endif
ret = fold(v + state->bias, bits);
update_vlc_state(state, v);
return ret;
}
| DoS Overflow | 0 | static inline int get_vlc_symbol(GetBitContext *gb, VlcState *const state,
int bits)
{
int k, i, v, ret;
i = state->count;
k = 0;
while (i < state->error_sum) { // FIXME: optimize
k++;
i += i;
}
v = get_sr_golomb(gb, k, 12, bits);
av_dlog(NULL, "v:%d bias:%d error:%d drift:%d count:%d k:%d",
v, state->bias, state->error_sum, state->drift, state->count, k);
#if 0 // JPEG LS
if (k == 0 && 2 * state->drift <= -state->count)
v ^= (-1);
#else
v ^= ((2 * state->drift + state->count) >> 31);
#endif
ret = fold(v + state->bias, bits);
update_vlc_state(state, v);
return ret;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,438 | static int init_thread_copy(AVCodecContext *avctx)
{
FFV1Context *f = avctx->priv_data;
f->picture.f = NULL;
f->last_picture.f = NULL;
f->sample_buffer = NULL;
f->quant_table_count = 0;
f->slice_count = 0;
return 0;
}
| DoS Overflow | 0 | static int init_thread_copy(AVCodecContext *avctx)
{
FFV1Context *f = avctx->priv_data;
f->picture.f = NULL;
f->last_picture.f = NULL;
f->sample_buffer = NULL;
f->quant_table_count = 0;
f->slice_count = 0;
return 0;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,439 | static int read_extra_header(FFV1Context *f)
{
RangeCoder *const c = &f->c;
uint8_t state[CONTEXT_SIZE];
int i, j, k, ret;
uint8_t state2[32][CONTEXT_SIZE];
memset(state2, 128, sizeof(state2));
memset(state, 128, sizeof(state));
ff_init_range_decoder(c, f->avctx->extradata, f->avctx->extradata_size);
ff_build_rac_states(c, 0.05 * (1LL << 32), 256 - 8);
f->version = get_symbol(c, state, 0);
if (f->version < 2) {
av_log(f->avctx, AV_LOG_ERROR, "Invalid version in global header\n");
return AVERROR_INVALIDDATA;
}
if (f->version > 2) {
c->bytestream_end -= 4;
f->micro_version = get_symbol(c, state, 0);
}
f->ac = f->avctx->coder_type = get_symbol(c, state, 0);
if (f->ac > 1) {
for (i = 1; i < 256; i++)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
f->colorspace = get_symbol(c, state, 0); //YUV cs type
f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
f->chroma_planes = get_rac(c, state);
f->chroma_h_shift = get_symbol(c, state, 0);
f->chroma_v_shift = get_symbol(c, state, 0);
f->transparency = get_rac(c, state);
f->plane_count = 1 + (f->chroma_planes || f->version<4) + f->transparency;
f->num_h_slices = 1 + get_symbol(c, state, 0);
f->num_v_slices = 1 + get_symbol(c, state, 0);
if (f->num_h_slices > (unsigned)f->width || !f->num_h_slices ||
f->num_v_slices > (unsigned)f->height || !f->num_v_slices
) {
av_log(f->avctx, AV_LOG_ERROR, "slice count invalid\n");
return AVERROR_INVALIDDATA;
}
f->quant_table_count = get_symbol(c, state, 0);
if (f->quant_table_count > (unsigned)MAX_QUANT_TABLES)
return AVERROR_INVALIDDATA;
for (i = 0; i < f->quant_table_count; i++) {
f->context_count[i] = read_quant_tables(c, f->quant_tables[i]);
if (f->context_count[i] < 0) {
av_log(f->avctx, AV_LOG_ERROR, "read_quant_table error\n");
return AVERROR_INVALIDDATA;
}
}
if ((ret = ffv1_allocate_initial_states(f)) < 0)
return ret;
for (i = 0; i < f->quant_table_count; i++)
if (get_rac(c, state)) {
for (j = 0; j < f->context_count[i]; j++)
for (k = 0; k < CONTEXT_SIZE; k++) {
int pred = j ? f->initial_states[i][j - 1][k] : 128;
f->initial_states[i][j][k] =
(pred + get_symbol(c, state2[k], 1)) & 0xFF;
}
}
if (f->version > 2) {
f->ec = get_symbol(c, state, 0);
if (f->micro_version > 2)
f->intra = get_symbol(c, state, 0);
}
if (f->version > 2) {
unsigned v;
v = av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0,
f->avctx->extradata, f->avctx->extradata_size);
if (v) {
av_log(f->avctx, AV_LOG_ERROR, "CRC mismatch %X!\n", v);
return AVERROR_INVALIDDATA;
}
}
if (f->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(f->avctx, AV_LOG_DEBUG,
"global: ver:%d.%d, coder:%d, colorspace: %d bpr:%d chroma:%d(%d:%d), alpha:%d slices:%dx%d qtabs:%d ec:%d intra:%d\n",
f->version, f->micro_version,
f->ac,
f->colorspace,
f->avctx->bits_per_raw_sample,
f->chroma_planes, f->chroma_h_shift, f->chroma_v_shift,
f->transparency,
f->num_h_slices, f->num_v_slices,
f->quant_table_count,
f->ec,
f->intra
);
return 0;
}
| DoS Overflow | 0 | static int read_extra_header(FFV1Context *f)
{
RangeCoder *const c = &f->c;
uint8_t state[CONTEXT_SIZE];
int i, j, k, ret;
uint8_t state2[32][CONTEXT_SIZE];
memset(state2, 128, sizeof(state2));
memset(state, 128, sizeof(state));
ff_init_range_decoder(c, f->avctx->extradata, f->avctx->extradata_size);
ff_build_rac_states(c, 0.05 * (1LL << 32), 256 - 8);
f->version = get_symbol(c, state, 0);
if (f->version < 2) {
av_log(f->avctx, AV_LOG_ERROR, "Invalid version in global header\n");
return AVERROR_INVALIDDATA;
}
if (f->version > 2) {
c->bytestream_end -= 4;
f->micro_version = get_symbol(c, state, 0);
}
f->ac = f->avctx->coder_type = get_symbol(c, state, 0);
if (f->ac > 1) {
for (i = 1; i < 256; i++)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
f->colorspace = get_symbol(c, state, 0); //YUV cs type
f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
f->chroma_planes = get_rac(c, state);
f->chroma_h_shift = get_symbol(c, state, 0);
f->chroma_v_shift = get_symbol(c, state, 0);
f->transparency = get_rac(c, state);
f->plane_count = 1 + (f->chroma_planes || f->version<4) + f->transparency;
f->num_h_slices = 1 + get_symbol(c, state, 0);
f->num_v_slices = 1 + get_symbol(c, state, 0);
if (f->num_h_slices > (unsigned)f->width || !f->num_h_slices ||
f->num_v_slices > (unsigned)f->height || !f->num_v_slices
) {
av_log(f->avctx, AV_LOG_ERROR, "slice count invalid\n");
return AVERROR_INVALIDDATA;
}
f->quant_table_count = get_symbol(c, state, 0);
if (f->quant_table_count > (unsigned)MAX_QUANT_TABLES)
return AVERROR_INVALIDDATA;
for (i = 0; i < f->quant_table_count; i++) {
f->context_count[i] = read_quant_tables(c, f->quant_tables[i]);
if (f->context_count[i] < 0) {
av_log(f->avctx, AV_LOG_ERROR, "read_quant_table error\n");
return AVERROR_INVALIDDATA;
}
}
if ((ret = ffv1_allocate_initial_states(f)) < 0)
return ret;
for (i = 0; i < f->quant_table_count; i++)
if (get_rac(c, state)) {
for (j = 0; j < f->context_count[i]; j++)
for (k = 0; k < CONTEXT_SIZE; k++) {
int pred = j ? f->initial_states[i][j - 1][k] : 128;
f->initial_states[i][j][k] =
(pred + get_symbol(c, state2[k], 1)) & 0xFF;
}
}
if (f->version > 2) {
f->ec = get_symbol(c, state, 0);
if (f->micro_version > 2)
f->intra = get_symbol(c, state, 0);
}
if (f->version > 2) {
unsigned v;
v = av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0,
f->avctx->extradata, f->avctx->extradata_size);
if (v) {
av_log(f->avctx, AV_LOG_ERROR, "CRC mismatch %X!\n", v);
return AVERROR_INVALIDDATA;
}
}
if (f->avctx->debug & FF_DEBUG_PICT_INFO)
av_log(f->avctx, AV_LOG_DEBUG,
"global: ver:%d.%d, coder:%d, colorspace: %d bpr:%d chroma:%d(%d:%d), alpha:%d slices:%dx%d qtabs:%d ec:%d intra:%d\n",
f->version, f->micro_version,
f->ac,
f->colorspace,
f->avctx->bits_per_raw_sample,
f->chroma_planes, f->chroma_h_shift, f->chroma_v_shift,
f->transparency,
f->num_h_slices, f->num_v_slices,
f->quant_table_count,
f->ec,
f->intra
);
return 0;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,440 | static int read_quant_table(RangeCoder *c, int16_t *quant_table, int scale)
{
int v;
int i = 0;
uint8_t state[CONTEXT_SIZE];
memset(state, 128, sizeof(state));
for (v = 0; i < 128; v++) {
unsigned len = get_symbol(c, state, 0) + 1;
if (len > 128 - i)
return AVERROR_INVALIDDATA;
while (len--) {
quant_table[i] = scale * v;
i++;
}
}
for (i = 1; i < 128; i++)
quant_table[256 - i] = -quant_table[i];
quant_table[128] = -quant_table[127];
return 2 * v - 1;
}
| DoS Overflow | 0 | static int read_quant_table(RangeCoder *c, int16_t *quant_table, int scale)
{
int v;
int i = 0;
uint8_t state[CONTEXT_SIZE];
memset(state, 128, sizeof(state));
for (v = 0; i < 128; v++) {
unsigned len = get_symbol(c, state, 0) + 1;
if (len > 128 - i)
return AVERROR_INVALIDDATA;
while (len--) {
quant_table[i] = scale * v;
i++;
}
}
for (i = 1; i < 128; i++)
quant_table[256 - i] = -quant_table[i];
quant_table[128] = -quant_table[127];
return 2 * v - 1;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,441 | static int read_quant_tables(RangeCoder *c,
int16_t quant_table[MAX_CONTEXT_INPUTS][256])
{
int i;
int context_count = 1;
for (i = 0; i < 5; i++) {
context_count *= read_quant_table(c, quant_table[i], context_count);
if (context_count > 32768U) {
return AVERROR_INVALIDDATA;
}
}
return (context_count + 1) / 2;
}
| DoS Overflow | 0 | static int read_quant_tables(RangeCoder *c,
int16_t quant_table[MAX_CONTEXT_INPUTS][256])
{
int i;
int context_count = 1;
for (i = 0; i < 5; i++) {
context_count *= read_quant_table(c, quant_table[i], context_count);
if (context_count > 32768U) {
return AVERROR_INVALIDDATA;
}
}
return (context_count + 1) / 2;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,442 | static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
{
FFV1Context *fsrc = src->priv_data;
FFV1Context *fdst = dst->priv_data;
int i, ret;
if (dst == src)
return 0;
if (!fdst->picture.f) {
memcpy(fdst, fsrc, sizeof(*fdst));
for (i = 0; i < fdst->quant_table_count; i++) {
fdst->initial_states[i] = av_malloc(fdst->context_count[i] * sizeof(*fdst->initial_states[i]));
memcpy(fdst->initial_states[i], fsrc->initial_states[i], fdst->context_count[i] * sizeof(*fdst->initial_states[i]));
}
fdst->picture.f = av_frame_alloc();
fdst->last_picture.f = av_frame_alloc();
if ((ret = ffv1_init_slice_contexts(fdst)) < 0)
return ret;
}
av_assert1(fdst->slice_count == fsrc->slice_count);
fdst->key_frame_ok = fsrc->key_frame_ok;
ff_thread_release_buffer(dst, &fdst->picture);
if (fsrc->picture.f->data[0]) {
if ((ret = ff_thread_ref_frame(&fdst->picture, &fsrc->picture)) < 0)
return ret;
}
for (i = 0; i < fdst->slice_count; i++) {
FFV1Context *fsdst = fdst->slice_context[i];
FFV1Context *fssrc = fsrc->slice_context[i];
fsdst->slice_damaged = fssrc->slice_damaged;
}
fdst->fsrc = fsrc;
return 0;
}
| DoS Overflow | 0 | static int update_thread_context(AVCodecContext *dst, const AVCodecContext *src)
{
FFV1Context *fsrc = src->priv_data;
FFV1Context *fdst = dst->priv_data;
int i, ret;
if (dst == src)
return 0;
if (!fdst->picture.f) {
memcpy(fdst, fsrc, sizeof(*fdst));
for (i = 0; i < fdst->quant_table_count; i++) {
fdst->initial_states[i] = av_malloc(fdst->context_count[i] * sizeof(*fdst->initial_states[i]));
memcpy(fdst->initial_states[i], fsrc->initial_states[i], fdst->context_count[i] * sizeof(*fdst->initial_states[i]));
}
fdst->picture.f = av_frame_alloc();
fdst->last_picture.f = av_frame_alloc();
if ((ret = ffv1_init_slice_contexts(fdst)) < 0)
return ret;
}
av_assert1(fdst->slice_count == fsrc->slice_count);
fdst->key_frame_ok = fsrc->key_frame_ok;
ff_thread_release_buffer(dst, &fdst->picture);
if (fsrc->picture.f->data[0]) {
if ((ret = ff_thread_ref_frame(&fdst->picture, &fsrc->picture)) < 0)
return ret;
}
for (i = 0; i < fdst->slice_count; i++) {
FFV1Context *fsdst = fdst->slice_context[i];
FFV1Context *fssrc = fsrc->slice_context[i];
fsdst->slice_damaged = fssrc->slice_damaged;
}
fdst->fsrc = fsrc;
return 0;
}
| @@ -580,7 +580,7 @@ static int read_header(FFV1Context *f)
memset(state, 128, sizeof(state));
if (f->version < 2) {
- int chroma_planes, chroma_h_shift, chroma_v_shift, transparency;
+ int chroma_planes, chroma_h_shift, chroma_v_shift, transparency, colorspace, bits_per_raw_sample;
unsigned v= get_symbol(c, state, 0);
if (v >= 2) {
av_log(f->avctx, AV_LOG_ERROR, "invalid version %d in ver01 header\n", v);
@@ -593,18 +593,17 @@ static int read_header(FFV1Context *f)
f->state_transition[i] = get_symbol(c, state, 1) + c->one_state[i];
}
- f->colorspace = get_symbol(c, state, 0); //YUV cs type
-
- if (f->version > 0)
- f->avctx->bits_per_raw_sample = get_symbol(c, state, 0);
-
+ colorspace = get_symbol(c, state, 0); //YUV cs type
+ bits_per_raw_sample = f->version > 0 ? get_symbol(c, state, 0) : f->avctx->bits_per_raw_sample;
chroma_planes = get_rac(c, state);
chroma_h_shift = get_symbol(c, state, 0);
chroma_v_shift = get_symbol(c, state, 0);
transparency = get_rac(c, state);
if (f->plane_count) {
- if ( chroma_planes != f->chroma_planes
+ if ( colorspace != f->colorspace
+ || bits_per_raw_sample != f->avctx->bits_per_raw_sample
+ || chroma_planes != f->chroma_planes
|| chroma_h_shift!= f->chroma_h_shift
|| chroma_v_shift!= f->chroma_v_shift
|| transparency != f->transparency) {
@@ -613,6 +612,8 @@ static int read_header(FFV1Context *f)
}
}
+ f->colorspace = colorspace;
+ f->avctx->bits_per_raw_sample = bits_per_raw_sample;
f->chroma_planes = chroma_planes;
f->chroma_h_shift = chroma_h_shift;
f->chroma_v_shift = chroma_v_shift; | CWE-119 | null | null |
22,443 | static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
AVFrame *picture)
{
int compno, reslevelno, bandno;
int x, y;
uint8_t *line;
Jpeg2000T1Context t1;
/* Loop on tile components */
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
/* Loop on resolution levels */
for (reslevelno = 0; reslevelno < codsty->nreslevels2decode; reslevelno++) {
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
/* Loop on bands */
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
int nb_precincts, precno;
Jpeg2000Band *band = rlevel->band + bandno;
int cblkno = 0, bandpos;
bandpos = bandno + (reslevelno > 0);
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_precincts = rlevel->num_precincts_x * rlevel->num_precincts_y;
/* Loop on precincts */
for (precno = 0; precno < nb_precincts; precno++) {
Jpeg2000Prec *prec = band->prec + precno;
/* Loop on codeblocks */
for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) {
int x, y;
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
decode_cblk(s, codsty, &t1, cblk,
cblk->coord[0][1] - cblk->coord[0][0],
cblk->coord[1][1] - cblk->coord[1][0],
bandpos);
x = cblk->coord[0][0];
y = cblk->coord[1][0];
if (codsty->transform == FF_DWT97)
dequantization_float(x, y, cblk, comp, &t1, band);
else
dequantization_int(x, y, cblk, comp, &t1, band);
} /* end cblk */
} /*end prec */
} /* end band */
} /* end reslevel */
/* inverse DWT */
ff_dwt_decode(&comp->dwt, codsty->transform == FF_DWT97 ? (void*)comp->f_data : (void*)comp->i_data);
} /*end comp */
/* inverse MCT transformation */
if (tile->codsty[0].mct)
mct_decode(s, tile);
if (s->cdef[0] < 0) {
for (x = 0; x < s->ncomponents; x++)
s->cdef[x] = x + 1;
if ((s->ncomponents & 1) == 0)
s->cdef[s->ncomponents-1] = 0;
}
if (s->precision <= 8) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s->cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
i_datap++;
dst += pixelsize;
}
}
line += picture->linesize[plane];
}
}
} else {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
uint16_t *linel;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s-> cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
i_datap++;
dst += pixelsize;
}
}
linel += picture->linesize[plane] >> 1;
}
}
}
return 0;
}
| DoS | 0 | static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
AVFrame *picture)
{
int compno, reslevelno, bandno;
int x, y;
uint8_t *line;
Jpeg2000T1Context t1;
/* Loop on tile components */
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
/* Loop on resolution levels */
for (reslevelno = 0; reslevelno < codsty->nreslevels2decode; reslevelno++) {
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
/* Loop on bands */
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
int nb_precincts, precno;
Jpeg2000Band *band = rlevel->band + bandno;
int cblkno = 0, bandpos;
bandpos = bandno + (reslevelno > 0);
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_precincts = rlevel->num_precincts_x * rlevel->num_precincts_y;
/* Loop on precincts */
for (precno = 0; precno < nb_precincts; precno++) {
Jpeg2000Prec *prec = band->prec + precno;
/* Loop on codeblocks */
for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) {
int x, y;
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
decode_cblk(s, codsty, &t1, cblk,
cblk->coord[0][1] - cblk->coord[0][0],
cblk->coord[1][1] - cblk->coord[1][0],
bandpos);
x = cblk->coord[0][0];
y = cblk->coord[1][0];
if (codsty->transform == FF_DWT97)
dequantization_float(x, y, cblk, comp, &t1, band);
else
dequantization_int(x, y, cblk, comp, &t1, band);
} /* end cblk */
} /*end prec */
} /* end band */
} /* end reslevel */
/* inverse DWT */
ff_dwt_decode(&comp->dwt, codsty->transform == FF_DWT97 ? (void*)comp->f_data : (void*)comp->i_data);
} /*end comp */
/* inverse MCT transformation */
if (tile->codsty[0].mct)
mct_decode(s, tile);
if (s->cdef[0] < 0) {
for (x = 0; x < s->ncomponents; x++)
s->cdef[x] = x + 1;
if ((s->ncomponents & 1) == 0)
s->cdef[s->ncomponents-1] = 0;
}
if (s->precision <= 8) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
line = picture->data[plane] + y / s->cdy[compno] * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = line + x / s->cdx[compno] * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s->cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
i_datap++;
dst += pixelsize;
}
}
line += picture->linesize[plane];
}
}
} else {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
uint16_t *linel;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
linel = (uint16_t *)picture->data[plane] + y / s->cdy[compno] * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = linel + (x / s->cdx[compno] * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s-> cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
i_datap++;
dst += pixelsize;
}
}
linel += picture->linesize[plane] >> 1;
}
}
}
return 0;
}
| @@ -370,11 +370,18 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->nreslevels <= s->reduction_factor) {
+ /* we are forced to update reduction_factor as its requested value is
+ not compatible with this bitstream, and as we might have used it
+ already in setup earlier we have to fail this frame until
+ reinitialization is implemented */
+ av_log(s->avctx, AV_LOG_ERROR, "reduction_factor too large for this bitstream, max is %d\n", c->nreslevels - 1);
+ s->reduction_factor = c->nreslevels - 1;
+ return AVERROR(EINVAL);
+ }
+
/* compute number of resolution levels to decode */
- if (c->nreslevels < s->reduction_factor)
- c->nreslevels2decode = 1;
- else
- c->nreslevels2decode = c->nreslevels - s->reduction_factor;
+ c->nreslevels2decode = c->nreslevels - s->reduction_factor;
c->log2_cblk_width = (bytestream2_get_byteu(&s->g) & 15) + 2; // cblk width
c->log2_cblk_height = (bytestream2_get_byteu(&s->g) & 15) + 2; // cblk height | CWE-20 | null | null |
22,444 | static int get_siz(Jpeg2000DecoderContext *s)
{
int i;
int ncomponents;
uint32_t log2_chroma_wh = 0;
const enum AVPixelFormat *possible_fmts = NULL;
int possible_fmts_nb = 0;
if (bytestream2_get_bytes_left(&s->g) < 36)
return AVERROR_INVALIDDATA;
s->avctx->profile = bytestream2_get_be16u(&s->g); // Rsiz
s->width = bytestream2_get_be32u(&s->g); // Width
s->height = bytestream2_get_be32u(&s->g); // Height
s->image_offset_x = bytestream2_get_be32u(&s->g); // X0Siz
s->image_offset_y = bytestream2_get_be32u(&s->g); // Y0Siz
s->tile_width = bytestream2_get_be32u(&s->g); // XTSiz
s->tile_height = bytestream2_get_be32u(&s->g); // YTSiz
s->tile_offset_x = bytestream2_get_be32u(&s->g); // XT0Siz
s->tile_offset_y = bytestream2_get_be32u(&s->g); // YT0Siz
ncomponents = bytestream2_get_be16u(&s->g); // CSiz
if (ncomponents <= 0) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid number of components: %d\n",
s->ncomponents);
return AVERROR_INVALIDDATA;
}
if (ncomponents > 4) {
avpriv_request_sample(s->avctx, "Support for %d components",
s->ncomponents);
return AVERROR_PATCHWELCOME;
}
s->ncomponents = ncomponents;
if (s->tile_width <= 0 || s->tile_height <= 0) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid tile dimension %dx%d.\n",
s->tile_width, s->tile_height);
return AVERROR_INVALIDDATA;
}
if (bytestream2_get_bytes_left(&s->g) < 3 * s->ncomponents)
return AVERROR_INVALIDDATA;
for (i = 0; i < s->ncomponents; i++) { // Ssiz_i XRsiz_i, YRsiz_i
uint8_t x = bytestream2_get_byteu(&s->g);
s->cbps[i] = (x & 0x7f) + 1;
s->precision = FFMAX(s->cbps[i], s->precision);
s->sgnd[i] = !!(x & 0x80);
s->cdx[i] = bytestream2_get_byteu(&s->g);
s->cdy[i] = bytestream2_get_byteu(&s->g);
if ( !s->cdx[i] || s->cdx[i] == 3 || s->cdx[i] > 4
|| !s->cdy[i] || s->cdy[i] == 3 || s->cdy[i] > 4) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid sample seperation\n");
return AVERROR_INVALIDDATA;
}
log2_chroma_wh |= s->cdy[i] >> 1 << i * 4 | s->cdx[i] >> 1 << i * 4 + 2;
}
s->numXtiles = ff_jpeg2000_ceildiv(s->width - s->tile_offset_x, s->tile_width);
s->numYtiles = ff_jpeg2000_ceildiv(s->height - s->tile_offset_y, s->tile_height);
if (s->numXtiles * (uint64_t)s->numYtiles > INT_MAX/sizeof(*s->tile)) {
s->numXtiles = s->numYtiles = 0;
return AVERROR(EINVAL);
}
s->tile = av_mallocz_array(s->numXtiles * s->numYtiles, sizeof(*s->tile));
if (!s->tile) {
s->numXtiles = s->numYtiles = 0;
return AVERROR(ENOMEM);
}
for (i = 0; i < s->numXtiles * s->numYtiles; i++) {
Jpeg2000Tile *tile = s->tile + i;
tile->comp = av_mallocz(s->ncomponents * sizeof(*tile->comp));
if (!tile->comp)
return AVERROR(ENOMEM);
}
/* compute image size with reduction factor */
s->avctx->width = ff_jpeg2000_ceildivpow2(s->width - s->image_offset_x,
s->reduction_factor);
s->avctx->height = ff_jpeg2000_ceildivpow2(s->height - s->image_offset_y,
s->reduction_factor);
if (s->avctx->profile == FF_PROFILE_JPEG2000_DCINEMA_2K ||
s->avctx->profile == FF_PROFILE_JPEG2000_DCINEMA_4K) {
possible_fmts = xyz_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(xyz_pix_fmts);
} else {
switch (s->colour_space) {
case 16:
possible_fmts = rgb_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(rgb_pix_fmts);
break;
case 17:
possible_fmts = gray_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(gray_pix_fmts);
break;
case 18:
possible_fmts = yuv_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(yuv_pix_fmts);
break;
default:
possible_fmts = all_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(all_pix_fmts);
break;
}
}
for (i = 0; i < possible_fmts_nb; ++i) {
if (pix_fmt_match(possible_fmts[i], ncomponents, s->precision, log2_chroma_wh, s->pal8)) {
s->avctx->pix_fmt = possible_fmts[i];
break;
}
}
if (s->avctx->pix_fmt == AV_PIX_FMT_NONE) {
av_log(s->avctx, AV_LOG_ERROR,
"Unknown pix_fmt, profile: %d, colour_space: %d, "
"components: %d, precision: %d, "
"cdx[1]: %d, cdy[1]: %d, cdx[2]: %d, cdy[2]: %d\n",
s->avctx->profile, s->colour_space, ncomponents, s->precision,
ncomponents > 2 ? s->cdx[1] : 0,
ncomponents > 2 ? s->cdy[1] : 0,
ncomponents > 2 ? s->cdx[2] : 0,
ncomponents > 2 ? s->cdy[2] : 0);
}
return 0;
}
| DoS Overflow | 0 | static int get_siz(Jpeg2000DecoderContext *s)
{
int i;
int ncomponents;
uint32_t log2_chroma_wh = 0;
const enum AVPixelFormat *possible_fmts = NULL;
int possible_fmts_nb = 0;
if (bytestream2_get_bytes_left(&s->g) < 36)
return AVERROR_INVALIDDATA;
s->avctx->profile = bytestream2_get_be16u(&s->g); // Rsiz
s->width = bytestream2_get_be32u(&s->g); // Width
s->height = bytestream2_get_be32u(&s->g); // Height
s->image_offset_x = bytestream2_get_be32u(&s->g); // X0Siz
s->image_offset_y = bytestream2_get_be32u(&s->g); // Y0Siz
s->tile_width = bytestream2_get_be32u(&s->g); // XTSiz
s->tile_height = bytestream2_get_be32u(&s->g); // YTSiz
s->tile_offset_x = bytestream2_get_be32u(&s->g); // XT0Siz
s->tile_offset_y = bytestream2_get_be32u(&s->g); // YT0Siz
ncomponents = bytestream2_get_be16u(&s->g); // CSiz
if (ncomponents <= 0) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid number of components: %d\n",
s->ncomponents);
return AVERROR_INVALIDDATA;
}
if (ncomponents > 4) {
avpriv_request_sample(s->avctx, "Support for %d components",
s->ncomponents);
return AVERROR_PATCHWELCOME;
}
s->ncomponents = ncomponents;
if (s->tile_width <= 0 || s->tile_height <= 0) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid tile dimension %dx%d.\n",
s->tile_width, s->tile_height);
return AVERROR_INVALIDDATA;
}
if (bytestream2_get_bytes_left(&s->g) < 3 * s->ncomponents)
return AVERROR_INVALIDDATA;
for (i = 0; i < s->ncomponents; i++) { // Ssiz_i XRsiz_i, YRsiz_i
uint8_t x = bytestream2_get_byteu(&s->g);
s->cbps[i] = (x & 0x7f) + 1;
s->precision = FFMAX(s->cbps[i], s->precision);
s->sgnd[i] = !!(x & 0x80);
s->cdx[i] = bytestream2_get_byteu(&s->g);
s->cdy[i] = bytestream2_get_byteu(&s->g);
if ( !s->cdx[i] || s->cdx[i] == 3 || s->cdx[i] > 4
|| !s->cdy[i] || s->cdy[i] == 3 || s->cdy[i] > 4) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid sample seperation\n");
return AVERROR_INVALIDDATA;
}
log2_chroma_wh |= s->cdy[i] >> 1 << i * 4 | s->cdx[i] >> 1 << i * 4 + 2;
}
s->numXtiles = ff_jpeg2000_ceildiv(s->width - s->tile_offset_x, s->tile_width);
s->numYtiles = ff_jpeg2000_ceildiv(s->height - s->tile_offset_y, s->tile_height);
if (s->numXtiles * (uint64_t)s->numYtiles > INT_MAX/sizeof(*s->tile)) {
s->numXtiles = s->numYtiles = 0;
return AVERROR(EINVAL);
}
s->tile = av_mallocz_array(s->numXtiles * s->numYtiles, sizeof(*s->tile));
if (!s->tile) {
s->numXtiles = s->numYtiles = 0;
return AVERROR(ENOMEM);
}
for (i = 0; i < s->numXtiles * s->numYtiles; i++) {
Jpeg2000Tile *tile = s->tile + i;
tile->comp = av_mallocz(s->ncomponents * sizeof(*tile->comp));
if (!tile->comp)
return AVERROR(ENOMEM);
}
/* compute image size with reduction factor */
s->avctx->width = ff_jpeg2000_ceildivpow2(s->width - s->image_offset_x,
s->reduction_factor);
s->avctx->height = ff_jpeg2000_ceildivpow2(s->height - s->image_offset_y,
s->reduction_factor);
if (s->avctx->profile == FF_PROFILE_JPEG2000_DCINEMA_2K ||
s->avctx->profile == FF_PROFILE_JPEG2000_DCINEMA_4K) {
possible_fmts = xyz_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(xyz_pix_fmts);
} else {
switch (s->colour_space) {
case 16:
possible_fmts = rgb_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(rgb_pix_fmts);
break;
case 17:
possible_fmts = gray_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(gray_pix_fmts);
break;
case 18:
possible_fmts = yuv_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(yuv_pix_fmts);
break;
default:
possible_fmts = all_pix_fmts;
possible_fmts_nb = FF_ARRAY_ELEMS(all_pix_fmts);
break;
}
}
for (i = 0; i < possible_fmts_nb; ++i) {
if (pix_fmt_match(possible_fmts[i], ncomponents, s->precision, log2_chroma_wh, s->pal8)) {
s->avctx->pix_fmt = possible_fmts[i];
break;
}
}
if (s->avctx->pix_fmt == AV_PIX_FMT_NONE) {
av_log(s->avctx, AV_LOG_ERROR,
"Unknown pix_fmt, profile: %d, colour_space: %d, "
"components: %d, precision: %d, "
"cdx[1]: %d, cdy[1]: %d, cdx[2]: %d, cdy[2]: %d\n",
s->avctx->profile, s->colour_space, ncomponents, s->precision,
ncomponents > 2 ? s->cdx[1] : 0,
ncomponents > 2 ? s->cdy[1] : 0,
ncomponents > 2 ? s->cdx[2] : 0,
ncomponents > 2 ? s->cdy[2] : 0);
}
return 0;
}
| @@ -384,6 +384,11 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) {
+ avpriv_request_sample(s->avctx, "cblk size > 64");
+ return AVERROR_PATCHWELCOME;
+ }
+
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
@@ -1025,6 +1030,9 @@ static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
+ av_assert0(width <= JPEG2000_MAX_CBLKW);
+ av_assert0(height <= JPEG2000_MAX_CBLKH);
+
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
| CWE-119 | null | null |
22,445 | static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
{
int tileno, compno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++) {
if (s->tile[tileno].comp) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
Jpeg2000CodingStyle *codsty = s->tile[tileno].codsty + compno;
ff_jpeg2000_cleanup(comp, codsty);
}
av_freep(&s->tile[tileno].comp);
}
}
av_freep(&s->tile);
s->numXtiles = s->numYtiles = 0;
}
| DoS Overflow | 0 | static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
{
int tileno, compno;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++) {
if (s->tile[tileno].comp) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = s->tile[tileno].comp + compno;
Jpeg2000CodingStyle *codsty = s->tile[tileno].codsty + compno;
ff_jpeg2000_cleanup(comp, codsty);
}
av_freep(&s->tile[tileno].comp);
}
}
av_freep(&s->tile);
s->numXtiles = s->numYtiles = 0;
}
| @@ -384,6 +384,11 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) {
+ avpriv_request_sample(s->avctx, "cblk size > 64");
+ return AVERROR_PATCHWELCOME;
+ }
+
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
@@ -1025,6 +1030,9 @@ static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
+ av_assert0(width <= JPEG2000_MAX_CBLKW);
+ av_assert0(height <= JPEG2000_MAX_CBLKH);
+
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
| CWE-119 | null | null |
22,446 | static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
Jpeg2000DecoderContext *s = avctx->priv_data;
ThreadFrame frame = { .f = data };
AVFrame *picture = data;
int tileno, ret;
s->avctx = avctx;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
s->curtileno = -1;
memset(s->cdef, -1, sizeof(s->cdef));
if (bytestream2_get_bytes_left(&s->g) < 2) {
ret = AVERROR_INVALIDDATA;
goto end;
}
if (bytestream2_get_bytes_left(&s->g) >= 12 &&
(bytestream2_get_be32u(&s->g) == 12) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_TYPE) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_VALUE)) {
if (!jp2_find_codestream(s)) {
av_log(avctx, AV_LOG_ERROR,
"Could not find Jpeg2000 codestream atom.\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
} else {
bytestream2_seek(&s->g, 0, SEEK_SET);
}
if (bytestream2_get_be16u(&s->g) != JPEG2000_SOC) {
av_log(avctx, AV_LOG_ERROR, "SOC marker not present\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
if (ret = jpeg2000_read_main_headers(s))
goto end;
/* get picture buffer */
if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0)
goto end;
picture->pict_type = AV_PICTURE_TYPE_I;
picture->key_frame = 1;
if (ret = jpeg2000_read_bitstream_packets(s))
goto end;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++)
if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
goto end;
jpeg2000_dec_cleanup(s);
*got_frame = 1;
if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8)
memcpy(picture->data[1], s->palette, 256 * sizeof(uint32_t));
return bytestream2_tell(&s->g);
end:
jpeg2000_dec_cleanup(s);
return ret;
}
| DoS Overflow | 0 | static int jpeg2000_decode_frame(AVCodecContext *avctx, void *data,
int *got_frame, AVPacket *avpkt)
{
Jpeg2000DecoderContext *s = avctx->priv_data;
ThreadFrame frame = { .f = data };
AVFrame *picture = data;
int tileno, ret;
s->avctx = avctx;
bytestream2_init(&s->g, avpkt->data, avpkt->size);
s->curtileno = -1;
memset(s->cdef, -1, sizeof(s->cdef));
if (bytestream2_get_bytes_left(&s->g) < 2) {
ret = AVERROR_INVALIDDATA;
goto end;
}
if (bytestream2_get_bytes_left(&s->g) >= 12 &&
(bytestream2_get_be32u(&s->g) == 12) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_TYPE) &&
(bytestream2_get_be32u(&s->g) == JP2_SIG_VALUE)) {
if (!jp2_find_codestream(s)) {
av_log(avctx, AV_LOG_ERROR,
"Could not find Jpeg2000 codestream atom.\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
} else {
bytestream2_seek(&s->g, 0, SEEK_SET);
}
if (bytestream2_get_be16u(&s->g) != JPEG2000_SOC) {
av_log(avctx, AV_LOG_ERROR, "SOC marker not present\n");
ret = AVERROR_INVALIDDATA;
goto end;
}
if (ret = jpeg2000_read_main_headers(s))
goto end;
/* get picture buffer */
if ((ret = ff_thread_get_buffer(avctx, &frame, 0)) < 0)
goto end;
picture->pict_type = AV_PICTURE_TYPE_I;
picture->key_frame = 1;
if (ret = jpeg2000_read_bitstream_packets(s))
goto end;
for (tileno = 0; tileno < s->numXtiles * s->numYtiles; tileno++)
if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
goto end;
jpeg2000_dec_cleanup(s);
*got_frame = 1;
if (s->avctx->pix_fmt == AV_PIX_FMT_PAL8)
memcpy(picture->data[1], s->palette, 256 * sizeof(uint32_t));
return bytestream2_tell(&s->g);
end:
jpeg2000_dec_cleanup(s);
return ret;
}
| @@ -384,6 +384,11 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) {
+ avpriv_request_sample(s->avctx, "cblk size > 64");
+ return AVERROR_PATCHWELCOME;
+ }
+
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
@@ -1025,6 +1030,9 @@ static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
+ av_assert0(width <= JPEG2000_MAX_CBLKW);
+ av_assert0(height <= JPEG2000_MAX_CBLKH);
+
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
| CWE-119 | null | null |
22,447 | static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s,
Jpeg2000CodingStyle *codsty,
Jpeg2000ResLevel *rlevel, int precno,
int layno, uint8_t *expn, int numgbits)
{
int bandno, cblkno, ret, nb_code_blocks;
if (!(ret = get_bits(s, 1))) {
jpeg2000_flush(s);
return 0;
} else if (ret < 0)
return ret;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_code_blocks = prec->nb_codeblocks_height *
prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
int incl, newpasses, llen;
if (cblk->npasses)
incl = get_bits(s, 1);
else
incl = tag_tree_decode(s, prec->cblkincl + cblkno, layno + 1) == layno;
if (!incl)
continue;
else if (incl < 0)
return incl;
if (!cblk->npasses) {
int v = expn[bandno] + numgbits - 1 -
tag_tree_decode(s, prec->zerobits + cblkno, 100);
if (v < 0) {
av_log(s->avctx, AV_LOG_ERROR,
"nonzerobits %d invalid\n", v);
return AVERROR_INVALIDDATA;
}
cblk->nonzerobits = v;
}
if ((newpasses = getnpasses(s)) < 0)
return newpasses;
if ((llen = getlblockinc(s)) < 0)
return llen;
cblk->lblock += llen;
if ((ret = get_bits(s, av_log2(newpasses) + cblk->lblock)) < 0)
return ret;
if (ret > sizeof(cblk->data)) {
avpriv_request_sample(s->avctx,
"Block with lengthinc greater than %zu",
sizeof(cblk->data));
return AVERROR_PATCHWELCOME;
}
cblk->lengthinc = ret;
cblk->npasses += newpasses;
}
}
jpeg2000_flush(s);
if (codsty->csty & JPEG2000_CSTY_EPH) {
if (bytestream2_peek_be16(&s->g) == JPEG2000_EPH)
bytestream2_skip(&s->g, 2);
else
av_log(s->avctx, AV_LOG_ERROR, "EPH marker not found.\n");
}
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
nb_code_blocks = prec->nb_codeblocks_height * prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
if ( bytestream2_get_bytes_left(&s->g) < cblk->lengthinc
|| sizeof(cblk->data) < cblk->length + cblk->lengthinc + 2
)
return AVERROR_INVALIDDATA;
bytestream2_get_bufferu(&s->g, cblk->data + cblk->length, cblk->lengthinc);
cblk->length += cblk->lengthinc;
cblk->lengthinc = 0;
}
}
return 0;
}
| DoS Overflow | 0 | static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s,
Jpeg2000CodingStyle *codsty,
Jpeg2000ResLevel *rlevel, int precno,
int layno, uint8_t *expn, int numgbits)
{
int bandno, cblkno, ret, nb_code_blocks;
if (!(ret = get_bits(s, 1))) {
jpeg2000_flush(s);
return 0;
} else if (ret < 0)
return ret;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_code_blocks = prec->nb_codeblocks_height *
prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
int incl, newpasses, llen;
if (cblk->npasses)
incl = get_bits(s, 1);
else
incl = tag_tree_decode(s, prec->cblkincl + cblkno, layno + 1) == layno;
if (!incl)
continue;
else if (incl < 0)
return incl;
if (!cblk->npasses) {
int v = expn[bandno] + numgbits - 1 -
tag_tree_decode(s, prec->zerobits + cblkno, 100);
if (v < 0) {
av_log(s->avctx, AV_LOG_ERROR,
"nonzerobits %d invalid\n", v);
return AVERROR_INVALIDDATA;
}
cblk->nonzerobits = v;
}
if ((newpasses = getnpasses(s)) < 0)
return newpasses;
if ((llen = getlblockinc(s)) < 0)
return llen;
cblk->lblock += llen;
if ((ret = get_bits(s, av_log2(newpasses) + cblk->lblock)) < 0)
return ret;
if (ret > sizeof(cblk->data)) {
avpriv_request_sample(s->avctx,
"Block with lengthinc greater than %zu",
sizeof(cblk->data));
return AVERROR_PATCHWELCOME;
}
cblk->lengthinc = ret;
cblk->npasses += newpasses;
}
}
jpeg2000_flush(s);
if (codsty->csty & JPEG2000_CSTY_EPH) {
if (bytestream2_peek_be16(&s->g) == JPEG2000_EPH)
bytestream2_skip(&s->g, 2);
else
av_log(s->avctx, AV_LOG_ERROR, "EPH marker not found.\n");
}
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
Jpeg2000Prec *prec = band->prec + precno;
nb_code_blocks = prec->nb_codeblocks_height * prec->nb_codeblocks_width;
for (cblkno = 0; cblkno < nb_code_blocks; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
if ( bytestream2_get_bytes_left(&s->g) < cblk->lengthinc
|| sizeof(cblk->data) < cblk->length + cblk->lengthinc + 2
)
return AVERROR_INVALIDDATA;
bytestream2_get_bufferu(&s->g, cblk->data + cblk->length, cblk->lengthinc);
cblk->length += cblk->lengthinc;
cblk->lengthinc = 0;
}
}
return 0;
}
| @@ -384,6 +384,11 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) {
+ avpriv_request_sample(s->avctx, "cblk size > 64");
+ return AVERROR_PATCHWELCOME;
+ }
+
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
@@ -1025,6 +1030,9 @@ static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
+ av_assert0(width <= JPEG2000_MAX_CBLKW);
+ av_assert0(height <= JPEG2000_MAX_CBLKH);
+
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
| CWE-119 | null | null |
22,448 | static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
AVFrame *picture)
{
int compno, reslevelno, bandno;
int x, y;
uint8_t *line;
Jpeg2000T1Context t1;
/* Loop on tile components */
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
/* Loop on resolution levels */
for (reslevelno = 0; reslevelno < codsty->nreslevels2decode; reslevelno++) {
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
/* Loop on bands */
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
int nb_precincts, precno;
Jpeg2000Band *band = rlevel->band + bandno;
int cblkno = 0, bandpos;
bandpos = bandno + (reslevelno > 0);
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_precincts = rlevel->num_precincts_x * rlevel->num_precincts_y;
/* Loop on precincts */
for (precno = 0; precno < nb_precincts; precno++) {
Jpeg2000Prec *prec = band->prec + precno;
/* Loop on codeblocks */
for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) {
int x, y;
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
decode_cblk(s, codsty, &t1, cblk,
cblk->coord[0][1] - cblk->coord[0][0],
cblk->coord[1][1] - cblk->coord[1][0],
bandpos);
x = cblk->coord[0][0];
y = cblk->coord[1][0];
if (codsty->transform == FF_DWT97)
dequantization_float(x, y, cblk, comp, &t1, band);
else
dequantization_int(x, y, cblk, comp, &t1, band);
} /* end cblk */
} /*end prec */
} /* end band */
} /* end reslevel */
/* inverse DWT */
ff_dwt_decode(&comp->dwt, codsty->transform == FF_DWT97 ? (void*)comp->f_data : (void*)comp->i_data);
} /*end comp */
/* inverse MCT transformation */
if (tile->codsty[0].mct)
mct_decode(s, tile);
if (s->cdef[0] < 0) {
for (x = 0; x < s->ncomponents; x++)
s->cdef[x] = x + 1;
if ((s->ncomponents & 1) == 0)
s->cdef[s->ncomponents-1] = 0;
}
if (s->precision <= 8) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
line = picture->data[plane] + y * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = line + x * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s->cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
i_datap++;
dst += pixelsize;
}
}
line += picture->linesize[plane];
}
}
} else {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
uint16_t *linel;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = linel + (x * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s-> cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
i_datap++;
dst += pixelsize;
}
}
linel += picture->linesize[plane] >> 1;
}
}
}
return 0;
}
| DoS Overflow | 0 | static int jpeg2000_decode_tile(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
AVFrame *picture)
{
int compno, reslevelno, bandno;
int x, y;
uint8_t *line;
Jpeg2000T1Context t1;
/* Loop on tile components */
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
/* Loop on resolution levels */
for (reslevelno = 0; reslevelno < codsty->nreslevels2decode; reslevelno++) {
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
/* Loop on bands */
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
int nb_precincts, precno;
Jpeg2000Band *band = rlevel->band + bandno;
int cblkno = 0, bandpos;
bandpos = bandno + (reslevelno > 0);
if (band->coord[0][0] == band->coord[0][1] ||
band->coord[1][0] == band->coord[1][1])
continue;
nb_precincts = rlevel->num_precincts_x * rlevel->num_precincts_y;
/* Loop on precincts */
for (precno = 0; precno < nb_precincts; precno++) {
Jpeg2000Prec *prec = band->prec + precno;
/* Loop on codeblocks */
for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) {
int x, y;
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
decode_cblk(s, codsty, &t1, cblk,
cblk->coord[0][1] - cblk->coord[0][0],
cblk->coord[1][1] - cblk->coord[1][0],
bandpos);
x = cblk->coord[0][0];
y = cblk->coord[1][0];
if (codsty->transform == FF_DWT97)
dequantization_float(x, y, cblk, comp, &t1, band);
else
dequantization_int(x, y, cblk, comp, &t1, band);
} /* end cblk */
} /*end prec */
} /* end band */
} /* end reslevel */
/* inverse DWT */
ff_dwt_decode(&comp->dwt, codsty->transform == FF_DWT97 ? (void*)comp->f_data : (void*)comp->i_data);
} /*end comp */
/* inverse MCT transformation */
if (tile->codsty[0].mct)
mct_decode(s, tile);
if (s->cdef[0] < 0) {
for (x = 0; x < s->ncomponents; x++)
s->cdef[x] = x + 1;
if ((s->ncomponents & 1) == 0)
s->cdef[s->ncomponents-1] = 0;
}
if (s->precision <= 8) {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
line = picture->data[plane] + y * picture->linesize[plane];
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint8_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = line + x * pixelsize + compno*!planar;
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s->cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s->cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
*dst = val << (8 - cbps);
i_datap++;
dst += pixelsize;
}
}
line += picture->linesize[plane];
}
}
} else {
for (compno = 0; compno < s->ncomponents; compno++) {
Jpeg2000Component *comp = tile->comp + compno;
Jpeg2000CodingStyle *codsty = tile->codsty + compno;
float *datap = comp->f_data;
int32_t *i_datap = comp->i_data;
uint16_t *linel;
int cbps = s->cbps[compno];
int w = tile->comp[compno].coord[0][1] - s->image_offset_x;
int planar = !!picture->data[2];
int pixelsize = planar ? 1 : s->ncomponents;
int plane = 0;
if (planar)
plane = s->cdef[compno] ? s->cdef[compno]-1 : (s->ncomponents-1);
y = tile->comp[compno].coord[1][0] - s->image_offset_y;
linel = (uint16_t *)picture->data[plane] + y * (picture->linesize[plane] >> 1);
for (; y < tile->comp[compno].coord[1][1] - s->image_offset_y; y += s->cdy[compno]) {
uint16_t *dst;
x = tile->comp[compno].coord[0][0] - s->image_offset_x;
dst = linel + (x * pixelsize + compno*!planar);
if (codsty->transform == FF_DWT97) {
for (; x < w; x += s-> cdx[compno]) {
int val = lrintf(*datap) + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
datap++;
dst += pixelsize;
}
} else {
for (; x < w; x += s-> cdx[compno]) {
int val = *i_datap + (1 << (cbps - 1));
/* DC level shift and clip see ISO 15444-1:2002 G.1.2 */
val = av_clip(val, 0, (1 << cbps) - 1);
/* align 12 bit values in little-endian mode */
*dst = val << (16 - cbps);
i_datap++;
dst += pixelsize;
}
}
linel += picture->linesize[plane] >> 1;
}
}
}
return 0;
}
| @@ -384,6 +384,11 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) {
+ avpriv_request_sample(s->avctx, "cblk size > 64");
+ return AVERROR_PATCHWELCOME;
+ }
+
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
@@ -1025,6 +1030,9 @@ static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
+ av_assert0(width <= JPEG2000_MAX_CBLKW);
+ av_assert0(height <= JPEG2000_MAX_CBLKH);
+
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
| CWE-119 | null | null |
22,449 | static void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
{
int i, csize = 1;
int32_t *src[3], i0, i1, i2;
float *srcf[3], i0f, i1f, i2f;
for (i = 0; i < 3; i++)
if (tile->codsty[0].transform == FF_DWT97)
srcf[i] = tile->comp[i].f_data;
else
src [i] = tile->comp[i].i_data;
for (i = 0; i < 2; i++)
csize *= tile->comp[0].coord[i][1] - tile->comp[0].coord[i][0];
switch (tile->codsty[0].transform) {
case FF_DWT97:
for (i = 0; i < csize; i++) {
i0f = *srcf[0] + (f_ict_params[0] * *srcf[2]);
i1f = *srcf[0] - (f_ict_params[1] * *srcf[1])
- (f_ict_params[2] * *srcf[2]);
i2f = *srcf[0] + (f_ict_params[3] * *srcf[1]);
*srcf[0]++ = i0f;
*srcf[1]++ = i1f;
*srcf[2]++ = i2f;
}
break;
case FF_DWT97_INT:
for (i = 0; i < csize; i++) {
i0 = *src[0] + (((i_ict_params[0] * *src[2]) + (1 << 15)) >> 16);
i1 = *src[0] - (((i_ict_params[1] * *src[1]) + (1 << 15)) >> 16)
- (((i_ict_params[2] * *src[2]) + (1 << 15)) >> 16);
i2 = *src[0] + (((i_ict_params[3] * *src[1]) + (1 << 15)) >> 16);
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
case FF_DWT53:
for (i = 0; i < csize; i++) {
i1 = *src[0] - (*src[2] + *src[1] >> 2);
i0 = i1 + *src[2];
i2 = i1 + *src[1];
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
}
}
| DoS Overflow | 0 | static void mct_decode(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile)
{
int i, csize = 1;
int32_t *src[3], i0, i1, i2;
float *srcf[3], i0f, i1f, i2f;
for (i = 0; i < 3; i++)
if (tile->codsty[0].transform == FF_DWT97)
srcf[i] = tile->comp[i].f_data;
else
src [i] = tile->comp[i].i_data;
for (i = 0; i < 2; i++)
csize *= tile->comp[0].coord[i][1] - tile->comp[0].coord[i][0];
switch (tile->codsty[0].transform) {
case FF_DWT97:
for (i = 0; i < csize; i++) {
i0f = *srcf[0] + (f_ict_params[0] * *srcf[2]);
i1f = *srcf[0] - (f_ict_params[1] * *srcf[1])
- (f_ict_params[2] * *srcf[2]);
i2f = *srcf[0] + (f_ict_params[3] * *srcf[1]);
*srcf[0]++ = i0f;
*srcf[1]++ = i1f;
*srcf[2]++ = i2f;
}
break;
case FF_DWT97_INT:
for (i = 0; i < csize; i++) {
i0 = *src[0] + (((i_ict_params[0] * *src[2]) + (1 << 15)) >> 16);
i1 = *src[0] - (((i_ict_params[1] * *src[1]) + (1 << 15)) >> 16)
- (((i_ict_params[2] * *src[2]) + (1 << 15)) >> 16);
i2 = *src[0] + (((i_ict_params[3] * *src[1]) + (1 << 15)) >> 16);
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
case FF_DWT53:
for (i = 0; i < csize; i++) {
i1 = *src[0] - (*src[2] + *src[1] >> 2);
i0 = i1 + *src[2];
i2 = i1 + *src[1];
*src[0]++ = i0;
*src[1]++ = i1;
*src[2]++ = i2;
}
break;
}
}
| @@ -384,6 +384,11 @@ static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
return AVERROR_INVALIDDATA;
}
+ if (c->log2_cblk_width > 6 || c->log2_cblk_height > 6) {
+ avpriv_request_sample(s->avctx, "cblk size > 64");
+ return AVERROR_PATCHWELCOME;
+ }
+
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
@@ -1025,6 +1030,9 @@ static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
+ av_assert0(width <= JPEG2000_MAX_CBLKW);
+ av_assert0(height <= JPEG2000_MAX_CBLKH);
+
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
| CWE-119 | null | null |
22,450 | void ff_jpeg2000_reinit(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
{
int reslevelno, bandno, cblkno, precno;
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) {
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
for(precno = 0; precno < rlevel->num_precincts_x * rlevel->num_precincts_y; precno++) {
Jpeg2000Prec *prec = band->prec + precno;
tag_tree_zero(prec->zerobits, prec->nb_codeblocks_width, prec->nb_codeblocks_height);
tag_tree_zero(prec->cblkincl, prec->nb_codeblocks_width, prec->nb_codeblocks_height);
for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
cblk->length = 0;
cblk->lblock = 3;
}
}
}
}
}
| DoS | 0 | void ff_jpeg2000_reinit(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
{
int reslevelno, bandno, cblkno, precno;
for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) {
Jpeg2000ResLevel *rlevel = comp->reslevel + reslevelno;
for (bandno = 0; bandno < rlevel->nbands; bandno++) {
Jpeg2000Band *band = rlevel->band + bandno;
for(precno = 0; precno < rlevel->num_precincts_x * rlevel->num_precincts_y; precno++) {
Jpeg2000Prec *prec = band->prec + precno;
tag_tree_zero(prec->zerobits, prec->nb_codeblocks_width, prec->nb_codeblocks_height);
tag_tree_zero(prec->cblkincl, prec->nb_codeblocks_width, prec->nb_codeblocks_height);
for (cblkno = 0; cblkno < prec->nb_codeblocks_width * prec->nb_codeblocks_height; cblkno++) {
Jpeg2000Cblk *cblk = prec->cblk + cblkno;
cblk->length = 0;
cblk->lblock = 3;
}
}
}
}
}
| @@ -272,7 +272,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
reslevel->log2_prec_height) -
(reslevel->coord[1][0] >> reslevel->log2_prec_height);
- reslevel->band = av_malloc_array(reslevel->nbands, sizeof(*reslevel->band));
+ reslevel->band = av_calloc(reslevel->nbands, sizeof(*reslevel->band));
if (!reslevel->band)
return AVERROR(ENOMEM);
@@ -368,7 +368,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
for (j = 0; j < 2; j++)
band->coord[1][j] = ff_jpeg2000_ceildiv(band->coord[1][j], dy);
- band->prec = av_malloc_array(reslevel->num_precincts_x *
+ band->prec = av_calloc(reslevel->num_precincts_x *
(uint64_t)reslevel->num_precincts_y,
sizeof(*band->prec));
if (!band->prec)
@@ -509,10 +509,12 @@ void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
for (bandno = 0; bandno < reslevel->nbands; bandno++) {
Jpeg2000Band *band = reslevel->band + bandno;
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++) {
- Jpeg2000Prec *prec = band->prec + precno;
- av_freep(&prec->zerobits);
- av_freep(&prec->cblkincl);
- av_freep(&prec->cblk);
+ if (band->prec) {
+ Jpeg2000Prec *prec = band->prec + precno;
+ av_freep(&prec->zerobits);
+ av_freep(&prec->cblkincl);
+ av_freep(&prec->cblk);
+ }
}
av_freep(&band->prec); | null | null | null |
22,451 | void ff_jpeg2000_set_significance(Jpeg2000T1Context *t1, int x, int y,
int negative)
{
x++;
y++;
t1->flags[y][x] |= JPEG2000_T1_SIG;
if (negative) {
t1->flags[y][x + 1] |= JPEG2000_T1_SIG_W | JPEG2000_T1_SGN_W;
t1->flags[y][x - 1] |= JPEG2000_T1_SIG_E | JPEG2000_T1_SGN_E;
t1->flags[y + 1][x] |= JPEG2000_T1_SIG_N | JPEG2000_T1_SGN_N;
t1->flags[y - 1][x] |= JPEG2000_T1_SIG_S | JPEG2000_T1_SGN_S;
} else {
t1->flags[y][x + 1] |= JPEG2000_T1_SIG_W;
t1->flags[y][x - 1] |= JPEG2000_T1_SIG_E;
t1->flags[y + 1][x] |= JPEG2000_T1_SIG_N;
t1->flags[y - 1][x] |= JPEG2000_T1_SIG_S;
}
t1->flags[y + 1][x + 1] |= JPEG2000_T1_SIG_NW;
t1->flags[y + 1][x - 1] |= JPEG2000_T1_SIG_NE;
t1->flags[y - 1][x + 1] |= JPEG2000_T1_SIG_SW;
t1->flags[y - 1][x - 1] |= JPEG2000_T1_SIG_SE;
}
| DoS | 0 | void ff_jpeg2000_set_significance(Jpeg2000T1Context *t1, int x, int y,
int negative)
{
x++;
y++;
t1->flags[y][x] |= JPEG2000_T1_SIG;
if (negative) {
t1->flags[y][x + 1] |= JPEG2000_T1_SIG_W | JPEG2000_T1_SGN_W;
t1->flags[y][x - 1] |= JPEG2000_T1_SIG_E | JPEG2000_T1_SGN_E;
t1->flags[y + 1][x] |= JPEG2000_T1_SIG_N | JPEG2000_T1_SGN_N;
t1->flags[y - 1][x] |= JPEG2000_T1_SIG_S | JPEG2000_T1_SGN_S;
} else {
t1->flags[y][x + 1] |= JPEG2000_T1_SIG_W;
t1->flags[y][x - 1] |= JPEG2000_T1_SIG_E;
t1->flags[y + 1][x] |= JPEG2000_T1_SIG_N;
t1->flags[y - 1][x] |= JPEG2000_T1_SIG_S;
}
t1->flags[y + 1][x + 1] |= JPEG2000_T1_SIG_NW;
t1->flags[y + 1][x - 1] |= JPEG2000_T1_SIG_NE;
t1->flags[y - 1][x + 1] |= JPEG2000_T1_SIG_SW;
t1->flags[y - 1][x - 1] |= JPEG2000_T1_SIG_SE;
}
| @@ -272,7 +272,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
reslevel->log2_prec_height) -
(reslevel->coord[1][0] >> reslevel->log2_prec_height);
- reslevel->band = av_malloc_array(reslevel->nbands, sizeof(*reslevel->band));
+ reslevel->band = av_calloc(reslevel->nbands, sizeof(*reslevel->band));
if (!reslevel->band)
return AVERROR(ENOMEM);
@@ -368,7 +368,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
for (j = 0; j < 2; j++)
band->coord[1][j] = ff_jpeg2000_ceildiv(band->coord[1][j], dy);
- band->prec = av_malloc_array(reslevel->num_precincts_x *
+ band->prec = av_calloc(reslevel->num_precincts_x *
(uint64_t)reslevel->num_precincts_y,
sizeof(*band->prec));
if (!band->prec)
@@ -509,10 +509,12 @@ void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
for (bandno = 0; bandno < reslevel->nbands; bandno++) {
Jpeg2000Band *band = reslevel->band + bandno;
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++) {
- Jpeg2000Prec *prec = band->prec + precno;
- av_freep(&prec->zerobits);
- av_freep(&prec->cblkincl);
- av_freep(&prec->cblk);
+ if (band->prec) {
+ Jpeg2000Prec *prec = band->prec + precno;
+ av_freep(&prec->zerobits);
+ av_freep(&prec->cblkincl);
+ av_freep(&prec->cblk);
+ }
}
av_freep(&band->prec); | null | null | null |
22,452 | static Jpeg2000TgtNode *ff_jpeg2000_tag_tree_init(int w, int h)
{
int pw = w, ph = h;
Jpeg2000TgtNode *res, *t, *t2;
int32_t tt_size;
tt_size = tag_tree_size(w, h);
t = res = av_mallocz_array(tt_size, sizeof(*t));
if (!res)
return NULL;
while (w > 1 || h > 1) {
int i, j;
pw = w;
ph = h;
w = (w + 1) >> 1;
h = (h + 1) >> 1;
t2 = t + pw * ph;
for (i = 0; i < ph; i++)
for (j = 0; j < pw; j++)
t[i * pw + j].parent = &t2[(i >> 1) * w + (j >> 1)];
t = t2;
}
t[0].parent = NULL;
return res;
}
| DoS | 0 | static Jpeg2000TgtNode *ff_jpeg2000_tag_tree_init(int w, int h)
{
int pw = w, ph = h;
Jpeg2000TgtNode *res, *t, *t2;
int32_t tt_size;
tt_size = tag_tree_size(w, h);
t = res = av_mallocz_array(tt_size, sizeof(*t));
if (!res)
return NULL;
while (w > 1 || h > 1) {
int i, j;
pw = w;
ph = h;
w = (w + 1) >> 1;
h = (h + 1) >> 1;
t2 = t + pw * ph;
for (i = 0; i < ph; i++)
for (j = 0; j < pw; j++)
t[i * pw + j].parent = &t2[(i >> 1) * w + (j >> 1)];
t = t2;
}
t[0].parent = NULL;
return res;
}
| @@ -272,7 +272,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
reslevel->log2_prec_height) -
(reslevel->coord[1][0] >> reslevel->log2_prec_height);
- reslevel->band = av_malloc_array(reslevel->nbands, sizeof(*reslevel->band));
+ reslevel->band = av_calloc(reslevel->nbands, sizeof(*reslevel->band));
if (!reslevel->band)
return AVERROR(ENOMEM);
@@ -368,7 +368,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
for (j = 0; j < 2; j++)
band->coord[1][j] = ff_jpeg2000_ceildiv(band->coord[1][j], dy);
- band->prec = av_malloc_array(reslevel->num_precincts_x *
+ band->prec = av_calloc(reslevel->num_precincts_x *
(uint64_t)reslevel->num_precincts_y,
sizeof(*band->prec));
if (!band->prec)
@@ -509,10 +509,12 @@ void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
for (bandno = 0; bandno < reslevel->nbands; bandno++) {
Jpeg2000Band *band = reslevel->band + bandno;
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++) {
- Jpeg2000Prec *prec = band->prec + precno;
- av_freep(&prec->zerobits);
- av_freep(&prec->cblkincl);
- av_freep(&prec->cblk);
+ if (band->prec) {
+ Jpeg2000Prec *prec = band->prec + precno;
+ av_freep(&prec->zerobits);
+ av_freep(&prec->cblkincl);
+ av_freep(&prec->cblk);
+ }
}
av_freep(&band->prec); | null | null | null |
22,453 | static int getsgnctxno(int flag, uint8_t *xorbit)
{
int vcontrib, hcontrib;
hcontrib = contribtab[flag & JPEG2000_T1_SIG_E ? flag & JPEG2000_T1_SGN_E ? 1 : 2 : 0]
[flag & JPEG2000_T1_SIG_W ? flag & JPEG2000_T1_SGN_W ? 1 : 2 : 0] + 1;
vcontrib = contribtab[flag & JPEG2000_T1_SIG_S ? flag & JPEG2000_T1_SGN_S ? 1 : 2 : 0]
[flag & JPEG2000_T1_SIG_N ? flag & JPEG2000_T1_SGN_N ? 1 : 2 : 0] + 1;
*xorbit = xorbittab[hcontrib][vcontrib];
return ctxlbltab[hcontrib][vcontrib];
}
| DoS | 0 | static int getsgnctxno(int flag, uint8_t *xorbit)
{
int vcontrib, hcontrib;
hcontrib = contribtab[flag & JPEG2000_T1_SIG_E ? flag & JPEG2000_T1_SGN_E ? 1 : 2 : 0]
[flag & JPEG2000_T1_SIG_W ? flag & JPEG2000_T1_SGN_W ? 1 : 2 : 0] + 1;
vcontrib = contribtab[flag & JPEG2000_T1_SIG_S ? flag & JPEG2000_T1_SGN_S ? 1 : 2 : 0]
[flag & JPEG2000_T1_SIG_N ? flag & JPEG2000_T1_SGN_N ? 1 : 2 : 0] + 1;
*xorbit = xorbittab[hcontrib][vcontrib];
return ctxlbltab[hcontrib][vcontrib];
}
| @@ -272,7 +272,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
reslevel->log2_prec_height) -
(reslevel->coord[1][0] >> reslevel->log2_prec_height);
- reslevel->band = av_malloc_array(reslevel->nbands, sizeof(*reslevel->band));
+ reslevel->band = av_calloc(reslevel->nbands, sizeof(*reslevel->band));
if (!reslevel->band)
return AVERROR(ENOMEM);
@@ -368,7 +368,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
for (j = 0; j < 2; j++)
band->coord[1][j] = ff_jpeg2000_ceildiv(band->coord[1][j], dy);
- band->prec = av_malloc_array(reslevel->num_precincts_x *
+ band->prec = av_calloc(reslevel->num_precincts_x *
(uint64_t)reslevel->num_precincts_y,
sizeof(*band->prec));
if (!band->prec)
@@ -509,10 +509,12 @@ void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
for (bandno = 0; bandno < reslevel->nbands; bandno++) {
Jpeg2000Band *band = reslevel->band + bandno;
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++) {
- Jpeg2000Prec *prec = band->prec + precno;
- av_freep(&prec->zerobits);
- av_freep(&prec->cblkincl);
- av_freep(&prec->cblk);
+ if (band->prec) {
+ Jpeg2000Prec *prec = band->prec + precno;
+ av_freep(&prec->zerobits);
+ av_freep(&prec->cblkincl);
+ av_freep(&prec->cblk);
+ }
}
av_freep(&band->prec); | null | null | null |
22,454 | static int32_t tag_tree_size(uint16_t w, uint16_t h)
{
uint32_t res = 0;
while (w > 1 || h > 1) {
res += w * h;
av_assert0(res + 1 < INT32_MAX);
w = (w + 1) >> 1;
h = (h + 1) >> 1;
}
return (int32_t)(res + 1);
}
| DoS | 0 | static int32_t tag_tree_size(uint16_t w, uint16_t h)
{
uint32_t res = 0;
while (w > 1 || h > 1) {
res += w * h;
av_assert0(res + 1 < INT32_MAX);
w = (w + 1) >> 1;
h = (h + 1) >> 1;
}
return (int32_t)(res + 1);
}
| @@ -272,7 +272,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
reslevel->log2_prec_height) -
(reslevel->coord[1][0] >> reslevel->log2_prec_height);
- reslevel->band = av_malloc_array(reslevel->nbands, sizeof(*reslevel->band));
+ reslevel->band = av_calloc(reslevel->nbands, sizeof(*reslevel->band));
if (!reslevel->band)
return AVERROR(ENOMEM);
@@ -368,7 +368,7 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp,
for (j = 0; j < 2; j++)
band->coord[1][j] = ff_jpeg2000_ceildiv(band->coord[1][j], dy);
- band->prec = av_malloc_array(reslevel->num_precincts_x *
+ band->prec = av_calloc(reslevel->num_precincts_x *
(uint64_t)reslevel->num_precincts_y,
sizeof(*band->prec));
if (!band->prec)
@@ -509,10 +509,12 @@ void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
for (bandno = 0; bandno < reslevel->nbands; bandno++) {
Jpeg2000Band *band = reslevel->band + bandno;
for (precno = 0; precno < reslevel->num_precincts_x * reslevel->num_precincts_y; precno++) {
- Jpeg2000Prec *prec = band->prec + precno;
- av_freep(&prec->zerobits);
- av_freep(&prec->cblkincl);
- av_freep(&prec->cblk);
+ if (band->prec) {
+ Jpeg2000Prec *prec = band->prec + precno;
+ av_freep(&prec->zerobits);
+ av_freep(&prec->cblkincl);
+ av_freep(&prec->cblk);
+ }
}
av_freep(&band->prec); | null | null | null |
22,455 | static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
Jpeg2000T1Context *t1, Jpeg2000Cblk *cblk,
int width, int height, int bandpos)
{
int passno = cblk->npasses, pass_t = 2, bpno = cblk->nonzerobits - 1, y;
int clnpass_cnt = 0;
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
/* If code-block contains no compressed data: nothing to do. */
if (!cblk->length)
return 0;
for (y = 0; y < height + 2; y++)
memset(t1->flags[y], 0, (width + 2) * sizeof(**t1->flags));
cblk->data[cblk->length] = 0xff;
cblk->data[cblk->length+1] = 0xff;
ff_mqc_initdec(&t1->mqc, cblk->data);
while (passno--) {
switch(pass_t) {
case 0:
decode_sigpass(t1, width, height, bpno + 1, bandpos,
bpass_csty_symbol && (clnpass_cnt >= 4),
vert_causal_ctx_csty_symbol);
break;
case 1:
decode_refpass(t1, width, height, bpno + 1);
if (bpass_csty_symbol && clnpass_cnt >= 4)
ff_mqc_initdec(&t1->mqc, cblk->data);
break;
case 2:
decode_clnpass(s, t1, width, height, bpno + 1, bandpos,
codsty->cblk_style & JPEG2000_CBLK_SEGSYM,
vert_causal_ctx_csty_symbol);
clnpass_cnt = clnpass_cnt + 1;
if (bpass_csty_symbol && clnpass_cnt >= 4)
ff_mqc_initdec(&t1->mqc, cblk->data);
break;
}
pass_t++;
if (pass_t == 3) {
bpno--;
pass_t = 0;
}
}
return 0;
}
| DoS Overflow | 0 | static int decode_cblk(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *codsty,
Jpeg2000T1Context *t1, Jpeg2000Cblk *cblk,
int width, int height, int bandpos)
{
int passno = cblk->npasses, pass_t = 2, bpno = cblk->nonzerobits - 1, y;
int clnpass_cnt = 0;
int bpass_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_BYPASS;
int vert_causal_ctx_csty_symbol = codsty->cblk_style & JPEG2000_CBLK_VSC;
for (y = 0; y < height; y++)
memset(t1->data[y], 0, width * sizeof(**t1->data));
/* If code-block contains no compressed data: nothing to do. */
if (!cblk->length)
return 0;
for (y = 0; y < height + 2; y++)
memset(t1->flags[y], 0, (width + 2) * sizeof(**t1->flags));
cblk->data[cblk->length] = 0xff;
cblk->data[cblk->length+1] = 0xff;
ff_mqc_initdec(&t1->mqc, cblk->data);
while (passno--) {
switch(pass_t) {
case 0:
decode_sigpass(t1, width, height, bpno + 1, bandpos,
bpass_csty_symbol && (clnpass_cnt >= 4),
vert_causal_ctx_csty_symbol);
break;
case 1:
decode_refpass(t1, width, height, bpno + 1);
if (bpass_csty_symbol && clnpass_cnt >= 4)
ff_mqc_initdec(&t1->mqc, cblk->data);
break;
case 2:
decode_clnpass(s, t1, width, height, bpno + 1, bandpos,
codsty->cblk_style & JPEG2000_CBLK_SEGSYM,
vert_causal_ctx_csty_symbol);
clnpass_cnt = clnpass_cnt + 1;
if (bpass_csty_symbol && clnpass_cnt >= 4)
ff_mqc_initdec(&t1->mqc, cblk->data);
break;
}
pass_t++;
if (pass_t == 3) {
bpno--;
pass_t = 0;
}
}
return 0;
}
| @@ -273,7 +273,8 @@ static int get_siz(Jpeg2000DecoderContext *s)
s->sgnd[i] = !!(x & 0x80);
s->cdx[i] = bytestream2_get_byteu(&s->g);
s->cdy[i] = bytestream2_get_byteu(&s->g);
- if (!s->cdx[i] || !s->cdy[i]) {
+ if ( !s->cdx[i] || s->cdx[i] == 3 || s->cdx[i] > 4
+ || !s->cdy[i] || s->cdy[i] == 3 || s->cdy[i] > 4) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid sample seperation\n");
return AVERROR_INVALIDDATA;
} | CWE-119 | null | null |
22,456 | static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
{
uint8_t byte;
if (bytestream2_get_bytes_left(&s->g) < 5)
return AVERROR_INVALIDDATA;
/* nreslevels = number of resolution levels
= number of decomposition level +1 */
c->nreslevels = bytestream2_get_byteu(&s->g) + 1;
if (c->nreslevels >= JPEG2000_MAX_RESLEVELS) {
av_log(s->avctx, AV_LOG_ERROR, "nreslevels %d is invalid\n", c->nreslevels);
return AVERROR_INVALIDDATA;
}
/* compute number of resolution levels to decode */
if (c->nreslevels < s->reduction_factor)
c->nreslevels2decode = 1;
else
c->nreslevels2decode = c->nreslevels - s->reduction_factor;
c->log2_cblk_width = (bytestream2_get_byteu(&s->g) & 15) + 2; // cblk width
c->log2_cblk_height = (bytestream2_get_byteu(&s->g) & 15) + 2; // cblk height
if (c->log2_cblk_width > 10 || c->log2_cblk_height > 10 ||
c->log2_cblk_width + c->log2_cblk_height > 12) {
av_log(s->avctx, AV_LOG_ERROR, "cblk size invalid\n");
return AVERROR_INVALIDDATA;
}
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
}
c->transform = bytestream2_get_byteu(&s->g); // DWT transformation type
/* set integer 9/7 DWT in case of BITEXACT flag */
if ((s->avctx->flags & CODEC_FLAG_BITEXACT) && (c->transform == FF_DWT97))
c->transform = FF_DWT97_INT;
if (c->csty & JPEG2000_CSTY_PREC) {
int i;
for (i = 0; i < c->nreslevels; i++) {
byte = bytestream2_get_byte(&s->g);
c->log2_prec_widths[i] = byte & 0x0F; // precinct PPx
c->log2_prec_heights[i] = (byte >> 4) & 0x0F; // precinct PPy
}
} else {
memset(c->log2_prec_widths , 15, sizeof(c->log2_prec_widths ));
memset(c->log2_prec_heights, 15, sizeof(c->log2_prec_heights));
}
return 0;
}
| DoS Overflow | 0 | static int get_cox(Jpeg2000DecoderContext *s, Jpeg2000CodingStyle *c)
{
uint8_t byte;
if (bytestream2_get_bytes_left(&s->g) < 5)
return AVERROR_INVALIDDATA;
/* nreslevels = number of resolution levels
= number of decomposition level +1 */
c->nreslevels = bytestream2_get_byteu(&s->g) + 1;
if (c->nreslevels >= JPEG2000_MAX_RESLEVELS) {
av_log(s->avctx, AV_LOG_ERROR, "nreslevels %d is invalid\n", c->nreslevels);
return AVERROR_INVALIDDATA;
}
/* compute number of resolution levels to decode */
if (c->nreslevels < s->reduction_factor)
c->nreslevels2decode = 1;
else
c->nreslevels2decode = c->nreslevels - s->reduction_factor;
c->log2_cblk_width = (bytestream2_get_byteu(&s->g) & 15) + 2; // cblk width
c->log2_cblk_height = (bytestream2_get_byteu(&s->g) & 15) + 2; // cblk height
if (c->log2_cblk_width > 10 || c->log2_cblk_height > 10 ||
c->log2_cblk_width + c->log2_cblk_height > 12) {
av_log(s->avctx, AV_LOG_ERROR, "cblk size invalid\n");
return AVERROR_INVALIDDATA;
}
c->cblk_style = bytestream2_get_byteu(&s->g);
if (c->cblk_style != 0) { // cblk style
av_log(s->avctx, AV_LOG_WARNING, "extra cblk styles %X\n", c->cblk_style);
}
c->transform = bytestream2_get_byteu(&s->g); // DWT transformation type
/* set integer 9/7 DWT in case of BITEXACT flag */
if ((s->avctx->flags & CODEC_FLAG_BITEXACT) && (c->transform == FF_DWT97))
c->transform = FF_DWT97_INT;
if (c->csty & JPEG2000_CSTY_PREC) {
int i;
for (i = 0; i < c->nreslevels; i++) {
byte = bytestream2_get_byte(&s->g);
c->log2_prec_widths[i] = byte & 0x0F; // precinct PPx
c->log2_prec_heights[i] = (byte >> 4) & 0x0F; // precinct PPy
}
} else {
memset(c->log2_prec_widths , 15, sizeof(c->log2_prec_widths ));
memset(c->log2_prec_heights, 15, sizeof(c->log2_prec_heights));
}
return 0;
}
| @@ -273,7 +273,8 @@ static int get_siz(Jpeg2000DecoderContext *s)
s->sgnd[i] = !!(x & 0x80);
s->cdx[i] = bytestream2_get_byteu(&s->g);
s->cdy[i] = bytestream2_get_byteu(&s->g);
- if (!s->cdx[i] || !s->cdy[i]) {
+ if ( !s->cdx[i] || s->cdx[i] == 3 || s->cdx[i] > 4
+ || !s->cdy[i] || s->cdy[i] == 3 || s->cdy[i] > 4) {
av_log(s->avctx, AV_LOG_ERROR, "Invalid sample seperation\n");
return AVERROR_INVALIDDATA;
} | CWE-119 | null | null |
22,457 | static int calc_deflate_block_size(int tmpblock_size)
{
z_stream zstream;
int size;
zstream.zalloc = Z_NULL;
zstream.zfree = Z_NULL;
zstream.opaque = Z_NULL;
if (deflateInit(&zstream, 0) != Z_OK)
return -1;
size = deflateBound(&zstream, tmpblock_size);
deflateEnd(&zstream);
return size;
}
| DoS | 0 | static int calc_deflate_block_size(int tmpblock_size)
{
z_stream zstream;
int size;
zstream.zalloc = Z_NULL;
zstream.zfree = Z_NULL;
zstream.opaque = Z_NULL;
if (deflateInit(&zstream, 0) != Z_OK)
return -1;
size = deflateBound(&zstream, tmpblock_size);
deflateEnd(&zstream);
return size;
}
| @@ -387,6 +387,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
}
s->diff_start = get_bits(&gb, 8);
s->diff_height = get_bits(&gb, 8);
+ if (s->diff_start + s->diff_height > cur_blk_height) {
+ av_log(avctx, AV_LOG_ERROR, "Block parameters invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
av_log(avctx, AV_LOG_DEBUG,
"%dx%d diff start %d height %d\n",
i, j, s->diff_start, s->diff_height); | CWE-20 | null | null |
22,458 | static int decode_hybrid(const uint8_t *sptr, uint8_t *dptr, int dx, int dy,
int h, int w, int stride, const uint32_t *pal)
{
int x, y;
const uint8_t *orig_src = sptr;
for (y = dx+h; y > dx; y--) {
uint8_t *dst = dptr + (y * stride) + dy * 3;
for (x = 0; x < w; x++) {
if (*sptr & 0x80) {
/* 15-bit color */
unsigned c = AV_RB16(sptr) & ~0x8000;
unsigned b = c & 0x1F;
unsigned g = (c >> 5) & 0x1F;
unsigned r = c >> 10;
/* 000aaabb -> aaabbaaa */
*dst++ = (b << 3) | (b >> 2);
*dst++ = (g << 3) | (g >> 2);
*dst++ = (r << 3) | (r >> 2);
sptr += 2;
} else {
/* palette index */
uint32_t c = pal[*sptr++];
bytestream_put_le24(&dst, c);
}
}
}
return sptr - orig_src;
}
| DoS | 0 | static int decode_hybrid(const uint8_t *sptr, uint8_t *dptr, int dx, int dy,
int h, int w, int stride, const uint32_t *pal)
{
int x, y;
const uint8_t *orig_src = sptr;
for (y = dx+h; y > dx; y--) {
uint8_t *dst = dptr + (y * stride) + dy * 3;
for (x = 0; x < w; x++) {
if (*sptr & 0x80) {
/* 15-bit color */
unsigned c = AV_RB16(sptr) & ~0x8000;
unsigned b = c & 0x1F;
unsigned g = (c >> 5) & 0x1F;
unsigned r = c >> 10;
/* 000aaabb -> aaabbaaa */
*dst++ = (b << 3) | (b >> 2);
*dst++ = (g << 3) | (g >> 2);
*dst++ = (r << 3) | (r >> 2);
sptr += 2;
} else {
/* palette index */
uint32_t c = pal[*sptr++];
bytestream_put_le24(&dst, c);
}
}
}
return sptr - orig_src;
}
| @@ -387,6 +387,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
}
s->diff_start = get_bits(&gb, 8);
s->diff_height = get_bits(&gb, 8);
+ if (s->diff_start + s->diff_height > cur_blk_height) {
+ av_log(avctx, AV_LOG_ERROR, "Block parameters invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
av_log(avctx, AV_LOG_DEBUG,
"%dx%d diff start %d height %d\n",
i, j, s->diff_start, s->diff_height); | CWE-20 | null | null |
22,459 | static av_cold int flashsv2_decode_end(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
av_freep(&s->keyframedata);
av_freep(&s->blocks);
av_freep(&s->keyframe);
av_freep(&s->deflate_block);
flashsv_decode_end(avctx);
return 0;
}
| DoS | 0 | static av_cold int flashsv2_decode_end(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
av_freep(&s->keyframedata);
av_freep(&s->blocks);
av_freep(&s->keyframe);
av_freep(&s->deflate_block);
flashsv_decode_end(avctx);
return 0;
}
| @@ -387,6 +387,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
}
s->diff_start = get_bits(&gb, 8);
s->diff_height = get_bits(&gb, 8);
+ if (s->diff_start + s->diff_height > cur_blk_height) {
+ av_log(avctx, AV_LOG_ERROR, "Block parameters invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
av_log(avctx, AV_LOG_DEBUG,
"%dx%d diff start %d height %d\n",
i, j, s->diff_start, s->diff_height); | CWE-20 | null | null |
22,460 | static int flashsv2_prime(FlashSVContext *s, uint8_t *src, int size)
{
z_stream zs;
int zret; // Zlib return code
if (!src)
return AVERROR_INVALIDDATA;
zs.zalloc = NULL;
zs.zfree = NULL;
zs.opaque = NULL;
s->zstream.next_in = src;
s->zstream.avail_in = size;
s->zstream.next_out = s->tmpblock;
s->zstream.avail_out = s->block_size * 3;
inflate(&s->zstream, Z_SYNC_FLUSH);
if (deflateInit(&zs, 0) != Z_OK)
return -1;
zs.next_in = s->tmpblock;
zs.avail_in = s->block_size * 3 - s->zstream.avail_out;
zs.next_out = s->deflate_block;
zs.avail_out = s->deflate_block_size;
deflate(&zs, Z_SYNC_FLUSH);
deflateEnd(&zs);
if ((zret = inflateReset(&s->zstream)) != Z_OK) {
av_log(s->avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", zret);
return AVERROR_UNKNOWN;
}
s->zstream.next_in = s->deflate_block;
s->zstream.avail_in = s->deflate_block_size - zs.avail_out;
s->zstream.next_out = s->tmpblock;
s->zstream.avail_out = s->block_size * 3;
inflate(&s->zstream, Z_SYNC_FLUSH);
return 0;
}
| DoS | 0 | static int flashsv2_prime(FlashSVContext *s, uint8_t *src, int size)
{
z_stream zs;
int zret; // Zlib return code
if (!src)
return AVERROR_INVALIDDATA;
zs.zalloc = NULL;
zs.zfree = NULL;
zs.opaque = NULL;
s->zstream.next_in = src;
s->zstream.avail_in = size;
s->zstream.next_out = s->tmpblock;
s->zstream.avail_out = s->block_size * 3;
inflate(&s->zstream, Z_SYNC_FLUSH);
if (deflateInit(&zs, 0) != Z_OK)
return -1;
zs.next_in = s->tmpblock;
zs.avail_in = s->block_size * 3 - s->zstream.avail_out;
zs.next_out = s->deflate_block;
zs.avail_out = s->deflate_block_size;
deflate(&zs, Z_SYNC_FLUSH);
deflateEnd(&zs);
if ((zret = inflateReset(&s->zstream)) != Z_OK) {
av_log(s->avctx, AV_LOG_ERROR, "Inflate reset error: %d\n", zret);
return AVERROR_UNKNOWN;
}
s->zstream.next_in = s->deflate_block;
s->zstream.avail_in = s->deflate_block_size - zs.avail_out;
s->zstream.next_out = s->tmpblock;
s->zstream.avail_out = s->block_size * 3;
inflate(&s->zstream, Z_SYNC_FLUSH);
return 0;
}
| @@ -387,6 +387,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
}
s->diff_start = get_bits(&gb, 8);
s->diff_height = get_bits(&gb, 8);
+ if (s->diff_start + s->diff_height > cur_blk_height) {
+ av_log(avctx, AV_LOG_ERROR, "Block parameters invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
av_log(avctx, AV_LOG_DEBUG,
"%dx%d diff start %d height %d\n",
i, j, s->diff_start, s->diff_height); | CWE-20 | null | null |
22,461 | static av_cold int flashsv_decode_end(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
inflateEnd(&s->zstream);
/* release the frame if needed */
av_frame_unref(&s->frame);
/* free the tmpblock */
av_free(s->tmpblock);
return 0;
}
| DoS | 0 | static av_cold int flashsv_decode_end(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
inflateEnd(&s->zstream);
/* release the frame if needed */
av_frame_unref(&s->frame);
/* free the tmpblock */
av_free(s->tmpblock);
return 0;
}
| @@ -387,6 +387,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
}
s->diff_start = get_bits(&gb, 8);
s->diff_height = get_bits(&gb, 8);
+ if (s->diff_start + s->diff_height > cur_blk_height) {
+ av_log(avctx, AV_LOG_ERROR, "Block parameters invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
av_log(avctx, AV_LOG_DEBUG,
"%dx%d diff start %d height %d\n",
i, j, s->diff_start, s->diff_height); | CWE-20 | null | null |
22,462 | static av_cold int flashsv_decode_init(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
int zret; // Zlib return code
s->avctx = avctx;
s->zstream.zalloc = Z_NULL;
s->zstream.zfree = Z_NULL;
s->zstream.opaque = Z_NULL;
zret = inflateInit(&s->zstream);
if (zret != Z_OK) {
av_log(avctx, AV_LOG_ERROR, "Inflate init error: %d\n", zret);
return 1;
}
avctx->pix_fmt = AV_PIX_FMT_BGR24;
avcodec_get_frame_defaults(&s->frame);
return 0;
}
| DoS | 0 | static av_cold int flashsv_decode_init(AVCodecContext *avctx)
{
FlashSVContext *s = avctx->priv_data;
int zret; // Zlib return code
s->avctx = avctx;
s->zstream.zalloc = Z_NULL;
s->zstream.zfree = Z_NULL;
s->zstream.opaque = Z_NULL;
zret = inflateInit(&s->zstream);
if (zret != Z_OK) {
av_log(avctx, AV_LOG_ERROR, "Inflate init error: %d\n", zret);
return 1;
}
avctx->pix_fmt = AV_PIX_FMT_BGR24;
avcodec_get_frame_defaults(&s->frame);
return 0;
}
| @@ -387,6 +387,10 @@ static int flashsv_decode_frame(AVCodecContext *avctx, void *data,
}
s->diff_start = get_bits(&gb, 8);
s->diff_height = get_bits(&gb, 8);
+ if (s->diff_start + s->diff_height > cur_blk_height) {
+ av_log(avctx, AV_LOG_ERROR, "Block parameters invalid\n");
+ return AVERROR_INVALIDDATA;
+ }
av_log(avctx, AV_LOG_DEBUG,
"%dx%d diff start %d height %d\n",
i, j, s->diff_start, s->diff_height); | CWE-20 | null | null |
22,463 | av_cold void ff_pngdsp_init(PNGDSPContext *dsp)
{
dsp->add_bytes_l2 = add_bytes_l2_c;
dsp->add_paeth_prediction = ff_add_png_paeth_prediction;
if (ARCH_X86) ff_pngdsp_init_x86(dsp);
}
| DoS | 0 | av_cold void ff_pngdsp_init(PNGDSPContext *dsp)
{
dsp->add_bytes_l2 = add_bytes_l2_c;
dsp->add_paeth_prediction = ff_add_png_paeth_prediction;
if (ARCH_X86) ff_pngdsp_init_x86(dsp);
}
| @@ -31,7 +31,7 @@
static void add_bytes_l2_c(uint8_t *dst, uint8_t *src1, uint8_t *src2, int w)
{
long i;
- for (i = 0; i <= w - sizeof(long); i += sizeof(long)) {
+ for (i = 0; i <= w - (int)sizeof(long); i += sizeof(long)) {
long a = *(long *)(src1 + i);
long b = *(long *)(src2 + i);
*(long *)(dst + i) = ((a & pb_7f) + (b & pb_7f)) ^ ((a ^ b) & pb_80); | CWE-189 | null | null |
22,464 | static void add_8x8basis_c(int16_t rem[64], int16_t basis[64], int scale){
int i;
for(i=0; i<8*8; i++){
rem[i] += (basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT);
}
}
| DoS | 0 | static void add_8x8basis_c(int16_t rem[64], int16_t basis[64], int scale){
int i;
for(i=0; i<8*8; i++){
rem[i] += (basis[i]*scale + (1<<(BASIS_SHIFT - RECON_SHIFT-1)))>>(BASIS_SHIFT - RECON_SHIFT);
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,465 | static void add_hfyu_left_prediction_bgr32_c(uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue, int *alpha){
int i;
int r,g,b,a;
r= *red;
g= *green;
b= *blue;
a= *alpha;
for(i=0; i<w; i++){
b+= src[4*i+B];
g+= src[4*i+G];
r+= src[4*i+R];
a+= src[4*i+A];
dst[4*i+B]= b;
dst[4*i+G]= g;
dst[4*i+R]= r;
dst[4*i+A]= a;
}
*red= r;
*green= g;
*blue= b;
*alpha= a;
}
| DoS | 0 | static void add_hfyu_left_prediction_bgr32_c(uint8_t *dst, const uint8_t *src, int w, int *red, int *green, int *blue, int *alpha){
int i;
int r,g,b,a;
r= *red;
g= *green;
b= *blue;
a= *alpha;
for(i=0; i<w; i++){
b+= src[4*i+B];
g+= src[4*i+G];
r+= src[4*i+R];
a+= src[4*i+A];
dst[4*i+B]= b;
dst[4*i+G]= g;
dst[4*i+R]= r;
dst[4*i+A]= a;
}
*red= r;
*green= g;
*blue= b;
*alpha= a;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,466 | static int add_hfyu_left_prediction_c(uint8_t *dst, const uint8_t *src, int w, int acc){
int i;
for(i=0; i<w-1; i++){
acc+= src[i];
dst[i]= acc;
i++;
acc+= src[i];
dst[i]= acc;
}
for(; i<w; i++){
acc+= src[i];
dst[i]= acc;
}
return acc;
}
| DoS | 0 | static int add_hfyu_left_prediction_c(uint8_t *dst, const uint8_t *src, int w, int acc){
int i;
for(i=0; i<w-1; i++){
acc+= src[i];
dst[i]= acc;
i++;
acc+= src[i];
dst[i]= acc;
}
for(; i<w; i++){
acc+= src[i];
dst[i]= acc;
}
return acc;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,467 | static void add_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, const uint8_t *diff, int w, int *left, int *left_top){
int i;
uint8_t l, lt;
l= *left;
lt= *left_top;
for(i=0; i<w; i++){
l= mid_pred(l, src1[i], (l + src1[i] - lt)&0xFF) + diff[i];
lt= src1[i];
dst[i]= l;
}
*left= l;
*left_top= lt;
}
| DoS | 0 | static void add_hfyu_median_prediction_c(uint8_t *dst, const uint8_t *src1, const uint8_t *diff, int w, int *left, int *left_top){
int i;
uint8_t l, lt;
l= *left;
lt= *left_top;
for(i=0; i<w; i++){
l= mid_pred(l, src1[i], (l + src1[i] - lt)&0xFF) + diff[i];
lt= src1[i];
dst[i]= l;
}
*left= l;
*left_top= lt;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,468 | static void add_pixels8_c(uint8_t *av_restrict pixels,
int16_t *block,
int line_size)
{
int i;
for(i=0;i<8;i++) {
pixels[0] += block[0];
pixels[1] += block[1];
pixels[2] += block[2];
pixels[3] += block[3];
pixels[4] += block[4];
pixels[5] += block[5];
pixels[6] += block[6];
pixels[7] += block[7];
pixels += line_size;
block += 8;
}
}
| DoS | 0 | static void add_pixels8_c(uint8_t *av_restrict pixels,
int16_t *block,
int line_size)
{
int i;
for(i=0;i<8;i++) {
pixels[0] += block[0];
pixels[1] += block[1];
pixels[2] += block[2];
pixels[3] += block[3];
pixels[4] += block[4];
pixels[5] += block[5];
pixels[6] += block[6];
pixels[7] += block[7];
pixels += line_size;
block += 8;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,469 | static void add_pixels_clamped2_c(const int16_t *block, uint8_t *av_restrict pixels,
int line_size)
{
int i;
/* read the pixels */
for(i=0;i<2;i++) {
pixels[0] = av_clip_uint8(pixels[0] + block[0]);
pixels[1] = av_clip_uint8(pixels[1] + block[1]);
pixels += line_size;
block += 8;
}
}
| DoS | 0 | static void add_pixels_clamped2_c(const int16_t *block, uint8_t *av_restrict pixels,
int line_size)
{
int i;
/* read the pixels */
for(i=0;i<2;i++) {
pixels[0] = av_clip_uint8(pixels[0] + block[0]);
pixels[1] = av_clip_uint8(pixels[1] + block[1]);
pixels += line_size;
block += 8;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,470 | static void add_pixels_clamped4_c(const int16_t *block, uint8_t *av_restrict pixels,
int line_size)
{
int i;
/* read the pixels */
for(i=0;i<4;i++) {
pixels[0] = av_clip_uint8(pixels[0] + block[0]);
pixels[1] = av_clip_uint8(pixels[1] + block[1]);
pixels[2] = av_clip_uint8(pixels[2] + block[2]);
pixels[3] = av_clip_uint8(pixels[3] + block[3]);
pixels += line_size;
block += 8;
}
}
| DoS | 0 | static void add_pixels_clamped4_c(const int16_t *block, uint8_t *av_restrict pixels,
int line_size)
{
int i;
/* read the pixels */
for(i=0;i<4;i++) {
pixels[0] = av_clip_uint8(pixels[0] + block[0]);
pixels[1] = av_clip_uint8(pixels[1] + block[1]);
pixels[2] = av_clip_uint8(pixels[2] + block[2]);
pixels[3] = av_clip_uint8(pixels[3] + block[3]);
pixels += line_size;
block += 8;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,471 | static void add_pixels_clamped_c(const int16_t *block, uint8_t *av_restrict pixels,
int line_size)
{
int i;
/* read the pixels */
for(i=0;i<8;i++) {
pixels[0] = av_clip_uint8(pixels[0] + block[0]);
pixels[1] = av_clip_uint8(pixels[1] + block[1]);
pixels[2] = av_clip_uint8(pixels[2] + block[2]);
pixels[3] = av_clip_uint8(pixels[3] + block[3]);
pixels[4] = av_clip_uint8(pixels[4] + block[4]);
pixels[5] = av_clip_uint8(pixels[5] + block[5]);
pixels[6] = av_clip_uint8(pixels[6] + block[6]);
pixels[7] = av_clip_uint8(pixels[7] + block[7]);
pixels += line_size;
block += 8;
}
}
| DoS | 0 | static void add_pixels_clamped_c(const int16_t *block, uint8_t *av_restrict pixels,
int line_size)
{
int i;
/* read the pixels */
for(i=0;i<8;i++) {
pixels[0] = av_clip_uint8(pixels[0] + block[0]);
pixels[1] = av_clip_uint8(pixels[1] + block[1]);
pixels[2] = av_clip_uint8(pixels[2] + block[2]);
pixels[3] = av_clip_uint8(pixels[3] + block[3]);
pixels[4] = av_clip_uint8(pixels[4] + block[4]);
pixels[5] = av_clip_uint8(pixels[5] + block[5]);
pixels[6] = av_clip_uint8(pixels[6] + block[6]);
pixels[7] = av_clip_uint8(pixels[7] + block[7]);
pixels += line_size;
block += 8;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,472 | static void apply_window_int16_c(int16_t *output, const int16_t *input,
const int16_t *window, unsigned int len)
{
int i;
int len2 = len >> 1;
for (i = 0; i < len2; i++) {
int16_t w = window[i];
output[i] = (MUL16(input[i], w) + (1 << 14)) >> 15;
output[len-i-1] = (MUL16(input[len-i-1], w) + (1 << 14)) >> 15;
}
}
| DoS | 0 | static void apply_window_int16_c(int16_t *output, const int16_t *input,
const int16_t *window, unsigned int len)
{
int i;
int len2 = len >> 1;
for (i = 0; i < len2; i++) {
int16_t w = window[i];
output[i] = (MUL16(input[i], w) + (1 << 14)) >> 15;
output[len-i-1] = (MUL16(input[len-i-1], w) + (1 << 14)) >> 15;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,473 | static inline void avg_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((683*(2*src[j] + src[j+stride] + 1)) >> 11) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| DoS | 0 | static inline void avg_tpel_pixels_mc01_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((683*(2*src[j] + src[j+stride] + 1)) >> 11) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,474 | static inline void avg_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((683*(2*src[j] + src[j+1] + 1)) >> 11) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| DoS | 0 | static inline void avg_tpel_pixels_mc10_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((683*(2*src[j] + src[j+1] + 1)) >> 11) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,475 | static inline void avg_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((2731*(4*src[j] + 3*src[j+1] + 3*src[j+stride] + 2*src[j+stride+1] + 6)) >> 15) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| DoS | 0 | static inline void avg_tpel_pixels_mc11_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((2731*(4*src[j] + 3*src[j+1] + 3*src[j+stride] + 2*src[j+stride+1] + 6)) >> 15) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,476 | static inline void avg_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((2731*(3*src[j] + 2*src[j+1] + 4*src[j+stride] + 3*src[j+stride+1] + 6)) >> 15) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| DoS | 0 | static inline void avg_tpel_pixels_mc12_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((2731*(3*src[j] + 2*src[j+1] + 4*src[j+stride] + 3*src[j+stride+1] + 6)) >> 15) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,477 | static inline void avg_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((683*(src[j] + 2*src[j+1] + 1)) >> 11) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| DoS | 0 | static inline void avg_tpel_pixels_mc20_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((683*(src[j] + 2*src[j+1] + 1)) >> 11) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,478 | static inline void avg_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((2731*(2*src[j] + 3*src[j+1] + 3*src[j+stride] + 4*src[j+stride+1] + 6)) >> 15) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| DoS | 0 | static inline void avg_tpel_pixels_mc22_c(uint8_t *dst, const uint8_t *src, int stride, int width, int height){
int i,j;
for (i=0; i < height; i++) {
for (j=0; j < width; j++) {
dst[j] = (dst[j] + ((2731*(2*src[j] + 3*src[j+1] + 3*src[j+stride] + 4*src[j+stride+1] + 6)) >> 15) + 1) >> 1;
}
src += stride;
dst += stride;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,479 | static int bit8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
const uint8_t *scantable= s->intra_scantable.permutated;
LOCAL_ALIGNED_16(int16_t, temp, [64]);
int i, last, run, bits, level, start_i;
const int esc_length= s->ac_esc_length;
uint8_t * length;
uint8_t * last_length;
av_assert2(h==8);
s->dsp.diff_pixels(temp, src1, src2, stride);
s->block_last_index[0/*FIXME*/]= last= s->fast_dct_quantize(s, temp, 0/*FIXME*/, s->qscale, &i);
bits=0;
if (s->mb_intra) {
start_i = 1;
length = s->intra_ac_vlc_length;
last_length= s->intra_ac_vlc_last_length;
bits+= s->luma_dc_vlc_length[temp[0] + 256]; //FIXME chroma
} else {
start_i = 0;
length = s->inter_ac_vlc_length;
last_length= s->inter_ac_vlc_last_length;
}
if(last>=start_i){
run=0;
for(i=start_i; i<last; i++){
int j= scantable[i];
level= temp[j];
if(level){
level+=64;
if((level&(~127)) == 0){
bits+= length[UNI_AC_ENC_INDEX(run, level)];
}else
bits+= esc_length;
run=0;
}else
run++;
}
i= scantable[last];
level= temp[i] + 64;
av_assert2(level - 64);
if((level&(~127)) == 0){
bits+= last_length[UNI_AC_ENC_INDEX(run, level)];
}else
bits+= esc_length;
}
return bits;
}
| DoS | 0 | static int bit8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
const uint8_t *scantable= s->intra_scantable.permutated;
LOCAL_ALIGNED_16(int16_t, temp, [64]);
int i, last, run, bits, level, start_i;
const int esc_length= s->ac_esc_length;
uint8_t * length;
uint8_t * last_length;
av_assert2(h==8);
s->dsp.diff_pixels(temp, src1, src2, stride);
s->block_last_index[0/*FIXME*/]= last= s->fast_dct_quantize(s, temp, 0/*FIXME*/, s->qscale, &i);
bits=0;
if (s->mb_intra) {
start_i = 1;
length = s->intra_ac_vlc_length;
last_length= s->intra_ac_vlc_last_length;
bits+= s->luma_dc_vlc_length[temp[0] + 256]; //FIXME chroma
} else {
start_i = 0;
length = s->inter_ac_vlc_length;
last_length= s->inter_ac_vlc_last_length;
}
if(last>=start_i){
run=0;
for(i=start_i; i<last; i++){
int j= scantable[i];
level= temp[j];
if(level){
level+=64;
if((level&(~127)) == 0){
bits+= length[UNI_AC_ENC_INDEX(run, level)];
}else
bits+= esc_length;
run=0;
}else
run++;
}
i= scantable[last];
level= temp[i] + 64;
av_assert2(level - 64);
if((level&(~127)) == 0){
bits+= last_length[UNI_AC_ENC_INDEX(run, level)];
}else
bits+= esc_length;
}
return bits;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,480 | static void bswap16_buf(uint16_t *dst, const uint16_t *src, int len)
{
while (len--)
*dst++ = av_bswap16(*src++);
}
| DoS | 0 | static void bswap16_buf(uint16_t *dst, const uint16_t *src, int len)
{
while (len--)
*dst++ = av_bswap16(*src++);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,481 | static void bswap_buf(uint32_t *dst, const uint32_t *src, int w){
int i;
for(i=0; i+8<=w; i+=8){
dst[i+0]= av_bswap32(src[i+0]);
dst[i+1]= av_bswap32(src[i+1]);
dst[i+2]= av_bswap32(src[i+2]);
dst[i+3]= av_bswap32(src[i+3]);
dst[i+4]= av_bswap32(src[i+4]);
dst[i+5]= av_bswap32(src[i+5]);
dst[i+6]= av_bswap32(src[i+6]);
dst[i+7]= av_bswap32(src[i+7]);
}
for(;i<w; i++){
dst[i+0]= av_bswap32(src[i+0]);
}
}
| DoS | 0 | static void bswap_buf(uint32_t *dst, const uint32_t *src, int w){
int i;
for(i=0; i+8<=w; i+=8){
dst[i+0]= av_bswap32(src[i+0]);
dst[i+1]= av_bswap32(src[i+1]);
dst[i+2]= av_bswap32(src[i+2]);
dst[i+3]= av_bswap32(src[i+3]);
dst[i+4]= av_bswap32(src[i+4]);
dst[i+5]= av_bswap32(src[i+5]);
dst[i+6]= av_bswap32(src[i+6]);
dst[i+7]= av_bswap32(src[i+7]);
}
for(;i<w; i++){
dst[i+0]= av_bswap32(src[i+0]);
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,482 | static inline uint32_t clipf_c_one(uint32_t a, uint32_t mini,
uint32_t maxi, uint32_t maxisign)
{
if(a > mini) return mini;
else if((a^(1U<<31)) > maxisign) return maxi;
else return a;
}
| DoS | 0 | static inline uint32_t clipf_c_one(uint32_t a, uint32_t mini,
uint32_t maxi, uint32_t maxisign)
{
if(a > mini) return mini;
else if((a^(1U<<31)) > maxisign) return maxi;
else return a;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,483 | static int dct264_sad8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
int16_t dct[8][8];
int i;
int sum=0;
s->dsp.diff_pixels(dct[0], src1, src2, stride);
#define SRC(x) dct[i][x]
#define DST(x,v) dct[i][x]= v
for( i = 0; i < 8; i++ )
DCT8_1D
#undef SRC
#undef DST
#define SRC(x) dct[x][i]
#define DST(x,v) sum += FFABS(v)
for( i = 0; i < 8; i++ )
DCT8_1D
#undef SRC
#undef DST
return sum;
}
| DoS | 0 | static int dct264_sad8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
int16_t dct[8][8];
int i;
int sum=0;
s->dsp.diff_pixels(dct[0], src1, src2, stride);
#define SRC(x) dct[i][x]
#define DST(x,v) dct[i][x]= v
for( i = 0; i < 8; i++ )
DCT8_1D
#undef SRC
#undef DST
#define SRC(x) dct[x][i]
#define DST(x,v) sum += FFABS(v)
for( i = 0; i < 8; i++ )
DCT8_1D
#undef SRC
#undef DST
return sum;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,484 | static int dct_max8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
LOCAL_ALIGNED_16(int16_t, temp, [64]);
int sum=0, i;
av_assert2(h==8);
s->dsp.diff_pixels(temp, src1, src2, stride);
s->dsp.fdct(temp);
for(i=0; i<64; i++)
sum= FFMAX(sum, FFABS(temp[i]));
return sum;
}
| DoS | 0 | static int dct_max8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
LOCAL_ALIGNED_16(int16_t, temp, [64]);
int sum=0, i;
av_assert2(h==8);
s->dsp.diff_pixels(temp, src1, src2, stride);
s->dsp.fdct(temp);
for(i=0; i<64; i++)
sum= FFMAX(sum, FFABS(temp[i]));
return sum;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,485 | static int dct_sad8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
LOCAL_ALIGNED_16(int16_t, temp, [64]);
av_assert2(h==8);
s->dsp.diff_pixels(temp, src1, src2, stride);
s->dsp.fdct(temp);
return s->dsp.sum_abs_dctelem(temp);
}
| DoS | 0 | static int dct_sad8x8_c(/*MpegEncContext*/ void *c, uint8_t *src1, uint8_t *src2, int stride, int h){
MpegEncContext * const s= (MpegEncContext *)c;
LOCAL_ALIGNED_16(int16_t, temp, [64]);
av_assert2(h==8);
s->dsp.diff_pixels(temp, src1, src2, stride);
s->dsp.fdct(temp);
return s->dsp.sum_abs_dctelem(temp);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,486 | static void diff_pixels_c(int16_t *av_restrict block, const uint8_t *s1,
const uint8_t *s2, int stride){
int i;
/* read the pixels */
for(i=0;i<8;i++) {
block[0] = s1[0] - s2[0];
block[1] = s1[1] - s2[1];
block[2] = s1[2] - s2[2];
block[3] = s1[3] - s2[3];
block[4] = s1[4] - s2[4];
block[5] = s1[5] - s2[5];
block[6] = s1[6] - s2[6];
block[7] = s1[7] - s2[7];
s1 += stride;
s2 += stride;
block += 8;
}
}
| DoS | 0 | static void diff_pixels_c(int16_t *av_restrict block, const uint8_t *s1,
const uint8_t *s2, int stride){
int i;
/* read the pixels */
for(i=0;i<8;i++) {
block[0] = s1[0] - s2[0];
block[1] = s1[1] - s2[1];
block[2] = s1[2] - s2[2];
block[3] = s1[3] - s2[3];
block[4] = s1[4] - s2[4];
block[5] = s1[5] - s2[5];
block[6] = s1[6] - s2[6];
block[7] = s1[7] - s2[7];
s1 += stride;
s2 += stride;
block += 8;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,487 | av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
{
ff_dsputil_init(c, avctx);
}
| DoS | 0 | av_cold void dsputil_init(DSPContext* c, AVCodecContext *avctx)
{
ff_dsputil_init(c, avctx);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,488 | void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
{
avg_pixels16_8_c(dst, src, stride, 16);
}
| DoS | 0 | void ff_avg_pixels16x16_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
{
avg_pixels16_8_c(dst, src, stride, 16);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,489 | void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
{
avg_pixels8_8_c(dst, src, stride, 8);
}
| DoS | 0 | void ff_avg_pixels8x8_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
{
avg_pixels8_8_c(dst, src, stride, 8);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,490 | void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
{
avg_pixels8_xy2_8_c(dst, src, stride, 8);
}
| DoS | 0 | void ff_avg_rv40_qpel8_mc33_c(uint8_t *dst, uint8_t *src, ptrdiff_t stride)
{
avg_pixels8_xy2_8_c(dst, src, stride, 8);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,491 | av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
{
ff_check_alignment();
#if CONFIG_ENCODERS
if (avctx->bits_per_raw_sample == 10) {
c->fdct = ff_jpeg_fdct_islow_10;
c->fdct248 = ff_fdct248_islow_10;
} else {
if(avctx->dct_algo==FF_DCT_FASTINT) {
c->fdct = ff_fdct_ifast;
c->fdct248 = ff_fdct_ifast248;
}
else if(avctx->dct_algo==FF_DCT_FAAN) {
c->fdct = ff_faandct;
c->fdct248 = ff_faandct248;
}
else {
c->fdct = ff_jpeg_fdct_islow_8; //slow/accurate/default
c->fdct248 = ff_fdct248_islow_8;
}
}
#endif //CONFIG_ENCODERS
if(avctx->lowres==1){
c->idct_put= ff_jref_idct4_put;
c->idct_add= ff_jref_idct4_add;
c->idct = ff_j_rev_dct4;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else if(avctx->lowres==2){
c->idct_put= ff_jref_idct2_put;
c->idct_add= ff_jref_idct2_add;
c->idct = ff_j_rev_dct2;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else if(avctx->lowres==3){
c->idct_put= ff_jref_idct1_put;
c->idct_add= ff_jref_idct1_add;
c->idct = ff_j_rev_dct1;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else{
if (avctx->bits_per_raw_sample == 10) {
c->idct_put = ff_simple_idct_put_10;
c->idct_add = ff_simple_idct_add_10;
c->idct = ff_simple_idct_10;
c->idct_permutation_type = FF_NO_IDCT_PERM;
} else {
if(avctx->idct_algo==FF_IDCT_INT){
c->idct_put= jref_idct_put;
c->idct_add= jref_idct_add;
c->idct = ff_j_rev_dct;
c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
}else if(avctx->idct_algo==FF_IDCT_FAAN){
c->idct_put= ff_faanidct_put;
c->idct_add= ff_faanidct_add;
c->idct = ff_faanidct;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else{ //accurate/default
c->idct_put = ff_simple_idct_put_8;
c->idct_add = ff_simple_idct_add_8;
c->idct = ff_simple_idct_8;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}
}
}
c->diff_pixels = diff_pixels_c;
c->put_pixels_clamped = put_pixels_clamped_c;
c->put_signed_pixels_clamped = put_signed_pixels_clamped_c;
c->add_pixels_clamped = add_pixels_clamped_c;
c->sum_abs_dctelem = sum_abs_dctelem_c;
c->gmc1 = gmc1_c;
c->gmc = ff_gmc_c;
c->pix_sum = pix_sum_c;
c->pix_norm1 = pix_norm1_c;
c->fill_block_tab[0] = fill_block16_c;
c->fill_block_tab[1] = fill_block8_c;
/* TODO [0] 16 [1] 8 */
c->pix_abs[0][0] = pix_abs16_c;
c->pix_abs[0][1] = pix_abs16_x2_c;
c->pix_abs[0][2] = pix_abs16_y2_c;
c->pix_abs[0][3] = pix_abs16_xy2_c;
c->pix_abs[1][0] = pix_abs8_c;
c->pix_abs[1][1] = pix_abs8_x2_c;
c->pix_abs[1][2] = pix_abs8_y2_c;
c->pix_abs[1][3] = pix_abs8_xy2_c;
c->put_tpel_pixels_tab[ 0] = put_tpel_pixels_mc00_c;
c->put_tpel_pixels_tab[ 1] = put_tpel_pixels_mc10_c;
c->put_tpel_pixels_tab[ 2] = put_tpel_pixels_mc20_c;
c->put_tpel_pixels_tab[ 4] = put_tpel_pixels_mc01_c;
c->put_tpel_pixels_tab[ 5] = put_tpel_pixels_mc11_c;
c->put_tpel_pixels_tab[ 6] = put_tpel_pixels_mc21_c;
c->put_tpel_pixels_tab[ 8] = put_tpel_pixels_mc02_c;
c->put_tpel_pixels_tab[ 9] = put_tpel_pixels_mc12_c;
c->put_tpel_pixels_tab[10] = put_tpel_pixels_mc22_c;
c->avg_tpel_pixels_tab[ 0] = avg_tpel_pixels_mc00_c;
c->avg_tpel_pixels_tab[ 1] = avg_tpel_pixels_mc10_c;
c->avg_tpel_pixels_tab[ 2] = avg_tpel_pixels_mc20_c;
c->avg_tpel_pixels_tab[ 4] = avg_tpel_pixels_mc01_c;
c->avg_tpel_pixels_tab[ 5] = avg_tpel_pixels_mc11_c;
c->avg_tpel_pixels_tab[ 6] = avg_tpel_pixels_mc21_c;
c->avg_tpel_pixels_tab[ 8] = avg_tpel_pixels_mc02_c;
c->avg_tpel_pixels_tab[ 9] = avg_tpel_pixels_mc12_c;
c->avg_tpel_pixels_tab[10] = avg_tpel_pixels_mc22_c;
#define dspfunc(PFX, IDX, NUM) \
c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_c; \
c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_c; \
c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_c; \
c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_c; \
c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_c; \
c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_c; \
c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_c; \
c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_c; \
c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_c; \
c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_c; \
c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_c; \
c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_c; \
c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_c; \
c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_c; \
c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_c; \
c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_c
dspfunc(put_qpel, 0, 16);
dspfunc(put_no_rnd_qpel, 0, 16);
dspfunc(avg_qpel, 0, 16);
/* dspfunc(avg_no_rnd_qpel, 0, 16); */
dspfunc(put_qpel, 1, 8);
dspfunc(put_no_rnd_qpel, 1, 8);
dspfunc(avg_qpel, 1, 8);
/* dspfunc(avg_no_rnd_qpel, 1, 8); */
#undef dspfunc
c->put_mspel_pixels_tab[0]= ff_put_pixels8x8_c;
c->put_mspel_pixels_tab[1]= put_mspel8_mc10_c;
c->put_mspel_pixels_tab[2]= put_mspel8_mc20_c;
c->put_mspel_pixels_tab[3]= put_mspel8_mc30_c;
c->put_mspel_pixels_tab[4]= put_mspel8_mc02_c;
c->put_mspel_pixels_tab[5]= put_mspel8_mc12_c;
c->put_mspel_pixels_tab[6]= put_mspel8_mc22_c;
c->put_mspel_pixels_tab[7]= put_mspel8_mc32_c;
#define SET_CMP_FUNC(name) \
c->name[0]= name ## 16_c;\
c->name[1]= name ## 8x8_c;
SET_CMP_FUNC(hadamard8_diff)
c->hadamard8_diff[4]= hadamard8_intra16_c;
c->hadamard8_diff[5]= hadamard8_intra8x8_c;
SET_CMP_FUNC(dct_sad)
SET_CMP_FUNC(dct_max)
#if CONFIG_GPL
SET_CMP_FUNC(dct264_sad)
#endif
c->sad[0]= pix_abs16_c;
c->sad[1]= pix_abs8_c;
c->sse[0]= sse16_c;
c->sse[1]= sse8_c;
c->sse[2]= sse4_c;
SET_CMP_FUNC(quant_psnr)
SET_CMP_FUNC(rd)
SET_CMP_FUNC(bit)
c->vsad[0]= vsad16_c;
c->vsad[4]= vsad_intra16_c;
c->vsad[5]= vsad_intra8_c;
c->vsse[0]= vsse16_c;
c->vsse[4]= vsse_intra16_c;
c->vsse[5]= vsse_intra8_c;
c->nsse[0]= nsse16_c;
c->nsse[1]= nsse8_c;
#if CONFIG_SNOW_DECODER || CONFIG_SNOW_ENCODER
ff_dsputil_init_dwt(c);
#endif
c->ssd_int8_vs_int16 = ssd_int8_vs_int16_c;
c->add_bytes= add_bytes_c;
c->diff_bytes= diff_bytes_c;
c->add_hfyu_median_prediction= add_hfyu_median_prediction_c;
c->sub_hfyu_median_prediction= sub_hfyu_median_prediction_c;
c->add_hfyu_left_prediction = add_hfyu_left_prediction_c;
c->add_hfyu_left_prediction_bgr32 = add_hfyu_left_prediction_bgr32_c;
c->bswap_buf= bswap_buf;
c->bswap16_buf = bswap16_buf;
if (CONFIG_H263_DECODER || CONFIG_H263_ENCODER) {
c->h263_h_loop_filter= h263_h_loop_filter_c;
c->h263_v_loop_filter= h263_v_loop_filter_c;
}
c->try_8x8basis= try_8x8basis_c;
c->add_8x8basis= add_8x8basis_c;
c->vector_clipf = vector_clipf_c;
c->scalarproduct_int16 = scalarproduct_int16_c;
c->scalarproduct_and_madd_int16 = scalarproduct_and_madd_int16_c;
c->apply_window_int16 = apply_window_int16_c;
c->vector_clip_int32 = vector_clip_int32_c;
c->shrink[0]= av_image_copy_plane;
c->shrink[1]= ff_shrink22;
c->shrink[2]= ff_shrink44;
c->shrink[3]= ff_shrink88;
c->add_pixels8 = add_pixels8_c;
#undef FUNC
#undef FUNCC
#define FUNC(f, depth) f ## _ ## depth
#define FUNCC(f, depth) f ## _ ## depth ## _c
c->draw_edges = FUNCC(draw_edges, 8);
c->clear_block = FUNCC(clear_block, 8);
c->clear_blocks = FUNCC(clear_blocks, 8);
#define BIT_DEPTH_FUNCS(depth) \
c->get_pixels = FUNCC(get_pixels, depth);
switch (avctx->bits_per_raw_sample) {
case 9:
case 10:
case 12:
case 14:
BIT_DEPTH_FUNCS(16);
break;
default:
if(avctx->bits_per_raw_sample<=8 || avctx->codec_type != AVMEDIA_TYPE_VIDEO) {
BIT_DEPTH_FUNCS(8);
}
break;
}
if (ARCH_ALPHA)
ff_dsputil_init_alpha(c, avctx);
if (ARCH_ARM)
ff_dsputil_init_arm(c, avctx);
if (ARCH_BFIN)
ff_dsputil_init_bfin(c, avctx);
if (ARCH_PPC)
ff_dsputil_init_ppc(c, avctx);
if (ARCH_SH4)
ff_dsputil_init_sh4(c, avctx);
if (HAVE_VIS)
ff_dsputil_init_vis(c, avctx);
if (ARCH_X86)
ff_dsputil_init_x86(c, avctx);
ff_init_scantable_permutation(c->idct_permutation,
c->idct_permutation_type);
}
| DoS | 0 | av_cold void ff_dsputil_init(DSPContext* c, AVCodecContext *avctx)
{
ff_check_alignment();
#if CONFIG_ENCODERS
if (avctx->bits_per_raw_sample == 10) {
c->fdct = ff_jpeg_fdct_islow_10;
c->fdct248 = ff_fdct248_islow_10;
} else {
if(avctx->dct_algo==FF_DCT_FASTINT) {
c->fdct = ff_fdct_ifast;
c->fdct248 = ff_fdct_ifast248;
}
else if(avctx->dct_algo==FF_DCT_FAAN) {
c->fdct = ff_faandct;
c->fdct248 = ff_faandct248;
}
else {
c->fdct = ff_jpeg_fdct_islow_8; //slow/accurate/default
c->fdct248 = ff_fdct248_islow_8;
}
}
#endif //CONFIG_ENCODERS
if(avctx->lowres==1){
c->idct_put= ff_jref_idct4_put;
c->idct_add= ff_jref_idct4_add;
c->idct = ff_j_rev_dct4;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else if(avctx->lowres==2){
c->idct_put= ff_jref_idct2_put;
c->idct_add= ff_jref_idct2_add;
c->idct = ff_j_rev_dct2;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else if(avctx->lowres==3){
c->idct_put= ff_jref_idct1_put;
c->idct_add= ff_jref_idct1_add;
c->idct = ff_j_rev_dct1;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else{
if (avctx->bits_per_raw_sample == 10) {
c->idct_put = ff_simple_idct_put_10;
c->idct_add = ff_simple_idct_add_10;
c->idct = ff_simple_idct_10;
c->idct_permutation_type = FF_NO_IDCT_PERM;
} else {
if(avctx->idct_algo==FF_IDCT_INT){
c->idct_put= jref_idct_put;
c->idct_add= jref_idct_add;
c->idct = ff_j_rev_dct;
c->idct_permutation_type= FF_LIBMPEG2_IDCT_PERM;
}else if(avctx->idct_algo==FF_IDCT_FAAN){
c->idct_put= ff_faanidct_put;
c->idct_add= ff_faanidct_add;
c->idct = ff_faanidct;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}else{ //accurate/default
c->idct_put = ff_simple_idct_put_8;
c->idct_add = ff_simple_idct_add_8;
c->idct = ff_simple_idct_8;
c->idct_permutation_type= FF_NO_IDCT_PERM;
}
}
}
c->diff_pixels = diff_pixels_c;
c->put_pixels_clamped = put_pixels_clamped_c;
c->put_signed_pixels_clamped = put_signed_pixels_clamped_c;
c->add_pixels_clamped = add_pixels_clamped_c;
c->sum_abs_dctelem = sum_abs_dctelem_c;
c->gmc1 = gmc1_c;
c->gmc = ff_gmc_c;
c->pix_sum = pix_sum_c;
c->pix_norm1 = pix_norm1_c;
c->fill_block_tab[0] = fill_block16_c;
c->fill_block_tab[1] = fill_block8_c;
/* TODO [0] 16 [1] 8 */
c->pix_abs[0][0] = pix_abs16_c;
c->pix_abs[0][1] = pix_abs16_x2_c;
c->pix_abs[0][2] = pix_abs16_y2_c;
c->pix_abs[0][3] = pix_abs16_xy2_c;
c->pix_abs[1][0] = pix_abs8_c;
c->pix_abs[1][1] = pix_abs8_x2_c;
c->pix_abs[1][2] = pix_abs8_y2_c;
c->pix_abs[1][3] = pix_abs8_xy2_c;
c->put_tpel_pixels_tab[ 0] = put_tpel_pixels_mc00_c;
c->put_tpel_pixels_tab[ 1] = put_tpel_pixels_mc10_c;
c->put_tpel_pixels_tab[ 2] = put_tpel_pixels_mc20_c;
c->put_tpel_pixels_tab[ 4] = put_tpel_pixels_mc01_c;
c->put_tpel_pixels_tab[ 5] = put_tpel_pixels_mc11_c;
c->put_tpel_pixels_tab[ 6] = put_tpel_pixels_mc21_c;
c->put_tpel_pixels_tab[ 8] = put_tpel_pixels_mc02_c;
c->put_tpel_pixels_tab[ 9] = put_tpel_pixels_mc12_c;
c->put_tpel_pixels_tab[10] = put_tpel_pixels_mc22_c;
c->avg_tpel_pixels_tab[ 0] = avg_tpel_pixels_mc00_c;
c->avg_tpel_pixels_tab[ 1] = avg_tpel_pixels_mc10_c;
c->avg_tpel_pixels_tab[ 2] = avg_tpel_pixels_mc20_c;
c->avg_tpel_pixels_tab[ 4] = avg_tpel_pixels_mc01_c;
c->avg_tpel_pixels_tab[ 5] = avg_tpel_pixels_mc11_c;
c->avg_tpel_pixels_tab[ 6] = avg_tpel_pixels_mc21_c;
c->avg_tpel_pixels_tab[ 8] = avg_tpel_pixels_mc02_c;
c->avg_tpel_pixels_tab[ 9] = avg_tpel_pixels_mc12_c;
c->avg_tpel_pixels_tab[10] = avg_tpel_pixels_mc22_c;
#define dspfunc(PFX, IDX, NUM) \
c->PFX ## _pixels_tab[IDX][ 0] = PFX ## NUM ## _mc00_c; \
c->PFX ## _pixels_tab[IDX][ 1] = PFX ## NUM ## _mc10_c; \
c->PFX ## _pixels_tab[IDX][ 2] = PFX ## NUM ## _mc20_c; \
c->PFX ## _pixels_tab[IDX][ 3] = PFX ## NUM ## _mc30_c; \
c->PFX ## _pixels_tab[IDX][ 4] = PFX ## NUM ## _mc01_c; \
c->PFX ## _pixels_tab[IDX][ 5] = PFX ## NUM ## _mc11_c; \
c->PFX ## _pixels_tab[IDX][ 6] = PFX ## NUM ## _mc21_c; \
c->PFX ## _pixels_tab[IDX][ 7] = PFX ## NUM ## _mc31_c; \
c->PFX ## _pixels_tab[IDX][ 8] = PFX ## NUM ## _mc02_c; \
c->PFX ## _pixels_tab[IDX][ 9] = PFX ## NUM ## _mc12_c; \
c->PFX ## _pixels_tab[IDX][10] = PFX ## NUM ## _mc22_c; \
c->PFX ## _pixels_tab[IDX][11] = PFX ## NUM ## _mc32_c; \
c->PFX ## _pixels_tab[IDX][12] = PFX ## NUM ## _mc03_c; \
c->PFX ## _pixels_tab[IDX][13] = PFX ## NUM ## _mc13_c; \
c->PFX ## _pixels_tab[IDX][14] = PFX ## NUM ## _mc23_c; \
c->PFX ## _pixels_tab[IDX][15] = PFX ## NUM ## _mc33_c
dspfunc(put_qpel, 0, 16);
dspfunc(put_no_rnd_qpel, 0, 16);
dspfunc(avg_qpel, 0, 16);
/* dspfunc(avg_no_rnd_qpel, 0, 16); */
dspfunc(put_qpel, 1, 8);
dspfunc(put_no_rnd_qpel, 1, 8);
dspfunc(avg_qpel, 1, 8);
/* dspfunc(avg_no_rnd_qpel, 1, 8); */
#undef dspfunc
c->put_mspel_pixels_tab[0]= ff_put_pixels8x8_c;
c->put_mspel_pixels_tab[1]= put_mspel8_mc10_c;
c->put_mspel_pixels_tab[2]= put_mspel8_mc20_c;
c->put_mspel_pixels_tab[3]= put_mspel8_mc30_c;
c->put_mspel_pixels_tab[4]= put_mspel8_mc02_c;
c->put_mspel_pixels_tab[5]= put_mspel8_mc12_c;
c->put_mspel_pixels_tab[6]= put_mspel8_mc22_c;
c->put_mspel_pixels_tab[7]= put_mspel8_mc32_c;
#define SET_CMP_FUNC(name) \
c->name[0]= name ## 16_c;\
c->name[1]= name ## 8x8_c;
SET_CMP_FUNC(hadamard8_diff)
c->hadamard8_diff[4]= hadamard8_intra16_c;
c->hadamard8_diff[5]= hadamard8_intra8x8_c;
SET_CMP_FUNC(dct_sad)
SET_CMP_FUNC(dct_max)
#if CONFIG_GPL
SET_CMP_FUNC(dct264_sad)
#endif
c->sad[0]= pix_abs16_c;
c->sad[1]= pix_abs8_c;
c->sse[0]= sse16_c;
c->sse[1]= sse8_c;
c->sse[2]= sse4_c;
SET_CMP_FUNC(quant_psnr)
SET_CMP_FUNC(rd)
SET_CMP_FUNC(bit)
c->vsad[0]= vsad16_c;
c->vsad[4]= vsad_intra16_c;
c->vsad[5]= vsad_intra8_c;
c->vsse[0]= vsse16_c;
c->vsse[4]= vsse_intra16_c;
c->vsse[5]= vsse_intra8_c;
c->nsse[0]= nsse16_c;
c->nsse[1]= nsse8_c;
#if CONFIG_SNOW_DECODER || CONFIG_SNOW_ENCODER
ff_dsputil_init_dwt(c);
#endif
c->ssd_int8_vs_int16 = ssd_int8_vs_int16_c;
c->add_bytes= add_bytes_c;
c->diff_bytes= diff_bytes_c;
c->add_hfyu_median_prediction= add_hfyu_median_prediction_c;
c->sub_hfyu_median_prediction= sub_hfyu_median_prediction_c;
c->add_hfyu_left_prediction = add_hfyu_left_prediction_c;
c->add_hfyu_left_prediction_bgr32 = add_hfyu_left_prediction_bgr32_c;
c->bswap_buf= bswap_buf;
c->bswap16_buf = bswap16_buf;
if (CONFIG_H263_DECODER || CONFIG_H263_ENCODER) {
c->h263_h_loop_filter= h263_h_loop_filter_c;
c->h263_v_loop_filter= h263_v_loop_filter_c;
}
c->try_8x8basis= try_8x8basis_c;
c->add_8x8basis= add_8x8basis_c;
c->vector_clipf = vector_clipf_c;
c->scalarproduct_int16 = scalarproduct_int16_c;
c->scalarproduct_and_madd_int16 = scalarproduct_and_madd_int16_c;
c->apply_window_int16 = apply_window_int16_c;
c->vector_clip_int32 = vector_clip_int32_c;
c->shrink[0]= av_image_copy_plane;
c->shrink[1]= ff_shrink22;
c->shrink[2]= ff_shrink44;
c->shrink[3]= ff_shrink88;
c->add_pixels8 = add_pixels8_c;
#undef FUNC
#undef FUNCC
#define FUNC(f, depth) f ## _ ## depth
#define FUNCC(f, depth) f ## _ ## depth ## _c
c->draw_edges = FUNCC(draw_edges, 8);
c->clear_block = FUNCC(clear_block, 8);
c->clear_blocks = FUNCC(clear_blocks, 8);
#define BIT_DEPTH_FUNCS(depth) \
c->get_pixels = FUNCC(get_pixels, depth);
switch (avctx->bits_per_raw_sample) {
case 9:
case 10:
case 12:
case 14:
BIT_DEPTH_FUNCS(16);
break;
default:
if(avctx->bits_per_raw_sample<=8 || avctx->codec_type != AVMEDIA_TYPE_VIDEO) {
BIT_DEPTH_FUNCS(8);
}
break;
}
if (ARCH_ALPHA)
ff_dsputil_init_alpha(c, avctx);
if (ARCH_ARM)
ff_dsputil_init_arm(c, avctx);
if (ARCH_BFIN)
ff_dsputil_init_bfin(c, avctx);
if (ARCH_PPC)
ff_dsputil_init_ppc(c, avctx);
if (ARCH_SH4)
ff_dsputil_init_sh4(c, avctx);
if (HAVE_VIS)
ff_dsputil_init_vis(c, avctx);
if (ARCH_X86)
ff_dsputil_init_x86(c, avctx);
ff_init_scantable_permutation(c->idct_permutation,
c->idct_permutation_type);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,492 | av_cold void ff_dsputil_static_init(void)
{
int i;
for(i=0;i<512;i++) {
ff_squareTbl[i] = (i - 256) * (i - 256);
}
for(i=0; i<64; i++) ff_inv_zigzag_direct16[ff_zigzag_direct[i]]= i+1;
}
| DoS | 0 | av_cold void ff_dsputil_static_init(void)
{
int i;
for(i=0;i<512;i++) {
ff_squareTbl[i] = (i - 256) * (i - 256);
}
for(i=0; i<64; i++) ff_inv_zigzag_direct16[ff_zigzag_direct[i]]= i+1;
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,493 | void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy,
int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height)
{
int y, vx, vy;
const int s= 1<<shift;
width--;
height--;
for(y=0; y<h; y++){
int x;
vx= ox;
vy= oy;
for(x=0; x<8; x++){ //XXX FIXME optimize
int src_x, src_y, frac_x, frac_y, index;
src_x= vx>>16;
src_y= vy>>16;
frac_x= src_x&(s-1);
frac_y= src_y&(s-1);
src_x>>=shift;
src_y>>=shift;
if((unsigned)src_x < width){
if((unsigned)src_y < height){
index= src_x + src_y*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_x)
+ src[index +1]* frac_x )*(s-frac_y)
+ ( src[index+stride ]*(s-frac_x)
+ src[index+stride+1]* frac_x )* frac_y
+ r)>>(shift*2);
}else{
index= src_x + av_clip(src_y, 0, height)*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_x)
+ src[index +1]* frac_x )*s
+ r)>>(shift*2);
}
}else{
if((unsigned)src_y < height){
index= av_clip(src_x, 0, width) + src_y*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_y)
+ src[index+stride ]* frac_y )*s
+ r)>>(shift*2);
}else{
index= av_clip(src_x, 0, width) + av_clip(src_y, 0, height)*stride;
dst[y*stride + x]= src[index ];
}
}
vx+= dxx;
vy+= dyx;
}
ox += dxy;
oy += dyy;
}
}
| DoS | 0 | void ff_gmc_c(uint8_t *dst, uint8_t *src, int stride, int h, int ox, int oy,
int dxx, int dxy, int dyx, int dyy, int shift, int r, int width, int height)
{
int y, vx, vy;
const int s= 1<<shift;
width--;
height--;
for(y=0; y<h; y++){
int x;
vx= ox;
vy= oy;
for(x=0; x<8; x++){ //XXX FIXME optimize
int src_x, src_y, frac_x, frac_y, index;
src_x= vx>>16;
src_y= vy>>16;
frac_x= src_x&(s-1);
frac_y= src_y&(s-1);
src_x>>=shift;
src_y>>=shift;
if((unsigned)src_x < width){
if((unsigned)src_y < height){
index= src_x + src_y*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_x)
+ src[index +1]* frac_x )*(s-frac_y)
+ ( src[index+stride ]*(s-frac_x)
+ src[index+stride+1]* frac_x )* frac_y
+ r)>>(shift*2);
}else{
index= src_x + av_clip(src_y, 0, height)*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_x)
+ src[index +1]* frac_x )*s
+ r)>>(shift*2);
}
}else{
if((unsigned)src_y < height){
index= av_clip(src_x, 0, width) + src_y*stride;
dst[y*stride + x]= ( ( src[index ]*(s-frac_y)
+ src[index+stride ]* frac_y )*s
+ r)>>(shift*2);
}else{
index= av_clip(src_x, 0, width) + av_clip(src_y, 0, height)*stride;
dst[y*stride + x]= src[index ];
}
}
vx+= dxx;
vy+= dyx;
}
ox += dxy;
oy += dyy;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,494 | av_cold void ff_init_scantable(uint8_t *permutation, ScanTable *st,
const uint8_t *src_scantable)
{
int i;
int end;
st->scantable= src_scantable;
for(i=0; i<64; i++){
int j;
j = src_scantable[i];
st->permutated[i] = permutation[j];
}
end=-1;
for(i=0; i<64; i++){
int j;
j = st->permutated[i];
if(j>end) end=j;
st->raster_end[i]= end;
}
}
| DoS | 0 | av_cold void ff_init_scantable(uint8_t *permutation, ScanTable *st,
const uint8_t *src_scantable)
{
int i;
int end;
st->scantable= src_scantable;
for(i=0; i<64; i++){
int j;
j = src_scantable[i];
st->permutated[i] = permutation[j];
}
end=-1;
for(i=0; i<64; i++){
int j;
j = st->permutated[i];
if(j>end) end=j;
st->raster_end[i]= end;
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,495 | av_cold void ff_init_scantable_permutation(uint8_t *idct_permutation,
int idct_permutation_type)
{
int i;
switch(idct_permutation_type){
case FF_NO_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= i;
break;
case FF_LIBMPEG2_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i & 0x38) | ((i & 6) >> 1) | ((i & 1) << 2);
break;
case FF_SIMPLE_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= simple_mmx_permutation[i];
break;
case FF_TRANSPOSE_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= ((i&7)<<3) | (i>>3);
break;
case FF_PARTTRANS_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i&0x24) | ((i&3)<<3) | ((i>>3)&3);
break;
case FF_SSE2_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i&0x38) | idct_sse2_row_perm[i&7];
break;
default:
av_log(NULL, AV_LOG_ERROR, "Internal error, IDCT permutation not set\n");
}
}
| DoS | 0 | av_cold void ff_init_scantable_permutation(uint8_t *idct_permutation,
int idct_permutation_type)
{
int i;
switch(idct_permutation_type){
case FF_NO_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= i;
break;
case FF_LIBMPEG2_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i & 0x38) | ((i & 6) >> 1) | ((i & 1) << 2);
break;
case FF_SIMPLE_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= simple_mmx_permutation[i];
break;
case FF_TRANSPOSE_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= ((i&7)<<3) | (i>>3);
break;
case FF_PARTTRANS_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i&0x24) | ((i&3)<<3) | ((i>>3)&3);
break;
case FF_SSE2_IDCT_PERM:
for(i=0; i<64; i++)
idct_permutation[i]= (i&0x38) | idct_sse2_row_perm[i&7];
break;
default:
av_log(NULL, AV_LOG_ERROR, "Internal error, IDCT permutation not set\n");
}
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,496 | static void ff_jref_idct1_put(uint8_t *dest, int line_size, int16_t *block)
{
dest[0] = av_clip_uint8((block[0] + 4)>>3);
}
| DoS | 0 | static void ff_jref_idct1_put(uint8_t *dest, int line_size, int16_t *block)
{
dest[0] = av_clip_uint8((block[0] + 4)>>3);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,497 | static void ff_jref_idct2_add(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct2 (block);
add_pixels_clamped2_c(block, dest, line_size);
}
| DoS | 0 | static void ff_jref_idct2_add(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct2 (block);
add_pixels_clamped2_c(block, dest, line_size);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,498 | static void ff_jref_idct4_add(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct4 (block);
add_pixels_clamped4_c(block, dest, line_size);
}
| DoS | 0 | static void ff_jref_idct4_add(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct4 (block);
add_pixels_clamped4_c(block, dest, line_size);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
22,499 | static void ff_jref_idct4_put(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct4 (block);
put_pixels_clamped4_c(block, dest, line_size);
}
| DoS | 0 | static void ff_jref_idct4_put(uint8_t *dest, int line_size, int16_t *block)
{
ff_j_rev_dct4 (block);
put_pixels_clamped4_c(block, dest, line_size);
}
| @@ -1931,7 +1931,7 @@ void ff_set_cmp(DSPContext* c, me_cmp_func *cmp, int type){
static void add_bytes_c(uint8_t *dst, uint8_t *src, int w){
long i;
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src+i);
long b = *(long*)(dst+i);
*(long*)(dst+i) = ((a&pb_7f) + (b&pb_7f)) ^ ((a^b)&pb_80);
@@ -1956,7 +1956,7 @@ static void diff_bytes_c(uint8_t *dst, const uint8_t *src1, const uint8_t *src2,
}
}else
#endif
- for(i=0; i<=w-sizeof(long); i+=sizeof(long)){
+ for(i=0; i<=w-(int)sizeof(long); i+=sizeof(long)){
long a = *(long*)(src1+i);
long b = *(long*)(src2+i);
*(long*)(dst+i) = ((a|pb_80) - (b&pb_7f)) ^ ((a^b^pb_80)&pb_80); | CWE-189 | null | null |
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