issue_owner_repo listlengths 2 2 | issue_body stringlengths 0 262k ⌀ | issue_title stringlengths 1 1.02k | issue_comments_url stringlengths 53 116 | issue_comments_count int64 0 2.49k | issue_created_at stringdate 1999-03-17 02:06:42 2025-06-23 11:41:49 | issue_updated_at stringdate 2000-02-10 06:43:57 2025-06-23 11:43:00 | issue_html_url stringlengths 34 97 | issue_github_id int64 132 3.17B | issue_number int64 1 215k |
|---|---|---|---|---|---|---|---|---|---|
[
"libjxl",
"libjxl"
] | FreeBSD has a build error at https://github.com/libjxl/libjxl/blob/main/tools/cpu/cpu.cc#L21. The reason is that sys/platform/ppc.h is glibc-only (not even Linux-only, so it also causes build issues on Linux with musl).
However, I have found out that this header is not necessary at all to build cpu.cc.
Simply removin... | Build error on FreeBSD/powerpc64* | https://api.github.com/repos/libjxl/libjxl/issues/677/comments | 0 | 2021-10-01T11:57:14Z | 2021-10-01T14:27:02Z | https://github.com/libjxl/libjxl/issues/677 | 1,013,257,553 | 677 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Progressive decode of a lossless transcode of chroma subsampled jpeg does not render correctly.
LQIP is gray, MQIP's chroma is at its original subsampled size.
**To Reproduce**
Progressively load attached files:
4:2:0
<img src="https://user-images.githubusercontent.com/19401176/135532520-75... | Bad progressive decode of transcoded jpeg. | https://api.github.com/repos/libjxl/libjxl/issues/673/comments | 1 | 2021-09-30T21:46:34Z | 2021-10-01T11:20:43Z | https://github.com/libjxl/libjxl/issues/673 | 1,012,653,646 | 673 |
[
"libjxl",
"libjxl"
] | There should be a higher-level API that is easily avaliable to use for simple use cases; in particular, this API should deal with any necessary color conversions.
| Higher level decoding API | https://api.github.com/repos/libjxl/libjxl/issues/668/comments | 4 | 2021-09-30T15:56:02Z | 2024-04-22T09:48:57Z | https://github.com/libjxl/libjxl/issues/668 | 1,012,350,497 | 668 |
[
"libjxl",
"libjxl"
] | Just tried the last version of lib. There is an example to get EXIF data. But there is no function JxlDecoderSetBoxBuffer, JxlDecoderReleaseBoxBuffer and JxlDecoderGetBoxType. Did I miss something? | EXIF import functions missing | https://api.github.com/repos/libjxl/libjxl/issues/666/comments | 4 | 2021-09-29T12:01:46Z | 2021-11-18T09:33:01Z | https://github.com/libjxl/libjxl/issues/666 | 1,010,867,952 | 666 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Command-line options `--noise` and `--photon_noise` have no effect on output file when used in conjunction with lossy Modular.
**To Reproduce**
`cjxl -m -q 30 --noise=1` or `cjxl -m -q 30 --photon_noise=ISO25600`
**Expected behavior**
Noise is generated because JPEG XL bitstream doesn't di... | Noise generation doesn't work with lossy Modular | https://api.github.com/repos/libjxl/libjxl/issues/665/comments | 2 | 2021-09-29T11:56:11Z | 2023-05-11T15:37:54Z | https://github.com/libjxl/libjxl/issues/665 | 1,010,862,419 | 665 |
[
"libjxl",
"libjxl"
] | Some images encoded at speeds 1-4 do not display colors correctly in apps using libjxl and this does not happen at slower speeds (5-9) and in Chrome with enabled JXL
Examples:
Source PNG https://cdn.discordapp.com/attachments/804324493420920833/892088843145211945/0o5CDiM.png
JXL s2 (Nomacs, jxl-winthumb, ...) http... | Incorrect rendering via libjxl for some images encoded at 1-4 speeds | https://api.github.com/repos/libjxl/libjxl/issues/650/comments | 0 | 2021-09-27T17:17:30Z | 2021-09-28T06:38:48Z | https://github.com/libjxl/libjxl/issues/650 | 1,008,399,558 | 650 |
[
"libjxl",
"libjxl"
] | Is this information correct?
_If the optional Exif (or XMP) metadata says something that conflicts with what the codestream says, then a decoder has to ignore the Exif/XMP_
Source - https://github.com/w3c/csswg-drafts/issues/4929#issuecomment-718849793
If that is the case than how should one implement lossless rot... | Image orientation in codestream, exif and xmp - clarification | https://api.github.com/repos/libjxl/libjxl/issues/648/comments | 5 | 2021-09-27T13:29:42Z | 2021-11-19T14:28:26Z | https://github.com/libjxl/libjxl/issues/648 | 1,008,155,693 | 648 |
[
"libjxl",
"libjxl"
] | Hello,
right now the gdk-pixbuf plugin is not built on Windows because of the following condition:
```
if(NOT WIN32)
add_subdirectory(gdk-pixbuf)
endif()
```
I understand that MS Visual Studio users most probably don't need it but it is useful for some applications using MSYS2 platform. | Allow builing of libpixbufloader-jxl.dll on Windows under MSYS2 | https://api.github.com/repos/libjxl/libjxl/issues/647/comments | 0 | 2021-09-27T10:21:39Z | 2021-11-22T10:24:59Z | https://github.com/libjxl/libjxl/issues/647 | 1,007,969,929 | 647 |
[
"libjxl",
"libjxl"
] | Hello,
When I use following configuration, I encounter error to build skcms:
`cmake -G "Unix Makefiles" -DCMAKE_BUILD_TYPE=RelWithDebInfo -DBUILD_SHARED_LIBS=ON -DBUILD_TESTING=OFF -DJPEGXL_ENABLE_MANPAGES=OFF -DJPEGXL_ENABLE_EXAMPLES=OFF -DJPEGXL_ENABLE_PLUGINS=ON -DJPEGXL_ENABLE_SJPEG=OFF -DJPEGXL_ENABLE_SKCMS=... | potential build problem under MSYS2 | https://api.github.com/repos/libjxl/libjxl/issues/646/comments | 12 | 2021-09-27T10:12:03Z | 2021-10-19T07:18:12Z | https://github.com/libjxl/libjxl/issues/646 | 1,007,959,679 | 646 |
[
"libjxl",
"libjxl"
] | It seems butteraugli cannot be used as standalone library like [this version](https://github.com/google/butteraugli). Or at least I cannot get only the butteraugli library that I can use for example for [the vapoursynth plugin](https://github.com/fdar0536/VapourSynth-butteraugli).
Can you make it standalone or tell ... | butteraugli library | https://api.github.com/repos/libjxl/libjxl/issues/643/comments | 8 | 2021-09-25T08:28:04Z | 2021-10-11T11:25:37Z | https://github.com/libjxl/libjxl/issues/643 | 1,007,021,505 | 643 |
[
"libjxl",
"libjxl"
] | Hello @xiota ,
I was able to open this animation http://188.121.162.14/jxl/animation.jxl via GIMP 2.10 plug-in:
However it look lot of time and consumed lot of memory.
Animation has 330 fu... | GIMP plug-in use too much memory during image loading | https://api.github.com/repos/libjxl/libjxl/issues/638/comments | 16 | 2021-09-24T16:24:01Z | 2022-11-16T11:59:43Z | https://github.com/libjxl/libjxl/issues/638 | 1,006,630,788 | 638 |
[
"libjxl",
"libjxl"
] | Hello,
I use `JxlDecoderSetPreferredColorProfile` in my programs.
I observed that after `JxlDecoderRewind`, the preferred color profile is forgotten, and the image data decoded later corresponds to the image's default color profile (like the JxlDecoderSetPreferredColorProfile call was never used).
I have to su... | Using JxlDecoderSetPreferredColorProfile with JxlDecoderRewind | https://api.github.com/repos/libjxl/libjxl/issues/632/comments | 7 | 2021-09-24T11:27:40Z | 2024-03-04T10:12:33Z | https://github.com/libjxl/libjxl/issues/632 | 1,006,365,430 | 632 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
I want to use cjxl to compress raw RGB images (e.g. obtained from JavaScript ImageData) to JPEG XL.
**Describe the solution you'd like**
It is very easy and fast to convert RGB image data to some raw image format (like TIFF, BMP, or MIFF, i.e. whic... | Support some "raw" image format in cjxl/djxl | https://api.github.com/repos/libjxl/libjxl/issues/625/comments | 7 | 2021-09-22T15:57:55Z | 2024-11-06T20:04:11Z | https://github.com/libjxl/libjxl/issues/625 | 1,004,464,841 | 625 |
[
"libjxl",
"libjxl"
] | Hello,
I started to use `JxlDecoderRewind` call. I observed slower performance after the rewind. It was OK when I set `JxlDecoderSetParallelRunner` again.
I suggest to add to the documentation information that JxlDecoderSetParallelRunner should be used again, otherwise use gets single-thread performance only. | Documentation regaring JxlDecoderRewind API call. | https://api.github.com/repos/libjxl/libjxl/issues/624/comments | 0 | 2021-09-22T14:57:37Z | 2021-09-23T05:31:06Z | https://github.com/libjxl/libjxl/issues/624 | 1,004,400,904 | 624 |
[
"libjxl",
"libjxl"
] | It seems the header is not entirely self-contained because of that macro. Should it be defined somehow? | JXL_DEPRECATED is implicitly defined by CMake? | https://api.github.com/repos/libjxl/libjxl/issues/623/comments | 2 | 2021-09-22T14:42:32Z | 2021-09-22T14:52:47Z | https://github.com/libjxl/libjxl/issues/623 | 1,004,383,067 | 623 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
I'm trying to encode an image with multiple extra channels; it has 3 RGB, then N=5 more channels with extra data. The API seems to support this, so I call `JxlEncoderAddImageFrame` with the correct buffer and pixel_format, having previously set basi... | Support extra_channels in JxlEncoderAddImageFrame() | https://api.github.com/repos/libjxl/libjxl/issues/615/comments | 0 | 2021-09-20T20:34:01Z | 2021-12-03T19:29:19Z | https://github.com/libjxl/libjxl/issues/615 | 1,001,378,535 | 615 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
CLI says you can use predictor 14/15:
<pre>
-P K, --predictor=K
[modular encoding] predictor(s) to use: 0=zero, 1=left, 2=top, 3=avg0, 4=select, 5=gradient, 6=weighted,
7=topright, 8=topleft, 9=leftleft, 10=avg1, 11=avg2, 12=avg3, 13=toptop predictive average
<b>14=mix 5 and 6, 1... | Predictor value 14/15 Best/Variable not allowed through CLI | https://api.github.com/repos/libjxl/libjxl/issues/611/comments | 1 | 2021-09-17T21:41:01Z | 2021-12-13T11:49:19Z | https://github.com/libjxl/libjxl/issues/611 | 999,740,161 | 611 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
The C API has some places where `0` is returned instead of `NULL` for pointer values. One such example is <https://libjxl.readthedocs.io/en/latest/api_common.html#_CPPv417jpegxl_alloc_func> [(internet archive)](https://web.archive.org/web/20210917203032/https://libjxl.readthedocs.io/en/latest/api_... | NULL should be used instead of 0 for pointer values | https://api.github.com/repos/libjxl/libjxl/issues/610/comments | 7 | 2021-09-17T20:35:10Z | 2021-10-15T18:08:04Z | https://github.com/libjxl/libjxl/issues/610 | 999,701,748 | 610 |
[
"libjxl",
"libjxl"
] |
DC frames can be used to have progressive DC, i.e. 1:16, 1:32, etc previews can be obtained from a partial bitstream before the full 1:8 DC image is available.
However, in the API, DC frames do not lead to a JXL_DEC_FRAME event since they're not a regular frame. You have to wait for the next frame is reached in th... | API: DC frames and progressive rendering | https://api.github.com/repos/libjxl/libjxl/issues/603/comments | 1 | 2021-09-17T13:32:59Z | 2022-03-31T12:26:16Z | https://github.com/libjxl/libjxl/issues/603 | 999,359,522 | 603 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
`cjxl`/`djxl` fail to read images from a named pipe on linux.
Also, `djxl` fails to output to named pipes, but `cjxl` does not.
This happens on the latest version as well as on the versions before stdin/stdout support was merged.
Not really sure why that's a problem, they should behave like ... | Support named pipes. | https://api.github.com/repos/libjxl/libjxl/issues/591/comments | 0 | 2021-09-15T22:09:29Z | 2021-09-16T12:18:38Z | https://github.com/libjxl/libjxl/issues/591 | 997,560,915 | 591 |
[
"libjxl",
"libjxl"
] | I think center-first group order is better for perception than sequential in most cases, so it would be useful to make this behavior by default
And also maybe add options for choosing some group order variants, for example something like rounded-center-first, similar to center-first, but with an order closer to a roun... | Suggestion to make the center-first group order by default | https://api.github.com/repos/libjxl/libjxl/issues/586/comments | 5 | 2021-09-15T14:19:26Z | 2022-03-31T12:25:36Z | https://github.com/libjxl/libjxl/issues/586 | 997,143,749 | 586 |
[
"libjxl",
"libjxl"
] | When using the API for JPEG reconstruction, the decoder library will either output the full data or output nothing. This is undesiderable. | JPEG reconstruction chunk size | https://api.github.com/repos/libjxl/libjxl/issues/585/comments | 0 | 2021-09-14T22:36:34Z | 2022-03-31T12:25:13Z | https://github.com/libjxl/libjxl/issues/585 | 996,494,627 | 585 |
[
"libjxl",
"libjxl"
] | Some image from the conformance corpus have issues when decoded with the API:
https://github.com/libjxl/conformance/tree/master/testcases/grayscale_jpeg has incorrect colors
https://github.com/libjxl/conformance/tree/master/testcases/opsin_inverse fails to decode
| Conformance Corpus Confusion | https://api.github.com/repos/libjxl/libjxl/issues/584/comments | 5 | 2021-09-14T22:35:35Z | 2022-03-31T12:24:44Z | https://github.com/libjxl/libjxl/issues/584 | 996,494,170 | 584 |
[
"libjxl",
"libjxl"
] | I noticed colorspace problems when I started to use `JxlDecoderSetPreferredColorProfile` function.
Pixel data were correctly converted to the preferred colorspace and the `JxlDecoderGetColorAsEncodedProfile` (with JXL_COLOR_PROFILE_TARGET_DATA parameter correctly matches the data and the preferred profile.
Howeve... | TARGET_DATA ICC profile do not match encoded profile | https://api.github.com/repos/libjxl/libjxl/issues/580/comments | 1 | 2021-09-13T13:22:42Z | 2021-09-15T19:02:52Z | https://github.com/libjxl/libjxl/issues/580 | 994,887,608 | 580 |
[
"libjxl",
"libjxl"
] | The following image 12x8 JPEG-XL image, found via fuzz testing, quickly exhausts memory when decompressed.
[fuzz-35213.txt](https://github.com/libjxl/libjxl/files/7148580/fuzz-35213.txt)
It seems to be due to the `segments_by_y` vector, which reaches almost 300 million entries before the out-of-memory killer term... | splines: possible memory exhaustion in ComputeSegments | https://api.github.com/repos/libjxl/libjxl/issues/576/comments | 4 | 2021-09-11T22:08:22Z | 2022-01-02T10:25:03Z | https://github.com/libjxl/libjxl/issues/576 | 993,959,893 | 576 |
[
"libjxl",
"libjxl"
] | 
Steps to reproduce:
```
"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\VC\Auxiliary\Build\vcvars64.bat"
"C:\Program Files (x86)\Microsoft Visual Studio\2019\Community\Common7\IDE\C... | Build error using MSVC | https://api.github.com/repos/libjxl/libjxl/issues/568/comments | 2 | 2021-09-10T08:37:03Z | 2021-09-10T12:49:23Z | https://github.com/libjxl/libjxl/issues/568 | 993,016,120 | 568 |
[
"libjxl",
"libjxl"
] | Hello,
following configuration:
```
-DJPEGXL_ENABLE_SKCMS=OFF
-DJPEGXL_ENABLE_PLUGINS=ON
```
leads to failure to build gdk-pixbuf loader.
I understand that the plug-in needs skcms for color correction and does not use lcms2 yet.
I think that gdk-pixbuf could be excluded from building when JPEGXL_ENABLE_SK... | pixbufloader-jxl.c:10:10: fatal error: skcms.h: No such file or directory | https://api.github.com/repos/libjxl/libjxl/issues/563/comments | 2 | 2021-09-09T13:26:30Z | 2021-09-09T16:21:26Z | https://github.com/libjxl/libjxl/issues/563 | 992,223,097 | 563 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
For command line programs on *nix systems a common method of use is through redirecting the input and output of programs from/into other programs or files. This is done by redirecting standard input and standard output, and is a common way of doing mul... | Support operating on stdin and stdout in cjxl/djxl | https://api.github.com/repos/libjxl/libjxl/issues/542/comments | 28 | 2021-09-05T22:33:55Z | 2024-08-27T15:26:08Z | https://github.com/libjxl/libjxl/issues/542 | 988,613,562 | 542 |
[
"libjxl",
"libjxl"
] | The decoder of libjxl produces ugly rounding errors when decoding a lossy 8 bpc JXL, which results in visible banding.
We will take those two images as examples:
(full resolution versions found [here](https://res.cloudinary.com/mattgore/063.webp) an... | Awfully Bad Rounding Errors when Decoding Lossy JXL (Dithering Needed!) | https://api.github.com/repos/libjxl/libjxl/issues/541/comments | 5 | 2021-09-04T22:18:14Z | 2025-01-17T17:54:51Z | https://github.com/libjxl/libjxl/issues/541 | 988,378,529 | 541 |
[
"libjxl",
"libjxl"
] | Hello! I'm looking forward to builders needs to add DJXL for exif support after convertion from JXL to JPG, so JPG recompressed need to have same original metadata came from my camera picture. I tried using exiftool to add .exif metadata into JXL file, but updated file failed.
3 Major Developers, that I need request... | Request of EXIF support for convert JXL to JPG (exif needs to be added after convertion) | https://api.github.com/repos/libjxl/libjxl/issues/540/comments | 18 | 2021-09-04T03:41:04Z | 2022-03-24T16:13:33Z | https://github.com/libjxl/libjxl/issues/540 | 988,200,607 | 540 |
[
"libjxl",
"libjxl"
] | libjxl-main/lib/extras/codec_apng.cc line 275
Code:
if (last_base_was_none && !all_dispose_bg &&
(x0 != 0 || y0 != 0 || w0 != w || h0 != h || bop != 0)) {
return JXL_FAILURE(
"APNG with dispose-to-0 is not supported for non-full or "
"... | missing delete | https://api.github.com/repos/libjxl/libjxl/issues/536/comments | 0 | 2021-09-03T08:01:39Z | 2021-11-22T10:20:59Z | https://github.com/libjxl/libjxl/issues/536 | 987,517,251 | 536 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Readme recommends recent compiler like clang 7, but clang 7 is actually too old to be included as part of Debian bullseye, and oldest they have is clang-9 while current version is clang-12. So `sudo apt install clang-7` command from readme will fail on recent Linux versions like Debian bullseye.
... | clang-7 not available in Debian Bullseye | https://api.github.com/repos/libjxl/libjxl/issues/530/comments | 5 | 2021-09-01T02:04:02Z | 2022-03-18T12:42:09Z | https://github.com/libjxl/libjxl/issues/530 | 984,518,810 | 530 |
[
"libjxl",
"libjxl"
] | Hello, the following 1x1 JPEG-XL image, found via fuzz testing, contains a 8163x2954 3-channel frame.
[fuzz-37679.txt](https://github.com/libjxl/libjxl/files/7085929/fuzz-37679.txt)
When decoding the tree in `DecodeGlobalInfo`, the `tree_size_limit` for this frame is calculated as 72341530 here:
https://github... | Decoding 1x1 image consumes 5.2GB RAM | https://api.github.com/repos/libjxl/libjxl/issues/528/comments | 3 | 2021-08-31T18:16:42Z | 2021-09-01T08:42:50Z | https://github.com/libjxl/libjxl/issues/528 | 984,155,491 | 528 |
[
"libjxl",
"libjxl"
] | Argument bundling for single-letter arguments is not currently permitted. For example: `cjxl -vh` results in `Unknown argument: -vh`, but `cjxl -v -h` will print the verbose help as intended.
I'd like to be able to bundle the single-letter arguments together, as many other *nix utilities permit, e.g. `ls -lh` | Permit argument bundling in the CLI tools | https://api.github.com/repos/libjxl/libjxl/issues/524/comments | 2 | 2021-08-31T11:25:51Z | 2024-09-16T08:23:14Z | https://github.com/libjxl/libjxl/issues/524 | 983,750,634 | 524 |
[
"libjxl",
"libjxl"
] | Coding modifications are required to support kThunder and kLightning in the JxlEncoderOptionsSetEffort function.
kThunder = 2,
kLightning = 1
JxlEncoderStatus JxlEncoderOptionsSetEffort(JxlEncoderOptions* options,
const int effort) {
if (effort < 3 || effort ... | To support kThunder and kLightning in the JxlEncoderOptionsSetEffort function | https://api.github.com/repos/libjxl/libjxl/issues/522/comments | 1 | 2021-08-31T09:03:32Z | 2021-08-31T11:01:51Z | https://github.com/libjxl/libjxl/issues/522 | 983,620,959 | 522 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
The code at `tools/jxl_emcc.cc` on line 36 assumes little-endian hardware, and will fail on big-endian hardware.
https://github.com/libjxl/libjxl/blob/aa1ce6c8d172baa6805ea688184cdedb40ec4c06/tools/jxl_emcc.cc#L36
```cpp
size_t compressed_size = compressed.size();
uint8_t* result = reinterpr... | jxl_emcc.cc is not endian-neutral | https://api.github.com/repos/libjxl/libjxl/issues/518/comments | 6 | 2021-08-30T20:09:33Z | 2024-03-04T10:12:32Z | https://github.com/libjxl/libjxl/issues/518 | 983,159,988 | 518 |
[
"libjxl",
"libjxl"
] | /libjxl-main/tools/jxl_emcc.cc line 40
Code:
return result;
return nullptr; // <- unreachable | Unreachable code | https://api.github.com/repos/libjxl/libjxl/issues/515/comments | 1 | 2021-08-30T14:52:57Z | 2021-11-22T10:20:59Z | https://github.com/libjxl/libjxl/issues/515 | 982,880,904 | 515 |
[
"libjxl",
"libjxl"
] | libjxl-main/lib/jxl/enc_noise.cc: line 80
printf format should be unsigned int.
| Printf format string | https://api.github.com/repos/libjxl/libjxl/issues/514/comments | 1 | 2021-08-30T14:49:39Z | 2021-11-22T10:20:59Z | https://github.com/libjxl/libjxl/issues/514 | 982,877,414 | 514 |
[
"libjxl",
"libjxl"
] |
Hi,
we want to support JXL in our photo app (iOS). It is a full featured format that brings unusual yet useful capabilities like float encoding, especially for HDR, but not only. We've built it and internally integrated it (v0.5), and we have this feedback so far. (If this is not the right place for this feedback,... | Overall feedback for app integration | https://api.github.com/repos/libjxl/libjxl/issues/513/comments | 10 | 2021-08-30T10:33:15Z | 2022-05-11T05:06:41Z | https://github.com/libjxl/libjxl/issues/513 | 982,646,888 | 513 |
[
"libjxl",
"libjxl"
] | The GDK Pixbuf Loader located at `plugins/gdk-pixbuf/pixbufloader-jxl.c` looks *remarkably* similar to the one in the FLIF repository, which I wrote. You can find it here: https://github.com/FLIF-hub/FLIF/blob/master/src/flif-pixbuf-loader.c
I do not mind this being used in the reference software, but there are some... | Licensing Complications for the GDK Pixbuf Loader | https://api.github.com/repos/libjxl/libjxl/issues/512/comments | 10 | 2021-08-29T22:46:48Z | 2021-08-31T11:23:52Z | https://github.com/libjxl/libjxl/issues/512 | 982,224,234 | 512 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
When `JxlEncoderAddImageFrame` is called multiple times, the resulting JXL file cannot be decoded by `djxl`.
../lib/jxl/dec_file.cc:172: JXL_FAILURE: DecodeFile reader position not at EOF.
When decoded with the API, only one frame is decoded.
**To Reproduce**
* Modify the `encode... | `djxl` cannot decode multi-frame output produced by the API | https://api.github.com/repos/libjxl/libjxl/issues/508/comments | 1 | 2021-08-28T16:55:45Z | 2021-11-21T14:49:22Z | https://github.com/libjxl/libjxl/issues/508 | 981,880,255 | 508 |
[
"libjxl",
"libjxl"
] | https://github.com/libjxl/libjxl/blob/7333919b7d1851624e97348b9f10ad8af781b7ca/plugins/gdk-pixbuf/pixbufloader-jxl.c#L261-L262
should adjust to https://github.com/libjxl/libjxl/blob/main/plugins/mime/image-jxl.xml
similar to https://github.com/libjxl/libjxl/issues/503 | gdk-pixbuf plugin sets incorrect magic signature | https://api.github.com/repos/libjxl/libjxl/issues/505/comments | 0 | 2021-08-27T16:25:38Z | 2021-08-27T22:51:36Z | https://github.com/libjxl/libjxl/issues/505 | 981,406,175 | 505 |
[
"libjxl",
"libjxl"
] | https://github.com/libjxl/libjxl/blob/7333919b7d1851624e97348b9f10ad8af781b7ca/plugins/gimp/file-jxl.cc#L50-L51
should be adopted to newer stuff, like in https://github.com/libjxl/libjxl/blob/main/plugins/mime/image-jxl.xml | gimp plugin calls gimp_register_magic_load_handler with outdated signatures | https://api.github.com/repos/libjxl/libjxl/issues/503/comments | 1 | 2021-08-27T16:05:37Z | 2021-08-27T23:27:52Z | https://github.com/libjxl/libjxl/issues/503 | 981,390,522 | 503 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Packaging this for EasyBuild (cf. https://github.com/easybuilders/easybuild-easyconfigs/pull/13829 ), we are seeing a single test failure: DecodeTest.PixelTestWithICCProfileLossy
```
Running main() from /local/EB/build/googletest/1.11.0/GCCcore-10.3.0/googletest-release-1.11.0/googletest/src/gte... | DecodeTest.PixelTestWithICCProfileLossy fails when using lcms2 | https://api.github.com/repos/libjxl/libjxl/issues/500/comments | 0 | 2021-08-27T00:43:15Z | 2021-10-07T17:16:40Z | https://github.com/libjxl/libjxl/issues/500 | 980,758,259 | 500 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
When an image contains an ICC profile that skcms is unable to parse, `djxl` fails to decode the image. The following error is displayed:
../lib/jxl/enc_color_management.cc:657: JXL_RETURN_IF_ERROR code=1: skcms_Parse(icc_.data(), icc_.size(), &profile)
../lib/jxl/dec_file.cc:116: JXL_... | djxl fails to decode image because unable to parse ICC profile | https://api.github.com/repos/libjxl/libjxl/issues/492/comments | 3 | 2021-08-25T11:28:41Z | 2024-03-04T10:12:32Z | https://github.com/libjxl/libjxl/issues/492 | 979,032,939 | 492 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
`cjxl` generate following error from some animated pngs (`apng`)
```
../lib/extras/codec_png.cc:252: JXL_RETURN_IF_ERROR code=1: Decode(bytes, &io->blobs)
../lib/extras/codec_png.cc:810: JXL_RETURN_IF_ERROR code=1: reader(bytes, is_gray, io)
../lib/extras/codec_apng.cc:280: JXL_FAILURE: APNG ... | Error: APNG with dispose-to-0 is not supported for non-full or blended frames | https://api.github.com/repos/libjxl/libjxl/issues/486/comments | 2 | 2021-08-24T06:53:17Z | 2022-03-26T05:33:38Z | https://github.com/libjxl/libjxl/issues/486 | 977,768,045 | 486 |
[
"libjxl",
"libjxl"
] | I am trying to encode JXL file using C API.
I set basic info `uses_original_profile = JXL_TRUE;` and to set grayscale ICC profile via `JxlEncoderSetICCProfile` but I get following error during the process:
```
lib/jxl/enc_external_image.cc:113: JXL_FAILURE: Buffer size is too small
lib/jxl/enc_external_image.cc... | problem to encode with grayscale ICC profile | https://api.github.com/repos/libjxl/libjxl/issues/484/comments | 12 | 2021-08-23T19:06:24Z | 2021-08-31T10:58:44Z | https://github.com/libjxl/libjxl/issues/484 | 977,334,766 | 484 |
[
"libjxl",
"libjxl"
] | We don't currently have any tool to handle the jxl container format, and do things like:
- extract, add or strip Exif/XMP/JUMBF boxes
- Brotli-compress/decompress Exif/XMP/JUMBF boxes to/from `brob` boxes
- strip jpeg bitstream reconstruction box
- convert between naked codestream and container-wrapped codestream... | jxlmux tool | https://api.github.com/repos/libjxl/libjxl/issues/477/comments | 2 | 2021-08-23T09:40:35Z | 2023-02-19T16:30:37Z | https://github.com/libjxl/libjxl/issues/477 | 976,835,766 | 477 |
[
"libjxl",
"libjxl"
] | The following 73 byte image, found via fuzz testing, claims to contain a patch dictionary with 491521 entries.
https://github.com/libjxl/libjxl/files/7023786/patch-491521.txt
This is less than the 1<<24 `kMaxPatches` limit enforced in `PatchDictionary::Decode`
https://github.com/libjxl/libjxl/blob/e00ac5788b7... | Possible reduction in the maximum number of patches | https://api.github.com/repos/libjxl/libjxl/issues/476/comments | 2 | 2021-08-20T19:49:43Z | 2021-08-23T11:12:09Z | https://github.com/libjxl/libjxl/issues/476 | 975,878,095 | 476 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
cjxl is not able to read certain JPGs. The files open successfully in my image viewer (Eye of GNOME), and Firefox
**To Reproduce**
Steps to reproduce the behaviour: Try and encode the JPG files in the attached archive: [[Non readable JPEGs.zip](https://github.com/libjxl/libjxl/files/7010747/No... | Failed to read certain JPGs | https://api.github.com/repos/libjxl/libjxl/issues/468/comments | 4 | 2021-08-18T23:39:59Z | 2021-11-21T14:32:06Z | https://github.com/libjxl/libjxl/issues/468 | 974,135,325 | 468 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
`cjxl` generates 16-bit float from 32-bit float `exr` input. `pfm` files are not affected.
**To Reproduce**
* Convert image to 32-bit float in GIMP and export as an `exr` file.
* Confirm image is 32-bit float using `exrheader`.
* Use `cjxl` to compress file in both lossy and lossless modes... | cjxl generates 16-bit float from 32-bit float exr input | https://api.github.com/repos/libjxl/libjxl/issues/465/comments | 4 | 2021-08-18T09:23:56Z | 2022-03-31T12:11:07Z | https://github.com/libjxl/libjxl/issues/465 | 973,460,306 | 465 |
[
"libjxl",
"libjxl"
] | **Version**: cjxl [v0.3.7 | SIMD supported: AVX2,SSE4,Scalar]
**OS/Package**: Fedora 34 jpegxl-utils-0.3.7-3.fc34.x86_64
Trying to convert a large PNG (~50MB 16k x 16k) to jxl with cjxl (default settings) results in massive memory usage. As I only have 16G of memory, the program is killed by the OOM killer by the t... | cjxl - Transcoding large PNG high memory usage. | https://api.github.com/repos/libjxl/libjxl/issues/464/comments | 8 | 2021-08-18T03:33:45Z | 2025-01-17T17:47:46Z | https://github.com/libjxl/libjxl/issues/464 | 973,240,270 | 464 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
JXL images decoded with `decode_oneshot` (and `djxl`) look brighter than the originals when viewed with GIMP. (The histogram is squeezed toward the right.) `encode_oneshot` does not appear to be affected. Applying the generated icc profile does not appear to make any difference. Iteratively app... | decoding jxl to pfm produces images that are brighter than originals | https://api.github.com/repos/libjxl/libjxl/issues/463/comments | 2 | 2021-08-18T03:04:50Z | 2021-08-20T12:49:27Z | https://github.com/libjxl/libjxl/issues/463 | 973,228,238 | 463 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Encoding fails when I try to use `JXL_TYPE_UINT32` <s>or `JXL_TYPE_FLOAT16`.</s>
* <s>With JXL_TYPE_FLOAT16, JxlEncoderSetBasicInfo fails.</s>
* With JXL_TYPE_UINT32, JxlEncoderAddImageFrame fails.
**To Reproduce**
* Edit lines 163-172 of `examples/encode_oneshot.cc` to use `JXL_TYPE_UIN... | Unable to encode using JXL_TYPE_UINT32 | https://api.github.com/repos/libjxl/libjxl/issues/462/comments | 1 | 2021-08-17T23:40:04Z | 2021-11-19T17:22:40Z | https://github.com/libjxl/libjxl/issues/462 | 973,141,596 | 462 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Images that use `--resampling=2` (other resampling factors weren't tested) are being shown partially (just the top-left part) in libjxl-dependent apps, e.g. Chrome Canary, Firefox Nightly, nomacs etc.
**To Reproduce**
Steps to reproduce the behavior:
1. Encode an image with `--resampling=2` o... | Resampled images are being decoded partially (top-left) by libjxl | https://api.github.com/repos/libjxl/libjxl/issues/459/comments | 5 | 2021-08-17T13:37:19Z | 2021-11-19T16:59:40Z | https://github.com/libjxl/libjxl/issues/459 | 972,700,344 | 459 |
[
"libjxl",
"libjxl"
] | it's said that the jxl library is compatible jpeg. so can it also used to decode jpeg?
| can jxl decode api be used in jpeg file? | https://api.github.com/repos/libjxl/libjxl/issues/455/comments | 9 | 2021-08-17T10:31:24Z | 2022-03-31T12:09:37Z | https://github.com/libjxl/libjxl/issues/455 | 972,539,705 | 455 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
Although building now works (https://github.com/libjxl/libjxl/actions/runs/1106694153), some useful binaries are missing.
**Describe the solution you'd like**
Please change the building process to build also the GIMP plugin which I think is the mos... | Add more artifacts to builds | https://api.github.com/repos/libjxl/libjxl/issues/454/comments | 1 | 2021-08-17T10:27:48Z | 2024-03-04T10:15:46Z | https://github.com/libjxl/libjxl/issues/454 | 972,536,845 | 454 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
When encoding a lossless image with the `C API` the following assert is being raised: `enc_modular.cc:506: JXL_ASSERT: !fp`.
**To Reproduce**
We are getting this exception inside @ImageMagick and it suspect that it is happening because we are doing this:
```c
basic_info.bits_per_sample=32;... | enc_modular.cc:506: JXL_ASSERT: !fp | https://api.github.com/repos/libjxl/libjxl/issues/447/comments | 2 | 2021-08-14T10:56:14Z | 2021-11-19T15:38:55Z | https://github.com/libjxl/libjxl/issues/447 | 970,886,634 | 447 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
As well as targeting size/bpp, it would also be useful to target a specified fidelity type and value.
**Describe the solution you'd like**
Would like a --target_((psnr)|(ssim)|...)=X option to help slot in to static (Web site) image generation.
c... | Allow explicit targeting to psnr/ssim/etc. | https://api.github.com/repos/libjxl/libjxl/issues/436/comments | 15 | 2021-08-12T16:14:45Z | 2022-11-06T09:16:06Z | https://github.com/libjxl/libjxl/issues/436 | 969,124,779 | 436 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
Filenames with leading `-` characters are hard to feed in and out of the CLI encoder/decoder as it tries to parse them as options.
**Describe the solution you'd like**
Add a special option (`--` seems to be pretty much ubiquitous for this) to tell ... | Add flag to cjxl/djxl to stop parsing options. | https://api.github.com/repos/libjxl/libjxl/issues/433/comments | 0 | 2021-08-12T13:33:08Z | 2021-08-24T13:19:55Z | https://github.com/libjxl/libjxl/issues/433 | 968,837,766 | 433 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
A JXL file can represent several different things in terms of image compression. But there is no easy way to know how an image was encoded in JXL. Is it lossy or lossless?
**Describe the solution you'd like**
The JXL image should indicate the t... | Lossy / lossless indication in JXL file | https://api.github.com/repos/libjxl/libjxl/issues/432/comments | 27 | 2021-08-12T08:22:44Z | 2024-11-08T22:47:22Z | https://github.com/libjxl/libjxl/issues/432 | 968,333,743 | 432 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
As JPEG XL supports bunch of stuff that makes it a great intermediate format, it would make sense if it was supported by cjxl for recompression. This would be especially useful for testing different compression levels, and particularly for testing gene... | Accept JPEG XL files as input to cjxl | https://api.github.com/repos/libjxl/libjxl/issues/430/comments | 3 | 2021-08-11T02:09:09Z | 2023-05-22T20:07:04Z | https://github.com/libjxl/libjxl/issues/430 | 965,715,755 | 430 |
[
"libjxl",
"libjxl"
] | The static libjxl.a we install depends on skcms.a (when using skcms which is the default). In the libjxl.so case we bundle the skcms.a into the shared library, but in the static case the skcms.a is missing. Unlike with hwy, brotli, etc, the skcms dependency is not listed in the pkg-config .pc file since I'm not aware o... | libjxl.a depends on missing skcms static library | https://api.github.com/repos/libjxl/libjxl/issues/428/comments | 1 | 2021-08-10T17:10:37Z | 2021-08-13T12:14:49Z | https://github.com/libjxl/libjxl/issues/428 | 965,155,843 | 428 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
cjxl v0.3.7 and v0.5.0 output significantly larger JXL than (benign) input PNG.
**To Reproduce**
(img/data.png attached, is my own creation, and released under CC0: enjoy!)
% cwebp... | cjxl lossless encoding of PNG much larger than input | https://api.github.com/repos/libjxl/libjxl/issues/426/comments | 11 | 2021-08-09T17:58:59Z | 2021-11-21T14:44:21Z | https://github.com/libjxl/libjxl/issues/426 | 964,233,947 | 426 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Assertion failed when compressing a gif with cjxl.
```bash
$ ./libjxl/build/tools/cjxl ./poc.gif /tmp/jxl.jxl
JPEG XL encoder v0.5.0 4122f3e [AVX2,SSE4,Scalar]
<path>/libjxl/lib/jxl/image.cc:94: JXL_CHECK: bytes_.get()
[1] 1073940 illegal hardware instruction ./libjxl/build/tools/cjxl ./p... | Assertion failed in lib/jxl/image.cc jxl::PlaneBase::PlaneBase | https://api.github.com/repos/libjxl/libjxl/issues/422/comments | 2 | 2021-08-08T09:14:24Z | 2021-11-19T17:10:15Z | https://github.com/libjxl/libjxl/issues/422 | 963,389,737 | 422 |
[
"libjxl",
"libjxl"
] | what about :
enable/disable static or shared lib
enable/disable doc
enable/disable binaries
enable/disable java
thank you
| build request: add options to disable parts of the build | https://api.github.com/repos/libjxl/libjxl/issues/421/comments | 1 | 2021-08-07T14:03:01Z | 2021-08-11T12:18:16Z | https://github.com/libjxl/libjxl/issues/421 | 963,236,651 | 421 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
```
[ 90%] Building CXX object lib/CMakeFiles/jxl_extras-static.dir/extras/codec_apng.cc.obj
E:/Documents/programmes_x64/msys2/home/vtorri/gitroot_64/jpeg-xl/lib/extras/codec_gif.cc:35:51: error: no matching function for call to 'DGifCloseFile'
void operator()(GifFileType* const ptr) const ... | windows: build error with msys2+clang : "no matching function for call to 'DGifCloseFile'" | https://api.github.com/repos/libjxl/libjxl/issues/420/comments | 5 | 2021-08-07T04:12:39Z | 2021-08-10T18:26:49Z | https://github.com/libjxl/libjxl/issues/420 | 963,150,054 | 420 |
[
"libjxl",
"libjxl"
] | Hello,
when I open [jpegxl-logo.jxl](https://github.com/novomesk/qt-jpegxl-image-plugin/blob/main/testfiles/jpegxl-logo.jxl) image in GIMP 2.10.24, the image looks too transparent:
When converted to pn... | GIMP file-jxl plugin: image imported incorrectly | https://api.github.com/repos/libjxl/libjxl/issues/417/comments | 4 | 2021-08-06T15:25:41Z | 2022-05-15T10:17:28Z | https://github.com/libjxl/libjxl/issues/417 | 962,836,749 | 417 |
[
"libjxl",
"libjxl"
] | Spotted by a user in AV1 Discord when encoding one of the images with generated noise
Source: [song.png](https://cdn.discordapp.com/attachments/673202643916816384/872678376979197952/song.png)
Full resolution encoded jxl `-d 1 -s 7` [song.d1s7.jxl.png](https://cdn.discordapp.com/attachments/804324493420920833/87286368... | Very noticeable color shift | https://api.github.com/repos/libjxl/libjxl/issues/414/comments | 18 | 2021-08-05T15:48:14Z | 2025-04-13T17:15:36Z | https://github.com/libjxl/libjxl/issues/414 | 961,961,940 | 414 |
[
"libjxl",
"libjxl"
] | uninitialized read in masking estimation
```
if (y % 4 == 3) {
float* row_dout = pre_erosion[thread].Row((y - y_start) / 4);
for (size_t x = 0; x < (x1 - x0) / 4; x++) {
row_dout[x] = (row_out[x * 4] + row_out[x * 4 + 1] +
row_out[x * 4 + 2] + row_out[x * 4 + 3]) *
... | uninitialized read in masking estimation | https://api.github.com/repos/libjxl/libjxl/issues/413/comments | 1 | 2021-08-05T10:49:55Z | 2021-08-05T14:09:11Z | https://github.com/libjxl/libjxl/issues/413 | 961,695,923 | 413 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
As part of our test and release process we run unit tests on libjxl with sanitizers enabled, including clang's UndefinedBehaviorSanitizer which caught this error:
```
build/libgcc/include/c++/trunk/bits/random.tcc:1042:21: runtime error: -inf is outside the range of representable values of t... | Undefined behavior enc_ma.cc:994 | https://api.github.com/repos/libjxl/libjxl/issues/409/comments | 3 | 2021-08-04T08:47:48Z | 2021-08-04T13:13:03Z | https://github.com/libjxl/libjxl/issues/409 | 960,083,032 | 409 |
[
"libjxl",
"libjxl"
] | Hello. Hopefully I'm doing this right.
# Describe the bug
I am trying to build [libjxl (0.5) from the Arch Linux User Repository (AUR)](https://aur.archlinux.org/packages/libjxl/) and halfway while building its dependency [Highway (0.14.0) from the AUR also](https://aur.archlinux.org/packages/highway/) , I get th... | Building libjxl dependency Highway 0.14.0 halfway results in "Error running executable: Illegal instruction" | https://api.github.com/repos/libjxl/libjxl/issues/408/comments | 15 | 2021-08-04T02:41:48Z | 2022-03-30T13:21:58Z | https://github.com/libjxl/libjxl/issues/408 | 959,807,216 | 408 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
when compressing a png with `cjxl -E 3 -s 9 -e 9 "DNA_Structure+Key+Labelled.pn_NoBB.png" "DNA_Structure+Key+Labelled.pn_NoBB.jxl"` encoding proceeds as normal but soon after produces this output
`/build/yay/libjxl-git/src/libjxl/lib/jxl/enc_ac_strategy.h:52: JXL_DASSERT: masking_field_row[by * m... | cjxl illegal instruction when using vardct with extra options | https://api.github.com/repos/libjxl/libjxl/issues/407/comments | 11 | 2021-08-04T01:25:59Z | 2021-08-05T10:50:09Z | https://github.com/libjxl/libjxl/issues/407 | 959,751,771 | 407 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
jxl encode/write crashes on the `cjxl` command when the input is a png image that was generated by the Qt/C++ screenshot API. No output image is produced.
**To Reproduce**
1) take a screenshot with the Qt/C++ API and save it as a png image:
```C++
// Qt/C++: grab a screenshot (X11) and save ... | Crash during encode/write when the input is a png image created by the Qt/C++ API | https://api.github.com/repos/libjxl/libjxl/issues/405/comments | 7 | 2021-08-03T21:06:42Z | 2021-08-11T19:08:56Z | https://github.com/libjxl/libjxl/issues/405 | 959,509,191 | 405 |
[
"libjxl",
"libjxl"
] | Hello,
I tried to install latest main branch on Gentoo Linux and I have got following warning:
```
* QA Notice: Unresolved soname dependencies:
*
* /usr/lib64/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-jxl.so: libjxl_dec.so.0
*
```
eog cannot open JXL images (it used gdk-pixbuf plugins).
The ... | libjxl_dec.so.0 => not found | https://api.github.com/repos/libjxl/libjxl/issues/399/comments | 1 | 2021-08-03T10:32:49Z | 2021-08-03T12:26:06Z | https://github.com/libjxl/libjxl/issues/399 | 958,973,792 | 399 |
[
"libjxl",
"libjxl"
] | **Summary**
Building libjxl 0.5.0 JNI with Java 7 will result in compilation failure.
I am aware that [Vanilla OpenJDK 8 / 11 are known to work well](https://github.com/libjxl/libjxl/blob/main/tools/CMakeLists.txt#L359), but CMake does not check the version of OpenJDK, and if I use `jre7-openjdk-7.u261_2.6.22-1` on... | Cannot build JNI with Java 7 | https://api.github.com/repos/libjxl/libjxl/issues/396/comments | 2 | 2021-08-03T02:34:20Z | 2021-08-03T13:40:15Z | https://github.com/libjxl/libjxl/issues/396 | 958,659,998 | 396 |
[
"libjxl",
"libjxl"
] | With the idea to use it into a `npm` wrapper, like in `image-min` plugins.
There are plans to publish a binary version package for OSX, Windows and Linux in each release?
| Publish binary versions package | https://api.github.com/repos/libjxl/libjxl/issues/395/comments | 12 | 2021-08-02T21:07:17Z | 2024-10-31T23:11:39Z | https://github.com/libjxl/libjxl/issues/395 | 958,508,018 | 395 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Attempt to encode apng to jxl animation fails with an error
**To Reproduce**
- input (using ImageMagick convert)
```bash
convert -size 1x1 canvas:white 1.png
convert -size 1x1 canvas:black 2.png
convert -delay 10 *.png anim.apng
cjxl anim.apng out.jxl
```
- output
```
JPEG XL encode... | cjxl: apng input "Failed to read image" | https://api.github.com/repos/libjxl/libjxl/issues/392/comments | 2 | 2021-08-02T18:38:47Z | 2021-08-03T23:43:51Z | https://github.com/libjxl/libjxl/issues/392 | 958,409,197 | 392 |
[
"libjxl",
"libjxl"
] | It's very convenient when working with 2D buffer **always accept and support destination STRIDE** everywhere possible.
Example: when decoding two JXL images (let's say 2 map tiles), by using *dstStride* one can stich them together into one output buffer. No redundant copies needed in order to reorg pixels. Of course J... | JxlDecoderSetImageOutBuffer should accept output buffer stride (dstStride) in bytes | https://api.github.com/repos/libjxl/libjxl/issues/388/comments | 3 | 2021-08-02T06:30:48Z | 2021-11-21T13:50:03Z | https://github.com/libjxl/libjxl/issues/388 | 957,799,457 | 388 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
If I encode a specific file once lossless and once lossy but high quality the resulting lossy file is bigger.
**To Reproduce**
Using this [Picture](https://nilesjohnson.net/images/tiling-overlays.png)
Lossless: cjxl tiling-overlays.png tiling-overlays.d0.0.jxl -d 0.0
Lossy: cjxl tiling-overl... | Lossy encoding file size is bigger than lossless | https://api.github.com/repos/libjxl/libjxl/issues/386/comments | 9 | 2021-07-31T02:35:28Z | 2024-01-18T07:14:47Z | https://github.com/libjxl/libjxl/issues/386 | 957,152,568 | 386 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
`doc/man/cjxl.txt` seems to be missing several of the options described in `tools/cjxl.cc`'s `AddCommandLineOptions` function. I noticed this problem when looking for how to use `--resampling`.
I am used to thinking a manpage should show all options and provide more explanation on them than `--... | Incomplete manpage for cjxl | https://api.github.com/repos/libjxl/libjxl/issues/384/comments | 6 | 2021-07-30T09:49:09Z | 2024-03-04T10:12:32Z | https://github.com/libjxl/libjxl/issues/384 | 956,589,925 | 384 |
[
"libjxl",
"libjxl"
] | setting aside whether bundling libraries at all is a good idea, i think libjxl should not install file "libhwy.a" globally (or libhwy_contrib.a, libhwy.pc, etc). for those who want bundled libraries, they shouldn't suddenly get unexpected highway installed alongside jxl. | bundled highway installed globally | https://api.github.com/repos/libjxl/libjxl/issues/367/comments | 3 | 2021-07-26T21:45:05Z | 2021-11-22T15:22:54Z | https://github.com/libjxl/libjxl/issues/367 | 953,312,932 | 367 |
[
"libjxl",
"libjxl"
] | Hello, oss-fuzz is reporting an out of bounds write in libjxl master:
```
| AddressSanitizer:DEADLYSIGNAL
| =================================================================
| ==655724==ERROR: AddressSanitizer: SEGV on unknown address 0x000000001000 (pc 0x000002d55019 bp 0x7f4bc69f7a50 sp 0x7f4bc69f78c0 T2)... | Out of bounds write in master libjxl reported by oss-fuzz | https://api.github.com/repos/libjxl/libjxl/issues/360/comments | 8 | 2021-07-26T11:42:15Z | 2021-07-27T14:44:06Z | https://github.com/libjxl/libjxl/issues/360 | 952,813,258 | 360 |
[
"libjxl",
"libjxl"
] |
At the file format level, we have defined brotli-compressed boxes (`brob`), but this hasn't been implemented yet. | compressed exif/xmp is not yet implemented | https://api.github.com/repos/libjxl/libjxl/issues/357/comments | 12 | 2021-07-26T08:53:53Z | 2024-03-04T10:12:32Z | https://github.com/libjxl/libjxl/issues/357 | 952,665,916 | 357 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
If `cjxl` failed to encode the input file, it still returns a successful `ExitCode`.
**To Reproduce**
Just try to encode any invalid file:
```Powershell
PS > cjxl 0.jpg 1.jxl
JPEG XL encoder v0.5.0 [SSE4,Scalar]
Failed to read image 0.jpg.
PS > $LastExitCode
0
```
```Cmd
cjxl 0.jpg 1.... | `cjxl` - incorrect `ExitCode` on failure | https://api.github.com/repos/libjxl/libjxl/issues/354/comments | 0 | 2021-07-24T06:57:13Z | 2021-07-26T10:51:42Z | https://github.com/libjxl/libjxl/issues/354 | 952,015,666 | 354 |
[
"libjxl",
"libjxl"
] | Hello everyone,
oss-fuzz thinks it has a multibyte read of of bounds in libjxl master, or more specifically in highway. I'm reporting here since the error is presumably in libjxl, although I've not checked.
asan output:
```
| ==312304==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x631000012e00 ... | multibyte read out of bounds reported by oss-fuzz in libjxl master | https://api.github.com/repos/libjxl/libjxl/issues/347/comments | 1 | 2021-07-22T18:45:23Z | 2021-07-26T08:14:12Z | https://github.com/libjxl/libjxl/issues/347 | 950,950,177 | 347 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
Encoding `1.jpg` appears to work, but no file is created.
`cjxl` output omits the `Including container: [size] bytes ([bpp] bpp).` message.
If the flags `-j` or `--strip` are used however, it does work.
**To Reproduce**
```
~/P/test $ ls
1.jpg
~/P/test $ cjxl 1.jpg 1.jxl
JPEG XL encoder ... | cjxl silently fails when losslessly transcoding a jpg | https://api.github.com/repos/libjxl/libjxl/issues/346/comments | 12 | 2021-07-22T16:03:29Z | 2021-11-12T16:42:57Z | https://github.com/libjxl/libjxl/issues/346 | 950,822,229 | 346 |
[
"libjxl",
"libjxl"
] | Am running cygwin.
Built the code according to the instructions on the main page with the following optional libraries: libgif-dev libjpeg-dev libpng-dev libwebp-dev
Code built successfully
Running cjxl against any image file as instructed gets this response:
```
$cjxl 12345.jpg 12345.jxl
JPEG XL encoder ... | Segmentation fault with cjxl built under cygwin | https://api.github.com/repos/libjxl/libjxl/issues/334/comments | 20 | 2021-07-19T15:57:51Z | 2022-03-30T13:04:18Z | https://github.com/libjxl/libjxl/issues/334 | 947,798,698 | 334 |
[
"libjxl",
"libjxl"
] | I tried to build djxl with all the dependencies included because I need to run it in an other container, and it does seems to work, either it doesn't build or decompression throw a segmentation fault error. The decompression works without -DJPEGXL_STATIC=ON
this works
```
CC=clang-7 CXX=clang++-7 ./ci.sh opt
./dj... | djxl segmentation fault with -DJPEGXL_STATIC=ON build | https://api.github.com/repos/libjxl/libjxl/issues/332/comments | 3 | 2021-07-18T21:23:22Z | 2021-07-19T15:35:19Z | https://github.com/libjxl/libjxl/issues/332 | 947,120,236 | 332 |
[
"libjxl",
"libjxl"
] | Encoding does not work with the `--resampling' option and speed/effort higher than 7
`-s 8 -q 30 --resampling=2`
```
JPEG XL encoder v0.3.7 [AVX2]
Read 1473x820 image, 47.2 MP/s
Encoding [VarDCT, d6.400, kitten], 8 threads.
../lib/jxl/image_bundle.cc:62: JXL_CHECK: ec.xsize() == xs
```
Sometimes without e... | Encoding does not work with the `--resampling' option and speed/effort higher than 7 | https://api.github.com/repos/libjxl/libjxl/issues/330/comments | 3 | 2021-07-18T19:02:50Z | 2024-03-04T10:12:31Z | https://github.com/libjxl/libjxl/issues/330 | 947,098,216 | 330 |
[
"libjxl",
"libjxl"
] | I'm trying to apply progressive encoding and decoding features. There seems no command line option for djxl to instruct it which quality level it stops to decode an image. I have to truncate the jxl code stream and simply apply djxl. It works to some degree, but djxl uses all information in the truncated compression co... | Progressive Decode | https://api.github.com/repos/libjxl/libjxl/issues/329/comments | 4 | 2021-07-17T15:54:55Z | 2021-11-19T16:19:22Z | https://github.com/libjxl/libjxl/issues/329 | 946,849,539 | 329 |
[
"libjxl",
"libjxl"
] | It would be nice to be able to convert webp directly to jxl, | Suggestion: accept webp as input | https://api.github.com/repos/libjxl/libjxl/issues/315/comments | 6 | 2021-07-11T22:11:09Z | 2021-11-19T15:44:19Z | https://github.com/libjxl/libjxl/issues/315 | 941,541,118 | 315 |
[
"libjxl",
"libjxl"
] | I tried to assess lossy compression quality for medical images. I used V0.3.7. The lossy compressed images look like useless. I tried efforts 4 and 7 there is no difference. The quality I chose include 90, 98, 99. In all cases artifacts clearly visible. Are any there parameters I missed to adjust, or JPEG XL does not ... | JPEG XL image compression quality | https://api.github.com/repos/libjxl/libjxl/issues/314/comments | 20 | 2021-07-10T16:55:20Z | 2024-01-18T07:14:47Z | https://github.com/libjxl/libjxl/issues/314 | 941,286,389 | 314 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
A dividing by zero error in lib/extras/codec_apng.cc:283 jxl::DecodeImageAPNG(), the `delay_den` can be 0 resulting in an Arithmetic Exception.
**To Reproduce**
Steps to reproduce the behavior:
```bash
$ CC=clang CXX=clang++ CFLAGS="-g" CXXFLAGS="-g" cmake -DCMAKE_BUILD_TYPE=Release -DBUILD_... | A Division-By-Zero error in lib/extras/codec_apng.cc jxl::DecodeImageAPNG() | https://api.github.com/repos/libjxl/libjxl/issues/308/comments | 4 | 2021-07-09T12:29:54Z | 2021-07-15T10:34:08Z | https://github.com/libjxl/libjxl/issues/308 | 940,721,822 | 308 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
There are memory leaks in the gdk-pixbuf loader.
**To Reproduce**
```
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <gdk/gdk.h>
#include <glib.h>
int main() {
GError *error = NULL;
GdkPixbuf *pb;
gdk_init(NULL, NULL);
pb = gdk_pixbuf_new_from_file("rose.jxl", &error);
g_... | Memory leaks in pixbufloader | https://api.github.com/repos/libjxl/libjxl/issues/299/comments | 0 | 2021-07-08T11:45:53Z | 2021-07-20T14:03:31Z | https://github.com/libjxl/libjxl/issues/299 | 939,773,415 | 299 |
[
"libjxl",
"libjxl"
] | Hello, this issue isn't a bug report of any kind.
I wanted to ask if anyone knows what I am doing wrong.
Sorry for interrupting the development, personally I think it's a great project and my issue is caused mostly by my poor C/C++ skills (and maybe lack of documentation but that's understandable since AFAIK this A... | Encoding animations with API | https://api.github.com/repos/libjxl/libjxl/issues/275/comments | 2 | 2021-07-03T22:33:48Z | 2022-03-15T09:11:48Z | https://github.com/libjxl/libjxl/issues/275 | 936,337,104 | 275 |
[
"libjxl",
"libjxl"
] | In my code, I set `m_info.orientation = JXL_ORIENT_FLIP_VERTICAL;` on the JxlBasicInfo that I eventually send to `JxlEncoderSetBasicInfo`, which should create an orientation value of 4 in the output JXL. When I run `jxlinfo` on it however, I read `orientation: 1`. This appears to be the case for all JxlOrientation valu... | Encode API does not apply selected orientation | https://api.github.com/repos/libjxl/libjxl/issues/271/comments | 1 | 2021-07-03T04:43:48Z | 2021-11-19T09:46:00Z | https://github.com/libjxl/libjxl/issues/271 | 936,170,458 | 271 |
[
"libjxl",
"libjxl"
] | cjxl v0.3.7 [AVX2,SSE4,Scalar]
A few times now, I've wanted to decode a lossless JXL and re-encode it into a lossy JXL. Since cjxl does not allow input of JXL files, I use an intermediary PNG. At some point in the chain however, color information seems to be lost as see here:
![2021-07-01_20-59](https://user-images... | Attempting to create a lossy JXL from a lossless JXL produces a dark image | https://api.github.com/repos/libjxl/libjxl/issues/266/comments | 7 | 2021-07-02T01:06:11Z | 2021-07-10T04:34:24Z | https://github.com/libjxl/libjxl/issues/266 | 935,324,704 | 266 |
[
"libjxl",
"libjxl"
] | **Describe the bug**
I was confused when `djxl` did not report that input file does not exist and just did nothing.
**To Reproduce**
Steps to reproduce the behavior:
`djxl input-file-name-wtih-a-typo.jxl output-file-name.png`
**Expected behavior**
Report that input file does not exist
| djxl does not report if input file is not found | https://api.github.com/repos/libjxl/libjxl/issues/265/comments | 3 | 2021-07-01T15:03:45Z | 2021-07-02T13:58:51Z | https://github.com/libjxl/libjxl/issues/265 | 934,942,740 | 265 |
[
"libjxl",
"libjxl"
] | **Is your feature request related to a problem? Please describe.**
I would like to store a collection of GIFs in JXLs (because of the excellent compression). However, I would also like to restore these JXLs to their original format, GIF. I noticed that djxl can produce a series of JPEGs and PNGs from a GIF encoded to ... | djxl : decode GIF from JXL | https://api.github.com/repos/libjxl/libjxl/issues/258/comments | 5 | 2021-07-01T00:14:40Z | 2024-03-04T10:12:31Z | https://github.com/libjxl/libjxl/issues/258 | 934,225,807 | 258 |
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