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* Copyright 2017-2024 NVIDIA Corporation. All rights reserved.
*
* Please refer to the NVIDIA end user license agreement (EULA) associated
* with this source code for terms and conditions that govern your use of
* this software. Any use, reproduction, disclosure, or distribution of
* this software and related documentation outside the terms of the EULA
* is strictly prohibited.
*
*/
//---------------------------------------------------------------------------
//! \file AppDecImageProvider.cpp
//! \brief Source file for AppDecImageProvider sample
//!
//! This sample application illustrates the decoding of a media file in a desired color format.
//! The application supports native (nv12 or p016), bgra, bgrp and bgra64 output formats.
//---------------------------------------------------------------------------
#include <cuda.h>
#include <iostream>
#include <algorithm>
#include <memory>
#include "NvDecoder/NvDecoder.h"
#include "../Utils/FFmpegDemuxer.h"
#include "../Utils/ColorSpace.h"
#include "../Common/AppDecUtils.h"
simplelogger::Logger *logger = simplelogger::LoggerFactory::CreateConsoleLogger();
/**
* @brief Function to copy image data from CUDA device pointer to host buffer
* @param dpSrc - CUDA device pointer which holds decoded raw frame
* @param pDst - Pointer to host buffer which acts as the destination for the copy
* @param nWidth - Width of decoded frame
* @param nHeight - Height of decoded frame
*/
void GetImage(CUdeviceptr dpSrc, uint8_t *pDst, int nWidth, int nHeight)
{
CUDA_MEMCPY2D m = { 0 };
m.WidthInBytes = nWidth;
m.Height = nHeight;
m.srcMemoryType = CU_MEMORYTYPE_DEVICE;
m.srcDevice = (CUdeviceptr)dpSrc;
m.srcPitch = m.WidthInBytes;
m.dstMemoryType = CU_MEMORYTYPE_HOST;
m.dstDevice = (CUdeviceptr)(m.dstHost = pDst);
m.dstPitch = m.WidthInBytes;
cuMemcpy2D(&m);
}
enum OutputFormat
{
native = 0, bgrp, rgbp, bgra, rgba, bgra64, rgba64, rgb, bgr
};
std::vector<std::string> vstrOutputFormatName =
{
"native", "bgrp", "rgbp", "bgra", "rgba", "bgra64", "rgba64", "rgb", "bgr"
};
std::string GetSupportedFormats()
{
std::ostringstream oss;
for (auto& v : vstrOutputFormatName)
{
oss << " " << v;
}
return oss.str();
}
static void ShowBriefHelp()
{
std::ostringstream oss;
oss << "NVIDIA Video Decoder Image Provider Sample Application\n";
oss << "================================================\n\n";
oss << "Usage: AppDecImageProvider -i <input_file> [options]\n\n";
// Brief table of core arguments
oss << "Common Arguments:\n";
oss << std::left << std::setw(25) << "Argument"
<< std::setw(12) << "Type"
<< "Default Value\n";
oss << std::string(50, '-') << "\n";
oss << std::left << std::setw(25) << "-i <path>"
<< std::setw(12) << "Required"
<< "N/A\n";
oss << std::left << std::setw(25) << "-o <path>"
<< std::setw(12) << "Optional"
<< "out.<format>\n";
oss << std::left << std::setw(25) << "-of <format>"
<< std::setw(12) << "Optional"
<< "native\n";
oss << std::left << std::setw(25) << "-gpu <n>"
<< std::setw(12) << "Optional"
<< "0\n";
oss << "\nSupported output formats:" << GetSupportedFormats() << "\n";
oss << "\nFor detailed help, use -A/--advanced-options\n";
oss << "To view decode capabilities, use -dc/--decode-caps\n";
std::cout << oss.str();
exit(0);
}
static void ShowDetailedHelp()
{
std::ostringstream oss;
oss << "NVIDIA Video Decoder Image Provider Sample Application - Detailed Help\n";
oss << "=============================================================\n\n";
oss << "Usage: AppDecImageProvider -i <input_file> [options]\n\n";
// Full table of all arguments
oss << "All Arguments:\n";
oss << std::left << std::setw(25) << "Argument"
<< std::setw(12) << "Type"
<< std::setw(20) << "Default Value"
<< "Description\n";
oss << std::string(80, '-') << "\n";
// Required arguments
oss << std::left << std::setw(25) << "-i <path>"
<< std::setw(12) << "Required"
<< std::setw(20) << "N/A"
<< "Input video file path\n";
// Optional arguments
oss << std::left << std::setw(25) << "-o <path>"
<< std::setw(12) << "Optional"
<< std::setw(20) << "out.<format>"
<< "Output file path\n";
oss << std::left << std::setw(25) << "-of <format>"
<< std::setw(12) << "Optional"
<< std::setw(20) << "native"
<< "Output format\n";
oss << std::left << std::setw(25) << "-gpu <n>"
<< std::setw(12) << "Optional"
<< std::setw(20) << "0"
<< "GPU device ordinal\n";
// Detailed descriptions
oss << "\nDetailed Descriptions:\n";
oss << "-------------------\n";
oss << std::left << std::setw(25) << "-i" << ": Input video file path. Supported formats include H.264, HEVC, MPEG-2, VP8, VP9, AV1\n";
oss << std::left << std::setw(25) << "-o" << ": Output file path. If not specified, defaults to 'out.<format>'\n";
oss << std::left << std::setw(25) << "-of" << ": Output format for decoded frames. See supported formats below\n";
oss << std::left << std::setw(25) << "-gpu" << ": GPU device ordinal for decoding. Must be within available GPU range\n";
oss << std::left << std::setw(25) << "-h/--help" << ": Print usage information for common commandline options\n";
oss << std::left << std::setw(25) << "-A/--advanced-options" << ": Print usage information for common and advanced commandline options\n";
oss << std::left << std::setw(25) << "-dc/--decode-caps" << ": Print decode capabilities of GPU\n";
// Output format details
oss << "\nSupported Output Formats:\n";
oss << "----------------------\n";
oss << "native : Original decoded format (NV12/P016)\n";
oss << "bgrp : Planar BGR\n";
oss << "rgbp : Planar RGB\n";
oss << "bgra : Interleaved BGRA-8bit\n";
oss << "rgba : Interleaved RGBA-8bit\n";
oss << "bgra64 : Interleaved BGRA-16bit\n";
oss << "rgba64 : Interleaved RGBA-16bit\n";
oss << "rgb : Interleaved RGB-8bit\n";
oss << "bgr : Interleaved BGR-8bit\n";
// Important notes
oss << "\nNotes:\n";
oss << "------\n";
oss << "* Native format is used by default if -of is not specified\n";
oss << "* Output filename will be 'out.<format>' if -o is not specified\n";
oss << "* GPU ordinal must be within available GPU range\n";
oss << std::endl;
oss << "To view decode capabilities, use -dc/--decode-caps\n";
std::cout << oss.str();
exit(0);
}
static void ShowHelpAndExit(const char *szBadOption = NULL)
{
if (szBadOption)
{
std::ostringstream oss;
oss << "Error parsing \"" << szBadOption << "\"\n";
oss << "Use -h/--help for basic usage or -A/--advanced-options for detailed information\n";
throw std::invalid_argument(oss.str());
}
}
void ParseCommandLine(int argc, char *argv[], char *szInputFileName,
OutputFormat &eOutputFormat, char *szOutputFileName, int &iGpu)
{
std::ostringstream oss;
if (argc == 1) {
std::cout << "No Arguments provided! Please refer to the following for options:" << "\"\n";
ShowBriefHelp();
}
int i;
for (i = 1; i < argc; i++) {
if (!_stricmp(argv[i], "-h") || !_stricmp(argv[i], "--help")) {
ShowBriefHelp();
}
if (!_stricmp(argv[i], "-A") || !_stricmp(argv[i], "--advanced-options")) {
ShowDetailedHelp();
}
if (!_stricmp(argv[i], "-dc") || !_stricmp(argv[i], "--decode-caps")) {
ShowDecoderCapability();
}
if (!_stricmp(argv[i], "-i")) {
if (++i == argc) {
ShowHelpAndExit("-i");
}
sprintf(szInputFileName, "%s", argv[i]);
continue;
}
if (!_stricmp(argv[i], "-o")) {
if (++i == argc) {
ShowHelpAndExit("-o");
}
sprintf(szOutputFileName, "%s", argv[i]);
continue;
}
if (!_stricmp(argv[i], "-of")) {
if (++i == argc) {
ShowHelpAndExit("-of");
}
auto it = find(vstrOutputFormatName.begin(), vstrOutputFormatName.end(), argv[i]);
if (it == vstrOutputFormatName.end()) {
ShowHelpAndExit("-of");
}
eOutputFormat = (OutputFormat)(it - vstrOutputFormatName.begin());
continue;
}
if (!_stricmp(argv[i], "-gpu")) {
if (++i == argc) {
ShowHelpAndExit("-gpu");
}
iGpu = atoi(argv[i]);
continue;
}
ShowHelpAndExit(argv[i]);
}
}
int main(int argc, char **argv)
{
char szInFilePath[256] = "", szOutFilePath[256] = "";
OutputFormat eOutputFormat = native;
int iGpu = 0;
bool bReturn = 1;
CUdeviceptr pTmpImage = 0;
try
{
ParseCommandLine(argc, argv, szInFilePath, eOutputFormat, szOutFilePath, iGpu);
CheckInputFile(szInFilePath);
if (!*szOutFilePath)
{
sprintf(szOutFilePath, "out.%s", vstrOutputFormatName[eOutputFormat].c_str());
}
std::ofstream fpOut(szOutFilePath, std::ios::out | std::ios::binary);
if (!fpOut)
{
std::ostringstream err;
err << "Unable to open output file: " << szOutFilePath << std::endl;
throw std::invalid_argument(err.str());
}
ck(cuInit(0));
int nGpu = 0;
ck(cuDeviceGetCount(&nGpu));
if (iGpu < 0 || iGpu >= nGpu)
{
std::ostringstream err;
err << "GPU ordinal out of range. Should be within [" << 0 << ", " << nGpu - 1 << "]";
throw std::invalid_argument(err.str());
}
CUcontext cuContext = NULL;
createCudaContext(&cuContext, iGpu, 0);
FFmpegDemuxer demuxer(szInFilePath);
NvDecoder dec(cuContext, true, FFmpeg2NvCodecId(demuxer.GetVideoCodec()));
int nWidth = 0, nHeight = 0, nFrameSize = 0;
int anSize[] = { 0, 3, 3, 4, 4, 8, 8, 3, 3 };
std::unique_ptr<uint8_t[]> pImage;
int nVideoBytes = 0, nFrameReturned = 0, nFrame = 0, iMatrix = 0;
uint8_t *pVideo = nullptr;
uint8_t *pFrame;
do {
demuxer.Demux(&pVideo, &nVideoBytes);
nFrameReturned = dec.Decode(pVideo, nVideoBytes);
if (!nFrame && nFrameReturned)
{
LOG(INFO) << dec.GetVideoInfo();
// Get output frame size from decoder
nWidth = dec.GetWidth(); nHeight = dec.GetHeight();
nFrameSize = eOutputFormat == native ? dec.GetFrameSize() : nWidth * nHeight * anSize[eOutputFormat];
std::unique_ptr<uint8_t[]> pTemp(new uint8_t[nFrameSize]);
pImage = std::move(pTemp);
cuMemAlloc(&pTmpImage, nWidth * nHeight * anSize[eOutputFormat]);
}
for (int i = 0; i < nFrameReturned; i++)
{
iMatrix = dec.GetVideoFormatInfo().video_signal_description.matrix_coefficients;
pFrame = dec.GetFrame();
if (dec.GetBitDepth() == 8) {
switch (eOutputFormat) {
case native:
GetImage((CUdeviceptr)pFrame, reinterpret_cast<uint8_t*>(pImage.get()), dec.GetWidth(), dec.GetHeight() + (dec.GetChromaHeight() * dec.GetNumChromaPlanes()));
break;
case bgrp:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColorPlanar<BGRA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColorPlanar<BGRA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColorPlanar<BGRA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), dec.GetWidth(), 3 * dec.GetHeight());
break;
case rgbp:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColorPlanar<RGBA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColorPlanar<RGBA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColorPlanar<RGBA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), dec.GetWidth(), 3 * dec.GetHeight());
break;
case bgra:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColor32<BGRA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColor32<BGRA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColor32<BGRA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 4 * dec.GetWidth(), dec.GetHeight());
break;
case rgba:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColor32<RGBA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColor32<RGBA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColor32<RGBA32>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 4 * dec.GetWidth(), dec.GetHeight());
break;
case rgb:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColor24<RGB24>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColor24<RGB24>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColor24<RGB24>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 3 * dec.GetWidth(), dec.GetHeight());
break;
case bgr:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColor24<BGR24>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColor24<BGR24>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColor24<BGR24>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 3 * dec.GetWidth(), dec.GetHeight());
break;
case bgra64:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColor64<BGRA64>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColor64<BGRA64>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColor64<BGRA64>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 8 * dec.GetWidth(), dec.GetHeight());
break;
case rgba64:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444)
YUV444ToColor64<RGBA64>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_NV12)
Nv12ToColor64<RGBA64>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
Nv16ToColor64<RGBA64>(pFrame, dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 8 * dec.GetWidth(), dec.GetHeight());
break;
}
}
else
{
switch (eOutputFormat) {
case native:
GetImage((CUdeviceptr)pFrame, reinterpret_cast<uint8_t*>(pImage.get()), 2 * dec.GetWidth(), dec.GetHeight() + (dec.GetChromaHeight() * dec.GetNumChromaPlanes()));
break;
case bgrp:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColorPlanar<BGRA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColorPlanar<BGRA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColorPlanar<BGRA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), dec.GetWidth(), 3 * dec.GetHeight());
break;
case rgbp:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColorPlanar<RGBA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColorPlanar<RGBA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColorPlanar<RGBA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), dec.GetWidth(), 3 * dec.GetHeight());
break;
case bgra:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColor32<BGRA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColor32<BGRA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColor32<BGRA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 4 * dec.GetWidth(), dec.GetHeight());
break;
case rgba:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColor32<RGBA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColor32<RGBA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColor32<RGBA32>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 4 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 4 * dec.GetWidth(), dec.GetHeight());
break;
case rgb:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColor24<RGB24>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColor24<RGB24>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColor24<RGB24>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 3 * dec.GetWidth(), dec.GetHeight());
break;
case bgr:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColor24<BGR24>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColor24<BGR24>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColor24<BGR24>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 3 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 3 * dec.GetWidth(), dec.GetHeight());
break;
case bgra64:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColor64<BGRA64>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColor64<BGRA64>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColor64<BGRA64>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 8 * dec.GetWidth(), dec.GetHeight());
break;
case rgba64:
if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_YUV444_16Bit)
YUV444P16ToColor64<RGBA64>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else if (dec.GetOutputFormat() == cudaVideoSurfaceFormat_P016)
P016ToColor64<RGBA64>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
else
P216ToColor64<RGBA64>(pFrame, 2 * dec.GetWidth(), (uint8_t*)pTmpImage, 8 * dec.GetWidth(), dec.GetWidth(), dec.GetHeight(), iMatrix);
GetImage(pTmpImage, reinterpret_cast<uint8_t*>(pImage.get()), 8 * dec.GetWidth(), dec.GetHeight());
break;
}
}
fpOut.write(reinterpret_cast<char*>(pImage.get()), nFrameSize);
}
nFrame += nFrameReturned;
} while (nVideoBytes);
if (pTmpImage) {
cuMemFree(pTmpImage);
}
std::cout << "Total frame decoded: " << nFrame << std::endl << "Saved in file " << szOutFilePath << std::endl;
fpOut.close();
}
catch (const std::exception& ex)
{
std::cout << ex.what();
exit(1);
}
return 0;
}
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