/*
*?Copyright?2017-2020?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?AppDec.cpp
//!?\brief?Source?file?for?AppDec?sample
//!
//!?This?sample?application?illustrates?the?demuxing?and?decoding?of?a?media?file?followed?by?resize?and?crop?of?the?output?frames.
//!?The?application?supports?both?planar?（YUV420P?and?YUV420P16）?and?non-planar?（NV12?and?P016）?output?formats.
//---------------------------------------------------------------------------

#include?
#include?
#include?
#include?
#include?“NvDecoder/NvDecoder.h“
#include?“../Utils/NvCodecUtils.h“
#include?“../Utils/FFmpegDemuxer.h“
#include?“../Common/AppDecUtils.h“

simplelogger::Logger?*logger?=?simplelogger::LoggerFactory::CreateConsoleLogger（）;


void?ConvertSemiplanarToPlanar（uint8_t?*pHostframe?int?nWidth?int?nHeight?int?nBitDepth）?{
????if?（nBitDepth?==?8）?{
????????//?nv12->iyuv
????????YuvConverter?converter8（nWidth?nHeight）;
????????converter8.UVInterleavedToPlanar（pHostframe）;
????}?else?{
????????//?p016->yuv420p16
????????YuvConverter?converter16（nWidth?nHeight）;
????????converter16.UVInterleavedToPlanar（（uint16_t?*）pHostframe）;
????}
}

/**
*???@brief??Function?to?decode?media?file?and?write?raw?frames?into?an?output?file.
*???@param??cuContext?????-?Handle?to?CUDA?context
*???@param??szInFilePath??-?Path?to?file?to?be?decoded
*???@param??szOutFilePath?-?Path?to?output?file?into?which?raw?frames?are?stored
*???@param??bOutPlanar????-?Flag?to?indicate?whether?output?needs?to?be?converted?to?planar?format
*???@param??cropRect??????-?Cropping?rectangle?coordinates
*???@param??resizeDim?????-?Resizing?dimensions?for?output
*/
void?DecodeMediaFile（CUcontext?cuContext?const?char?*szInFilePath?const?char?*szOutFilePath?bool?bOutPlanar
????const?Rect?&cropRect?const?Dim?&resizeDim）
{
????std::ofstream?fpOut（szOutFilePath?std::ios::out?|?std::ios::binary）;
????if?（!fpOut）
????{
????????std::ostringstream?err;
????????err?<????????throw?std::invalid_argument（err.str（））;
????}

????FFmpegDemuxer?demuxer（szInFilePath）;
????NvDecoder?dec（cuContext?false?FFmpeg2NvCodecId（demuxer.GetVideoCodec（））?false?false?&cropRect?&resizeDim）;

????int?nVideoBytes?=?0?nframeReturned?=?0?nframe?=?0;
????uint8_t?*pVideo?=?NULL?*pframe;
????bool?bDecodeOutSemiPlanar?=?false;
????do?{
????????demuxer.Demux（&pVideo?&nVideoBytes）;
????????nframeReturned?=?dec.Decode（pVideo?nVideoBytes）;
????????if?（!n

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2020-06-25?19:52??Video_Codec_SDK_10.0.26\
?????文件?????1439008??2020-06-25?19:48??Video_Codec_SDK_10.0.26\Deprecation_Notices.pdf
?????目錄???????????0??2020-06-25?19:52??Video_Codec_SDK_10.0.26\Doc\
?????文件?????1463217??2020-06-25?19:49??Video_Codec_SDK_10.0.26\Doc\NVDEC_Application_Note.pdf
?????文件?????1625498??2020-06-25?19:50??Video_Codec_SDK_10.0.26\Doc\NVDEC_VideoDecoder_API_ProgGuide.pdf
?????文件?????1480562??2020-06-25?19:50??Video_Codec_SDK_10.0.26\Doc\NVENC_Application_Note.pdf
?????文件?????1465160??2020-06-25?19:51??Video_Codec_SDK_10.0.26\Doc\NVENC_Preset_Migration_Guide.pdf
?????文件?????1691097??2020-06-25?19:51??Video_Codec_SDK_10.0.26\Doc\NVENC_VideoEncoder_API_ProgGuide.pdf
?????文件?????1583585??2020-06-25?19:52??Video_Codec_SDK_10.0.26\Doc\Using_FFmpeg_with_NVIDIA_GPU_Hardware_Acceleration.pdf
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Interface\
?????文件???????52074??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Interface\cuviddec.h
?????文件???????24058??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Interface\nvcuvid.h
?????文件??????237173??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Interface\nvEncodeAPI.h
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\linux\
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\linux\stubs\
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\linux\stubs\aarch64\
?????文件????????4736??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\linux\stubs\aarch64\libnvcuvid.so
?????文件????????4736??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\linux\stubs\aarch64\libnvidia-encode.so
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\linux\stubs\ppc64le\
?????文件????????3800??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\linux\stubs\ppc64le\libnvcuvid.so
?????文件????????1752??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\linux\stubs\ppc64le\libnvidia-encode.so
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\linux\stubs\x86_64\
?????文件????????3528??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\linux\stubs\x86_64\libnvcuvid.so
?????文件????????1480??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\linux\stubs\x86_64\libnvidia-encode.so
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\Win32\
?????文件????????9000??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\Win32\nvcuvid.lib
?????文件????????2152??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\Win32\nvencodeapi.lib
?????目錄???????????0??2020-06-25?19:46??Video_Codec_SDK_10.0.26\Lib\x64\
?????文件????????8152??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\x64\nvcuvid.lib
?????文件????????2232??2020-06-25?19:39??Video_Codec_SDK_10.0.26\Lib\x64\nvencodeapi.lib
............此處省略215個(gè)文件信息