/*
*?Copyright?2017-2018?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.
*
*/

#include?
#include?
#include?
#include?
#include?“NvDecoder/NvDecoder.h“
#include?“../Utils/NvCodecUtils.h“
#include?“../Utils/FFmpegDemuxer.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）;
????}
}

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?demuxer.GetWidth（）?demuxer.GetHeight（）?false?FFmpeg2NvCodecId（demuxer.GetVideoCodec（））?NULL?false?false?&cropRect?&resizeDim）;

????int?nVideoBytes?=?0?nframeReturned?=?0?nframe?=?0;
????uint8_t?*pVideo?=?NULL?**ppframe;
????bool?bDecodeOutSemiPlanar?=?false;
????do?{
????????demuxer.Demux（&pVideo?&nVideoBytes）;
????????dec.Decode（pVideo?nVideoBytes?&ppframe?&nframeReturned）;
????????if?（!nframe?&&?nframeReturned）
????????????LOG（INFO）?<????????
????????bDecodeOutSemiPlanar?=?（dec.GetOutputFormat（）?==?cudaVideoSurfaceFormat_NV12）?||?（dec.GetOutputFormat（）?==?cudaVideoSurfaceFormat_P016）;
????????
????????for?（int?i?=?0;?i?ameReturned;?i++）?{
????????????if?（bOutPlanar?&&?bDecodeOutSemiPlanar）?{
????????????????ConvertSemiplanarToPlanar（ppframe[i]?dec.GetWidth（）?dec.GetHeight（）?dec.GetBitDepth（））;
????????????}
????????????fpOut.write（reinterpret_cast（ppframe[i]）?dec.GetframeSize（））;
????????}
????????nframe?+=?nframeReturned;
????}?while?（nVideoBytes）;

????std::vector??aszDecodeOutFormat?=?{?“NV12“?“P016“?“YUV444“?“YUV444P16“?};
????if?（bOutPlanar）?{
????????aszDecodeOutFormat[0]?=?“iyuv“;???aszDecodeOutFormat[1]?=?“yuv420p16“;
????}
????std::cout?<ame?decoded:?“?<ame?<????????????<

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\
?????文件?????????654??2019-02-19?15:07??Video_Codec_SDK_9.0.20\deprecation_notices.txt
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\doc\
?????文件??????570429??2019-02-19?15:07??Video_Codec_SDK_9.0.20\doc\NVDEC_Application_Note.pdf
?????文件??????694895??2019-02-19?15:07??Video_Codec_SDK_9.0.20\doc\NVDEC_VideoDecoder_API_ProgGuide.pdf
?????文件??????657175??2019-02-19?15:07??Video_Codec_SDK_9.0.20\doc\NVENC_Application_Note.pdf
?????文件??????874733??2019-02-19?15:07??Video_Codec_SDK_9.0.20\doc\NVENC_VideoEncoder_API_ProgGuide.pdf
?????文件??????709164??2019-02-19?15:07??Video_Codec_SDK_9.0.20\doc\Using_FFmpeg_with_NVIDIA_GPU_Hardware_Acceleration.pdf
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\include\
?????文件???????51590??2019-02-19?15:07??Video_Codec_SDK_9.0.20\include\cuviddec.h
?????文件???????23258??2019-02-19?15:07??Video_Codec_SDK_9.0.20\include\nvcuvid.h
?????文件??????211108??2019-02-19?15:07??Video_Codec_SDK_9.0.20\include\nvEncodeAPI.h
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Lib\
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Lib\linux\
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Lib\linux\stubs\
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Lib\linux\stubs\x86_64\
?????文件????????3528??2019-02-19?15:07??Video_Codec_SDK_9.0.20\Lib\linux\stubs\x86_64\libnvcuvid.so
?????文件????????1480??2019-02-19?15:07??Video_Codec_SDK_9.0.20\Lib\linux\stubs\x86_64\libnvidia-encode.so
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Lib\Win32\
?????文件????????9000??2019-02-19?15:07??Video_Codec_SDK_9.0.20\Lib\Win32\nvcuvid.lib
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Lib\x64\
?????文件????????8152??2019-02-19?15:07??Video_Codec_SDK_9.0.20\Lib\x64\nvcuvid.lib
?????文件??????404812??2019-02-19?15:07??Video_Codec_SDK_9.0.20\LicenseAgreement.pdf
?????文件????????7886??2019-02-19?15:07??Video_Codec_SDK_9.0.20\NOTICES.txt
?????文件????????3786??2019-02-19?15:07??Video_Codec_SDK_9.0.20\ReadMe.txt
?????文件????????2258??2019-02-19?15:07??Video_Codec_SDK_9.0.20\Release_notes.txt
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Samples\
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Samples\AppDecode\
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Samples\AppDecode\AppDec\
?????目錄???????????0??2019-02-19?15:12??Video_Codec_SDK_9.0.20\Samples\AppDecode\AppDecD3D\
?????文件????????4608??2019-02-19?15:07??Video_Codec_SDK_9.0.20\Samples\AppDecode\AppDecD3D\AppDecD3D.cpp
............此處省略245個文件信息