85cc8cb9
 Hu Chunming
ๅ็ไปฃ็
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#ifndef __DxDecoder__DxDecoder__
#define __DxDecoder__DxDecoder__
#include "DxDecoderInterface.h"
#include <queue>
#include <stdio.h>
#ifdef _MSC_VER
#include <Windows.h>
#pragma comment( lib, "avcodec.lib" )
#pragma comment( lib, "avdevice.lib" )
#pragma comment( lib, "avfilter.lib" )
#pragma comment( lib, "avformat.lib" )
#pragma comment( lib, "avutil.lib" )
#pragma comment( lib, "postproc.lib" )
#pragma comment( lib, "swresample.lib" )
#pragma comment( lib, "swscale.lib" )
#endif
extern "C"
{
#include <libavcodec/avcodec.h>
#include <libavdevice/avdevice.h>
#include <libavformat/avformat.h>
#include <libavfilter/avfilter.h>
#include <libavutil/avutil.h>
#include <libswscale/swscale.h>
}
#include <cuda.h>
#include <cuda_runtime.h>
#include <builtin_types.h>
#include <cuviddec.h>
#include <helper_functions.h>
#include <helper_cuda_drvapi.h> // helper file for CUDA Driver API calls and error checking
#include "FrameQueue.h"
#include "VideoParser.h"
#include "VideoDecoder.h"
#include "cuda_kernels.h"
#define CUDA_UNKNOW_CODEC ( ( cudaVideoCodec )-1 )
cudaVideoCreateFlags getDecodeMode(int iMode);
cudaVideoCodec getCodecId( unsigned int id );
cudaVideoChromaFormat getColorFmt( unsigned int fmt );
typedef struct DxCUDAContext
{
int width;
int height;
CUcontext cxt;
CUdevice devId;
DxVideoConfig cfg;
CUVIDEOFORMAT fmt;
CUvideoctxlock lock;
FrameQueue * frames;
VideoParser * parser;
VideoDecoder * decoder;
cudaVideoCreateFlags flags;
}DxCUDAContext;
typedef struct DxCUDACoreContext
{
int devCount;
CUcontext * cxt;
unsigned int * refs;
CRITICAL_SECTION criCxt;
}DxCUDACoreContext;
class DxDecoder: public DxDecoderInterface
{
public:
DxDecoder( const DxDecoderConfig * cfg );
virtual ~DxDecoder();
virtual int OpenDecoder( const char * uri );
virtual int CloseDecoder();
static int InitDecoder();
static void UninitDecoder();
private:
int InitCUDA();
int UninitCUDA();
int StreamProbe();
int CheckCUDAProperty( int devId );
#ifdef DX_WINDOWS
static DWORD __stdcall StreamParseThread( void * params );
static DWORD __stdcall CUDAWorkThread( void * params );
#endif
#ifdef DX_LINUX
static void * __stdcall StreamParseThread( void * params );
static void * __stdcall CUDAWorkThread( void * params );
#endif
private:
BOOL m_bRun;
char m_uri[4096];
HANDLE m_hThread;
DxDecoderConfig m_cfg;
DxCUDAContext m_cudaCxt;
CRITICAL_SECTION m_criTms;
unsigned int m_parseFrame;
unsigned int m_decodeFrame;
std::queue < unsigned long long > m_tms;
static DxCUDACoreContext * s_coreCxt;
};
#endif
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