c8285c8d
 Hu Chunming
GB28181 UDP 有重大进展...
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#ifndef _GB28181_DECODER_H_
#define _GB28181_DECODER_H_
#include "RTPReceiver.h"
#include "common_header.h"
#include "../interface/AbstractDecoder.h"
#include <atomic>
#include <mutex>
struct AVFormatContext;
struct AVCodecContext;
struct AVCodec;
struct AVFrame;
struct AVDictionary;
using namespace std;
class FFGB28181Decoder: public AbstractDecoder
{
public:
FFGB28181Decoder();
~FFGB28181Decoder();
bool init(FFDecConfig& cfg);
void close();
bool start();
void pause();
void resume();
void setDecKeyframe(bool bKeyframe);
bool isRunning();
bool isFinished();
bool isPausing();
bool getResolution( int &width, int &height );
bool isSurport(FFDecConfig& cfg);
int getCachedQueueLength();
float fps();
DECODER_TYPE getDecoderType(){ return DECODER_TYPE_GB28181; }
FFImgInfo* snapshot();
void setName(string nm){
m_dec_name = nm;
}
string getName(){
return m_dec_name;
}
void setPostDecArg(const void* postDecArg);
void setFinishedDecArg(const void* finishedDecArg);
public:
void stream_callback(int videoType, char* data, int len, int isKey, uint64_t pts, uint64_t localPts);
void stream_end_callback();
void post_decode_thread();
private:
DeviceRgbMemory* convert2bgr(AVFrame * gpuFrame);
int ff_decode();
private:
string m_dec_name;
FFDecConfig m_cfg;
RTPReceiver* m_rtpPtr;
int m_port;
uint64_t m_startPts {};
uint64_t m_lastPts {}; //上一次pts的值
uint64_t m_curPts {}; //当前的pts值
uint64_t m_diffPts {};
uint32_t frameW {}, frameH {};
float m_fps {};
int m_frameSkip {};
int log_count {};
std::atomic_int m_status {};
pthread_t m_post_decode_thread;
const void * m_postDecArg;
POST_DECODE_CALLBACK post_decoded_cbk; // 解码数据回调接口
const void * m_finishedDecArg;
DECODE_FINISHED_CALLBACK decode_finished_cbk;
queue<AVFrame*> mFrameQueue;
mutex m_queue_mutex;
mutex m_snapshot_mutex;
bool m_dec_keyframe;
};
#endif // _GB28181_DECODER_H_
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