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src/decoder/dvpp/DvppSnapshot.h 1.88 KB
4061a3c3   Hu Chunming   更换decoder
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  #include<string>
  
  #include "depend_headers.h"
  #include "dvpp_headers.h"
  #include "DvppDataMemory.hpp"
  
  #include <queue>
  #include <mutex>
  #include <thread>
  #include <chrono>
  #include <atomic>
  #include <memory>
  
  using namespace std;
  
  typedef void(*RECEIVER_FINISHED_CALLBACK)(const void* userPtr);
  
  
  struct Vdec_CallBack_UserData;
  
  class DvppSnapshot{
  public:
      DvppSnapshot();
      ~DvppSnapshot();
  
      bool init(FFDecConfig cfg);
  
      DvppDataMemory* snapshot();
  
  public:
      void doVdppVdecCallBack(acldvppStreamDesc *input, acldvppPicDesc *output, void *pUserData);
      void doProcessReport();
  
  private:
      AVCodecContext* init_FFmpeg(FFDecConfig config);
      bool init_vdpp(FFDecConfig cfg, AVCodecContext* avctx);
      void release_ffmpeg();
      
      int sendPkt(aclvdecChannelDesc *vdecChannelDesc, AVPacket* pkt, unsigned long long frame_nb);
      bool sendVdecEos(aclvdecChannelDesc *vdecChannelDesc);
      void release_dvpp();
  
      int getVdecType(int videoType, int profile);
  
      void calcOutResolution(int w, int h);
  
  private:
      FFDecConfig m_cfg;
      string m_dec_name;
  
      bool m_bFinished{false};
      bool m_bRunning{false};
  
      bool m_bExitReportThd{false};
  
      // 读取数据
      int video_index{-1};
      AVFormatContext *fmt_ctx{nullptr};
      AVPixelFormat pix_fmt;
      AVCodecContext *avctx{nullptr};
      AVBSFContext * h264bsfc{nullptr};
  
      int frame_width{0};
  	int frame_height{0};
      int out_frame_width{0};
  	int out_frame_height{0};
      bool m_bReal {false}; // 是否实时流
      float m_fps{0.0};
  
      bool m_bResize {false};
  
      // 解码
      int m_dvpp_deviceId {-1};
      int m_dvpp_channel {-1};
      aclrtContext m_context{nullptr};
      acldvppStreamFormat m_enType;
  
      int m_vdec_out_size {-1};
  
      queue<DvppDataMemory*> m_decoded_data_queue;
      mutex m_decoded_data_queue_mtx;
  
      uint64_t m_in_count {0};
      uint64_t m_out_count {0};
  
      std::atomic<int> m_DvppCacheCounter{0};
  };