Hu Chunming / FFNvDecoder

  #include "FFNvDecoder.h"
  #include<iostream>
  #include<vector>
  #include<map>
  
  using namespace std;
  

  struct MgrDecConfig
  {
      FFDecConfig cfg;
      string name{""};
  };
  

  class FFNvDecoderManager{
  public:
      static FFNvDecoderManager* getInstance(){
  		static FFNvDecoderManager* singleton = nullptr;
  		if (singleton == nullptr){
  			singleton = new FFNvDecoderManager();
  		}
  		return singleton;
  	}
  
      ~FFNvDecoderManager()
      {
          closeAllDecoder();
      }
  

      FFNvDecoder* createDecoder(MgrDecConfig& config);

      void setUserPtr(string name, const void * userPtr);
  
      FFNvDecoder* getDecoderByName(const string name);
  
      void startDecode(FFNvDecoder*);
      void startAllDecode();
      bool startDecodeByName(string name);
  
      bool closeDecoderByName(string name);
      void closeAllDecoder();

      void closeAllFinishedDecoder();
  
      bool removeDecoderByName(string name);

  
      bool pauseDecoder(string name);
      bool resumeDecoder(string name);
  

      bool isSurport(FFDecConfig& cfg);
  
      bool isRunning(string name);

  
      int count();
  
  private:
      FFNvDecoderManager(){}
  
  private:
      map<string, FFNvDecoder*> decoderMap;
  };