go dll 返回ffmpeg avpacket

MYLIBDLL int byte_url(char* url, ByteFunc tcallback(unsigned char*, int size));

  

   

    

     

    
    

     

      int byte_url(char* url, ByteFunc tcallback(unsigned char*, int size))
     
    
   

    

     

    
    

     

      {
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      	av_log_set_level(AV_LOG_WARNING);
     
    
   

    

     

    
    

     

      	av_register_all();
     
    
   

    

     

    
    

     
	unsigned version = avcodec_version();
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     
	printf("FFmpeg version: %d\n", version);
     
    
   

    

     

    
    

     
 
     
    
   

    

     

    
    

     

      	AVFormatContext *pFormatCtx;
     
    
   

    

     

    
    

     
	int i, videoindex;
     
    
   

    

     

    
    

     

      	AVCodecContext  *pCodecCtx;
     
    
   

    

     

    
    

     

      	AVCodec *pCodec;
     
    
   

    

     

    
    

     
	char filepath[] = "video.264";
     
    
   

    

     

    
    

     

      	avformat_network_init();
     
    
   

    

     

    
    

     

      	pFormatCtx = avformat_alloc_context();
     
    
   

    

     

    
    

     

      	AVDictionary* options = NULL;
     
    
   

    

     

    
    

     

      	av_dict_set(&options, "buffer_size", "1024000", 0);
     
    
   

    

     

    
    

     
	//av_dict_set(&options, "max_delay", "500000", 0);
     
    
   

    

     

    
    

     
	//av_dict_set(&options, "stimeout", "20000000", 0); //设置超时断开连接时间
     
    
   

    

     

    
    

     

      	av_dict_set(&options, "rtsp_transport", "udp", 0);  //以udp方式打开，如果以tcp方式打开将udp替换为tcp 
     
    
   

    

     

    
    

     
	if (avformat_o
     
    
  
 

文章来源: blog.csdn.net，作者：网奇，版权归原作者所有，如需转载，请联系作者。

原文链接：blog.csdn.net/jacke121/article/details/88663786