update ffmpeg

zhangmeng

2020-01-19 6f9d46539bce25828e3229db6cd9c0dbae1f3e11

 csrc/wrapper.cpp

@@ -105,16 +105,19 @@
        prop.gpu_acc_ = !cpu_;

       std::unique_ptr<FormatIn> in(new FormatIn(prop.gpuAccl()));
       AVDictionary *avdic = prop.optsFormat();
       int flag = -1;
        if (gb_){
            flag = in->openGb28181(input, NULL);
        }else{
            flag = in->open(input, &avdic);
           AVDictionary *avdic = prop.optsFormat();
            if(avdic){
                flag = in->open(input, &avdic);
              av_dict_free(&avdic);
           }else{
                flag = in->open(input, NULL);
            }
        }
       if(avdic){
          av_dict_free(&avdic);
       }
    	
        if(flag == 0){
            if(!in->findStreamInfo(NULL)){
                logIt("can't find video stream\n");