update ffmpeg

zhangmeng

2019-09-20 be9c1d1f659b0ff31f656424c478e83a4f7c53b5

 csrc/ffmpeg/property/VideoProp.hpp

@@ -39,7 +39,8 @@
      int          udp_port_y_;

      bool          gpu_acc_;
        
        int          gpu_index_;
		
        AVRational      sample_aspect_ratio_;

   };