libavformat/mpeg.c:422: error: Uninitialized Value
  The value read from dvdaudio_substream_type was never initialized.

libavformat/mpeg.c:422:5: 
420.     enum AVMediaType type;
421.     int64_t pts, dts, dummy_pos; //dummy_pos is needed for the index building to work
422.     uint8_t av_uninit(dvdaudio_substream_type);
         ^
423. 
424.  redo:
