libavcodec/metasound.c:322: error: Uninitialized Value
  The value read from isampf was never initialized.

libavcodec/metasound.c:322:5: 
320.         tctx->mtab = &ff_metasound_mode1110s;
321.         break;
322.     case (1 << 16) + (16 << 8) + 16:
         ^
323.         tctx->mtab = &ff_metasound_mode1616;
324.         break;
