libavcodec/metasound.c:325: error: Uninitialized Value
  The value read from isampf was never initialized.

libavcodec/metasound.c:325:5: 
323.         tctx->mtab = &ff_metasound_mode1616;
324.         break;
325.     case (2 << 16) + (16 << 8) + 16:
         ^
326.         tctx->mtab = &ff_metasound_mode1616s;
327.         break;
