libavcodec/metasound.c:337: error: Uninitialized Value
  The value read from isampf was never initialized.

libavcodec/metasound.c:337:5: 
335.         tctx->mtab = &ff_metasound_mode4432;
336.         break;
337.     case (2 << 16) + (44 << 8) + 32:
         ^
338.         tctx->mtab = &ff_metasound_mode4432s;
339.         break;
