libavcodec/metasound.c:334: error: Uninitialized Value
  The value read from isampf was never initialized.

libavcodec/metasound.c:334:5: 
332.         tctx->mtab = &ff_metasound_mode2224s;
333.         break;
334.     case (1 << 16) + (44 << 8) + 32:
         ^
335.         tctx->mtab = &ff_metasound_mode4432;
336.         break;
