libavcodec/metasound.c:328: error: Uninitialized Value
  The value read from isampf was never initialized.

libavcodec/metasound.c:328:5: 
326.         tctx->mtab = &ff_metasound_mode1616s;
327.         break;
328.     case (1 << 16) + (22 << 8) + 24:
         ^
329.         tctx->mtab = &ff_metasound_mode2224;
330.         break;
