libavcodec/tiertexseqv.c:150: error: Uninitialized Value
  The value read from c[_] was never initialized.

libavcodec/tiertexseqv.c:150:13: 
148.             for (j = 0; j < 3; j++, data++)
149.                 c[j] = (*data << 2) | (*data >> 4);
150.             palette[i] = AV_RB24(c);
                 ^
151.         }
152.         seq->frame.palette_has_changed = 1;
