libavcodec/mvcdec.c:197: error: Uninitialized Value
  The value read from color[_] was never initialized.

libavcodec/mvcdec.c:197:21: 
195.             if ((p1 & 0x80)) {
196.                 if ((p0 & 0x7F) == (p1 & 0x7F)) {
197.                     set_4x4_block(dst_start + y * linesize + x * 4, linesize,
                         ^
198.                                   color[p0 & 0x7F]);
199.                 } else {
