libavcodec/svq1dec.c:262: error: Uninitialized Value
  The value read from bit_cache was never initialized.

libavcodec/svq1dec.c:262:9: 
260.         mean = get_vlc2(bitbuf, svq1_inter_mean.table, 9, 3) - 256;
261. 
262.         SVQ1_CALC_CODEBOOK_ENTRIES(ff_svq1_inter_codebooks);
             ^
263. 
264.         for (y = 0; y < height; y++) {
