libavcodec/svq1dec.c:219: error: Uninitialized Value
  The value read from bit_cache was never initialized.

libavcodec/svq1dec.c:219:13: 
217.                 memset(&dst[y * (pitch / 4)], mean, width);
218.         } else {
219.             SVQ1_CALC_CODEBOOK_ENTRIES(ff_svq1_intra_codebooks);
                 ^
220.             SVQ1_DO_CODEBOOK_INTRA()
221.         }
