libavcodec/hevc.c:1152: error: Uninitialized Value
  The value read from dc_scale was never initialized.

libavcodec/hevc.c:1152:29: 
1150.                             scale_m = scale_matrix[pos];
1151.                         } else {
1152.                             scale_m = dc_scale;
                                  ^
1153.                         }
1154.                     }
