Module: libav Branch: master Commit: d4b9974465baf893e90527a366e7a7411ded1ef8
Author: Ronald S. Bultje <[email protected]> Committer: Ronald S. Bultje <[email protected]> Date: Wed Aug 24 14:36:16 2011 -0700 vc1: properly zero coded_block[] edges on new slice entry. Previously, we would leave the left edge uninitialized, which led to CBP prediction errors on slice edges, e.g. in SA10098.vc1. --- libavcodec/vc1dec.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c index 8bf900c..4954d4f 100644 --- a/libavcodec/vc1dec.c +++ b/libavcodec/vc1dec.c @@ -3019,7 +3019,7 @@ static void vc1_decode_i_blocks_adv(VC1Context *v) s->mb_x = 0; ff_init_block_index(s); memset(&s->coded_block[s->block_index[0]-s->b8_stride], 0, - s->b8_stride * sizeof(*s->coded_block)); + (1 + s->b8_stride) * sizeof(*s->coded_block)); } for(; s->mb_y < s->end_mb_y; s->mb_y++) { s->mb_x = 0; _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
