From: "Ronald S. Bultje" <[email protected]>
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 ae7906d..bd37bd3 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;
--
1.7.5.4
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