On Wed, Aug 24, 2011 at 02:36:16PM -0700, Ronald S. Bultje wrote: > 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; > --
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