generic-library/ffmpeg
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Fix buffer size used for MC of B frames after a resolution change in the real decoder.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Laurent Aimar 2011-09-17 16:56:36 +02:00 committed by Michael Niedermayer
parent 4907f81358
commit a5dc990a4e
1 changed files with 2 additions and 2 deletions
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4
libavcodec/rv34.c
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@ -1303,15 +1303,15 @@ static int rv34_decode_slice(RV34DecContext *r, int end, const uint8_t* buf, int
r->cbp_luma = av_realloc(r->cbp_luma, r->s.mb_stride * r->s.mb_height * sizeof(*r->cbp_luma));
r->cbp_chroma = av_realloc(r->cbp_chroma, r->s.mb_stride * r->s.mb_height * sizeof(*r->cbp_chroma));
r->deblock_coefs = av_realloc(r->deblock_coefs, r->s.mb_stride * r->s.mb_height * sizeof(*r->deblock_coefs));
av_freep(&r->tmp_b_block_base);
}
s->pict_type = r->si.type ? r->si.type : AV_PICTURE_TYPE_I;
if(MPV_frame_start(s, s->avctx) < 0)
return -1;
ff_er_frame_start(s);
if (!r->tmp_b_block_base || s->width != r->si.width || s->height != r->si.height) {
if (!r->tmp_b_block_base) {
int i;
av_free(r->tmp_b_block_base); //realloc() doesn't guarantee alignment
r->tmp_b_block_base = av_malloc(s->linesize * 48);
for (i = 0; i < 2; i++)
r->tmp_b_block_y[i] = r->tmp_b_block_base + i * 16 * s->linesize;