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vp56:Fix error recovery code on size changes in vp5/6 decoder

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Laurent Aimar 2011-09-24 16:16:40 +02:00 committed by Michael Niedermayer
parent 91f104496b
commit 1aad9cd9d2
1 changed files with 4 additions and 1 deletions
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5
libavcodec/vp56.c
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@ -467,6 +467,7 @@ static int vp56_size_changed(AVCodecContext *avctx)
s->mb_height = (avctx->coded_height+15) / 16;
if (s->mb_width > 1000 || s->mb_height > 1000) {
avcodec_set_dimensions(avctx, 0, 0);
av_log(avctx, AV_LOG_ERROR, "picture too big\n");
return -1;
}
@ -521,8 +522,10 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *data_size,
if (s->frames[i].data[0])
avctx->release_buffer(avctx, &s->frames[i]);
}
if (is_alpha)
if (is_alpha) {
avcodec_set_dimensions(avctx, 0, 0);
return -1;
}
}
if (!is_alpha) {