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avcodec: Fix lowres handling in buffer allocation

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-04-19 21:43:15 +02:00
parent a8b05dde0d
commit 05b2c998c7
1 changed files with 2 additions and 2 deletions
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4
libavcodec/utils.c
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@ -621,8 +621,8 @@ int ff_init_buffer_info(AVCodecContext *avctx, AVFrame *frame)
switch (avctx->codec->type) { switch (avctx->codec->type) {
case AVMEDIA_TYPE_VIDEO: case AVMEDIA_TYPE_VIDEO:
frame->width = FFMAX(avctx->width, avctx->coded_width); frame->width = FFMAX(avctx->width , -((-avctx->coded_width )>>avctx->lowres));
frame->height = FFMAX(avctx->height, avctx->coded_height); frame->height = FFMAX(avctx->height, -((-avctx->coded_height)>>avctx->lowres));
if (frame->format < 0) if (frame->format < 0)
frame->format = avctx->pix_fmt; frame->format = avctx->pix_fmt;
if (!frame->sample_aspect_ratio.num) if (!frame->sample_aspect_ratio.num)