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avcodec/utils: Check the return code of av_image_fill_linesizes()

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Fixes CID1271741

Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2016-02-03 15:50:17 +01:00
parent 93f4b41208
commit edc34c937b
1 changed files with 3 additions and 1 deletions
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4
libavcodec/utils.c
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@ -521,7 +521,9 @@ static int update_frame_pool(AVCodecContext *avctx, AVFrame *frame)
do {
// NOTE: do not align linesizes individually, this breaks e.g. assumptions
// that linesize[0] == 2*linesize[1] in the MPEG-encoder for 4:2:2
av_image_fill_linesizes(linesize, avctx->pix_fmt, w);
ret = av_image_fill_linesizes(linesize, avctx->pix_fmt, w);
if (ret < 0)
return ret;
// increase alignment of w for next try (rhs gives the lowest bit set in w)
w += w & ~(w - 1);