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avfilter/vf_tinterlace: check clone return value 

Inspired by: 3a16ec19d2

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-11-19 18:08:58 +01:00
parent 0a382aa99b
commit 6a71efff33
1 changed files with 2 additions and 0 deletions
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2
libavfilter/vf_tinterlace.c
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@ -263,6 +263,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *picref)
case MODE_DROP_ODD: /* only output even frames, odd frames are dropped; height unchanged, half framerate */
case MODE_DROP_EVEN: /* only output odd frames, even frames are dropped; height unchanged, half framerate */
out = av_frame_clone(tinterlace->mode == MODE_DROP_EVEN ? cur : next);
if (!out)
return AVERROR(ENOMEM);
av_frame_free(&tinterlace->next);
break;