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vf_yadif: fix missing error handling for avfilter_poll_frame()

This commit is contained in:
Robert Nagy 2012-04-15 15:46:37 +02:00 committed by Diego Biurrun
parent 08354bf458
commit a07578f3f2
1 changed files with 4 additions and 0 deletions
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4
libavfilter/vf_yadif.c
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@ -316,11 +316,15 @@ static int poll_frame(AVFilterLink *link)
return 1;
val = avfilter_poll_frame(link->src->inputs[0]);
if (val <= 0)
return val;
if (val==1 && !yadif->next) { //FIXME change API to not requre this red tape
if ((ret = avfilter_request_frame(link->src->inputs[0])) < 0)
return ret;
val = avfilter_poll_frame(link->src->inputs[0]);
if (val <= 0)
return val;
}
assert(yadif->next || !val);