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avfilter/avfilter: fix OOM case for default activate

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Fixes OOM when caller keeps adding frames into filtergraph
that reached EOF by other means, for example EOF is signalled
by other filter in filtergraph or by buffersink.
This commit is contained in:
Paul B Mahol 2023-12-01 16:59:07 +01:00
parent e3e3531d1e
commit d9e41ead82
1 changed files with 10 additions and 0 deletions
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10
libavfilter/avfilter.c
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@ -1167,6 +1167,16 @@ static int ff_filter_activate_default(AVFilterContext *filter)
{
unsigned i;
for (i = 0; i < filter->nb_outputs; i++) {
int ret = filter->outputs[i]->status_in;
if (ret) {
for (int j = 0; j < filter->nb_inputs; j++)
ff_inlink_set_status(filter->inputs[j], ret);
return 0;
}
}
for (i = 0; i < filter->nb_inputs; i++) {
if (samples_ready(filter->inputs[i], filter->inputs[i]->min_samples)) {
return ff_filter_frame_to_filter(filter->inputs[i]);