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avconv: Do not try to configure filter outputs without streams

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Prevent a NULL-dereference.

CC: libav-stable@libav.org
This commit is contained in:
Luca Barbato 2015-10-05 20:49:55 +02:00
parent d7a5a178c2
commit 8b830ee9a2
1 changed files with 6 additions and 2 deletions
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8
avconv_filter.c
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@ -702,8 +702,12 @@ int configure_filtergraph(FilterGraph *fg)
return ret;
avfilter_inout_free(&inputs);
for (cur = outputs, i = 0; cur; cur = cur->next, i++)
configure_output_filter(fg, fg->outputs[i], cur);
for (cur = outputs, i = 0; cur; cur = cur->next, i++) {
OutputFilter *ofilter = fg->outputs[i];
if (ofilter->ost)
configure_output_filter(fg, ofilter, cur);
}
avfilter_inout_free(&outputs);
if ((ret = avfilter_graph_config(fg->graph, NULL)) < 0)