avfilter/vf_mix: always output frame if array is filled

08b83bf8 · Paul B Mahol · 9e0e8e10 · 08b83bf8
Commit 08b83bf8 authored Feb 02, 2019 by Paul B Mahol
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vf_mix.c libavfilter/vf_mix.c +1 -0

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--- a/libavfilter/vf_mix.c
+++ b/libavfilter/vf_mix.c
@@ -354,6 +354,7 @@ static int tmix_filter_frame(AVFilterLink *inlink, AVFrame *in)
    if (s->nb_frames < s->nb_inputs) {
        s->frames[s->nb_frames] = in;
        s->nb_frames++;
+        if (s->nb_frames < s->nb_inputs)
            return 0;
    } else {
        av_frame_free(&s->frames[0]);