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authorMichael Niedermayer <michael@niedermayer.cc>2016-04-28 20:49:13 +0200
committerMichael Niedermayer <michael@niedermayer.cc>2017-08-23 13:15:16 +0200
commit0fb30a9744dd48f066762b4cba1aa5fc9bbd394a (patch)
tree6ae284c904e4e6126d908149717ac534068bb22e
parent0f0173554e67bc66273e6d7958766aed1375a006 (diff)
downloadffmpeg-0fb30a9744dd48f066762b4cba1aa5fc9bbd394a.tar.gz
avfilter/af_amix: dont fail if there are no samples in output_frame()
Fixes Ticket5326 Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit abc957e896beb3ce33c5691b9b3701993a381852) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r--libavfilter/af_amix.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libavfilter/af_amix.c b/libavfilter/af_amix.c
index afd7f7eace..fddf1fe0e1 100644
--- a/libavfilter/af_amix.c
+++ b/libavfilter/af_amix.c
@@ -276,6 +276,9 @@ static int output_frame(AVFilterLink *outlink, int nb_samples)
calculate_scales(s, nb_samples);
+ if (nb_samples == 0)
+ return 0;
+
out_buf = ff_get_audio_buffer(outlink, nb_samples);
if (!out_buf)
return AVERROR(ENOMEM);