Merge pull request wang-bin#959 from 0xFelix/master

Set the avg_frame_rate for newly created AVStream (Fixes wang-bin#955)
Ssunnyy · Oct 6, 2017 · b17b3f6 · b17b3f6
2 parents dff05bb + abf42f5
commit b17b3f6
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/AVMuxer.cpp b/src/AVMuxer.cpp
@@ -116,6 +116,8 @@ AVStream *AVMuxer::Private::addStream(AVFormatContext* ctx, const QString &codec
     // set by avformat if unset
     s->id = ctx->nb_streams - 1;
     s->time_base = kTB;
+    // Set avg_frame_rate based on encoder frame_rate
+    s->avg_frame_rate = av_d2q(1.0/venc->frameRate(), venc->frameRate()*1001.0+2);
     AVCodecContext *c = s->codec;
     c->codec_id = codec->id;
     // Using codec->time_base is deprecated, but needed for older lavf.