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-rw-r--r--demux/demux_mkv.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/demux/demux_mkv.c b/demux/demux_mkv.c
index 4eb4df260f..761985c204 100644
--- a/demux/demux_mkv.c
+++ b/demux/demux_mkv.c
@@ -1679,6 +1679,12 @@ static int demux_mkv_open_audio(demuxer_t *demuxer, mkv_track_t *track)
AV_WL32(data + 10, track->a_osfreq);
// Bogus: last frame won't be played.
AV_WL32(data + 14, 0);
+ } else if (strcmp(codec, "opus")) {
+ // Hardcode the rate libavcodec's opus decoder outputs, so that
+ // AV_PKT_DATA_SKIP_SAMPLES actually works. The Matroska header only
+ // has an arbitrary "input" samplerate, while libavcodec is fixed to
+ // output 48000.
+ sh_a->samplerate = 48000;
}
// Some files have broken default DefaultDuration set, which will lead to