Defined in a recent revision of https://www.webmproject.org/docs/container/
Signed-off-by: James Almer <jamr...@gmail.com>
---
libavformat/matroskadec.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index cda8df2213..edc4f5d476 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -2397,6 +2397,10 @@ static int matroska_parse_tracks(AVFormatContext *s)
return ret;
} else if (codec_id == AV_CODEC_ID_PRORES && track->codec_priv.size ==
4) {
fourcc = AV_RL32(track->codec_priv.data);
+ } else if (codec_id == AV_CODEC_ID_VP9 && track->codec_priv.size) {
+ /* we don't need any value stored in CodecPrivate.
+ make sure that it's not exported as extradata. */
+ track->codec_priv.size = 0;
}
track->codec_priv.size -= extradata_offset;
--
2.16.1
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