Hi!
Attached poc fixes remuxing hevc from mpegts to mkv.
The mov muxer writes an empty hvcC atom in this case.
What has to be done?
Carl Eugen
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index c781c8a..e3fe4fa 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -602,8 +602,9 @@ static int mkv_write_native_codecprivate(AVFormatContext *s,
return ff_isom_write_avcc(dyn_cp, codec->extradata,
codec->extradata_size);
case AV_CODEC_ID_HEVC:
- return ff_isom_write_hvcc(dyn_cp, codec->extradata,
+ ff_isom_write_hvcc(dyn_cp, codec->extradata,
codec->extradata_size, 0);
+ return 0;
case AV_CODEC_ID_ALAC:
if (codec->extradata_size < 36) {
av_log(s, AV_LOG_ERROR,
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