This is a requirement of the AV1-ISOBMFF spec. Section 2.1. General Requirements & Brands states:
* It SHALL have the av01 brand among the compatible brands array of the FileTypeBox Signed-off-by: Derek Buitenhuis <derek.buitenh...@gmail.com> --- libavformat/movenc.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/libavformat/movenc.c b/libavformat/movenc.c index 520aaafb74..ddec551017 100644 --- a/libavformat/movenc.c +++ b/libavformat/movenc.c @@ -4875,7 +4875,7 @@ static int mov_write_ftyp_tag(AVIOContext *pb, AVFormatContext *s) { MOVMuxContext *mov = s->priv_data; int64_t pos = avio_tell(pb); - int has_h264 = 0, has_video = 0; + int has_h264 = 0, has_av1 = 0, has_video = 0; int i; for (i = 0; i < s->nb_streams; i++) { @@ -4886,6 +4886,8 @@ static int mov_write_ftyp_tag(AVIOContext *pb, AVFormatContext *s) has_video = 1; if (st->codecpar->codec_id == AV_CODEC_ID_H264) has_h264 = 1; + if (st->codecpar->codec_id == AV_CODEC_ID_AV1) + has_av1 = 1; } avio_wb32(pb, 0); /* size */ @@ -4925,6 +4927,8 @@ static int mov_write_ftyp_tag(AVIOContext *pb, AVFormatContext *s) ffio_wfourcc(pb, "iso2"); if (has_h264) ffio_wfourcc(pb, "avc1"); + if (has_av1) + ffio_wfourcc(pb, "av01"); } } -- 2.27.0.rc2 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".