It's been added recently. Here's the definition: https://github.com/ietf-wg-cellar/matroska-specification/blob/master/codec_specs.md#a_atracat1
------- Original Message ------- On Monday, March 6th, 2023 at 7:39 PM, Paul B Mahol <[email protected]> wrote: > On 3/6/23, asivery [email protected] wrote: > > > Signed-off-by: asivery [email protected] > > --- > > libavformat/matroska.c | 1 + > > libavformat/matroskadec.c | 2 ++ > > 2 files changed, 3 insertions(+) > > > where is this defined? > > > diff --git a/libavformat/matroska.c b/libavformat/matroska.c > > index 90d94b65bf..37305a523c 100644 > > --- a/libavformat/matroska.c > > +++ b/libavformat/matroska.c > > @@ -55,6 +55,7 @@ const CodecTags ff_mkv_codec_tags[]={ > > {"A_REAL/ATRC" , AV_CODEC_ID_ATRAC3}, > > {"A_REAL/COOK" , AV_CODEC_ID_COOK}, > > {"A_REAL/SIPR" , AV_CODEC_ID_SIPR}, > > + {"A_ATRAC/AT1" , AV_CODEC_ID_ATRAC1}, > > {"A_TRUEHD" , AV_CODEC_ID_TRUEHD}, > > {"A_TTA1" , AV_CODEC_ID_TTA}, > > {"A_VORBIS" , AV_CODEC_ID_VORBIS}, > > diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c > > index d582f566a2..0aa8e6f3b3 100644 > > --- a/libavformat/matroskadec.c > > +++ b/libavformat/matroskadec.c > > @@ -2795,6 +2795,8 @@ static int matroska_parse_tracks(AVFormatContext s) > > track->audio.frame_size); > > if (!track->audio.buf) > > return AVERROR(ENOMEM); > > + } else if (codec_id == AV_CODEC_ID_ATRAC1) { > > + st->codecpar->block_align = track->audio.channels * 212; / Constant ATRAC > > frame size */ > > } else if (codec_id == AV_CODEC_ID_FLAC && track->codec_priv.size) { > > ret = matroska_parse_flac(s, track, &extradata_offset); > > if (ret < 0) > > -- > > 2.34.1 > > _______________________________________________ > > ffmpeg-devel mailing list > > [email protected] > > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > > > To unsubscribe, visit link above, or email > > [email protected] with subject "unsubscribe". > > _______________________________________________ > ffmpeg-devel mailing list > [email protected] > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
