[FFmpeg-devel] [PATCH] avformat/matroska: Add support for A_ATRAC/AT1

[Paul B Mahol]

On 3/6/23, asivery <asivery at protonmail.com> wrote:
> Signed-off-by: asivery <asivery at protonmail.com>
> ---
> 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
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