[FFmpeg-cvslog] Add MKV tags for AVS2 and AVS3 codecs.
TianBo Zheng
git at videolan.org
Thu Feb 3 06:20:16 EET 2022
ffmpeg | branch: master | TianBo Zheng <naturalwalker at hotmail.com> | Mon Jan 10 07:59:24 2022 +0000| [d4a910b2c8be8b946c4571b931e3011adb0a6f99] | committer: Andreas Rheinhardt
Add MKV tags for AVS2 and AVS3 codecs.
Signed-off-by: TianBo Zheng <naturalwalker at hotmail.com>
MKV codec mappings:
V_AVS2 and V_AVS3 (https://github.com/ietf-wg-cellar/matroska-specification/blob/master/codec_specs.md)
Encoding tool:
Ffmpeg with AVS2/AVS3 enabled: https://github.com/xatabhk/FFmpeg-avs2-avs3/releases
Command line:
ffmpeg -i xxxx.mp4 -vcodec avs2 -acodec copy xxxx_avs2.mkv
ffmpeg -i xxxx.mp4 -vcodec avs2 -speed_level 4 -acodec copy xxxx_avs2.mkv`
Players:
(1) Ffmpeg with avs2/avs3 enabled: (https://github.com/xatabhk/FFmpeg-avs2-avs3/releases):
Command line:
ffplay xxxx_avs2.mkv
ffplay xxxx_avs3.mkv
(2) VLC 3.0.x with AVS2/AVS3 enabled: https://github.com/xatabhk/vlc-3.0-avs2-avs3/releases
(3) Mpc-hc 1.9.x with AVS2/AVS3 enabled: https://gitee.com/zhengtianbo/cavs-avs2-avs3_decoder_added_to_mpc_hc/releases
AVS2/AVS3 MKV samples:
https://github.com/xatabhk/avs2-avs3-video-samples
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d4a910b2c8be8b946c4571b931e3011adb0a6f99
---
libavformat/matroska.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavformat/matroska.c b/libavformat/matroska.c
index 7c56aba403..90d94b65bf 100644
--- a/libavformat/matroska.c
+++ b/libavformat/matroska.c
@@ -78,6 +78,8 @@ const CodecTags ff_mkv_codec_tags[]={
{"S_HDMV/TEXTST" , AV_CODEC_ID_HDMV_TEXT_SUBTITLE},
{"V_AV1" , AV_CODEC_ID_AV1},
+ {"V_AVS2" , AV_CODEC_ID_AVS2},
+ {"V_AVS3" , AV_CODEC_ID_AVS3},
{"V_DIRAC" , AV_CODEC_ID_DIRAC},
{"V_FFV1" , AV_CODEC_ID_FFV1},
{"V_MJPEG" , AV_CODEC_ID_MJPEG},
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