Re: [FFmpeg-devel] [PATCH V2] Added MKV tag for AVS2 video codec

2021-03-07 Thread Andreas Rheinhardt 
Ze Yuan:
> From ea96e70874c87b003af1fb3fcd5c792b3292bf29 Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?=E9=83=91=E5=A4=A9=E6=B3=A2?= 
> Date: Sun, 6 Sep 2020 18:35:51 +0800
> Subject: [PATCH] Added MKV tag for AVS2 video codec
> 
> avs2 (IEEE 1857.4) video codec
> 
> MKV spec: V_AVS2 Codec ID: V_AVS2 Codec Name: AVS2-P2/IEEE.1857.4
> (https://github.com/xatabhk/matroska-specification/blob/master/codec_specs.md)
> 
> Standard document:
> 1857.4-2018 - IEEE Standard for Second-Generation IEEE 1857 Video Coding 
> (https://ieeexplore.ieee.org/document/8821610)
> 
> Encoding tool:
> Ffmpeg with avs2 enabled: https://github.com/xatabhk/FFmpeg-avs2-avs3/releases
> Command line:
> 
>  ffmpeg -i .mp4 -vcodec avs2 -acodec copy _avs2.mkv
>  ffmpeg -i .mp4 -vcodec avs2 -speed_level 4 -acodec copy 
> _avs2.mkv`
> 
> Players:
> (1) Ffmpeg with avs2 enabled: 
> (https://github.com/xatabhk/FFmpeg-avs2-avs3/releases):
> Command line:
> 
>  ffplay _avs2.mkv`
> (2) VLC 3.0.x with avs2 enabled: 
> https://github.com/xatabhk/vlc-3.0-avs2-avs3/releases
> (3) Mpc-hc 1.9.x with avs2 enabled: 
> https://gitee.com/zhengtianbo/cavs-avs2-avs3_decoder_added_to_mpc_hc/releases
> 
> Avs2-MKV samples:
> https://github.com/xatabhk/avs2-avs3-video-samples
> 
> ---
> libavformat/matroska.c | 1 +
> 1 file changed, 1 insertion(+)
> 
> diff --git a/libavformat/matroska.c b/libavformat/matroska.c
> index 7c56aba403..2ce60c6277 100644
> --- a/libavformat/matroska.c
> +++ b/libavformat/matroska.c
> @@ -78,6 +78,7 @@ 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_DIRAC"  , AV_CODEC_ID_DIRAC},
>  {"V_FFV1"   , AV_CODEC_ID_FFV1},
>  {"V_MJPEG"  , AV_CODEC_ID_MJPEG},
> 
I just noticed that an official codec mapping for AVS2 has been added
months ago; this solves my main objection to your earlier patch [1].
Will this a bit and apply it if nothing turns up.
Sorry for not noticing this earlier.

- Andreas Rheinhardt

[1]: https://ffmpeg.org/pipermail/ffmpeg-devel/2020-August/268135.html
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Re: [FFmpeg-devel] [PATCH V2] Added MKV tag for AVS2 video codec

2020-09-14 Thread myp...@gmail.com 
On Sun, Sep 6, 2020 at 6:40 PM Ze Yuan  wrote:
>
> From ea96e70874c87b003af1fb3fcd5c792b3292bf29 Mon Sep 17 00:00:00 2001
> From: =?UTF-8?q?=E9=83=91=E5=A4=A9=E6=B3=A2?= 
> Date: Sun, 6 Sep 2020 18:35:51 +0800
> Subject: [PATCH] Added MKV tag for AVS2 video codec
>
> avs2 (IEEE 1857.4) video codec
>
> MKV spec: V_AVS2 Codec ID: V_AVS2 Codec Name: AVS2-P2/IEEE.1857.4
> (https://github.com/xatabhk/matroska-specification/blob/master/codec_specs.md)
>
> Standard document:
> 1857.4-2018 - IEEE Standard for Second-Generation IEEE 1857 Video Coding 
> (https://ieeexplore.ieee.org/document/8821610)
>
> Encoding tool:
> Ffmpeg with avs2 enabled: https://github.com/xatabhk/FFmpeg-avs2-avs3/releases
> Command line:
>
>  ffmpeg -i .mp4 -vcodec avs2 -acodec copy _avs2.mkv
>  ffmpeg -i .mp4 -vcodec avs2 -speed_level 4 -acodec copy 
> _avs2.mkv`
>
> Players:
> (1) Ffmpeg with avs2 enabled: 
> (https://github.com/xatabhk/FFmpeg-avs2-avs3/releases):
> Command line:
>
>  ffplay _avs2.mkv`
> (2) VLC 3.0.x with avs2 enabled: 
> https://github.com/xatabhk/vlc-3.0-avs2-avs3/releases
> (3) Mpc-hc 1.9.x with avs2 enabled: 
> https://gitee.com/zhengtianbo/cavs-avs2-avs3_decoder_added_to_mpc_hc/releases
>
> Avs2-MKV samples:
> https://github.com/xatabhk/avs2-avs3-video-samples
>
> ---
> libavformat/matroska.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/libavformat/matroska.c b/libavformat/matroska.c
> index 7c56aba403..2ce60c6277 100644
> --- a/libavformat/matroska.c
> +++ b/libavformat/matroska.c
> @@ -78,6 +78,7 @@ 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_DIRAC"  , AV_CODEC_ID_DIRAC},
>  {"V_FFV1"   , AV_CODEC_ID_FFV1},
>  {"V_MJPEG"  , AV_CODEC_ID_MJPEG},
> --
> 2.25.1

LGTM, now AVS2 supported by MKV spec from link
https://github.com/cellar-wg/matroska-specification/blob/master/codec_specs.md
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[FFmpeg-devel] [PATCH V2] Added MKV tag for AVS2 video codec

2020-09-06 Thread Ze Yuan 
From ea96e70874c87b003af1fb3fcd5c792b3292bf29 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=83=91=E5=A4=A9=E6=B3=A2?= 
Date: Sun, 6 Sep 2020 18:35:51 +0800
Subject: [PATCH] Added MKV tag for AVS2 video codec

avs2 (IEEE 1857.4) video codec

MKV spec: V_AVS2 Codec ID: V_AVS2 Codec Name: AVS2-P2/IEEE.1857.4
(https://github.com/xatabhk/matroska-specification/blob/master/codec_specs.md)

Standard document:
1857.4-2018 - IEEE Standard for Second-Generation IEEE 1857 Video Coding 
(https://ieeexplore.ieee.org/document/8821610)

Encoding tool:
Ffmpeg with avs2 enabled: https://github.com/xatabhk/FFmpeg-avs2-avs3/releases
Command line:

 ffmpeg -i .mp4 -vcodec avs2 -acodec copy _avs2.mkv
 ffmpeg -i .mp4 -vcodec avs2 -speed_level 4 -acodec copy 
_avs2.mkv`

Players:
(1) Ffmpeg with avs2 enabled: 
(https://github.com/xatabhk/FFmpeg-avs2-avs3/releases):
Command line:

 ffplay _avs2.mkv`
(2) VLC 3.0.x with avs2 enabled: 
https://github.com/xatabhk/vlc-3.0-avs2-avs3/releases
(3) Mpc-hc 1.9.x with avs2 enabled: 
https://gitee.com/zhengtianbo/cavs-avs2-avs3_decoder_added_to_mpc_hc/releases

Avs2-MKV samples:
https://github.com/xatabhk/avs2-avs3-video-samples

---
libavformat/matroska.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/libavformat/matroska.c b/libavformat/matroska.c
index 7c56aba403..2ce60c6277 100644
--- a/libavformat/matroska.c
+++ b/libavformat/matroska.c
@@ -78,6 +78,7 @@ 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_DIRAC"  , AV_CODEC_ID_DIRAC},
 {"V_FFV1"   , AV_CODEC_ID_FFV1},
 {"V_MJPEG"  , AV_CODEC_ID_MJPEG},
-- 
2.25.1
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