FFmpeg git repo

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TianBo Zheng d4a910b2c8 Add MKV tags for AVS2 and AVS3 codecs. Signed-off-by: TianBo Zheng <naturalwalker@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@outlook.com>		2022-02-03 05:07:44 +01:00
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doc	lavc/qsvenc: add tile encoding support for VP9	2022-01-29 12:02:52 +08:00
ffbuild	…
fftools	…
libavcodec	avcodec/libdav1d: free the Dav1dData packet on dav1d_send_data() failure	2022-02-01 13:03:12 -03:00
libavdevice	…
libavfilter	avfilter/vf_v360: improve xyz_to_fisheye()	2022-01-29 17:36:37 +01:00
libavformat	Add MKV tags for AVS2 and AVS3 codecs.	2022-02-03 05:07:44 +01:00
libavutil	x86/tx_float: avoid redefining macros	2022-02-02 07:51:45 +01:00
libpostproc	…
libswresample	…
libswscale	…
presets	…
tests	avformat/imf: add IMF CPL with repeated resources to FATE	2022-02-03 04:00:09 +01:00
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CONTRIBUTING.md	…
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configure	configure: add libplacebo to help message	2022-01-27 10:05:27 +01:00

README.md

FFmpeg README

FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.

Libraries

libavcodec provides implementation of a wider range of codecs.
libavformat implements streaming protocols, container formats and basic I/O access.
libavutil includes hashers, decompressors and miscellaneous utility functions.
libavfilter provides means to alter decoded audio and video through a directed graph of connected filters.
libavdevice provides an abstraction to access capture and playback devices.
libswresample implements audio mixing and resampling routines.
libswscale implements color conversion and scaling routines.

Tools

ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
ffplay is a minimalistic multimedia player.
ffprobe is a simple analysis tool to inspect multimedia content.
Additional small tools such as aviocat, ismindex and qt-faststart.

Documentation

The offline documentation is available in the doc/ directory.

The online documentation is available in the main website and in the wiki.

Examples

Coding examples are available in the doc/examples directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.

Contributing

Patches should be submitted to the ffmpeg-devel mailing list using git format-patch or git send-email. Github pull requests should be avoided because they are not part of our review process and will be ignored.