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Wenbin Chen 0825b461e6 libavcodec/qsvenc: Enable 444 encoding for RGB input 
MSDK/VPL uses 420 chroma format as default to encode RGB, and this is
not a proper usage. Now enable 444 encoding for RGB input by default.
When main profile is used, RGB input is still encoded in 420 format.

Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
 		2023-02-27 13:42:06 +08:00
compat compat: Use '-' instead of '/' for rc.exe options 2023-02-13 13:49:40 +02:00
doc lavc/avcodec: Add HEVC Screen Content Coding Extensions profile 2023-02-27 13:42:06 +08:00
ffbuild
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fftools fftools/ffmpeg: move ts_scale to DemuxStream 2023-02-20 19:22:22 +01:00
libavcodec libavcodec/qsvenc: Enable 444 encoding for RGB input 2023-02-27 13:42:06 +08:00
libavdevice version.h: Bump minor post 6.0 branch 2023-02-19 18:37:36 +01:00
libavfilter avfilter/af_pan: use the new swr used channel layout option 2023-02-19 18:28:52 -03:00
libavformat avformat/wavarc: Check if extradata has been fully read 2023-02-23 23:17:09 +01:00
libavutil avutil: [LA] use getauxval to do runtime check. 2023-02-27 11:26:42 +08:00
libpostproc version.h: Bump minor post 6.0 branch 2023-02-19 18:37:36 +01:00
libswresample swresample/swresample: add a used channel layout option using the new API 2023-02-19 18:28:45 -03:00
libswscale version.h: Bump minor post 6.0 branch 2023-02-19 18:37:36 +01:00
presets
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tests fate/imfdec: remove imf experimental flag 2023-02-21 19:38:54 -08:00
tools avcodec: add AVCodecContext.frame_num as 64 bit variant to frame_number 2023-02-13 00:36:46 +01:00
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Changelog Changelog: Add back <next> past 6.0 branch 2023-02-19 22:58:52 +01:00
INSTALL.md
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MAINTAINERS MAINTAINERS: add maintainer for the imf demuxer 2023-02-13 18:41:22 +01:00
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configure configure: select subordinate formats for HLS 2023-02-18 14:31:23 +05:30

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.