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FFmpeg git repo
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Derek Buitenhuis 3c740f2d9f avcodec/librav1e: Use the framerate when available for ratecontrol 
Rav1e currently uses the time base given to it only for ratecontrol... where
the inverse is taken and used as a framerate. So, do what we do in other wrappers
and use the framerate if we can.

Signed-off-by: Derek Buitenhuis <derek.buitenhuis@gmail.com>
 		2020-05-01 20:00:42 +01:00
compat compat/avisynth: remove avisynth headers 2020-04-05 01:17:55 +02:00
doc avformat/hlsenc: add support for microseconds since epoch based sequence number 2020-05-01 17:22:58 +02:00
ffbuild common.mak: Also clean Windows debug files. 2020-03-21 18:46:00 +01:00
fftools ffmpeg: Remove the hw_device_ctx global 2020-04-26 18:38:25 +01:00
libavcodec avcodec/librav1e: Use the framerate when available for ratecontrol 2020-05-01 20:00:42 +01:00
libavdevice avfoundation: Fix building on iOS 2020-04-30 14:21:47 +02:00
libavfilter avfilter/af_adelay: Check sscanf() return value 2020-05-01 06:36:36 +08:00
libavformat avformat/hlsenc: add support for microseconds since epoch based sequence number 2020-05-01 17:22:58 +02:00
libavresample
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libavutil avutil/opt: only skip evaluation for rational options 2020-05-01 17:22:58 +02:00
libpostproc libavcodec, libpostproc: Remove outcommented START/STOP_TIMER 2020-03-14 18:24:04 +01:00
libswresample Silence "string-plus-int" warning shown by clang. 2020-01-06 22:38:56 +01:00
libswscale swscale/vscale: Increase type strictness 2020-04-27 23:34:31 +02:00
presets
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tests fate/oggopus-demux: fix fate failure 2020-05-01 01:36:43 +01:00
tools tools: fix const specifier for AVInputFormat 2020-04-30 10:25:32 +01:00
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.gitignore
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.mailmap mailmap: fix 3-address entries 2020-03-31 04:14:14 -05:00
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CONTRIBUTING.md
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COPYING.GPLv2
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CREDITS
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Changelog avfilter: add asubboost filter 2020-04-30 12:18:36 +02:00
INSTALL.md
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LICENSE.md avfilter/vf_geq: Relicense to LGPL 2019-12-28 11:20:48 +01:00
MAINTAINERS MAINTAINERS: add myself to the general developers list 2020-04-29 16:39:16 +02:00
Makefile Makefile: Delete more created files when running "make distclean". 2020-03-11 11:43:01 +01:00
README.md
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RELEASE
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configure configure: enable ffnvcodec, nvenc, nvdec for aarch64 2020-04-23 12:44:42 +02:00

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 a mean to alter decoded Audio and Video through chain of 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.