1
0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-08-04 22:03:09 +02:00
Go to file
Mark Thompson a8bae9b18d fate: Add test for APV 422-10 profile
Bitstream generated using the reference encoder, then edited to fix the
colour description and an extra metadata block added.  FFmpeg decoder
output is identical to the reference decoder output.

The content used is the first three frames of "Waterfall" from the SVT
Open Content Video Test Suite 2022.  This is copyright Sveriges
Television AB and is used under the Creative Commons Attribution 4.0
International License.
2025-04-30 22:57:56 +01:00
2025-04-27 15:52:30 +01:00

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.

Languages
C 90.1%
Assembly 7.9%
Makefile 1.3%
C++ 0.2%
Objective-C 0.2%
Other 0.1%