You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
Andreas Rheinhardt 107783006c avformat/webm_chunk: Cosmetics 5 years ago
compat
doc
ffbuild common.mak: Also clean Windows debug files. 5 years ago
fftools fftools/ffmpeg_opt: Fix [u]int64_t specifier string 5 years ago
libavcodec avcodec/dvbsubdec: replace data_size with got_sub_ptr for better readability 5 years ago
libavdevice
libavfilter avfilter/vf_v360: fix hfov/vfov calculation from dfov for sg projection 5 years ago
libavformat avformat/webm_chunk: Cosmetics 5 years ago
libavresample
libavutil lavu/tx: add 2-point FFT transform 5 years ago
libpostproc
libswresample
libswscale
presets
tests avformat/webmdashenc: Don't use custom option for bitexactness 5 years ago
tools
.gitattributes
.gitignore
.mailmap
.travis.yml
CONTRIBUTING.md
COPYING.GPLv2
COPYING.GPLv3
COPYING.LGPLv2.1
COPYING.LGPLv3
CREDITS
Changelog
INSTALL.md
LICENSE.md
MAINTAINERS MAINTAINERS: add my gpg fingerprint 5 years ago
Makefile
README.md
RELEASE
configure

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.