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.
 
 
 
 
Timo Rothenpieler 62b75537db avfilter/scale_npp: fix logic used in previous patch 8 years ago
compat
doc imgutils: add function to clear an image to black 8 years ago
ffbuild
libavcodec avcodec/lagarith: Detect end of input in lag_decode_line() loop 8 years ago
libavdevice
libavfilter avfilter/scale_npp: fix logic used in previous patch 8 years ago
libavformat avformat/avidec: Move packet skip after prefix and related checks 8 years ago
libavresample
libavutil pixfmt: Support chroma-derived and ictcp color matrices 8 years ago
libpostproc
libswresample libswresample: check input to swr_convert_frame for NULL 8 years ago
libswscale libswscale: add gray9 support 8 years ago
presets
tests lavf/movenc.c: Set sgpd and sbgp atoms to represent decoder delay for AAC. 8 years ago
tools
.gitattributes
.gitignore
.travis.yml
CONTRIBUTING.md
COPYING.GPLv2
COPYING.GPLv3
COPYING.LGPLv2.1
COPYING.LGPLv3
CREDITS
Changelog avfilter: add floodfill filter 8 years ago
INSTALL.md
LICENSE.md
MAINTAINERS Add myself as speedhq maintainer, per request. 8 years ago
Makefile
README.md
RELEASE
cmdutils.c
cmdutils.h
cmdutils_opencl.c
configure d3d11va: Check WINAPI_FAMILY instead of HAVE_LOADLIBRARY 8 years ago
ffmpeg.c
ffmpeg.h
ffmpeg_cuvid.c
ffmpeg_filter.c
ffmpeg_hw.c
ffmpeg_opt.c
ffmpeg_qsv.c
ffmpeg_videotoolbox.c
ffplay.c ffplay: add support for more SDL pixel formats when rendering video 8 years ago
ffprobe.c
ffserver.c
ffserver_config.c
ffserver_config.h

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.
  • ffserver is a multimedia streaming server for live broadcasts.
  • 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.