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.
 
 
 
 
James Almer 3b80f73b18 doc/examples/transcoding: convert to codecpar 8 years ago
compat compat/atomics/gcc: use __typeof__ instead of typeof 8 years ago
doc doc/examples/transcoding: convert to codecpar 8 years ago
libavcodec dirac: make initialization of arithmetic coder tables threadsafe. 8 years ago
libavdevice Merge commit '2f806622e1270d3ed1d41a53049a19673dafbe70' 8 years ago
libavfilter lavfi: remove af_asynts filter 8 years ago
libavformat avformat/flvdec: check FLVHeader PreviousTagSize0 8 years ago
libavresample Bump minor versions after 3.2 branchpoint to seperate release 8 years ago
libavutil Merge commit '0456e684394dc5a7b98ab9ebb48396d743bf3730' 8 years ago
libpostproc Bump minor versions after 3.2 branchpoint to seperate release 8 years ago
libswresample swresample/resample: free existing ResampleContext on reinit 8 years ago
libswscale Merge commit '1263b2039eb5aaf1522e9de9f07c787ab30a5f50' 8 years ago
presets presets: remove moldering iPod presets 11 years ago
tests Merge commit 'b90c8a3d08e3f9ad4de1253376d2d1d93abb8b8c' 8 years ago
tools Merge commit '052b97855de2396e46682bcbae97f95a258816d4' 8 years ago
.gitattributes fate: add SCC test 8 years ago
.gitignore Merge commit '6641819feedb086ebba3d2be89b8d33980f367e1' 9 years ago
.travis.yml Merge commit 'eda183287489b2c705843aa373a19c4e46fb2fec' 9 years ago
CONTRIBUTING.md Add CONTRIBUTING.md 8 years ago
COPYING.GPLv2
COPYING.GPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
COPYING.LGPLv2.1 cosmetics: Delete empty lines at end of file. 13 years ago
COPYING.LGPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
CREDITS CREDITS: redirect to Git log, remove current outdated content 12 years ago
Changelog Changelog: reorder last entry 8 years ago
INSTALL.md INSTALL: add markdown syntax 11 years ago
LICENSE.md Merge commit '4fef648d10bf3bcfd4b8fa5755c1128966a2427c' 8 years ago
MAINTAINERS MAINTAINERS: Add Rodger Combs to ffmpeg-security 8 years ago
Makefile Merge commit '7c9e2b295e4f70e8fedf9cceb12d95399a859a9c' 8 years ago
README.md Add CONTRIBUTING.md 8 years ago
RELEASE RELEASE: Update for past 3.2 branch 8 years ago
arch.mak mips: rename mipsdspr1 to mipsdsp 9 years ago
cmdutils.c avformat, ffmpeg: deprecate old rotation API 8 years ago
cmdutils.h cmdutils: add show_demuxers and show_muxers 8 years ago
cmdutils_common_opts.h cmdutils: add show_demuxers and show_muxers 8 years ago
cmdutils_opencl.c cmdutils_opencl: fix resource_leak cid 1396852 8 years ago
common.mak Merge commit '93d5b022a9fd3a1a1f9c521a1eac7f0410e05b81' 8 years ago
configure lavfi: remove af_asynts filter 8 years ago
ffmpeg.c avformat, ffmpeg: deprecate old rotation API 8 years ago
ffmpeg.h avformat, ffmpeg: deprecate old rotation API 8 years ago
ffmpeg_cuvid.c ffmpeg_cuvid: adapt for recent filter graph initialization changes 8 years ago
ffmpeg_dxva2.c Merge commit '18c506e9e6e8df8b1d496d093077b8240ea68c28' 9 years ago
ffmpeg_filter.c ffmpeg: Remove hw_device_ctx output filter reinit hack 8 years ago
ffmpeg_opt.c avformat, ffmpeg: deprecate old rotation API 8 years ago
ffmpeg_qsv.c ffmpeg: init filtergraphs only after we have a frame on each input 8 years ago
ffmpeg_vaapi.c ffmpeg_vaapi: Always set hwaccel_ctx, so it gets properly cleaned up on error 8 years ago
ffmpeg_vdpau.c Merge commit 'f72db3f2f3a8c83a4f5dede8fa03434b2bf676c6' 9 years ago
ffmpeg_videotoolbox.c ffmpeg/videotoolbox: protect UTGetOSTypeFromString on both VDA and VT 9 years ago
ffplay.c ffplay: change keyboard volume control to logarithmic 8 years ago
ffprobe.c ffprobe: free log buffer's parent_name during cleanup 8 years ago
ffserver.c ffserver: local OOB write with custom program name 8 years ago
ffserver_config.c ffserver_config: Check for failure to allocate FFServerIPAddressACL 8 years ago
ffserver_config.h ffsrever: Make the status page bitexact if any stream is bitexact 8 years ago
library.mak Merge commit '93d5b022a9fd3a1a1f9c521a1eac7f0410e05b81' 8 years ago
version.sh version.sh: Fix spurious rebuilds. 9 years ago

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.