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 1902bbbe72 Merge commit 'cd7a2e1502f174c725c0de82711d2c7649057574' 7 years ago
compat compat/cuda/ptx2c: strip CR from each line 7 years ago
doc Merge commit 'c95169f0ec68bdeeabc5fde8aa4076f406242524' 7 years ago
ffbuild build: Skip generating .version files when cleaning 7 years ago
fftools build: fix compilation of tools with OpenCL enabled 7 years ago
libavcodec Merge commit '248dc5c1646dcdd96fe79761105c4ae889e711fd' 7 years ago
libavdevice avdevice/decklink_dec: remove av_dup_packet() usage 7 years ago
libavfilter lavfi/vmafmotion: Allow more pix_fmts. 7 years ago
libavformat Merge commit 'cd7a2e1502f174c725c0de82711d2c7649057574' 7 years ago
libavresample build: Generalize yasm/nasm-related variable names 8 years ago
libavutil Merge commit '4de220d2e3751c459f8739a08ac6ca52e63eba30' 7 years ago
libpostproc postproc: remove usage of deprecated QP_STORE_T define 7 years ago
libswresample swresample/resample: Fix flush refelction length 7 years ago
libswscale Fix several typos 7 years ago
presets presets: remove moldering iPod presets 11 years ago
tests libavcodec/blockdsp : add AVX version 7 years ago
tools tools/ismindex: remove unused header 7 years ago
.gitattributes fate: add SCC test 8 years ago
.gitignore build: add support for building .cu files via nvcc 8 years ago
.travis.yml build: Prefer NASM assembler over YASM 8 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CREDITS CREDITS: redirect to Git log, remove current outdated content 12 years ago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 avfilter: add vmafmotion filter 7 years ago
INSTALL.md INSTALL: add markdown syntax 11 years ago
LICENSE.md Merge commit '4fef648d10bf3bcfd4b8fa5755c1128966a2427c' 8 years ago
MAINTAINERS MAINTAINERS: add myself to the general developers list 7 years ago
Makefile Merge commit 'c95169f0ec68bdeeabc5fde8aa4076f406242524' 7 years ago
README.md Add CONTRIBUTING.md 8 years ago
RELEASE Bump minor versions for master after release/3.3 branchpoint 8 years ago
configure Partially revert "Merge commit '71a49fe25f2e4468fbbadbebef8d073b1b3cc1a5'" 7 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.