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lavfi/vulkan: use all enabled queues in the queue family
5 years ago
compat compat/avisynth: remove avisynth headers 5 years ago
doc hwcontext: add av_hwdevice_ctx_create_derived_opts 5 years ago
ffbuild common.mak: Also clean Windows debug files. 5 years ago
fftools Stop hardcoding align=32 in av_frame_get_buffer() calls. 5 years ago
libavcodec avcodec/xiph: Return better error codes 5 years ago
libavdevice avdevice/v4l2enc: Allow writing non-rawvideos to v4l2. 5 years ago
libavfilter lavfi/vulkan: use all enabled queues in the queue family 5 years ago
libavformat oggdec: remove the oggparsedaala subdemuxer 5 years ago
libavresample avresample: remove deprecated attribute from the AVAudioResampleContext struct 7 years ago
libavutil hwcontext_vulkan: move physical device feature discovery to device_init 5 years ago
libpostproc libavcodec, libpostproc: Remove outcommented START/STOP_TIMER 5 years ago
libswresample Silence "string-plus-int" warning shown by clang. 5 years ago
libswscale swscale: aarch64: Add a NEON implementation of interleaveBytes 5 years ago
presets presets: remove moldering iPod presets 11 years ago
tests lavfi: add untile filter. 5 years ago
tools lavc: rename bsf.h to bsf_internal.h 5 years ago
.gitattributes fate: add SCC test 8 years ago
.gitignore tools/python: add script to convert TensorFlow model (.pb) to native model (.model) 6 years ago
.mailmap mailmap: fix 3-address entries 5 years ago
.travis.yml Merge commit '899ee03088d55152a48830df0899887f055da1de' 6 years ago
CONTRIBUTING.md Add CONTRIBUTING.md 8 years ago
COPYING.GPLv2 Rename COPYING.GPL --> COPYING.GPLv2 and COPYING.LGPL --> COPYING.LGPLv2.1. 16 years ago
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CREDITS CREDITS: redirect to Git log, remove current outdated content 12 years ago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 lavfi: add untile filter. 5 years ago
INSTALL.md INSTALL.md: Fix Markdown formatting 6 years ago
LICENSE.md avfilter/vf_geq: Relicense to LGPL 5 years ago
MAINTAINERS oggdec: remove the oggparsedaala subdemuxer 5 years ago
Makefile Makefile: Delete more created files when running "make distclean". 5 years ago
README.md Remove the ffserver program 7 years ago
RELEASE RELEASE: Update value for post 4.2 branch 6 years ago
configure avcodec: Add MediaFoundation encoder wrapper 5 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.
  • 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.