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Michael Niedermayer b4a4aadfaf
libavcodec/svq: Remove ff_svq1_packet_checksum() 		5 years ago
compat compat/os2threads: define INCL_DOSERRORS 5 years ago
doc avformat/dashenc: add Trick Mode support for AdaptationSets 5 years ago
ffbuild build: add support for building CUDA files with clang 5 years ago
fftools fftools/ffmpeg: Fix integer overflow in duration computation in seek_to_start() 5 years ago
libavcodec libavcodec/svq: Remove ff_svq1_packet_checksum() 5 years ago
libavdevice lavd/avfoundation.m: Add an option to drop late frames. 5 years ago
libavfilter lavfi/vf_scale_qsv: fix the class_name in help for scale_qsv 5 years ago
libavformat avformat/dashenc: warn if Producer Reference Time element option is missing when ldash mode is used 5 years ago
libavresample avresample: remove deprecated attribute from the AVAudioResampleContext struct 7 years ago
libavutil avutil/hwcontext_d3d11va: Use secure dlopen. 5 years ago
libpostproc Silence "string-plus-int" warning shown by clang. 5 years ago
libswresample Silence "string-plus-int" warning shown by clang. 5 years ago
libswscale libswscale/x86/yuv2rgb: add ssse3 version 5 years ago
presets presets: remove moldering iPod presets 11 years ago
tests avformat/utils: make av_url_split search for hashmark as well to separate hostname 5 years ago
tools tools/target_dec_fuzzer: limit per frame samples for APE 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) 5 years ago
.travis.yml Merge commit '899ee03088d55152a48830df0899887f055da1de' 6 years ago
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Changelog avcodec: add cdtoons decoder 5 years ago
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LICENSE.md avfilter/vf_geq: Relicense to LGPL 5 years ago
MAINTAINERS MAINTAINERS: Add myself as libzmq maintainer 5 years ago
Makefile tools: add a fuzzer tool for bitstream filters 5 years ago
README.md Remove the ffserver program 7 years ago
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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.