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Michael Niedermayer f603d10b1e
avcodec/binkaudio: Fix 2Ghz sample_rate 		5 years ago
compat compat/avisynth: remove avisynth headers 5 years ago
doc avfilter/vf_minterpolate: change the default threshold to get better scene change detect result 5 years ago
ffbuild common.mak: Also clean Windows debug files. 5 years ago
fftools fftools/ffmpeg: use local variable with same contents directly 5 years ago
libavcodec avcodec/binkaudio: Fix 2Ghz sample_rate 5 years ago
libavdevice avdevice/v4l2enc: Allow writing non-rawvideos to v4l2. 5 years ago
libavfilter avfilter/vsrc_sierpinski: unbreak configuring rate value 5 years ago
libavformat avformat/mux: Call check_packet() more directly 5 years ago
libavresample avresample: remove deprecated attribute from the AVAudioResampleContext struct 7 years ago
libavutil avutil/common: Add saturated add/sub operations for int64_t. 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 checkasm: swscale: Fix running the hscale test on 32 bit x86 5 years ago
tools tools/target_dec_fuzzer: Adjust threshold for PNG and APNG 5 years ago
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.gitignore tools/python: add script to convert TensorFlow model (.pb) to native model (.model) 5 years ago
.mailmap mailmap: fix 3-address entries 5 years ago
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CONTRIBUTING.md Add CONTRIBUTING.md 8 years ago
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Changelog avfilter/vf_scdet: add filter to detect scene change 5 years ago
INSTALL.md INSTALL.md: Fix Markdown formatting 6 years ago
LICENSE.md avfilter/vf_geq: Relicense to LGPL 5 years ago
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configure avfilter/vf_scdet: add filter to detect scene change 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.