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Paul B Mahol 8a8cce078c
avformat/au: do not use invalid block_align for small bits per sample 		6 years ago
compat additional math.h functions for djgpp 6 years ago
doc avfilter/af_afir: implement non-uniform partitioned convolution 6 years ago
ffbuild Merge commit '17b6c7efb471e8ff1b8a7271f6531ba1d52bf69c' 7 years ago
fftools ffmpeg: improve the intra stream discontinuity message 6 years ago
libavcodec avcodec/qsvenc: Fix Unkown typo 6 years ago
libavdevice lavd/v4l2: Use "int request" as second parameter for ioctl() on Android. 6 years ago
libavfilter avfilter/vf_chromashift: remove invalid offset 6 years ago
libavformat avformat/au: do not use invalid block_align for small bits per sample 6 years ago
libavresample avresample: remove deprecated attribute from the AVAudioResampleContext struct 7 years ago
libavutil Add HDR dynamic metadata struct (for SMPTE 2094-40) to libavutil 6 years ago
libpostproc postproc/postprocess_template: remove FF_REG_sp from clobber list 6 years ago
libswresample Bump minor version for master after 4.1 branchpoint 6 years ago
libswscale swscale/output: Altivec-optimize float yuv2plane1 6 years ago
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tools tools: add target_dec_fate.sh 6 years ago
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MAINTAINERS MAINTAINERS: remove myself as hls demuxer maintainer 6 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.