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avformat/a64: Avoid segfault in a64_write_header() when stream codec is not open 		11 years ago
compat Merge commit 'f929ab0569ff31ed5a59b0b0adb7ce09df3fca39' 11 years ago
doc avcodec: export motion vectors in frame side data on demand 11 years ago
libavcodec avcodec: export motion vectors in frame side data on demand 11 years ago
libavdevice avdevice/v4l2: try to fix build for openbsd 11 years ago
libavfilter vidstabutils: fix indentation 11 years ago
libavformat avformat/a64: Avoid segfault in a64_write_header() when stream codec is not open 11 years ago
libavresample Merge commit '11db644a8e54f02e54d2eaad343a87fcb697c15e' 11 years ago
libavutil avcodec: export motion vectors in frame side data on demand 11 years ago
libpostproc Drop remaining unneeded != NULL 11 years ago
libswresample swresample: Add AVFrame based API 11 years ago
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MAINTAINERS avfilter: ported lenscorrection filter from frei0r 11 years ago
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cmdutils_opencl.c cmdutils_opencl: Use av_malloc_array() 11 years ago
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ffmpeg.h ffmpeg: remove 32 channel limit from audio_channels_map 11 years ago
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ffmpeg_filter.c ffmpeg_filter: refuse to configure input without a decoder. 11 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 analisys 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

Conding examples are available in the doc/example directory.

License

FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.