5b864470808a352ff7ccfbe44eae3eeae2cccd6e
* cehoyos/master: Mention in the documentation that fieldmatch needs cfr input. Use v4l2 input format automatically if filename starts with "/dev/video" Print a warning if a subtitle demuxer changes utf16 to utf8. Do not set the lame quality if the user didn't request it. Merged-by: Michael Niedermayer <michaelni@gmx.at>
compat/w32pthreads: use the condition variable API directly when targeting newer versions of Windows
FFmpeg README
FFmpeg is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.
Libraries
libavcodecprovides implementation of a wider range of codecs.libavformatimplements streaming protocols, container formats and basic I/O access.libavutilincludes hashers, decompressors and miscellaneous utility functions.libavfilterprovides a mean to alter decoded Audio and Video through chain of filters.libavdeviceprovides an abstraction to access capture and playback devices.libswresampleimplements audio mixing and resampling routines.libswscaleimplements 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,ismindexandqt-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.
Description
Languages
C
92.1%
Assembly
6%
Makefile
1.2%
C++
0.3%
Objective-C
0.2%
Other
0.1%