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Mark Thompson 820a4483af
vaapi_h264: Add support for AUD NAL units 		7 years ago
avbuild build: Add an option for passing linker flags to the shared library build 8 years ago
avtools avconv: when using -loop option bail out if seek to start fails 7 years ago
compat compat/atomics: add typecasts in atomic_compare_exchange_strong() 8 years ago
doc lavc: Add hevc_metadata bitstream filter 7 years ago
libavcodec vaapi_h264: Add support for AUD NAL units 7 years ago
libavdevice avfoundation: update to use AVCodecParameters 8 years ago
libavfilter lavf/vf_deinterlace_qsv: Enable the qsv deinterlace vpp 7 years ago
libavformat hevc: Improve stream constraint values in common header 7 years ago
libavresample Bump major versions of all libraries 8 years ago
libavutil pixfmt: Support chroma-derived and ictcp color matrices 7 years ago
libswscale build: Add feature test macros for glibc 2.19+ 7 years ago
presets presets: spelling error in libvpx 1080p50_60 13 years ago
tests fate/hevc: specify output pixel format explicitly 7 years ago
tools build: Move entries related to building TOOLS to a subdirectory Makefile 8 years ago
.gitattributes Treat all '*.pnm' files as non-text file 10 years ago
.gitignore build: Ignore generated .version files 8 years ago
.travis.yml travis: Exclude gcc for the macOS target 8 years ago
COPYING.GPLv2 Rename COPYING.GPL --> COPYING.GPLv2 and COPYING.LGPL --> COPYING.LGPLv2.1. 16 years ago
COPYING.GPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
COPYING.LGPLv2.1 cosmetics: Delete empty lines at end of file. 13 years ago
COPYING.LGPLv3 Add configure option to upgrade (L)GPL to version 3. 16 years ago
CREDITS partially rename FFmpeg to Libav 14 years ago
Changelog hevcdec: add a CUVID hwaccel 7 years ago
INSTALL doc: clarify configure features 14 years ago
LICENSE Remove the legacy X11 screen grabber 8 years ago
Makefile build: Allow generating dependencies as a side-effect of assembling 8 years ago
README.md doc: Add travis badge 9 years ago
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configure vaapi_h264: Convert to use coded bitstream infrastructure 7 years ago

README.md

Libav

Build Status

Libav 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.
  • libavresample implements audio mixing and resampling routines.
  • libswscale implements color conversion and scaling routines.

Tools

  • avconv is a command line toolbox to manipulate, convert and stream multimedia content.
  • avplay is a minimalistic multimedia player.
  • avprobe 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

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