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Anton Khirnov bb198c4997
d3d11va: make av_d3d11va_alloc_context() available at all times 		9 years ago
compat use a wrapper script to call MS link.exe to avoid mixing with /usr/bin/link.exe 9 years ago
doc Screenpresso SPV1 decoder 9 years ago
libavcodec d3d11va: make av_d3d11va_alloc_context() available at all times 9 years ago
libavdevice Bump major versions of all libraries 9 years ago
libavfilter vf_framepack: Use av_image_copy() where appropriate 9 years ago
libavformat matroskaenc: Don't write a track language tag 9 years ago
libavresample avresample: Remove an unused variable 9 years ago
libavutil avutil/avstring: Inline some tiny functions 9 years ago
libswscale lavu: Drop the {minus,plus}1 suffix from AVComponentDescriptor fields 9 years ago
presets presets: spelling error in libvpx 1080p50_60 13 years ago
tests checkasm: Fix the function name sorting algorithm 9 years ago
tools tools: Drop a stale header 9 years ago
.gitattributes Treat all '*.pnm' files as non-text file 10 years ago
.gitignore Checkasm: assembly testing and benchmarking tool 9 years ago
.travis.yml travis: fix dependencies 9 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 Screenpresso SPV1 decoder 9 years ago
INSTALL doc: clarify configure features 14 years ago
LICENSE license: Mention that vf_interlace is GPL, not LGPL 10 years ago
Makefile checkasm: Always link statically 9 years ago
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RELEASE Make the RELEASE file match with the most recent tag 10 years ago
arch.mak ppc: vsx: Implement float_dsp 10 years ago
avconv.c lavc: Enable side data only packets by default 9 years ago
avconv.h Add a quality factor packet side data 9 years ago
avconv_dxva2.c avconv_dxva2: add hevc support 10 years ago
avconv_filter.c avconv_filter: Use full named options 9 years ago
avconv_opt.c avconv: Make the private options discovery more manifest 9 years ago
avconv_vda.c avconv: vda: Unlock the pixel buffer once it is accessed 9 years ago
avconv_vdpau.c avconv_vdpau: allocate video surface of VDPAU-specified size 10 years ago
avplay.c lavc: AV-prefix all codec capabilities 9 years ago
avprobe.c avprobe: Print the display matrix from per-stream sidedata 10 years ago
cmdutils.c lavc: AV-prefix all codec capabilities 9 years ago
cmdutils.h avconv: use read_file() for reading the 2pass stats 9 years ago
cmdutils_common_opts.h avplay: Accept cpuflags option 11 years ago
common.mak checkasm: Always link statically 9 years ago
configure build: Add support for known custom allocators 9 years ago
library.mak build: Support executable only ldflags 10 years ago
version.sh Drop git- prefix from version labels 14 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.