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Luca Barbato 355864ef7a
g726: Do not crash on user mistake 		9 years ago
compat w32pthreads: use the condition variable API directly when targeting newer versions of Windows 10 years ago
doc doc: Use the succinct syntax for the channelmap example 10 years ago
libavcodec g726: Do not crash on user mistake 9 years ago
libavdevice fbdev: Support the RGB565 colour space. 9 years ago
libavfilter lavfi: Add library identifier 10 years ago
libavformat asfdec: Fix reading from the pipe 9 years ago
libavresample x86: check for AV_CPU_FLAG_AVXSLOW where useful 10 years ago
libavutil x86: Serialize rdtsc in read_time() 10 years ago
libswscale ppc: Restrict some Altivec implementations to Big Endian 10 years ago
presets presets: spelling error in libvpx 1080p50_60 13 years ago
tests h261: Signal freeze picture release for intra frames 10 years ago
tools cws2fws: Close file handles on error 10 years ago
.gitattributes Treat all '*.pnm' files as non-text file 10 years ago
.gitignore lavu: add an API function to return the Libav version string 10 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 lavc: add Intel libmfx-based HEVC encoder 10 years ago
INSTALL doc: clarify configure features 14 years ago
LICENSE license: Mention that vf_interlace is GPL, not LGPL 10 years ago
Makefile lavu: add an API function to return the Libav version string 10 years ago
README doc: Add more information in the README 10 years ago
README.md doc: Add more information in the README 10 years ago
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 avconv: do not stop processing the input packet on decoding error 10 years ago
avconv.h avconv: Add an option for automatically rotating video according to display matrix 10 years ago
avconv_dxva2.c avconv_dxva2: add hevc support 10 years ago
avconv_filter.c avconv: Add an option for automatically rotating video according to display matrix 10 years ago
avconv_opt.c avconv_opt: Check localtime() return value 10 years ago
avconv_vda.c avconv: vda: Unlock the pixel buffer once it is accessed 10 years ago
avconv_vdpau.c avconv_vdpau: allocate video surface of VDPAU-specified size 10 years ago
avplay.c avplay: Add support for rotated video 10 years ago
avprobe.c avprobe: Print the display matrix from per-stream sidedata 10 years ago
cmdutils.c lavu: add an API function to return the Libav version string 10 years ago
cmdutils.h cmdutils: Mark exit_program as av_noreturn 11 years ago
cmdutils_common_opts.h avplay: Accept cpuflags option 11 years ago
common.mak build: export library dependencies in ${name}_FFLIBS 11 years ago
configure configure: Make the new qsv encoder depend on libmfx 10 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

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.