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Vittorio Giovara b94ec30428
lavc: Update version and APIchanges 		10 years ago
compat use a wrapper script to call MS link.exe to avoid mixing with /usr/bin/link.exe 10 years ago
doc lavc: Update version and APIchanges 10 years ago
libavcodec lavc: Update version and APIchanges 10 years ago
libavdevice lavc: Consistently prefix input buffer defines 10 years ago
libavfilter af_channelmap: properly set the supported output channel layouts 10 years ago
libavformat lavc: Consistently prefix input buffer defines 10 years ago
libavresample x86: check for AV_CPU_FLAG_AVXSLOW where useful 10 years ago
libavutil parseutil: Use non ambiguous aliases for uhd 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 checkasm: Modify report format 10 years ago
tools cws2fws: Close file handles on error 10 years ago
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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 decoder. 10 years ago
INSTALL doc: clarify configure features 14 years ago
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avconv.c lavc: Consistently prefix input buffer defines 10 years ago
avconv.h Add a quality factor packet side data 10 years ago
avconv_dxva2.c avconv_dxva2: add hevc support 10 years ago
avconv_filter.c avconv: split creating and (re-)configuring complex filtergraphs 10 years ago
avconv_opt.c lavc: AV-prefix all codec flags 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 lavc: AV-prefix all codec capabilities 10 years ago
avprobe.c avprobe: Print the display matrix from per-stream sidedata 10 years ago
cmdutils.c lavc: AV-prefix all codec capabilities 10 years ago
cmdutils.h avconv: use read_file() for reading the 2pass stats 10 years ago
cmdutils_common_opts.h avplay: Accept cpuflags option 11 years ago
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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.