You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
Diego Biurrun 8a34f36593 build: Add version numbers to "Requires" entries in pkg-config files 8 years ago
avbuild build: Add version numbers to "Requires" entries in pkg-config files 8 years ago
compat compat/atomics: add typecasts in atomic_compare_exchange_strong() 8 years ago
doc lavc: add a bitstream filter for splitting VP9 superframes 8 years ago
libavcodec parser: Add missing #include for printing ISO C99 conversion specifiers 8 years ago
libavdevice build: Generate pkg-config files from Make and not from configure 8 years ago
libavfilter build: Generate pkg-config files from Make and not from configure 8 years ago
libavformat matroskadec: fix SRT subtitle duration 8 years ago
libavresample build: Generate pkg-config files from Make and not from configure 8 years ago
libavutil build: Generate pkg-config files from Make and not from configure 8 years ago
libswscale build: Generate pkg-config files from Make and not from configure 8 years ago
presets presets: spelling error in libvpx 1080p50_60 13 years ago
tests build: Move build-system-related helper files to a separate subdirectory 8 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: Move build-system-related helper files to a separate subdirectory 8 years ago
.travis.yml travis: Enable OSX integration 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 hevcdec: add a VAAPI hwaccel 8 years ago
INSTALL doc: clarify configure features 14 years ago
LICENSE Remove the legacy X11 screen grabber 8 years ago
Makefile build: Generate pkg-config files from Make and not from configure 8 years ago
README doc: Add more information in the README 10 years ago
README.md doc: Add travis badge 9 years ago
RELEASE Make the RELEASE file match with the most recent tag 8 years ago
avconv.c avconv: Fix the audio next dts computation 8 years ago
avconv.h avconv: support parsing bitstream filter options 8 years ago
avconv_dxva2.c avconv_dxva2: add a profile check for hevc 8 years ago
avconv_filter.c avconv: make sure the filtergraph is freed on init failure 8 years ago
avconv_opt.c avconv_opt: Consistently iterate through hwaccels array in all cases 8 years ago
avconv_qsv.c avconv_qsv: use the actual pixel format provided by lavc 8 years ago
avconv_vaapi.c avconv_vaapi: Convert to use hw_frames_ctx only 8 years ago
avconv_vda.c avconv: vda: Unlock the pixel buffer once it is accessed 9 years ago
avconv_vdpau.c avconv_vdpau: use the hwcontext device creation API 9 years ago
avplay.c avplay: Correct function pointer assignments in options array 8 years ago
avprobe.c avprobe: Allow specifying multiple stream entries to be shown 8 years ago
cmdutils.c avconv: switch to the new BSF API 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
configure build: Add version numbers to "Requires" entries in pkg-config files 8 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.