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Martin Storsjö 3fcf788fbb
aarch64: vp9itxfm: Optimize 16x16 and 32x32 idct dc by unrolling 		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: deprecate refcounted_frames field 8 years ago
libavcodec aarch64: vp9itxfm: Optimize 16x16 and 32x32 idct dc by unrolling 8 years ago
libavdevice build: Generate pkg-config files from Make and not from configure 8 years ago
libavfilter Mark some arrays that never change as const. 8 years ago
libavformat mov: Rework stsc index validation 8 years ago
libavresample Mark some arrays that never change as const. 8 years ago
libavutil imgutils: Document av_image_get_buffer_size() 8 years ago
libswscale swscale-test: const correctness for pointer variable 8 years ago
presets presets: spelling error in libvpx 1080p50_60 13 years ago
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Changelog vaapi_encode: Add VP8 support 8 years ago
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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
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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.