7993ec19af
Checkasm timings:
block size bitdepth C NEON
4 8 bit: 146.7 48.7
10 bit: 146.7 52.7
8 8 bit: 430.3 84.4
10 bit: 430.4 119.5
12 8 bit: 812.8 141.0
10 bit: 812.8 195.0
16 8 bit: 1499.1 268.0
10 bit: 1498.9 368.4
24 8 bit: 4394.2 574.8
10 bit: 3696.3 804.8
32 8 bit: 5108.6 568.9
10 bit: 4249.6 918.8
48 8 bit: 16819.6 2304.9
10 bit: 13882.0 3178.5
64 8 bit: 13490.8 1799.5
10 bit: 11018.5 2519.4
Signed-off-by: Martin Storsjö <martin@martin.st>
Libav
Libav is a collection of libraries and tools to process multimedia content such as audio, video, subtitles and related metadata.
Libraries
libavcodecprovides implementation of a wider range of codecs.libavformatimplements streaming protocols, container formats and basic I/O access.libavutilincludes hashers, decompressors and miscellaneous utility functions.libavfilterprovides a mean to alter decoded Audio and Video through chain of filters.libavdeviceprovides an abstraction to access capture and playback devices.libavresampleimplements audio mixing and resampling routines.libswscaleimplements 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,ismindexandqt-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.