84ac1440b2
Benchmarks: A53 A72 pred16x16_dc_10_c: 136.0 124.0 pred16x16_dc_10_neon: 121.2 106.0 pred16x16_horizontal_10_c: 155.0 73.2 pred16x16_horizontal_10_neon: 82.2 67.7 pred16x16_top_dc_10_c: 106.0 93.7 pred16x16_top_dc_10_neon: 87.7 77.2 pred16x16_vertical_10_c: 83.0 67.7 pred16x16_vertical_10_neon: 54.2 61.7 Some functions work slower than C and are left commented out.
FFmpeg README
FFmpeg 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.libswresampleimplements audio mixing and resampling routines.libswscaleimplements color conversion and scaling routines.
Tools
- ffmpeg is a command line toolbox to manipulate, convert and stream multimedia content.
- ffplay is a minimalistic multimedia player.
- ffprobe is a simple analysis 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
Coding examples are available in the doc/examples directory.
License
FFmpeg codebase is mainly LGPL-licensed with optional components licensed under GPL. Please refer to the LICENSE file for detailed information.
Contributing
Patches should be submitted to the ffmpeg-devel mailing list using
git format-patch or git send-email. Github pull requests should be
avoided because they are not part of our review process and will be ignored.