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Apple M2: put_luma_hv_10_4x4_c: 36.3 ( 1.00x) put_luma_hv_10_8x8_c: 82.9 ( 1.00x) put_luma_hv_10_8x8_neon: 34.9 ( 2.37x) put_luma_hv_10_16x16_c: 239.2 ( 1.00x) put_luma_hv_10_16x16_neon: 119.0 ( 2.01x) put_luma_hv_10_32x32_c: 900.3 ( 1.00x) put_luma_hv_10_32x32_neon: 429.3 ( 2.10x) put_luma_hv_10_64x64_c: 2984.7 ( 1.00x) put_luma_hv_10_64x64_neon: 1736.2 ( 1.72x) put_luma_hv_10_128x128_c: 11194.2 ( 1.00x) put_luma_hv_10_128x128_neon: 6357.3 ( 1.76x) put_luma_hv_12_4x4_c: 35.9 ( 1.00x) put_luma_hv_12_8x8_c: 82.6 ( 1.00x) put_luma_hv_12_8x8_neon: 34.3 ( 2.41x) put_luma_hv_12_16x16_c: 240.2 ( 1.00x) put_luma_hv_12_16x16_neon: 115.3 ( 2.08x) put_luma_hv_12_32x32_c: 787.7 ( 1.00x) put_luma_hv_12_32x32_neon: 414.2 ( 1.90x) put_luma_hv_12_64x64_c: 3058.4 ( 1.00x) put_luma_hv_12_64x64_neon: 1592.3 ( 1.92x) put_luma_hv_12_128x128_c: 11350.8 ( 1.00x) put_luma_hv_12_128x128_neon: 6378.3 ( 1.78x) RPi4: put_luma_hv_10_4x4_c: 637.8 ( 1.00x) put_luma_hv_10_8x8_c: 1044.9 ( 1.00x) put_luma_hv_10_8x8_neon: 483.7 ( 2.16x) put_luma_hv_10_16x16_c: 3098.0 ( 1.00x) put_luma_hv_10_16x16_neon: 1603.1 ( 1.93x) put_luma_hv_10_32x32_c: 10054.8 ( 1.00x) put_luma_hv_10_32x32_neon: 5843.6 ( 1.72x) put_luma_hv_10_64x64_c: 40506.2 ( 1.00x) put_luma_hv_10_64x64_neon: 24384.0 ( 1.66x) put_luma_hv_10_128x128_c: 130604.2 ( 1.00x) put_luma_hv_10_128x128_neon: 99746.6 ( 1.31x) put_luma_hv_12_4x4_c: 638.2 ( 1.00x) put_luma_hv_12_8x8_c: 1074.6 ( 1.00x) put_luma_hv_12_8x8_neon: 482.6 ( 2.23x) put_luma_hv_12_16x16_c: 3094.0 ( 1.00x) put_luma_hv_12_16x16_neon: 1602.5 ( 1.93x) put_luma_hv_12_32x32_c: 10034.4 ( 1.00x) put_luma_hv_12_32x32_neon: 5843.3 ( 1.72x) put_luma_hv_12_64x64_c: 40447.5 ( 1.00x) put_luma_hv_12_64x64_neon: 24377.2 ( 1.66x) put_luma_hv_12_128x128_c: 130610.4 ( 1.00x) put_luma_hv_12_128x128_neon: 99765.8 ( 1.31x)
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 means to alter decoded audio and video through a directed graph of connected 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.