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vvc_alf_filter_chroma_4x4_8_c: 3.0 vvc_alf_filter_chroma_4x4_8_neon: 1.0 vvc_alf_filter_chroma_4x4_10_c: 2.7 vvc_alf_filter_chroma_4x4_10_neon: 1.0 vvc_alf_filter_chroma_4x4_12_c: 2.7 vvc_alf_filter_chroma_4x4_12_neon: 1.0 vvc_alf_filter_chroma_8x8_8_c: 10.2 vvc_alf_filter_chroma_8x8_8_neon: 3.0 vvc_alf_filter_chroma_8x8_10_c: 10.0 vvc_alf_filter_chroma_8x8_10_neon: 2.5 vvc_alf_filter_chroma_8x8_12_c: 10.0 vvc_alf_filter_chroma_8x8_12_neon: 2.5 vvc_alf_filter_chroma_16x16_8_c: 41.7 vvc_alf_filter_chroma_16x16_8_neon: 11.2 vvc_alf_filter_chroma_16x16_10_c: 39.0 vvc_alf_filter_chroma_16x16_10_neon: 10.0 vvc_alf_filter_chroma_16x16_12_c: 40.2 vvc_alf_filter_chroma_16x16_12_neon: 10.2 vvc_alf_filter_chroma_32x32_8_c: 162.0 vvc_alf_filter_chroma_32x32_8_neon: 45.0 vvc_alf_filter_chroma_32x32_10_c: 155.5 vvc_alf_filter_chroma_32x32_10_neon: 39.5 vvc_alf_filter_chroma_32x32_12_c: 155.5 vvc_alf_filter_chroma_32x32_12_neon: 40.0 vvc_alf_filter_chroma_64x64_8_c: 646.0 vvc_alf_filter_chroma_64x64_8_neon: 175.5 vvc_alf_filter_chroma_64x64_10_c: 708.2 vvc_alf_filter_chroma_64x64_10_neon: 166.7 vvc_alf_filter_chroma_64x64_12_c: 619.2 vvc_alf_filter_chroma_64x64_12_neon: 157.2 vvc_alf_filter_chroma_128x128_8_c: 2611.5 vvc_alf_filter_chroma_128x128_8_neon: 698.2 vvc_alf_filter_chroma_128x128_10_c: 2470.0 vvc_alf_filter_chroma_128x128_10_neon: 616.0 vvc_alf_filter_chroma_128x128_12_c: 2531.5 vvc_alf_filter_chroma_128x128_12_neon: 620.2 vvc_alf_filter_luma_8x8_8_c: 25.2 vvc_alf_filter_luma_8x8_8_neon: 4.2 vvc_alf_filter_luma_8x8_10_c: 18.5 vvc_alf_filter_luma_8x8_10_neon: 4.0 vvc_alf_filter_luma_8x8_12_c: 19.0 vvc_alf_filter_luma_8x8_12_neon: 4.0 vvc_alf_filter_luma_16x16_8_c: 106.5 vvc_alf_filter_luma_16x16_8_neon: 16.2 vvc_alf_filter_luma_16x16_10_c: 75.2 vvc_alf_filter_luma_16x16_10_neon: 14.7 vvc_alf_filter_luma_16x16_12_c: 79.7 vvc_alf_filter_luma_16x16_12_neon: 14.7 vvc_alf_filter_luma_32x32_8_c: 400.5 vvc_alf_filter_luma_32x32_8_neon: 63.2 vvc_alf_filter_luma_32x32_10_c: 299.2 vvc_alf_filter_luma_32x32_10_neon: 57.7 vvc_alf_filter_luma_32x32_12_c: 299.2 vvc_alf_filter_luma_32x32_12_neon: 57.7 vvc_alf_filter_luma_64x64_8_c: 1602.5 vvc_alf_filter_luma_64x64_8_neon: 251.7 vvc_alf_filter_luma_64x64_10_c: 1197.0 vvc_alf_filter_luma_64x64_10_neon: 235.5 vvc_alf_filter_luma_64x64_12_c: 1220.2 vvc_alf_filter_luma_64x64_12_neon: 235.7 vvc_alf_filter_luma_128x128_8_c: 6570.2 vvc_alf_filter_luma_128x128_8_neon: 1007.7 vvc_alf_filter_luma_128x128_10_c: 4822.7 vvc_alf_filter_luma_128x128_10_neon: 936.2 vvc_alf_filter_luma_128x128_12_c: 4791.2 vvc_alf_filter_luma_128x128_12_neon: 938.5 Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
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.