FFmpeg with custom patches for LAV Filters
vvc decoder plug-in to avcodec. split frames into slices/tiles and send them to vvc_thread for further decoding reorder and wait for the frame decoding to be done and output the frame Features: + Support I, P, B frames + Support 8/10/12 bits, chroma 400, 420, 422, and 444 and range extension + Support VVC new tools like MIP, CCLM, AFFINE, GPM, DMVR, PROF, BDOF, LMCS, ALF + 295 conformace clips passed - Not support RPR, IBC, PALETTE, and other minor features yet Performance: C code FPS on an i7-12700K (x86): BQTerrace_1920x1080_60_10_420_22_RA.vvc 93.0 Chimera_8bit_1080P_1000_frames.vvc 184.3 NovosobornayaSquare_1920x1080.bin 191.3 RitualDance_1920x1080_60_10_420_32_LD.266 150.7 RitualDance_1920x1080_60_10_420_37_RA.266 170.0 Tango2_3840x2160_60_10_420_27_LD.266 33.7 C code FPS on a M1 Mac Pro (ARM): BQTerrace_1920x1080_60_10_420_22_RA.vvc 58.7 Chimera_8bit_1080P_1000_frames.vvc 153.3 NovosobornayaSquare_1920x1080.bin 150.3 RitualDance_1920x1080_60_10_420_32_LD.266 105.0 RitualDance_1920x1080_60_10_420_37_RA.266 133.0 Tango2_3840x2160_60_10_420_27_LD.266 21.7 Asm optimizations still working in progress. please check https://github.com/ffvvc/FFmpeg/wiki#performance-data for the latest Contributors (based on code merge order): Nuo Mi <nuomi2021@gmail.com> Xu Mu <toxumu@outlook.com> Frank Plowman <post@frankplowman.com> Shaun Loo <shaunloo10@gmail.com> Wu Jianhua <toqsxw@outlook.com> Thank you for reporting issues and providing performance reports: Łukasz Czech <lukaszcz18@wp.pl> Xu Fulong <839789740@qq.com> Thank you for providing review comments: Ronald S. Bultje <rsbultje@gmail.com> James Almer <jamrial@gmail.com> Andreas Rheinhardt <andreas.rheinhardt@outlook.com> Co-authored-by: Xu Mu <toxumu@outlook.com> Co-authored-by: Frank Plowman <post@frankplowman.com> Co-authored-by: Shaun Loo <shaunloo10@gmail.com> Co-authored-by: Wu Jianhua <toqsxw@outlook.com> |
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compat | ||
doc | ||
ffbuild | ||
fftools | ||
libavcodec | ||
libavdevice | ||
libavfilter | ||
libavformat | ||
libavutil | ||
libpostproc | ||
libswresample | ||
libswscale | ||
presets | ||
tests | ||
tools | ||
.gitattributes | ||
.gitignore | ||
.mailmap | ||
.travis.yml | ||
Changelog | ||
configure | ||
CONTRIBUTING.md | ||
COPYING.GPLv2 | ||
COPYING.GPLv3 | ||
COPYING.LGPLv2.1 | ||
COPYING.LGPLv3 | ||
CREDITS | ||
INSTALL.md | ||
LICENSE.md | ||
MAINTAINERS | ||
Makefile | ||
README.md | ||
RELEASE |
FFmpeg README
FFmpeg 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 means to alter decoded audio and video through a directed graph of connected filters.libavdevice
provides an abstraction to access capture and playback devices.libswresample
implements audio mixing and resampling routines.libswscale
implements 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
,ismindex
andqt-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.