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avif decoder, using dav1d directly.
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avif-community/davif
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avif decoder, usingdav1d directly.
avif (AV1 Image File Format) is a still picture format uses a keyframe ofAV1.
AVIF(AV1 Image File Format)は、動画フォーマットであるAV1のキーフレームを流用して圧縮する静止画フォーマットです。
davifは、ラッパーを介さずdav1dを直接叩くavifのデコード・コマンドです。
# pre-requirements# If your system cmake is lower than 3.13, please install latest version:# https://apt.kitware.com/# cloning this repository with dependencies.git clone --recurse-submodules --recursive git@github.com:avif-community/davif.gitcd davif# Apply workaroundsbash scripts/apply-patches.sh# Build dependencies not managed by CMake.bash scripts/build-deps.sh# System gcc is 8.0 or higher:cmake ..# If not, please install gcc-8 (or higher) and tell them to CMake.CXX=g++-8 CC=gcc-8 cmake ..# build davif binary.make davif# decode an avif image../davif -i input.avif -o output.png
% davif[2022/03/29 18:01:20 INFO ] davif[2022/03/29 18:01:20 INFO ] - dav1d ver: 1.0.0-0-g99172b1[2022/03/29 18:01:20 INFO ] - libpng ver: 1.6.38.gitSYNOPSIS davif -i<input.avif> -o<output.png> [--extract-alpha<output-alpha.png>] [--extract-depth<output-depth.png>] [--threads<Num of threads to use>] davif -hOPTIONS -h, --help Showhelp and exit.
Example avif files are available inAOMediaCodec/av1-avif oravif-community/avif-sample-images.
(Currently, detailed documentation is only inJapanese)
- Add more and more command-line flags.
- avif-community/cavif - avif encoder, using libaom directly.
- avif-community/libavif-container - a library to parse avif container.
- avif-community/avif-sample-images - sample images from us.
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avif decoder, using dav1d directly.
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- C++80.5%
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