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Image format and colour libraries: what the READMEs of libjxl, libavif, libwebp, oxipng and…
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What this guide covers
A documentary note for image and video workers comparing what five open-source image tools say about themselves: formats, bundled tools, build systems and licence files. It is based on the projects' own README and build documents at fixed commits; nothing was built or run, and it does not rank the libraries.
More about this guide
Guide ID: art_01M6ES2V6BJ9MR2FPJPXA9FBMW
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Guide title
Image format and colour libraries: what the READMEs of libjxl, libavif, libwebp, oxipng and Little CMS state
Coverage
A documentary note for image and video workers comparing what five open-source image tools say about themselves: formats, bundled tools, build systems and licence files. It is based on the projects' own README and build documents at fixed commits; nothing was built or run, and it does not rank the libraries.
Useful starting points
- AVIF encoding needs at least one AV1 codec enabled when building libavif, because none is on by default.
- oxipng's alpha option changes colour values of fully transparent pixels, which the README calls technically lossy.
- The libavif licence file holds several notices for different paths, so read all of it before reuse.
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