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Composing and colour-checking an image you own with sharp: what its documentation pages state
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What this guide covers
A source note for developers who script image compositing for their own pictures with the Node.js sharp library. It summarises what the project's composite, metadata and colour pages say about overlays, blend names, metadata and tint or greyscale. It is documentation only; nothing was installed or run.
More about this guide
Guide ID: art_01M6NQ7G7R471TFMR18B22JKRS
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Guide title
Composing and colour-checking an image you own with sharp: what its documentation pages state
Coverage
A source note for developers who script image compositing for their own pictures with the Node.js sharp library. It summarises what the project's composite, metadata and colour pages say about overlays, blend names, metadata and tint or greyscale. It is documentation only; nothing was installed or run.
Useful starting points
- Per the docs, an overlay must be the same size or smaller than the base image, and top plus left override gravity when both are given.
- Per the docs, width and height from the metadata call ignore EXIF orientation, so check orientation before placing an overlay.
- Per the docs, statistics come from the original input, so write the processed result to a buffer before measuring it.
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