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Docs: clarify composite operation ordering #4288

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Lovell Fuller 2024-12-05 12:34:54 +00:00
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docs/api-composite.md
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@ -6,8 +6,8 @@ Composite image(s) over the processed (resized, extracted etc.) image.
The images to composite must be the same size or smaller than the processed image. The images to composite must be the same size or smaller than the processed image.
If both `top` and `left` options are provided, they take precedence over `gravity`. If both `top` and `left` options are provided, they take precedence over `gravity`.
Any resize, rotate or extract operations in the same processing pipeline Other operations in the same processing pipeline (e.g. resize, rotate, flip,
will always be applied to the input image before composition. flop, extract) will always be applied to the input image before composition.
The `blend` option can be one of `clear`, `source`, `over`, `in`, `out`, `atop`, The `blend` option can be one of `clear`, `source`, `over`, `in`, `out`, `atop`,
`dest`, `dest-over`, `dest-in`, `dest-out`, `dest-atop`, `dest`, `dest-over`, `dest-in`, `dest-out`, `dest-atop`,

4
lib/composite.js
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@ -46,8 +46,8 @@ const blend = {
* The images to composite must be the same size or smaller than the processed image. * The images to composite must be the same size or smaller than the processed image.
* If both `top` and `left` options are provided, they take precedence over `gravity`. * If both `top` and `left` options are provided, they take precedence over `gravity`.
* *
* Any resize, rotate or extract operations in the same processing pipeline * Other operations in the same processing pipeline (e.g. resize, rotate, flip,
* will always be applied to the input image before composition. * flop, extract) will always be applied to the input image before composition.
* *
* The `blend` option can be one of `clear`, `source`, `over`, `in`, `out`, `atop`, * The `blend` option can be one of `clear`, `source`, `over`, `in`, `out`, `atop`,
* `dest`, `dest-over`, `dest-in`, `dest-out`, `dest-atop`, * `dest`, `dest-over`, `dest-in`, `dest-out`, `dest-atop`,