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@ -453,12 +453,12 @@ Enhance output image contrast by stretching its luminance to cover the full dyna
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#### overlayWith(image, [options])
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#### overlayWith(image, [options])
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Overlay (composite) a image containing an alpha channel over the processed (resized, extracted etc.) image.
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Overlay (composite) a image over the processed (resized, extracted etc.) image.
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`image` is one of the following, and must be the same size or smaller than the processed image:
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`image` is one of the following, and must be the same size or smaller than the processed image:
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* Buffer containing PNG, WebP, GIF, SVG, raw pixel image data, or
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* Buffer containing image data, or
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* String containing the path to an image file, with most major transparency formats supported.
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* String containing the path to an image file
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`options`, if present, is an Object with the following optional attributes:
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`options`, if present, is an Object with the following optional attributes:
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@ -25,10 +25,18 @@ Requires libvips v8.3.3
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[#516](https://github.com/lovell/sharp/pull/516)
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[#516](https://github.com/lovell/sharp/pull/516)
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[@mhirsch](https://github.com/mhirsch)
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[@mhirsch](https://github.com/mhirsch)
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* Prevent bandbool creating a single channel sRGB image.
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[#519](https://github.com/lovell/sharp/pull/519)
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[@mhirsch](https://github.com/mhirsch)
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* Ensure ICC profiles are removed from PNG output unless withMetadata used.
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* Ensure ICC profiles are removed from PNG output unless withMetadata used.
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[#521](https://github.com/lovell/sharp/issues/521)
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[#521](https://github.com/lovell/sharp/issues/521)
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[@ChrisPinewood](https://github.com/ChrisPinewood)
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[@ChrisPinewood](https://github.com/ChrisPinewood)
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* Add alpha channels, if missing, to overlayWith images.
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[#540](https://github.com/lovell/sharp/pull/540)
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[@cmtt](https://github.com/cmtt)
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* Remove deprecated interpolateWith method - use resize(w, h, { interpolator: ... })
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* Remove deprecated interpolateWith method - use resize(w, h, { interpolator: ... })
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[#310](https://github.com/lovell/sharp/issues/310)
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[#310](https://github.com/lovell/sharp/issues/310)
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