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21 lines
691 B
Go
21 lines
691 B
Go
package processing
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import (
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"github.com/imgproxy/imgproxy/v3/imagedata"
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"github.com/imgproxy/imgproxy/v3/imath"
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"github.com/imgproxy/imgproxy/v3/options"
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"github.com/imgproxy/imgproxy/v3/vips"
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)
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func extend(pctx *pipelineContext, img *vips.Image, po *options.ProcessingOptions, imgdata *imagedata.ImageData) error {
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resultWidth := imath.Scale(po.Width, po.Dpr)
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resultHeight := imath.Scale(po.Height, po.Dpr)
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if !po.Extend.Enabled || (resultWidth <= img.Width() && resultHeight <= img.Height()) {
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return nil
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}
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offX, offY := calcPosition(resultWidth, resultHeight, img.Width(), img.Height(), &po.Extend.Gravity, false)
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return img.Embed(resultWidth, resultHeight, offX, offY)
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}
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