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resources/images: Add $image.Colors

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Which returns the most dominant colors of an image using a simple histogram method.

Fixes #10307
This commit is contained in:
Bjørn Erik Pedersen
2022-09-21 16:24:54 +02:00
parent 08f0984f91
commit a4028112e3
10 changed files with 90 additions and 0 deletions
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13
docs/content/en/content-management/image-processing/index.md
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@@ -163,6 +163,19 @@ Sometimes it can be useful to create the filter chain once and then reuse it.
{{ $image2 := $image2.Filter $filters }}
```
### Colors
{{< new-in "0.104.0" >}}
`.Colors` returns a slice of hex string with the dominant colors in the image using a simple histogram method.
```go-html-template
{{ $colors := $image.Colors }}
```
This method is fast, but if you also scale down your images, it would be good for performance to extract the colors from the scaled down image.
### Exif
Provides an [Exif] object containing image metadata.