images.ColorBalance
Returns an image filter that changes the color balance of an image.
Syntax
images.ColorBalance PCTRED PCTGREEN PCTBLUE
Returns
images.filter
The percentage for each channel (red, green, blue) must be in the range [-100, 500].
Usage
Create the filter:
{{ $filter := images.ColorBalance -10 10 50 }}使用 images.Filter 函数应用滤镜：
{{ with resources.Get "images/original.jpg" }}
{{ with . | images.Filter $filter }}
<img src="{{ .RelPermalink }}" width="{{ .Width }}" height="{{ .Height }}" alt="">
{{ end }}
{{ end }}您也可以使用 Resource 对象上的 Filter 方法应用滤镜：
{{ with resources.Get "images/original.jpg" }}
{{ with .Filter $filter }}
<img src="{{ .RelPermalink }}" width="{{ .Width }}" height="{{ .Height }}" alt="">
{{ end }}
{{ end }}
{{__hugo_ctx/}}
## Example
Original
Processed
