hugo/docs/content/en/functions/images/Gamma.md

title	description	categories	keywords	action	toc
images.Gamma	Returns an image filter that performs gamma correction on an image.			aliases related returnType signatures functions/images/Filter methods/resource/Filter images.filter images.Gamma GAMMA	true

The gamma value must be positive. A value greater than 1 lightens the image, while a value less than 1 darkens the image. The filter has no effect when the gamma value is 1.

Usage

Create the filter:

{{ $filter := images.Gamma 1.667 }}

{{% include "functions/images/_common/apply-image-filter.md" %}}

Example

{{< img src="images/examples/zion-national-park.jpg" alt="Zion National Park" filter="Gamma" filterArgs="1.667" example=true

}}