--- title: Fill description: Applicable to images, returns a new image resource cropped and resized according to the given processing specification. categories: [] keywords: [] params: functions_and_methods: returnType: images.ImageResource signatures: [RESOURCE.Fill SPECIFICATION] --- {{% include "/_common/methods/resource/global-page-remote-resources.md" %}} The `Fill` method returns a new resource from a [processable image](g) according to the given [processing specification](#processing-specification). > [!NOTE] > Use the [`reflect.IsImageResourceProcessable`][] function to verify that an image can be processed. ## Usage When filling, you must provide both width and height (such as `500x200`) within the specification. `Fill` maintains the original aspect ratio by resizing the image to cover the target area and cropping any overflowing pixels based on the [anchor](#anchor) provided. ```go-html-template {{ with resources.Get "images/original.jpg" }} {{ with .Fill "500x200 TopRight" }} {{ end }} {{ end }} ``` In the example above, `"500x200 TopRight"` is the _processing specification. {{% include "/_common/methods/resource/processing-spec.md" %}} ## Example ```go-html-template {{ with resources.Get "images/original.jpg" }} {{ with .Fill "500x200 TopRight" }} {{ end }} {{ end }} ``` {{< img src="images/examples/zion-national-park.jpg" alt="Zion National Park" filter="Process" filterArgs="fill 500x200 TopRight" example=true >}} [`reflect.IsImageResourceProcessable`]: /functions/reflect/isimageresourceprocessable/