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---
title: pageAction.ImageDataType
slug: Mozilla/Add-ons/WebExtensions/API/pageAction/ImageDataType
page-type: webextension-api-type
browser-compat: webextensions.api.pageAction.ImageDataType
---
{{AddonSidebar}}
Pixel data for an image.
## Type
An [`ImageData`](/en-US/docs/Web/API/ImageData) object, e.g. from a {{htmlelement("canvas")}} element.
## Browser compatibility
{{Compat}}
{{WebExtExamples}}
> **Note:** This API is based on Chromium's [`chrome.pageAction`](https://developer.chrome.com/docs/extensions/reference/pageAction/#type-ImageDataType) API. This documentation is derived from [`page_action.json`](https://chromium.googlesource.com/chromium/src/+/master/chrome/common/extensions/api/page_action.json) in the Chromium code.
<!--
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// * Neither the name of Google Inc. nor the names of its
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