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From mediawiki.org
Available from version 1.19.0
Called by BitmapHandler::normaliseParams(), after all normalizations have been performed, except for the $wgMaxImageArea check.
Define function:
public static function onBitmapHandlerCheckImageArea( $image, &$params, &$checkImageAreaHookResult ) { ... }
Attach hook: In extension.json:
	"Hooks": {
		"BitmapHandlerCheckImageArea": "MediaWiki\\Extension\\MyExtension\\Hooks::onBitmapHandlerCheckImageArea"
Called from: File(s): media/TransformationalImageHandler.php
Interface: BitmapHandlerCheckImageAreaHook.php

For more information about attaching hooks, see Manual:Hooks .
For examples of extensions using this hook, see Category:BitmapHandlerCheckImageArea extensions.


  • $image: File
  • &$params: Array of parameters
  • &$checkImageAreaHookResult: null, set to true or false to override the $wgMaxImageArea check result