image_edit_before_change │ filter-hook │ WP 2.9.0

Filters the GD image resource before applying changes to the image.

Usage

add_filter( 'image_edit_before_change', 'wp_kama_image_edit_before_change_filter', 10, 3 );

/**
 * Function for `image_edit_before_change` filter-hook.
 * 
 * @param resource|GdImage $image   GD image resource or GdImage instance.
 * @param array            $changes Array of change operations.
 * @param                  $string  
 *
 * @return resource|GdImage
 */
function wp_kama_image_edit_before_change_filter( $image, $changes, $string ){

	// filter...
	return $image;
}

$image(resource|GdImage)

GD image resource or GdImage instance.

$changes(array)

Array of change operations.

$string

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Changelog

Where the hook is called

$image = apply_filters_deprecated( 'image_edit_before_change', array( $image, $changes ), '3.5.0', 'wp_image_editor_before_change' );

Where the hook is used in WordPress