wppaste
WordPress

apply_filters( 'fallback_intermediate_image_sizes', string[] $fallback_sizes, array $metadata )

Since
4.7.0
Filters the image sizes generated for non-image mime types.

Compatibility

WordPress
since 4.7.0
  • 6.7.7
  • 6.8.8
  • 6.9.7
  • 7.0.4
  • 7.1.0

Present in every tracked release (6.7.7 to 7.1.0).

Parameters

$fallback_sizesstring[]
An array of image size names.
$metadataarray
Current attachment metadata.

Where this hook fires · 2

  • wp-admin/includes/image.php:686wp_generate_attachment_metadata()
  • wp-includes/rest-api/endpoints/class-wp-rest-attachments-controller.php:1540WP_REST_Attachments_Controller::prepare_item_for_response()

Source code

View on Trac View on GitHub 

		 *		 * @since 4.7.0		 *		 * @param string[] $fallback_sizes An array of image size names.		 * @param array    $metadata       Current attachment metadata.		 */		$fallback_sizes = apply_filters( 'fallback_intermediate_image_sizes', $fallback_sizes, $metadata ); 		$registered_sizes = wp_get_registered_image_subsizes();		$merged_sizes     = array_intersect_key( $registered_sizes, array_flip( $fallback_sizes ) ); 		// Force thumbnails to be soft crops.		if ( isset( $merged_sizes['thumbnail'] ) && is_array( $merged_sizes['thumbnail'] ) ) {

Changelog

Introduced in 4.7.0. Unchanged from 6.7.7 through 7.1.0.

  1. 6.7.7
  2. 6.8.8
  3. 6.9.7
  4. 7.0.4
  5. 7.1.0

Signature, return type and hooks compared across 5 parsed releases.

About this page

Parsed data
Generated from the wordpress-develop 7.1.0 tag, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.
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