wphooks.info - embed_thumbnail_image_size

embed_thumbnail_image_size

The hook occurs in the following file:

wp-includes/theme-compat/embed-content.php:
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			/**
			 * Filters the thumbnail image size for use in the embed template.
			 *
			 * @since 4.4.0
			 * @since 4.5.0 Added `$thumbnail_id` parameter.
			 *
			 * @param string $image_size   Thumbnail image size.
			 * @param int    $thumbnail_id Attachment ID.
			 */
			$image_size = apply_filters( 'embed_thumbnail_image_size', $image_size, $thumbnail_id );

			$shape = $measurements[0] / $measurements[1] >= 1.75 ? 'rectangular' : 'square';

			/**
			 * Filters the thumbnail shape for use in the embed template.
			 *
			 * Rectangular images are shown above the title while square images
			 * are shown next to the content.
			 *