wp-includes/media.php


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<?php

/**
 * WordPress API for media display.
 *
 * @package WordPress
 * @subpackage Media
 */

/* function wp_get_additional_image_sizes() – Retrieve additional image sizes. */

/* function image_constrain_size_for_editor() – Scale down the default size of an image. */

/* function image_hwstring() – Retrieve width and height attributes using given width and height values. */

/* function image_downsize() – Scale an image to fit a particular size (such as ‘thumb’ or ‘medium’). */

/* function add_image_size() – Register a new image size. */

/* function has_image_size() – Check if an image size exists. */

/* function remove_image_size() – Remove a new image size. */

/* function set_post_thumbnail_size() – Registers an image size for the post thumbnail. */

/* function get_image_tag() – Gets an img tag for an image attachment, scaling it down if requested. */

/* function wp_constrain_dimensions() – Calculates the new dimensions for a down-sampled image. */

/* function image_resize_dimensions() – Retrieves calculated resize dimensions for use in WP_Image_Editor. */

/* function image_make_intermediate_size() – Resizes an image to make a thumbnail or intermediate size. */

/* function wp_image_matches_ratio() – Helper function to test if aspect ratios for two images match. */

/* function image_get_intermediate_size() – Retrieves the image’s intermediate size (resized) path, width, and height. */

/* function get_intermediate_image_sizes() – Gets the available intermediate image size names. */

/* function wp_get_registered_image_subsizes() – Returns a normalized list of all currently registered image sub-sizes. */

/* function wp_get_attachment_image_src() – Retrieves an image to represent an attachment. */

/* function wp_get_attachment_image() – Get an HTML img element representing an image attachment. */

/* function wp_get_attachment_image_url() – Get the URL of an image attachment. */

/* function _wp_get_attachment_relative_path() – Get the attachment path relative to the upload directory. */

/* function _wp_get_image_size_from_meta() – Get the image size as array from its meta data. */

/* function wp_get_attachment_image_srcset() – Retrieves the value for an image attachment’s ‘srcset’ attribute. */

/* function wp_calculate_image_srcset() – A helper function to calculate the image sources to include in a ‘srcset’ attribute. */

/* function wp_get_attachment_image_sizes() – Retrieves the value for an image attachment’s ‘sizes’ attribute. */

/* function wp_calculate_image_sizes() – Creates a ‘sizes’ attribute value for an image. */

/* function wp_image_file_matches_image_meta() – Determines if the image meta data is for the image source file. */

/* function wp_image_src_get_dimensions() – Determines an image’s width and height dimensions based on the source file. */

/* function wp_image_add_srcset_and_sizes() – Adds ‘srcset’ and ‘sizes’ attributes to an existing ‘img’ element. */

/* function wp_lazy_loading_enabled() – Determines whether to add the `loading` attribute to the specified tag in the specified context. */

/* function wp_filter_content_tags() – Filters specific tags in post content and modifies their markup. */

/* function wp_img_tag_add_loading_attr() – Adds `loading` attribute to an `img` HTML tag. */

/* function wp_img_tag_add_width_and_height_attr() – Adds `width` and `height` attributes to an `img` HTML tag. */

/* function wp_img_tag_add_srcset_and_sizes_attr() – Adds `srcset` and `sizes` attributes to an existing `img` HTML tag. */

/* function wp_iframe_tag_add_loading_attr() – Adds `loading` attribute to an `iframe` HTML tag. */

/* function _wp_post_thumbnail_class_filter() – Adds a ‘wp-post-image’ class to post thumbnails. Internal use only. */

/* function _wp_post_thumbnail_class_filter_add() – Adds ‘_wp_post_thumbnail_class_filter’ callback to the ‘wp_get_attachment_image_attributes’
filter hook. Internal use only. */

/* function _wp_post_thumbnail_class_filter_remove() – Removes the ‘_wp_post_thumbnail_class_filter’ callback from the ‘wp_get_attachment_image_attributes’
filter hook. Internal use only. */

add_shortcode( 'wp_caption', 'img_caption_shortcode' );
add_shortcode( 'caption', 'img_caption_shortcode' );

/* function img_caption_shortcode() – Builds the Caption shortcode output. */

add_shortcode( 'gallery', 'gallery_shortcode' );

/* function gallery_shortcode() – Builds the Gallery shortcode output. */

/* function wp_underscore_playlist_templates() – Outputs the templates used by playlists. */

/* function wp_playlist_scripts() – Outputs and enqueue default scripts and styles for playlists. */

/* function wp_playlist_shortcode() – Builds the Playlist shortcode output. */
add_shortcode( 'playlist', 'wp_playlist_shortcode' );

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