wp_image_src_get_dimensions() WordPress Function
The wp_image_src_get_dimensions() function allows you to get the width and height of an image. This is useful when you need to know the size of an image before you output it on a page.
wp_image_src_get_dimensions( string $image_src, array $image_meta, int $attachment_id ) #
Determines an image’s width and height dimensions based on the source file.
Parameters
- $image_src
(string)(Required)The image source file.
- $image_meta
(array)(Required)The image meta data as returned by 'wp_get_attachment_metadata()'.
- $attachment_id
(int)(Optional) The image attachment ID. Default 0.
Return
(array|false) Array with first element being the width and second element being the height, or false if dimensions cannot be determined.
Source
File: wp-includes/media.php
function wp_image_src_get_dimensions( $image_src, $image_meta, $attachment_id = 0 ) { $dimensions = false; // Is it a full size image? if ( isset( $image_meta['file'] ) && strpos( $image_src, wp_basename( $image_meta['file'] ) ) !== false ) { $dimensions = array( (int) $image_meta['width'], (int) $image_meta['height'], ); } if ( ! $dimensions && ! empty( $image_meta['sizes'] ) ) { $src_filename = wp_basename( $image_src ); foreach ( $image_meta['sizes'] as $image_size_data ) { if ( $src_filename === $image_size_data['file'] ) { $dimensions = array( (int) $image_size_data['width'], (int) $image_size_data['height'], ); break; } } } /** * Filters the 'wp_image_src_get_dimensions' value. * * @since 5.7.0 * * @param array|false $dimensions Array with first element being the width * and second element being the height, or * false if dimensions could not be determined. * @param string $image_src The image source file. * @param array $image_meta The image meta data as returned by * 'wp_get_attachment_metadata()'. * @param int $attachment_id The image attachment ID. Default 0. */ return apply_filters( 'wp_image_src_get_dimensions', $dimensions, $image_src, $image_meta, $attachment_id ); }
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Changelog
Version | Description |
---|---|
5.5.0 | Introduced. |