I don’t think there exists such function in the WordPress core. Example #1 But you can try something like this: /** * Random image size * @return String Image size */ function wpse_random_image_size() { $sizes = (array) get_intermediate_image_sizes(); return $sizes[array_rand( $sizes )]; } to display a random image size. Usage: if ( function_exists( ‘wpse_random_image_size’ ) … Read more
It’s due to AAM (Advanced Access Manager) plugin. You have different options to fix the issue. 1) Disable AAM Media Manager plugin 2) You can changes AAM Media Manager plugin version 3) If you do not want AAM to handle your website images, Go to the following file /advanced-access-manager/extension/AAM_Media_Manager/extension.php and find private $_skip = false; … Read more
You can define your own post thumbnail sizes add_theme_support( ‘post-thumbnails’ ); set_post_thumbnail_size( 150, 150 ); This means that you change the thumbnail size overall. Or you can define custom image sizes add_action( ‘after_setup_theme’, ‘wpdocs_theme_setup’ ); function wpdocs_theme_setup() { add_image_size( ‘category-thumb’, 300 ); // 300 pixels wide (and unlimited height) add_image_size( ‘homepage-thumb’, 220, 180, true ); … Read more
The new responsive images feature takes some tweaking to make it work optimally. The standard settings work only for the most basic of themes. Read up on responsive images, specifically the srcset and sizes attributes. Manipulate the srcset and sizes values through the new wp_calculate_image_srcset and wp_calculate_image_sizes filters. There’s also a max_srcset_image_width filter that allows … Read more
The Shortcode API is more geared for altering post content rather than performing actions in response to content, and as such tend to require more creativity to alter other post data – though it can still be done. Ultimately, using a shortcode to set a featured image is kind of bizarre considering that you can … Read more
You are using the Advanced custom fields plugin. The documentation for images: http://www.advancedcustomfields.com/resources/image/ To display the alt-tag for example, you can use this snippet: $image = get_field(‘image’); if( !empty( $image ) ) { $alt = $image[‘alt’]; … echo ‘<img src=”https://wordpress.stackexchange.com/questions/216629/…” alt=” . $alt .”>’ }
add_theme_support( ‘html5’, array( ‘gallery’ ) ); or with another arguments such as search-form, comment-form, comment-list and caption, its call as Theme Markup Added gallery and caption support was introduced since WordPress version 3.9. As of version 3.9 WordPress uses <figure> and <figcaption> elements, instead of the generic definition list markup to output galleries. More on … Read more
The problem is that you are using functions from GD library to manipulate images, not functions from WordPress Image API (WP_Image_Editor class). So, WordPress things doesn’t apply to the generated image by your code. WordPress Image API uses ImageMagick if available, otherwise it uses GD library. In order to keep EXIF data: If GD library … Read more
this is a function, that unwraps images from p tags inside the_content /** * WP: Unwrap images from <p> tag * @param $content * @return mixed */ function so226099_filter_p_tags_on_images( $content ) { $content = preg_replace(‘/<p>\\s*?(<a .*?><img.*?><\\/a>|<img.*?>)?\\s*<\\/p>/s’, ‘\1’, $content); return $content; } add_filter(‘the_content’, ‘so226099_filter_p_tags_on_images’);
That’s the same media manager. The first image is what you see if you try to put a gallery into your page or post. The second is what you will see if you add a Featured Image, where the gallery tab would not be relevant.