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Source View: admin_memory_limit

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Understanding Source Code

The best way to understand what a hook does is to look at where it occurs in the source code.

  • Action hooks look like this: do_action( "hook_name" )
  • Filter hooks look like this: apply_filters( "hook_name", "what_to_filter" ).

Remember, this hook may occur in more than one file. Moreover, the hook's context may change from version to version.

Source View

This hook occurs 2 times in this file.

Line Code
385                     break;
386           }
387      }
388
389      return $img;
390 }
391
392 function stream_preview_image($post_id) {
393      $post = get_post($post_id);
394      @ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) );
395      $img = load_image_to_edit( $post_id, $post->post_mime_type, array(400, 400) );
396
397      if ( !is_resource($img) )
398           return false;
399
400      $changes = !empty($_REQUEST['history']) ? json_decode( stripslashes($_REQUEST['history']) ) : null;
401      if ( $changes )
402           $img = image_edit_apply_changes($img, $changes);
403
 
Line Code
490           $msg->msg = __('Image restored successfully.');
491
492      return $msg;
493 }
494
495 function wp_save_image($post_id) {
496      $return = new stdClass;
497      $success = $delete = $scaled = $nocrop = false;
498      $post = get_post($post_id);
499      @ini_set( 'memory_limit', apply_filters( 'admin_memory_limit', WP_MAX_MEMORY_LIMIT ) );
500      $img = load_image_to_edit($post_id, $post->post_mime_type);
501
502      if ( !is_resource($img) ) {
503           $return->error = esc_js( __('Unable to create new image.') );
504           return $return;
505      }
506
507      $fwidth = !empty($_REQUEST['fwidth']) ? intval($_REQUEST['fwidth']) : 0;
508      $fheight = !empty($_REQUEST['fheight']) ? intval($_REQUEST['fheight']) : 0;