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function image_field_presave in Drupal 7

Implements hook_field_presave().

File

modules/image/image.field.inc, line 230
Implement an image field, based on the file module's file field.

Code

function image_field_presave($entity_type, $entity, $field, $instance, $langcode, &$items) {
  file_field_presave($entity_type, $entity, $field, $instance, $langcode, $items);

  // Determine the dimensions if necessary.
  foreach ($items as &$item) {
    if (!isset($item['width']) || !isset($item['height'])) {
      $info = image_get_info(file_load($item['fid'])->uri);
      if (is_array($info)) {
        $item['width'] = $info['width'];
        $item['height'] = $info['height'];
      }
    }
  }
}