materio-base-d7/sites/all/modules/contrib/files/imagecache_actions/autorotate/imagecache_autorotate.install

<?php
/**
 * @file
 * Ensure Imagecache recognises our new actions, per http://drupal.org/node/290101.
 */

/**
 * @todo Please document this function.
 * @see http://drupal.org/node/1354
 */
function imagecache_autorotate_enable() {
  if (function_exists('imagecache_action_definitions') ) {
    imagecache_action_definitions(TRUE);
  }
  cache_clear_all('imagecache_actions', 'cache');
}

/**
 * @todo Please document this function.
 * @see http://drupal.org/node/1354
 */
function imagecache_autorotate_disable() {
  if (function_exists('imagecache_action_definitions') ) {
    imagecache_action_definitions(TRUE);
  }
  cache_clear_all('imagecache_actions', 'cache');
}