Project homepage http://drupal.org/project/imageapi_optimize == INSTALL == After having enabled this module, go to admin/config/media/image-toolkit, select 'ImageAPI Optimize' as the default toolkit and Save, then adjust your settings on the same page. ImageAPI can use 3rd service like Yahoo! SmushIt, all that you needs is PHP 5.2+ with JSON support. In order to have better performance, it is preferred to compile your selected tools and give the paths to ImageAPI Optimize. == NOTES == Everytime you install a new ImageAPI contrib module, go to the ImageAPI Optimize settings page and save the configuration.