The Auto Crop filter is a powerful tool for automatically cropping your photos according to a specified aspect ratio and region.
Settings
•From the Aspect ratio combo-box you can select either a predefined aspect ratio (16:9, 4:3, etc) or the Custom ratio option
•The Custom ratio enables you to set any ratio you'd like for the Auto Crop filter
•The Crop region option enables you to crop not only from the Center of the image but also from the Left or Right for landscape photos or from the Top or Bottom for portrait photos
•Check the Invert coordinates for portrait images check-box if you want portrait images to be cropped as if they are landscape
•The default settings can be restored by pressing the Reset button