Sometimes it is useful to take off images background.
Chromakey tool allows you to do it in cardPresso.

Please refer to the technote available below.

Download PDF

cardPresso includes an integrated image manipulation tool that performs image manipulations such as crop, flip, rotation, color balance, contrast and brightness as well as monochrome conversions to an image. cardPresso can also automatically resize images to fit into a defined rectangular area and also includes a FaceCrop tool for easy face detection and crop.

Yes, cardPresso will export it as one of the available types: .bmp, .gif, .jpg, .mng, .pbm, .pgm, .png, .ppm, .tif, .xbm and .xpm.