1. A method for correcting and presenting a barrel distorted image with a user-defined aspect ratio, comprising acquiring a continuous flow of barrel distorted images in a video camera, processing the image in an image processing unit within the video camera and adding the processed image as an output image to an image stream, wherein the processing includes applying a barrel-distortion correction so as enable formation of a corrected image having a minimum width and a minimum height, h′, generating the output image by cropping the corrected image to a height exceeding or equaling the minimum height and having the user-defined aspect ratio.