Patent ID: 6954549
Filing Date: 2005-10-11
Classification: G06T,H04N

Abstract:
1. Process for the location dependent correction of photographic image data which represent a photographic image with a multitude of image elements, comprising the steps of: a) determining a correction mask with a multitude of correction elements based on the photographic image data to be corrected, whereby the correction elements are assigned to the image elements and, for the image data corresponding to the image elements, define correction changes which correspond to changes to at least one image property; and b) applying the correction mask to the image data, whereby the image data are changed according to the correction elements; wherein the photographic image data or image data deduced therefrom, which represent an image comprising a plurality of image portions, are analyzed for a predefined image property and are assigned to image property values based on the analysis of the image portions in order to obtain auxiliary masks, wherein the image property values represent respectively a value for the predefined image property in the respective image portion and the elements of the auxiliary mask correspond to the image property values, and the correction mask is manipulated based on the elements of the auxiliary mask.