Image analysis for detecting loss of an image in a set of images

摘要

The present invention relates to a method of and apparatus for image analysis for picture loss detection in fields or frames in video or film content. The invention makes use of different correlation characteristics of picture images and non-picture images in order to detect picture loss. In the method of the invention a measure of self correlation of a plurality of image data samples, and a measure of the correlation of the plurality of image data samples with a mean value are determined and a positive detection is based on a comparison between the two correlation measures.