A method and digital camera avoiding the use of delay lines for block processing within the camera, such as compressing images, demosaicing, or the like. Processing is done for a block comprising a single newly received line, together with previously acquired information. In one preferred embodiment,...http://www.google.com/patents/US8031952?utm_source=gb-gplus-sharePatent US8031952 - Method and apparatus for optimizing memory usage in image processing