Patent ID: 6501853
Filing Date: 2002-12-31
Classification: H04N

Abstract:
A computer system for processing a video image, comprising:a central processing unit (CPU); a data record having a plurality of elements representing a plurality of pixels arranged in a matrix, the data record being accessible by the CPU; a boundary definer for establishing first and second areas of the matrix in response to operator input identifying the first and second areas, the boundary definer also for inserting into the data record, codes which indicate whether the pixels associated with the elements that follow reside in the first or second area; a locator operably engaged with the boundary definer for determining, for at least some of the pixels, which of the pixels are located in the first area and which of the pixels are located in the second area; and a pixel processor operably engaged with the locator for processing the elements representing the pixels in a row order of the matrix such that elements representing pixels in the first area are processed in accordance with a first processing scheme and elements representing the pixels in the second area are processed in accordance with a second processing scheme.