Patent Number: 6,310,972

Title: Shape adaptive technique for image and video compression

Abstract: A method for encoding an image-representative signal, including the following steps: for shapes of the image, applying a transform to a segment of pixels of the shape to obtain a low pass transform component and a high pass transform component; and for segments with an odd number of pixels, including the odd pixel in the low pass transform component and excluding the odd pixel from the high pass transform component.

Inventors: Li; Weiping (Bethlehem, PA), Li; Shipeng (Hightstown, NJ)

Assignee: Competitive Technologies of PA, Inc.

International Classification: G06T 9/00 (20060101); H04N 7/26 (20060101); G06K 009/36 ()

Expiration Date: 10/30/2018