Patent ID: 6738100
Filing Date: 2004-05-18
Classification: G11B,H04N

Abstract:
A method for detecting scene changes in a digital video data stream displayed upon a monitor coupled to a computer executing an operating system including a software display control program operative to control display of all information displayed upon the monitor, said method comprising the steps of:(a) providing a scene detection software program executed by the computer, wherein said scene detection software program and said software display control program are separate programs, said scene detection software program performing the following steps: (b) retrieving information for each first pixel in a first frame of the digital video data stream from said software display control program; (c) retrieving information for each second pixel in a second frame of the digital video data stream from said software display control program; and (d) detecting a scene change if the second pixel information differs from the first pixel information by more than a predetermined amount.