METHOD AND APPARATUS FOR DETECTING AN INSERTED SEGMENT OF A VIDEO DATA STREAM

摘要

An inserted segment of a video data stream is detected if no graphical object is detected. The presence of at least one active graphical object in the video data stream is detected concurrently with detecting appearance of a new graphical object in the video data stream. The most reliable graphical object from the at least one active graphical object and the new graphical object is determined and the presence of the most reliable graphical object is detected from a point in the video data stream at the new graphical object was detected to appear. An inserted segment of the video data stream is detected if no graphical object is detected.