Patent ID: 8213769
Filing Date: 2012-07-03
Classification: G11B,H04N

Abstract:
1. A method of indexing video data within a video stream comprising: receiving said video stream by a set-top box, said video stream comprising one or more sets of network abstraction layer (NAL) units, each of one or more first NAL units of said one or more sets of NAL units comprising a non-scrambled access unit delimiter; filtering said non-scrambled access unit delimiter from each of said one or more sets of NAL units of said video stream, said non-scrambled access unit delimiter being located within a payload portion of a packet of said video stream; storing a database of descriptors into a hard disk drive, each of said descriptors describing positional information of the start of a frame of one or more frames of said video stream, said positional information obtained by way of using said non-scrambled access unit delimiter for said each of said one or more sets of NAL units; and using said database to index one or more frames of said video stream.