Patent ID: 9456243
Filing Date: 2016-09-27
CPC Classification: H04N

Claim Text:
1. A method for processing media data, the method comprising: receiving a multimedia data stream for a single program, wherein the multimedia data stream is a time based sequence of packets encoded according to a first content format, and wherein the multimedia data stream includes first content containing first content portions; analyzing the first content to detect sets of related first content portions, each set defining a presentation group for the first content, and to determine an access point for each presentation group, the access point including timing data in the first content; generating a private transport packet for each presentation group, each private transport packet including: wherein a plurality of private transport packets generated for a plurality of presentation groups in the multimedia data stream are navigable for modifying the normal playback of the multimedia data stream based on presentation group dependencies without requiring searching for individual packet timestamps of the multimedia data stream; creating second content by embedding the private transport packet for each presentation group in the multimedia data stream; and storing the second content.