Patent ID: 9253233
Filing Date: 2016-02-02
CPC Classification: H04L,H04N

Claim Text:
1. A method of signaling, in a media stream sent from a server to a client, for switching between representations for adaptive HTTP streaming, the method comprising: generating a segment map for one or more segments of a representation, the segment map including one or more temporal entry points and byte offset information for each of the one or more temporal entry points, the segment map further including one or more temporal exit points and byte offset information for each of the one or more temporal exit points, wherein a temporal entry point indicates an entry frame and a corresponding byte offset within the representation at which a switch from one or more other representations to the representation can be made and at which the representation can be played out to any subsequent temporal exit point of the representation, wherein a temporal exit point indicates an exit frame and a corresponding byte offset within the representation at which a switch from the representation can be made to the one or more other representations, and wherein play out can start at any entry point of the representation previous to the temporal exit point and played out to the temporal exit point; and associating the segment map with the one or more segments of the representation.