Patent ID: 9106929
Filing Date: 2015-08-11
Classification: H04N

Abstract:
1. A method for video decoding in a decoder, comprising: receiving, in a decoding device, a Video Parameter Set (VPS) pertaining to at least one coded video sequence and including layer descriptions for at least one primary picture layer having a first layer_id, and at least a first associated auxiliary picture layer having a second layer_id and a second associated auxiliary picture layer having a third layer_id; receiving, in the decoding device, an access unit belonging to one of the at least one coded video sequence, the access unit including: a primary coded picture including at least one Network Abstraction Layer (NAL-) unit having the first layer_id, a first auxiliary coded picture including at least one NAL unit having the second layer_id, a second auxiliary coded picture including at least one NAL unit having the third layer_id, and an overlay_info SEI message; and decoding the primary coded picture; wherein the overlay_info SEI message includes: a flag overlay_info_persistence_flag that, when 0, indicates that the overlay_info SEI message applies only to the access unit; an integer num_overlays_minus1 coded in a variable length format indicative of the number of overlay descriptions contained in the SEI message; and num_overlays_minus1+1 overlay descriptions;