Patent ID: 9560367
Date: 2017-01-31
CPC Classifications: H04N

Claim:
1. A method, comprising: encoding a video signal into a bitstream, the video signal comprising a sequence of pictures, the bitstream comprising a plurality of layers including a sequence layer, a picture layer, and a slice layer in a layer hierarchy; and providing in the bitstream, a picture header associated with the picture layer, a slice header associated with the slice layer, a sequence parameter set associated with the sequence layer, and a picture parameter set associated with one or more pictures in the picture layer, wherein the picture header associated with the picture layer precedes the slice header associated with the slice layer, wherein the picture header comprises an identifier referencing the picture parameter set, and wherein the picture header parameters are included in a slice header, and wherein a flag is provided in any other one or more slice headers when the picture header parameters are used in corresponding one or more slices.