Patent ID: 9253487
Filing Date: 2016-02-02
CPC Classification: H04N

Claim Text:
1. A method of decoding video data, the method comprising: receiving syntax elements extracted from an encoded video bit stream, wherein the syntax elements comprise at least reference information associated with a co-located block in a first layer of the video data and reference information associated with a corresponding block in a second layer of the video data, and wherein the co-located block is located at a position in the first layer corresponding to a position of the corresponding block in the second layer; determining whether the reference information associated with the co-located block in the first layer is invalid for the corresponding block in the second layer relative to the reference information associated with the second layer; and in response to determining that the reference information associated with the co-located block in the first layer is invalid for the corresponding block in the second layer, determining valid reference information for the corresponding block in the second layer.