Patent ID: 9591331
Date: 2017-03-07
CPC Classifications: H04N

Claim:
1. A method of decoding video, the method comprising: receiving an enable syntax element in an encoded bitstream, wherein the enable syntax element indicates whether a sample adaptive offset (SAO) filter is turned on or turned off for one or more video blocks, wherein the one or more video blocks are less than an entire picture; receiving one or more additional syntax elements identifying parameters for the SAO filter for the one or more video blocks in response to the enable syntax element indicating the SAO filter is turned on for the one or more video blocks, wherein the one or more additional syntax elements comprise one or more merge syntax elements, and the one or more merge syntax elements indicate whether the parameters for the SAO filter for at least one block of the one or more video blocks are reused from parameters for the SAO filter for another group of video blocks; and performing the SAO filter for the one or more video blocks based on the received enable syntax element.