MUMBAI, India, March 14 -- Intellectual Property India has published a patent application (202638024645 A) filed by Huawei Technologies Co. Ltd., Guangdong, China, on March 2, for 'early termination for optical flow refinement.'
Inventor(s) include Esenlik, Semih; Sethuraman, Sriram; A, Jeeva Raj; and Kotecha, Sagar.
The application for the patent was published on March 13, under issue no. 11/2026.
According to the abstract released by the Intellectual Property India: "It is provided a method of video coding implemented in a decoding device or an encoding device, the method comprising: obtaining initial motion vectors for a current block; obtaining first predictions for a sample value in the current block based on the initial motion vectors; calculating a first matching cost according to the first predictions; determining whether an optical flow refinement process should be performed or not, according to at least one preset condition, the at least one preset condition comprising a condition of whether the calculated first matching cost is equal to or larger than a threshold; and performing an optical flow refinement process for obtaining a final inter prediction for the sample value in the current block, when it is determined that the optical flow refinement process should be performed."
The patent application was internationally filed on Feb. 21, 2020, under International application No.PCT/CN2020/076178.
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