Invention Publication
- Patent Title: REDUCING BLOCKINESS FOR CODECS
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Application No.: US17956444Application Date: 2022-09-29
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Publication No.: US20240048776A1Publication Date: 2024-02-08
- Inventor: Yixin Du , Alexandros Tourapis , Alican Nalci , Guoxin Jin , Hilmi Enes Egilmez , Hsi-Jung Wu , Jun Xin , Yeqing Wu , Yunfei Zheng
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: Apple Inc.
- Current Assignee: Apple Inc.
- Current Assignee Address: US CA Cupertino
- Main IPC: H04N19/86
- IPC: H04N19/86 ; H04N19/117 ; H04N19/139 ; H04N19/176

Abstract:
Disclosed is a method that includes receiving an image frame having a plurality of coded blocks, determining a prediction unit (PU) from the plurality of coded blocks, determining one or more motion compensation units arranged in an array within the PU, and applying a filter to one or more boundaries of the one or more motion compensation units. Also disclosed is a method that includes receiving a reference frame that includes a reference block, determining a timing for deblocking a current block, performing motion compensation on the reference frame to obtain a predicted frame that includes a predicted block, performing reconstruction on the predicted frame to obtain a reconstructed frame that includes a reconstructed PU, and applying, at the timing for deblocking the current block, a deblocking filter based on one or more parameters to the reference block, the predicted block, or the reconstructed PU.
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