Invention Publication
- Patent Title: DECODER, DECODING METHOD, AND RELATED NON-TRANSITORY COMPUTER READABLE MEDIUM
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Application No.: US18479663Application Date: 2023-10-02
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Publication No.: US20240040158A1Publication Date: 2024-02-01
- Inventor: Jing Ya LI , Han Boon TEO , Chong Soon LIM , Hai Wei SUN , Che-Wei KUO , Chu Tong WANG , Tadamasa TOMA , Takahiro NISHI , Kiyofumi ABE , Yusuke KATO
- Applicant: Panasonic Intellectual Property Corporation of America
- Applicant Address: US CA Torrance
- Assignee: Panasonic Intellectual Property Corporation of America
- Current Assignee: Panasonic Intellectual Property Corporation of America
- Current Assignee Address: US CA Torrance
- Main IPC: H04N19/82
- IPC: H04N19/82 ; H04N19/107 ; H04N19/176 ; H04N19/186

Abstract:
A decoder includes memory and a processor coupled to the memory and configured to: generate a first coefficient value by applying a CCALF (cross component adaptive loop filtering) process to a first reconstructed image sample of a luma component; clip the first coefficient value such that the clipped first coefficient value is within a first range from −27 to 27−1; generate a second coefficient value by applying an ALF (adaptive loop filtering) process to a second reconstructed image sample of a chroma component; clip the second coefficient value such that the clipped second coefficient value is within a second range different from the first range; generate a third coefficient value by adding the clipped first coefficient value to the clipped second coefficient value; and generate a third reconstructed image sample of the chroma component using the third coefficient value.
Public/Granted literature
- US12192531B2 Decoder, decoding method, and related non-transitory computer readable medium Public/Granted day:2025-01-07
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