JP7408834B2 - ビデオフィルタリングのための方法および装置 - Google Patents

ビデオフィルタリングのための方法および装置 Download PDF

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JP7408834B2
JP7408834B2 JP2022560379A JP2022560379A JP7408834B2 JP 7408834 B2 JP7408834 B2 JP 7408834B2 JP 2022560379 A JP2022560379 A JP 2022560379A JP 2022560379 A JP2022560379 A JP 2022560379A JP 7408834 B2 JP7408834 B2 JP 7408834B2
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filter
video
sample
samples
chroma
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JP2023521324A (ja
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イシン・ドゥ
シン・ジャオ
シャン・リュウ
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Tencent America LLC
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Tencent America LLC
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/124—Quantisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022560379A 2021-03-12 2021-09-30 ビデオフィルタリングのための方法および装置 Active JP7408834B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023215040A JP7768960B2 (ja) 2021-03-12 2023-12-20 ビデオフィルタリングのための方法および装置
JP2025182518A JP2026012316A (ja) 2021-03-12 2025-10-29 ビデオフィルタリングのための方法および装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202163160560P 2021-03-12 2021-03-12
US63/160,560 2021-03-12
US17/449,199 2021-09-28
US17/449,199 US11785213B2 (en) 2021-03-12 2021-09-28 Method and apparatus for video filtering
PCT/US2021/053023 WO2022191874A1 (en) 2021-03-12 2021-09-30 Method and apparatus for video filtering

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JP2023215040A Division JP7768960B2 (ja) 2021-03-12 2023-12-20 ビデオフィルタリングのための方法および装置

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JP2023521324A JP2023521324A (ja) 2023-05-24
JP7408834B2 true JP7408834B2 (ja) 2024-01-05

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JP2022560379A Active JP7408834B2 (ja) 2021-03-12 2021-09-30 ビデオフィルタリングのための方法および装置
JP2023215040A Active JP7768960B2 (ja) 2021-03-12 2023-12-20 ビデオフィルタリングのための方法および装置
JP2025182518A Pending JP2026012316A (ja) 2021-03-12 2025-10-29 ビデオフィルタリングのための方法および装置

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JP2025182518A Pending JP2026012316A (ja) 2021-03-12 2025-10-29 ビデオフィルタリングのための方法および装置

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US (3) US11785213B2 (https=)
EP (1) EP4101163A4 (https=)
JP (3) JP7408834B2 (https=)
KR (2) KR102925104B1 (https=)
CN (2) CN115398893B (https=)
WO (1) WO2022191874A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN120500842A (zh) * 2022-12-31 2025-08-15 抖音视界有限公司 用于视频处理的方法、装置和介质
US20240357095A1 (en) * 2023-04-13 2024-10-24 Qualcomm Incorporated Adaptive video filter
US12593039B2 (en) 2023-08-30 2026-03-31 Tencent America LLC Cross-component sample offset (CCSO) with adaptive multi-tap-filter classifiers
WO2026055438A1 (en) * 2024-09-08 2026-03-12 Google Llc Scaling in cross-component sample offset

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020259538A1 (en) 2019-06-27 2020-12-30 Mediatek Inc. Method and apparatus of cross-component adaptive loop filtering for video coding
JP2022511745A (ja) 2018-12-21 2022-02-01 キヤノン株式会社 非線形クリッピングのアダプティブループフィルタ

Family Cites Families (14)

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EP2232874B1 (en) * 2008-01-08 2012-12-05 Telefonaktiebolaget L M Ericsson (publ) Adaptive filtering
WO2012094751A1 (en) * 2011-01-14 2012-07-19 Ebrisk Video Inc. Adaptive loop filtering using tables of filter sets for video coding
EP2697973B1 (en) * 2012-04-16 2017-06-28 HFI Innovation Inc. Method and apparatus for loop filtering across slice or tile boundaries
US9142012B2 (en) * 2012-05-31 2015-09-22 Apple Inc. Systems and methods for chroma noise reduction
CA2908323C (en) * 2013-07-15 2021-07-06 Mediatek Inc. Method of sample adaptive offset processing for video coding
WO2020224545A1 (en) * 2019-05-04 2020-11-12 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods using an adaptive loop filter
CN120302049A (zh) * 2019-08-08 2025-07-11 松下电器（美国）知识产权公司 用于视频编码的系统和方法
WO2021045130A1 (en) * 2019-09-03 2021-03-11 Panasonic Intellectual Property Corporation Of America System and method for video coding
US20210076032A1 (en) * 2019-09-09 2021-03-11 Qualcomm Incorporated Filter shapes for cross-component adaptive loop filter with different chroma formats in video coding
KR20220066045A (ko) * 2019-09-19 2022-05-23 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩의 스케일링 윈도우
US11265558B2 (en) * 2019-11-22 2022-03-01 Qualcomm Incorporated Cross-component adaptive loop filter
US12075034B2 (en) * 2020-07-24 2024-08-27 Qualcomm Incorporated Multiple adaptive loop filter sets
US11595644B2 (en) 2020-10-01 2023-02-28 Tencent America LLC Method and apparatus for offset in video filtering
US11546638B2 (en) * 2020-12-08 2023-01-03 Tencent America LLC Method and apparatus for video filtering

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022511745A (ja) 2018-12-21 2022-02-01 キヤノン株式会社 非線形クリッピングのアダプティブループフィルタ
WO2020259538A1 (en) 2019-06-27 2020-12-30 Mediatek Inc. Method and apparatus of cross-component adaptive loop filtering for video coding

Also Published As

Publication number Publication date
EP4101163A4 (en) 2023-07-05
JP2023521324A (ja) 2023-05-24
US20250337896A1 (en) 2025-10-30
US12375656B2 (en) 2025-07-29
JP2024019652A (ja) 2024-02-09
WO2022191874A1 (en) 2022-09-15
JP2026012316A (ja) 2026-01-23
US11785213B2 (en) 2023-10-10
CN115398893B (zh) 2024-05-28
JP7768960B2 (ja) 2025-11-12
KR20220160082A (ko) 2022-12-05
US20220295053A1 (en) 2022-09-15
CN118631994A (zh) 2024-09-10
CN115398893A (zh) 2022-11-25
KR102925104B1 (ko) 2026-02-10
KR20260027354A (ko) 2026-02-27
US20230421759A1 (en) 2023-12-28
EP4101163A1 (en) 2022-12-14

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