CN118631994A - 用于在视频编解码中进行滤波的方法和设备 - Google Patents

用于在视频编解码中进行滤波的方法和设备 Download PDF

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Publication number
CN118631994A
CN118631994A CN202410861727.2A CN202410861727A CN118631994A CN 118631994 A CN118631994 A CN 118631994A CN 202410861727 A CN202410861727 A CN 202410861727A CN 118631994 A CN118631994 A CN 118631994A
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China
Prior art keywords
filter
video
sample
samples
block
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Pending
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CN202410861727.2A
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English (en)
Chinese (zh)
Inventor
杜祎鑫
赵欣
刘杉
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Tencent America LLC
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Tencent America LLC
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Publication of CN118631994A publication Critical patent/CN118631994A/zh
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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)
CN202410861727.2A 2021-03-12 2021-09-30 用于在视频编解码中进行滤波的方法和设备 Pending CN118631994A (zh)

Applications Claiming Priority (6)

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
CN202180025557.9A CN115398893B (zh) 2021-03-12 2021-09-30 用于在视频编解码中滤波的方法和用于视频解码的设备
PCT/US2021/053023 WO2022191874A1 (en) 2021-03-12 2021-09-30 Method and apparatus for video filtering

Related Parent Applications (1)

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CN202180025557.9A Division CN115398893B (zh) 2021-03-12 2021-09-30 用于在视频编解码中滤波的方法和用于视频解码的设备

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CN118631994A true CN118631994A (zh) 2024-09-10

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CN202180025557.9A Active CN115398893B (zh) 2021-03-12 2021-09-30 用于在视频编解码中滤波的方法和用于视频解码的设备

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Country Status (6)

Country Link
US (3) US11785213B2 (https=)
EP (1) EP4101163A4 (https=)
JP (3) JP7408834B2 (https=)
KR (2) KR20260027354A (https=)
CN (2) CN118631994A (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
WO2024141079A1 (en) * 2022-12-31 2024-07-04 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing
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

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101971632B (zh) * 2008-01-08 2013-10-16 艾利森电话股份有限公司 自适应滤波
WO2012094751A1 (en) * 2011-01-14 2012-07-19 Ebrisk Video Inc. Adaptive loop filtering using tables of filter sets for video coding
AU2013248857B2 (en) * 2012-04-16 2015-11-05 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
EP3011744A4 (en) * 2013-07-15 2017-03-01 HFI Innovation Inc. Method of sample adaptive offset processing for video coding
GB2580173B (en) 2018-12-21 2022-07-27 Canon Kk A filter
CA3136587A1 (en) * 2019-05-04 2020-11-12 Huawei Technologies Co., Ltd. An encoder, a decoder and corresponding methods using an adaptive loop filter
US11930169B2 (en) 2019-06-27 2024-03-12 Hfi Innovation Inc. Method and apparatus of cross-component adaptive loop filtering for video coding
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
WO2021052490A1 (en) * 2019-09-19 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Scaling window in video coding
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

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Publication number Publication date
US20250337896A1 (en) 2025-10-30
EP4101163A1 (en) 2022-12-14
KR20260027354A (ko) 2026-02-27
US12375656B2 (en) 2025-07-29
US20220295053A1 (en) 2022-09-15
CN115398893A (zh) 2022-11-25
JP2024019652A (ja) 2024-02-09
JP2023521324A (ja) 2023-05-24
JP7408834B2 (ja) 2024-01-05
KR20220160082A (ko) 2022-12-05
KR102925104B1 (ko) 2026-02-10
EP4101163A4 (en) 2023-07-05
US20230421759A1 (en) 2023-12-28
CN115398893B (zh) 2024-05-28
JP2026012316A (ja) 2026-01-23
JP7768960B2 (ja) 2025-11-12
WO2022191874A1 (en) 2022-09-15
US11785213B2 (en) 2023-10-10

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