SG11202110393UA - Method and apparatus for cross-component filtering - Google Patents

Method and apparatus for cross-component filtering

Info

Publication number
SG11202110393UA
SG11202110393UA SG11202110393UA SG11202110393UA SG11202110393UA SG 11202110393U A SG11202110393U A SG 11202110393UA SG 11202110393U A SG11202110393U A SG 11202110393UA SG 11202110393U A SG11202110393U A SG 11202110393UA SG 11202110393U A SG11202110393U A SG 11202110393UA
Authority
SG
Singapore
Prior art keywords
cross
component filtering
filtering
component
Prior art date
Application number
SG11202110393UA
Inventor
Xiang Li
Xin Zhao
Yixin Du
Liang Zhao
Shan Liu
Original Assignee
Tencent America LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tencent America LLC filed Critical Tencent America LLC
Publication of SG11202110393UA publication Critical patent/SG11202110393UA/en

Links

Classifications

    • 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
    • H04N19/132—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
    • H04N19/169—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
    • H04N19/17—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 an image region, e.g. an object
    • H04N19/176—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 an image region, e.g. an object the region being a block, e.g. a macroblock
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
SG11202110393UA 2019-09-16 2020-09-10 Method and apparatus for cross-component filtering SG11202110393UA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201962901118P 2019-09-16 2019-09-16
US17/010,403 US11451834B2 (en) 2019-09-16 2020-09-02 Method and apparatus for cross-component filtering
PCT/US2020/050116 WO2021055222A1 (en) 2019-09-16 2020-09-10 Method and apparatus for cross-component filtering

Publications (1)

Publication Number Publication Date
SG11202110393UA true SG11202110393UA (en) 2021-10-28

Family

ID=74869985

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202110393UA SG11202110393UA (en) 2019-09-16 2020-09-10 Method and apparatus for cross-component filtering

Country Status (9)

Country Link
US (2) US11451834B2 (en)
EP (1) EP4032268A4 (en)
JP (1) JP2022521515A (en)
KR (1) KR20210114055A (en)
CN (1) CN113678441B (en)
AU (2) AU2020351099B2 (en)
CA (1) CA3134982A1 (en)
SG (1) SG11202110393UA (en)
WO (1) WO2021055222A1 (en)

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EP4307665A2 (en) 2019-08-10 2024-01-17 Beijing Bytedance Network Technology Co., Ltd. Buffer management in subpicture decoding
WO2021052453A1 (en) * 2019-09-18 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Two-part signaling of adaptive loop filters in video coding
CN114556952A (en) 2019-10-02 2022-05-27 北京字节跳动网络技术有限公司 Stripe level signaling in video bitstreams including sub-pictures
EP4333431A1 (en) * 2019-10-18 2024-03-06 Beijing Bytedance Network Technology Co., Ltd. Syntax constraints in parameter set signaling of subpictures
JP7401666B2 (en) * 2019-11-04 2023-12-19 北京字節跳動網絡技術有限公司 Cross component adaptive loop filter
US11265558B2 (en) * 2019-11-22 2022-03-01 Qualcomm Incorporated Cross-component adaptive loop filter
WO2021101345A1 (en) * 2019-11-22 2021-05-27 한국전자통신연구원 Adaptive in-loop filtering method and device
US11432016B2 (en) * 2019-12-05 2022-08-30 Hfi Innovation Inc. Methods and apparatuses of syntax signaling constraint for cross-component adaptive loop filter in video coding system
CN115550667B (en) * 2019-12-18 2023-09-01 北京达佳互联信息技术有限公司 Method, apparatus and medium for encoding video data
CN112544081B (en) * 2019-12-31 2023-12-22 北京大学 Loop filtering method and device
US11778177B2 (en) * 2020-12-23 2023-10-03 Qualcomm Incorporated Adaptive loop filter with fixed filters
US11683530B2 (en) * 2021-03-19 2023-06-20 Tencent America LLC Adaptive non-linear mapping for sample offset
WO2023277659A1 (en) * 2021-07-02 2023-01-05 엘지전자 주식회사 Image encoding/decoding method, method for transmitting bitstream, and recording medium storing bitstream

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Publication number Priority date Publication date Assignee Title
US20140010278A1 (en) 2012-07-09 2014-01-09 Motorola Mobility Llc Method and apparatus for coding adaptive-loop filter coefficients
CA2815199A1 (en) * 2013-05-02 2014-11-02 059312 N.B. Inc. Cyclical sensor array
US9686561B2 (en) * 2013-06-17 2017-06-20 Qualcomm Incorporated Inter-component filtering
US20160105685A1 (en) 2014-10-08 2016-04-14 Qualcomm Incorporated Boundary filtering and cross-component prediction in video coding
CA2964324C (en) 2014-10-28 2020-01-21 Mediatek Singapore Pte. Ltd. Method of guided cross-component prediction for video coding
WO2017123487A1 (en) * 2016-01-15 2017-07-20 Vid Scale, Inc. System and method for enhanced motion compensation using adaptive filtering
US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
GB2556663A (en) * 2016-10-05 2018-06-06 Cirrus Logic Int Semiconductor Ltd Method and apparatus for acoustic crosstalk cancellation
US10440396B2 (en) * 2017-03-28 2019-10-08 Qualcomm Incorporated Filter information sharing among color components
JP2020120141A (en) * 2017-05-26 2020-08-06 シャープ株式会社 Dynamic image encoding device, dynamic image decoding device, and filter device
WO2020053804A1 (en) * 2018-09-12 2020-03-19 Beijing Bytedance Network Technology Co., Ltd. Downsampling in cross-component linear modeling
JP7368145B2 (en) * 2019-08-28 2023-10-24 シャープ株式会社 Image encoding device and image decoding device
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

Also Published As

Publication number Publication date
WO2021055222A1 (en) 2021-03-25
AU2020351099A1 (en) 2021-10-21
US11451834B2 (en) 2022-09-20
EP4032268A4 (en) 2023-09-20
CA3134982A1 (en) 2021-03-25
CN113678441B (en) 2024-03-08
JP2022521515A (en) 2022-04-08
CN113678441A (en) 2021-11-19
KR20210114055A (en) 2021-09-17
US20210084340A1 (en) 2021-03-18
AU2023203640A1 (en) 2023-07-06
US20220377386A1 (en) 2022-11-24
EP4032268A1 (en) 2022-07-27
US11895339B2 (en) 2024-02-06
AU2020351099B2 (en) 2023-03-09

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