KR102787669B1 - 재구성된 비디오 데이터에 디블록킹 필터들을 적용하기 위한 시스템들 및 방법들 - Google Patents

재구성된 비디오 데이터에 디블록킹 필터들을 적용하기 위한 시스템들 및 방법들 Download PDF

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KR102787669B1
KR102787669B1 KR1020207030974A KR20207030974A KR102787669B1 KR 102787669 B1 KR102787669 B1 KR 102787669B1 KR 1020207030974 A KR1020207030974 A KR 1020207030974A KR 20207030974 A KR20207030974 A KR 20207030974A KR 102787669 B1 KR102787669 B1 KR 102787669B1
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filter
samples
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deblocking
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웨이자 주
키란 무케쉬 미스라
크리스토퍼 앤드류 세갈
필립 코완
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샤프 가부시키가이샤
에프쥐 이노베이션 컴퍼니 리미티드
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    • 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
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • 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
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    • 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
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    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H—ELECTRICITY
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    • 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
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    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
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    • H04N19/85—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression
    • H04N19/86—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using pre-processing or post-processing specially adapted for video compression involving reduction of coding artifacts, e.g. of blockiness
    • H—ELECTRICITY
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding
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    • 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
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    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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    • 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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
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    • 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
    • H04N19/18—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 set of transform coefficients
    • H—ELECTRICITY
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    • 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

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KR1020207030974A 2018-03-30 2019-03-25 재구성된 비디오 데이터에 디블록킹 필터들을 적용하기 위한 시스템들 및 방법들 Active KR102787669B1 (ko)

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US201862651058P 2018-03-30 2018-03-30
US62/651,058 2018-03-30
US201862654379P 2018-04-07 2018-04-07
US62/654,379 2018-04-07
US201862655029P 2018-04-09 2018-04-09
US62/655,029 2018-04-09
US201862656291P 2018-04-11 2018-04-11
US62/656,291 2018-04-11
US201862677629P 2018-05-29 2018-05-29
US62/677,629 2018-05-29
US201862679716P 2018-06-01 2018-06-01
US62/679,716 2018-06-01
US201862696309P 2018-07-10 2018-07-10
US62/696,309 2018-07-10
US201862711420P 2018-07-27 2018-07-27
US62/711,420 2018-07-27
US201862714755P 2018-08-05 2018-08-05
US62/714,755 2018-08-05
US201862732556P 2018-09-17 2018-09-17
US62/732,556 2018-09-17
US201862733067P 2018-09-18 2018-09-18
US62/733,067 2018-09-18
US201862735090P 2018-09-22 2018-09-22
US62/735,090 2018-09-22
US201862737596P 2018-09-27 2018-09-27
US62/737,596 2018-09-27
PCT/JP2019/012422 WO2019188944A1 (en) 2018-03-30 2019-03-25 Systems and methods for applying deblocking filters to reconstructed video data

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CA3095549A1 (en) 2019-10-03
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AU2019242247B2 (en) 2022-12-22
CN116405700A (zh) 2023-07-07
US20210120239A1 (en) 2021-04-22
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AU2023201754B2 (en) 2023-11-23
US20250260815A1 (en) 2025-08-14
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US11750805B2 (en) 2023-09-05
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JP2025131771A (ja) 2025-09-09
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