KR102830927B1 - 비디오 코딩에서 적응적 루프 필터를 단순화하기 위한 방법 - Google Patents

비디오 코딩에서 적응적 루프 필터를 단순화하기 위한 방법 Download PDF

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KR102830927B1
KR102830927B1 KR1020207012531A KR20207012531A KR102830927B1 KR 102830927 B1 KR102830927 B1 KR 102830927B1 KR 1020207012531 A KR1020207012531 A KR 1020207012531A KR 20207012531 A KR20207012531 A KR 20207012531A KR 102830927 B1 KR102830927 B1 KR 102830927B1
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라훌 반남
유웬 헤
얀 예
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인터디지털 브이씨 홀딩스 인코포레이티드
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    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/211—Selection of the most significant subset of features
    • G—PHYSICS
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    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/241—Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
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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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/117—Filters, e.g. for pre-processing or post-processing
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    • 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
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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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    • 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
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    • H04N19/187—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 scalable video layer
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • 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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KR1020207012531A 2017-11-01 2018-10-31 비디오 코딩에서 적응적 루프 필터를 단순화하기 위한 방법 Active KR102830927B1 (ko)

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US201762579977P 2017-11-01 2017-11-01
US62/579,977 2017-11-01
US201762607033P 2017-12-18 2017-12-18
US62/607,033 2017-12-18
PCT/US2018/058360 WO2019089695A1 (en) 2017-11-01 2018-10-31 Methods for simplifying adaptive loop filter in video coding

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US11641488B2 (en) 2023-05-02
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US20250294192A1 (en) 2025-09-18
CN116866559A (zh) 2023-10-10
SG11202003927TA (en) 2020-05-28
EP4676052A2 (en) 2026-01-07
JP2024012656A (ja) 2024-01-30
CN117041536A (zh) 2023-11-10
US20200267381A1 (en) 2020-08-20
JP7390300B2 (ja) 2023-12-01
JP2021503862A (ja) 2021-02-12
US20230388553A1 (en) 2023-11-30
KR20250108765A (ko) 2025-07-15
EP4676052A3 (en) 2026-03-25
CN111512632A (zh) 2020-08-07
CA3081252A1 (en) 2019-05-09
EP3704858B1 (en) 2025-12-03
CN111512632B (zh) 2023-07-14
PL3704858T3 (pl) 2026-04-20
WO2019089695A1 (en) 2019-05-09
US12348787B2 (en) 2025-07-01
EP3704858A1 (en) 2020-09-09
ZA202002084B (en) 2023-12-20
JP7656015B2 (ja) 2025-04-02

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