KR20220160019A - 루프 필터의 높은 레벨 신택스 제어 - Google Patents

루프 필터의 높은 레벨 신택스 제어 Download PDF

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KR20220160019A
KR20220160019A KR1020227035887A KR20227035887A KR20220160019A KR 20220160019 A KR20220160019 A KR 20220160019A KR 1020227035887 A KR1020227035887 A KR 1020227035887A KR 20227035887 A KR20227035887 A KR 20227035887A KR 20220160019 A KR20220160019 A KR 20220160019A
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지에 첸
지안콩 루오
얀 예
모함메드 고램 사르워
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알리바바 그룹 홀딩 리미티드
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Priority to KR1020257043895A priority Critical patent/KR20260011778A/ko
Priority to KR1020257043894A priority patent/KR20260008842A/ko
Priority to KR1020257043896A priority patent/KR20260008202A/ko
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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
    • H04N19/169—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
    • H04N19/46—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
    • H04N19/30—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
    • H04N19/10—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
    • 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
    • H04N19/174—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 slice, e.g. a line of blocks or a group of blocks
    • 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
    • H04N19/10—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
    • H04N19/1883—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 relating to sub-band structure, e.g. hierarchical level, directional tree, e.g. low-high [LH], high-low [HL], high-high [HH]
    • 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
    • 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
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • 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
    • H04N19/98—Adaptive-dynamic-range coding [ADRC]

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227035887A 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어 Pending KR20220160019A (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020257043895A KR20260011778A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043894A KR20260008842A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043896A KR20260008202A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063001448P 2020-03-29 2020-03-29
US63/001,448 2020-03-29
PCT/US2021/024660 WO2021202385A1 (en) 2020-03-29 2021-03-29 High level syntax control of loop filter

Related Child Applications (3)

Application Number Title Priority Date Filing Date
KR1020257043896A Division KR20260008202A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043894A Division KR20260008842A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043895A Division KR20260011778A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어

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KR20220160019A true KR20220160019A (ko) 2022-12-05

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KR1020227035887A Pending KR20220160019A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043896A Pending KR20260008202A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043894A Pending KR20260008842A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043895A Pending KR20260011778A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어

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KR1020257043896A Pending KR20260008202A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043894A Pending KR20260008842A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어
KR1020257043895A Pending KR20260011778A (ko) 2020-03-29 2021-03-29 루프 필터의 높은 레벨 신택스 제어

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US (4) US11509921B2 (https=)
EP (1) EP4128773A4 (https=)
JP (5) JP2023519216A (https=)
KR (4) KR20220160019A (https=)
CN (4) CN120825591A (https=)
WO (1) WO2021202385A1 (https=)

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US11425405B2 (en) * 2019-11-15 2022-08-23 Qualcomm Incorporated Cross-component adaptive loop filter in video coding
WO2021194229A1 (ko) * 2020-03-23 2021-09-30 엘지전자 주식회사 비디오 또는 이미지 코딩 시스템에서 디블록킹 필터 파라미터 정보를 시그널링하는 방법
US11470358B2 (en) * 2020-04-02 2022-10-11 Sharp Kabushiki Kaisha Systems and methods for signaling scaling window information in video coding
CN115956362A (zh) * 2020-08-20 2023-04-11 北京达佳互联信息技术有限公司 跨分量样点自适应偏移中的色度编码增强
WO2024151874A1 (en) * 2023-01-11 2024-07-18 Beijing Dajia Internet Information Technology Co., Ltd. Cross-component sample adaptive offset
WO2025029091A1 (ko) * 2023-08-03 2025-02-06 현대자동차주식회사 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US12439049B2 (en) * 2023-10-09 2025-10-07 Tencent America LLC CCSO with high level flags

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Publication number Priority date Publication date Assignee Title
US9094658B2 (en) * 2010-05-10 2015-07-28 Mediatek Inc. Method and apparatus of adaptive loop filtering
US9001883B2 (en) * 2011-02-16 2015-04-07 Mediatek Inc Method and apparatus for slice common information sharing
US9538200B2 (en) * 2012-01-19 2017-01-03 Qualcomm Incorporated Signaling of deblocking filter parameters in video coding
US9591331B2 (en) * 2012-03-28 2017-03-07 Qualcomm Incorporated Merge signaling and loop filter on/off signaling
PL3300364T3 (pl) * 2012-06-11 2019-12-31 Samsung Electronics Co., Ltd. Kodowanie i dekodowanie wideo współdzielące parametry sao pomiędzy składowymi koloru
CN105706450B (zh) * 2014-06-23 2019-07-16 微软技术许可有限责任公司 根据基于散列的块匹配的结果的编码器决定
US9521423B2 (en) * 2014-06-26 2016-12-13 Sony Corporation Data encoding and decoding apparatus, method and storage medium
US20190289301A1 (en) * 2016-05-23 2019-09-19 Kaonmedia Co., Ltd. Image processing method, and image encoding and decoding method using same
US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
US10779007B2 (en) * 2017-03-23 2020-09-15 Mediatek Inc. Transform coding of video data
JP7355829B2 (ja) 2018-09-18 2023-10-03 華為技術有限公司 ビデオエンコーダ、ビデオデコーダ、及び対応する方法
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
CN115462071B (zh) * 2020-03-11 2025-03-25 抖音视界有限公司 处理视频数据的方法及装置、介质、存储比特流的方法
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JP2025121962A (ja) 2025-08-20
CN115398905B (zh) 2025-09-23
EP4128773A4 (en) 2024-02-28
KR20260008202A (ko) 2026-01-15
CN120769053A (zh) 2025-10-10
CN120825591A (zh) 2025-10-21
US12375706B2 (en) 2025-07-29
US20240276003A1 (en) 2024-08-15
US20250330628A1 (en) 2025-10-23
CN115398905A (zh) 2022-11-25
KR20260011778A (ko) 2026-01-23
US12003751B2 (en) 2024-06-04
US11509921B2 (en) 2022-11-22
JP2025121963A (ja) 2025-08-20
JP2025121961A (ja) 2025-08-20
JP2025124653A (ja) 2025-08-26
EP4128773A1 (en) 2023-02-08
CN120915959A (zh) 2025-11-07
JP2023519216A (ja) 2023-05-10
KR20260008842A (ko) 2026-01-16
US20210306652A1 (en) 2021-09-30
US20230055802A1 (en) 2023-02-23
WO2021202385A1 (en) 2021-10-07

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