CN120825591A - 环路滤波器的高级语法控制 - Google Patents

环路滤波器的高级语法控制

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Publication number
CN120825591A
CN120825591A CN202511080483.5A CN202511080483A CN120825591A CN 120825591 A CN120825591 A CN 120825591A CN 202511080483 A CN202511080483 A CN 202511080483A CN 120825591 A CN120825591 A CN 120825591A
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CN
China
Prior art keywords
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Prior art date
Legal status (The legal status 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 status listed.)
Pending
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CN202511080483.5A
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English (en)
Chinese (zh)
Inventor
陈杰
罗健聪
叶琰
穆罕默德·G·萨维尔
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Alibaba China Co Ltd
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Alibaba China Co Ltd
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Application filed by Alibaba China Co Ltd filed Critical Alibaba China Co Ltd
Publication of CN120825591A publication Critical patent/CN120825591A/zh
Pending legal-status Critical Current

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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
    • H04N19/30—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
    • H04N19/46—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
    • H04N19/70—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]

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202511080483.5A 2020-03-29 2021-03-29 环路滤波器的高级语法控制 Pending CN120825591A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202063001448P 2020-03-29 2020-03-29
US63/001,448 2020-03-29
CN202180026114.1A CN115398905B (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制
PCT/US2021/024660 WO2021202385A1 (en) 2020-03-29 2021-03-29 High level syntax control of loop filter

Related Parent Applications (1)

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CN202180026114.1A Division CN115398905B (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制

Publications (1)

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CN120825591A true CN120825591A (zh) 2025-10-21

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CN202511080483.5A Pending CN120825591A (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制
CN202511081759.1A Pending CN120769053A (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制
CN202511080774.4A Pending CN120915959A (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制
CN202180026114.1A Active CN115398905B (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制

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CN202511081759.1A Pending CN120769053A (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制
CN202511080774.4A Pending CN120915959A (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制
CN202180026114.1A Active CN115398905B (zh) 2020-03-29 2021-03-29 环路滤波器的高级语法控制

Country Status (6)

Country Link
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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US9538200B2 (en) * 2012-01-19 2017-01-03 Qualcomm Incorporated Signaling of deblocking filter parameters in video coding
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
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US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
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Also Published As

Publication number Publication date
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
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
KR20220160019A (ko) 2022-12-05
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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