JP7467676B2 - ビデオコーディングのための方法および装置 - Google Patents

ビデオコーディングのための方法および装置 Download PDF

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JP7467676B2
JP7467676B2 JP2022560965A JP2022560965A JP7467676B2 JP 7467676 B2 JP7467676 B2 JP 7467676B2 JP 2022560965 A JP2022560965 A JP 2022560965A JP 2022560965 A JP2022560965 A JP 2022560965A JP 7467676 B2 JP7467676 B2 JP 7467676B2
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JP2023521701A (ja
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シン・ジャオ
イシン・ドゥ
シャン・リュウ
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Tencent America LLC
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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
    • H04N19/102—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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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
    • H04N19/85—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2022560965A 2021-03-18 2021-10-08 ビデオコーディングのための方法および装置 Active JP7467676B2 (ja)

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Application Number Priority Date Filing Date Title
JP2024060306A JP7794882B2 (ja) 2021-03-18 2024-04-03 ビデオコーディングのための方法および装置
JP2025244537A JP2026062686A (ja) 2021-03-18 2025-12-10 ビデオコーディングのための方法および装置

Applications Claiming Priority (5)

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US202163162956P 2021-03-18 2021-03-18
US63/162,956 2021-03-18
US17/495,318 2021-10-06
US17/495,318 US11706461B2 (en) 2021-03-18 2021-10-06 Method and apparatus for video coding
PCT/US2021/054198 WO2022197326A1 (en) 2021-03-18 2021-10-08 Method and apparatus for video coding

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US (3) US11706461B2 (https=)
EP (1) EP4104448A4 (https=)
JP (3) JP7467676B2 (https=)
KR (2) KR20260011773A (https=)
CN (2) CN119211538A (https=)
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CN117178550A (zh) * 2021-03-30 2023-12-05 瑞典爱立信有限公司 组合环路滤波
WO2023186474A1 (en) * 2022-03-31 2023-10-05 Nokia Technologies Oy In-loop filters at virtual boundaries
WO2025001782A1 (en) * 2023-06-26 2025-01-02 Mediatek Inc. Method and apparatus of alf complexity reduction for cross-component taps in video coding
US20250113045A1 (en) * 2023-10-02 2025-04-03 Netflix, Inc. Techniques for debanding in the intra-prediction stage of a video coding pipeline
WO2026055438A1 (en) * 2024-09-08 2026-03-12 Google Llc Scaling in cross-component sample offset

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WO2018131524A1 (ja) 2017-01-12 2018-07-19 ソニー株式会社 画像処理装置及び画像処理方法
JP2019525679A (ja) 2016-08-31 2019-09-05 クアルコム，インコーポレイテッド クロス成分フィルタ
WO2020256413A1 (ko) 2019-06-17 2020-12-24 한국전자통신연구원 적응적 루프내 필터링 방법 및 장치
WO2020259538A1 (en) 2019-06-27 2020-12-30 Mediatek Inc. Method and apparatus of cross-component adaptive loop filtering for video coding
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US10070152B2 (en) * 2011-08-24 2018-09-04 Texas Instruments Incorporated Sample adaptive offset (SAO) parameter signaling
US10708622B2 (en) * 2011-12-20 2020-07-07 Texas Instruments Incorporated Adaptive loop filtering (ALF) for video coding
EP3206403A4 (en) * 2014-11-04 2017-11-01 Samsung Electronics Co., Ltd. Video encoding method and apparatus therefor, and video decoding method and apparatus therefor, in which edge type offset is applied
CN107750459B (zh) * 2015-06-18 2020-09-15 Lg电子株式会社 图像编码系统中的基于图像特性的自适应滤波方法和装置
CN108293116A (zh) * 2015-11-24 2018-07-17 三星电子株式会社 视频解码方法及设备和视频编码方法及设备
WO2019059676A1 (ko) * 2017-09-20 2019-03-28 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US20190306534A1 (en) * 2018-04-02 2019-10-03 Qualcomm Incorporated Unification of deblocking filter and adaptive loop filter
KR102794426B1 (ko) * 2019-06-21 2025-04-11 삼성전자주식회사 제한된 예측 모드에서 복원후 필터링을 수행하는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
WO2021015536A1 (ko) * 2019-07-21 2021-01-28 엘지전자 주식회사 팔레트 모드의 적용 여부에 따라 디블로킹 필터링을 수행하는 영상 부호화/복호화 방법, 장치 및 비트스트림을 전송하는 방법
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WO2018131524A1 (ja) 2017-01-12 2018-07-19 ソニー株式会社 画像処理装置及び画像処理方法
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CN119211538A (zh) 2024-12-27
KR20260011773A (ko) 2026-01-23
WO2022197326A1 (en) 2022-09-22
KR20220131225A (ko) 2022-09-27
US11706461B2 (en) 2023-07-18
CN115699774B (zh) 2024-11-12
JP2024083447A (ja) 2024-06-21
US20230239513A1 (en) 2023-07-27
JP2026062686A (ja) 2026-04-10
JP7794882B2 (ja) 2026-01-06
US20220303585A1 (en) 2022-09-22
US20240323450A1 (en) 2024-09-26
KR102907193B1 (ko) 2026-01-02
EP4104448A1 (en) 2022-12-21
EP4104448A4 (en) 2023-05-10
US12034978B2 (en) 2024-07-09
CN115699774A (zh) 2023-02-03
JP2023521701A (ja) 2023-05-25

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