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)

Priority Applications (2)

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

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JP7467676B2 true JP7467676B2 (ja) 2024-04-15

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US (3) US11706461B2 (https=)
EP (1) EP4104448A4 (https=)
JP (3) JP7467676B2 (https=)
KR (2) KR102907193B1 (https=)
CN (2) CN119211538A (https=)
WO (1) WO2022197326A1 (https=)

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WO2022211693A1 (en) * 2021-03-30 2022-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Combined loop filtering
KR20240170557A (ko) * 2022-03-31 2024-12-03 노키아 테크놀로지스 오와이 가상의 경계에서의 인루프 필터
WO2025001782A1 (en) * 2023-06-26 2025-01-02 Mediatek Inc. Method and apparatus of alf complexity reduction for cross-component taps in video coding
US20250113064A1 (en) * 2023-10-02 2025-04-03 Netflix, Inc. Techniques for debanding in the inverse transform 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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US10708622B2 (en) * 2011-12-20 2020-07-07 Texas Instruments Incorporated Adaptive loop filtering (ALF) for video coding
KR20170078682A (ko) * 2014-11-04 2017-07-07 삼성전자주식회사 에지 타입의 오프셋을 적용하는 비디오 부호화 방법 및 그 장치, 비디오 복호화 방법 및 그 장치
KR20180019548A (ko) * 2015-06-18 2018-02-26 엘지전자 주식회사 영상 코딩 시스템에서 영상 특성에 기반한 적응적 필터링 방법 및 장치
EP3361726A4 (en) * 2015-11-24 2018-08-15 Samsung Electronics Co., Ltd. Method and device for video decoding and method and device for video encoding
US11677940B2 (en) * 2017-09-20 2023-06-13 Electronics And Telecommunications Research Institute Method and device for encoding/decoding image, and recording medium having stored bitstream
US20190306534A1 (en) * 2018-04-02 2019-10-03 Qualcomm Incorporated Unification of deblocking filter and adaptive loop filter
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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
CN115699774A (zh) 2023-02-03
EP4104448A4 (en) 2023-05-10
JP2026062686A (ja) 2026-04-10
US12034978B2 (en) 2024-07-09
KR20260011773A (ko) 2026-01-23
KR20220131225A (ko) 2022-09-27
JP2023521701A (ja) 2023-05-25
CN115699774B (zh) 2024-11-12
US20220303585A1 (en) 2022-09-22
US20240323450A1 (en) 2024-09-26
WO2022197326A1 (en) 2022-09-22
US20230239513A1 (en) 2023-07-27
US11706461B2 (en) 2023-07-18
JP7794882B2 (ja) 2026-01-06
KR102907193B1 (ko) 2026-01-02
EP4104448A1 (en) 2022-12-21
JP2024083447A (ja) 2024-06-21

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