JP7467617B2 - 幾何学的クロスコンポーネントフィルタリング - Google Patents

幾何学的クロスコンポーネントフィルタリング Download PDF

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JP7467617B2
JP7467617B2 JP2022523508A JP2022523508A JP7467617B2 JP 7467617 B2 JP7467617 B2 JP 7467617B2 JP 2022523508 A JP2022523508 A JP 2022523508A JP 2022523508 A JP2022523508 A JP 2022523508A JP 7467617 B2 JP7467617 B2 JP 7467617B2
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edge direction
filter
filter coefficients
directionality
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JP2022553696A (ja
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イシン・ドゥ
シン・ジャオ
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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/134—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
    • 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
    • H04N19/186—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform 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
    • H04N19/80—Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • 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
    • H04N19/70—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

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  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022523508A 2020-04-26 2021-04-13 幾何学的クロスコンポーネントフィルタリング Active JP7467617B2 (ja)

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JP2024057916A JP7652964B2 (ja) 2020-04-26 2024-03-29 幾何学的クロスコンポーネントフィルタリング

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US202063015586P 2020-04-26 2020-04-26
US63/015,586 2020-04-26
US17/077,564 US11394967B2 (en) 2020-04-26 2020-10-22 Geometric cross-component filtering
US17/077,564 2020-10-22
PCT/US2021/027024 WO2021221901A1 (en) 2020-04-26 2021-04-13 Geometric cross-component filtering

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EP (1) EP4000262A4 (https=)
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Publication number Priority date Publication date Assignee Title
US12335470B2 (en) * 2021-02-26 2025-06-17 Alibaba Group Holding Limited Directional cross component filter for video coding

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180288441A1 (en) 2017-03-28 2018-10-04 Qualcomm Incorporated Filter information sharing among color components
JP2019505144A (ja) 2016-02-15 2019-02-21 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングのためのフィルタのための幾何学的変換
JP2019525605A (ja) 2016-08-02 2019-09-05 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 幾何学的変換ベースの適応ループフィルタリング
JP2021505074A (ja) 2017-11-29 2021-02-15 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ ループ内フィルタリングを用いた画像符号化／復号化方法及び装置
JP2022550998A (ja) 2019-10-10 2022-12-06 北京字節跳動網絡技術有限公司 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス
JP2023511206A (ja) 2020-01-24 2023-03-16 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 適応ループフィルタリングのためのエンコーダ、デコーダ、および対応する方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6023525A (en) 1997-10-23 2000-02-08 Xerox Corporation Determining an optimal color space direction for selecting color modulations
KR101291196B1 (ko) 2008-01-25 2013-07-31 삼성전자주식회사 영상의 부호화, 복호화 방법 및 장치
WO2009133844A1 (ja) * 2008-04-30 2009-11-05 株式会社 東芝 エッジを考慮したフィルタリング機能を備えた動画像符号化／復号化方法及び装置
US20160241881A1 (en) 2015-02-13 2016-08-18 Mediatek Inc. Method and Apparatus of Loop Filters for Efficient Hardware Implementation
US10432932B2 (en) * 2015-07-10 2019-10-01 Mozilla Corporation Directional deringing filters
US10419757B2 (en) * 2016-08-31 2019-09-17 Qualcomm Incorporated Cross-component filter
EP4415366B1 (en) * 2017-08-03 2026-03-04 Sharp Kabushiki Kaisha Systems and methods for partitioning video blocks in an inter prediction slice of video data
KR20190107944A (ko) * 2018-03-13 2019-09-23 삼성전자주식회사 복원 영상에 대한 필터링을 수행하는 영상 처리 장치 및 이의 필터링 방법
US20190306502A1 (en) * 2018-04-02 2019-10-03 Qualcomm Incorporated System and method for improved adaptive loop filtering
US20190306534A1 (en) * 2018-04-02 2019-10-03 Qualcomm Incorporated Unification of deblocking filter and adaptive loop filter
KR20250107970A (ko) 2018-12-23 2025-07-14 후아웨이 테크놀러지 컴퍼니 리미티드 인코더, 디코더 및 적응 루프 필터를 사용한 대응 방법들
US11716468B2 (en) * 2019-12-20 2023-08-01 Qualcomm Incorporated Adaptive loop filter signaling redundancy removal field
US11303892B2 (en) * 2020-01-23 2022-04-12 Qualcomm Incorporated Adaptive rounding for loop filters
US11523138B2 (en) * 2020-03-26 2022-12-06 Alibaba Group Holding Limited Method and apparatus for cross component filtering

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019505144A (ja) 2016-02-15 2019-02-21 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングのためのフィルタのための幾何学的変換
JP2019525605A (ja) 2016-08-02 2019-09-05 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 幾何学的変換ベースの適応ループフィルタリング
US20180288441A1 (en) 2017-03-28 2018-10-04 Qualcomm Incorporated Filter information sharing among color components
JP2021505074A (ja) 2017-11-29 2021-02-15 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュートＥｌｅｃｔｒｏｎｉｃｓ Ａｎｄ Ｔｅｌｅｃｏｍｍｕｎｉｃａｔｉｏｎｓ Ｒｅｓｅａｒｃｈ Ｉｎｓｔｉｔｕｔｅ ループ内フィルタリングを用いた画像符号化／復号化方法及び装置
JP2022550998A (ja) 2019-10-10 2022-12-06 北京字節跳動網絡技術有限公司 適応ループ・フィルタリングにおける利用可能でないサンプル位置でのパディング・プロセス
JP2023511206A (ja) 2020-01-24 2023-03-16 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 適応ループフィルタリングのためのエンコーダ、デコーダ、および対応する方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Jianle Chen, et al.，"Algorithm description for Versatile Video Coding and Test Model 8 (VTM 8)"，Document: JVET-Q2002-v3, [online]，JVET-Q2002 (version 3)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2020年03月24日，Pages 1,8-13,70-75,93-95，[令和5年3月17日検索], インターネット, <URL: https://jvet-experts.org/doc_end_user/current_document.php?id=9676> and <URL: https://jvet-experts.org/doc_end_user/documents/17_Brussels/wg11/JVET-Q2002-v3.zip>.
Kiran Misra, et al.，"On Cross Component Adaptive Loop Filter for Video Compression"，Proceedings of 2019 Picture Coding Symposium (PCS)，IEEE，2019年11月15日，Pages 1-5，ISBN: 978-1-7281-4704-8, <DOI: 10.1109/PCS48520.2019.8954547>.
Marta Karczewicz, et al.，"Geometry Transformation-based Adaptive In-Loop Filter"，Proceedings of 2016 Picture Coding Symposium (PCS)，IEEE，2016年12月07日，Pages 1-5，ISBN: 978-1-5090-5966-9, <DOI: 10.1109/PCS.2016.7906346>.

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Publication number Publication date
EP4000262A4 (en) 2023-01-04
WO2021221901A1 (en) 2021-11-04
CN114391253A (zh) 2022-04-22
JP2024074872A (ja) 2024-05-31
US20220303530A1 (en) 2022-09-22
JP7652964B2 (ja) 2025-03-27
CN114391253B (zh) 2024-11-29
KR20220055498A (ko) 2022-05-03
JP2022553696A (ja) 2022-12-26
US20210337193A1 (en) 2021-10-28
US11882278B2 (en) 2024-01-23
US11394967B2 (en) 2022-07-19
EP4000262A1 (en) 2022-05-25

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