JP7524347B2 - ビデオコーディングのための方法および装置、およびコンピュータプログラム - Google Patents

ビデオコーディングのための方法および装置、およびコンピュータプログラム Download PDF

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JP7524347B2
JP7524347B2 JP2022563469A JP2022563469A JP7524347B2 JP 7524347 B2 JP7524347 B2 JP 7524347B2 JP 2022563469 A JP2022563469 A JP 2022563469A JP 2022563469 A JP2022563469 A JP 2022563469A JP 7524347 B2 JP7524347 B2 JP 7524347B2
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JP2023522704A (ja
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チュン・アウヨン
シアン・リ
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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • 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
    • H04N19/154—Measured or subjectively estimated visual quality after decoding, e.g. measurement of distortion
    • 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
    • H04N19/80—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

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  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2022563469A 2021-03-23 2021-09-24 ビデオコーディングのための方法および装置、およびコンピュータプログラム Active JP7524347B2 (ja)

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US202163164620P 2021-03-23 2021-03-23
US63/164,620 2021-03-23
US17/482,102 US12120296B2 (en) 2021-03-23 2021-09-22 Method and apparatus for video coding
US17/482,102 2021-09-22
PCT/US2021/051964 WO2022203716A1 (en) 2021-03-23 2021-09-24 Method and apparatus for video coding

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EP (1) EP4115615A4 (https=)
JP (2) JP7524347B2 (https=)
KR (1) KR102892832B1 (https=)
CN (1) CN115486075B (https=)
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CN120814225A (zh) * 2023-03-14 2025-10-17 北京达佳互联信息技术有限公司 用于自适应环路滤波器和跨分量自适应环路滤波器的方法和装置
WO2024222424A1 (en) * 2023-04-24 2024-10-31 Mediatek Inc. Methods and apparatus of filtered predictors for intratmp, ibc, or lic mode in video coding
WO2025014652A1 (en) * 2023-07-08 2025-01-16 Ofinno, Llc Reference filtering for inter prediction
WO2025014915A1 (en) * 2023-07-10 2025-01-16 Ofinno, Llc Template selection for reference filtering in inter prediction
WO2025071287A1 (ko) * 2023-09-26 2025-04-03 가온그룹 주식회사 개선된 국소적 조도 보상 크로스필터에 기반한 동영상 부호화/복호화 방법 및 장치
WO2025162269A1 (en) * 2024-02-03 2025-08-07 Douyin Vision Co., Ltd. Method, apparatus, and medium for video processing
CN120676172A (zh) * 2024-03-19 2025-09-19 腾讯科技（深圳）有限公司 视频处理方法、装置、介质及电子设备
WO2025214385A1 (en) * 2024-04-10 2025-10-16 Mediatek Inc. Methods and apparatus of multi-model or multi-tap local illumination compensation in video coding systems

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JP2010239640A (ja) 2003-05-12 2010-10-21 Google Inc ビデオ圧縮方法
US20110026599A1 (en) 2008-04-23 2011-02-03 Kenneth Andersson Template-based pixel block processing
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JP2012502591A (ja) 2008-09-11 2012-01-26 グーグル・インク 適応ループフィルタを用いた動画符号化システムおよび方法
JP2019531029A (ja) 2016-10-05 2019-10-24 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 照度補償のためのテンプレートサイズを適応的に決定するシステムおよび方法

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US20150365703A1 (en) * 2014-06-13 2015-12-17 Atul Puri System and method for highly content adaptive quality restoration filtering for video coding
MX379248B (es) * 2015-05-21 2025-03-10 Huawei Tech Co Ltd Aparato y método de compensación de movimiento de video.
KR20180050333A (ko) * 2015-09-29 2018-05-14 엘지전자 주식회사 영상 코딩 시스템에서 필터링 방법 및 장치
KR102856248B1 (ko) * 2016-02-16 2025-09-04 삼성전자주식회사 비디오 부호화 방법 및 장치, 그 복호화 방법 및 장치
KR102346713B1 (ko) * 2016-04-12 2022-01-03 세종대학교산학협력단 인트라 예측 기반의 비디오 신호 처리 방법 및 장치
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JP2010239640A (ja) 2003-05-12 2010-10-21 Google Inc ビデオ圧縮方法
US20080175322A1 (en) 2007-01-22 2008-07-24 Samsung Electronics Co., Ltd. Method and apparatus for encoding and decoding image using adaptive interpolation filter
US20110026599A1 (en) 2008-04-23 2011-02-03 Kenneth Andersson Template-based pixel block processing
JP2011523326A (ja) 2008-06-12 2011-08-04 トムソン ライセンシング 動き補償の補間フィルタリング及び参照画像のフィルタリングのための局所的な適応フィルタリングの方法及び装置
JP2012502591A (ja) 2008-09-11 2012-01-26 グーグル・インク 適応ループフィルタを用いた動画符号化システムおよび方法
JP2019531029A (ja) 2016-10-05 2019-10-24 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 照度補償のためのテンプレートサイズを適応的に決定するシステムおよび方法

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US12120296B2 (en) 2024-10-15
JP2023522704A (ja) 2023-05-31
CN115486075A (zh) 2022-12-16
EP4115615A4 (en) 2023-08-30
CN115486075B (zh) 2025-08-08
WO2022203716A1 (en) 2022-09-29
KR102892832B1 (ko) 2025-12-02
EP4115615A1 (en) 2023-01-11
US20220312004A1 (en) 2022-09-29
KR20220158780A (ko) 2022-12-01
JP7776204B2 (ja) 2025-11-26
US20250016315A1 (en) 2025-01-09
JP2024137976A (ja) 2024-10-07

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