KR102892832B1 - 비디오 코딩을 위한 방법 및 장치 - Google Patents

비디오 코딩을 위한 방법 및 장치

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Publication number
KR102892832B1
KR102892832B1 KR1020227036955A KR20227036955A KR102892832B1 KR 102892832 B1 KR102892832 B1 KR 102892832B1 KR 1020227036955 A KR1020227036955 A KR 1020227036955A KR 20227036955 A KR20227036955 A KR 20227036955A KR 102892832 B1 KR102892832 B1 KR 102892832B1
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current block
block
prediction
video
filter
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Korean (ko)
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KR20220158780A (ko
Inventor
청 어우양
샹 리
산 류
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텐센트 아메리카 엘엘씨
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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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
KR1020227036955A 2021-03-23 2021-09-24 비디오 코딩을 위한 방법 및 장치 Active KR102892832B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
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

Publications (2)

Publication Number Publication Date
KR20220158780A KR20220158780A (ko) 2022-12-01
KR102892832B1 true KR102892832B1 (ko) 2025-12-02

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KR1020227036955A Active KR102892832B1 (ko) 2021-03-23 2021-09-24 비디오 코딩을 위한 방법 및 장치

Country Status (6)

Country Link
US (2) US12120296B2 (https=)
EP (1) EP4115615A4 (https=)
JP (2) JP7524347B2 (https=)
KR (1) KR102892832B1 (https=)
CN (1) CN115486075B (https=)
WO (1) WO2022203716A1 (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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US20110026599A1 (en) * 2008-04-23 2011-02-03 Kenneth Andersson Template-based pixel block processing
US20180098086A1 (en) * 2016-10-05 2018-04-05 Qualcomm Incorporated Systems and methods of performing improved local illumination compensation

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US8824553B2 (en) 2003-05-12 2014-09-02 Google Inc. Video compression method
KR101369746B1 (ko) 2007-01-22 2014-03-07 삼성전자주식회사 적응적 보간 필터를 이용한 영상 부호화, 복호화 방법 및장치
US20110103464A1 (en) 2008-06-12 2011-05-05 Yunfei Zheng Methods and Apparatus for Locally Adaptive Filtering for Motion Compensation Interpolation and Reference Picture Filtering
US8326075B2 (en) 2008-09-11 2012-12-04 Google Inc. System and method for video encoding using adaptive loop filter
EP2192786A1 (en) * 2008-11-27 2010-06-02 Panasonic Corporation Frequency domain filters for video coding
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
US10834420B2 (en) * 2016-04-29 2020-11-10 Intellectual Discovery Co., Ltd. Method and apparatus for encoding/decoding video signal
CN114401402B (zh) * 2016-07-05 2024-06-14 株式会社Kt 用于处理视频信号的方法和装置
US10965941B2 (en) * 2017-10-09 2021-03-30 Qualcomm Incorporated Position-dependent prediction combinations in video coding
CN118413654A (zh) * 2017-11-28 2024-07-30 Lx 半导体科技有限公司 图像编码/解码设备、传输图像数据的设备和存储介质
US11202079B2 (en) * 2018-02-05 2021-12-14 Tencent America LLC Method and apparatus for video decoding of an affine model in an intra block copy mode
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US20110026599A1 (en) * 2008-04-23 2011-02-03 Kenneth Andersson Template-based pixel block processing
US20180098086A1 (en) * 2016-10-05 2018-04-05 Qualcomm Incorporated Systems and methods of performing improved local illumination compensation

Also Published As

Publication number Publication date
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
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
JP7524347B2 (ja) 2024-07-29
JP2024137976A (ja) 2024-10-07

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