CN114041288A - 图像分量的预测方法、编码器、解码器以及存储介质 - Google Patents

图像分量的预测方法、编码器、解码器以及存储介质 Download PDF

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Publication number
CN114041288A
CN114041288A CN202080048662.XA CN202080048662A CN114041288A CN 114041288 A CN114041288 A CN 114041288A CN 202080048662 A CN202080048662 A CN 202080048662A CN 114041288 A CN114041288 A CN 114041288A
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cclm
current block
target
parameters
decoder
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Chinese (zh)
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霍俊彦
马彦卓
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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Guangdong Oppo Mobile Telecommunications Corp Ltd
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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
    • H04N19/50—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
    • H04N19/10—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
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame 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
    • H04N19/169—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
    • H04N19/70—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
    • H04N19/10—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

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202080048662.XA 2019-07-10 2020-05-15 图像分量的预测方法、编码器、解码器以及存储介质 Pending CN114041288A (zh)

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US201962872694P 2019-07-10 2019-07-10
US62/872,694 2019-07-10
PCT/CN2020/090644 WO2021004152A1 (zh) 2019-07-10 2020-05-15 图像分量的预测方法、编码器、解码器以及存储介质

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US (1) US12047557B2 (https=)
EP (1) EP3972251A4 (https=)
JP (2) JP2022539786A (https=)
KR (1) KR20220030950A (https=)
CN (1) CN114041288A (https=)
WO (1) WO2021004152A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116320438A (zh) * 2022-09-16 2023-06-23 浙江大华技术股份有限公司 帧内预测模式的确定方法、智能编码方法及智能解码方法
CN116668704A (zh) * 2023-08-02 2023-08-29 深圳传音控股股份有限公司 处理方法、处理设备及存储介质
WO2023197189A1 (zh) * 2022-04-12 2023-10-19 Oppo广东移动通信有限公司 编解码方法、装置、编码设备、解码设备以及存储介质

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11765376B2 (en) * 2020-10-08 2023-09-19 Tencent America LLC Pruning methods and apparatuses for neural network based video coding
CN115190312B (zh) * 2021-04-02 2024-06-07 西安电子科技大学 一种基于神经网络的跨分量色度预测方法及装置
US11956453B2 (en) * 2021-06-15 2024-04-09 Tencent America LLC Content-adaptive online training for DNN-based cross component prediction with scaling factors
CN118216145A (zh) * 2021-08-13 2024-06-18 抖音视界有限公司 用于视频处理的方法、装置和介质
CN118541974A (zh) * 2022-01-21 2024-08-23 联发科技股份有限公司 视频编解码系统中具有细化参数的跨分量线性模型预测的方法和装置
CN119422376A (zh) * 2022-04-20 2025-02-11 Lg电子株式会社 基于卷积跨分量模型（cccm）预测对图像进行编码/解码的方法和装置及存储比特流的记录介质
WO2023224290A1 (ko) * 2022-05-18 2023-11-23 현대자동차주식회사 인트라 예측에서 성분간 관계 모델 유도를 위한 참조샘플 선택을 위한 방법 및 장치
CN120814227A (zh) * 2023-01-10 2025-10-17 联发科技股份有限公司 用于交叉分量模型合并模式的视频编解码方法和装置
CN121002862A (zh) * 2023-04-13 2025-11-21 Oppo广东移动通信有限公司 编解码方法及装置、编解码器、码流、设备、存储介质
WO2024221361A1 (zh) * 2023-04-27 2024-10-31 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质
CN121399944A (zh) * 2023-06-20 2026-01-23 联发科技股份有限公司 用于在索引表中存储用于交叉分量预测合并模式的时间模型的方法和设备
WO2026007093A1 (zh) * 2024-07-04 2026-01-08 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100246688A1 (en) * 2009-03-26 2010-09-30 Apple Inc. Blind noise analysis for video compression
WO2013112739A1 (en) * 2012-01-24 2013-08-01 Futurewei Technologies, Inc. Simplification of lm mode
CN103260018B (zh) * 2012-02-16 2017-09-22 乐金电子(中国)研究开发中心有限公司 帧内图像预测编解码方法及视频编解码器
WO2014151526A1 (en) 2013-03-15 2014-09-25 Huiru Wang Biological therapeutics for infection-relating disorders or conditions
US9648330B2 (en) * 2013-07-15 2017-05-09 Qualcomm Incorporated Inter-color component residual prediction
KR101530774B1 (ko) * 2013-09-30 2015-06-22 연세대학교 산학협력단 영상 부호화 및 복호화 방법, 장치 및 시스템
US9998742B2 (en) * 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
CN109479133B (zh) * 2016-07-22 2021-07-16 夏普株式会社 使用自适应分量缩放对视频数据进行编码的系统和方法
US10873746B2 (en) * 2016-12-21 2020-12-22 Sharp Kabushiki Kaisha Intra prediction image generation device using cross-component liner model, image decoding apparatus, and image coding apparatus using same
JP2021005741A (ja) * 2017-09-14 2021-01-14 シャープ株式会社 画像符号化装置及び画像復号装置
WO2019210840A1 (en) * 2018-05-03 2019-11-07 FG Innovation Company Limited Device and method for coding video data based on different reference sets in linear model prediction
EP4447448A3 (en) * 2018-07-02 2025-01-01 TCL King Electrical Appliances (Huizhou) Co. Ltd. Cclm-based intra-prediction method and device
CN117640955A (zh) * 2018-11-06 2024-03-01 北京字节跳动网络技术有限公司 帧内预测的简化参数推导
CA3213928A1 (en) * 2018-11-23 2020-05-28 Lg Electronics Inc. Method for decoding image on basis of cclm prediction in image coding system, and device therefor
CN116193132A (zh) * 2019-01-03 2023-05-30 华为技术有限公司 色度块的预测方法和装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023197189A1 (zh) * 2022-04-12 2023-10-19 Oppo广东移动通信有限公司 编解码方法、装置、编码设备、解码设备以及存储介质
CN116320438A (zh) * 2022-09-16 2023-06-23 浙江大华技术股份有限公司 帧内预测模式的确定方法、智能编码方法及智能解码方法
CN116668704A (zh) * 2023-08-02 2023-08-29 深圳传音控股股份有限公司 处理方法、处理设备及存储介质
CN116668704B (zh) * 2023-08-02 2024-02-06 深圳传音控股股份有限公司 处理方法、处理设备及存储介质

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US20220116591A1 (en) 2022-04-14
JP2022539786A (ja) 2022-09-13
EP3972251A1 (en) 2022-03-23
WO2021004152A1 (zh) 2021-01-14
EP3972251A4 (en) 2022-08-24
US12047557B2 (en) 2024-07-23
JP2025124822A (ja) 2025-08-26

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