CN120455667A - 图像分量预测方法、编码器、解码器以及存储介质 - Google Patents

图像分量预测方法、编码器、解码器以及存储介质

Info

Publication number
CN120455667A
CN120455667A CN202510882414.XA CN202510882414A CN120455667A CN 120455667 A CN120455667 A CN 120455667A CN 202510882414 A CN202510882414 A CN 202510882414A CN 120455667 A CN120455667 A CN 120455667A
Authority
CN
China
Prior art keywords
current block
reference pixel
candidate
edge
image component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202510882414.XA
Other languages
English (en)
Chinese (zh)
Inventor
马彦卓
霍俊彦
万帅
张伟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Oppo Mobile Telecommunications Corp Ltd
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Oppo Mobile Telecommunications Corp Ltd filed Critical Guangdong Oppo Mobile Telecommunications Corp Ltd
Publication of CN120455667A publication Critical patent/CN120455667A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04N19/117—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
    • H04N19/134—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
    • 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
    • H04N19/146—Data rate or code amount at the encoder output
    • H04N19/149—Data rate or code amount at the encoder output by estimating the code amount by means of a model, e.g. mathematical model or statistical model
    • 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
    • H04N19/134—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
    • H04N19/167—Position within a video image, e.g. region of interest [ROI]
    • 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
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • 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
    • H04N19/44—Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
CN202510882414.XA 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质 Pending CN120455667A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201962823609P 2019-03-25 2019-03-25
US62/823,609 2019-03-25
PCT/CN2019/113765 WO2020192109A1 (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN201980093368.8A CN113508584A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201980093368.8A Division CN113508584A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质

Publications (1)

Publication Number Publication Date
CN120455667A true CN120455667A (zh) 2025-08-08

Family

ID=72609614

Family Applications (6)

Application Number Title Priority Date Filing Date
CN202510882414.XA Pending CN120455667A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN201980093368.8A Pending CN113508584A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202510882383.8A Pending CN120568060A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202111193882.4A Active CN113992916B (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202510882359.4A Pending CN120455666A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202511720177.3A Pending CN121334365A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质

Family Applications After (5)

Application Number Title Priority Date Filing Date
CN201980093368.8A Pending CN113508584A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202510882383.8A Pending CN120568060A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202111193882.4A Active CN113992916B (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202510882359.4A Pending CN120455666A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质
CN202511720177.3A Pending CN121334365A (zh) 2019-03-25 2019-10-28 图像分量预测方法、编码器、解码器以及存储介质

Country Status (6)

Country Link
US (6) US12137204B2 (https=)
EP (1) EP3930324A4 (https=)
JP (2) JP2022528331A (https=)
KR (1) KR20210138760A (https=)
CN (6) CN120455667A (https=)
WO (1) WO2020192109A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116438796A (zh) * 2020-10-28 2023-07-14 Oppo广东移动通信有限公司 图像预测方法、编码器、解码器以及计算机存储介质
CN115988212A (zh) * 2022-11-21 2023-04-18 浙江大华技术股份有限公司 编码方法、编码器及计算机可读存储介质
US12425572B2 (en) * 2022-10-20 2025-09-23 Tencent America LLC Local illumination compensation
WO2024090923A1 (ko) * 2022-10-26 2024-05-02 주식회사 윌러스표준기술연구소 휘도 샘플 기반 색차 샘플 예측을 사용하는 비디오 신호 처리 방법 및 이를 위한 장치
KR20260023641A (ko) * 2023-05-26 2026-02-20 엘지전자 주식회사 Mip 기반 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
US12445624B2 (en) 2023-07-02 2025-10-14 Alibaba (China) Co., Ltd. Cross component prediction
WO2025071283A1 (ko) * 2023-09-26 2025-04-03 가온그룹 주식회사 개선된 국소적 조도 보상 템플릿 결정에 기반한 동영상 부호화/복호화 방법 및 장치
WO2025147920A1 (zh) * 2024-01-10 2025-07-17 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
WO2025217770A1 (zh) * 2024-04-15 2025-10-23 Oppo广东移动通信有限公司 编解码方法、编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
US7664184B2 (en) * 2004-07-21 2010-02-16 Amimon Ltd. Interpolation image compression
CN103096055B (zh) * 2011-11-04 2016-03-30 华为技术有限公司 一种图像信号帧内预测及解码的方法和装置
JP2013141187A (ja) * 2012-01-06 2013-07-18 Sony Corp 画像処理装置及び画像処理方法
EP2920964B1 (en) * 2013-03-26 2018-05-09 MediaTek Inc. Method of cross color intra prediction
KR20170035832A (ko) * 2014-07-18 2017-03-31 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 화상 부호화 방법, 화상 복호 방법, 화상 부호화 장치, 화상 복호 장치, 및 콘텐츠 전송 방법
US9998742B2 (en) 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
CN108600749B (zh) * 2015-08-29 2021-12-28 华为技术有限公司 图像预测的方法及设备
KR20250138837A (ko) 2016-04-29 2025-09-22 코닌클리케 필립스 엔.브이. 영상 신호 부호화/복호화 방법 및 장치
CN106210747A (zh) * 2016-07-19 2016-12-07 北京工业大学 一种基于四叉树概率预测的低复杂度视频编码方法
US20190200021A1 (en) * 2016-09-22 2019-06-27 Lg Electronics Inc. Illumination compensation-based inter-prediction method and apparatus in image coding system
JP2018056685A (ja) * 2016-09-27 2018-04-05 株式会社ドワンゴ 画像符号化装置、画像符号化方法、及び画像符号化プログラム、並びに、画像復号装置、画像復号方法、及び画像復号プログラム
US10951912B2 (en) * 2016-10-05 2021-03-16 Qualcomm Incorporated Systems and methods for adaptive selection of weights for video coding
US10225573B1 (en) * 2017-01-31 2019-03-05 Google Llc Video coding using parameterized motion models
CN107147911B (zh) 2017-07-05 2019-07-26 中南大学 基于局部亮度补偿lic的快速帧间编码模式选择方法及装置
CN107580222B (zh) * 2017-08-01 2020-02-14 北京交通大学 一种基于线性模型预测的图像或视频编码方法

Also Published As

Publication number Publication date
JP2024138498A (ja) 2024-10-08
US20240380883A1 (en) 2024-11-14
US20260052237A1 (en) 2026-02-19
JP7836362B2 (ja) 2026-03-26
KR20210138760A (ko) 2021-11-19
CN113992916B (zh) 2023-06-27
JP2022528331A (ja) 2022-06-10
CN113992916A (zh) 2022-01-28
EP3930324A4 (en) 2022-07-20
US12526402B2 (en) 2026-01-13
US20260052239A1 (en) 2026-02-19
EP3930324A1 (en) 2021-12-29
WO2020192109A1 (zh) 2020-10-01
US12137204B2 (en) 2024-11-05
CN113508584A (zh) 2021-10-15
CN120568060A (zh) 2025-08-29
CN120455666A (zh) 2025-08-08
US20260052238A1 (en) 2026-02-19
CN121334365A (zh) 2026-01-13
US20220007011A1 (en) 2022-01-06
US20260052240A1 (en) 2026-02-19

Similar Documents

Publication Publication Date Title
CN120455666A (zh) 图像分量预测方法、编码器、解码器以及存储介质
US10939128B2 (en) Parameter derivation for intra prediction
US11115655B2 (en) Neighboring sample selection for intra prediction
US20260052236A1 (en) Colour component prediction method, encoder, decoder and storage medium
US9055303B2 (en) Video encoding method and decoding method, apparatuses therefor, programs therefor, and storage media for recording the programs
CN110933411A (zh) 用于帧内编码的邻近的相邻块的选择
US20210400260A1 (en) Conditions in parameter derivation for intra prediction
CN117857810B (zh) 一种光照补偿方法、编码器、解码器及存储介质
CN116980596B (zh) 一种帧内预测方法、编码器、解码器及存储介质
CN116546218B (zh) 解码预测方法、装置及计算机存储介质

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination