CN113170197B - 基于二次变换的图像编码方法及其装置 - Google Patents

基于二次变换的图像编码方法及其装置 Download PDF

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CN113170197B
CN113170197B CN201980075783.0A CN201980075783A CN113170197B CN 113170197 B CN113170197 B CN 113170197B CN 201980075783 A CN201980075783 A CN 201980075783A CN 113170197 B CN113170197 B CN 113170197B
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transform
intra prediction
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determined
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CN113170197A (zh
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具文模
林宰显
金昇焕
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LG Electronics Inc
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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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive 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
    • H04N19/10—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
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • 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
    • H04N19/10—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • 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
    • H04N19/18—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 set of transform coefficients
    • 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
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • 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
    • H04N19/70—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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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
CN201980075783.0A 2018-12-06 2019-12-05 基于二次变换的图像编码方法及其装置 Active CN113170197B (zh)

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CN202310768314.5A CN116684642A (zh) 2018-12-06 2019-12-05 图像编解码方法、存储介质和数据发送方法
CN202310768306.0A CN116684641A (zh) 2018-12-06 2019-12-05 图像编解码方法、存储介质和数据发送方法
CN202310772002.1A CN116684644A (zh) 2018-12-06 2019-12-05 解码设备、编码设备和数据发送设备
CN202310770648.6A CN116684643A (zh) 2018-12-06 2019-12-05 解码设备、编码设备和数据发送设备

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US201862775914P 2018-12-06 2018-12-06
US62/775,914 2018-12-06
PCT/KR2019/017104 WO2020116961A1 (ko) 2018-12-06 2019-12-05 이차 변환에 기반한 영상 코딩 방법 및 그 장치

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CN202310770648.6A Division CN116684643A (zh) 2018-12-06 2019-12-05 解码设备、编码设备和数据发送设备
CN202310768306.0A Division CN116684641A (zh) 2018-12-06 2019-12-05 图像编解码方法、存储介质和数据发送方法
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CN202310768306.0A Pending CN116684641A (zh) 2018-12-06 2019-12-05 图像编解码方法、存储介质和数据发送方法
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Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113170197B (zh) * 2018-12-06 2023-07-18 Lg电子株式会社 基于二次变换的图像编码方法及其装置
WO2020162737A1 (ko) * 2019-02-08 2020-08-13 주식회사 윌러스표준기술연구소 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치
WO2020175965A1 (ko) 2019-02-28 2020-09-03 주식회사 윌러스표준기술연구소 인트라 예측 기반 비디오 신호 처리 방법 및 장치
US11218728B2 (en) * 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
US11871010B2 (en) 2020-10-02 2024-01-09 Qualcomm Incorporated Extended low-frequency non-separable transform (LFNST) designs with worst-case complexity handling
US11617946B1 (en) 2021-06-29 2023-04-04 Amazon Technologies, Inc. Video game streaming with dynamic range conversion
US11666823B1 (en) * 2021-06-29 2023-06-06 Amazon Technologies, Inc. Video game streaming with dynamic range conversion
US11612812B1 (en) 2021-06-29 2023-03-28 Amazon Technologies, Inc. Video game streaming with dynamic range conversion
JP7578330B2 (ja) * 2021-08-30 2024-11-06 テンセント・アメリカ・エルエルシー 適応カーネルオプションを用いた二次変換の方法および装置
WO2023038447A1 (ko) * 2021-09-08 2023-03-16 현대자동차주식회사 비디오 부호화/복호화 방법 및 장치
US12114014B2 (en) 2021-10-01 2024-10-08 Tencent America LLC Secondary transforms for compound inter-intra prediction modes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105376583A (zh) * 2015-04-07 2016-03-02 佛山世寰智能科技有限公司 一种按行交错划分任务和数据的多核并行视频解码方法
WO2017192705A1 (en) * 2016-05-03 2017-11-09 Qualcomm Incorporated Binarizing secondary transform index

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20120070479A (ko) * 2010-12-21 2012-06-29 한국전자통신연구원 화면 내 예측 방향 정보 부호화/복호화 방법 및 그 장치
KR102232417B1 (ko) * 2013-11-20 2021-03-26 엘지전자 주식회사 비디오 신호 처리 방법 및 장치
CA2950818C (en) * 2014-06-20 2020-12-22 Hfi Innovation Inc. Method and apparatus of binarization and context-adaptive coding for syntax in video coding
CN105516730B (zh) * 2014-09-24 2018-04-24 晨星半导体股份有限公司 视讯编码装置及视讯解码装置以及其编码与解码方法
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
CN104702962B (zh) * 2015-03-03 2019-04-16 华为技术有限公司 帧内编解码方法、编码器和解码器
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
US10674146B2 (en) * 2015-09-30 2020-06-02 Lg Electronics Inc. Method and device for coding residual signal in video coding system
WO2017061671A1 (ko) * 2015-10-08 2017-04-13 엘지전자 주식회사 영상 코딩 시스템에서 적응적 변환에 기반한 영상 코딩 방법 및 장치
CN105376585B (zh) * 2015-11-04 2018-11-06 四川大学华西医院 一种帧图像组合提高视频传输速度的方法
KR102434480B1 (ko) * 2016-02-12 2022-08-19 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
CN105791867B (zh) * 2016-03-23 2019-02-22 北京大学 基于边界自适应变换的优化视频数据编码方法
CN108886613B (zh) * 2016-03-28 2022-04-19 株式会社Kt 用于处理视频信号的方法和装置
US11095893B2 (en) * 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
WO2018119609A1 (zh) * 2016-12-26 2018-07-05 华为技术有限公司 一种基于模板匹配的编解码方法及装置
WO2018135885A1 (ko) * 2017-01-19 2018-07-26 가온미디어 주식회사 변환 처리를 제공하는 영상 복호화 및 부호화 방법
CN110419218B (zh) * 2017-03-16 2021-02-26 联发科技股份有限公司 编码或解码视频数据的方法和装置
RU2722394C1 (ru) * 2017-03-21 2020-05-29 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ преобразования в системе кодирования изображений и устройство для его осуществления
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
GB2564151A (en) * 2017-07-05 2019-01-09 Sony Corp Image data encoding and decoding
CN118214857A (zh) * 2017-10-26 2024-06-18 英迪股份有限公司 用于基于非对称子块的图像编码/解码的方法及装置
CN118301338A (zh) * 2017-11-16 2024-07-05 英迪股份有限公司 图像编码/解码方法以及存储比特流的记录介质
US11310517B2 (en) * 2017-12-07 2022-04-19 Electronics And Telecommunications Research Institute Method and apparatus for encoding and decoding using selective information sharing between channels
US10567801B2 (en) * 2018-03-07 2020-02-18 Tencent America LLC Method and apparatus for video coding with primary and secondary transforms
CN115514974B (zh) * 2018-09-05 2025-04-01 Lg电子株式会社 对视频信号进行解码/编码及发送数据的方法及介质
CN113170197B (zh) * 2018-12-06 2023-07-18 Lg电子株式会社 基于二次变换的图像编码方法及其装置
US11546632B2 (en) * 2018-12-19 2023-01-03 Lg Electronics Inc. Method and device for processing video signal by using intra-prediction

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105376583A (zh) * 2015-04-07 2016-03-02 佛山世寰智能科技有限公司 一种按行交错划分任务和数据的多核并行视频解码方法
WO2017192705A1 (en) * 2016-05-03 2017-11-09 Qualcomm Incorporated Binarizing secondary transform index

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CN113170197A (zh) 2021-07-23
US20250203112A1 (en) 2025-06-19
KR20210089171A (ko) 2021-07-15
JP2024102326A (ja) 2024-07-30
JP2023024623A (ja) 2023-02-16
JP7200379B2 (ja) 2023-01-06
AU2024203118A1 (en) 2024-05-30
AU2022204531A1 (en) 2022-07-21
BR112021010422A2 (pt) 2021-09-28
JP7787346B2 (ja) 2025-12-16
JP7654870B2 (ja) 2025-04-01
CN116684641A (zh) 2023-09-01
AU2019394546B2 (en) 2022-03-31
CN116684642A (zh) 2023-09-01
AU2024203118B2 (en) 2025-08-07
CN116684644A (zh) 2023-09-01
US20240171776A1 (en) 2024-05-23
CN116684643A (zh) 2023-09-01
JP2022511860A (ja) 2022-02-01
KR20250069985A (ko) 2025-05-20
JP2026026330A (ja) 2026-02-16
US20210281881A1 (en) 2021-09-09
US11936911B2 (en) 2024-03-19
JP2025090835A (ja) 2025-06-17
AU2022204531B2 (en) 2024-02-15
US20220191546A1 (en) 2022-06-16
US11290747B2 (en) 2022-03-29
JP7490037B2 (ja) 2024-05-24
US12273563B2 (en) 2025-04-08
WO2020116961A1 (ko) 2020-06-11
AU2019394546A1 (en) 2021-06-10
KR102807906B1 (ko) 2025-05-14
AU2025260011A1 (en) 2025-11-20

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