JP6995744B2 - 再編成を備えるビデオコーディングのための非分離可能２次変換 - Google Patents

再編成を備えるビデオコーディングのための非分離可能２次変換 Download PDF

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JP6995744B2
JP6995744B2 JP2018515971A JP2018515971A JP6995744B2 JP 6995744 B2 JP6995744 B2 JP 6995744B2 JP 2018515971 A JP2018515971 A JP 2018515971A JP 2018515971 A JP2018515971 A JP 2018515971A JP 6995744 B2 JP6995744 B2 JP 6995744B2
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block
coefficient
dimensional
transformation
video
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JP2018530247A (ja
JP2018530247A5 (OSRAM
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ジャオ、シン
チェン、ジャンレ
サイド、アミール
カルチェビチ、マルタ
セレジン、バディム
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Qualcomm 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/16—Threshold monitoring
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
    • H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
    • H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
    • H04N1/32154—Transform domain methods
    • H04N1/32181—Transform domain methods using Karhunen-Loeve transforms
    • 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
    • H04N19/10—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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/134—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
    • H04N19/18—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
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • 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
    • H04N19/182—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 pixel

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
JP2018515971A 2015-09-29 2016-09-21 再編成を備えるビデオコーディングのための非分離可能２次変換 Active JP6995744B2 (ja)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US201562234644P 2015-09-29 2015-09-29
US62/234,644 2015-09-29
US201662294897P 2016-02-12 2016-02-12
US62/294,897 2016-02-12
US201662323496P 2016-04-15 2016-04-15
US62/323,496 2016-04-15
US201662337736P 2016-05-17 2016-05-17
US62/337,736 2016-05-17
US15/270,507 2016-09-20
US15/270,507 US10681379B2 (en) 2015-09-29 2016-09-20 Non-separable secondary transform for video coding with reorganizing
PCT/US2016/052935 WO2017058615A1 (en) 2015-09-29 2016-09-21 Non-separable secondary transform for video coding with reorganizing

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JP2018530247A JP2018530247A (ja) 2018-10-11
JP2018530247A5 JP2018530247A5 (OSRAM) 2019-10-03
JP6995744B2 true JP6995744B2 (ja) 2022-01-17

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EP (2) EP3357243A1 (OSRAM)
JP (2) JP6995744B2 (OSRAM)
KR (2) KR102798865B1 (OSRAM)
CN (2) CN108141596B (OSRAM)
AU (2) AU2016332317A1 (OSRAM)
BR (2) BR112018006398A2 (OSRAM)
TW (2) TW201715888A (OSRAM)
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250099849A1 (en) * 2023-09-26 2025-03-27 Sony Interactive Entertainment Inc. Adaptive encoding based on individual gamer sensitivity to visual artifacts

Families Citing this family (247)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10405000B2 (en) * 2014-11-21 2019-09-03 Vid Scale, Inc. One-dimensional transform modes and coefficient scan order
CN106358042B (zh) * 2015-07-17 2020-10-09 恩智浦美国有限公司 使用视频图像的帧间预测的并行解码器
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
KR102169435B1 (ko) * 2016-03-21 2020-10-23 후아웨이 테크놀러지 컴퍼니 리미티드 가중된 행렬 계수의 적응형 양자화
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
CN117499649A (zh) * 2016-04-29 2024-02-02 英迪股份有限公司 图像解码装置、图像编码装置和用于发送比特流的装置
EP4030754A1 (en) * 2016-05-02 2022-07-20 Industry-University Cooperation Foundation Hanyang University Image encoding/decoding method and computer-readable medium
EP3454559A4 (en) * 2016-05-13 2019-03-13 Sony Corporation IMAGE PROCESSING APPARATUS AND METHOD
EP3457692B1 (en) * 2016-05-13 2024-01-10 Sony Group Corporation Image processing device and method
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
WO2017195555A1 (ja) * 2016-05-13 2017-11-16 シャープ株式会社 画像復号装置および画像符号化装置
US10645395B2 (en) * 2016-05-25 2020-05-05 Arris Enterprises Llc Weighted angular prediction coding for intra coding
MX393147B (es) * 2016-05-25 2025-03-24 Arris Entpr Llc Prediccion angular ponderada para intra codificacion.
US10326989B2 (en) 2016-05-25 2019-06-18 Arris Enterprises Llc General block partitioning method
US20210343388A1 (en) * 2016-05-31 2021-11-04 Digital Hospital, Inc. Dosage Determination Apparatus
CN117221579A (zh) 2016-06-22 2023-12-12 Lx 半导体科技有限公司 图像编码/解码设备以及传输图像数据的设备
CN109479138B (zh) * 2016-07-13 2023-11-03 韩国电子通信研究院 图像编码/解码方法和装置
KR102531124B1 (ko) * 2016-07-14 2023-05-10 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 변환 기반 잔차 코딩을 이용한 예측 화상 코딩
HUE061549T2 (hu) * 2016-08-08 2023-07-28 Lg Electronics Inc Intra-predikciós üzemmódon alapuló video kódolási eljárás és video feldolgozó berendezés ehhez
KR102471208B1 (ko) * 2016-09-20 2022-11-25 주식회사 케이티 비디오 신호 처리 방법 및 장치
US10880564B2 (en) 2016-10-01 2020-12-29 Qualcomm Incorporated Transform selection for video coding
US10506228B2 (en) 2016-10-04 2019-12-10 Qualcomm Incorporated Variable number of intra modes for video coding
US20180103251A1 (en) * 2016-10-07 2018-04-12 Industrial Technology Research Institute Method for selecting prediction mode of intra prediction, video encoding device and image processing apparatus
US11095893B2 (en) 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
BR122021000920B1 (pt) * 2016-12-23 2023-12-19 Huawei Technologies Co., Ltd Aparelho de codificação para codificar um bloco de codificação de vídeo retangular e aparelho de decodificação para decodificar um bloco de codificação de vídeo retangular codificado
WO2018125972A1 (en) * 2016-12-28 2018-07-05 Arris Enterprises Llc Adaptive unequal weight planar prediction
EP3349451A1 (en) * 2017-01-11 2018-07-18 Thomson Licensing Method and apparatus for selecting a coding mode used for encoding/decoding a residual block
US11146795B2 (en) 2017-03-10 2021-10-12 Qualcomm Incorporated Intra filtering flag in video coding
BR112019019702A2 (pt) * 2017-03-21 2020-04-14 Lg Electronics Inc método de transformada em sistema de codificação de imagem e aparelho para o mesmo
US20180288439A1 (en) * 2017-03-31 2018-10-04 Mediatek Inc. Multiple Transform Prediction
BR122021018343B1 (pt) 2017-04-13 2022-10-25 Lg Electronics Inc Método para reconstruir uma imagem incluindo um bloco não quadrado, método para codificar uma imagem e mídia de armazenamento digital legível por computador
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
JP2020109884A (ja) * 2017-04-28 2020-07-16 シャープ株式会社 動画像符号化装置及び動画像復号装置
WO2018221554A1 (ja) 2017-06-01 2018-12-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、符号化方法、復号装置及び復号方法
WO2018221553A1 (ja) * 2017-06-01 2018-12-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、符号化方法、復号装置及び復号方法
KR102622465B1 (ko) * 2017-06-21 2024-01-09 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측에 따른 영상 디코딩 방법 및 장치
US11134272B2 (en) 2017-06-29 2021-09-28 Qualcomm Incorporated Memory reduction for non-separable transforms
WO2019009129A1 (ja) * 2017-07-03 2019-01-10 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
JP2019017066A (ja) * 2017-07-03 2019-01-31 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 符号化装置、復号装置、符号化方法及び復号方法
KR20250051151A (ko) * 2017-07-04 2025-04-16 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
TWI860614B (zh) * 2017-07-13 2024-11-01 美商松下電器（美國）知識產權公司 編碼裝置、編碼方法、解碼裝置、解碼方法及電腦可讀取之非暫時性媒體
TWI761552B (zh) * 2017-07-13 2022-04-21 美商松下電器（美國）知識產權公司 編碼裝置、編碼方法、解碼裝置及解碼方法
CN116055721A (zh) * 2017-07-28 2023-05-02 松下电器（美国）知识产权公司 编码装置和编码方法
KR102779464B1 (ko) * 2017-07-28 2025-03-12 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법
CN115442607A (zh) * 2017-07-31 2022-12-06 韩国电子通信研究院 对图像编码和解码的方法及存储比特流的计算机可读介质
KR20240015154A (ko) 2017-08-04 2024-02-02 엘지전자 주식회사 비디오 압축을 위한 변환을 구성하는 방법 및 장치
EP3691270A4 (en) * 2017-09-28 2021-06-02 Samsung Electronics Co., Ltd. CODING METHOD AND DEVICE AND DECODING METHOD AND DEVICE
WO2019076138A1 (en) * 2017-10-16 2019-04-25 Huawei Technologies Co., Ltd. Encoding method and apparatus
EP3709640A4 (en) * 2017-11-09 2021-08-25 Samsung Electronics Co., Ltd. DEVICE AND METHOD FOR ENCODING IMAGES ON THE BASIS OF MOTION VECTOR RESOLUTION, AND DECODING DEVICE AND METHOD
WO2019112071A1 (ko) * 2017-12-04 2019-06-13 엘지전자 주식회사 영상 코딩 시스템에서 크로마 성분의 효율적 변환에 기반한 영상 디코딩 방법 및 장치
EP3496401A1 (en) * 2017-12-05 2019-06-12 Thomson Licensing Method and apparatus for video encoding and decoding based on block shape
WO2019117634A1 (ko) * 2017-12-15 2019-06-20 엘지전자 주식회사 2차 변환에 기반한 영상 코딩 방법 및 그 장치
US11218731B2 (en) * 2017-12-15 2022-01-04 Lg Electronics Inc. Image coding method on basis of transformation and device therefor
CN116866600A (zh) * 2017-12-15 2023-10-10 Lg电子株式会社 视频编解码方法、存储介质和数据发送方法
DE112018005899T5 (de) * 2017-12-18 2020-08-13 Arris Enterprises Llc System und Verfahren zum Konstruieren einer Ebene für planare Prädiktion
JP6980920B2 (ja) * 2017-12-21 2021-12-15 エルジー エレクトロニクス インコーポレイティドLg Electronics Inc. 選択的変換に基づいた映像コーディング方法およびその装置
WO2019126347A1 (en) * 2017-12-22 2019-06-27 Interdigital Vc Holdings, Inc. Method and apparatus for video compression using efficient multiple transforms
CN111095924B (zh) * 2017-12-28 2022-09-13 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法和解码方法
CN118101966B (zh) 2018-02-23 2025-06-10 华为技术有限公司 用于视频编解码的位置相关空间变化变换
CN108322745B (zh) * 2018-02-28 2019-12-03 中南大学 一种基于不可分二次变换模式的帧内快速选择方法
US10567801B2 (en) 2018-03-07 2020-02-18 Tencent America LLC Method and apparatus for video coding with primary and secondary transforms
CN112567745B (zh) * 2018-03-29 2024-09-06 弗劳恩霍夫应用研究促进协会 用于视频编码的候选变换集合的确定
US11647214B2 (en) * 2018-03-30 2023-05-09 Qualcomm Incorporated Multiple transforms adjustment stages for video coding
HRP20231341T1 (hr) * 2018-04-01 2024-02-16 Lg Electronics Inc. Obrada video signala korištenjem smanjene sekundarne transformacije
KR102650865B1 (ko) 2018-04-01 2024-03-22 엘지전자 주식회사 분할된 블록에 2차 변환을 적용하여 비디오 신호를 처리하는 방법 및 장치
CN110213576B (zh) * 2018-05-03 2023-02-28 腾讯科技（深圳）有限公司 视频编码方法、视频编码装置、电子设备及存储介质
CN111989913A (zh) 2018-05-31 2020-11-24 华为技术有限公司 自适应变换类型的空间变化变换
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
US11503328B2 (en) * 2018-06-29 2022-11-15 Vid Scale, Inc. Adaptive control point selection for affine motion model based video coding
US10687081B2 (en) * 2018-06-29 2020-06-16 Tencent America LLC Method, apparatus and medium for decoding or encoding
US10666981B2 (en) * 2018-06-29 2020-05-26 Tencent America LLC Method, apparatus and medium for decoding or encoding
AU2018204775A1 (en) * 2018-06-29 2020-01-16 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a transformed block of video samples
WO2020009434A1 (ko) * 2018-07-02 2020-01-09 엘지전자 주식회사 이차 변환을 기반으로 비디오 신호를 처리하는 방법 및 장치
KR102454971B1 (ko) * 2018-07-06 2022-10-14 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
US11689744B2 (en) * 2018-07-12 2023-06-27 Lg Electronics Inc. Methods and apparatuses for processing video signal
JP6934572B2 (ja) * 2018-07-13 2021-09-15 テレフオンアクチーボラゲット エルエム エリクソン（パブル） ビデオエンコーダおよび／またはビデオデコーダにおける変換選択
US11166044B2 (en) * 2018-07-31 2021-11-02 Tencent America LLC Method and apparatus for improved compound orthonormal transform
KR102827856B1 (ko) * 2018-08-12 2025-06-30 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
CN114885162B (zh) 2018-09-02 2024-04-23 Lg电子株式会社 解码设备、编码设备和计算机可读记录介质
KR102452108B1 (ko) * 2018-09-02 2022-10-07 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
WO2020046085A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
CN114915784B (zh) 2018-09-02 2024-04-19 Lg电子株式会社 信号编解码方法、计算机可读存储介质和数据传输方法
CN111771378B (zh) * 2018-09-05 2023-02-17 Lg电子株式会社 由设备对图像信号进行编码/解码的方法及比特流发送方法
CN111742555B (zh) * 2018-09-05 2022-08-30 Lg电子株式会社 对视频信号进行编码/解码的方法及其设备
US10819979B2 (en) * 2018-09-06 2020-10-27 Tencent America LLC Coupled primary and secondary transform
WO2020060244A1 (ko) * 2018-09-19 2020-03-26 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
MX2021003317A (es) * 2018-09-21 2021-05-14 Interdigital Vc Holdings Inc Armonizacion de codificacion de intra transformada e intra prediccion de angulo ancho.
JP7245323B2 (ja) * 2018-09-23 2023-03-23 エルジー エレクトロニクス インコーポレイティド ビデオ信号の符号化／復号化方法及びそのための装置
US11218694B2 (en) * 2018-09-24 2022-01-04 Qualcomm Incorporated Adaptive multiple transform coding
WO2020067694A1 (ko) * 2018-09-24 2020-04-02 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020071736A1 (ko) * 2018-10-01 2020-04-09 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
AU2019358651B2 (en) * 2018-10-12 2025-01-09 Guangdong Oppo Mobile Telecommunications Corp. , Ltd. Method for encoding/decoding image signal and device for same
US11128866B2 (en) 2018-10-18 2021-09-21 Qualcomm Incorporated Scans and last coefficient position coding for zero-out transforms
US11412260B2 (en) 2018-10-29 2022-08-09 Google Llc Geometric transforms for image compression
CN114390282B (zh) * 2018-11-12 2023-09-08 Lg电子株式会社 图像解码方法、图像编码方法和数据发送方法
CN113302924B (zh) * 2018-11-22 2024-09-17 交互数字Vc控股公司 用于视频编码和解码的量化
CN116684642A (zh) * 2018-12-06 2023-09-01 Lg电子株式会社 图像编解码方法、存储介质和数据发送方法
US11284112B2 (en) * 2018-12-06 2022-03-22 Tencent America LLC Method and apparatus for a primary transform using an 8-bit transform core
GB2579824B (en) 2018-12-14 2022-05-18 British Broadcasting Corp Video encoding and video decoding
KR20250070617A (ko) * 2018-12-18 2025-05-20 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
KR20250070129A (ko) * 2018-12-19 2025-05-20 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
CN116939217A (zh) * 2018-12-19 2023-10-24 Lg电子株式会社 解码设备、编码设备和图像数据发送设备
GB2580326A (en) 2018-12-28 2020-07-22 British Broadcasting Corp Video encoding and video decoding
US11102490B2 (en) * 2018-12-31 2021-08-24 Tencent America LLC Coefficient scanning methods on adaptive angle mode
WO2020141892A1 (ko) 2019-01-01 2020-07-09 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
CN119094747A (zh) * 2019-01-02 2024-12-06 弗劳恩霍夫应用研究促进协会 统一变换类型信令和变换类型相关的变换系数水平编码
WO2020145582A1 (ko) * 2019-01-07 2020-07-16 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
CN113411612B (zh) 2019-01-11 2022-06-24 华为技术有限公司 对图像块进行视频译码的方法、解码设备和编/解码器
CN116781895A (zh) 2019-01-12 2023-09-19 Lg电子株式会社 解码设备、编码设备和图像数据发送设备
US11595663B2 (en) 2019-02-01 2023-02-28 Qualcomm Incorporated Secondary transform designs for partitioned transform units in video coding
KR102772255B1 (ko) 2019-02-01 2025-02-25 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
KR102662448B1 (ko) 2019-02-02 2024-05-02 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼내 데이터 저장
WO2020156541A1 (en) * 2019-02-02 2020-08-06 Beijing Bytedance Network Technology Co., Ltd. Data storage in buffers for intra block copy in video coding
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
KR20210114386A (ko) 2019-02-08 2021-09-23 주식회사 윌러스표준기술연구소 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치
US11190794B2 (en) * 2019-02-12 2021-11-30 Tencent America LLC Method and apparatus for video coding
JP7293376B2 (ja) 2019-02-28 2023-06-19 ヒューマックス・カンパニー・リミテッド イントラ予測ベースのビデオ信号処理方法及び装置
CN117395439A (zh) 2019-03-01 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的基于方向的预测
WO2020177660A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Block vector representation for intra block copy in video coding
JP7288071B2 (ja) * 2019-03-02 2023-06-06 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置及び記憶媒体
KR20210125506A (ko) 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
TWI753377B (zh) * 2019-03-12 2022-01-21 弗勞恩霍夫爾協會 用於影像及視訊寫碼之選擇性成分間變換(ict)技術
WO2020182207A1 (en) 2019-03-13 2020-09-17 Beijing Bytedance Network Technology Co., Ltd. Partitions on sub-block transform mode
US11025937B2 (en) * 2019-03-16 2021-06-01 Tencent America LLC Method and apparatus for video coding
WO2020188237A1 (en) * 2019-03-20 2020-09-24 V-Nova International Ltd Residual filtering in signal enhancement coding
US11025909B2 (en) * 2019-03-21 2021-06-01 Tencent America LLC Method and apparatus for video coding
KR102213901B1 (ko) * 2019-03-21 2021-02-08 삼성전자주식회사 블록 형태별로 블록 크기가 설정되는 비디오 부호화 방법 및 장치, 비디오 복호화 방법 및 장치
US11616966B2 (en) * 2019-04-03 2023-03-28 Mediatek Inc. Interaction between core transform and secondary transform
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
US11240534B2 (en) 2019-04-05 2022-02-01 Qualcomm Incorporated Extended multiple transform selection for video coding
JP7299341B2 (ja) 2019-04-12 2023-06-27 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体、及び記憶方法
HUE071083T2 (hu) * 2019-04-16 2025-07-28 Lg Electronics Inc Transzformáció mátrix alapú intra predikcióhoz képkódolásnál
EP3949423A4 (en) * 2019-04-16 2023-04-12 HFI Innovation Inc. METHODS AND APPARATUS FOR ENCODING VIDEO DATA USING SECONDARY TRANSFORMATION
CN118118663A (zh) * 2019-04-16 2024-05-31 Lg电子株式会社 解码设备、编码设备和发送设备
CN118175312A (zh) 2019-04-16 2024-06-11 Lg电子株式会社 解码和编码设备及发送用于图像的数据的设备
CN113748676B (zh) 2019-04-16 2024-05-10 北京字节跳动网络技术有限公司 帧内编解码模式下的矩阵推导
EP3949407A4 (en) * 2019-04-16 2023-04-12 HFI Innovation Inc. Methods and apparatuses for coding video data with adaptive secondary transform signaling depending on tb level syntax
CN117896523A (zh) * 2019-04-16 2024-04-16 松下电器（美国）知识产权公司 编码装置、解码装置、编码方法、解码方法和记录介质
PL3939260T3 (pl) 2019-04-20 2025-06-02 Beijing Bytedance Network Technology Co., Ltd. Sygnalizacja elementów składni do kodowania łącznego reszt chrominancji
CN113728636B (zh) 2019-04-23 2022-11-04 北京字节跳动网络技术有限公司 编解码视频中二次变换的选择性使用
CN117097912A (zh) 2019-05-01 2023-11-21 北京字节跳动网络技术有限公司 基于矩阵的帧内预测的上下文编码
KR102736164B1 (ko) 2019-05-01 2024-12-03 두인 비전 컴퍼니 리미티드 필터링을 이용한 행렬 기반 인트라 예측
KR20220006059A (ko) 2019-05-10 2022-01-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 처리를 위한 이차 변환 행렬의 선택
MY208365A (en) 2019-05-15 2025-05-01 Koninklijke Philips Nv Method for encoding/decoding image signal and device therefor
US12172351B2 (en) * 2019-05-17 2024-12-24 Canon Virginia, Inc. Manufacturing method, injection molding system, and mold
AU2019232801A1 (en) * 2019-09-17 2021-04-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
US11032572B2 (en) 2019-05-17 2021-06-08 Qualcomm Incorporated Low-frequency non-separable transform signaling based on zero-out patterns for video coding
JP7780618B2 (ja) * 2019-05-17 2025-12-04 キヤノン株式会社 ビデオサンプルのブロックを符号化並びに復号するための方法、装置、及びシステム
KR102698314B1 (ko) 2019-05-22 2024-08-26 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 업샘플링을 이용한 행렬 기반 인트라 예측
CN113940074B (zh) 2019-05-27 2024-12-17 北京小米移动软件有限公司 基于广角帧内预测和变换的图像编码方法和装置
CN113892265B (zh) * 2019-05-30 2025-10-24 夏普株式会社 图像解码装置
CN113785574B (zh) 2019-05-30 2022-10-11 北京字节跳动网络技术有限公司 色度分量的自适应环路滤波
KR20220047725A (ko) 2019-05-31 2022-04-19 인터디지털 브이씨 홀딩스 인코포레이티드 암시적 다중 변환 선택을 위한 변환 선택
WO2020239018A1 (en) 2019-05-31 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. Restricted upsampling process in matrix-based intra prediction
US11218728B2 (en) 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
US11134275B2 (en) * 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
JP2022534320A (ja) 2019-06-05 2022-07-28 北京字節跳動網絡技術有限公司 マトリクスベースイントラ予測のためのコンテキスト決定
CN117336484B (zh) * 2019-06-06 2025-12-16 Oppo广东移动通信有限公司 图像解码和编码设备及发送比特流的设备
WO2020244656A1 (en) 2019-06-07 2020-12-10 Beijing Bytedance Network Technology Co., Ltd. Conditional signaling of reduced secondary transform in video bitstreams
CN119342225A (zh) * 2019-06-10 2025-01-21 株式会社 Xris 用于对图像信号进行编码/解码方法及其装置
US11252410B2 (en) * 2019-06-11 2022-02-15 Tencent America LLC Method and apparatus for video coding
US11695960B2 (en) 2019-06-14 2023-07-04 Qualcomm Incorporated Transform and last significant coefficient position signaling for low-frequency non-separable transform in video coding
WO2020253642A1 (en) * 2019-06-15 2020-12-24 Beijing Bytedance Network Technology Co., Ltd. Block size dependent use of secondary transforms in coded video
WO2020256447A1 (ko) * 2019-06-18 2020-12-24 한국전자통신연구원 2차 변환을 이용한 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2020256482A1 (ko) * 2019-06-19 2020-12-24 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
PT3989581T (pt) 2019-06-19 2025-09-03 Lg Electronics Inc Sinalização de informação indicando o conjunto de núcleo de sistema operativo de transformada na codificação de imagem
EP3754981A1 (en) * 2019-06-20 2020-12-23 InterDigital VC Holdings, Inc. Explicit signaling of reduced secondary transform kernel
US11949870B2 (en) 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
JP6912522B2 (ja) * 2019-06-24 2021-08-04 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
CN112135148B (zh) * 2019-06-25 2022-05-10 华为技术有限公司 非可分离变换方法以及设备
GB2585030A (en) * 2019-06-25 2020-12-30 British Broadcasting Corp Method of signalling in a video codec
JP7091479B2 (ja) * 2019-06-25 2022-06-27 ウィルス インスティテュート オブ スタンダーズ アンド テクノロジー インコーポレイティド ２次変換を利用するビデオ信号処理方法及び装置
MX2022000102A (es) 2019-07-06 2022-02-03 Beijing Bytedance Network Tech Co Ltd Bufer de prediccion virtual para la copia intra-bloque en codificacion de video.
CN117395398A (zh) 2019-07-10 2024-01-12 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的样点标识
CN117579816A (zh) 2019-07-11 2024-02-20 北京字节跳动网络技术有限公司 用于视频编解码中的帧内块复制的比特流一致性约束
CN114342393B (zh) 2019-07-12 2024-11-29 Lg电子株式会社 基于变换的图像编译方法及其设备
CN119854492A (zh) * 2019-07-12 2025-04-18 Lg 电子株式会社 基于变换的图像编译方法及其设备
WO2021008513A1 (en) 2019-07-14 2021-01-21 Beijing Bytedance Network Technology Co., Ltd. Transform block size restriction in video coding
JP7422858B2 (ja) 2019-08-03 2024-01-26 北京字節跳動網絡技術有限公司 ビデオ処理方法、装置、記憶媒体及び記憶方法
CN119299678A (zh) * 2019-08-06 2025-01-10 交互数字Ce专利控股有限公司 用于视频编码和解码的二次变换
CN119653107A (zh) * 2019-08-08 2025-03-18 Lg 电子株式会社 基于变换的图像编译方法及设备
CN118632034A (zh) 2019-08-17 2024-09-10 北京字节跳动网络技术有限公司 为视频中的缩减二次变换的边信息的上下文建模
US11677984B2 (en) 2019-08-20 2023-06-13 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) signaling
US20210084303A1 (en) * 2019-09-12 2021-03-18 Alibaba Group Holding Limited Method and apparatus for coding video data in transform-skip mode
CN110636313B (zh) * 2019-09-18 2022-07-15 浙江大华技术股份有限公司 变换、二次变换矩阵训练方法、编码器及相关装置
US11184617B2 (en) 2019-09-19 2021-11-23 Qualcomm Incorporated Transform unit design for video coding
WO2021054797A1 (ko) 2019-09-19 2021-03-25 주식회사 윌러스표준기술연구소 스케일링 프로세스를 사용하는 비디오 신호 처리 방법 및 장치
WO2021052832A1 (en) 2019-09-20 2021-03-25 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
BR112022004724A2 (pt) 2019-09-20 2022-06-14 Lg Electronics Inc Método de codificação de imagem com base na transformada e dispositivo para o mesmo
US11153576B2 (en) 2019-09-20 2021-10-19 Qualcomm Incorporated Scaling matrices and signaling for video coding
CN117579829A (zh) * 2019-09-21 2024-02-20 Lg电子株式会社 图像编码/解码设备以及发送数据的设备
CN114731434B (zh) * 2019-09-21 2023-06-30 Lg电子株式会社 基于变换的图像编码方法及其装置
US12206856B2 (en) 2019-09-23 2025-01-21 Lg Electronics Inc. Image coding method based on transform, and device therefor
US11206400B2 (en) 2019-09-26 2021-12-21 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) simplifications
BR122023020352A2 (pt) * 2019-10-04 2024-02-27 Lg Electronics Inc. Aparelho de decodificação/codificação para decodificação/codificação de imagem e aparelho para transmissão de dados para uma imagem
JP7404526B2 (ja) 2019-10-28 2023-12-25 北京字節跳動網絡技術有限公司 カラーコンポーネントに基づくシンタックスシグナリング及び構文解析
JP7402016B2 (ja) * 2019-11-06 2023-12-20 オッポ広東移動通信有限公司 画像復号装置及び画像符号化装置
CN119743624A (zh) * 2019-11-11 2025-04-01 Lg电子株式会社 图像解码/编码方法和设备、发送方法和设备及存储介质
BR112022009084A2 (pt) 2019-11-11 2022-07-26 Lg Electronics Inc Método de codificação de imagem com base em uma transformada, e aparelho da mesma
CN119788857A (zh) * 2019-11-11 2025-04-08 Lg电子株式会社 图像解码/编码方法和数据发送方法
CN114930847B (zh) * 2019-11-13 2025-04-25 Lg电子株式会社 基于变换的图像编码方法及其装置
US12200229B2 (en) * 2019-11-13 2025-01-14 Lg Electronics Inc. Transform-based image coding method and device therefor
CN114930848B (zh) * 2019-11-13 2025-08-05 Lg电子株式会社 基于变换的图像编码方法及其设备
US12301854B2 (en) 2019-11-26 2025-05-13 Electronics And Telecommunications Research Institute Image encoding/decoding method using secondary transform based on a transform skip mode flag and a transform matrix index
US11375220B2 (en) * 2019-11-27 2022-06-28 Tencent America LLC Method and apparatus for video decoding using a nominal directional mode and an angular offset
WO2021110018A1 (en) * 2019-12-02 2021-06-10 Beijing Bytedance Network Technology Co., Ltd. Separable secondary transform processing of coded video
WO2021115387A1 (en) * 2019-12-12 2021-06-17 Mediatek Inc. Methods and apparatus for restricted secondary transform and signaling thereof in image coding
US11470353B2 (en) 2019-12-20 2022-10-11 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) with reduced zero-out in video coding
US11457229B2 (en) 2019-12-23 2022-09-27 Qualcomm Incorporated LFNST signaling for chroma based on chroma transform skip
WO2021134303A1 (zh) 2019-12-30 2021-07-08 Oppo广东移动通信有限公司 变换方法、编码器、解码器以及存储介质
EP4087252A4 (en) 2019-12-31 2023-01-25 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Transform method, encoder, decoder, and storage medium
CN114830658A (zh) 2019-12-31 2022-07-29 Oppo广东移动通信有限公司 变换方法、编码器、解码器以及存储介质
US12095997B2 (en) * 2020-01-10 2024-09-17 Lg Electronics Inc. Transform-based image coding method and device for same
GB2591806B (en) 2020-02-07 2023-07-19 British Broadcasting Corp Chroma intra prediction in video coding and decoding
CN115362676B (zh) * 2020-03-07 2025-10-28 抖音视界有限公司 视频编解码中变换跳过模式的处理
CN115606182A (zh) 2020-03-25 2023-01-13 抖音视界有限公司（Cn） 使用增强二次变换的编解码视频处理
US11582491B2 (en) 2020-03-27 2023-02-14 Qualcomm Incorporated Low-frequency non-separable transform processing in video coding
US20210321137A1 (en) 2020-03-30 2021-10-14 Qualcomm Incorporated Low-frequency non-separable transform index signaling in video coding
US11616983B2 (en) * 2020-05-05 2023-03-28 Tencent America LLC Joint component secondary transform
US11272212B2 (en) * 2020-05-12 2022-03-08 Tencent America LLC Tuned line graph transforms
US11310529B2 (en) * 2020-05-27 2022-04-19 Tencent America LLC Mode-dependent joint component transform
US11785254B2 (en) 2020-05-29 2023-10-10 Tencent America LLC Implicit mode dependent primary transforms
CN115443655B (zh) * 2020-06-09 2025-08-01 阿里巴巴（中国）有限公司 用于处理视频数据的方法、装置、存储介质及程序产品
US11206428B1 (en) 2020-07-14 2021-12-21 Tencent America LLC Method and apparatus for frequency-dependent joint component secondary transform
US11683490B2 (en) * 2020-09-10 2023-06-20 Tencent America LLC Context adaptive transform set
US11871010B2 (en) 2020-10-02 2024-01-09 Qualcomm Incorporated Extended low-frequency non-separable transform (LFNST) designs with worst-case complexity handling
US11611770B2 (en) 2020-10-14 2023-03-21 Tencent America LLC Method and apparatus for video coding
US20220150518A1 (en) * 2020-11-11 2022-05-12 Tencent America LLC Method and apparatus for video coding
US11930186B2 (en) 2020-11-11 2024-03-12 Tencent America LLC Method and apparatus for video coding
US11924471B2 (en) 2020-11-12 2024-03-05 Qualcomm Incorporated Context-based transform index signaling in video coding
WO2022108421A1 (ko) * 2020-11-23 2022-05-27 현대자동차주식회사 적응적 대체 모드를 이용한 영상 부호화 및 복호화 방법
CN114598871B (zh) * 2020-12-03 2024-08-23 杭州海康威视数字技术股份有限公司 一种编码、解码方法、装置及其设备
CN117296325A (zh) * 2021-04-12 2023-12-26 Lg电子株式会社 用于设计低频不可分离变换的方法和设备
US12309405B2 (en) * 2021-04-16 2025-05-20 Tencent America LLC Interaction between transform partitioning and primary/secondary transform type selection
US11800110B2 (en) * 2021-04-20 2023-10-24 Tencent America LLC Adaptive scanning with multiple transform selection
WO2022238616A2 (en) * 2021-05-12 2022-11-17 Nokia Technologies Oy A method, an apparatus and a computer program product for video encoding and video decoding
EP4358517A4 (en) * 2021-06-16 2025-06-11 LG Electronics Inc. Method and apparatus for designing a non-separable low-frequency transformer
JP2024528452A (ja) * 2021-07-06 2024-07-30 エルジー エレクトロニクス インコーポレイティド 非分離一次変換に基づく画像符号化／復号化方法、装置、及びビットストリームを保存する記録媒体
US12335478B2 (en) * 2021-08-30 2025-06-17 Tencent America LLC Scan order of secondary transform coefficients
CN116636205A (zh) * 2021-08-30 2023-08-22 腾讯美国有限责任公司 次级变换系数的扫描顺序
CN116325750A (zh) * 2021-08-30 2023-06-23 腾讯美国有限责任公司 用于具有自适应内核选项的二次变换的方法和装置
WO2023191332A1 (ko) * 2022-03-28 2023-10-05 현대자동차주식회사 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치
WO2024138083A1 (en) * 2022-12-22 2024-06-27 Beijing Dajia Internet Information Technology Co., Ltd. Methods and apparatus for transform training and coding
WO2024219752A1 (ko) * 2023-04-18 2024-10-24 현대자동차주식회사 예측모드에 따라 변환 커널 및 역변환 커널을 선택하는 비디오 코딩을 위한 방법 및 장치
WO2025007931A1 (en) * 2023-07-05 2025-01-09 Mediatek Inc. Methods and apparatus for video coding improvement by multiple models
US12368892B2 (en) * 2023-10-04 2025-07-22 Tencent America LLC Flexible transform scheme for residual blocks
US12439089B2 (en) 2023-10-04 2025-10-07 Tencent America LLC Short distance predictions for residual blocks

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011016246A1 (ja) 2009-08-06 2011-02-10 パナソニック株式会社 符号化方法、復号方法、符号化装置及び復号装置
WO2012014461A1 (ja) 2010-07-28 2012-02-02 パナソニック株式会社 符号化方法および復号化方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8428133B2 (en) * 2007-06-15 2013-04-23 Qualcomm Incorporated Adaptive coding of video block prediction mode
US9661338B2 (en) * 2010-07-09 2017-05-23 Qualcomm Incorporated Coding syntax elements for adaptive scans of transform coefficients for video coding
US10992958B2 (en) * 2010-12-29 2021-04-27 Qualcomm Incorporated Video coding using mapped transforms and scanning modes
AU2012232992A1 (en) * 2012-09-28 2014-04-17 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding the transform units of a coding unit
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US9998742B2 (en) 2015-01-27 2018-06-12 Qualcomm Incorporated Adaptive cross component residual prediction
US10491922B2 (en) 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011016246A1 (ja) 2009-08-06 2011-02-10 パナソニック株式会社 符号化方法、復号方法、符号化装置及び復号装置
WO2012014461A1 (ja) 2010-07-28 2012-02-02 パナソニック株式会社 符号化方法および復号化方法

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHEN, Jianle et al.，Algorithm Description of Joint Exploration Test Model 1，Joint Video Exploration Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11 1nd Meeting: Geneva, CH, 19-21 October 2015, [JVET-A1001]，JVET-A1001 (version 1)，2015年10月，pp. 18-19
YE, Yan and KARCZEWICZ, Marta，Improved h.264 intra coding based on bi-directional intra prediction, directional transform, and adaptive coefficient scanning，2008 15th IEEE International Conference on Image Processin，IEEE，2008年12月12日，pp. 2116-2119，<DOI: 10.1109/ICIP.2008.4712205>

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20250099849A1 (en) * 2023-09-26 2025-03-27 Sony Interactive Entertainment Inc. Adaptive encoding based on individual gamer sensitivity to visual artifacts
WO2025071762A1 (en) * 2023-09-26 2025-04-03 Sony Interactive Entertainment Inc. Adaptive encoding based on individual gamer sensitivity to visual artifacts

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