TW201715888A - 用於視訊寫碼之非可分離二次轉變 - Google Patents

用於視訊寫碼之非可分離二次轉變 Download PDF

Info

Publication number
TW201715888A
TW201715888A TW105130513A TW105130513A TW201715888A TW 201715888 A TW201715888 A TW 201715888A TW 105130513 A TW105130513 A TW 105130513A TW 105130513 A TW105130513 A TW 105130513A TW 201715888 A TW201715888 A TW 201715888A
Authority
TW
Taiwan
Prior art keywords
transition
block
video
separable
transitions
Prior art date
Application number
TW105130513A
Other languages
English (en)
Chinese (zh)
Inventor
趙欣
陳建樂
阿米爾 塞德
馬塔 卡茲維克茲
法迪姆 塞瑞金
Original Assignee
高通公司
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 高通公司 filed Critical 高通公司
Publication of TW201715888A publication Critical patent/TW201715888A/zh

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
    • H04N19/60—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
    • H04N19/17—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
    • H04N19/60—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
    • H04N19/182—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

Landscapes

  • 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)
TW105130513A 2015-09-29 2016-09-21 用於視訊寫碼之非可分離二次轉變 TW201715888A (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201562234644P 2015-09-29 2015-09-29
US201662294897P 2016-02-12 2016-02-12
US201662323496P 2016-04-15 2016-04-15
US201662337736P 2016-05-17 2016-05-17
US15/270,455 US10491922B2 (en) 2015-09-29 2016-09-20 Non-separable secondary transform for video coding

Publications (1)

Publication Number Publication Date
TW201715888A true TW201715888A (zh) 2017-05-01

Family

ID=58406050

Family Applications (2)

Application Number Title Priority Date Filing Date
TW105130513A TW201715888A (zh) 2015-09-29 2016-09-21 用於視訊寫碼之非可分離二次轉變
TW105130512A TW201722152A (zh) 2015-09-29 2016-09-21 用於具有重組之視訊寫碼之非可分離二次轉變

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW105130512A TW201722152A (zh) 2015-09-29 2016-09-21 用於具有重組之視訊寫碼之非可分離二次轉變

Country Status (9)

Country Link
US (3) US10491922B2 (enExample)
EP (2) EP3357242B1 (enExample)
JP (2) JP6995744B2 (enExample)
KR (2) KR102798866B1 (enExample)
CN (2) CN108141596B (enExample)
AU (2) AU2016332318A1 (enExample)
BR (2) BR112018006367A2 (enExample)
TW (2) TW201715888A (enExample)
WO (2) WO2017058615A1 (enExample)

Families Citing this family (249)

* 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
EP3442231A4 (en) * 2016-05-02 2019-12-04 Industry - University Cooperation Foundation Hanyang University BILDCODE / DECODE PROCESS AND DEVICE USING INTRA-SCREEN PREDICTION
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
KR102393150B1 (ko) * 2016-05-13 2022-05-02 소니그룹주식회사 화상 처리 장치 및 방법
CN109076223B (zh) * 2016-05-13 2021-07-09 夏普株式会社 图像解码装置以及图像编码装置
RU2020129092A (ru) * 2016-05-13 2020-10-05 Сони Корпорейшн Устройство и способ обработки изображения
MX393147B (es) 2016-05-25 2025-03-24 Arris Entpr Llc Prediccion angular ponderada para intra codificacion.
CA3025340C (en) 2016-05-25 2025-10-07 Arris Entpr Llc General block partitioning method
US10645395B2 (en) * 2016-05-25 2020-05-05 Arris Enterprises Llc Weighted angular prediction coding for intra coding
US20210343388A1 (en) * 2016-05-31 2021-11-04 Digital Hospital, Inc. Dosage Determination Apparatus
CN117221595A (zh) * 2016-06-22 2023-12-12 Lx 半导体科技有限公司 图像编码/解码方法以及图像数据的传输方法
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
EP4451676A3 (en) * 2016-07-14 2025-01-08 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Predictive picture coding using transform-based residual coding
CN116668688A (zh) * 2016-08-08 2023-08-29 Lg电子株式会社 视频信号解码装置、视频信号编码装置和发送数据的装置
CN109952761B (zh) * 2016-09-20 2022-04-15 株式会社Kt 用于处理视频信号的方法和装置
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
CN110115034B (zh) 2016-12-23 2023-01-13 华为技术有限公司 一种用于扩展预定定向帧内预测模式集合的帧内预测装置
GB2573443B (en) 2016-12-28 2020-04-01 Arris Entpr 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
EP3588952B1 (en) * 2017-03-21 2021-04-28 LG Electronics Inc. Transform method in image coding system and apparatus for same
US20180288439A1 (en) * 2017-03-31 2018-10-04 Mediatek Inc. Multiple Transform Prediction
AU2018252853A1 (en) 2017-04-13 2019-12-05 Lg Electronics Inc. Image encoding/decoding method and device therefor
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
JP6767579B2 (ja) 2017-06-01 2020-10-14 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、符号化方法、復号装置及び復号方法
KR102361010B1 (ko) * 2017-06-21 2022-02-09 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
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
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
KR20250051151A (ko) * 2017-07-04 2025-04-16 삼성전자주식회사 영상 부호화 방법 및 장치, 영상 복호화 방법 및 장치
TWI862000B (zh) 2017-07-13 2024-11-11 美商松下電器（美國）知識產權公司 編碼裝置、解碼裝置及記錄媒體
TWI777907B (zh) * 2017-07-13 2022-09-11 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
WO2019022099A1 (ja) * 2017-07-28 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 符号化装置、復号装置、符号化方法及び復号方法
EP3644606B1 (en) * 2017-07-28 2024-07-03 Panasonic Intellectual Property Corporation of America Encoding device and encoding method
JP7198268B2 (ja) * 2017-07-31 2022-12-28 エレクトロニクス アンド テレコミュニケーションズ リサーチ インスチチュート 画像復号化方法、画像符号化方法及びコンピュータ可読記録媒体
AU2018311237B2 (en) * 2017-08-04 2021-07-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for configuring transform for video compression
CN116996667A (zh) * 2017-09-28 2023-11-03 三星电子株式会社 编码方法和装置以及解码方法和装置
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
US20200374516A1 (en) * 2017-12-04 2020-11-26 Lg Electronics Inc. Image decoding method and apparatus based on efficient transformation of chroma component in image coding system
EP3496401A1 (en) * 2017-12-05 2019-06-12 Thomson Licensing Method and apparatus for video encoding and decoding based on block shape
US11252420B2 (en) * 2017-12-15 2022-02-15 Lg Electronics Inc. Image coding method on basis of secondary transform and device therefor
EP3716630A4 (en) * 2017-12-15 2021-01-27 LG Electronics Inc. METHOD AND DEVICE FOR IMAGE ENCODING BASED ON CONVERSION AND DEVICE FOR IT
WO2019117636A1 (ko) * 2017-12-15 2019-06-20 엘지전자 주식회사 비분리 2차 변환에 기반한 영상 코딩 방법 및 그 장치
GB2580268B (en) * 2017-12-18 2023-03-08 Arris Entpr Llc System and method for constructing a plane for planar prediction
CN115767086B (zh) * 2017-12-21 2025-08-15 Lg电子株式会社 解码和编码设备、存储比特流的介质和数据发送设备
WO2019126347A1 (en) * 2017-12-22 2019-06-27 Interdigital Vc Holdings, Inc. Method and apparatus for video compression using efficient multiple transforms
CN115190297B (zh) * 2017-12-28 2025-09-02 松下电器（美国）知识产权公司 编码方法、解码方法、编码装置和解码装置
KR102597838B1 (ko) 2018-02-23 2023-11-02 후아웨이 테크놀러지 컴퍼니 리미티드 비디오 코딩을 위한 위치 종속 공간 가변 변환
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
TWI791222B (zh) * 2018-03-29 2023-02-01 弗勞恩霍夫爾協會 變換集合
US11647214B2 (en) 2018-03-30 2023-05-09 Qualcomm Incorporated Multiple transforms adjustment stages for video coding
JP7301951B2 (ja) * 2018-04-01 2023-07-03 エルジー エレクトロニクス インコーポレイティド 縮小された２次変換を用いて、ビデオ信号を処理する方法及び装置
EP3761642A4 (en) * 2018-04-01 2021-04-14 LG Electronics Inc. METHOD AND APPARATUS FOR PROCESSING A VIDEO SIGNAL VIA THE APPLICATION OF A SECONDARY TRANSFORM ON A PARTITIONED BLOCK
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
KR20250022246A (ko) 2018-05-31 2025-02-14 후아웨이 테크놀러지 컴퍼니 리미티드 적응적 변환 타입의 공간 가변 변환
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
US10666981B2 (en) 2018-06-29 2020-05-26 Tencent America LLC Method, apparatus and medium for decoding or encoding
CA3105072A1 (en) * 2018-06-29 2020-01-02 Vid Scale, Inc. Adaptive control point selection for affine motion model based video coding
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
US10687081B2 (en) * 2018-06-29 2020-06-16 Tencent America LLC Method, apparatus and medium for decoding or encoding
KR102775041B1 (ko) * 2018-07-02 2025-03-04 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이차 변환을 기반으로 비디오 신호를 처리하는 방법 및 장치
EP3806475B1 (en) * 2018-07-06 2023-05-10 LG Electronics, Inc. Transform-based image coding method and device
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
CN116546197A (zh) * 2018-08-12 2023-08-04 Lg电子株式会社 解码方法、编码方法、存储介质和图像的数据的发送方法
KR102585635B1 (ko) 2018-09-02 2023-10-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020046085A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
KR102591086B1 (ko) * 2018-09-02 2023-10-17 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
KR102452108B1 (ko) * 2018-09-02 2022-10-07 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
WO2020050668A1 (ko) * 2018-09-05 2020-03-12 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
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
US10819979B2 (en) * 2018-09-06 2020-10-27 Tencent America LLC Coupled primary and secondary transform
US20210352326A1 (en) * 2018-09-19 2021-11-11 Electronics And Telecommunications Research Institute Method and device for encoding/decoding images, and recording medium for storing bitstream
CN119484814A (zh) * 2018-09-21 2025-02-18 交互数字Vc控股公司 帧内变换译码和广角帧内预测的协调方法与装置
EP4258659A3 (en) * 2018-09-23 2023-11-22 LG Electronics Inc. Method for encoding/decoding video signals and apparatus therefor
WO2020067694A1 (ko) * 2018-09-24 2020-04-02 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
US11218694B2 (en) * 2018-09-24 2022-01-04 Qualcomm Incorporated Adaptive multiple transform coding
WO2020071736A1 (ko) 2018-10-01 2020-04-09 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
CA3113861A1 (en) * 2018-10-12 2020-04-16 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
JP2021510022A (ja) * 2018-11-12 2021-04-08 エルジー エレクトロニクス インコーポレイティド 高周波ゼロイングに基づいて変換係数をコーディングする方法及びその装置
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
US11284112B2 (en) 2018-12-06 2022-03-22 Tencent America LLC Method and apparatus for a primary transform using an 8-bit transform core
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
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
CA3123193C (en) * 2018-12-19 2024-02-13 Lg Electronics Inc. Video coding method on basis of secondary transform, and device for same
WO2020130581A1 (ko) * 2018-12-19 2020-06-25 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
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
KR102807907B1 (ko) 2019-01-01 2025-05-14 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
WO2020141159A2 (en) * 2019-01-02 2020-07-09 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Unified transform type signaling and transform type dependent transform coefficient level coding
KR102767215B1 (ko) * 2019-01-07 2025-02-13 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
JP7359343B2 (ja) 2019-01-11 2023-10-11 ホアウェイ・テクノロジーズ・カンパニー・リミテッド Ｄｃｔ２が有効である高レベルフラグを使用するエンコーダ、デコーダ及び対応する方法
CN116962678A (zh) * 2019-01-12 2023-10-27 Lg电子株式会社 图像解码/编码方法、存储介质和图像数据发送方法
US11595663B2 (en) 2019-02-01 2023-02-28 Qualcomm Incorporated Secondary transform designs for partitioned transform units in video coding
CN117812271A (zh) * 2019-02-01 2024-04-02 Lg电子株式会社 图像解码方法、图像编码方法、存储介质和发送方法
CN113366844B (zh) 2019-02-02 2023-10-03 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缓冲区中的数据存储
CN113383549B (zh) 2019-02-02 2025-09-09 北京字节跳动网络技术有限公司 使用用于视频编解码中的帧内块复制的帧内缓冲区样点的预测
WO2020162737A1 (ko) 2019-02-08 2020-08-13 주식회사 윌러스표준기술연구소 이차 변환을 이용하는 비디오 신호 처리 방법 및 장치
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
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
JP7405861B2 (ja) 2019-03-01 2023-12-26 北京字節跳動網絡技術有限公司 映像符号化におけるイントラブロックコピーのための方向に基づく予測
WO2020177659A1 (en) 2019-03-01 2020-09-10 Beijing Bytedance Network Technology Co., Ltd. Direction-based prediction 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
CN117640927A (zh) 2019-03-04 2024-03-01 北京字节跳动网络技术有限公司 视频编解码中的帧内块复制中的实施方式方面
WO2020182907A1 (en) * 2019-03-12 2020-09-17 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Selective inter-component transform (ict) for image and video coding
CN113632493B (zh) 2019-03-13 2024-07-12 北京字节跳动网络技术有限公司 变换跳过模式中的子块变换
US11025937B2 (en) * 2019-03-16 2021-06-01 Tencent America LLC Method and apparatus for video coding
US12335508B2 (en) * 2019-03-20 2025-06-17 V-Nova International Limited Residual filtering in signal enhancement coding
CN113454994B (zh) * 2019-03-21 2022-03-01 三星电子株式会社 用于对具有针对每个块形状设置的块尺寸的视频进行编码/解码的方法和装置
US11025909B2 (en) * 2019-03-21 2021-06-01 Tencent America LLC Method and apparatus for video coding
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
MX2021012230A (es) 2019-04-12 2021-11-03 Beijing Bytedance Network Tech Co Ltd Construccion de lista de modos mas probables para intraprediccion basada en matriz.
CN118118665A (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
MX2021012063A (es) * 2019-04-16 2021-11-03 Panasonic Ip Corp America Codificador, decodificador, metodo de codificacion y metodo de decodificacion.
JP7197727B2 (ja) * 2019-04-16 2022-12-27 エルジー エレクトロニクス インコーポレイティド 映像コーディングにおけるマトリクスベースのイントラ予測のための変換
WO2020211777A1 (en) 2019-04-16 2020-10-22 Mediatek Inc. Methods and apparatuses for coding video data with secondary transform
WO2020213945A1 (ko) 2019-04-16 2020-10-22 엘지전자 주식회사 인트라 예측 기반 영상 코딩에서의 변환
KR102744182B1 (ko) 2019-04-16 2024-12-19 두인 비전 컴퍼니 리미티드 인트라 코딩 모드에서의 행렬 도출
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
CN113711604B (zh) 2019-04-20 2023-10-27 北京字节跳动网络技术有限公司 视频编解码中色度和亮度语法元素的信令
EP3932061A4 (en) * 2019-04-23 2022-06-01 Beijing Bytedance Network Technology Co., Ltd. Use of secondary transform in coded video
TW202527550A (zh) * 2019-04-26 2025-07-01 美商松下電器（美國）知識產權公司 編碼裝置、解碼裝置、及非暫時性記憶媒體
WO2020221373A1 (en) 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Matrix-based intra prediction using filtering
WO2020221372A1 (en) 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Context coding for matrix-based intra prediction
CN113841401B (zh) * 2019-05-10 2022-11-25 北京字节跳动网络技术有限公司 用于视频处理的二次变换矩阵的选择
CN118381940A (zh) 2019-05-15 2024-07-23 株式会社 Xris 用于对图像信号进行编码/解码的方法及其装置
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
WO2020236489A1 (en) * 2019-05-17 2020-11-26 Canon Virginia, Inc. Manufacturing method, injection molding system, and mold
US11032572B2 (en) 2019-05-17 2021-06-08 Qualcomm Incorporated Low-frequency non-separable transform signaling based on zero-out patterns for video coding
AU2019232801A1 (en) * 2019-09-17 2021-04-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
CN113875233B (zh) 2019-05-22 2023-12-15 北京字节跳动网络技术有限公司 使用上采样的基于矩阵的帧内预测
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
CN115567707B (zh) 2019-05-30 2025-05-13 抖音视界有限公司 一种处理视频数据的方法、装置、介质
CN120881276A (zh) * 2019-05-30 2025-10-31 夏普株式会社 图像解码装置
EP4462790A3 (en) * 2019-05-31 2025-01-22 InterDigital VC Holdings, Inc. Implicit multiple transform selection
CN114051735B (zh) 2019-05-31 2024-07-05 北京字节跳动网络技术有限公司 基于矩阵的帧内预测中的一步下采样过程
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
KR102810175B1 (ko) * 2019-06-06 2025-05-20 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 변환에 기반한 영상 코딩 방법 및 그 장치
CN113950828B (zh) 2019-06-07 2024-07-05 北京字节跳动网络技术有限公司 视频比特流中的简化二次变换的有条件信令
CN119299710A (zh) * 2019-06-10 2025-01-10 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
CN113994696B (zh) * 2019-06-15 2025-07-08 北京字节跳动网络技术有限公司 编解码视频中的块尺寸相关的二次变换的使用
CN113950830B (zh) 2019-06-18 2025-03-18 韩国电子通信研究院 使用次级变换的图像编码/解码方法和装置
EP4586606A3 (en) * 2019-06-19 2025-10-08 LG Electronics Inc. Signaling of information indicating transform kernel set in image coding
WO2020256482A1 (ko) * 2019-06-19 2020-12-24 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
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
CN115967811A (zh) 2019-06-25 2023-04-14 三星电子株式会社 使用二次变换的视频信号处理方法及装置
GB2585030A (en) * 2019-06-25 2020-12-30 British Broadcasting Corp Method of signalling in a video codec
AU2020309663C1 (en) 2019-07-06 2023-12-14 Beijing Bytedance Network Technology Co., Ltd. Virtual prediction buffer for intra block copy in video coding
KR102635519B1 (ko) 2019-07-10 2024-02-07 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 샘플 식별
KR102695788B1 (ko) 2019-07-11 2024-08-14 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 비트스트림 적합 제약
CN119299684A (zh) 2019-07-12 2025-01-10 Lg 电子株式会社 基于变换的图像编译方法及其设备
CN119854490A (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
WO2021008511A1 (en) 2019-07-14 2021-01-21 Beijing Bytedance Network Technology Co., Ltd. Geometric partition mode candidate list construction in video coding
CN114208183B (zh) 2019-08-03 2025-01-10 北京字节跳动网络技术有限公司 视频的缩减二次变换中基于位置的模式导出
CN119299679A (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
CN114450961B (zh) 2019-08-08 2025-01-03 Lg电子株式会社 基于变换的图像编译方法及设备
WO2021032045A1 (en) 2019-08-17 2021-02-25 Beijing Bytedance Network Technology Co., Ltd. Context modeling of side information for reduced secondary transforms in video
US11677984B2 (en) 2019-08-20 2023-06-13 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) signaling
EP4029257A4 (en) * 2019-09-12 2023-11-15 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
KR20220077908A (ko) * 2019-09-19 2022-06-09 주식회사 윌러스표준기술연구소 스케일링 프로세스를 사용하는 비디오 신호 처리 방법 및 장치
US11184617B2 (en) 2019-09-19 2021-11-23 Qualcomm Incorporated Transform unit design for video coding
US11153576B2 (en) 2019-09-20 2021-10-19 Qualcomm Incorporated Scaling matrices and signaling for video coding
CN114424538B (zh) * 2019-09-20 2025-06-13 Lg电子株式会社 基于变换的图像编码方法及其装置
PH12022550545A1 (en) * 2019-09-20 2023-03-20 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
ES2982593T3 (es) 2019-09-21 2024-10-17 Lg Electronics Inc Método de codificación de imágenes basado en una transformada y dispositivo para el mismo
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
WO2021060827A1 (ko) * 2019-09-23 2021-04-01 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
US11206400B2 (en) 2019-09-26 2021-12-21 Qualcomm Incorporated Low-frequency non-separable transform (LFNST) simplifications
CN116437085A (zh) * 2019-10-04 2023-07-14 Lg电子株式会社 图像编码设备、图像解码设备及其存储介质和发送设备
EP4042689A4 (en) 2019-10-28 2023-06-07 Beijing Bytedance Network Technology Co., Ltd. SIGNALING AND SYNTAX ANALYSIS BASED ON A COLOR COMPONENT
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
MX2022005540A (es) 2019-11-11 2022-08-15 Lg Electronics Inc Metodo de codificacion de imagenes a base de conversion, y dispositivo para el mismo.
MX2022005495A (es) * 2019-11-11 2022-08-04 Lg Electronics Inc Método de codificación de imágenes a base de transformación y dispositivo para el mismo.
US12052421B2 (en) * 2019-11-11 2024-07-30 Lg Electronics Inc. Transformation-based image coding method and device therefor
CN119815013A (zh) 2019-11-13 2025-04-11 Lg电子株式会社 解码方法、编码方法和数据发送方法
CN120075468A (zh) * 2019-11-13 2025-05-30 Lg电子株式会社 解码方法、编码方法和数据发送方法
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
KR20210065063A (ko) * 2019-11-26 2021-06-03 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
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
CN115066899A (zh) * 2019-12-02 2022-09-16 抖音视界有限公司 编解码视频的可分二次变换处理
KR20220106209A (ko) * 2019-12-12 2022-07-28 에이치에프아이 이노베이션 인크. 이미지 코딩에서 제한된 2차 변환 및 그의 시그널링을 위한 방법들 및 장치
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
CN119788855A (zh) * 2019-12-31 2025-04-08 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
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
WO2021141443A1 (ko) * 2020-01-10 2021-07-15 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
GB2591806B (en) 2020-02-07 2023-07-19 British Broadcasting Corp Chroma intra prediction in video coding and decoding
CN115315944B (zh) * 2020-03-07 2025-06-13 抖音视界有限公司 视频编解码中的隐式多变换集信令通知
WO2021190593A1 (en) * 2020-03-25 2021-09-30 Beijing Bytedance Network Technology Co., Ltd. Coded video processing using enhanced secondary transform
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
WO2021252645A1 (en) * 2020-06-09 2021-12-16 Alibaba Group Holding Limited Method for processing adaptive color transform and low-frequency non-separable transform in video coding
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
US12341956B2 (en) * 2020-11-23 2025-06-24 Hyundai Motor Company Image encoding and decoding method using adaptive alternative mode
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
KR20230169985A (ko) * 2021-04-12 2023-12-18 엘지전자 주식회사 저주파 비분리 변환 설계 방법 및 장치
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
EP4338417A4 (en) 2021-05-12 2025-03-26 Nokia Technologies Oy A method, an apparatus and a computer program product for video encoding and video decoding
KR20240010480A (ko) * 2021-06-16 2024-01-23 엘지전자 주식회사 저주파 비분리 변환 설계 방법 및 장치
EP4369715A4 (en) * 2021-07-06 2025-07-23 Lg Electronics Inc IMAGE ENCODING/DECODING METHOD AND DEVICE BASED ON NON-SEPARABLE PRIMARY TRANSFORM, AND RECORDING MEDIUM FOR STORING BIT STREAM
EP4397041A4 (en) * 2021-08-30 2024-12-18 Tencent America LLC METHOD AND APPARATUS FOR SECONDARY TRANSFORMATION WITH ADAPTIVE KERNEL OPTIONS
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
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
CN121128168A (zh) * 2023-04-18 2025-12-12 现代自动车株式会社 根据预测模式选择变换核和逆变换核的用于视频编码的方法和装置
TW202510574A (zh) * 2023-07-05 2025-03-01 聯發科技股份有限公司 使用多個模型改進影片編解碼的方法與裝置
US20250099849A1 (en) * 2023-09-26 2025-03-27 Sony Interactive Entertainment Inc. Adaptive encoding based on individual gamer sensitivity to visual artifacts
US12439089B2 (en) 2023-10-04 2025-10-07 Tencent America LLC Short distance predictions for residual blocks
US12368892B2 (en) * 2023-10-04 2025-07-22 Tencent America LLC Flexible transform scheme for residual blocks

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8619853B2 (en) * 2007-06-15 2013-12-31 Qualcomm Incorporated Separable directional transforms
KR20120046727A (ko) * 2009-08-06 2012-05-10 파나소닉 주식회사 부호화 방법, 복호 방법, 부호화 장치 및 복호 장치
US9172968B2 (en) * 2010-07-09 2015-10-27 Qualcomm Incorporated Video coding using directional transforms
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
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

Also Published As

Publication number Publication date
AU2016332318A1 (en) 2018-04-26
KR20180063187A (ko) 2018-06-11
US10681379B2 (en) 2020-06-09
CN108141596A (zh) 2018-06-08
EP3357242B1 (en) 2023-12-06
WO2017058614A1 (en) 2017-04-06
KR20180063186A (ko) 2018-06-11
CN108141596B (zh) 2022-03-08
JP6884770B2 (ja) 2021-06-09
AU2016332317A1 (en) 2018-04-26
BR112018006367A2 (pt) 2018-10-09
US10873762B2 (en) 2020-12-22
WO2017058615A1 (en) 2017-04-06
EP3357242C0 (en) 2023-12-06
US20170094313A1 (en) 2017-03-30
US20200092583A1 (en) 2020-03-19
JP2018530247A (ja) 2018-10-11
BR112018006398A2 (pt) 2018-10-09
EP3357243A1 (en) 2018-08-08
JP2018530245A (ja) 2018-10-11
TW201722152A (zh) 2017-06-16
KR102798866B1 (ko) 2025-04-21
EP3357242A1 (en) 2018-08-08
CN108141597B (zh) 2022-03-08
KR102798865B1 (ko) 2025-04-21
CN108141597A (zh) 2018-06-08
US10491922B2 (en) 2019-11-26
US20170094314A1 (en) 2017-03-30
JP6995744B2 (ja) 2022-01-17

Similar Documents

Publication Publication Date Title
US10873762B2 (en) Non-separable secondary transform for video coding
KR102435840B1 (ko) 비분리형 변환들을 위한 메모리 감소
CN109716772B (zh) 用于视频译码的变换选择
KR102519245B1 (ko) 강화된 다중 변환을 위한 룩-업 테이블
TWI766844B (zh) 針對視訊寫碼使用與位置相關之預測組合之改良視訊幀內預測
TW201711464A (zh) 使用一全文自適應二進位算術寫碼設計來寫碼資料
TW201444350A (zh) 方形區塊預測
TWI874342B (zh) 用於視訊寫碼之以樹為基礎之轉換單元(tu)分區
HK40015265A (en) Memory reduction for non-separable transforms