JP2018530245A5 - - Google Patents

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JP2018530245A5
JP2018530245A5 JP2018515931A JP2018515931A JP2018530245A5 JP 2018530245 A5 JP2018530245 A5 JP 2018530245A5 JP 2018515931 A JP2018515931 A JP 2018515931A JP 2018515931 A JP2018515931 A JP 2018515931A JP 2018530245 A5 JP2018530245 A5 JP 2018530245A5
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JP2018515931A 2015-09-29 2016-09-21 ビデオコーディングのための非分離可能2次変換 Active JP6884770B2 (ja)

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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
US15/270,455 2016-09-20
US15/270,455 US10491922B2 (en) 2015-09-29 2016-09-20 Non-separable secondary transform for video coding
PCT/US2016/052926 WO2017058614A1 (en) 2015-09-29 2016-09-21 Non-separable secondary transform for video coding

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JP2018530245A5 true JP2018530245A5 (https=) 2019-10-10
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AU (2) AU2016332317A1 (https=)
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Families Citing this family (253)

* 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
US10681379B2 (en) 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing
CN111899746B (zh) * 2016-03-21 2022-10-18 华为技术有限公司 加权矩阵系数的自适应量化
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
CN117499646A (zh) * 2016-04-29 2024-02-02 英迪股份有限公司 图像解码方法、图像编码方法和用于发送比特流的方法
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
CN113411578B (zh) * 2016-05-13 2024-04-12 夏普株式会社 图像解码装置及其方法、图像编码装置及其方法
MX392688B (es) 2016-05-13 2025-03-24 Sony Corp Aparato y metodo de procesamiento de imagenes.
AU2017264000A1 (en) * 2016-05-13 2018-11-22 Sony Corporation Image processing device and method
CA3025488A1 (en) 2016-05-25 2017-11-30 Arris Enterprises Llc Weighted angular prediction for intra coding
US10645395B2 (en) 2016-05-25 2020-05-05 Arris Enterprises Llc Weighted angular prediction coding for intra coding
WO2017205704A1 (en) * 2016-05-25 2017-11-30 Arris Enterprises Llc General block partitioning method
US20210343388A1 (en) * 2016-05-31 2021-11-04 Digital Hospital, Inc. Dosage Determination Apparatus
CN117221597A (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
CN117412043A (zh) * 2016-07-13 2024-01-16 韩国电子通信研究院 图像编码/解码方法和装置
KR102357329B1 (ko) * 2016-07-14 2022-02-03 프라운호퍼 게젤샤프트 쭈르 푀르데룽 데어 안겐반텐 포르슝 에. 베. 변환 기반 잔차 코딩을 이용한 예측 화상 코딩
CN116634146A (zh) * 2016-08-08 2023-08-22 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
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
EP4604517A3 (en) 2016-12-23 2025-11-12 Huawei Technologies Co., Ltd. An intra-prediction apparatus for extending a set of predetermined directional intra-prediction modes
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
WO2018174402A1 (ko) * 2017-03-21 2018-09-27 엘지전자 주식회사 영상 코딩 시스템에서 변환 방법 및 그 장치
US20180288439A1 (en) * 2017-03-31 2018-10-04 Mediatek Inc. Multiple Transform Prediction
KR102558015B1 (ko) * 2017-04-13 2023-07-21 엘지전자 주식회사 영상의 부호화/복호화 방법 및 이를 위한 장치
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
EP3627836A4 (en) * 2017-06-21 2021-04-07 LG Electronics Inc. METHOD AND DEVICE FOR DECODING IMAGES ACCORDING TO INTRAPREDICTION IN AN IMAGE ENCODING SYSTEM
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
EP3609184B1 (en) * 2017-07-04 2024-06-12 Samsung Electronics Co., Ltd. Image encoding method and apparatus, and image decoding method and apparatus
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
TWI812414B (zh) * 2017-07-13 2023-08-11 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
KR102779464B1 (ko) * 2017-07-28 2025-03-12 파나소닉 인텔렉츄얼 프로퍼티 코포레이션 오브 아메리카 부호화 장치, 복호 장치, 부호화 방법 및 복호 방법
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
CN115474043A (zh) * 2017-07-31 2022-12-13 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
KR102385399B1 (ko) 2017-08-04 2022-04-11 엘지전자 주식회사 비디오 압축을 위한 변환을 구성하는 방법 및 장치
BR112020005097A2 (pt) * 2017-09-28 2020-09-15 Samsung Electronics Co., Ltd. método de decodificação de vídeo, aparelho de decodificação de vídeo, método de codificação de vídeo, e aparelho de codificação de vídeo
WO2019076138A1 (en) 2017-10-16 2019-04-25 Huawei Technologies Co., Ltd. Encoding method and apparatus
KR102817085B1 (ko) * 2017-11-09 2025-06-05 삼성전자주식회사 움직임 벡터 해상도에 기초하여 영상을 부호화하는 장치 및 방법, 및 복호화 장치 및 방법
KR102418700B1 (ko) * 2017-12-04 2022-07-08 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
RU2760566C2 (ru) * 2017-12-15 2021-11-29 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ кодирования изображения на основе неразделимого вторичного преобразования и устройство для него
CN111684809B (zh) * 2017-12-15 2022-08-19 Lg电子株式会社 基于变换的图像编码方法和用于该方法的装置
WO2019117634A1 (ko) * 2017-12-15 2019-06-20 엘지전자 주식회사 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
CN115834876B (zh) * 2017-12-21 2025-08-08 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
CN111492658A (zh) * 2017-12-22 2020-08-04 交互数字Vc控股公司 使用有效多个变换进行视频压缩的方法和装置
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
WO2019164660A1 (en) 2018-02-23 2019-08-29 Futurewei Technologies, Inc. Position dependent spatial varying transform for video coding
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
CN115604470B (zh) * 2018-04-01 2025-09-05 Lg电子株式会社 视频编解码方法、计算机可读存储介质及发送方法
KR20240040133A (ko) * 2018-04-01 2024-03-27 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
NZ769880A (en) 2018-05-31 2022-04-29 Huawei Tech Co Ltd Spatially varying transform with adaptive transform type
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
WO2019240050A1 (ja) * 2018-06-11 2019-12-19 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、符号化方法および復号方法
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
US10666981B2 (en) 2018-06-29 2020-05-26 Tencent America LLC Method, apparatus and medium for decoding or encoding
US10687081B2 (en) 2018-06-29 2020-06-16 Tencent America LLC Method, apparatus and medium for decoding or encoding
US11503328B2 (en) 2018-06-29 2022-11-15 Vid Scale, Inc. Adaptive control point selection for affine motion model based video coding
KR20250029279A (ko) * 2018-07-02 2025-03-04 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 이차 변환을 기반으로 비디오 신호를 처리하는 방법 및 장치
CN112655216B (zh) * 2018-07-06 2023-10-24 Lg电子株式会社 基于变换的图像编码方法及装置
WO2020013541A1 (ko) * 2018-07-12 2020-01-16 엘지전자 주식회사 비디오 신호를 처리하기 위한 방법 및 장치
BR112020012295A2 (pt) 2018-07-13 2020-11-24 Telefonaktiebolaget Lm Ericsson (Publ) método para codificar uma sequência de vídeos, programa de computador, transportadora, codificador, e, decodificador
US11166044B2 (en) * 2018-07-31 2021-11-02 Tencent America LLC Method and apparatus for improved compound orthonormal transform
CN116546198A (zh) * 2018-08-12 2023-08-04 Lg电子株式会社 解码装置、编码装置、存储介质和发送图像的数据的装置
KR20250067947A (ko) * 2018-09-02 2025-05-15 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020046092A1 (ko) * 2018-09-02 2020-03-05 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
KR102765982B1 (ko) * 2018-09-02 2025-02-07 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
KR102631802B1 (ko) * 2018-09-05 2024-01-31 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
CN116055719A (zh) * 2018-09-05 2023-05-02 Lg电子株式会社 对图像信号进行编码/解码的设备及发送图像信号的设备
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
US20220124337A1 (en) * 2018-09-21 2022-04-21 Interdigital Vc Holdings, Inc. Harmonization of intra transform coding and wide angle intra prediction
EP3852374A4 (en) * 2018-09-23 2021-12-08 Lg Electronics Inc. PROCESS FOR ENCODING / DECODING VIDEO SIGNALS AND ASSOCIATED EQUIPMENT
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
US11589075B2 (en) 2018-10-01 2023-02-21 Lg Electronics Inc. Encoding/decoding method for video signal and device therefor
CN113225559B (zh) * 2018-10-12 2023-05-16 Oppo广东移动通信有限公司 视频信号的编码方法和解码方法及其装置
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
CN114390280B (zh) * 2018-11-12 2023-08-18 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
US11284112B2 (en) * 2018-12-06 2022-03-22 Tencent America LLC Method and apparatus for a primary transform using an 8-bit transform core
KR20250069985A (ko) * 2018-12-06 2025-05-20 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
GB2579824B (en) 2018-12-14 2022-05-18 British Broadcasting Corp Video encoding and video decoding
WO2020130577A1 (ko) 2018-12-18 2020-06-25 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
CN116744004A (zh) * 2018-12-19 2023-09-12 Lg电子株式会社 编码设备、解码设备和数据发送设备
CA3274552A1 (en) 2018-12-19 2025-10-31 Lg Electronics Inc. Video coding method on basis of secondary transform, and device for same
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
EP3906671A2 (en) * 2019-01-02 2021-11-10 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Unified transform type signaling and transform type dependent transform coefficient level coding
WO2020145582A1 (ko) * 2019-01-07 2020-07-16 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
MY207166A (en) 2019-01-11 2025-02-04 Huawei Tech Co Ltd Encoder, decoder and corresponding methods using dct2 enabled high level flag
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
CN113302942B (zh) 2019-02-01 2024-02-13 Lg电子株式会社 基于二次变换的图像编码方法及其设备
US11595663B2 (en) 2019-02-01 2023-02-28 Qualcomm Incorporated Secondary transform designs for partitioned transform units in video coding
JP7384912B2 (ja) 2019-02-02 2023-11-21 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バッファにおけるデータ記憶
CN120881292A (zh) 2019-02-02 2025-10-31 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额外缓冲区样点的预测
KR20210114386A (ko) 2019-02-08 2021-09-23 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
CN118694972A (zh) 2019-02-28 2024-09-24 数码士有限公司 基于帧内预测的视频信号处理方法和装置
CN113545068B (zh) 2019-03-01 2023-09-15 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顺序的更新
KR102688366B1 (ko) 2019-03-01 2024-07-24 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측
KR20210130735A (ko) * 2019-03-02 2021-11-01 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 인-루프 필터링에 대한 제한들
KR20210125506A (ko) 2019-03-04 2021-10-18 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼 관리
KR20250121454A (ko) * 2019-03-12 2025-08-12 프라운호퍼-게젤샤프트 추르 푀르데룽 데어 안제반텐 포르슝 에 파우 이미지 및 비디오 코딩을 위한 선택적 인터-컴포넌트 변환
CN113574880B (zh) 2019-03-13 2023-04-07 北京字节跳动网络技术有限公司 关于子块变换模式的分割
US11025937B2 (en) * 2019-03-16 2021-06-01 Tencent America LLC Method and apparatus for video coding
GB2599509B (en) * 2019-03-20 2023-08-23 V Nova Int Ltd Residual filtering in signal enhancement coding
US11025909B2 (en) * 2019-03-21 2021-06-01 Tencent America LLC Method and apparatus for video coding
WO2020190113A1 (ko) * 2019-03-21 2020-09-24 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
MX2021012229A (es) 2019-04-12 2021-11-03 Beijing Bytedance Network Tech Co Ltd Determinacion de modo de codificacion de croma basada en intraprediccion basada en matriz.
CN117834872A (zh) * 2019-04-16 2024-04-05 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
EP3949414A4 (en) * 2019-04-16 2023-04-12 HFI Innovation Inc. Methods and apparatuses for coding video data with adaptive secondary transform signaling
KR102436368B1 (ko) 2019-04-16 2022-08-25 엘지전자 주식회사 변환 인덱스를 이용하는 영상 코딩
WO2020213945A1 (ko) * 2019-04-16 2020-10-22 엘지전자 주식회사 인트라 예측 기반 영상 코딩에서의 변환
US11991393B2 (en) 2019-04-16 2024-05-21 Hfi Innovation Inc. Methods and apparatuses for coding video data with secondary transform
HUE064847T2 (hu) 2019-04-16 2024-04-28 Lg Electronics Inc Transzformáció képkódolásnál végzett mátrix alapú intra-predikcióhoz
CN117499656A (zh) 2019-04-16 2024-02-02 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
HUE071720T2 (hu) 2019-04-20 2025-09-28 Beijing Bytedance Network Tech Co Ltd Szintaxiselemek jelzése krominanciamaradékok együttes kódolására
WO2020216296A1 (en) 2019-04-23 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Clipping operation in secondary transform based video processing
TWI877165B (zh) * 2019-04-26 2025-03-21 美商松下電器(美國)知識產權公司 編碼裝置及解碼裝置
EP3949391A4 (en) 2019-05-01 2022-05-25 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING FILTRATION
WO2020221372A1 (en) 2019-05-01 2020-11-05 Beijing Bytedance Network Technology Co., Ltd. Context coding for matrix-based intra prediction
CN113841409B (zh) 2019-05-10 2023-12-19 北京字节跳动网络技术有限公司 用于视频处理的简化二次变换的有条件使用
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
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
JP7577690B2 (ja) * 2019-05-17 2024-11-05 キヤノンバージニア, インコーポレイテッド 製造方法、射出成形システムおよび金型
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
US11641471B2 (en) 2019-05-27 2023-05-02 Lg Electronics Inc. Image coding method and device on basis of wide-angle intra prediction and transform
WO2020239119A1 (en) 2019-05-30 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. Adaptive loop filtering for chroma components
US12375718B2 (en) * 2019-05-30 2025-07-29 Sharp Kabushiki Kaisha Image decoding apparatus
WO2020239017A1 (en) * 2019-05-31 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. One-step downsampling process in matrix-based intra prediction
US12267529B2 (en) * 2019-05-31 2025-04-01 Interdigital Vc Holdings, Inc. Transform selection for implicit multiple transform selection
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
CN119277087A (zh) * 2019-06-10 2025-01-07 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
CN120075431A (zh) * 2019-06-18 2025-05-30 韩国电子通信研究院 视频编码/解码方法以及发送压缩视频数据的设备
MX2021016152A (es) * 2019-06-19 2022-02-22 Lg Electronics Inc Se?alizacion de informacion que indica el conjunto de nucleo de transformacion en codificacion de imagen.
CN114009023B (zh) * 2019-06-19 2023-09-15 Lg电子株式会社 基于变换的图像编码方法及其装置
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
GB2585030A (en) * 2019-06-25 2020-12-30 British Broadcasting Corp Method of signalling in a video codec
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
EP3790275A4 (en) 2019-06-25 2022-03-16 Wilus Institute of Standards and Technology Inc. VIDEO SIGNAL PROCESSING METHOD AND APPARATUS USING SECONDARY TRANSFORMATION
KR102677020B1 (ko) 2019-07-06 2024-06-19 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 카피를 위한 가상 예측 버퍼
CN114175633B (zh) 2019-07-10 2023-12-29 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
CN114097221B (zh) 2019-07-11 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比特流一致性约束
WO2021010687A1 (ko) * 2019-07-12 2021-01-21 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
KR102938351B1 (ko) 2019-07-12 2026-03-11 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
WO2021008514A1 (en) 2019-07-14 2021-01-21 Beijing Bytedance Network Technology Co., Ltd. Indication of adaptive loop filtering in adaptation parameter set
WO2021023151A1 (en) 2019-08-03 2021-02-11 Beijing Bytedance Network Technology Co., Ltd. Position based mode derivation in reduced secondary transforms for video
BR112022001333A2 (pt) * 2019-08-06 2022-03-22 Interdigital Vc Holdings France Sas Transformação secundária para codificação e decodificação de vídeo
CN119583821A (zh) 2019-08-08 2025-03-07 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
CN119996693A (zh) * 2019-09-12 2025-05-13 阿里巴巴集团控股有限公司 视频编解码的计算机实现的方法及计算机可读存储介质
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
KR20220077908A (ko) 2019-09-19 2022-06-09 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
US11153576B2 (en) 2019-09-20 2021-10-19 Qualcomm Incorporated Scaling matrices and signaling for video coding
US12063366B2 (en) * 2019-09-20 2024-08-13 Lg Electronics Inc. Transform-based image coding method, and device therefor
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
CN117834861A (zh) 2019-09-21 2024-04-05 Lg电子株式会社 图像编码/解码方法、存储介质及数据传输方法
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
EP4017010A4 (en) * 2019-10-04 2022-11-16 LG Electronics Inc. TRANSFORMATION-BASED IMAGE CODING METHOD AND APPARATUS THEREOF
CN117528081A (zh) * 2019-10-04 2024-02-06 Lg电子株式会社 图像编码/解码设备及发送数据的设备
KR20260003392A (ko) 2019-10-28 2026-01-06 두인 비전 컴퍼니 리미티드 색상 성분에 기초한 신택스 시그널링 및 파싱
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
US11949873B2 (en) * 2019-11-11 2024-04-02 Lg Electronics Inc. Image coding method based on transform, and device therefor
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.
CN114930846B (zh) * 2019-11-11 2025-01-21 Lg电子株式会社 基于变换的图像编码方法及其装置
BR112022009295A2 (pt) * 2019-11-13 2022-08-09 Lg Electronics Inc Método de codificação de imagem baseado em transformada e dispositivo para o mesmo
CA3220041C (en) * 2019-11-13 2025-11-18 Lg Electronics Inc. IMAGE CODING METHOD BASED ON A TRANSFORM AND ASSOCIATED DEVICE
KR20220066350A (ko) 2019-11-13 2022-05-24 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
CN114600455B (zh) * 2019-11-26 2025-10-17 韩国电子通信研究院 图像编码/解码方法和设备以及存储比特流的记录介质
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
EP4074036A4 (en) * 2019-12-12 2023-12-20 HFI Innovation Inc. METHODS AND APPARATUS FOR RESTRICTED SECONDARY TRANSFORMATION AND ASSOCIATED SIGNALING 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
CN119788855B (zh) * 2019-12-31 2025-12-26 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
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
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
CN115606182B (zh) 2020-03-25 2026-02-06 抖音视界有限公司 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
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
WO2022037700A1 (en) 2020-08-21 2022-02-24 Beijing Bytedance Network Technology Co., Ltd. Coding mode dependent selection of transform skip mode
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
US11930186B2 (en) * 2020-11-11 2024-03-12 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
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
CN116601953A (zh) 2020-11-24 2023-08-15 抖音视界有限公司 编解码视频中的位置相关系数重新排序
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
EP4325856A4 (en) * 2021-04-12 2025-04-09 LG Electronics Inc. Method and apparatus for designing a non-separable low-frequency transformer
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
US12425592B2 (en) * 2021-06-16 2025-09-23 Lg Electronics Inc. Method and device for designing low-frequency non-separable transform
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
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
US12335478B2 (en) * 2021-08-30 2025-06-17 Tencent America LLC Scan order of secondary transform coefficients
WO2023191332A1 (ko) * 2022-03-28 2023-10-05 현대자동차주식회사 적응적 다중변환선택을 이용하는 비디오 코딩을 위한 방법 및 장치
CN120476594A (zh) * 2022-12-22 2025-08-12 北京达佳互联信息技术有限公司 用于变换训练和编解码的方法和装置
WO2024219752A1 (ko) * 2023-04-18 2024-10-24 현대자동차주식회사 예측모드에 따라 변환 커널 및 역변환 커널을 선택하는 비디오 코딩을 위한 방법 및 장치
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
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
WO2026064658A1 (en) * 2024-09-19 2026-03-26 Google Llc Secondary transforms with flexible coefficient support region

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
TW201132129A (en) * 2009-08-06 2011-09-16 Panasonic Corp Encoding method, decoding method, encoding device and decoding device
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
US10681379B2 (en) * 2015-09-29 2020-06-09 Qualcomm Incorporated Non-separable secondary transform for video coding with reorganizing

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