JP2018530245A5 - - Google Patents

Download PDF

Info

Publication number
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
Authority
JP
Japan
Prior art keywords
transform
subset
separable
block
transforms
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP2018515931A
Other languages
English (en)
Japanese (ja)
Other versions
JP6884770B2 (ja
JP2018530245A (ja
Filing date
Publication date
Priority claimed from US15/270,455 external-priority patent/US10491922B2/en
Application filed filed Critical
Publication of JP2018530245A publication Critical patent/JP2018530245A/ja
Publication of JP2018530245A5 publication Critical patent/JP2018530245A5/ja
Application granted granted Critical
Publication of JP6884770B2 publication Critical patent/JP6884770B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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)

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

Publications (3)

Publication Number Publication Date
JP2018530245A JP2018530245A (ja) 2018-10-11
JP2018530245A5 true JP2018530245A5 (enExample) 2019-10-10
JP6884770B2 JP6884770B2 (ja) 2021-06-09

Family

ID=58406050

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2018515971A Active JP6995744B2 (ja) 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
JP2018515931A Active JP6884770B2 (ja) 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

Family Applications Before (1)

Application Number Title Priority Date Filing Date
JP2018515971A Active JP6995744B2 (ja) 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

Country Status (9)

Country Link
US (3) US10681379B2 (enExample)
EP (2) EP3357243A1 (enExample)
JP (2) JP6995744B2 (enExample)
KR (2) KR102798865B1 (enExample)
CN (2) CN108141597B (enExample)
AU (2) AU2016332317A1 (enExample)
BR (2) BR112018006367A2 (enExample)
TW (2) TW201715888A (enExample)
WO (2) WO2017058614A1 (enExample)

Families Citing this family (254)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3222044A1 (en) * 2014-11-21 2017-09-27 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
WO2017162260A1 (en) * 2016-03-21 2017-09-28 Huawei Technologies Co., Ltd. Adaptive quantization of weighted matrix coefficients
US10623774B2 (en) 2016-03-22 2020-04-14 Qualcomm Incorporated Constrained block-level optimization and signaling for video coding tools
CN117499647A (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
WO2017192011A2 (ko) * 2016-05-02 2017-11-09 한양대학교 산학협력단 화면 내 예측을 이용한 영상 부호화/복호화 방법 및 장치
US10547854B2 (en) 2016-05-13 2020-01-28 Qualcomm Incorporated Neighbor based signaling of intra prediction modes
AU2017264000A1 (en) * 2016-05-13 2018-11-22 Sony Corporation Image processing device and method
EP4568242A1 (en) * 2016-05-13 2025-06-11 Sony Group Corporation Image processing apparatus and method
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
WO2017205704A1 (en) 2016-05-25 2017-11-30 Arris Enterprises Llc General block partitioning method
WO2017205701A1 (en) 2016-05-25 2017-11-30 Arris Enterprises Llc Weighted angular prediction for intra coding
MX394492B (es) * 2016-05-25 2025-03-21 Arris Entpr Llc Codificacion de prediccion angular ponderada mejorada para intra codificacion.
US20210343388A1 (en) * 2016-05-31 2021-11-04 Digital Hospital, Inc. Dosage Determination Apparatus
CN117221588A (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
CN117412044A (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
WO2018011345A1 (en) * 2016-07-14 2018-01-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Predictive picture coding using transform-based residual coding
HUE061549T2 (hu) * 2016-08-08 2023-07-28 Lg Electronics Inc Intra-predikciós üzemmódon alapuló video kódolási eljárás és video feldolgozó berendezés ehhez
US11095892B2 (en) * 2016-09-20 2021-08-17 Kt Corporation Method and apparatus for processing video signal
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
DK3806463T3 (da) 2016-12-23 2025-12-15 Huawei Tech Co Ltd Intraforudsigelsesapparat til udvidelse af et sæt af forud fastlagte intraforudsigelsestilstande
CA3048426C (en) * 2016-12-28 2024-01-02 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
CN110546952A (zh) * 2017-03-21 2019-12-06 Lg电子株式会社 图像编码系统中的变换方法和用于该变换方法的设备
US20180288439A1 (en) * 2017-03-31 2018-10-04 Mediatek Inc. Multiple Transform Prediction
KR102424411B1 (ko) * 2017-04-13 2022-07-25 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
JP6770192B2 (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
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
CN117041540A (zh) * 2017-06-21 2023-11-10 Lg 电子株式会社 在图像编译系统中根据帧内预测用于解码图像的方法和设备
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
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
BR112020000876A2 (pt) * 2017-07-28 2020-07-21 Panasonic Intellectual Property Corporation Of America dispositivo codificador, dispositivo decodificador, método de codificação, e método de decodificação
US11805256B2 (en) * 2017-07-31 2023-10-31 Electronics And Telecommunications Research Institute Image encoding/decoding method and device, and recording medium storing bitstream
CA3288542A1 (en) 2017-08-04 2025-11-29 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Method and apparatus for configuring transform for video compression
KR102672759B1 (ko) * 2017-09-28 2024-06-05 삼성전자주식회사 부호화 방법 및 그 장치, 복호화 방법 및 그 장치
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
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
RU2748907C1 (ru) * 2017-12-15 2021-06-01 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ кодирования изображения на основе неразделимого вторичного преобразования и устройство для него
US11252420B2 (en) * 2017-12-15 2022-02-15 Lg Electronics Inc. Image coding method on basis of secondary transform and device therefor
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
US10694188B2 (en) 2017-12-18 2020-06-23 Arris Enterprises Llc System and method for constructing a plane for planar prediction
EP4307676A3 (en) * 2017-12-21 2024-03-13 LG Electronics Inc. Method for coding image on basis of selective transform and device therefor
EP3729807A1 (en) * 2017-12-22 2020-10-28 InterDigital VC Holdings, Inc. Method and apparatus for video compression using efficient multiple transforms
WO2019131364A1 (ja) * 2017-12-28 2019-07-04 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
JP7121133B2 (ja) 2018-02-23 2022-08-17 華為技術有限公司 ビデオ符号化のための位置依存の空間変化変換
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
CN119011831A (zh) * 2018-03-29 2024-11-22 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
SI3764649T1 (sl) * 2018-04-01 2023-12-29 Lg Electronics Inc. Obdelava video signala z uporabo reducirne sekundarne transformacije
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
PL3782361T3 (pl) 2018-05-31 2023-12-27 Huawei Technologies Co., Ltd. Przestrzennie zmienna transformacja z transformacją typu adaptacyjnego
US10645396B2 (en) * 2018-06-04 2020-05-05 Tencent America LLC Method and apparatus for implicit transform splitting
CN119363987A (zh) * 2018-06-11 2025-01-24 松下电器(美国)知识产权公司 编码装置和解码装置
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
EP4742674A2 (en) * 2018-06-29 2026-05-13 InterDigital VC Holdings, Inc. Adaptive control point selection for affine motion model based video coding
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
CN112400322B (zh) * 2018-07-02 2023-04-14 Lg电子株式会社 基于二次变换处理视频信号的方法和设备
KR102454971B1 (ko) * 2018-07-06 2022-10-14 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
KR20240075908A (ko) * 2018-07-12 2024-05-29 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 비디오 신호를 처리하기 위한 방법 및 장치
KR102226462B1 (ko) 2018-07-13 2021-03-10 텔레폰악티에볼라겟엘엠에릭슨(펍) 비디오 인코더 및/또는 비디오 디코더에서의 변환 선택
US11166044B2 (en) * 2018-07-31 2021-11-02 Tencent America LLC Method and apparatus for improved compound orthonormal transform
EP3826303A4 (en) * 2018-08-12 2021-05-26 LG Electronics Inc. IMAGE SIGNAL PROCESSING METHOD AND APPARATUS
WO2020046085A1 (ko) * 2018-09-02 2020-03-05 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
EP4210331A1 (en) 2018-09-02 2023-07-12 LG Electronics Inc. Method and apparatus for processing image signal
CN115379211B (zh) * 2018-09-02 2024-06-04 Lg电子株式会社 对视频信号进行解码/编码的方法和计算机可读存储介质
KR102585635B1 (ko) * 2018-09-02 2023-10-05 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
KR102825862B1 (ko) * 2018-09-05 2025-06-26 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
US10819979B2 (en) * 2018-09-06 2020-10-27 Tencent America LLC Coupled primary and secondary transform
KR102870740B1 (ko) * 2018-09-19 2025-10-14 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
WO2020061319A1 (en) * 2018-09-21 2020-03-26 Interdigital Vc Holdings, Inc. Harmonization of intra transform coding and wide angle intra prediction
KR20240014624A (ko) * 2018-09-23 2024-02-01 엘지전자 주식회사 비디오 신호의 부호화/복호화 방법 및 이를 위한 장치
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
US11589075B2 (en) 2018-10-01 2023-02-21 Lg Electronics Inc. Encoding/decoding method for video signal and device therefor
WO2020076125A1 (ko) * 2018-10-12 2020-04-16 주식회사 엑스리스 영상 신호 부호화/복호화 방법 및 이를 위한 장치
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
WO2020106668A1 (en) * 2018-11-22 2020-05-28 Interdigital Vc Holdings, Inc. Quantization for video encoding and decoding
JP7200379B2 (ja) * 2018-12-06 2023-01-06 エルジー エレクトロニクス インコーポレイティド 二次変換に基づく映像コーディング方法、及びその装置
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
KR102810173B1 (ko) 2018-12-18 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
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
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
KR102767215B1 (ko) * 2019-01-07 2025-02-13 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
ES3001382T3 (en) 2019-01-11 2025-03-05 Huawei Tech Co Ltd Encoder, decoder and corresponding methods using dct2 enabled high level flag
CN116760981A (zh) * 2019-01-12 2023-09-15 Lg电子株式会社 图像解码方法、图像变换方法、存储介质和数据发送方法
US11595663B2 (en) 2019-02-01 2023-02-28 Qualcomm Incorporated Secondary transform designs for partitioned transform units in video coding
KR20250029995A (ko) 2019-02-01 2025-03-05 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
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
KR102662448B1 (ko) 2019-02-02 2024-05-02 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 버퍼내 데이터 저장
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
WO2020162737A1 (ko) 2019-02-08 2020-08-13 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
KR20210122797A (ko) 2019-02-28 2021-10-12 주식회사 윌러스표준기술연구소 인트라 예측 기반 비디오 신호 처리 방법 및 장치
KR102688366B1 (ko) 2019-03-01 2024-07-24 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 비디오 코딩에서 인트라 블록 복사를 위한 방향 기반 예측
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
KR20210130735A (ko) * 2019-03-02 2021-11-01 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 인-루프 필터링에 대한 제한들
JP7284284B2 (ja) 2019-03-04 2023-05-30 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実装形態の態様
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
WO2020182213A1 (en) 2019-03-13 2020-09-17 Beijing Bytedance Network Technology Co., Ltd. Sub-block transform in transform skip mode
US11025937B2 (en) * 2019-03-16 2021-06-01 Tencent America LLC Method and apparatus for video coding
CN113994689B (zh) * 2019-03-20 2024-12-06 威诺瓦国际有限公司 信号增强编码中的残差滤波
ES2984681T3 (es) * 2019-03-21 2024-10-30 Samsung Electronics Co Ltd Procedimiento y dispositivo para codificar vídeo que tenga un tamaño de bloque establecido para cada forma de bloque, y procedimiento y dispositivo para decodificar vídeo
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
JP7299342B2 (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
CN118118664A (zh) 2019-04-16 2024-05-31 Lg电子株式会社 图像解码方法、图像编码方法、发送方法和存储介质
CN114223207B (zh) * 2019-04-16 2023-09-22 寰发股份有限公司 用次要变换编解码视讯数据的方法以及装置
CA3240493A1 (en) 2019-04-16 2020-10-22 Lg Electronics Inc. Transform for matrix-based intra-prediction in image coding
AU2020259889B2 (en) * 2019-04-16 2025-10-09 Panasonic Intellectual Property Corporation Of America Encoder, decoder, encoding method, and decoding method
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
CN118175314A (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
CN113748680B (zh) 2019-04-16 2024-01-02 寰发股份有限公司 视频编解码系统中编解码视频数据的方法及装置
CN113711612B (zh) * 2019-04-20 2023-05-26 北京字节跳动网络技术有限公司 视频编解码中的色度语法元素的信令
WO2020216303A1 (en) * 2019-04-23 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Selective 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
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
EP3949391A4 (en) 2019-05-01 2022-05-25 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING FILTRATION
JP7269373B2 (ja) * 2019-05-10 2023-05-08 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
CN118381939A (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
EP3969249A4 (en) * 2019-05-17 2023-02-01 Canon Virginia, Inc. MANUFACTURING PROCESS, INJECTION MOLDING SYSTEM AND MOLD
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
AU2019232801A1 (en) 2019-09-17 2021-04-01 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a block of video samples
EP3954115A4 (en) 2019-05-22 2023-04-19 Beijing Bytedance Network Technology Co., Ltd. MATRIX-BASED INTRAPREDICTION USING UPSAMPLING
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
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
CN113892265B (zh) * 2019-05-30 2025-10-24 夏普株式会社 图像解码装置
KR20220047725A (ko) 2019-05-31 2022-04-19 인터디지털 브이씨 홀딩스 인코포레이티드 암시적 다중 변환 선택을 위한 변환 선택
WO2020239017A1 (en) * 2019-05-31 2020-12-03 Beijing Bytedance Network Technology Co., Ltd. One-step downsampling process in matrix-based intra prediction
US11134275B2 (en) * 2019-06-04 2021-09-28 Tencent America LLC Method and apparatus for performing primary transform based on filtering of blocks
US11218728B2 (en) 2019-06-04 2022-01-04 Tencent America LLC Method and apparatus for video coding
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
CN113940070B (zh) * 2019-06-06 2023-11-21 Lg电子株式会社 基于变换的图像解码和编码方法及发送比特流的方法
CN117354521A (zh) 2019-06-07 2024-01-05 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
CN119277086A (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
WO2020253642A1 (en) * 2019-06-15 2020-12-24 Beijing Bytedance Network Technology Co., Ltd. Block size dependent use of secondary transforms in coded video
CN120075433A (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
PL3989581T3 (pl) 2019-06-19 2025-09-29 Lg Electronics Inc. Sygnalizowanie informacji wskazujących zestaw jąder przekształcenia w kodowaniu obrazu
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
CN115941976A (zh) * 2019-06-25 2023-04-07 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
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
CA3146016C (en) 2019-07-06 2024-05-07 Beijing Bytedance Network Technology Co., Ltd. Virtual prediction buffer for intra block copy in video coding
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
JP7609842B2 (ja) 2019-07-11 2025-01-07 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ビットストリーム適合性の制約
WO2021010687A1 (ko) * 2019-07-12 2021-01-21 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
CN119299687A (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
WO2021010678A1 (ko) * 2019-07-12 2021-01-21 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
CN114175636B (zh) 2019-07-14 2024-01-12 北京字节跳动网络技术有限公司 自适应参数集中的自适应环路滤波的指示
CN114208190B (zh) * 2019-08-03 2023-12-15 北京字节跳动网络技术有限公司 视频编解码中缩减二次变换的矩阵的选择
CA3149102A1 (en) * 2019-08-06 2021-02-11 Interdigital Vc Holdings France, Sas Secondary transform for video encoding and decoding
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
CN114223208B (zh) * 2019-08-17 2023-12-29 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
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
US11184617B2 (en) 2019-09-19 2021-11-23 Qualcomm Incorporated Transform unit design for video coding
CN114521326B (zh) 2019-09-19 2024-07-26 数码士有限公司 使用缩放处理的视频信号处理方法及装置
EP4032306A1 (en) 2019-09-20 2022-07-27 Nokia Technologies Oy An apparatus, a method and a computer program for video coding and decoding
KR20250162958A (ko) 2019-09-20 2025-11-19 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
US11153576B2 (en) 2019-09-20 2021-10-19 Qualcomm Incorporated Scaling matrices and signaling for video coding
CN114651445B (zh) 2019-09-21 2024-01-26 Lg电子株式会社 基于变换的视频编码方法及其装置
CA3155276C (en) 2019-09-21 2025-11-04 Lg Electronics Inc. IMAGE CODING METHOD BASED ON A TRANSFORM, AND ASSOCIATED DEVICE
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
CN116418982A (zh) * 2019-10-04 2023-07-11 Lg电子株式会社 图像编码方法、图像解码方法及其存储介质和发送方法
MX2022003996A (es) * 2019-10-04 2022-04-26 Lg Electronics Inc Metodo de codificacion de imagenes a base de transformacion, y dispositivo para el mismo.
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
CN118474369A (zh) 2019-11-11 2024-08-09 Lg电子株式会社 编码设备、解码设备和数据发送设备
KR20250143126A (ko) * 2019-11-11 2025-09-30 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
CA3161299C (en) 2019-11-11 2026-02-17 Lg Electronics Inc. Image coding method based on conversion, and device for same
CN120547357A (zh) 2019-11-13 2025-08-26 Lg电子株式会社 图像编码/解码设备和比特流发送设备
WO2021096295A1 (ko) 2019-11-13 2021-05-20 엘지전자 주식회사 변환에 기반한 영상 코딩 방법 및 그 장치
CN114946189B (zh) 2019-11-13 2025-01-14 Lg电子株式会社 基于变换的图像编码方法及其装置
CN121334368A (zh) * 2019-11-26 2026-01-13 韩国电子通信研究院 图像编码/解码方法和设备
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
CN114830655B (zh) * 2019-12-12 2023-08-18 寰发股份有限公司 视频编解码的方法与装置
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
EP4109898A4 (en) 2019-12-30 2023-01-11 Guangdong Oppo Mobile Telecommunications Corp., Ltd. TRANSFORMATION METHOD, ENCODER, DECODER AND STORAGE MEDIUM
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
WO2021134637A1 (zh) * 2019-12-31 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
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
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
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
US11606577B2 (en) 2020-06-09 2023-03-14 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
WO2022111507A1 (en) 2020-11-24 2022-06-02 Beijing Bytedance Network Technology Co., Ltd. Position dependent coefficient reordering in coded video
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
US12425592B2 (en) * 2021-06-16 2025-09-23 Lg Electronics Inc. Method and device for designing low-frequency non-separable transform
US20240357111A1 (en) * 2021-07-06 2024-10-24 Lg Electronics Inc. Non-separable primary transform-based image encoding/decoding method and device, and recording medium for storing bitstream
US12335478B2 (en) * 2021-08-30 2025-06-17 Tencent America LLC Scan order of secondary transform coefficients
EP4397041A4 (en) * 2021-08-30 2024-12-18 Tencent America LLC METHOD AND APPARATUS FOR SECONDARY TRANSFORMATION WITH ADAPTIVE KERNEL OPTIONS
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
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
CN121488475A (zh) * 2023-07-05 2026-02-06 联发科技股份有限公司 使用多个模型改进影片编解码的方法与装置
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
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
US8428133B2 (en) 2007-06-15 2013-04-23 Qualcomm Incorporated Adaptive coding of video block prediction mode
CN102474268A (zh) * 2009-08-06 2012-05-23 松下电器产业株式会社 编码方法、解码方法、编码装置及解码装置
US9215470B2 (en) 2010-07-09 2015-12-15 Qualcomm Incorporated Signaling selected directional transform for video coding
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

Similar Documents

Publication Publication Date Title
JP2018506905A5 (enExample)
US10123014B2 (en) Method and apparatus for coding/decoding image
KR102453953B1 (ko) 계층적 가변 블록 변환이 가능한 부호화 방법 및 장치 그리고 복호화 방법 및 장치
JP2018530247A5 (enExample)
JP2012516625A5 (enExample)
RU2013158385A (ru) Эффективное по памяти моделирование контекста
US9565443B2 (en) Method and apparatus for coding/decoding through high-speed coding unit mode decision
JP2020504506A5 (enExample)
RU2014147481A (ru) Кодирование параметра квантования (qp) при кодировании видео
JP2013513333A5 (enExample)
JP2018523375A5 (enExample)
JP2018522466A5 (enExample)
JP2012516627A5 (enExample)
RU2018114880A (ru) Устройство кодирования изображения, способ кодирования изображения и программа, а также устройство декодирования изображения, способ декодирования изображения и программа
CN102484703A (zh) 通过使用大型变换单元编码和解码图像的方法和设备
JP2015518353A5 (enExample)
JP2012516626A5 (enExample)
FI3145188T3 (fi) Interennustuksen koodausmenetelmä
JP2015076859A5 (enExample)
RU2011117669A (ru) Видеокодирование с использованием преобразования больше, чем 4×4 и 8×8
JP2014131172A5 (enExample)
JP2016517229A5 (enExample)
RU2014133154A (ru) Определение контекстов для кодирования данных коэффициентов преобразования при кодировании видео
JP2016518042A5 (enExample)
JP2013513330A5 (enExample)