JPWO2020035829A5 - - Google Patents

Download PDF

Info

Publication number
JPWO2020035829A5
JPWO2020035829A5 JP2021506751A JP2021506751A JPWO2020035829A5 JP WO2020035829 A5 JPWO2020035829 A5 JP WO2020035829A5 JP 2021506751 A JP2021506751 A JP 2021506751A JP 2021506751 A JP2021506751 A JP 2021506751A JP WO2020035829 A5 JPWO2020035829 A5 JP WO2020035829A5
Authority
JP
Japan
Prior art keywords
conversion
video block
block
current video
coding
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
JP2021506751A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021536169A (ja
JP7313427B2 (ja
Publication date
Application filed filed Critical
Priority claimed from PCT/IB2019/056948 external-priority patent/WO2020035829A1/en
Publication of JP2021536169A publication Critical patent/JP2021536169A/ja
Publication of JPWO2020035829A5 publication Critical patent/JPWO2020035829A5/ja
Priority to JP2023077942A priority Critical patent/JP7481538B2/ja
Application granted granted Critical
Publication of JP7313427B2 publication Critical patent/JP7313427B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2021506751A 2018-08-16 2019-08-16 変換行列選択の係数依存コーディング Active JP7313427B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023077942A JP7481538B2 (ja) 2018-08-16 2023-05-10 変換行列選択の係数依存コーディング

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2018100795 2018-08-16
CNPCT/CN2018/100795 2018-08-16
PCT/IB2019/056948 WO2020035829A1 (en) 2018-08-16 2019-08-16 Coefficient dependent coding of transform matrix selection

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023077942A Division JP7481538B2 (ja) 2018-08-16 2023-05-10 変換行列選択の係数依存コーディング

Publications (3)

Publication Number Publication Date
JP2021536169A JP2021536169A (ja) 2021-12-23
JPWO2020035829A5 true JPWO2020035829A5 (zh) 2022-06-06
JP7313427B2 JP7313427B2 (ja) 2023-07-24

Family

ID=68109388

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2021506751A Active JP7313427B2 (ja) 2018-08-16 2019-08-16 変換行列選択の係数依存コーディング
JP2023077942A Active JP7481538B2 (ja) 2018-08-16 2023-05-10 変換行列選択の係数依存コーディング

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023077942A Active JP7481538B2 (ja) 2018-08-16 2023-05-10 変換行列選択の係数依存コーディング

Country Status (7)

Country Link
US (3) US11082693B2 (zh)
EP (1) EP3815363A1 (zh)
JP (2) JP7313427B2 (zh)
KR (1) KR102636267B1 (zh)
CN (2) CN110839159A (zh)
TW (2) TWI814889B (zh)
WO (2) WO2020035829A1 (zh)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110839159A (zh) 2018-08-16 2020-02-25 北京字节跳动网络技术有限公司 用于变换矩阵选择的隐式编码
CN109788286B (zh) * 2019-02-01 2021-06-18 北京大学深圳研究生院 一种编码、解码变换方法、系统、设备及计算机可读介质
EP3949397A4 (en) 2019-05-10 2023-01-04 Beijing Bytedance Network Technology Co., Ltd. MULTIPLE SECONDARY TRANSFORMATION MATRICES FOR VIDEO PROCESSING
EP3967032A4 (en) 2019-06-07 2022-07-27 Beijing Bytedance Network Technology Co., Ltd. CONDITIONAL SIGNALING OF A REDUCED SECONDARY TRANSFORM FOR VIDEO BIANARY FLOWS
KR20220000403A (ko) * 2019-06-19 2022-01-03 엘지전자 주식회사 변환 커널 세트에 관한 정보에 대한 코딩
WO2021023152A1 (en) 2019-08-03 2021-02-11 Beijing Bytedance Network Technology Co., Ltd. Selection of matrices for reduced secondary transform in video coding
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
AU2019275553B2 (en) * 2019-12-03 2022-10-06 Canon Kabushiki Kaisha Method, apparatus and system for encoding and decoding a coding tree unit
EP4094438A4 (en) 2020-02-24 2023-03-29 ByteDance Inc. SUB-IMAGE HEIGHT DERIVATION
KR20220143857A (ko) 2020-03-03 2022-10-25 바이트댄스 아이엔씨 비디오 코딩에서의 저 주파수 비-분리가능 변환 시그널링
CN111355955B (zh) * 2020-03-06 2022-07-29 中南大学 基于预选层的多变换核快速跳过方法
CN111541896B (zh) * 2020-04-27 2022-03-29 中南大学 一种基于vvc的帧内预测模式的优化方法及系统
US11310529B2 (en) * 2020-05-27 2022-04-19 Tencent America LLC Mode-dependent joint component transform
US20240089433A1 (en) * 2021-01-25 2024-03-14 Google Llc Chroma Transform Type Determination
WO2023060912A1 (en) * 2021-10-15 2023-04-20 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102045560B (zh) 2009-10-23 2013-08-07 华为技术有限公司 一种视频编解码方法及设备
US20120189052A1 (en) * 2011-01-24 2012-07-26 Qualcomm Incorporated Signaling quantization parameter changes for coded units in high efficiency video coding (hevc)
JP2011254536A (ja) * 2011-08-15 2011-12-15 Mitsubishi Electric Corp 動画像復号方法
US10390046B2 (en) * 2011-11-07 2019-08-20 Qualcomm Incorporated Coding significant coefficient information in transform skip mode
US10306229B2 (en) 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
US10334248B2 (en) * 2015-05-29 2019-06-25 Qualcomm Incorporated Coding data using an enhanced context-adaptive binary arithmetic coding (CABAC) design
US10887626B2 (en) * 2016-05-13 2021-01-05 Sharp Kabushiki Kaisha Image decoding device and image encoding device
US10560718B2 (en) 2016-05-13 2020-02-11 Qualcomm Incorporated Merge candidates for motion vector prediction for video coding
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
JPWO2018061837A1 (ja) * 2016-09-30 2019-07-11 ソニー株式会社 画像処理装置および方法
US11095893B2 (en) 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
JP7067487B2 (ja) * 2016-12-28 2022-05-16 ソニーグループ株式会社 画像処理装置および方法
US10554974B2 (en) * 2017-01-13 2020-02-04 Mediatek Inc. Method and apparatus enabling adaptive multiple transform for chroma transport blocks using control flags
WO2018143670A1 (ko) * 2017-01-31 2018-08-09 세종대학교 산학협력단 영상의 부호화/복호화 방법 및 장치
US11665367B2 (en) * 2018-03-30 2023-05-30 Sony Corporation Image processing apparatus and method
FI3764649T3 (fi) 2018-04-01 2023-10-19 Lg Electronics Inc Videosignaalin prosessointi käyttämällä redusoitua sekundääristä muunnosta
HUE063012T2 (hu) * 2018-06-03 2023-12-28 Lg Electronics Inc Eljárás és eszköz videojel feldolgozására redukált transzformáció használatával
CN110839159A (zh) 2018-08-16 2020-02-25 北京字节跳动网络技术有限公司 用于变换矩阵选择的隐式编码

Similar Documents

Publication Publication Date Title
JP7481538B2 (ja) 変換行列選択の係数依存コーディング
CN110858906B (zh) 组合的基于历史的运动矢量预测符和多运动模型解码
CN105493505B (zh) 统一的帧内块复制和帧间预测模式
JP2022507131A (ja) イントラブロックコピーのための履歴ベース動き候補リスト構築
JPWO2020035829A5 (zh)
EP4322529A1 (en) Magnitude coding and decoding using prediction
EP4307670A1 (en) Block vector predictor candidate selection
US20240155131A1 (en) Block Vector Difference (BVD) Indication with Reduced Overhead
US20240129483A1 (en) Block Vector Difference (BVD) Indication with Reduced Overhead
TWI840400B (zh) 基於多運動模型的視頻編碼和解碼
US20230217016A1 (en) Video Compression Using Boundary Based Template Refinement
US20230224457A1 (en) Determination of Block Vector Predictor Candidate List
US20240137492A1 (en) Block Vector Predictor Adjustment for Reconstruction-Reordered Intra Block Copy
TWI840401B (zh) 基於多運動模型的跳過和直接模式編碼的視頻塊中的修剪
US20240089458A1 (en) Sign Coding and Decoding Using Prediction
EP4266686A1 (en) Video compression using template-based determination of intra prediction mode
CA3209998A1 (en) Magnitude prediction with candidate pruning