JP2021150788A5 - - Google Patents

Download PDF

Info

Publication number
JP2021150788A5
JP2021150788A5 JP2020048201A JP2020048201A JP2021150788A5 JP 2021150788 A5 JP2021150788 A5 JP 2021150788A5 JP 2020048201 A JP2020048201 A JP 2020048201A JP 2020048201 A JP2020048201 A JP 2020048201A JP 2021150788 A5 JP2021150788 A5 JP 2021150788A5
Authority
JP
Japan
Prior art keywords
transform
image
decoding
processing
range
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
JP2020048201A
Other languages
English (en)
Japanese (ja)
Other versions
JP7536484B2 (ja
JP2021150788A (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from JP2020048201A external-priority patent/JP7536484B2/ja
Priority to JP2020048201A priority Critical patent/JP7536484B2/ja
Priority to CN202180022188.8A priority patent/CN115315952B/zh
Priority to EP21772526.6A priority patent/EP4124039B1/en
Priority to KR1020227035006A priority patent/KR102926068B1/ko
Priority to PCT/JP2021/006754 priority patent/WO2021187023A1/ja
Publication of JP2021150788A publication Critical patent/JP2021150788A/ja
Priority to US17/931,450 priority patent/US12170794B2/en
Publication of JP2021150788A5 publication Critical patent/JP2021150788A5/ja
Publication of JP7536484B2 publication Critical patent/JP7536484B2/ja
Application granted granted Critical
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2020048201A 2020-03-18 2020-03-18 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム Active JP7536484B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2020048201A JP7536484B2 (ja) 2020-03-18 2020-03-18 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
PCT/JP2021/006754 WO2021187023A1 (ja) 2020-03-18 2021-02-24 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
EP21772526.6A EP4124039B1 (en) 2020-03-18 2021-02-24 Image encoding device, image encoding method and program, image decoding device, and image decoding method and program
KR1020227035006A KR102926068B1 (ko) 2020-03-18 2021-02-24 화상 부호화 장치, 화상 부호화 방법 및 기억 매체, 화상 복호 장치, 화상 복호 방법 및 기억 매체
CN202180022188.8A CN115315952B (zh) 2020-03-18 2021-02-24 图像编码装置和方法、图像解码装置和方法以及存储介质
US17/931,450 US12170794B2 (en) 2020-03-18 2022-09-12 Image encoding device, image encoding method and storage medium, image decoding device, and image decoding method and storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2020048201A JP7536484B2 (ja) 2020-03-18 2020-03-18 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

Publications (3)

Publication Number Publication Date
JP2021150788A JP2021150788A (ja) 2021-09-27
JP2021150788A5 true JP2021150788A5 (https=) 2023-03-29
JP7536484B2 JP7536484B2 (ja) 2024-08-20

Family

ID=77771957

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020048201A Active JP7536484B2 (ja) 2020-03-18 2020-03-18 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム

Country Status (6)

Country Link
US (1) US12170794B2 (https=)
EP (1) EP4124039B1 (https=)
JP (1) JP7536484B2 (https=)
KR (1) KR102926068B1 (https=)
CN (1) CN115315952B (https=)
WO (1) WO2021187023A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019117634A1 (ko) * 2017-12-15 2019-06-20 엘지전자 주식회사 2차 변환에 기반한 영상 코딩 방법 및 그 장치
JP2023043273A (ja) * 2021-09-16 2023-03-29 株式会社三共 遊技機
JP2023043275A (ja) * 2021-09-16 2023-03-29 株式会社三共 遊技機
JP2023043276A (ja) * 2021-09-16 2023-03-29 株式会社三共 遊技機

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6157114B2 (ja) 2012-12-28 2017-07-05 キヤノン株式会社 画像符号化装置、画像符号化方法及びプログラム、画像復号装置、画像復号方法及びプログラム
US9800884B2 (en) * 2013-03-15 2017-10-24 Qualcomm Incorporated Device and method for scalable coding of video information
GB2513111A (en) 2013-04-08 2014-10-22 Sony Corp Data encoding and decoding
US10314077B2 (en) 2013-05-20 2019-06-04 Qualcomm Incorporated Gating scheme for wireless communication over unlicensed spectrum
US9516345B2 (en) * 2014-03-17 2016-12-06 Qualcomm Incorporated Systems and methods for low complexity forward transforms using mesh-based calculations
KR20220053702A (ko) 2016-05-13 2022-04-29 소니그룹주식회사 화상 처리 장치 및 방법
KR20250067947A (ko) * 2018-09-02 2025-05-15 엘지전자 주식회사 영상 신호를 처리하기 위한 방법 및 장치
WO2020216296A1 (en) * 2019-04-23 2020-10-29 Beijing Bytedance Network Technology Co., Ltd. Clipping operation in secondary transform based video processing
CA3137163C (en) * 2019-04-24 2024-05-14 Bytedance Inc. Constraints on quantized residual differential pulse code modulation representation of coded video
CN114365490B (zh) * 2019-09-09 2024-06-18 北京字节跳动网络技术有限公司 高精度图像和视频编解码的系数缩放
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
WO2021052492A1 (en) * 2019-09-20 2021-03-25 Beijing Bytedance Network Technology Co., Ltd. Luma mapping with chroma scaling

Similar Documents

Publication Publication Date Title
JP2021150788A5 (https=)
CN105284111B (zh) 运动图像编码装置、运动图像解码装置、运动图像编码方法、运动图像解码方法、及程序
JP5922684B2 (ja) マルチチャネルの復号化装置
JP2025090835A5 (https=)
CN105556599B (zh) 频谱包络的样本值的基于上下文的熵编码、解码的装置及方法
JP2021520087A5 (https=)
JP2014131172A5 (https=)
KR20180089350A (ko) 비디오 신호의 부호화 방법과 그 장치, 및 비디오 복호화 방법과 그 장치
JP2018530245A5 (https=)
TWI457001B (zh) 具兩層編碼及單一層解碼之可縮放視訊編碼
MX2021011333A (es) Cuantificación de residuos en codificación de vídeo.
JP2012516625A5 (https=)
RU2008142358A (ru) Способ и система для кодирования и декодирования информации, связанные с сжатием видеосигнала
JP2024019423A5 (https=)
JP2020053924A5 (ja) 動画像符号化装置、動画像復号装置、動画像復号方法および動画像符号化方法
FI3831065T3 (fi) Entropiakoodaus signaalien ehostuskoodausta varten
JP2015076859A5 (https=)
JP2025016762A5 (https=)
JP2014011482A5 (https=)
JP2013038768A5 (https=)
JP2020150339A5 (https=)
KR100723411B1 (ko) 멀티 코덱용 변환 장치 및 방법과 멀티 코덱용 역변환 장치및 방법
JP2020202473A5 (ja) 画像復号装置及び方法及びプログラム
KR20240068719A (ko) 가우시안 혼합 모델 엔트로피 코딩
KR101456495B1 (ko) 무손실 부호화/복호화 장치 및 방법