JP2021048532A5 - - Google Patents

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Publication number
JP2021048532A5
JP2021048532A5 JP2019170810A JP2019170810A JP2021048532A5 JP 2021048532 A5 JP2021048532 A5 JP 2021048532A5 JP 2019170810 A JP2019170810 A JP 2019170810A JP 2019170810 A JP2019170810 A JP 2019170810A JP 2021048532 A5 JP2021048532 A5 JP 2021048532A5
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JP
Japan
Prior art keywords
quantization matrix
mode
encoding
decoding
quantization
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.)
Pending
Application number
JP2019170810A
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English (en)
Japanese (ja)
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JP2021048532A (ja
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Publication date
Priority claimed from JP2019170810A external-priority patent/JP2021048532A/ja
Priority to JP2019170810A priority Critical patent/JP2021048532A/ja
Application filed filed Critical
Priority to CN202411315492.3A priority patent/CN118972585A/zh
Priority to CN202411315621.9A priority patent/CN118972588A/zh
Priority to CN202411315584.1A priority patent/CN118972586A/zh
Priority to EP20864993.9A priority patent/EP4033762A4/en
Priority to PCT/JP2020/030904 priority patent/WO2021054012A1/ja
Priority to CN202080065877.2A priority patent/CN114424551B/zh
Priority to CN202411315495.7A priority patent/CN118945353A/zh
Priority to BR112022005002A priority patent/BR112022005002A2/pt
Priority to KR1020227012431A priority patent/KR20220058959A/ko
Priority to CN202411315591.1A priority patent/CN118972587A/zh
Priority to TW109131784A priority patent/TWI856179B/zh
Publication of JP2021048532A publication Critical patent/JP2021048532A/ja
Priority to US17/695,638 priority patent/US12137224B2/en
Publication of JP2021048532A5 publication Critical patent/JP2021048532A5/ja
Priority to JP2024066821A priority patent/JP7695438B2/ja
Priority to US18/910,585 priority patent/US20250030859A1/en
Priority to US18/910,615 priority patent/US20250030861A1/en
Priority to US18/910,566 priority patent/US20250030858A1/en
Priority to US18/910,601 priority patent/US20250030860A1/en
Priority to US18/910,632 priority patent/US20250030862A1/en
Priority to JP2025085070A priority patent/JP2025118987A/ja
Pending legal-status Critical Current

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JP2019170810A 2019-09-19 2019-09-19 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム Pending JP2021048532A (ja)

Priority Applications (20)

Application Number Priority Date Filing Date Title
JP2019170810A JP2021048532A (ja) 2019-09-19 2019-09-19 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
CN202411315591.1A CN118972587A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
EP20864993.9A EP4033762A4 (en) 2019-09-19 2020-08-14 PICTURE CODING DEVICE, PICTURE DECODING DEVICE, CONTROL METHOD THEREOF AND PROGRAM
CN202411315621.9A CN118972588A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315584.1A CN118972586A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
CN202411315492.3A CN118972585A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
PCT/JP2020/030904 WO2021054012A1 (ja) 2019-09-19 2020-08-14 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
CN202080065877.2A CN114424551B (zh) 2019-09-19 2020-08-14 图像编码设备和方法、图像解码设备和方法和存储介质
CN202411315495.7A CN118945353A (zh) 2019-09-19 2020-08-14 图像编码设备和方法以及图像解码设备和方法
BR112022005002A BR112022005002A2 (pt) 2019-09-19 2020-08-14 Aparelho de codificação de imagem, aparelho de decodificação de imagem, e métodos de codificação e decodificação para os mesmos
KR1020227012431A KR20220058959A (ko) 2019-09-19 2020-08-14 화상 부호화 장치, 화상 복호 장치 및 그것들의 제어 방법 및 프로그램
TW109131784A TWI856179B (zh) 2019-09-19 2020-09-16 影像編碼裝置及其控制方法、以及影像解碼裝置及其控制方法
US17/695,638 US12137224B2 (en) 2019-09-19 2022-03-15 Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium for suppressing the code amount of quantization matrices
JP2024066821A JP7695438B2 (ja) 2019-09-19 2024-04-17 画像復号装置、画像符号化装置及びそれらの制御方法及びプログラム
US18/910,585 US20250030859A1 (en) 2019-09-19 2024-10-09 Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium
US18/910,615 US20250030861A1 (en) 2019-09-19 2024-10-09 Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium
US18/910,566 US20250030858A1 (en) 2019-09-19 2024-10-09 Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium
US18/910,601 US20250030860A1 (en) 2019-09-19 2024-10-09 Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium
US18/910,632 US20250030862A1 (en) 2019-09-19 2024-10-09 Image encoding apparatus, image decoding apparatus, methods for the same, and non-transitory computer-readable storage medium
JP2025085070A JP2025118987A (ja) 2019-09-19 2025-05-21 画像復号装置、画像符号化装置及びそれらの方法及びプログラム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019170810A JP2021048532A (ja) 2019-09-19 2019-09-19 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024066821A Division JP7695438B2 (ja) 2019-09-19 2024-04-17 画像復号装置、画像符号化装置及びそれらの制御方法及びプログラム

Publications (2)

Publication Number Publication Date
JP2021048532A JP2021048532A (ja) 2021-03-25
JP2021048532A5 true JP2021048532A5 (OSRAM) 2022-09-27

Family

ID=74878795

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2019170810A Pending JP2021048532A (ja) 2019-09-19 2019-09-19 画像符号化装置、画像復号装置及びそれらの制御方法及びプログラム
JP2024066821A Active JP7695438B2 (ja) 2019-09-19 2024-04-17 画像復号装置、画像符号化装置及びそれらの制御方法及びプログラム
JP2025085070A Pending JP2025118987A (ja) 2019-09-19 2025-05-21 画像復号装置、画像符号化装置及びそれらの方法及びプログラム

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2024066821A Active JP7695438B2 (ja) 2019-09-19 2024-04-17 画像復号装置、画像符号化装置及びそれらの制御方法及びプログラム
JP2025085070A Pending JP2025118987A (ja) 2019-09-19 2025-05-21 画像復号装置、画像符号化装置及びそれらの方法及びプログラム

Country Status (8)

Country Link
US (6) US12137224B2 (OSRAM)
EP (1) EP4033762A4 (OSRAM)
JP (3) JP2021048532A (OSRAM)
KR (1) KR20220058959A (OSRAM)
CN (6) CN114424551B (OSRAM)
BR (1) BR112022005002A2 (OSRAM)
TW (1) TWI856179B (OSRAM)
WO (1) WO2021054012A1 (OSRAM)

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995007005A1 (fr) * 1993-08-30 1995-03-09 Sony Corporation Dispositif et procede pour le codage d'images
EP1675402A1 (en) * 2004-12-22 2006-06-28 Thomson Licensing Optimisation of a quantisation matrix for image and video coding
US7373009B2 (en) * 2005-02-09 2008-05-13 Lsi Corporation Method and apparatus for efficient transmission and decoding of quantization matrices
JP2012108237A (ja) * 2010-11-16 2012-06-07 Toshiba Mobile Display Co Ltd 表示装置
MY191819A (en) * 2011-02-10 2022-07-18 Sony Group Corp Image processing device and image processing method
CN103535037B (zh) * 2011-05-20 2017-06-09 索尼公司 图像处理装置和图像处理方法
SG10201701379XA (en) * 2011-07-01 2017-03-30 Samsung Electronics Co Ltd Method And Apparatus For Entropy Encoding Using Hierarchical Data Unit, And Method And Apparatus For Decoding
JP2013038758A (ja) 2011-07-13 2013-02-21 Canon Inc 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
KR20130050149A (ko) * 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
BR122020017515B1 (pt) * 2012-01-20 2022-11-22 Electronics And Telecommunications Research Institute Método de decodificação de vídeo
ES2743227T3 (es) * 2012-04-16 2020-02-18 Electronics & Telecommunications Res Inst Método para codificar/decodificar imagen
JP6041554B2 (ja) * 2012-06-27 2016-12-07 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
US9253483B2 (en) * 2012-09-25 2016-02-02 Google Technology Holdings LLC Signaling of scaling list
JP7235439B2 (ja) 2018-03-29 2023-03-08 株式会社バンダイナムコエンターテインメント ゲームシステム、ゲーム提供方法及びプログラム
CN113228651B (zh) * 2018-12-26 2025-02-25 韩国电子通信研究院 量化矩阵编码/解码方法和装置以及存储比特流的记录介质
WO2020251332A1 (ko) * 2019-06-14 2020-12-17 한국전자통신연구원 양자화 행렬 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
TWI862567B (zh) * 2019-06-21 2024-11-21 法商內數位Ｃｅ專利控股公司 用於視訊編碼及解碼的單一索引量化矩陣設計

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