JP7777922B2 - ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム - Google Patents

ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム

Info

Publication number
JP7777922B2
JP7777922B2 JP2020563622A JP2020563622A JP7777922B2 JP 7777922 B2 JP7777922 B2 JP 7777922B2 JP 2020563622 A JP2020563622 A JP 2020563622A JP 2020563622 A JP2020563622 A JP 2020563622A JP 7777922 B2 JP7777922 B2 JP 7777922B2
Authority
JP
Japan
Prior art keywords
transform
horizontal
vertical
transform type
block
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.)
Active
Application number
JP2020563622A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021530124A (ja
JP2021530124A5 (https=
JPWO2020000019A5 (https=
Inventor
クリストファー ジェームズ ロゼワーン，
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Publication of JP2021530124A publication Critical patent/JP2021530124A/ja
Publication of JP2021530124A5 publication Critical patent/JP2021530124A5/ja
Publication of JPWO2020000019A5 publication Critical patent/JPWO2020000019A5/ja
Priority to JP2023183527A priority Critical patent/JP7656006B2/ja
Application granted granted Critical
Publication of JP7777922B2 publication Critical patent/JP7777922B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
    • G06F17/10—Complex mathematical operations
    • G06F17/14—Fourier, Walsh or analogous domain transformations, e.g. Laplace, Hilbert, Karhunen-Loeve, transforms
    • G06F17/147—Discrete orthonormal transforms, e.g. discrete cosine transform, discrete sine transform, and variations therefrom, e.g. modified discrete cosine transform, integer transforms approximating the discrete cosine transform
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/12—Selection from among a plurality of transforms or standards, e.g. selection between discrete cosine transform [DCT] and sub-band transform or selection between H.263 and H.264
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/13—Adaptive entropy coding, e.g. adaptive variable length coding [AVLC] or context adaptive binary arithmetic coding [CABAC]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157—Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159—Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/18—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a set of transform coefficients
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/189—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding
    • H04N19/192—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the adaptation method, adaptation tool or adaptation type used for the adaptive coding the adaptation method, adaptation tool or adaptation type being iterative or recursive
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/42—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/46—Embedding additional information in the video signal during the compression process
    • H04N19/463—Embedding additional information in the video signal during the compression process by compressing encoding parameters before transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/61—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding in combination with predictive coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/60—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding
    • H04N19/625—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using transform coding using discrete cosine transform [DCT]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/91—Entropy coding, e.g. variable length coding [VLC] or arithmetic coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/90—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using coding techniques not provided for in groups H04N19/10-H04N19/85, e.g. fractals
    • H04N19/96—Tree coding, e.g. quad-tree coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Analysis (AREA)
  • Computational Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Data Mining & Analysis (AREA)
  • Theoretical Computer Science (AREA)
  • Algebra (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2020563622A 2018-06-29 2019-05-29 ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム Active JP7777922B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2023183527A JP7656006B2 (ja) 2018-06-29 2023-10-25 ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AU2018204786A AU2018204786B2 (en) 2018-06-29 2018-06-29 Method, apparatus and system for encoding and decoding a transformed block of video samples
AU2018204786 2018-06-29
PCT/AU2019/050534 WO2020000019A1 (en) 2018-06-29 2019-05-29 Method, apparatus and system for encoding and decoding a transformed block of video samples

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023183527A Division JP7656006B2 (ja) 2018-06-29 2023-10-25 ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム

Publications (4)

Publication Number Publication Date
JP2021530124A JP2021530124A (ja) 2021-11-04
JP2021530124A5 JP2021530124A5 (https=) 2022-03-14
JPWO2020000019A5 JPWO2020000019A5 (https=) 2022-03-14
JP7777922B2 true JP7777922B2 (ja) 2025-12-01

Family

ID=68984392

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020563622A Active JP7777922B2 (ja) 2018-06-29 2019-05-29 ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム
JP2023183527A Active JP7656006B2 (ja) 2018-06-29 2023-10-25 ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2023183527A Active JP7656006B2 (ja) 2018-06-29 2023-10-25 ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム

Country Status (10)

Country Link
US (6) US11445191B2 (https=)
EP (1) EP3815362A4 (https=)
JP (2) JP7777922B2 (https=)
KR (1) KR102579286B1 (https=)
CN (6) CN117560513A (https=)
AU (2) AU2018204786B2 (https=)
BR (1) BR112020024151A2 (https=)
RU (2) RU2764258C1 (https=)
TW (1) TWI827616B (https=)
WO (1) WO2020000019A1 (https=)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR112021010602A2 (pt) * 2018-12-26 2021-08-24 Panasonic Intellectual Property Corporation Of America Método de codificação de dados tridimensionais, método de decodificação de dados tridimensionais, dispositivo de codificação de dados tridimensionais, e dispositivo de decodificação de dados tridimensionais
WO2020141892A1 (ko) * 2019-01-01 2020-07-09 엘지전자 주식회사 이차 변환에 기반한 영상 코딩 방법 및 그 장치
TWI737143B (zh) * 2019-01-25 2021-08-21 聯發科技股份有限公司 帶有變換塊級別約束的變換係數編碼的方法和設備
WO2020156464A1 (en) 2019-01-31 2020-08-06 Mediatek Inc. Method and apparatus of combined inter and intraprediction for video coding
CN114208198B (zh) * 2019-01-31 2025-07-18 寰发股份有限公司 视频编码中用于帧内分区的转换类型分配方法和装置
CN113365048B (zh) * 2019-03-09 2022-08-05 杭州海康威视数字技术股份有限公司 进行编码和解码的方法、解码端、编码端和系统
PL3937501T3 (pl) * 2019-03-26 2024-10-14 Lg Electronics Inc. Kodowanie obrazu oparte na przekształceniu
CN120812253A (zh) * 2019-06-21 2025-10-17 松下电器（美国）知识产权公司 用于视频译码的系统和方法
WO2021058593A1 (en) * 2019-09-24 2021-04-01 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Coding concept for a sequence of information values
WO2021171360A1 (ja) 2020-02-25 2021-09-02 日本電信電話株式会社 符号化方法、符号化装置及びプログラム
WO2022109910A1 (zh) * 2020-11-26 2022-06-02 深圳市大疆创新科技有限公司 视频编码方法、装置、编码器和存储介质
EP4415362A4 (en) * 2021-10-05 2025-10-22 Lg Electronics Inc IMAGE ENCODING/DECODING METHOD AND DEVICE BASED ON NON-SEPARABLE PRIMARY TRANSFORM, AND RECORDING MEDIUM FOR STORING BIT STREAM
CN114900703B (zh) * 2022-03-31 2024-07-23 中南大学 一种通用视频编码系统及数据处理方法
WO2024020117A1 (en) * 2022-07-19 2024-01-25 Google Llc Dependent context model for transform types
US12348749B2 (en) * 2023-05-08 2025-07-01 Tencent America LLC Extension to block adaptive weighted prediction
US12112711B1 (en) * 2023-08-23 2024-10-08 Novatek Microelectronics Corp. Processor and pixel degradation compensation method thereof
WO2025065696A1 (zh) * 2023-09-28 2025-04-03 Oppo广东移动通信有限公司 编解码方法、码流、编码器、解码器以及存储介质

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006516835A (ja) 2002-09-26 2006-07-06 株式会社エヌ・ティ・ティ・ドコモ 映像符号化のための低複雑性単一化変換
JP2014515894A (ja) 2011-04-01 2014-07-03 エルジー エレクトロニクス インコーポレイティド エントロピ復号方法及びそれを利用する復号装置
JP2014523709A (ja) 2011-07-15 2014-09-11 モトローラ モビリティ エルエルシー 変換係数レベルを符号化するコンテキストモデリング技法
JP2015513290A (ja) 2012-04-11 2015-04-30 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 映像コーディングにおける基準インデックスコーディングのためのバイパスビン
WO2017195476A1 (ja) 2016-05-13 2017-11-16 ソニー株式会社 画像処理装置および方法
WO2018016823A1 (ko) 2016-07-18 2018-01-25 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
JP2018506912A (ja) 2015-01-27 2018-03-08 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 大きいコーディングツリーユニットのためのコンテキスト

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7471834B2 (en) * 2000-07-24 2008-12-30 Vmark, Inc. Rapid production of reduced-size images from compressed video streams
US6900748B2 (en) 2003-07-17 2005-05-31 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Method and apparatus for binarization and arithmetic coding of a data value
US8976861B2 (en) 2010-12-03 2015-03-10 Qualcomm Incorporated Separately coding the position of a last significant coefficient of a video block in video coding
EP3306939B1 (en) 2011-06-28 2020-08-05 Samsung Electronics Co., Ltd. Method and apparatus for video encoding, corresponding method for video decoding, video accompanied with arithmetic decoding and two dimensional last significant coefficient signaling
MX363952B (es) * 2012-04-13 2019-04-08 Mitsubishi Electric Corp Dispositivo de codificacion de imagen, dispositivo de decodificacion de imagen, metodo de codificacion de imagen, y metodo de decodificacion de imagen.
US9319684B2 (en) 2012-08-21 2016-04-19 Qualcomm Incorporated Alternative transform in scalable video coding
CN107005695B (zh) 2014-11-28 2020-01-07 联发科技股份有限公司 用于视频编码的替代变换的方法及装置
BR112018007925A2 (pt) 2015-11-06 2018-10-30 Huawei Technologies Co., Ltd. método e aparelho de dequantização de coeficiente de transformada, e dispositivo de decodificação
KR20180001485A (ko) 2016-06-24 2018-01-04 한국전자통신연구원 변환 기반의 영상 부호화/복호화 방법 및 장치
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
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
US11095893B2 (en) 2016-10-12 2021-08-17 Qualcomm Incorporated Primary transform and secondary transform in video coding
US10986340B2 (en) * 2018-06-01 2021-04-20 Qualcomm Incorporated Coding adaptive multiple transform information for video coding

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006516835A (ja) 2002-09-26 2006-07-06 株式会社エヌ・ティ・ティ・ドコモ 映像符号化のための低複雑性単一化変換
JP2014515894A (ja) 2011-04-01 2014-07-03 エルジー エレクトロニクス インコーポレイティド エントロピ復号方法及びそれを利用する復号装置
JP2014523709A (ja) 2011-07-15 2014-09-11 モトローラ モビリティ エルエルシー 変換係数レベルを符号化するコンテキストモデリング技法
JP2015513290A (ja) 2012-04-11 2015-04-30 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 映像コーディングにおける基準インデックスコーディングのためのバイパスビン
JP2018506912A (ja) 2015-01-27 2018-03-08 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ 大きいコーディングツリーユニットのためのコンテキスト
WO2017195476A1 (ja) 2016-05-13 2017-11-16 ソニー株式会社 画像処理装置および方法
WO2018016823A1 (ko) 2016-07-18 2018-01-25 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체

Also Published As

Publication number Publication date
AU2025203432A1 (en) 2025-05-29
CN117544791A (zh) 2024-02-09
US11445191B2 (en) 2022-09-13
CN117544792A (zh) 2024-02-09
JP2021530124A (ja) 2021-11-04
RU2021139861A (ru) 2022-02-09
US12047572B2 (en) 2024-07-23
US20220368904A1 (en) 2022-11-17
JP2023179798A (ja) 2023-12-19
TWI827616B (zh) 2024-01-01
US12069264B2 (en) 2024-08-20
BR112020024151A2 (pt) 2021-03-02
US20230028567A1 (en) 2023-01-26
WO2020000019A1 (en) 2020-01-02
US20220368906A1 (en) 2022-11-17
US20220368905A1 (en) 2022-11-17
US20210203933A1 (en) 2021-07-01
EP3815362A4 (en) 2022-06-22
US12047574B2 (en) 2024-07-23
CN117560512A (zh) 2024-02-13
TW202002633A (zh) 2020-01-01
US20220368903A1 (en) 2022-11-17
US12047573B2 (en) 2024-07-23
US12058324B2 (en) 2024-08-06
KR20210003238A (ko) 2021-01-11
CN112335241B (zh) 2023-10-20
CN112335241A (zh) 2021-02-05
CN117528121A (zh) 2024-02-06
CN117560513A (zh) 2024-02-13
AU2018204786A1 (en) 2020-01-16
RU2764258C1 (ru) 2022-01-14
KR102579286B1 (ko) 2023-09-18
JP7656006B2 (ja) 2025-04-02
EP3815362A1 (en) 2021-05-05
AU2018204786B2 (en) 2025-05-29

Similar Documents

Publication Publication Date Title
JP7656006B2 (ja) ビデオサンプルの変換されたブロックを符号化および復号するための方法、装置、およびシステム
JP7695422B2 (ja) 画像を復号する方法、ビットストリームに画像を符号化する方法、復号装置、符号化装置、コンピュータプログラム
JP7755707B2 (ja) ビデオサンプルのブロックを符号化及び復号するための方法、装置、及びプログラム
CN114667731A (zh) 对编码树单元进行编码和解码的方法、设备和系统

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210113

RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20210103

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220304

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220304

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20230322

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230331

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20230731

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231025

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20231102

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20240112

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241122

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250415

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250624

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20251118

R150 Certificate of patent or registration of utility model

Ref document number: 7777922

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150