JP7185049B2 - ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム - Google Patents

ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム Download PDF

Info

Publication number
JP7185049B2
JP7185049B2 JP2021537157A JP2021537157A JP7185049B2 JP 7185049 B2 JP7185049 B2 JP 7185049B2 JP 2021537157 A JP2021537157 A JP 2021537157A JP 2021537157 A JP2021537157 A JP 2021537157A JP 7185049 B2 JP7185049 B2 JP 7185049B2
Authority
JP
Japan
Prior art keywords
block
transform
signaled
video
prediction
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
JP2021537157A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022515813A (ja
Inventor
シン・ジャオ
シアン・リ
シャン・リュウ
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.)
Tencent America LLC
Original Assignee
Tencent America LLC
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 Tencent America LLC filed Critical Tencent America LLC
Publication of JP2022515813A publication Critical patent/JP2022515813A/ja
Priority to JP2022186435A priority Critical patent/JP7427756B2/ja
Application granted granted Critical
Publication of JP7185049B2 publication Critical patent/JP7185049B2/ja
Priority to JP2024008823A priority patent/JP7684451B2/ja
Priority to JP2025082014A priority patent/JP2025118891A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • 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
    • H04N19/119—Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding blocks
    • 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
    • H04N19/122—Selection of transform size, e.g. 8x8 or 2x4x8 DCT; Selection of sub-band transforms of varying structure or type
    • 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
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/14—Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • H04N19/169—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
    • H04N19/184—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 bits, e.g. of the compressed video stream
    • 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
    • H04N19/186—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 colour or a chrominance component
    • 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
    • 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
    • H04N19/70—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
JP2021537157A 2019-04-04 2020-04-03 ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム Active JP7185049B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2022186435A JP7427756B2 (ja) 2019-04-04 2022-11-22 ビデオ符号化のための方法および装置
JP2024008823A JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置
JP2025082014A JP2025118891A (ja) 2019-04-04 2025-05-15 ビデオ符号化のための方法および装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201962829435P 2019-04-04 2019-04-04
US62/829,435 2019-04-04
US16/838,755 2020-04-02
US16/838,755 US11172211B2 (en) 2019-04-04 2020-04-02 Method and apparatus for video coding
PCT/US2020/026578 WO2020206254A1 (en) 2019-04-04 2020-04-03 Method and apparatus for video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022186435A Division JP7427756B2 (ja) 2019-04-04 2022-11-22 ビデオ符号化のための方法および装置

Publications (2)

Publication Number Publication Date
JP2022515813A JP2022515813A (ja) 2022-02-22
JP7185049B2 true JP7185049B2 (ja) 2022-12-06

Family

ID=72661978

Family Applications (4)

Application Number Title Priority Date Filing Date
JP2021537157A Active JP7185049B2 (ja) 2019-04-04 2020-04-03 ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム
JP2022186435A Active JP7427756B2 (ja) 2019-04-04 2022-11-22 ビデオ符号化のための方法および装置
JP2024008823A Active JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置
JP2025082014A Pending JP2025118891A (ja) 2019-04-04 2025-05-15 ビデオ符号化のための方法および装置

Family Applications After (3)

Application Number Title Priority Date Filing Date
JP2022186435A Active JP7427756B2 (ja) 2019-04-04 2022-11-22 ビデオ符号化のための方法および装置
JP2024008823A Active JP7684451B2 (ja) 2019-04-04 2024-01-24 ビデオ符号化のための方法および装置
JP2025082014A Pending JP2025118891A (ja) 2019-04-04 2025-05-15 ビデオ符号化のための方法および装置

Country Status (9)

Country Link
US (3) US11172211B2 (enExample)
EP (1) EP3949410A4 (enExample)
JP (4) JP7185049B2 (enExample)
KR (3) KR20250016488A (enExample)
CN (3) CN117857792A (enExample)
AU (2) AU2020253601B2 (enExample)
CA (1) CA3133111A1 (enExample)
SG (1) SG11202110364XA (enExample)
WO (1) WO2020206254A1 (enExample)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230269372A1 (en) * 2020-03-18 2023-08-24 Electronics And Telecommunications Research Institute Method and device for encoding/decoding image, and recording medium having stored bitstream
EP3761642A4 (en) * 2018-04-01 2021-04-14 LG Electronics Inc. METHOD AND APPARATUS FOR PROCESSING A VIDEO SIGNAL VIA THE APPLICATION OF A SECONDARY TRANSFORM ON A PARTITIONED BLOCK
FR3086485A1 (fr) * 2018-09-21 2020-03-27 Orange Procedes et dispositifs de codage et de decodage d'un flux de donnees representatif d'au moins une image.
US11172211B2 (en) * 2019-04-04 2021-11-09 Tencent America LLC Method and apparatus for video coding
EP3932061A4 (en) * 2019-04-23 2022-06-01 Beijing Bytedance Network Technology Co., Ltd. Use of secondary transform in coded video
CN113841401B (zh) 2019-05-10 2022-11-25 北京字节跳动网络技术有限公司 用于视频处理的二次变换矩阵的选择
CN113950828B (zh) * 2019-06-07 2024-07-05 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
CN120639965A (zh) 2019-06-25 2025-09-12 弗劳恩霍夫应用研究促进协会 视频解码器和视频解码方法、以及视频编码器和视频编码方法
CN115967811A (zh) * 2019-06-25 2023-04-14 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
CN114208183B (zh) 2019-08-03 2025-01-10 北京字节跳动网络技术有限公司 视频的缩减二次变换中基于位置的模式导出
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
WO2021190593A1 (en) 2020-03-25 2021-09-30 Beijing Bytedance Network Technology Co., Ltd. Coded video processing using enhanced secondary transform

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8526495B2 (en) * 2010-11-22 2013-09-03 Mediatek Singapore Pte. Ltd. Apparatus and method of constrained partition size for high efficiency video coding
US9049452B2 (en) * 2011-01-25 2015-06-02 Mediatek Singapore Pte. Ltd. Method and apparatus for compressing coding unit in high efficiency video coding
CN103597838B (zh) * 2011-04-15 2017-03-29 黑莓有限公司 对末位有效系数的位置进行编码和解码的方法和设备
EP2745519B1 (en) * 2011-08-17 2017-09-27 MediaTek Singapore Pte Ltd. Method and apparatus for intra prediction using non-square blocks
KR102257379B1 (ko) * 2014-07-22 2021-06-01 삼성전자주식회사 비디오 인코딩 회로 및 그것을 이용하는 비디오 인코딩 방법
US10306229B2 (en) * 2015-01-26 2019-05-28 Qualcomm Incorporated Enhanced multiple transforms for prediction residual
KR20180040515A (ko) * 2015-09-10 2018-04-20 삼성전자주식회사 부호화 장치, 복호화 장치, 그 부호화 및 복호화 방법
US10491922B2 (en) * 2015-09-29 2019-11-26 Qualcomm Incorporated Non-separable secondary transform for video coding
US10708164B2 (en) * 2016-05-03 2020-07-07 Qualcomm Incorporated Binarizing secondary transform index
EP3453181B1 (en) * 2016-05-04 2025-10-29 Sharp Kabushiki Kaisha Methods and apparatuses for coding transform data
RU2020129092A (ru) * 2016-05-13 2020-10-05 Сони Корпорейшн Устройство и способ обработки изображения
US10972733B2 (en) * 2016-07-15 2021-04-06 Qualcomm Incorporated Look-up table for enhanced multiple transform
CN110326294A (zh) 2017-01-03 2019-10-11 Lg电子株式会社 使用二次变换编码/解码视频信号的方法和设备
EP4007277A1 (en) * 2017-03-16 2022-06-01 HFI Innovation Inc. Method and apparatus of enhanced multiple transforms and non-separable secondary transform for video coding
US10855997B2 (en) * 2017-04-14 2020-12-01 Mediatek Inc. Secondary transform kernel size selection
US10750181B2 (en) * 2017-05-11 2020-08-18 Mediatek Inc. Method and apparatus of adaptive multiple transforms for video coding
US10630974B2 (en) * 2017-05-30 2020-04-21 Google Llc Coding of intra-prediction modes
US10567801B2 (en) * 2018-03-07 2020-02-18 Tencent America LLC Method and apparatus for video coding with primary and secondary transforms
US10491914B2 (en) * 2018-03-29 2019-11-26 Tencent America LLC Transform information prediction
JP7301951B2 (ja) * 2018-04-01 2023-07-03 エルジー エレクトロニクス インコーポレイティド 縮小された２次変換を用いて、ビデオ信号を処理する方法及び装置
CN115379216B (zh) * 2018-06-03 2024-12-10 Lg电子株式会社 视频信号的解码、编码和发送设备及存储视频信号的介质
CN112166609B (zh) * 2018-06-08 2024-10-18 株式会社Kt 用于处理视频信号的方法和设备
CN116546197A (zh) * 2018-08-12 2023-08-04 Lg电子株式会社 解码方法、编码方法、存储介质和图像的数据的发送方法
KR20250134730A (ko) * 2018-09-07 2025-09-11 삼성전자주식회사 다중 변환 커널을 사용하는 비디오 신호 처리 방법 및 장치
RU2770650C1 (ru) * 2018-11-14 2022-04-20 Шарп Кабусики Кайся Системы и способы применения фильтров деблокирования к восстановленным видеоданным
US11323748B2 (en) * 2018-12-19 2022-05-03 Qualcomm Incorporated Tree-based transform unit (TU) partition for video coding
US11943479B2 (en) * 2019-01-01 2024-03-26 Lg Electronics Inc. Method for processing video signal by using transform, and apparatus therefor
US10986339B2 (en) * 2019-02-08 2021-04-20 Tencent America LLC Method and apparatus for harmonization between transform skip mode and multiple transform selection
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
EP3949407A4 (en) * 2019-04-16 2023-04-12 HFI Innovation Inc. Methods and apparatuses for coding video data with adaptive secondary transform signaling depending on tb level syntax
WO2020211777A1 (en) * 2019-04-16 2020-10-22 Mediatek Inc. Methods and apparatuses for coding video data with secondary transform
US11290731B2 (en) * 2019-05-22 2022-03-29 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
US11949870B2 (en) * 2019-06-21 2024-04-02 Qualcomm Incorporated Context modeling for low-frequency non-separable transformation signaling for video coding
CN115967811A (zh) * 2019-06-25 2023-04-14 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
CN119299679A (zh) * 2019-08-06 2025-01-10 交互数字Ce专利控股有限公司 用于视频编码和解码的二次变换

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
Alican Nalci, et al.，Non-CE6: Combination of JVET-O0472 and JVET-O0569 for TU-level LFNST Signaling with Last Position Co，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-O0963-v4，15th Meeting: Gothenburg, SE，2019年07月，pp.1-10
Jason Jung, et al.，Non-CE6: Simplified LFNST signalling，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-O0472-v5，15th Meeting: Gothenburg, SE，2019年07月，pp.1-5
Moonmo Koo et al.，CE6: Reduced Secondary Transform (RST) (test 6.5.1)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-M0292，13th Meeting: Marrakech, MA，2019年01月，pp.1-14
Moonmo Koo, Jaehyun Lim, Mehdi Salehifar, and Seung Hwan Kim，CE6: Reduced Secondary Transform (RST) (CE6-3.1)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，JVET-N0193，14th Meeting: Geneva, CH，2019年03月，pp.1-19

Also Published As

Publication number Publication date
KR102550425B1 (ko) 2023-07-04
CN117857792A (zh) 2024-04-09
AU2020253601A1 (en) 2021-10-07
JP2023010887A (ja) 2023-01-20
CN113557732A (zh) 2021-10-26
JP7427756B2 (ja) 2024-02-05
CN117528083A (zh) 2024-02-06
KR20250016488A (ko) 2025-02-03
JP2025118891A (ja) 2025-08-13
KR102758652B1 (ko) 2025-01-22
US20200322617A1 (en) 2020-10-08
US12113990B2 (en) 2024-10-08
KR20230104757A (ko) 2023-07-10
CN113557732B (zh) 2023-12-26
AU2023203638A1 (en) 2023-07-06
JP7684451B2 (ja) 2025-05-27
JP2024028602A (ja) 2024-03-04
US11172211B2 (en) 2021-11-09
US20240430458A1 (en) 2024-12-26
CA3133111A1 (en) 2020-10-08
AU2020253601B2 (en) 2023-03-09
WO2020206254A1 (en) 2020-10-08
JP2022515813A (ja) 2022-02-22
SG11202110364XA (en) 2021-10-28
AU2023203638B2 (en) 2025-02-27
US20210392345A1 (en) 2021-12-16
KR20210068511A (ko) 2021-06-09
EP3949410A1 (en) 2022-02-09
EP3949410A4 (en) 2023-03-29

Similar Documents

Publication Publication Date Title
JP7678055B2 (ja) ビデオデコーディングのための方法、装置、媒体、およびプログラム
JP7187702B2 (ja) ビデオ符号化の方法、装置及びコンピュータ・プログラム
US12368887B2 (en) Secondary transform application for various block sizes
JP7185049B2 (ja) ビデオ符号化及び復号するための方法、装置及びコンピュータ・プログラム
JP7695449B2 (ja) 映像符号化方法及び装置
JP7465918B2 (ja) デコーダが実行するビデオデコーディングのための方法及び装置、並びにエンコーダが実行するビデオエンコーディングのための方法
JP7504099B2 (ja) ビデオ符号化用の方法及び装置
JP7258168B2 (ja) ビデオコーディングのための方法並びにその、装置およびコンピュータプログラム
KR102631373B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7670799B2 (ja) デコーダが実行するビデオデコーディングの方法、装置、及びプログラム、並びにエンコーダが実行するビデオコーディングの方法
JP7520328B2 (ja) ビデオコーディングのための方法、装置およびコンピュータプログラム
JP2023524406A (ja) 複数基準線イントラ予測と変換分割との間の調和した設計
JP7523578B2 (ja) 多重変換選択を用いた適応スキャン
HK40057572B (zh) 视频编解码的方法和装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210624

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20210624

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220704

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220929

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20221024

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20221124

R150 Certificate of patent or registration of utility model

Ref document number: 7185049

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250