JP7736789B2 - ビデオ復号の方法、機器、及びコンピュータプログラム - Google Patents

ビデオ復号の方法、機器、及びコンピュータプログラム

Info

Publication number
JP7736789B2
JP7736789B2 JP2023534148A JP2023534148A JP7736789B2 JP 7736789 B2 JP7736789 B2 JP 7736789B2 JP 2023534148 A JP2023534148 A JP 2023534148A JP 2023534148 A JP2023534148 A JP 2023534148A JP 7736789 B2 JP7736789 B2 JP 7736789B2
Authority
JP
Japan
Prior art keywords
partition
intra prediction
intra
prediction mode
mode
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
JP2023534148A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023552415A5 (https=
JPWO2023044254A5 (https=
JP2023552415A (ja
Inventor
リー，リン
リー，シャン
チェン，リエン－フェイ
リウ，シャン
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.)
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 JP2023552415A publication Critical patent/JP2023552415A/ja
Publication of JP2023552415A5 publication Critical patent/JP2023552415A5/ja
Publication of JPWO2023044254A5 publication Critical patent/JPWO2023044254A5/ja
Application granted granted Critical
Publication of JP7736789B2 publication Critical patent/JP7736789B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • H04N19/103—Selection of coding mode or of prediction mode
    • H04N19/11—Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • 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
    • H04N19/132—Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • 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
    • H04N19/172—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 picture, frame or field
    • 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
    • H04N19/184—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
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • 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)
  • Compression Or Coding Systems Of Tv Signals (AREA)
JP2023534148A 2021-09-15 2022-09-07 ビデオ復号の方法、機器、及びコンピュータプログラム Active JP7736789B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202163261248P 2021-09-15 2021-09-15
US63/261,248 2021-09-15
US17/903,719 2022-09-06
US17/903,719 US12363288B2 (en) 2021-09-15 2022-09-06 Geometric partition based intra prediction
PCT/US2022/076050 WO2023044254A1 (en) 2021-09-15 2022-09-07 Geometric partition based intra prediction

Publications (4)

Publication Number Publication Date
JP2023552415A JP2023552415A (ja) 2023-12-15
JP2023552415A5 JP2023552415A5 (https=) 2024-08-15
JPWO2023044254A5 JPWO2023044254A5 (https=) 2024-08-15
JP7736789B2 true JP7736789B2 (ja) 2025-09-09

Family

ID=85479131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023534148A Active JP7736789B2 (ja) 2021-09-15 2022-09-07 ビデオ復号の方法、機器、及びコンピュータプログラム

Country Status (6)

Country Link
US (2) US12363288B2 (https=)
EP (1) EP4189957A4 (https=)
JP (1) JP7736789B2 (https=)
KR (1) KR20230051287A (https=)
CN (2) CN116325739B (https=)
WO (1) WO2023044254A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7527261B2 (ja) * 2021-09-27 2024-08-02 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
JP7516333B2 (ja) * 2021-09-27 2024-07-16 Kddi株式会社 画像復号装置、画像復号方法及びプログラム
US12593037B2 (en) * 2022-06-13 2026-03-31 Mediatek Inc. Adaptive regions for decoder-side intra mode derivation and prediction
CN121002868A (zh) * 2023-03-31 2025-11-21 夏普株式会社 用于对视频数据进行解码的设备和方法
WO2025150793A1 (ko) * 2024-01-08 2025-07-17 주식회사 엘엑스 세미콘 파티셔닝 기반 인트라 예측을 이용한 영상 코딩 방법 및 그 장치

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020263467A1 (en) 2019-06-24 2020-12-30 Alibaba Group Holding Limited Method and apparatus for motion field storage in video coding
US20210144374A1 (en) 2019-06-21 2021-05-13 Huawei Technologies Co., Ltd. Encoder, a decoder and corresponding methods for sub-block partitioning mode

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113225559B (zh) * 2018-10-12 2023-05-16 Oppo广东移动通信有限公司 视频信号的编码方法和解码方法及其装置
BR112021007863A2 (pt) 2018-11-02 2021-07-27 Beijing Bytedance Network Technology Co., Ltd. método e aparelho para processar dados de vídeo, e, meios de armazenamento e de gravação legíveis por computador não transitórios
CN113454993B (zh) * 2019-02-21 2025-03-14 韩国电子通信研究院 用于对视频进行编码/解码的方法和装置以及存储比特流的记录介质
US20200288175A1 (en) * 2019-03-06 2020-09-10 Qualcomm Incorporated Signaling of triangle merge mode indexes in video coding
MX2022003940A (es) 2019-10-03 2022-04-25 Huawei Tech Co Ltd Proceso de codificacion para modo de particion geometrica.
US11240524B2 (en) 2019-11-27 2022-02-01 Mediatek Inc. Selective switch for parallel processing
CN116962684A (zh) * 2020-12-03 2023-10-27 Oppo广东移动通信有限公司 视频编解码方法与系统、及视频编码器与视频解码器
WO2023284694A1 (en) * 2021-07-15 2023-01-19 Beijing Bytedance Network Technology Co., Ltd. Method, apparatus, and medium for video processing

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210144374A1 (en) 2019-06-21 2021-05-13 Huawei Technologies Co., Ltd. Encoder, a decoder and corresponding methods for sub-block partitioning mode
WO2020263467A1 (en) 2019-06-24 2020-12-30 Alibaba Group Holding Limited Method and apparatus for motion field storage in video coding

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
Congxia Dai, et al.，"GEOMETRY-ADAPTIVE BLOCK PARTITIONING FOR INTRA PREDICTION IN IMAGE & VIDEO CODING"，Proceedings of 2007 IEEE International Conference on Image Processing (ICIP 2007)，IEEE，2007年10月19日，Pages from VI-85 to VI-88，Print ISBN:978-1-4244-1436-9, <DOI: 10.1109/ICIP.2007.4379527>.
Jianle Chen, et al.，"Algorithm description for Versatile Video Coding and Test Model 13 (VTM 13)"，Document: JVET-V2002-v1, [online]，JVET-V2002 (version 1)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29，2021年07月04日，Pages 1,8,9,21-23,53-55，[retrieved on 2024.04.17], Retrieved from <https://jvet-experts.org/doc_end_user/current_document.php?id=10848> and <https://jvet-experts.org/doc_end_user/documents/22_Teleconference/wg11/JVET-V2002-v1.zip>.，(See document file "JVET-V2002-v1.docx" in the zip file "JVET-V2002-v1.zip".)
Saverio Blasi, et al.，"CE4-6: Combination of geometric partitioning and CIIP"，Document: JVET-Q0078, [online]，JVET-Q0078 (version 2)，Joint Video Experts Team (JVET) of ITU-T SG 16 WP 3 and ISO/IEC JTC 1/SC 29/WG 11，2020年01月07日，Pages 1-4，[retrieved on 2024.04.17], Retrieved from <https://jvet-experts.org/doc_end_user/current_document.php?id=8903> and <https://jvet-experts.org/doc_end_user/documents/17_Brussels/wg11/JVET-Q0078-v2.zip>.，(See document file "JVET-Q0078_v2.docx" in the zip file "JVET-Q0078-v2.zip".)

Also Published As

Publication number Publication date
EP4189957A1 (en) 2023-06-07
US20250317560A1 (en) 2025-10-09
KR20230051287A (ko) 2023-04-17
EP4189957A4 (en) 2024-01-10
CN116325739B (zh) 2025-01-21
US12363288B2 (en) 2025-07-15
WO2023044254A1 (en) 2023-03-23
US20230078392A1 (en) 2023-03-16
JP2023552415A (ja) 2023-12-15
CN116325739A (zh) 2023-06-23
CN119728966A (zh) 2025-03-28

Similar Documents

Publication Publication Date Title
KR102880083B1 (ko) 템플릿 매칭 기반 인트라 예측
JP7578791B2 (ja) 動画の符号化及び復号方法、装置、並びにコンピュータプログラム
JP7648755B2 (ja) 改善されたイントラ予測のための方法および装置
JP7651717B2 (ja) イントラ予測の融合に関する修正
JP7502190B2 (ja) ビデオ符号化のための方法並びにその装置及びコンピュータプログラム
KR102442931B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7666784B2 (ja) 改善されたイントラ・モード符号化のための方法、装置およびプログラム
KR20200124736A (ko) 비디오 코딩을 위한 방법 및 장치
JP7331218B2 (ja) 統合位置依存予測組み合わせプロセスを使用するデコードのための方法、装置およびコンピュータ・プログラム
JP7608554B2 (ja) イントラ予測モードとブロック差分パルスコード変調モードとの間の相互作用のための方法および装置
JP7585487B2 (ja) Ｉｂｃ及びイントラ予測を用いた幾何学的パーティションモードのためのイントラ予測モード情報伝搬
JP7736789B2 (ja) ビデオ復号の方法、機器、及びコンピュータプログラム
JP7652834B2 (ja) スキップモードフラグを伝達するための方法、装置及びコンピュータプログラム
JP2022510354A (ja) ビデオ符号化における隣接ブロックの利用可能性のための方法および装置
JP7665779B2 (ja) フレーム境界外の条件についての動きベクトルの制約
JP7540828B2 (ja) 映像復号のための方法、装置、及びコンピュータプログラム
KR102781109B1 (ko) 비디오 코딩을 위한 방법 및 장치
KR102913971B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP7803958B2 (ja) リスト構成の改善
JP7478253B2 (ja) デカップリング変換パーティション分割
JP2024147687A (ja) 補足強化情報メッセージを再サンプリングするワーピングベースの復号ピクチャ
KR20200121369A (ko) 비디오 코딩을 위한 방법 및 장치
JP7511668B2 (ja) ビデオコーディングの並列処理の改良
KR102899417B1 (ko) 비디오 코딩을 위한 방법 및 장치
JP2025503823A (ja) 画像および映像圧縮におけるクロスコンポーネント平面予測

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230605

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240507

A524 Written submission of copy of amendment under article 19 pct

Free format text: JAPANESE INTERMEDIATE CODE: A524

Effective date: 20240806

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20240924

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241224

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20250128

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20250528

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: 20250805

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20250828

R150 Certificate of patent or registration of utility model

Ref document number: 7736789

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150