JP7472306B2 - ビデオコーティングのための方法、及び装置 - Google Patents

ビデオコーティングのための方法、及び装置 Download PDF

Info

Publication number
JP7472306B2
JP7472306B2 JP2022557969A JP2022557969A JP7472306B2 JP 7472306 B2 JP7472306 B2 JP 7472306B2 JP 2022557969 A JP2022557969 A JP 2022557969A JP 2022557969 A JP2022557969 A JP 2022557969A JP 7472306 B2 JP7472306 B2 JP 7472306B2
Authority
JP
Japan
Prior art keywords
block
transform
threshold
feature
subgroup
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
JP2022557969A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023520197A (ja
Inventor
マドゥー・ペリンガーサリー・クリシュナン
サムルディーヒ・ヤシュワント・カフ
シン・ジャオ
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 JP2023520197A publication Critical patent/JP2023520197A/ja
Priority to JP2024063336A priority Critical patent/JP7789829B2/ja
Application granted granted Critical
Publication of JP7472306B2 publication Critical patent/JP7472306B2/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
    • H04N19/132—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
    • H04N19/169—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
    • H04N19/102—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
    • 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
    • H04N19/134—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
    • 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
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/50—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
    • H04N19/60—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)
JP2022557969A 2020-12-23 2021-10-05 ビデオコーティングのための方法、及び装置 Active JP7472306B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2024063336A JP7789829B2 (ja) 2020-12-23 2024-04-10 ビデオコーティングのための方法、及び装置

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063130249P 2020-12-23 2020-12-23
US63/130,249 2020-12-23
US17/490,967 2021-09-30
US17/490,967 US12096030B2 (en) 2020-12-23 2021-09-30 Method and apparatus for video coding
PCT/US2021/053591 WO2022139935A1 (en) 2020-12-23 2021-10-05 Method and apparatus for video coding

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2024063336A Division JP7789829B2 (ja) 2020-12-23 2024-04-10 ビデオコーティングのための方法、及び装置

Publications (2)

Publication Number Publication Date
JP2023520197A JP2023520197A (ja) 2023-05-16
JP7472306B2 true JP7472306B2 (ja) 2024-04-22

Family

ID=82021810

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022557969A Active JP7472306B2 (ja) 2020-12-23 2021-10-05 ビデオコーティングのための方法、及び装置
JP2024063336A Active JP7789829B2 (ja) 2020-12-23 2024-04-10 ビデオコーティングのための方法、及び装置

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2024063336A Active JP7789829B2 (ja) 2020-12-23 2024-04-10 ビデオコーティングのための方法、及び装置

Country Status (6)

Country Link
US (1) US12096030B2 (https=)
EP (1) EP4078958A4 (https=)
JP (2) JP7472306B2 (https=)
KR (1) KR20220124802A (https=)
CN (1) CN115769575B (https=)
WO (1) WO2022139935A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024080766A1 (ko) * 2022-10-12 2024-04-18 엘지전자 주식회사 비분리 변환에 기반한 영상 부호화/복호화 방법, 비트스트림을 전송하는 방법 및 비트스트림을 저장한 기록 매체
CN120898429A (zh) * 2023-03-22 2025-11-04 抖音视界有限公司 用于可视数据处理的方法、装置和介质
WO2025228434A1 (en) * 2024-05-02 2025-11-06 Mediatek Inc. Intra merge mode with transform selection

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180098081A1 (en) 2016-10-01 2018-04-05 Qualcomm Incorporated Transform selection for video coding
WO2019125035A1 (ko) 2017-12-21 2019-06-27 엘지전자 주식회사 선택적 변환에 기반한 영상 코딩 방법 및 그 장치
WO2019185883A1 (en) 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Determination of set of candidate transforms for video encoding

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9819952B2 (en) 2009-10-05 2017-11-14 Thomson Licensing Dtv Methods and apparatus for embedded quantization parameter adjustment in video encoding and decoding
WO2017192995A1 (en) 2016-05-06 2017-11-09 Vid Scale, Inc. Method and system for decoder-side intra mode derivation for block-based video coding
US10750181B2 (en) * 2017-05-11 2020-08-18 Mediatek Inc. Method and apparatus of adaptive multiple transforms for video coding
CN112740684A (zh) * 2018-09-19 2021-04-30 韩国电子通信研究院 用于对图像进行编码/解码的方法和装置以及用于存储比特流的记录介质

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180098081A1 (en) 2016-10-01 2018-04-05 Qualcomm Incorporated Transform selection for video coding
JP2019534624A (ja) 2016-10-01 2019-11-28 クゥアルコム・インコーポレイテッドＱｕａｌｃｏｍｍ Ｉｎｃｏｒｐｏｒａｔｅｄ ビデオコーディングのための変換選択
WO2019125035A1 (ko) 2017-12-21 2019-06-27 엘지전자 주식회사 선택적 변환에 기반한 영상 코딩 방법 및 그 장치
JP2021507634A (ja) 2017-12-21 2021-02-22 エルジー エレクトロニクス インコーポレイティド 選択的変換に基づいた映像コーディング方法およびその装置
WO2019185883A1 (en) 2018-03-29 2019-10-03 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Determination of set of candidate transforms for video encoding
JP2021519546A (ja) 2018-03-29 2021-08-10 フラウンホーファー−ゲゼルシャフト・ツール・フェルデルング・デル・アンゲヴァンテン・フォルシュング・アインゲトラーゲネル・フェライン 映像符号化のための候補変換セットの決定

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Jianle Chen et al.，Algorithm description for Versatile Video Coding and Test Model 11 (VTM 11) [online]，JVET-T2002-v1（JVET-T2002-v1.docx）, [2023年10月5日検索]，インターネット ＜URL: https://jvet-experts.org/doc_end_user/documents/20_Teleconference/wg11/JVET-T2002-v4.zip＞，2020年12月15日，pp.56-62

Also Published As

Publication number Publication date
WO2022139935A1 (en) 2022-06-30
JP2023520197A (ja) 2023-05-16
US12096030B2 (en) 2024-09-17
EP4078958A4 (en) 2023-03-08
JP2024088772A (ja) 2024-07-02
KR20220124802A (ko) 2022-09-14
EP4078958A1 (en) 2022-10-26
JP7789829B2 (ja) 2025-12-22
CN115769575A (zh) 2023-03-07
US20220201334A1 (en) 2022-06-23
CN115769575B (zh) 2025-02-07

Similar Documents

Publication Publication Date Title
JP7285954B2 (ja) ビデオコーディングのための方法および装置
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
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
JP7537025B2 (ja) 複合インターイントラ予測モードのための適応変換
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
JP7758275B2 (ja) ビデオコーディングのための方法、装置及びプログラム
JP7789829B2 (ja) ビデオコーティングのための方法、及び装置
JP7817307B2 (ja) ビデオコーディングのための方法および装置
JP7761348B2 (ja) 部分空間制約を有する直交変換生成
JP7817335B2 (ja) イントラ双方向予測及び複数参照ライン選択のための調和設計
JP2024507377A (ja) ビデオ処理の方法、デバイス、及びプログラム
JP2024535959A (ja) 複合インターイントラ予測モードのための二次変換
JP2024516763A (ja) 適応型多重変換セット選択
JP7512422B2 (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
JP2025501811A (ja) １次元変換スキップのためのｅｏｂの信号伝達
JP2025503349A (ja) 複数の予測モードに基づくクロスチャネル予測
JP2023510690A (ja) ビデオコーディングのための方法及び装置
JP7523578B2 (ja) 多重変換選択を用いた適応スキャン
HK40083592A (en) Method, computer apparatus, device and storage medium for video decoding
HK40083592B (zh) 视频解码的方法、计算机装置、设备及存储介质
HK40073788A (en) Video encoding and decoding method and apparatus
HK40084469B (zh) 视频处理的方法、计算机装置、设备及存储介质

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220922

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20231010

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20231023

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20240123

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: 20240311

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240410

R150 Certificate of patent or registration of utility model

Ref document number: 7472306

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150