JP7795538B2 - ビデオコーディングのための複数仮説予測 - Google Patents

ビデオコーディングのための複数仮説予測

Info

Publication number
JP7795538B2
JP7795538B2 JP2023533329A JP2023533329A JP7795538B2 JP 7795538 B2 JP7795538 B2 JP 7795538B2 JP 2023533329 A JP2023533329 A JP 2023533329A JP 2023533329 A JP2023533329 A JP 2023533329A JP 7795538 B2 JP7795538 B2 JP 7795538B2
Authority
JP
Japan
Prior art keywords
block
prediction
weight
mode
motion vector
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
JP2023533329A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022140160A5 (https=
JP2024501154A5 (https=
JP2024501154A (ja
Inventor
ファン、ハン
ルーズ、ケビン
セレジン、バディム
カルチェビチ、マルタ
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.)
Qualcomm Inc
Original Assignee
Qualcomm 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
Priority claimed from US17/644,519 external-priority patent/US12445634B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of JP2024501154A publication Critical patent/JP2024501154A/ja
Publication of JPWO2022140160A5 publication Critical patent/JPWO2022140160A5/ja
Publication of JP2024501154A5 publication Critical patent/JP2024501154A5/ja
Application granted granted Critical
Publication of JP7795538B2 publication Critical patent/JP7795538B2/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
    • H04N19/105—Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for 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
    • H04N19/102—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
    • H04N19/124—Quantisation
    • 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
    • H04N19/30—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using hierarchical techniques, e.g. scalability
    • H04N19/34—Scalability techniques involving progressive bit-plane based encoding of the enhancement layer, e.g. fine granular scalability [FGS]
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/517—Processing of motion vectors by encoding
    • H04N19/52—Processing of motion vectors by encoding by predictive encoding
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/573—Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction
    • 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
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Color Television Systems (AREA)
JP2023533329A 2020-12-23 2021-12-16 ビデオコーディングのための複数仮説予測 Active JP7795538B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US202063130232P 2020-12-23 2020-12-23
US63/130,232 2020-12-23
US17/644,519 US12445634B2 (en) 2020-12-23 2021-12-15 Multiple hypothesis prediction for video coding
US17/644,519 2021-12-15
PCT/US2021/063856 WO2022140160A1 (en) 2020-12-23 2021-12-16 Multiple hypothesis prediction for video coding

Publications (4)

Publication Number Publication Date
JP2024501154A JP2024501154A (ja) 2024-01-11
JPWO2022140160A5 JPWO2022140160A5 (https=) 2024-11-27
JP2024501154A5 JP2024501154A5 (https=) 2024-11-27
JP7795538B2 true JP7795538B2 (ja) 2026-01-07

Family

ID=79230573

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023533329A Active JP7795538B2 (ja) 2020-12-23 2021-12-16 ビデオコーディングのための複数仮説予測

Country Status (11)

Country Link
EP (1) EP4268451A1 (https=)
JP (1) JP7795538B2 (https=)
KR (1) KR20230123933A (https=)
AU (1) AU2021409231A1 (https=)
CA (1) CA3197884A1 (https=)
CL (1) CL2023001835A1 (https=)
CO (1) CO2023008054A2 (https=)
IL (1) IL301828B1 (https=)
MX (1) MX2023007245A (https=)
TW (1) TW202228441A (https=)
WO (1) WO2022140160A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11695965B1 (en) * 2022-10-13 2023-07-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
WO2025058462A1 (ko) * 2023-09-15 2025-03-20 엘지전자 주식회사 디코딩 방법, 인코딩 방법 및 영상 정보의 전송 방법
WO2025058479A1 (ko) * 2023-09-15 2025-03-20 엘지전자 주식회사 인코딩 방법, 디코딩 방법, 컴퓨터 판독 가능한 기록 매체 및 전송 방법
WO2025147176A1 (ko) * 2024-01-05 2025-07-10 주식회사 케이티 영상 부호화/복호화 방법 및 비트스트림을 저장하는 기록 매체

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020084508A1 (en) 2018-10-23 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Harmonization between local illumination compensation and inter prediction coding
WO2020103852A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Difference calculation based on patial position
WO2020123442A1 (en) 2018-12-11 2020-06-18 Interdigital Vc Holdings, Inc. Method and apparatus for deblocking an image
WO2020132168A1 (en) 2018-12-21 2020-06-25 Interdigital Vc Holdings, Inc. Syntax for motion information signaling in video coding
US20200366928A1 (en) 2018-06-05 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Interaction of asymmetric weighted merges and other coding tools
JP2024540760A (ja) 2021-11-30 2024-11-01 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド ビデオ符号化における境界外条件を考慮した動き補償

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4060992B1 (en) * 2016-05-13 2025-07-02 InterDigital VC Holdings, Inc. Systems and methods for generalized multi-hypothesis prediction for video coding

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200366928A1 (en) 2018-06-05 2020-11-19 Beijing Bytedance Network Technology Co., Ltd. Interaction of asymmetric weighted merges and other coding tools
WO2020084508A1 (en) 2018-10-23 2020-04-30 Beijing Bytedance Network Technology Co., Ltd. Harmonization between local illumination compensation and inter prediction coding
WO2020103852A1 (en) 2018-11-20 2020-05-28 Beijing Bytedance Network Technology Co., Ltd. Difference calculation based on patial position
WO2020123442A1 (en) 2018-12-11 2020-06-18 Interdigital Vc Holdings, Inc. Method and apparatus for deblocking an image
WO2020132168A1 (en) 2018-12-21 2020-06-25 Interdigital Vc Holdings, Inc. Syntax for motion information signaling in video coding
JP2024540760A (ja) 2021-11-30 2024-11-01 ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド ビデオ符号化における境界外条件を考慮した動き補償

Also Published As

Publication number Publication date
AU2021409231A1 (en) 2023-05-18
KR20230123933A (ko) 2023-08-24
TW202228441A (zh) 2022-07-16
CO2023008054A2 (es) 2023-07-10
AU2021409231A9 (en) 2024-08-01
CA3197884A1 (en) 2022-06-30
JP2024501154A (ja) 2024-01-11
WO2022140160A1 (en) 2022-06-30
IL301828B1 (en) 2026-03-01
IL301828A (en) 2023-06-01
MX2023007245A (es) 2023-06-29
EP4268451A1 (en) 2023-11-01
CL2023001835A1 (es) 2024-01-05

Similar Documents

Publication Publication Date Title
JP7508660B2 (ja) ビデオコーディングの波面処理のための複数履歴ベース非隣接ｍｖｐ
TWI853918B (zh) 用於視訊寫碼之區塊內複製合併資料語法
JP7504925B2 (ja) ビデオコーディングのための組み合わされたインターおよびイントラ予測モード
JP7746520B2 (ja) デコーダ側動きベクトル精密化ツールオン／オフ制御
JP7819194B2 (ja) ビデオコーディングにおける最確モードリスト構築のためのデコーダ側イントラモード導出
CN113632466B (zh) 视频数据的帧间-帧内预测模式
JP7795538B2 (ja) ビデオコーディングのための複数仮説予測
EP3850838A1 (en) Vector predictor list generation
US12445634B2 (en) Multiple hypothesis prediction for video coding
CN114846801A (zh) 基于色度变换跳过的用于色度的lfnst信令
JP7730820B2 (ja) マージ推定領域のための履歴ベースの動きベクトル予測子制約
WO2020072928A1 (en) Intra block copy prediction restrictions in video coding
EP4133729B1 (en) Signaling the number of subblock merge candidates in video coding
JP7671292B2 (ja) ビデオコーディングのためのモノクロームパレットモード
JP7662540B2 (ja) ビデオコーディングにおけるｄｃイントラモード予測
JP2025542569A (ja) インター予測関連ビデオコーディングプロセスのための最小プロセスグリッド
TW202332272A (zh) 用於視訊譯碼的區塊級別參考圖片自我調整
KR20230162614A (ko) 비디오 코딩을 위한 다중 가설 예측을 위한 모션 정보의 적응형 코딩
CN116601952A (zh) 视频译码的多假设预测
HK40092083A (zh) 视频译码的多假设预测
KR20260026486A (ko) 비디오 데이터를 코딩하기 위한 인트라 블록 카피 예측을 위한 블록 벡터 탐색
KR20250002174A (ko) 다중 가설 예측에서 병합 후보들의 최대 수의 적응적 시그널링을 위한 방법들
HK40095638A (zh) 对用於视频译码的多假设预测的运动信息进行自适应译码
HK40065522B (zh) 用於视频译码的组合的帧间和帧内预测模式
CN117157975A (zh) 对用于视频译码的多假设预测的运动信息进行自适应译码

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20241118

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20241118

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20250909

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20250916

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20251120

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: 20251209

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20251219

R150 Certificate of patent or registration of utility model

Ref document number: 7795538

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150