TW202228441A - 用於視頻譯碼的多重假設預測 - Google Patents

用於視頻譯碼的多重假設預測 Download PDF

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Publication number
TW202228441A
TW202228441A TW110147281A TW110147281A TW202228441A TW 202228441 A TW202228441 A TW 202228441A TW 110147281 A TW110147281 A TW 110147281A TW 110147281 A TW110147281 A TW 110147281A TW 202228441 A TW202228441 A TW 202228441A
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Taiwan
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prediction
weight
block
mode
prediction block
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TW110147281A
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English (en)
Chinese (zh)
Inventor
黃漢
凱文 佩斯可 安德烈 瑞茲
法迪姆 塞瑞金
馬塔 卡茲維克茲
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美商高通公司
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Priority claimed from US17/644,519 external-priority patent/US12445634B2/en
Application filed by 美商高通公司 filed Critical 美商高通公司
Publication of TW202228441A publication Critical patent/TW202228441A/zh

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    • 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
    • H04N19/10—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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Color Television Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
TW110147281A 2020-12-23 2021-12-16 用於視頻譯碼的多重假設預測 TW202228441A (zh)

Applications Claiming Priority (4)

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

Publications (1)

Publication Number Publication Date
TW202228441A true TW202228441A (zh) 2022-07-16

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TW110147281A TW202228441A (zh) 2020-12-23 2021-12-16 用於視頻譯碼的多重假設預測

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11962812B1 (en) 2022-10-13 2024-04-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer

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* Cited by examiner, † Cited by third party
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CN121844562A (zh) * 2023-09-15 2026-04-10 Lg电子株式会社 编码方法、解码方法、计算机可读记录介质和发送方法
WO2025058462A1 (ko) * 2023-09-15 2025-03-20 엘지전자 주식회사 디코딩 방법, 인코딩 방법 및 영상 정보의 전송 방법
WO2025147176A1 (ko) * 2024-01-05 2025-07-10 주식회사 케이티 영상 부호화/복호화 방법 및 비트스트림을 저장하는 기록 매체

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KR102480191B1 (ko) * 2016-05-13 2022-12-21 브이아이디 스케일, 인크. 비디오 코딩을 위한 일반화된 다중-가설 예측 시스템 및 방법
WO2019234578A1 (en) 2018-06-05 2019-12-12 Beijing Bytedance Network Technology Co., Ltd. Asymmetric weighted bi-predictive merges
CN112868238B (zh) * 2018-10-23 2023-04-21 北京字节跳动网络技术有限公司 局部照明补偿和帧间预测编解码之间的并置
CN113056914B (zh) 2018-11-20 2024-03-01 北京字节跳动网络技术有限公司 基于部分位置的差计算
KR102922093B1 (ko) 2018-12-11 2026-02-05 인터디지털 브이씨 홀딩스 인코포레이티드 이미지를 디블록킹하기 위한 방법 및 장치
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

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11962812B1 (en) 2022-10-13 2024-04-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
US11962813B1 (en) 2022-10-13 2024-04-16 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
US11997320B2 (en) 2022-10-13 2024-05-28 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
US12022131B2 (en) 2022-10-13 2024-06-25 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
US12137256B2 (en) 2022-10-13 2024-11-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
TWI871646B (zh) * 2022-10-13 2025-02-01 弗勞恩霍夫爾協會 使用編碼圖片緩存器的視頻編碼
US12382107B2 (en) 2022-10-13 2025-08-05 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer
US12464169B2 (en) 2022-10-13 2025-11-04 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Video coding using a coded picture buffer

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Publication number Publication date
CA3197884A1 (en) 2022-06-30
AU2021409231A1 (en) 2023-05-18
IL301828B1 (en) 2026-03-01
JP2024501154A (ja) 2024-01-11
WO2022140160A1 (en) 2022-06-30
AU2021409231A9 (en) 2024-08-01
JP7795538B2 (ja) 2026-01-07
CL2023001835A1 (es) 2024-01-05
IL301828A (en) 2023-06-01
EP4268451A1 (en) 2023-11-01
KR20230123933A (ko) 2023-08-24
CO2023008054A2 (es) 2023-07-10
MX2023007245A (es) 2023-06-29

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