PL3855748T3 - Urządzenie do dekodowania obrazu - Google Patents

Urządzenie do dekodowania obrazu

Info

Publication number
PL3855748T3
PL3855748T3 PL19861524.7T PL19861524T PL3855748T3 PL 3855748 T3 PL3855748 T3 PL 3855748T3 PL 19861524 T PL19861524 T PL 19861524T PL 3855748 T3 PL3855748 T3 PL 3855748T3
Authority
PL
Poland
Prior art keywords
decoding device
image decoding
image
decoding
Prior art date
Application number
PL19861524.7T
Other languages
English (en)
Inventor
Tomonori Hashimoto
Tomohiro Ikai
Takeshi Chujoh
Eiichi Sasaki
Original Assignee
Sharp Kabushiki Kaisha
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 Sharp Kabushiki Kaisha filed Critical Sharp Kabushiki Kaisha
Publication of PL3855748T3 publication Critical patent/PL3855748T3/pl

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods 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
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods 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
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/174Methods 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 slice, e.g. a line of blocks or a group of blocks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/17Methods 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
    • H04N19/176Methods 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods 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
    • H04N19/182Methods 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 pixel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51Motion estimation or motion compensation
    • H04N19/577Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods 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)
PL19861524.7T 2018-09-21 2019-09-20 Urządzenie do dekodowania obrazu PL3855748T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2018177818 2018-09-21
PCT/JP2019/037107 WO2020059877A1 (ja) 2018-09-21 2019-09-20 画像復号装置および画像符号化装置

Publications (1)

Publication Number Publication Date
PL3855748T3 true PL3855748T3 (pl) 2025-03-17

Family

ID=69887241

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19861524.7T PL3855748T3 (pl) 2018-09-21 2019-09-20 Urządzenie do dekodowania obrazu

Country Status (5)

Country Link
US (3) US11689731B2 (pl)
EP (2) EP4436171A3 (pl)
CN (4) CN118200535A (pl)
PL (1) PL3855748T3 (pl)
WO (1) WO2020059877A1 (pl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7450611B2 (ja) * 2018-10-02 2024-03-15 インターデジタル ヴイシー ホールディングス, インコーポレイテッド 一般化された双予測および重み付き予測
US11394989B2 (en) * 2018-12-10 2022-07-19 Tencent America LLC Method and apparatus for video coding
CN116980621A (zh) * 2019-02-28 2023-10-31 华为技术有限公司 编码器、解码器及相应的帧间预测方法
CN120321406A (zh) * 2019-08-22 2025-07-15 Lg电子株式会社 图像解码设备、图像编码设备和比特流发送设备
WO2020251414A2 (en) * 2019-09-29 2020-12-17 Huawei Technologies Co., Ltd. Method and apparatus of generating weighting masks for integer-slope split directions in inter prediction
WO2020251423A2 (en) 2019-10-07 2020-12-17 Huawei Technologies Co., Ltd. Method and apparatus of harmonizing weighted prediction and bi-prediction with coding-unit-level weight
JP2023509525A (ja) * 2020-01-13 2023-03-08 エルジー エレクトロニクス インコーポレイティド 予測重み付けテーブルベースのビデオ/映像コーディング方法及び装置
US20240031600A1 (en) * 2022-07-19 2024-01-25 Tencent America LLC Inter prediction direction and bcw index coding in merge mode
US12477120B2 (en) * 2022-10-17 2025-11-18 Alibaba Damo (Hangzhou) Technology Co., Ltd. Keypoints based video compression
US12200195B2 (en) * 2023-03-21 2025-01-14 Tencent America LLC Multiple lists for block based weighting factors
JP2024151450A (ja) * 2023-04-12 2024-10-25 シャープ株式会社 動画像符号化装置、復号装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011142277A1 (ja) * 2010-05-13 2011-11-17 シャープ株式会社 予測画像生成装置、動画像復号装置、及び、動画像符号化装置
US20130116411A1 (en) 2011-09-06 2013-05-09 Allergan, Inc. Methods of making hyaluronic acid/collagen compositions
BR122020003071B1 (pt) 2011-10-17 2021-11-09 Kabushiki Kaisha Toshiba Método de decodificação e método de codificação
BR112014004645B1 (pt) * 2011-11-08 2022-04-26 Kabushiki Kaisha Toshiba Método de codificação de imagem e aparelho de codificação de imagem
US9503720B2 (en) * 2012-03-16 2016-11-22 Qualcomm Incorporated Motion vector coding and bi-prediction in HEVC and its extensions
US9948951B2 (en) * 2012-12-26 2018-04-17 Sharp Kabushiki Kaisha Image decoding device which generates a predicted image of a target prediction unit
US10432963B2 (en) * 2013-11-05 2019-10-01 Arris Enterprises Llc Bit depth variable for high precision data in weighted prediction syntax and semantics
CN115118970B (zh) * 2016-05-13 2025-09-23 交互数字Vc控股公司 用于视频编码的通用式多假设预测的系统及方法
EP3744102B1 (en) * 2018-01-24 2026-03-04 InterDigital VC Holdings, Inc. Generalized bi-prediction for video coding with reduced coding complexity
CN111919449B (zh) 2018-03-27 2024-07-05 数码士有限公司 使用运动补偿的视频信号处理方法及设备

Also Published As

Publication number Publication date
CN118214858A (zh) 2024-06-18
EP4436171A3 (en) 2024-12-18
US20240380902A1 (en) 2024-11-14
EP3855748A1 (en) 2021-07-28
US12532004B2 (en) 2026-01-20
CN118200534A (zh) 2024-06-14
US20230336746A1 (en) 2023-10-19
US12096008B2 (en) 2024-09-17
US20220038720A1 (en) 2022-02-03
CN112740704A (zh) 2021-04-30
CN118200535A (zh) 2024-06-14
WO2020059877A1 (ja) 2020-03-26
EP4436171A2 (en) 2024-09-25
EP3855748B8 (en) 2024-12-11
EP3855748A4 (en) 2022-06-01
CN112740704B (zh) 2024-04-16
US11689731B2 (en) 2023-06-27
EP3855748B1 (en) 2024-11-06

Similar Documents

Publication Publication Date Title
PL3855748T3 (pl) Urządzenie do dekodowania obrazu
EP3897305C0 (de) Trinkvorrichtung
PL3824347T3 (pl) Urządzenie do wizualizacji tkanek
EP3572864A4 (en) Image projection device
EP3690517A4 (en) IMAGE PROJECTION DEVICE
EP3618439A4 (en) IMAGE DECODING DEVICE AND IMAGE CODING DEVICE
EP3476272A4 (en) IMAGE
EP3518031A4 (en) IMAGING DEVICE
EP3993013A4 (en) Imaging device
EP3932840A4 (en) Image formation device
EP3805832A4 (en) IMAGING DEVICE
DK4085819T3 (da) Oct-billedbehandling
EP3712667A4 (en) IMAGING DEVICE
EP3518178A4 (en) IMAGE PROCESSING DEVICE
DK3746678T3 (da) Fastspændingsindretning
EP3483832A4 (en) IMAGE PROCESSING DEVICE
EP3813348A4 (en) CAPTURING IMAGES
EP3734965A4 (en) IMAGING DEVICE
EP4395318C0 (en) TRANSFORM-BASED IMAGE CODING DEVICE
EP3841314C0 (en) CONNECTION DEVICE
EP3819706A4 (en) IMAGE DISPLAY DEVICE
PL3773144T3 (pl) Urządzenie okulistyczne
EP3806073A4 (en) IMAGE DISPLAY DEVICE
EP3719840A4 (en) IMAGE CAPTURE DEVICE
EP3936028A4 (en) Image generation device