CA3248581A1 - Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program - Google Patents

Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program

Info

Publication number
CA3248581A1
CA3248581A1 CA3248581A CA3248581A CA3248581A1 CA 3248581 A1 CA3248581 A1 CA 3248581A1 CA 3248581 A CA3248581 A CA 3248581A CA 3248581 A CA3248581 A CA 3248581A CA 3248581 A1 CA3248581 A1 CA 3248581A1
Authority
CA
Canada
Prior art keywords
dynamic image
motion information
information candidate
image decoding
image encoding
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.)
Pending
Application number
CA3248581A
Other languages
English (en)
Inventor
Shigeru Fukushima
Hiroya Nakamura
Satoru Sakazume
Toru Kumakura
Hiroyuki Kurashige
Hideki Takehara
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.)
JVCKenwood Corp
Original Assignee
JVCKenwood Corp
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 JVCKenwood Corp filed Critical JVCKenwood Corp
Publication of CA3248581A1 publication Critical patent/CA3248581A1/en
Pending legal-status Critical Current

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
    • H04N19/107Selection of coding mode or of prediction mode between spatial and temporal predictive coding, e.g. picture refresh
    • 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
    • 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
    • H04N19/102Methods 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
    • H04N19/119Adaptive subdivision aspects, e.g. subdivision of a picture into rectangular or non-rectangular coding 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
    • H04N19/134Methods 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • 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
    • H04N19/136Incoming video signal characteristics or properties
    • H04N19/137Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • 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
    • H04N19/42Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation
    • H04N19/423Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by implementation details or hardware specially adapted for video compression or decompression, e.g. dedicated software implementation characterised by memory arrangements
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/44Decoders specially adapted therefor, e.g. video decoders which are asymmetric with respect to the encoder
    • 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
    • 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
    • H04N19/513Processing of motion vectors
    • 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
    • H04N19/513Processing of motion vectors
    • H04N19/517Processing of motion vectors by encoding
    • H04N19/52Processing of motion vectors by encoding by predictive encoding
    • 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)
CA3248581A 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program Pending CA3248581A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018247407 2018-12-28
JP2019063065 2019-03-28
CA3129872A CA3129872A1 (en) 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program

Publications (1)

Publication Number Publication Date
CA3248581A1 true CA3248581A1 (en) 2025-02-21

Family

ID=71128684

Family Applications (2)

Application Number Title Priority Date Filing Date
CA3248581A Pending CA3248581A1 (en) 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program
CA3129872A Pending CA3129872A1 (en) 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program

Family Applications After (1)

Application Number Title Priority Date Filing Date
CA3129872A Pending CA3129872A1 (en) 2018-12-28 2019-12-20 Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program

Country Status (11)

Country Link
US (5) US11503283B2 (enExample)
EP (1) EP3905686A4 (enExample)
JP (7) JP6866919B2 (enExample)
KR (3) KR20250016495A (enExample)
CN (1) CN113287314B (enExample)
BR (1) BR112021012414A2 (enExample)
CA (2) CA3248581A1 (enExample)
MX (2) MX2021007756A (enExample)
MY (1) MY207408A (enExample)
RU (1) RU2768375C1 (enExample)
WO (1) WO2020137888A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020098814A1 (en) 2018-11-16 2020-05-22 Beijing Bytedance Network Technology Co., Ltd. History-based affine parameters inheritance
EP3905686A4 (en) * 2018-12-28 2022-10-19 JVCKenwood Corporation DYNAMIC PICTURE DECODING DEVICE, DYNAMIC PICTURE DECODING METHOD, DYNAMIC PICTURE DECODING PROGRAM, DYNAMIC PICTURE CODING DEVICE, DYNAMIC PICTURE CODING METHOD AND DYNAMIC PICTURE CODING PROGRAM
CN113439444A (zh) 2019-02-02 2021-09-24 北京字节跳动网络技术有限公司 用于仿射的多hmvp
WO2020169109A1 (en) * 2019-02-22 2020-08-27 Beijing Bytedance Network Technology Co., Ltd. Sub-table for history-based affine mode

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3277111B2 (ja) 1995-10-18 2002-04-22 シャープ株式会社 動画像符号化装置および動画像復号化装置
JP3627279B2 (ja) * 1995-03-31 2005-03-09 ソニー株式会社 量子化装置および量子化方法
US8514933B2 (en) 2005-03-01 2013-08-20 Qualcomm Incorporated Adaptive frame skipping techniques for rate controlled video encoding
US9313494B2 (en) * 2011-06-20 2016-04-12 Qualcomm Incorporated Parallelization friendly merge candidates for video coding
EP3282707B1 (en) * 2011-06-27 2018-11-07 Samsung Electronics Co., Ltd. Method and decoding motion information
US9992511B2 (en) 2011-10-21 2018-06-05 Nokia Technologies Oy Method for video coding and an apparatus
JP2013098733A (ja) * 2011-10-31 2013-05-20 Jvc Kenwood Corp 動画像復号装置、動画像復号方法及び動画像復号プログラム
US9571833B2 (en) * 2011-11-04 2017-02-14 Nokia Technologies Oy Method for coding and an apparatus
KR20130050149A (ko) 2011-11-07 2013-05-15 오수미 인터 모드에서의 예측 블록 생성 방법
TWI580263B (zh) * 2011-12-28 2017-04-21 Jvc Kenwood Corp Dynamic image decoding device, dynamic image decoding method and dynamic image decoding program
US9300906B2 (en) * 2013-03-29 2016-03-29 Google Inc. Pull frame interpolation
WO2015192286A1 (en) 2014-06-16 2015-12-23 Qualcomm Incorporated Simplified shifting merge candidate and merge list derivation in 3d-hevc
WO2018066867A1 (ko) * 2016-10-04 2018-04-12 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
CA3101730C (en) * 2018-06-29 2024-10-08 Beijing Bytedance Network Tech Co Ltd PARTIAL/COMPLETE PRUNING WHEN ADDING AN HMVP CANDIDATE TO THE MERGER/AMVP
US10785582B2 (en) 2018-12-10 2020-09-22 Starkey Laboratories, Inc. Ear-worn electronic hearing device incorporating an antenna with cutouts
CN118055249A (zh) 2018-09-22 2024-05-17 Lg 电子株式会社 使用间预测处理视频信号的方法和装置
WO2020065517A1 (en) 2018-09-24 2020-04-02 Beijing Bytedance Network Technology Co., Ltd. Simplified history based motion vector prediction
US11470340B2 (en) * 2018-12-10 2022-10-11 Tencent America LLC Simplified merge list construction for small coding blocks
CN116389750A (zh) * 2018-12-28 2023-07-04 Jvc建伍株式会社 动图像解码装置和方法、以及动图像编码装置和方法
EP3905686A4 (en) * 2018-12-28 2022-10-19 JVCKenwood Corporation DYNAMIC PICTURE DECODING DEVICE, DYNAMIC PICTURE DECODING METHOD, DYNAMIC PICTURE DECODING PROGRAM, DYNAMIC PICTURE CODING DEVICE, DYNAMIC PICTURE CODING METHOD AND DYNAMIC PICTURE CODING PROGRAM

Also Published As

Publication number Publication date
RU2768375C1 (ru) 2022-03-24
JP2021100285A (ja) 2021-07-01
JP2024177465A (ja) 2024-12-19
JP7559915B2 (ja) 2024-10-02
JP7619502B2 (ja) 2025-01-22
JP7711828B2 (ja) 2025-07-23
BR112021012414A2 (pt) 2021-09-08
KR102759439B1 (ko) 2025-01-22
US20230328236A1 (en) 2023-10-12
MX2024010730A (es) 2024-09-10
JP2025129212A (ja) 2025-09-04
JP7405127B2 (ja) 2023-12-26
KR20230163002A (ko) 2023-11-29
CA3129872A1 (en) 2020-07-02
JP6866919B2 (ja) 2021-04-28
RU2022106266A (ru) 2022-03-17
EP3905686A4 (en) 2022-10-19
US11503283B2 (en) 2022-11-15
JP7140224B2 (ja) 2022-09-21
MY207408A (en) 2025-02-26
US12088798B2 (en) 2024-09-10
JP2020167663A (ja) 2020-10-08
KR20250016495A (ko) 2025-02-03
JP2024023678A (ja) 2024-02-21
US12101471B2 (en) 2024-09-24
US20230031647A1 (en) 2023-02-02
US11856190B2 (en) 2023-12-26
CN113287314B (zh) 2024-08-16
JP2022036089A (ja) 2022-03-04
KR20210022757A (ko) 2021-03-03
US20220078411A1 (en) 2022-03-10
MX2021007756A (es) 2021-08-05
US20230328235A1 (en) 2023-10-12
JP2024053072A (ja) 2024-04-12
CN113287314A (zh) 2021-08-20
WO2020137888A1 (ja) 2020-07-02
US20240406386A1 (en) 2024-12-05
KR102606883B1 (ko) 2023-11-24
EP3905686A1 (en) 2021-11-03

Similar Documents

Publication Publication Date Title
WO2016123398A3 (en) Intra-block copy searching
CA3248581A1 (en) Dynamic image decoding device, dynamic image decoding method, dynamic image decoding program, dynamic image encoding device, dynamic image encoding method, and dynamic image encoding program
PH12021552657A1 (en) Upsampling in affine linear weighted intra prediction
MX2018016071A (es) Codificacion de video con refinamiento de informacion de movimiento adaptativo.
PH12019502265A1 (en) Sub-prediction unit temporal motion vector prediction (sub-pu tmvp) for video coding
MX2023000074A (es) Metodo de decodificacion de video y dispositivo para ello y metodo de codificacion de video y dispositivo para ello.
MY181718A (en) Image decoding method, image encoding method, image decoding device, image encoding device, and image encoding/decoding device
MX2023011455A (es) Dispositivo codificador de imagenes, dispositivo decodificador de imagenes, metodo de codificacion de imagenes y metodo de decodificacion de imagenes.
MX2024006250A (es) Compensacion de movimiento para codificacion y decodificacion de video.
MX2021003044A (es) Método y dispositivo de predicción de imagen.
EP4614977A3 (en) Method and apparatus of video coding with affine motion compensation
MY183484A (en) Method and apparatus for resource sharing between intra block copy mode and inter prediction mode in video coding systems
EP4250737A3 (en) Improved intra prediction in video coding
MX393989B (es) Se?alizacion de derivacion de diferencia de vector de movimiento
MX394412B (es) Método de codificación de video, método de decodificación de video y terminal.
EP4422177A3 (en) Method and apparatus for encoding or decoding video data in fruc mode with reduced memory accesses
MX360488B (es) Uso de una imagen actual como una referencia para la codificacion de video.
EP4429246A3 (en) Video processing method and device
IN2013MN00595A (enExample)
BR112013022641A8 (pt) Método para derivar um vetor de predição de movimento candidato
MX2024009591A (es) Metodo y dispositivo de codificacion/decodificacion de imagen, y flujo de bits de almacenamiento de medio de grabacion.
MX2025005142A (es) Prediccion de vector de movimiento temporal de sub-bloque para codificacion de video
MX2016016990A (es) Metodo de codificacion de imagen de profundidad y dispositivo en codificacion de video.
MX2020002586A (es) Metodo y dispositivo de codificacion, y metodo y dispositivo de decodificacion.
MX2020012244A (es) Metodo y aparato de codificacion de video.