CN117097890A - 解码装置、编码装置、存储介质、解码方法和编码方法 - Google Patents

解码装置、编码装置、存储介质、解码方法和编码方法 Download PDF

Info

Publication number
CN117097890A
CN117097890A CN202311199423.6A CN202311199423A CN117097890A CN 117097890 A CN117097890 A CN 117097890A CN 202311199423 A CN202311199423 A CN 202311199423A CN 117097890 A CN117097890 A CN 117097890A
Authority
CN
China
Prior art keywords
block
motion vector
prediction
unit
picture
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
CN202311199423.6A
Other languages
English (en)
Chinese (zh)
Inventor
安倍清史
西孝启
远间正真
加纳龙一
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.)
Panasonic Intellectual Property Corp of America
Original Assignee
Panasonic Intellectual Property Corp of America
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 Panasonic Intellectual Property Corp of America filed Critical Panasonic Intellectual Property Corp of America
Publication of CN117097890A publication Critical patent/CN117097890A/zh
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
    • H04N19/109Selection of coding mode or of prediction mode among a plurality of temporal predictive coding modes
    • 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
    • H04N19/50Methods 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
    • H04N19/10Methods 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
    • 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
    • H04N19/134Methods 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
    • H04N19/14Coding unit complexity, e.g. amount of activity or edge presence estimation
    • 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
    • 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
    • H04N19/176Methods 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
    • H04N19/186Methods 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 colour or a chrominance component
    • 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
    • H04N19/50Methods 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
    • H04N19/573Motion compensation with multiple frame prediction using two or more reference frames in a given prediction direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Error Detection And Correction (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
CN202311199423.6A 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法 Pending CN117097890A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US201762515208P 2017-06-05 2017-06-05
US62/515,208 2017-06-05
PCT/JP2018/020659 WO2018225594A1 (ja) 2017-06-05 2018-05-30 符号化装置、復号装置、符号化方法及び復号方法
CN201880036730.3A CN110692242B (zh) 2017-06-05 2018-05-30 编码装置、解码装置、编码方法和解码方法

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN201880036730.3A Division CN110692242B (zh) 2017-06-05 2018-05-30 编码装置、解码装置、编码方法和解码方法

Publications (1)

Publication Number Publication Date
CN117097890A true CN117097890A (zh) 2023-11-21

Family

ID=64567434

Family Applications (5)

Application Number Title Priority Date Filing Date
CN202311199423.6A Pending CN117097890A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法
CN201880036730.3A Active CN110692242B (zh) 2017-06-05 2018-05-30 编码装置、解码装置、编码方法和解码方法
CN202311208167.2A Pending CN117041563A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法
CN202311204072.3A Pending CN117041562A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法
CN202311200874.7A Pending CN117097891A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法

Family Applications After (4)

Application Number Title Priority Date Filing Date
CN201880036730.3A Active CN110692242B (zh) 2017-06-05 2018-05-30 编码装置、解码装置、编码方法和解码方法
CN202311208167.2A Pending CN117041563A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法
CN202311204072.3A Pending CN117041562A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法
CN202311200874.7A Pending CN117097891A (zh) 2017-06-05 2018-05-30 解码装置、编码装置、存储介质、解码方法和编码方法

Country Status (6)

Country Link
US (5) US10728543B2 (https=)
JP (6) JPWO2018225594A1 (https=)
KR (3) KR20240101722A (https=)
CN (5) CN117097890A (https=)
TW (3) TWI853708B (https=)
WO (1) WO2018225594A1 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018212111A1 (ja) 2017-05-19 2018-11-22 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 符号化装置、復号装置、符号化方法及び復号方法
CN116437103A (zh) 2017-05-19 2023-07-14 松下电器(美国)知识产权公司 解码装置和编码装置
CN117097890A (zh) * 2017-06-05 2023-11-21 松下电器(美国)知识产权公司 解码装置、编码装置、存储介质、解码方法和编码方法
JP2021520710A (ja) * 2018-04-06 2021-08-19 ヴィド スケール インコーポレイテッド 簡易化された勾配導出による双方向オプティカルフロー方法
CN113596460A (zh) * 2019-09-23 2021-11-02 杭州海康威视数字技术股份有限公司 编解码方法方法、装置及设备
US11418792B2 (en) * 2020-03-27 2022-08-16 Tencent America LLC Estimating attributes for the classification of adaptive loop filtering based on projection-slice theorem
WO2024010377A1 (ko) * 2022-07-05 2024-01-11 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체
US12425616B2 (en) * 2022-11-15 2025-09-23 Tencent America LLC Scaled intra reference picture
CN116939205A (zh) * 2023-04-10 2023-10-24 深圳传音控股股份有限公司 图像处理方法、处理设备及存储介质

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0171147B1 (ko) * 1995-03-20 1999-03-20 배순훈 그레디언트 변화를 이용한 특징점 선정장치
US8325822B2 (en) * 2006-01-20 2012-12-04 Qualcomm Incorporated Method and apparatus for determining an encoding method based on a distortion value related to error concealment
US8503536B2 (en) * 2006-04-07 2013-08-06 Microsoft Corporation Quantization adjustments for DC shift artifacts
CN106713931B (zh) * 2010-09-30 2019-09-03 三菱电机株式会社 运动图像编码装置及其方法、运动图像解码装置及其方法
JP2014192702A (ja) * 2013-03-27 2014-10-06 National Institute Of Information & Communication Technology 複数の入力画像をエンコーディングする方法、プログラムおよび装置
US20160191945A1 (en) * 2014-12-24 2016-06-30 Sony Corporation Method and system for processing video content
US10271064B2 (en) * 2015-06-11 2019-04-23 Qualcomm Incorporated Sub-prediction unit motion vector prediction using spatial and/or temporal motion information
CN107925775A (zh) * 2015-09-02 2018-04-17 联发科技股份有限公司 基于双向预测光流技术的视频编解码的运动补偿方法及装置
US10375413B2 (en) * 2015-09-28 2019-08-06 Qualcomm Incorporated Bi-directional optical flow for video coding
EP3413563B1 (en) * 2016-02-03 2026-02-18 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Moving image decoding device, moving image encoding device, and prediction image generation device
CN117097890A (zh) * 2017-06-05 2023-11-21 松下电器(美国)知识产权公司 解码装置、编码装置、存储介质、解码方法和编码方法

Also Published As

Publication number Publication date
TWI888240B (zh) 2025-06-21
US20260006186A1 (en) 2026-01-01
JP2024166244A (ja) 2024-11-28
WO2018225594A1 (ja) 2018-12-13
KR20200015518A (ko) 2020-02-12
US12439031B2 (en) 2025-10-07
TWI853708B (zh) 2024-08-21
JPWO2018225594A1 (ja) 2020-02-06
JP2024015159A (ja) 2024-02-01
CN110692242B (zh) 2023-10-03
JP7553686B2 (ja) 2024-09-18
TW202450295A (zh) 2024-12-16
US11115654B2 (en) 2021-09-07
CN117097891A (zh) 2023-11-21
KR102679175B1 (ko) 2024-06-27
US20200107018A1 (en) 2020-04-02
US20200314417A1 (en) 2020-10-01
JP7432653B2 (ja) 2024-02-16
JP2025123398A (ja) 2025-08-22
JP2021002891A (ja) 2021-01-07
JP7699703B2 (ja) 2025-06-27
KR20240101722A (ko) 2024-07-02
TW202537273A (zh) 2025-09-16
US11831864B2 (en) 2023-11-28
TWI814726B (zh) 2023-09-11
TW202402052A (zh) 2024-01-01
JP2022093625A (ja) 2022-06-23
TW201909632A (zh) 2019-03-01
CN117041563A (zh) 2023-11-10
KR102574175B1 (ko) 2023-09-04
US20210344906A1 (en) 2021-11-04
US20240048691A1 (en) 2024-02-08
CN117041562A (zh) 2023-11-10
KR20230131285A (ko) 2023-09-12
CN110692242A (zh) 2020-01-14
US10728543B2 (en) 2020-07-28

Similar Documents

Publication Publication Date Title
CN113747174B (zh) 编码装置、解码装置、编码方法、解码方法和非暂时性存储介质
CN110692242B (zh) 编码装置、解码装置、编码方法和解码方法
CN113678443B (zh) 编码装置、解码装置、编码方法、解码方法和记录介质
CN116828179A (zh) 图像编码装置及存储介质
CN111684805B (zh) 编码装置、解码装置、编码方法和解码方法
CN114173125B (zh) 编码装置、编码方法、解码装置及解码方法
TWI826214B (zh) 編碼方法及解碼方法
CN116886901A (zh) 解码装置、编码装置、解码方法和编码方法
CN117097887A (zh) 解码装置、编码装置、解码方法、编码方法及记录介质
CN112119637B (zh) 编码装置、解码装置
CN111247806B (zh) 解码装置和解码方法
CN111183643B (zh) 编码装置、解码装置、编码方法和解码方法
CN115065821B (zh) 编码装置和解码装置

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination