SG11202006258VA - Picture prediction method and apparatus, and codec - Google Patents

Picture prediction method and apparatus, and codec

Info

Publication number
SG11202006258VA
SG11202006258VA SG11202006258VA SG11202006258VA SG11202006258VA SG 11202006258V A SG11202006258V A SG 11202006258VA SG 11202006258V A SG11202006258V A SG 11202006258VA SG 11202006258V A SG11202006258V A SG 11202006258VA SG 11202006258V A SG11202006258V A SG 11202006258VA
Authority
SG
Singapore
Prior art keywords
codec
prediction method
picture prediction
picture
prediction
Prior art date
Application number
SG11202006258VA
Other languages
English (en)
Inventor
Xiang Ma
Haitao Yang
Huanbang Chen
Shan Gao
Original Assignee
Huawei Tech Co Ltd
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 Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of SG11202006258VA publication Critical patent/SG11202006258VA/en

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
    • H04N19/50—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
    • 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
    • H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
    • 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
    • H04N19/169—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
    • H04N19/10—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
    • H04N19/182—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 a pixel
    • 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
    • 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
    • H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
    • 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
    • H04N19/70—Methods 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)
  • Image Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Color Television Systems (AREA)
  • Image Analysis (AREA)
SG11202006258VA 2017-12-31 2018-12-27 Picture prediction method and apparatus, and codec SG11202006258VA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711494274.0A CN109996081B (zh) 2017-12-31 2017-12-31 图像预测方法、装置以及编解码器
PCT/CN2018/124275 WO2019129130A1 (zh) 2017-12-31 2018-12-27 图像预测方法、装置以及编解码器

Publications (1)

Publication Number Publication Date
SG11202006258VA true SG11202006258VA (en) 2020-07-29

Family

ID=67066616

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202006258VA SG11202006258VA (en) 2017-12-31 2018-12-27 Picture prediction method and apparatus, and codec

Country Status (11)

Country Link
US (2) US11528503B2 (zh)
EP (2) EP3734976A4 (zh)
JP (2) JP2021508213A (zh)
KR (3) KR20240011263A (zh)
CN (3) CN117336504A (zh)
AU (2) AU2018395081B2 (zh)
BR (1) BR112020012914A2 (zh)
CA (1) CA3087405A1 (zh)
SG (1) SG11202006258VA (zh)
TW (2) TWI828507B (zh)
WO (1) WO2019129130A1 (zh)

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JP7282872B2 (ja) * 2018-08-13 2023-05-29 エルジー エレクトロニクス インコーポレイティド ヒストリベースの動きベクトルに基づくインター予測方法及びその装置
BR112021022174A2 (pt) 2019-05-11 2021-12-21 Beijing Bytedance Network Tech Co Ltd Método para processar dados de vídeo, aparelho para processar dados de vídeo, meio de armazenamento e meio de gravação
CN110545425B (zh) * 2019-08-21 2021-11-16 浙江大华技术股份有限公司 一种帧间预测方法、终端设备以及计算机存储介质
WO2021061023A1 (en) * 2019-09-23 2021-04-01 Huawei Technologies Co., Ltd. Signaling for motion vector refinement
WO2020251418A2 (en) * 2019-10-01 2020-12-17 Huawei Technologies Co., Ltd. Method and apparatus of slice-level signaling for bi-directional optical flow and decoder side motion vector refinement
EP4029245A4 (en) 2019-10-12 2022-11-23 Beijing Bytedance Network Technology Co., Ltd. HIGH LEVEL SYNTAX FOR VIDEO CODING TOOLS
CN112135127B (zh) * 2019-11-05 2021-09-21 杭州海康威视数字技术股份有限公司 一种编解码方法、装置、设备及机器可读存储介质
CN113452997B (zh) * 2020-03-25 2022-07-29 杭州海康威视数字技术股份有限公司 一种编解码方法、装置及其设备
CN112565753B (zh) * 2020-12-06 2022-08-16 浙江大华技术股份有限公司 运动矢量差的确定方法和装置、存储介质及电子装置
CN114640856B (zh) * 2021-03-19 2022-12-23 杭州海康威视数字技术股份有限公司 解码方法、编码方法、装置及设备
CN113691810B (zh) * 2021-07-26 2022-10-04 浙江大华技术股份有限公司 帧内帧间联合预测方法、编解码方法及相关设备、存储介质
CN113938690B (zh) * 2021-12-03 2023-10-31 北京达佳互联信息技术有限公司 视频编码方法、装置、电子设备及存储介质
US20230199171A1 (en) * 2021-12-21 2023-06-22 Mediatek Inc. Search Memory Management For Video Coding
WO2024010338A1 (ko) * 2022-07-05 2024-01-11 한국전자통신연구원 영상 부호화/복호화를 위한 방법, 장치 및 기록 매체

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US6195389B1 (en) * 1998-04-16 2001-02-27 Scientific-Atlanta, Inc. Motion estimation system and methods
CN1658673A (zh) * 2005-03-23 2005-08-24 南京大学 视频压缩编解码方法
CN101557514B (zh) * 2008-04-11 2011-02-09 华为技术有限公司 一种帧间预测编解码方法、装置及系统
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US8917769B2 (en) 2009-07-03 2014-12-23 Intel Corporation Methods and systems to estimate motion based on reconstructed reference frames at a video decoder
JP2012034225A (ja) * 2010-07-30 2012-02-16 Canon Inc 動きベクトル検出装置及び動きベクトル検出方法、コンピュータプログラム
GB2493755B (en) 2011-08-17 2016-10-19 Canon Kk Method and device for encoding a sequence of images and method and device for decoding a sequence of images
CN104427347A (zh) * 2013-09-02 2015-03-18 苏州威迪斯特光电科技有限公司 网络摄像机视频监控系统图像质量提高方法
CN104427345B (zh) * 2013-09-11 2019-01-08 华为技术有限公司 运动矢量的获取方法、获取装置、视频编解码器及其方法
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Also Published As

Publication number Publication date
JP2021508213A (ja) 2021-02-25
EP3734976A4 (en) 2021-02-03
TW202318876A (zh) 2023-05-01
RU2020125254A (ru) 2022-01-31
AU2018395081A1 (en) 2020-08-13
KR102503943B1 (ko) 2023-02-24
AU2023204122A1 (en) 2023-07-13
KR20240011263A (ko) 2024-01-25
RU2020125254A3 (zh) 2022-01-31
CA3087405A1 (en) 2019-07-04
TWI791723B (zh) 2023-02-11
TWI828507B (zh) 2024-01-01
CN109996081A (zh) 2019-07-09
JP2023103277A (ja) 2023-07-26
EP3734976A1 (en) 2020-11-04
EP4362464A3 (en) 2024-05-29
CN117336504A (zh) 2024-01-02
KR20200101986A (ko) 2020-08-28
TW201931857A (zh) 2019-08-01
WO2019129130A1 (zh) 2019-07-04
US20230232036A1 (en) 2023-07-20
BR112020012914A2 (pt) 2020-12-08
EP4362464A2 (en) 2024-05-01
KR20230033021A (ko) 2023-03-07
US11528503B2 (en) 2022-12-13
US20200396478A1 (en) 2020-12-17
KR102627496B1 (ko) 2024-01-18
AU2018395081B2 (en) 2023-03-30
CN109996081B (zh) 2023-09-12
CN111543059A (zh) 2020-08-14

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