CN112567751A - 一种3d图形数据压缩和解压缩的方法及装置 - Google Patents

一种3d图形数据压缩和解压缩的方法及装置 Download PDF

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Publication number
CN112567751A
CN112567751A CN201880096572.0A CN201880096572A CN112567751A CN 112567751 A CN112567751 A CN 112567751A CN 201880096572 A CN201880096572 A CN 201880096572A CN 112567751 A CN112567751 A CN 112567751A
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data
model
model data
compression
sequence
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CN201880096572.0A
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万双
张福文
黄巍
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/22—Matching criteria, e.g. proximity measures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T9/00—Image coding
    • G06T9/001—Model-based coding, e.g. wire frame
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/40—Extraction of image or video features
    • G06V10/56—Extraction of image or video features relating to colour
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
    • G06V10/761—Proximity, similarity or dissimilarity measures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
    • H04N21/81—Monomedia components thereof
    • H04N21/8146—Monomedia components thereof involving graphical data, e.g. 3D object, 2D graphics

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Artificial Intelligence (AREA)
  • Data Mining & Analysis (AREA)
  • Evolutionary Computation (AREA)
  • Software Systems (AREA)
  • Signal Processing (AREA)
  • Computer Graphics (AREA)
  • Computing Systems (AREA)
  • Medical Informatics (AREA)
  • General Health & Medical Sciences (AREA)
  • Databases & Information Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Geometry (AREA)
  • Processing Or Creating Images (AREA)
  • Information Transfer Between Computers (AREA)

Abstract

本申请实施例公开了一种3D图形数据的压缩方法，该方法包括：从服务器端的图形应用程序编程接口获取第一3D模型数据；基于3D模型数据的特征值确定第一3D模型数据所属的第一角色序列；在该第一角色序列中确定与该第一3D模型数据相似度最高的3D模型数据；基于该第一3D模型数据和该相似度最高的3D模型数据，得到第一3D模型数据的压缩结果。本申请提供的方法在3D模型所属的类别内搜索最相似的参考模型，降低模型搜索空间的大小，减少计算量，进一步的，基于第一3D模型与最相似的参考模型获得压缩结果，降低冗余信息，提高压缩比例。

Description

PCT国内申请，说明书已公开。

Claims (43)

  1. PCT国内申请，权利要求书已公开。
CN201880096572.0A 2018-09-26 2018-09-26 一种3d图形数据压缩和解压缩的方法及装置 Pending CN112567751A (zh)

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PCT/CN2018/107530 WO2020061797A1 (zh) 2018-09-26 2018-09-26 一种3d图形数据压缩和解压缩的方法及装置

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US (1) US20210209810A1 (zh)
EP (1) EP3836548A4 (zh)
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WO2023279964A1 (zh) * 2021-07-08 2023-01-12 华为技术有限公司 数据压缩方法、装置、计算设备及存储***
CN114943810B (zh) * 2022-07-26 2022-09-30 安徽继远软件有限公司 基于osgb的倾斜摄影切片的优化方法、终端、装置和介质
CN115482147B (zh) * 2022-09-14 2023-04-28 中国人民大学 基于压缩数据直接计算的高效并行图处理方法和***

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AU2004305808A1 (en) * 2003-09-12 2005-03-31 Citrix Systems,Inc. Method and apparatus for generating graphical and media displays at a thin client
CN102172026A (zh) * 2008-10-07 2011-08-31 欧几里得发现有限责任公司 基于特征的视频压缩
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CN103593184A (zh) * 2013-10-31 2014-02-19 福州瑞芯微电子有限公司 图像显示***及图像显示方法
CN103646414A (zh) * 2013-12-13 2014-03-19 贾金原 一种三维场景中基于单元重用的三维模型轻量化方法
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EP2216750A1 (en) * 2009-02-06 2010-08-11 Thomson Licensing Method and apparatus for encoding 3D mesh models, and method and apparatus for decoding encoded 3D mesh models
KR101681589B1 (ko) * 2010-07-27 2016-12-01 엘지전자 주식회사 영상 처리 장치 및 그 방법
EP2750105A1 (en) * 2012-12-31 2014-07-02 Dassault Systèmes Streaming a simulated three-dimensional modeled object from a server to a remote client
US9240070B2 (en) * 2013-12-09 2016-01-19 Google Inc. Methods and systems for viewing dynamic high-resolution 3D imagery over a network
CN104869425A (zh) * 2015-05-13 2015-08-26 信阳师范学院 一种基于纹理图像相似性的压缩和解压缩方法

Patent Citations (6)

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Publication number Priority date Publication date Assignee Title
AU2004305808A1 (en) * 2003-09-12 2005-03-31 Citrix Systems,Inc. Method and apparatus for generating graphical and media displays at a thin client
CN102172026A (zh) * 2008-10-07 2011-08-31 欧几里得发现有限责任公司 基于特征的视频压缩
WO2012037504A1 (en) * 2010-09-18 2012-03-22 Ciinow, Inc. A method and mechanism for delivering applications over a wan
CN103593184A (zh) * 2013-10-31 2014-02-19 福州瑞芯微电子有限公司 图像显示***及图像显示方法
CN103646414A (zh) * 2013-12-13 2014-03-19 贾金原 一种三维场景中基于单元重用的三维模型轻量化方法
US20180173994A1 (en) * 2016-12-15 2018-06-21 WaveOne Inc. Enhanced coding efficiency with progressive representation

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WO2020061797A1 (zh) 2020-04-02
EP3836548A1 (en) 2021-06-16
US20210209810A1 (en) 2021-07-08

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