Three-dimensional image interaction technique used in network

A three-dimensional image and image technology, applied in image data processing, image data processing, 3D modeling, etc., can solve the problems of complex three-dimensional object model, large amount of data, performance dependence of three-dimensional image rendering, etc., to protect model information security, The effect of reducing hardware requirements

Inactive Publication Date: 2010-02-10
刘俊杰
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] ① The performance of 3D image rendering depends on the acceleration hardware of 3D graphics on the client side, and it is impossible to create and use too complex 3D object models;
[0004] ② It is necessary to establish a model for the 3D scene, and it is impossible to directly present the real-world image effect;
[0005] ③The model information will be sent to the client, and there may be hidden dangers of leaking model information security;
[0006] ④The model data used for web browsing must be transmitted once before it can be displayed and interacted. The data volume is large and it takes a long time

Method used

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  • Three-dimensional image interaction technique used in network
  • Three-dimensional image interaction technique used in network
  • Three-dimensional image interaction technique used in network

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0034] The implementation examples of this technology are as follows:

[0035] see image 3 , the image pre-acquisition described in this technology can be completed by the following steps:

[0036] ①Use a digital camera or a camera array to collect the 3D image of the vehicle target to be displayed. According to the level of detail that needs to be displayed, in this example, a Canon camera is connected to the control computer through a cable. The Canon camera driver provides control over the digital camera, including shutter and focal length and image acquisition parameters such as aperture. Set the accuracy and interval of image sampling. In this example, an electric rotating pan / tilt is used to control the image acquisition angle, and a CNC mobile platform controls the acquisition position;

[0037] ② Acquisition CNC program drives the camera, collects a target image, and records the spatial position of each image collection point. The location of the collection point i...

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PUM

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Abstract

The invention relates to a three-dimensional image interaction technique used in a network, which generates three-dimensional images by using an image acquisition device or virtual scenes of a computer, and is realized by an image compression processing server, an image transmission server, a client computer or a terminal through network connections. The technique overcomes the defects that the prior network three-dimensional image technique depends on client three-dimensional image acceleration hardware, cannot establish and use too complicated three-dimensional object models, and cannot directly present the image effects of a real world. The implementation scheme of the technique performs pre-acquisition and pre-processing of complicated models and images and performs a transmission service after image compression so that the complicated modules are not transmitted to the client for processing and the client only performs simple image processing to reduce the requirement on client hardware, and the technique supports the browsing of the three-dimensional images in the real world and the browsing of the three-dimensional images in a complicated computer virtual scene.

Description

technical field [0001] The invention relates to a computer three-dimensional image processing technology, which can process the three-dimensional space image and transmit it through the network to provide remote users with three-dimensional interactive browsing through the terminal. Background technique [0002] At present, the typical way for computer 3D images to be applied to the Internet network is to establish a 3D model for displaying content, transmit the model and texture data to the client, and the client receives the model data and map texture data, and renders and displays the 3D scene to realize the network 3D image. application. This method of application has the following disadvantages: [0003] ① The performance of 3D image rendering depends on the acceleration hardware of 3D graphics on the client side, and it is impossible to create and use too complex 3D object models; [0004] ② It is necessary to establish a model for the 3D scene, and it is impossible ...

Claims

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Application Information

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IPC IPC(8): G06T17/00G06T1/00H04N7/24H04L29/08
Inventor (请求不公开姓名)
Owner 刘俊杰
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