Three-dimensional video monitoring method capable of conveniently obtaining specific positions and surroundings

A technology of specific location and surrounding environment, applied in CCTV systems, image data processing, 3D modeling, etc., can solve problems such as affecting the efficiency of police dispatching work, inconvenient access to traffic routes, etc., to enhance the sense of presence and improve decision-making efficiency. Effect

Inactive Publication Date: 2015-06-03
HEFEI VRVIEW INFORMATION TECH
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Problems solved by technology

[0003] Although the above-mentioned video monitoring method also provides the specific installation location information of the camera, it cannot provide more useful information to the staff. For example, if a traffic accident occurs in the real-time picture captured by a certain camera in the monitoring video, traffic needs to be dispatched However, the staff cannot conveniently and intuitively obtain the traffic routes around the accident site
Another example is that in public security video surveillance, when public security incidents are discovered, the staff cannot conveniently and intuitively obtain information such as surrounding traffic routes and building distribution, which in turn affects work efficiency such as police force dispatching

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  • Three-dimensional video monitoring method capable of conveniently obtaining specific positions and surroundings
  • Three-dimensional video monitoring method capable of conveniently obtaining specific positions and surroundings

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[0014] In order to make the object, technical solution and advantages of the present invention clearer, the following combination Attached picture And embodiment, the present invention is described in further detail. It should be understood that the specific embodiments described here are only for explaining the present invention, and are not intended to limit the present invention.

[0015] Such as figure 1 As shown in Fig. 1, first, 3D modeling is carried out on the area where the camera is located and its surroundings to obtain a 3D visualization model of the required area. In this embodiment, the topography and topography data of the region of the example are collected by flying to produce DEM and DOM data, and then the three-dimensional topography and topography database of the above-mentioned area is established through Skyline TerraBuilder; based on 1:1000 topography picture , using interactive CAD to build a multi-precision 3D model of the current situation, in w...

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Abstract

The invention discloses a three-dimensional video monitoring method capable of conveniently obtaining specific positions and surroundings. The method includes the following steps: (1) three-dimensional modeling: three-dimensional modeling is carried out for an area with cameras and surroundings, so that a three-dimensional visualized model of the needed area is obtained; (2) monitoring image implantation: the two-dimensional monitoring video images shot by the cameras are projected and fused to corresponding positions in the three-dimensional visualized model. The three-dimensional video monitoring method has the following advantages: by implanting the two-dimensional monitoring video images into the three-dimensional visualized model corresponding to the area with the cameras, the liveliness and spatiality of monitoring are enhanced, so that workers can conveniently associate the video content with the actual surroundings, and therefore the decision-making efficiency of the workers can be greatly increased.

Description

technical field [0001] The invention relates to the technical field of video monitoring, in particular to a three-dimensional video monitoring method for conveniently obtaining a specific location and surrounding environment. Background technique [0002] In the currently widely used video surveillance system, multiple cameras are generally identified by means of numbers, and the positions of the cameras are given by means of additional text information. For example, on the large screen of the traffic control center, the monitoring pictures of multiple cameras are displayed at the same time. In each monitoring video picture, the specific position of the camera is displayed in words, or the number of the camera is displayed in words, and then through the background database Find out the specific location of the camera by the number. [0003] Although the above-mentioned video monitoring method also provides the specific installation location information of the camera, it can...

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/18G06T17/05
Inventor 陈拥权李建中郑荣稳
Owner HEFEI VRVIEW INFORMATION TECH
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