KR20130077933A - Video data information analysis system using cctv and operating method thereof - Google Patents

Abstract

PURPOSE: An image data analysis system using a CCTV, and an operation method thereof are provided to check velocity of a moving material, distance among measuring targets, and area of the measuring targets on a real time by using a CCTV, thereby reducing human power, and increasing an efficiency. CONSTITUTION: A closed circuit television (CCTV) (100) obtains image data. An analysis module (200) receives the image data, and analyzes the received image data. An image device (300) receives analyzed data transmitted from the analysis module and the image data transmitted from the CCTV, and displays the image data or analysis data on a display unit (330) according to the user's selection.

Description

Video data analysis system using CCTV and its operation method {Video data information analysis system using CCTV and operating method}

The present invention relates to a video information analysis system using CCTV and its operation method, using a CCTV that can determine the speed of the moving object, the distance between the measurement object and the area of the measurement object in real time by analyzing the image acquired by the CCTV It relates to a video information analysis system and its operation method.

In general, CCTV or a camera is used to digitize the two-dimensional image data, such as license plate recognition, but is mainly used to visually monitor the image information or to store the image information after the image.

Although CCTV is widely used in various fields of daily life such as method, safety, and transportation, the actual utilization is used to check past status by analyzing past images after an accident occurs.

In particular, in the shipbuilding industry, CCTVs are installed at key locations to check road traffic conditions or to visually check and determine the current state of blocks in a large work space.

However, the use of various means of transportation, such as motorcycles, logistics vehicles, transporters, etc. are frequently used in the work space, and the main roads are often congested due to block transportation, and there is a risk of traffic accidents. Safety personnel are deployed at the scene and are cracking down, but they are bound to be restricted in space.

In addition, although the block arrangement status of the work space can be roughly checked using CCTV, accurate block distance information is required for block arrangement.

Therefore, in order to confirm the accurate distance between blocks, a person in charge directly checks the distance on the site and then determines whether the block is arranged to proceed with work, resulting in manpower cost and work delay.

Accordingly, the present invention is to solve the conventional problems as described above, using the CCTV installed on the work site, the video information using the CCTV to measure the speed of the moving object, the distance between the measurement target and the area of the measurement target in real time An object of the present invention is to provide an analysis system and a method of operating the same.

The video information analysis system using CCTV according to the present invention for achieving the problem to be solved by obtaining the video information, CCTV for transmitting the obtained video information; An analysis module for receiving the image information and analyzing the received image information to transmit analysis information; And an image device for receiving the image information transmitted from the CCTV and the analysis information transmitted from the analysis module, and displaying the image information or analysis information according to a user's selection.

In this case, the analysis module comprises a first memory for storing reference information necessary for calculating the distance between the object and the area of the object; A processor configured to receive the image information and the reference information and analyze the image information; A second memory for storing the analysis information analyzed by the processing unit; And a controller configured to control operations of the first memory, the processor, and the second memory, and to transmit the analysis information stored in the second memory to the imaging apparatus.

The processor may further include a speed calculation algorithm for calculating a speed of the moving object; A distance calculation algorithm for calculating a distance between the measurement objects; And an area calculation algorithm for calculating the area of the measurement object.

The analysis information is characterized in that the information including information on the speed of the moving object, information about the distance between the measurement object and information about the area of the measurement object.

The imaging apparatus includes a plurality of selection buttons, the operation unit for transmitting a selection signal for selecting information that the user wants to display; An information receiver configured to store the image information transmitted from the CCTV and the analysis information transmitted from the analysis module, and output the image information or the analysis information according to the selection signal; And a display unit configured to receive the image information or the analysis information output from the information receiver and to image and display the received image information or the analysis information.

The information receiving unit stores the image information sent from the CCTV and the analysis information sent from the analysis module; And a control signal output unit for receiving a selection signal transmitted from the operation unit and outputting a control signal for transmitting the image information or the analysis information stored in the storage unit to the display unit.

An operation method of an image information analysis system using CCTV according to the present invention includes an image information acquisition step of acquiring an image using CCTV and transmitting the acquired image information to an analysis module and an image device; An image information analyzing step of analyzing the image information transmitted from the CCTV using the analysis module, storing the analyzed analysis information, and transmitting the analysis information to the image device; Storing image information and analysis information for storing the image information and the analysis information in a storage unit of the imaging apparatus; And a display step of displaying the image information or the analysis information on the display unit according to a user's selection.

At this time, the image information analysis step is the step of inputting the image information transmitted from the CCTV to the processing unit of the analysis module; Analyzing the image information by the processor based on the image information and reference information stored in the first memory of the analysis module; Storing analysis information analyzing the image information in a second memory of the analysis module; And transmitting, by the controller of the analysis module, the analysis information stored in the second memory to the imaging apparatus.

The image information analysis in the analyzing of the image information is performed by an analysis algorithm embedded in the processing unit, and the analysis algorithm includes a speed measurement algorithm, a distance calculation algorithm, and an area calculation algorithm.

The displaying step may include: pressing a selection button of an operation unit for providing information to be displayed on a display unit by a user; Transmitting a selection signal according to the pressed selection button to a control signal output unit of the image receiving unit; Transmitting the control signal to the storage unit to transmit the image information or the analysis information stored in the storage unit to the display unit according to the selection signal; And the storage unit transmitting the image information or the analysis information to the display unit according to the control signal, and the display unit displaying the image information or the analysis information transmitted from the storage unit.

According to the present invention, it is possible to check in real time the speed measurement of the moving object, the distance between the measurement object and the area of the measurement object by using a CCTV installed in the work site.

Therefore, there is no need for the person in charge to go to the site to check the personnel, reduce the work efficiency, and can accurately plan the work, thereby reducing the logistics costs due to logistics movement.

1 is a schematic diagram showing the configuration of a video information analysis system using CCTV according to an embodiment of the present invention.
2 is a block diagram illustrating an example of an analysis module included in a video information analysis system using CCTV according to an exemplary embodiment of the present invention.
3 is a flowchart illustrating an operation of a video information analysis system using CCTV according to an embodiment of the present invention.
4 is a flowchart illustrating an example of an algorithm for calculating a distance between measurement objects according to the present embodiment.

DETAILED DESCRIPTION OF THE EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.

1 is a schematic diagram showing a configuration of an image information analysis system using CCTV according to an embodiment of the present invention, Figure 2 is an example of an analysis module provided in the image information analysis system using CCTV according to an embodiment of the present invention 3 is a flowchart illustrating an operation of a video information analysis system using CCTV according to an embodiment of the present invention, and FIG. 4 is a flowchart of an algorithm for calculating a distance between measurement objects according to the present embodiment. It is a flowchart for explaining an example.

First, referring to FIG. 1, the configuration of an image information analysis system using CCTV, the image information analysis system using CCTV according to an embodiment of the present invention is CCTV (100), analysis module 200 and the image device 300 It includes.

The CCTV 100 is a configuration for acquiring image information in real time, and has a zoom and pan tilt function built therein, and is capable of transmitting images of 400,000 pixels and more than 15 frames.

The CCTV 100 transmits the obtained image information to the analysis module 200 and the image device 300.

The analysis module 200 receives the image information transmitted from the CCTV 100, analyzes the received image information, and transmits the analyzed analysis information to the imaging apparatus 300.

At this time, the analysis module 200 analyzes the image information received from the CCTV (100), the speed measurement algorithm for measuring the speed of the moving object, the distance calculation algorithm for calculating the distance between the measurement object and the area of the measurement object It has a built-in area calculation algorithm to calculate.

Therefore, the analysis information analyzed and transmitted by the analysis module 200 includes information about the speed of the moving object, information about the distance between the measurement object and information about the area of the measurement object.

However, the information analyzed by the analysis module 200 is not limited thereto, and various analysis may be performed based on image information received according to an algorithm embedded in the analysis module 200.

In this case, referring to FIG. 2, the analysis module 200 may include first image 210 and image information transmitted from the CCTV 100 in which reference information necessary for calculating a distance between objects and an area of the object is stored. And a processor 230 for analyzing image information by receiving reference information stored in the first memory 210, a second memory 250 for storing analysis information analyzed by the processor 230, and the first memory. 210, a controller 270 that controls operations of the processor 230 and the second memory 250 and transmits analysis information stored in the second memory 250 to the imaging apparatus 300. do.

In this case, the processor 230 includes a speed measuring algorithm for measuring the speed of the moving object, a distance calculating algorithm for calculating the distance between the measuring objects, and an area calculating algorithm for calculating the area of the measuring object.

The imaging apparatus 300 includes various selection buttons for selecting information desired by a user, and receives image information transmitted from the CCTV 100 according to a user's selection, and displays the received image information in real time. Or receiving the analysis information sent from the analysis module 200, and displays the received analysis information.

The imaging apparatus 300 includes an information receiver 310, a display unit 330, and an operation unit 350, and the configuration of the imaging apparatus 300 is not limited thereto.

The information receiver 310 stores the image information transmitted from the CCTV 100 and the analysis information transmitted from the analysis module 200, and outputs information selected according to a user's selection to the display unit 330. .

In this case, the information receiving unit 310 receives the selection signal transmitted from the storage unit 311 and the operation unit 350 for storing the image information and analysis information transmitted from the CCTV 100 and the analysis module 200. And a control signal output unit 313 for outputting a control signal for selectively transmitting the information stored in the storage unit 311 to the display unit 330.

Here, the storage unit 311 may include a storage unit for storing the image information transmitted from the CCTV (100) and a storage unit for storing the analysis information analyzed by the analysis module 200, the storage The configuration of the unit 311 is not limited to this.

The display unit 330 displays an image output from the information receiver 310, in particular, the storage unit 311, and may be, for example, an LCD or an OLED.

The operation unit 350 transmits a selection signal for selecting information to be displayed on the display unit 330 to the information receiving unit 310, in particular, the control signal output unit 313, and may include various selection buttons. .

That is, when the user presses the selection button, the selection signal corresponding to the selected selection button is sent to the control signal output unit 313 of the information receiver 310.

As in the present embodiment, the selection buttons constituting the operation unit 350 may include an image providing button 351, a speed button 353, a distance button 355, and an area button 357. The selection button constituting 350 is not limited to this embodiment and may be implemented in various ways.

Referring to Figure 3, looking at the operation of the video information analysis system using CCTV according to an embodiment of the present invention, the CCTV (100) obtains an image of a certain area or the object, and obtains the image information obtained from the analysis module ( 200 and the image information acquisition step sent to the imaging device 300 is performed (S101).

Thereafter, the analysis module 200 receives the image information transmitted from the CCTV 100, analyzes the received image information, stores the analyzed analysis information, and transmits the analysis information to the imaging device 300. The image information analysis step of transmitting is made (S102).

Looking at the image information analysis step of transmitting the analysis information to the image device 300 analyzing the image information, the image information transmitted from the CCTV (100) is input to the processing unit 230, the processing unit 230 ) Receives the image information and reference information stored in the first memory 210 and analyzes the image information based on the image information. The analysis information analyzed by the processor 230 is stored in the second memory 250. This operation is performed by the control of the controller 270.

In addition, the controller 270 transmits the analysis information stored in the second memory 250 to the imaging apparatus 300.

In this case, the analysis by the analysis module 200 is performed using an analysis algorithm built in the processing unit 230 of the analysis module 200. The speed measurement algorithm analyzes the speed of the moving object and calculates distance and area. The algorithm analyzes the distance between the measurement objects and the area of the measurement objects.

Thereafter, the image information transmitted from the CCTV 100 is stored in the storage unit 311 constituting the information receiver 310 of the image apparatus 300, and also analyzed by the analysis module 200. Information is also stored in the storage unit 311, image information and analysis information storage step is performed (S103).

Subsequently, a display step is performed in which the image information or the analysis information is imaged and displayed on a display unit according to a user's selection (S104).

Looking at the process of the display step, when the user presses the selection button to display the desired information from the various selection buttons configured on the operation unit 350 of the imaging device 300, the selection signal corresponding to the pressed selection button is displayed; The control signal output unit 313 of the information receiving unit 310 is sent out.

For example, when the user wants to check the image information acquired from the CCTV 100 in real time, when the image providing button 351 is pressed, the selection signal corresponding to the image providing button 351 is the control signal output unit 313. When the distance button 355 is pressed, the selection signal corresponding to the distance button 355 is sent to the control signal output unit 313 when it is desired to check the distance between the measurement objects.

Thereafter, the control signal output unit 313 of the information receiver 310 displays image information or analysis information stored in the storage unit 311 according to a selection button pressed by a user, that is, a received selection signal. The control signal for transmitting to the storage unit 311 is sent.

Thereafter, the storage unit 311 transmits image information or analysis information to the display unit 330 according to the control signal transmitted from the control signal output unit 313, and the display unit 330 is the storage unit 311. The information transmitted from) is imaged and displayed.

For example, when the user presses the image providing button 321 of the manipulation unit 320, the control signal output unit 313 transmits the image information to the display unit 330 to the storage unit 311. The storage unit 311 receives the control signal for transmitting the image information, and transmits the image information to the display unit 330, the display unit 330 to image the image information in real time Will be displayed.

In this way, when the speed button 323 is pressed, information about the speed of the moving object provided from the analysis module 200 is displayed on the display unit 330, and when the distance button 325 is pressed, the analysis is performed. Information on the distance between the measurement objects provided from the module 200 is displayed on the display unit 330. When the area button 327 is pressed, information on the area of the measurement object is displayed on the display unit 330. do.

4 is a flowchart illustrating an example of an algorithm for calculating a distance between measurement objects according to the present embodiment. However, the algorithm included in the present embodiment is not limited thereto, and various analysis algorithms may be selected and used.

Referring to FIG. 4, measured distance information between CCTV and three or more reference points is input to the first memory 210 in the analysis module 200 as reference information (S201). Hereinafter, the measured distance between the three reference points and the CCTV is stored in the memory 210 as an example.

That is, the distance between the first reference point and the CCTV, the distance between the second reference point and the CCTV, and the distance between the third reference point and the CCTV are stored in the first memory 210.

Thereafter, a first calculation point for distance calculation is selected, and the first calculation point is positioned at the center of the CCTV screen using the zoom and pan tilt functions of the CCTV (S202).

Thereafter, the distance between the three reference points and the first calculation point is calculated (S203), and based on this, the distance between the first calculation point and the CCTV is calculated (S204).

Thereafter, a second calculation point for distance calculation is selected and the second calculation point is positioned at the center of the CCTV screen using the zoom and pan tilt functions of the CCTV (S205).

Thereafter, the distance between the three reference points and the second calculation point is calculated (S206), and based on this, the distance between the second calculation point and the CCTV is calculated (S207).

Then, the moving angle of the pan tilt in the process of moving from the first calculation point to the second calculation point (S208), the moving angle of the CCTV pan tilt, the distance between the first calculation point and the CCTV and the second calculation point The distance between the first calculation point and the second calculation point is calculated through the distance between the camera and the CCTV (S209).

If four calculation points are selected in this way, the area can be calculated.

Therefore, the distance and area can be calculated using CCTV, so that the personnel do not have to go to the site to check, which can reduce the manpower and increase the efficiency of work, and make accurate work plans, thereby reducing the logistics costs due to logistics movement. Can be saved.

As described above with reference to the drawings illustrating a video information analysis system and its operation method using CCTV according to the present invention, the present invention is not limited to the above-described embodiment and drawings, of the present invention claimed in the claims Various modifications can be made by those skilled in the art without departing from the technical spirit, and such changes are within the scope of the appended claims.

100: CCTV 200: analysis module
210: first memory 230: processor
250: second memory 270: control unit
300: Imaging device 310: Information receiver
311: storage unit 313: control signal output unit
330 display unit 350 operation unit
351: video providing button 353: speed button
355: distance button 357: area button

Claims (10)

CCTV for acquiring the image information and transmitting the acquired image information;
An analysis module for receiving the image information and analyzing the received image information to transmit analysis information; And
And an image device for receiving the image information transmitted from the CCTV and the analysis information transmitted from the analysis module, and displaying the image information or analysis information according to a user's selection. The method of claim 1,
The analysis module may include a first memory configured to store reference information necessary for calculating a distance between objects and an area of the object;
A processor configured to receive the image information and the reference information and analyze the image information;
A second memory for storing the analysis information analyzed by the processing unit; And
And a control unit which controls operations of the first memory, the processing unit, and the second memory, and transmits the analysis information stored in the second memory to the imaging device. 3. The method of claim 2,
The processor includes a speed calculation algorithm for calculating the speed of the moving object;
A distance calculation algorithm for calculating a distance between the measurement objects; And
An image information analysis system using CCTV that includes an area calculation algorithm for calculating the area of the measurement object. The method of claim 3, wherein
The analysis information is a video information analysis system using CCTV, characterized in that the information including the information on the speed of the moving object, the information on the distance between the measurement object and the area of the measurement object. The method of claim 1,
The imaging apparatus includes a plurality of selection buttons, the operation unit for transmitting a selection signal for selecting information that the user wants to display;
An information receiver configured to store the image information transmitted from the CCTV and the analysis information transmitted from the analysis module, and output the image information or the analysis information according to the selection signal; And
And a display unit configured to receive the image information or the analysis information output from the information receiver and to display the received image information or the analysis information by image. The method of claim 5, wherein
The information receiving unit stores the image information sent from the CCTV and the analysis information sent from the analysis module; And
And a control signal output unit configured to receive a selection signal transmitted from the operation unit and output a control signal for transmitting the image information or the analysis information stored in the storage unit to the display unit. Obtaining image information by using CCTV and transmitting the obtained image information to the analysis module and the image device;
An image information analyzing step of analyzing the image information transmitted from the CCTV using the analysis module, storing the analyzed analysis information, and transmitting the analysis information to the image device;
Storing image information and analysis information for storing the image information and the analysis information in a storage unit of the imaging apparatus; And
And a display step of displaying the image information or the analysis information on a display unit according to a user's selection. The method of claim 7, wherein
The image information analyzing step may include inputting image information transmitted from the CCTV into a processing unit of the analysis module;
Analyzing the image information by the processor based on the image information and reference information stored in the first memory of the analysis module;
Storing analysis information analyzing the image information in a second memory of the analysis module; And
And transmitting the analysis information stored in the second memory to the imaging device by a control unit of the analysis module. The method of claim 8,
The image information analysis in the analyzing the image information is performed by an analysis algorithm embedded in the processing unit,
The analysis algorithm is a method of operating an image information analysis system using CCTV, including a speed measurement algorithm, a distance calculation algorithm and an area calculation algorithm. The method of claim 7, wherein
The displaying may include pressing a selection button of an operation unit of the imaging apparatus for providing information to be displayed on a display unit by a user;
Transmitting a selection signal according to the pressed selection button to a control signal output unit of an image receiving unit of the image device;
Transmitting the control signal to the storage unit to transmit the image information or the analysis information stored in the storage unit to the display unit according to the selection signal; And
The storage unit transmits the image information or the analysis information to the display unit according to the control signal, and the display unit using the CCTV comprising the step of imaging and displaying the image information or the analysis information transmitted from the storage unit Operation method of image information analysis system.

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