KR102523493B1 - Method and system for providing a content using a machine of virtual camera - Google Patents

Abstract

The present invention relates to a system and method for providing content based on an image displayed on a display installed in a predetermined area. A virtual camera machine having a viewing direction for a part of the image (hereinafter referred to as 'virtual camera viewpoint') is created, and a control interface capable of controlling the virtual camera viewpoint of the virtual camera machine within the region is provided to the user terminal. a virtual camera creation server that provides a virtual camera control server that changes the viewing direction of the virtual camera machine in response to a request for changing a viewpoint of the virtual camera through the control interface; It is possible to provide a content providing system based on a virtual camera including an image providing server that provides an image corresponding to a viewpoint of a virtual camera of a machine to the user terminal.

Description

System and method for providing content using a virtual camera machine

The present invention relates to a system and method for providing content using a virtual camera machine.

In general, a plurality of cameras (eg, observatory telescopes) for photographing different views are installed in places such as tourist destinations, and a service through which a specific view can be enjoyed is provided.

That is, the user may select a camera to view a desired view, wait for an order to use the selected camera, and then enjoy the view by manipulating the selected camera.

Recently, due to viral diseases such as corona, visits to tourist destinations are not properly performed, so there is almost no offline viewing service using a camera.

For this reason, development to provide various types of services using various view images obtained through a plurality of cameras is in progress.

Korean Registered Patent No. 10-1340598 (registered on December 5, 2013.)

The present invention provides an image displayed on a display installed in a predetermined area based on a virtual camera machine, so that the user can enjoy the image displayed on the display through the control of the virtual camera machine, so that the user can directly view the camera in the corresponding area. Provided is a content providing system and method using a virtual camera machine capable of implementing the same effect as controlling a .

As a technical means for achieving the above technical problem, a content providing system using a virtual camera machine according to an embodiment of the present invention is a system for providing content based on an image displayed on a display installed in a predetermined area, wired or wireless. Upon receiving an access request from a user-side terminal connected through the network, a virtual camera machine having a direction (hereinafter referred to as 'virtual camera viewpoint') looking at a part of the image displayed by the display is created, and within the area A virtual camera creation server providing a control interface capable of controlling a virtual camera viewpoint of a virtual camera machine to the user-side terminal, and when a request for changing a virtual camera viewpoint through the control interface is received, the virtual camera viewpoint change request is received in response to the change request. It may include a virtual camera control server that changes the viewing direction of the virtual camera machine, and an image providing server that provides an image corresponding to a virtual camera viewpoint of the virtual camera machine to the user terminal.

According to an embodiment of the present invention, the content providing system generates an entire image by merging images received from at least one camera connected through a wired/wireless network according to characteristics of the display, and then displays the image processing server on the display. may further include.

According to an embodiment of the present invention, the virtual camera creation server provides an interface capable of determining a creation position of the virtual camera machine and a viewpoint of the virtual camera within the region, and based on information set through the interface, the virtual camera machine can be created.

According to an embodiment of the present invention, the camera is installed in a device having a camera control function, and the virtual camera creation server may create a virtual camera machine including the camera control function of the device.

According to an embodiment of the present invention, the image processing server further includes a database in which image characteristic information for each of a plurality of viewing points is stored and virtual reality content or augmented reality content to be provided at each of the viewing points is stored. A viewing point portion may be extracted through comparison between image feature information stored in the database and the entire image, and location information of the extracted viewing point portion within the entire image may be calculated and stored in the database.

According to an embodiment of the present invention, the image providing server may provide virtual reality content or augmented reality content stored in the database to the user-side terminal when a virtual camera viewpoint of the virtual camera machine is an area corresponding to the viewing point. there is.

According to an embodiment of the present invention, the virtual camera creation server creates a virtual camera machine matched with unique identification information of the user-side terminal, provides a control interface in which the unique identification information is set to the user-side terminal, and A signal corresponding to a user's manipulation through the interface is transmitted using the unique identification information, and the video providing server provides an image in the direction the virtual camera machine is facing to the user terminal using the unique identification information. can

As a technical means for achieving the above technical problem, a content providing method using a virtual camera machine according to an embodiment of the present invention is a method for providing content based on an image displayed on a display installed in a predetermined area, Generating a virtual camera machine having a viewing direction (hereinafter referred to as 'virtual camera viewpoint') of a part of the image displayed by the display when a connection request is received from a user terminal connected through a wired/wireless network in the providing system. and providing a control interface capable of controlling a virtual camera viewpoint of a virtual camera machine in the region to the user terminal, and when a request for changing a virtual camera viewpoint through the control interface is received, a response to the change request The method may include changing a viewing direction of the virtual camera machine as a response, and providing an image corresponding to a virtual camera viewpoint of the virtual camera machine to the user terminal.

According to an embodiment of the present invention, the content providing method further includes generating an entire image by merging images received from at least one camera connected through a wired/wireless network according to characteristics of the display, and then displaying the image on the display. can include

According to an embodiment of the present invention, the step of creating the virtual camera machine may include providing the user terminal with an interface capable of determining a creation position of the virtual camera machine and a viewpoint of the virtual camera within the region; The method may include generating the virtual camera machine based on information set through the method.

According to an embodiment of the present invention, the camera is installed in a device having a camera control function, and the creating of the virtual camera machine may create a virtual camera machine including the camera control function of the device.

According to an embodiment of the present invention, the content providing system further includes a database in which image characteristic information for each of a plurality of viewing points is stored and virtual reality content or augmented reality content to be provided at each of the viewing points is stored; The displaying on the display may include extracting a viewing point portion through comparison between image feature information stored in the database and the entire image, calculating location information of the extracted viewing point portion within the entire image, and storing the information in the database. A saving step may be further included.

According to an embodiment of the present invention, the providing of the image may include determining whether a viewing point in the image for a virtual camera viewpoint of the virtual camera machine exists, and if the viewing point exists, the virtual reality stored in the database. The method may further include providing content or augmented reality content to the user-side terminal.

According to an embodiment of the present invention, the generating of the virtual camera machine generates a virtual camera machine to which unique identification information of the user-side terminal is matched, and a signal corresponding to a user's manipulation through the control interface is the unique identification information. The information is transmitted to the content providing system, and the content providing system may provide the user-side terminal with an image of a virtual camera viewpoint of the virtual camera machine using the unique identification information.

According to the above-described embodiment of the present invention, the image displayed on the display installed in a predetermined area is provided based on the virtual camera machine, so that the user can enjoy the image displayed on the display through the control of the virtual camera machine. The same effect as a user directly controlling a camera in a corresponding area can be implemented.

1 is a diagram illustrating a content providing system using a virtual camera machine according to an embodiment of the present invention and its peripheral configuration.
2 is a diagram for explaining a process of generating a virtual camera machine in a content providing system according to an embodiment of the present invention.
3 is a flowchart illustrating a process in which a content providing system according to an embodiment of the present invention provides content service through a virtual camera machine.
4 is a flowchart illustrating a process of providing a content service through a virtual camera machine in a content providing system according to another embodiment of the present invention.

Hereinafter, specific embodiments of the present invention will be described with reference to the drawings. The detailed descriptions that follow are provided to provide a comprehensive understanding of the methods, devices and/or systems described herein. However, this is only an example and the present invention is not limited thereto.

In describing the embodiments of the present invention, if it is determined that the detailed description of the known technology related to the present invention may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted. In addition, terms to be described later are terms defined in consideration of functions in the present invention, which may vary according to the intention or custom of a user or operator. Therefore, the definition should be made based on the contents throughout this specification. Terminology used in the detailed description is only for describing the embodiments of the present invention and should in no way be limiting. Unless expressly used otherwise, singular forms of expression include plural forms. In this description, expressions such as "comprising" or "comprising" are intended to indicate any characteristic, number, step, operation, element, portion or combination thereof, one or more other than those described. It should not be construed to exclude the existence or possibility of any other feature, number, step, operation, element, part or combination thereof.

Hereinafter, a content providing system and method using a virtual camera machine according to an embodiment of the present invention will be described with reference to the accompanying drawings.

1 is a diagram showing a content providing system and its surrounding configuration in a metaverse environment according to an embodiment of the present invention, including a plurality of cameras 100 and a plurality of user-side terminals 120 interconnected through a wired or wireless network. ) and the content providing system 200.

The plurality of cameras 100 may photograph different areas at different points of time and transmit the same to the content providing system 200. can transmit

In addition, the camera 100 may be mounted on a device having a network function, for example, an observatory telescope, and transmit a captured image to the content providing system 200 . In this case, the device may provide functions of the camera 100, for example, up/down/left/right movement, rotational movement, zoom-in, zoom-out functions of the camera 100, and the like.

An observatory telescope equipped with a camera 100 may be installed to appreciate details such as cultural properties, historic sites, attractions, natural scenery, landmarks, etc. that are difficult to see with the naked eye for the purpose of tourism, learning, entertainment, experience, etc. While being fixed to the unit, it may be configured to move vertically by using the rotation unit as an axis as well as rotational movement by the rotation unit.

After displaying an image on a predetermined display 260, the content providing system 200 may provide the image displayed on the display 260 to a user based on a virtual camera machine. At this time, one or more display 260 may be configured in a combined form and installed within the area. As an example, as shown in FIG. 2, the display 260 may be installed in a circular shape within the area to display an image or at least one It is configured on the above face and can display an image.

In particular, in an embodiment of the present invention, the content providing system 200 merges images received from a plurality of cameras 100 based on characteristics of the display 260, for example, size, resolution, etc. After a display image) is generated, it may be displayed on the display 260 .

To this end, the content providing system 200 is connected to a plurality of cameras 100 or a device equipped with the plurality of cameras 100 through a wired or wireless network and synthesizes images received from the plurality of cameras 100 or devices in real time. After that, it can be displayed on the display 260 .

In addition, the content providing system 200 generates a virtual camera machine having a direction (hereinafter referred to as 'virtual camera viewpoint') looking at a portion or the entire portion of the display 260 according to the connection request of the user terminal 110. can do. In particular, the content providing system 200 is an interface capable of setting its own position within the area and a virtual camera viewpoint, which is the direction in which the display 260 is viewed, according to the access request of the user terminal 110, for example, as shown in FIG. Similarly, after an interface for setting the user's own location and virtual camera viewpoint is provided to the user terminal 110, the user's setting information may be received through the interface to create a virtual camera machine.

In an embodiment of the present invention, the virtual camera machine is implemented in the form of software having the same function as a camera, and specifically, the function of the camera, such as up and down, left and right movement, shooting function, zoom, tilt, panning and focus, etc. It can be software that includes the features you have.

In addition, in an embodiment of the present invention, the virtual camera machine may have the same functions as a device in which a camera is installed, for example, an observatory telescope.

The virtual camera machine created at the request of the user-side terminal 110 includes the user's unique identification information in order to be able to process only the request of the user-side terminal 110 . Here, the unique identification information of the user may be any one of the IMEI of the user-side terminal 110, the phone number of the smart phone, and the ID/password set at the time of membership registration.

Through this unique identification information, mutual communication between the user terminal 110 and the content providing system 200 can be achieved.

For the operation described above, the content providing system 200 includes an image processing server 210, a virtual camera creation server 220, a virtual camera control server 230, an image providing server 240, a database 250, and the like. can include

The image processing server 210 is for displaying images on the display 260, and the characteristics of the display 260 are the images received through the network from the plurality of cameras 100 or a device equipped with the plurality of cameras 100. It can be converted to fit and displayed on the display 260.

Also, the image processing server 210 may display the image stored in the database 250 on the display 260 .

Upon receiving an access request from the user terminal 110 connected through a wired/wireless network, the virtual camera creation server 220 sets a virtual camera viewpoint corresponding to a direction in which a part of the image displayed by the display 260 installed in the area is viewed. A virtual camera machine having a virtual camera machine may be created, and a control interface capable of controlling a virtual camera viewpoint of the virtual camera machine may be provided to the user terminal 110 .

In this case, unique identification information of a user may be set in the virtual camera machine created by the virtual camera creation server 220 , implemented in the form of software, for example, a program, and stored in the database 250 .

On the other hand, the virtual camera creation server 220 provides an interface capable of determining the creation location of the virtual camera machine (corresponding to the user's location) and the viewpoint of the virtual camera in the area according to the connection request of the user terminal 110, and provides the interface. A virtual camera machine may be created based on information set through

When a request for changing the viewpoint of the virtual camera is received through the control interface, the virtual camera control server 230 may change the viewing direction of the virtual camera machine in response to the change request. Here, the request for changing the viewpoint of the virtual camera may be generated according to a user's manipulation of a control interface displayed on the user-side terminal 110 and provided to the virtual camera control server 230 of the content providing system 200 .

The change of the viewpoint of the virtual camera may mean movement of the virtual camera machine up, down, left, or right in a position within an initially set area.

The image providing server 240 may transmit an image captured from a virtual camera viewpoint of a virtual camera machine, that is, an image obtained by capturing a portion of the display 260 according to the virtual camera viewpoint, to the user terminal 110 in real time.

On the other hand, the virtual camera creation server 220 provides the user terminal 110 with an interface for selecting the type of device equipped with the camera when creating the virtual camera machine, and after setting the camera control function according to the type of device, You can create a virtual camera machine with Here, the type of device may include an observatory telescope, a drone, a smartphone model, etc., but is not limited thereto.

Meanwhile, the database 250 may store attribute information on a plurality of viewing points, for example, image feature information of the viewing points (eg, a histogram distribution value as feature information of an image corresponding to the viewing point portion).

In addition, various contents may be matched to each viewing point stored in the database 250 . Specifically, virtual reality or augmented reality content is matched to each viewing point stored in the database 250 .

In an embodiment of the present invention, content matched to a viewing point may be generated based on guide data for the corresponding viewing point.

In this case, when generating the entire image to be displayed on the display 260, the image processing server 210 extracts a viewing point setting part from the entire image based on image feature information stored in the database 250, and sets the extracted setting. Positional information within the entire image (eg, coordinate values within the entire image) for information may be calculated and stored in the database 250 .

In addition, the image providing server 240 may provide content matched to the viewing point, for example, virtual reality or augmented reality content, to the user terminal 110 when there is a viewing point in the image in the direction the virtual camera machine is looking.

As described above, the virtual camera creation server 220 according to an embodiment of the present invention may create a virtual camera machine by matching user's unique identification information, and then store and manage the virtual camera machine in the database 250 .

In particular, a request to control the virtual camera machine of the user terminal 110 is made based on unique identification information, and video or content transmission by the video providing server 240 may be made based on unique identification information.

Specifically, the control request generated through manipulation of the control interface displayed on the user-side terminal 110 includes unique identification information and is transmitted to the content providing system 200, and the image provided by the image providing server 240 or The content may include unique identification information and be transmitted to the user-side terminal 110 .

Meanwhile, in an embodiment of the present invention, a metaverse space may be formed in an area where a virtual camera machine is created. In this case, the virtual camera creation server 220 creates an avatar for the user according to the access request of the user-side terminal 110, and captures an image of the created avatar holding a camera corresponding to the virtual camera machine, and for control. An interface may be provided to the user terminal 110 .

On the other hand, in the embodiment of the present invention, the user-side terminal 110 is a wireless communication device that ensures portability and mobility, and includes navigation, PCS (Personal Communication System), GSM (Global System for Mobile communications), PDC (Personal Digital Cellular), PHS (Personal Handyphone System), PDA (Personal Digital Assistant), IMT (International Mobile Telecommunication)-2000, CDMA (Code Division Multiple Access)-2000, W-CDMA (W-Code Division Multiple Access), Wibro (Wireless Broadband Internet ) may include all kinds of handheld-based wireless communication devices such as terminals, smartphones, smart pads, tablet PCs, and the like.

In addition, the user-side terminal 110 is a computing device accessible through a wired network, and may include a laptop computer, a personal computer, and the like.

On the other hand, a network and a wireless network that connects the user terminal 110 and the content providing system 200 refer to a connection structure capable of exchanging information between nodes such as a plurality of terminals and servers. One example includes RF, 3rd Generation Partnership Project (3GPP) network, Long Term Evolution (LTE) network, 5th Generation Partnership Project (5GPP) network, World Interoperability for Microwave Access (WIMAX) network, Internet, LAN (Local Area) Network), Wireless LAN (Wireless Local Area Network), WAN (Wide Area Network), PAN (Personal Area Network), Bluetooth network, NFC network, satellite broadcasting network, analog broadcasting network, DMB (Digital Multimedia Broadcasting) network Including, but not limited to, etc.

A process of providing content to the content providing system 200 having the above configuration through a virtual camera machine will be described with reference to FIGS. 3 and 4 .

3 is a flowchart illustrating a process in which a content providing system according to an embodiment of the present invention provides content service through a virtual camera machine.

As shown in FIG. 3, the content providing system 200 merges the images received from the plurality of cameras 100 through the image processing server 210 according to the characteristics of the display 260 to generate an entire image. This is displayed through the display 260 installed in a predetermined area (S300, S302).

At this time, the entire image displayed on the display 260 may be changed according to whether the images received from the plurality of cameras 100 are changed. To this end, the image processing server 210 may check the degree of change of images received from the plurality of cameras 100 and change the entire image displayed on the display 260 based on the degree of change of the image.

Subsequently, when a service access request is received from a predetermined user-side terminal 110 (S304), the virtual camera creation server 220 provides the user-side terminal 110 with an interface for setting the user's location within the area and setting the virtual camera viewpoint. After that, a virtual camera machine is created based on the user's setting information (S306), and a control interface for controlling the virtual camera machine is provided to the user terminal 110 (S308).

At this time, the user's unique identification information is set and stored in the created virtual camera machine and stored in the database 250, and when a control interface is provided, an image corresponding to the virtual camera viewpoint may be provided by the image providing server 240. there is.

In addition, the virtual camera machine may include various camera functions, such as shooting, zooming, tilting, panning, focus control, up and down, left and right movement, rotational movement, etc., and accordingly, the control interface further includes a function for controlling the camera function. can do.

Subsequently, when a user control request, for example, a request to change a virtual camera viewpoint is received from the user terminal 110 according to a user manipulation of the control interface (S310), the virtual camera control server 230 performs a virtual camera viewpoint of the user's virtual camera machine. In addition to changing (S312), the image according to the change of the virtual camera viewpoint may be provided to the user terminal 110 (S312).

According to the embodiment of the present invention as described above, the control request of the virtual camera machine has been described as an example only in the case of changing the virtual camera viewpoint, but camera functions of the virtual camera machine, such as zoom, tilt, panning, shooting, and focus It may be any one of change and the like.

4 is a flowchart illustrating a process of providing a content service based on a virtual camera machine in a content providing system according to another embodiment of the present invention.

As shown in FIG. 4, the content providing system 200 merges the images received from the plurality of cameras 100 through the image processing server 210 according to the characteristics of the display 260 to generate an entire image ( S400), a viewing point portion corresponding to a viewing point in the entire image is extracted through comparison between image feature information on the viewing point stored in the database 250 and the entire image (S402), and then the extracted viewing point portion is extracted from the entire image. The location information is calculated and stored in the database 250 (S404).

Thereafter, when a service access request is received from a predetermined user-side terminal 110 (S406), the virtual camera creation server 220 provides the user-side terminal 110 with an interface for setting the user's position within the area and setting the virtual camera viewpoint. After that, a virtual camera machine is created based on the user's setting information (S408), and a control interface for controlling the virtual camera machine is provided to the user terminal 110 (S410).

Thereafter, when a user control request, for example, a request to change a virtual camera viewpoint is received from the user terminal 110 according to a user manipulation of a control interface (S412), the virtual camera control server 230 performs a virtual camera viewpoint of the user's virtual camera machine. Change (S414).

In addition, the video providing server 240 determines whether there is a viewing point part in the video according to the change of the virtual camera viewpoint (S416). Specifically, the video providing server 240 compares the location information on the display 260 of the image obtained through the virtual camera viewpoint with the location information of the viewing point part stored in the database 250 to determine whether there are viewing points in the video. can judge

As a result of the determination in step S416, if the viewing point exists, the video providing server 240 provides the content matched to the viewing point to the user terminal 110 (S418).

Meanwhile, as a result of the determination in S416, if the viewing point does not exist, the video providing server 240 may provide the video for the changed virtual camera viewpoint to the user terminal 110 (S420).

Meanwhile, combinations of each block of the accompanying block diagram and each step of the flowchart may be performed by computer program instructions. Since these computer program instructions may be loaded into a processor of a general-purpose computer, special-purpose computer, or other programmable data processing equipment, the instructions executed by the processor of the computer or other programmable data processing equipment are described in each block of the block diagram. It creates means to perform functions.

These computer program instructions may be stored on a computer usable or computer readable medium (or memory) or the like that may be directed to a computer or other programmable data processing equipment to implement functions in a particular manner, so that the computer usable Alternatively, the instructions stored in a computer readable recording medium (or memory) may produce an article of manufacture containing instruction means for performing a function described in each block of the block diagram.

In addition, since the computer program instructions can be loaded on a computer or other programmable data processing equipment, a series of operational steps are performed on the computer or other programmable data processing equipment to create a computer-executed process to generate a computer or other programmable data processing equipment. Instructions performing possible data processing equipment may also provide steps for executing the functions described in each block of the block diagram.

Also, each block may represent a module, segment, or portion of code including at least one or more executable instructions for executing specified logical function(s). It should also be noted that in some alternative embodiments, it is possible for the functions mentioned in the blocks to occur out of order. For example, two blocks shown in succession may in fact be executed substantially concurrently, or the blocks may sometimes be executed in reverse order depending on their function.

100: camera
110: user side terminal
200: content provision system
260: display

Claims (10)

A system for providing content based on an image displayed on a display installed in a predetermined area,
Upon receiving an access request from a user terminal connected through a wired/wireless network, a virtual camera machine having a direction in which a part of the image displayed by the display is viewed (hereinafter referred to as 'virtual camera viewpoint') and user's unique identification information is set. a virtual camera creation server that generates a virtual camera and provides a control interface capable of controlling a virtual camera viewpoint of a virtual camera machine within the region to the user terminal;
a virtual camera control server for changing a viewing direction of the virtual camera machine in response to a request for changing a viewpoint of the virtual camera through the control interface;
An image providing server for providing an image obtained by capturing a portion of a display from a virtual camera viewpoint of the virtual camera machine to the user-side terminal and providing the image to the user-side terminal using the unique identification information;
The virtual camera creation server,
A content delivery system based on a virtual camera that provides an interface to select the type of device equipped with a camera, sets the camera control function according to the selected device, and creates a virtual camera machine containing it.
According to claim 1,
The content providing system,
A content providing system using a virtual camera machine further comprising an image processing server that merges images received from at least one camera connected through a wired/wireless network according to characteristics of the display to generate an entire image and displays the image on the display.
According to claim 2,
The virtual camera creation server,
A content providing system using a virtual camera machine that provides an interface capable of determining a creation position of the virtual camera machine and a viewpoint of the virtual camera within the region, and generates the virtual camera machine based on information set through the interface.
According to claim 2,
a database in which image feature information for each of a plurality of viewing points is stored and virtual reality content or augmented reality content to be provided at each of the viewing points is stored;
The image processing server,
Providing content using a virtual camera machine that extracts viewing point parts through comparison between image feature information stored in the database and all the images, calculates location information in the entire video for the extracted viewing point parts, and stores it in the database. system.
According to claim 4,
The video providing server,
and providing virtual reality contents or augmented reality contents stored in the database to the user terminal when a virtual camera viewpoint of the virtual camera machine is an area corresponding to the viewing point.
As a method for providing content based on an image displayed on a display installed in a predetermined area,
When a connection request is received from a user-side terminal connected through a wired/wireless network in a content providing system, it has a viewing direction (hereinafter referred to as 'virtual camera viewpoint') of a part of the image displayed by the display, and the user's unique identification information. Creating a virtual camera machine in which is set;
providing a control interface capable of controlling a viewpoint of a virtual camera of a virtual camera machine within the region to the user terminal;
changing the viewing direction of the virtual camera machine in response to the request for changing the viewpoint of the virtual camera through the control interface;
providing an image obtained by capturing a portion of a display from a virtual camera viewpoint of the virtual camera machine to the user-side terminal, and providing the image using the unique identification information;
Creating the virtual camera machine,
A content providing method using a virtual camera machine that provides an interface for selecting a type of device equipped with a camera, sets a camera control function according to the selected device, and creates a virtual camera machine including the camera control function.
According to claim 6,
The method of providing the content,
The content providing method using a virtual camera machine further comprising generating an entire image by merging images received from at least one camera connected through a wired/wireless network according to characteristics of the display and displaying the image on the display.
According to claim 7,
Creating the virtual camera machine,
providing the user-side terminal with an interface capable of determining a creation position of the virtual camera machine and a viewpoint of the virtual camera within the region;
and generating the virtual camera machine based on information set through the interface.
According to claim 7,
The content providing system further includes a database storing image characteristic information for each of a plurality of viewing points and storing virtual reality content or augmented reality content to be provided at each of the viewing points,
The step of displaying on the display is,
extracting a viewing point portion through comparison between image feature information stored in the database and the entire image;
The content providing method using a virtual camera machine further comprising calculating location information in the entire image for the extracted viewing point portion and storing it in the database.
According to claim 9,
The step of providing the image is,
determining whether there is a viewing point in an image for a virtual camera viewpoint of the virtual camera machine;
and providing virtual reality content or augmented reality content stored in the database to the user terminal when the viewing point exists.

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