KR20150136664A - A method for displaying game character in game system using a chroma key - Google Patents

Abstract

The present invention relates to a method for displaying a game character in a game system using a Chroma key technique so as to allow a game player to directly participate a game by applying a whole feature or a face image of the game player, which is obtained through a camera, to the game character. The method of the present invention comprises: a first step of obtaining an image including a face and an appearance of a game player through a camera equipped in a game device in a game system including the game device connected to a game server; a second step of extracting the face and appearance to be applied to a game character from the image obtained from the first step so as to visualize a game character image; and a third step of composing the game character image visualized in the second step with the background in a game or a game character of other game players using a Chroma key technique in the game server to be applied into the game. The first and second steps are sequentially and repeatedly executed to apply a facial expression and motion of the game player to a facial expression and motion of the game character in the third step, and an augmented reality technique is applied in the third step so as to put an item on the game character in the game.

Description

TECHNICAL FIELD [0001] The present invention relates to a method for displaying a game character in a game system using a chroma key technique,

The present invention relates to a game character display method in a game system using a chroma key technique, and more particularly, to a game character display method in which a game character is applied to a game character And to a game character display method in a game system using a chroma key technique.

The technical idea of the present invention is applicable to various game fields such as an online game, a video game, an arcade game, a first and third person shooting game, a racing game, a strategy simulation game, and a dance game including a two- will be.

In recent years, as interest in games has increased, the number of people who enjoy games has increased dramatically. Such a game is classified into various types according to its contents. It is general that a game player controls a first person or a third person character composed of a person or animal type to play the game.

However, in such a conventional game, when a game program is produced, a predetermined character is used, or one of a small number of characters is selected to proceed the game. Accordingly, there is a problem that the game player can not freely select the character, so that the player can feel the demonstration easily.

A technique for changing a face of a character to solve the above problem is disclosed in Patent Registration No. 10-0859315.

In the contents of Patent Registration No. 10-0859315, a face region and a facial feature point are extracted from a facial image selected by a game user among facial images acquired through a camera or a photograph, and the extracted 2D facial region and facial feature points are stored in a game character Or mapping the face image to the face of the game character after the image is further characterized or creating a 3D face area from the extracted 2D face region and facial feature points and mapping the face image to the face of the 3D game character Changes the 2D or 3D face of the game character used in the game system.

The above-described prior art is expected to have an effect of increasing the interest of the game because the face of the game character is changed based on the face image selected by the game player.

However, in the above-described conventional art, it is limited to changing the face area. Since the expression is fixed, there is no change according to the operation, so that the character's awkwardness can be generated, thereby lowering the degree of game immersion, There is a problem that it is limited.

In particular, a large number of devices are required to change the face of a character, and it is not applicable in real time, and a specialized technique for extracting a face area is required, and many game players can not use the device.

Korean Registered Patent No. 10-0859315 (Registered on Mar. 12, 2008)

SUMMARY OF THE INVENTION The present invention has been made in order to solve the problems based on the conventional contents as described above, and it is an object of the present invention to provide a game character capable of applying a full- And to provide a method of displaying a game character in a game system using the Marquee technique.

It is another object of the present invention to provide a game system using a chroma key technique capable of enhancing the immersion degree of a game by giving a feeling that the game player directly participates in the game by applying the movement and the facial expression of the game player to the game character in real time And to provide a method of displaying a game character.

It is another object of the present invention to provide a method of displaying a game character in a game system using a chroma key technique that can increase the interest in a game by allowing an in-game item to be worn on a game character by applying an augmented reality technique .

However, the object of the present invention is not limited to the above-mentioned objects, and other objects not mentioned can be clearly understood by those skilled in the art from the following description.

According to an aspect of the present invention for achieving the above object,

1. A game system including a game device connected to a game server, the method comprising: a first step of acquiring an image including a face and an appearance of a game player through a camera provided in the game device;

A second step of extracting a face and an outer shape to be applied to a game character in the image acquired in the first step to shape a game character image;

And a third step of combining the game character image shaped in the second step with a game screen of a game screen of a game or a background screen in the game using a chroma key technique in the game server and applying the synthesized game character to the game, And provides a method of displaying game characters in the system.

According to an additional feature of the present invention, it is preferable that the first process and the second process are continuously and repeatedly performed so that the facial expression and movement of the game player are applied to the facial expression and movement of the game character in the third process.

According to another additional feature of the present invention, in the third process, it is preferable to apply an augmented reality technique so that a game character can wear an in-game item.

If the game character display method in the game system using the chroma key technique of the present invention as described above is applied, the entire game player's face or face image can be applied to the game character in real time using the chroma key technique, There is an effect that can increase interest.

In addition, the game player's movement and facial expression are applied to the game character in real time, so that the game player directly feels a sense of participating in the game, thereby increasing the immersion of the game.

In addition, by applying the augmented reality technique, it is possible to wear the in-game items in the game character, thereby increasing the interest in the game.

1 is a block diagram schematically showing a configuration of a game system for implementing the present invention.
2 is a flowchart illustrating a process of displaying a game character in a game system according to the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention and the manner of achieving them will become apparent with reference to the embodiments described in detail below with reference to the accompanying drawings.

However, it is to be understood that the present invention is not limited to the disclosed embodiments, but may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. It is intended that the disclosure of the present invention be limited only by the terms of the appended claims.

Also, terms used herein are for the purpose of illustrating embodiments and are not intended to limit the invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. &Quot; comprises "and / or" comprising "used in the specification do not exclude the presence or addition of components other than the components mentioned. Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense commonly understood by one of ordinary skill in the art to which this invention belongs.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. Like reference numerals refer to like elements throughout.

FIG. 1 is a block diagram schematically showing a configuration of a game system for implementing the present invention, and FIG. 2 is a flowchart illustrating a process of displaying a game character in a game system according to the present invention.

Referring to FIG. 1, a game system in which the present invention is implemented includes a plurality of game devices 20 connected to a game server 10. The game server 10 and the game device 20 may be connected to each other through a wired / wireless communication network or an internet communication network.

The game device 20 includes a microcomputer 22, a camera unit 24, a transceiver unit 26, and a display unit 28.

The microcomputer 22 functions to control each configuration and the camera unit 24 acquires an image of a game player. The transceiver 26 is configured to receive the image data from the microcomputer 22, And transmits the game character image to the game server 10. The display unit 28 performs a function of displaying a screen in which the game character is applied in the game.

A process of displaying a game character using a chroma key technique in a game system having the above-described configuration will now be described with reference to FIG.

First, a technique of synthesizing and providing images in real time using a chroma key technique has been filed by the inventor of the present invention through Patent Registration No. 10-1049778, so that detailed description of the technical operation will be omitted.

The image of the game player is acquired by the camera unit 24 of the game device 20 and provided to the microcomputer 22 (refer to step S10), and the microcomputer 22 extracts the face and the appearance to be applied to the game character (Refer to step S20)

At this time, the process of extracting the face region may be an AdaBoost Face Detection method, a PCA (Principal Component Analysis) based face detection method, or an ICA (Independent Component Analysis) based face detection method.

In extracting the outline of the image of the game player, it is obvious that the entire figure of the game player can be extracted or only some upper body can be extracted and applied to the game.

The microcomputer 22 shapes the game character image using the extracted face and contour (refer to step S30), and transmits the game character image to the game server 10 through the transceiver 26.

In the game server 10, a background image in a game or a game character of another game player is synthesized with a chroma key technique and applied in real time in the game (refer to step S40)

The game screen applied in real time as described above is displayed on the display unit 28 via the transmission / reception unit 26 and can be confirmed by the game player.

The above process is continuously repeated so that the facial expression and motion of the game player are applied to the facial expression and movement of the game character.

On the other hand, when a game player wants to acquire an item during a game or wore a specific item, an item can be worn by a game character using an augmented reality technique.

At this time, it is obvious that the item can be temporarily worn by the augmented reality technique or the state can be changed to the game character.

The augmented reality technique refers to a process of superimposing and combining useful information generated by a computer when images and photographs are displayed by computer programming, and detailed description of the techniques will be omitted.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be appreciated that one embodiment is possible. Accordingly, the true scope of the present invention should be determined by the technical idea of the claims.

10: Game server
20: Game device
22: Microcomputer 24: Camera section
26: Transmitting / receiving unit 28:

Claims (3)

1. A game system including a game device connected to a game server, the method comprising: a first step of acquiring an image including a face and an appearance of a game player through a camera provided in the game device;
A second step of extracting a face and an outer shape to be applied to a game character in the image acquired in the first step to shape a game character image;
And a third step of combining the game character image formed in the second process with a game screen of a game screen of a game or a background screen in the game using the chroma key technique in the game server and applying the result to the game. A method of displaying a game character in a game system using a technique.
The method according to claim 1,
Wherein the first step and the second step are continuously and repeatedly executed so that the facial expression and movement of the game player are applied to the facial expression and movement of the game character in the third step. How to display game characters.
The method according to claim 1,
The game character display method in a game system using the chroma key technique is characterized in that, in the third process, an in-game item is worn on a game character by applying an augmented reality technique.

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