KR20110019837A - Adapted screen golf system to a golfer's visual point and displaying methode therefor - Google Patents

Adapted screen golf system to a golfer's visual point and displaying methode therefor Download PDF

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Publication number
KR20110019837A
KR20110019837A KR1020090077420A KR20090077420A KR20110019837A KR 20110019837 A KR20110019837 A KR 20110019837A KR 1020090077420 A KR1020090077420 A KR 1020090077420A KR 20090077420 A KR20090077420 A KR 20090077420A KR 20110019837 A KR20110019837 A KR 20110019837A
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KR
South Korea
Prior art keywords
viewpoint
image
golfer
extracting
eye
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KR1020090077420A
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Korean (ko)
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이재복
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이재복
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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/04—Games or sports accessories not covered in groups A63B1/00 - A63B69/00 for small-room or indoor sporting games
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B71/00—Games or sports accessories not covered in groups A63B1/00 - A63B69/00
    • A63B71/06—Indicating or scoring devices for games or players, or for other sports activities
    • A63B71/0619—Displays, user interfaces and indicating devices, specially adapted for sport equipment, e.g. display mounted on treadmills
    • A63B71/0622—Visual, audio or audio-visual systems for entertaining, instructing or motivating the user
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2220/00—Measuring of physical parameters relating to sporting activity
    • A63B2220/80—Special sensors, transducers or devices therefor
    • A63B2220/806—Video cameras
    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B2220/00—Measuring of physical parameters relating to sporting activity
    • A63B2220/80—Special sensors, transducers or devices therefor
    • A63B2220/83—Special sensors, transducers or devices therefor characterised by the position of the sensor

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Multimedia (AREA)
  • Human Computer Interaction (AREA)
  • Image Analysis (AREA)
  • Image Processing (AREA)

Abstract

PURPOSE: A view point adaptive screen golf system and a screen golf display method are provided, which can vary an image corresponding to golfer's view point when golfer's view point is varied. CONSTITUTION: A view point adaptive screen golf system comprises: a view point extraction module(67) extracting golfer's view point; and a control module(13) which generates an image which is varied according to a view point extracted by an extracting unit and displays the image. The view point extraction module extracts golfer's view point by golfer's height or a photographed golfer image.

Description

Adapted screen golf system to a golfer's visual point and displaying methode therefor}

The present invention relates to a view-adaptive imaging system and an image display method for varying the image by adapting to a golfer's viewpoint change when a golfer plays golf using a screen displaying a stereoscopic image or a planar image.

FIG. 1 is a schematic view of a preparation position for explaining a golfer's viewpoint change in general, and FIG. 2 is an exemplary view of an actual tee and a golf ball that the golfer sees when changing the viewpoint of FIG. 1.

When the golfer is standing with respect to the origin O, the Z axis is set in the direction of the height of the person, and the golf ball 2 is placed on the tee 1 while the tee 1 is spaced apart from the front of the golfer, ie, in the Y axis direction. After placing the golf ball (2) to the head of the club (3) to send the golf ball (2) to the desired position.

In the case of a general golfer, when moving the club (3) to hit the golf ball (2) when moving the club (3), the head of the golf is also moved to the X-axis direction to some extent, so that the golfer ) And the view of the golf ball (2) occurs, so that the side of the tee (1) and the golf ball (2) at the time of looking at the front of the tee (1) and the golf ball (2) during the back swing A change of viewpoint occurs in the direction of looking, and thus even the same golfer sees a different side with respect to the same object even by the viewing difference.

In addition, even in the case where the tee 1 and the golf ball 2 are placed at the same position, a different surface is seen depending on the tall golfer and the small golfer.

In particular, in the case of putting, a low posture is often taken to check the difference in height of the green, and such a posture generally looks completely different from the view of the green.

However, the conventional screen golf image does not consider the golfer's viewpoint change, and provides only the image at a specific time, and thus lacks the sense of presence.

This problem occurs not only when the image of the screen golf is a simple flat image but also when the stereoscopic image to give a sense of reality.

SUMMARY OF THE INVENTION The present invention has been made to solve such a problem, and a problem of the present invention is to provide a view adaptive screen golf system and a display method for varying an image by adapting to a viewpoint when the golfer's viewpoint changes.

According to an aspect of the present invention, there is provided a view adaptive screen golf system in which an image displayed varies according to a viewpoint viewed by a golfer: a viewpoint extracting means for extracting a viewpoint of a golfer; And control means for generating and displaying an image which varies according to the viewpoint extracted by the viewpoint extracting means.

In addition, in the present invention, the viewpoint extracting means stores the height determined by the height of the key and the height, it is preferable to extract the corresponding time according to the height of the key input by the input unit.

In addition, the viewpoint extracting means in the present invention is a camera for photographing the golfer's face; An image processing module for extracting an eye position from an image of the camera; And a view point extraction module that receives a position of an eye of the image processing module and extracts a view corresponding to the position of the eye.

In the present invention, it is preferable that the image processing module detects the eye gaze direction by the image of the face from the image of the camera, and the viewpoint extraction module extracts a viewpoint by the gaze direction of the eye.

In the present invention, the camera is a pan-tilt camera, the control means transmits the pan-tilt information of the camera to the viewpoint extraction module, the viewpoint extraction module is the pan-tilt information and the position of the eye Alternatively, it is preferable to extract a viewpoint according to the eye direction of the eye.

In addition, another solution of the present invention is a method for displaying an adaptive screen golf image in which the displayed image is varied according to the viewpoint viewed by the golfer: the golfer's viewpoint by the input height of the golfer or the captured image of the golfer Extracting the time point of extraction; An image extraction step of extracting an image corresponding to the extracted viewpoint by the viewpoint extraction step; And a display step of displaying the image extracted in the image extraction step.

In the present invention, it is preferable that the viewpoint extraction step extracts a viewpoint by reading a viewpoint corresponding to an input key.

In the present invention, it is preferable that the viewpoint extraction step extracts a face from the photographed image, detects the eye gaze direction based on the image of the face, and calculates a viewpoint from the gaze direction of the eye.

In the present invention, it is preferable that the eye extracting step extracts the eye position from the photographed image and calculates the eye point based on the eye position.

According to the present invention having the above-mentioned problems and solutions, the golfer's viewpoint is extracted by the input of the golfer's height, the eye's gaze direction detected from the golfer's image, and the eye's position, and the image according to the golfer's viewpoint is screened. Or by displaying on the wall to match the golfer's respective body conditions, and to change the displayed image according to the viewing direction to be able to play an interesting and realistic screen golf.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

3 is a circuit block diagram illustrating an embodiment of the screen golf system of the present invention, Figure 4 is an exemplary view for explaining the operation of the viewpoint extraction module of the present invention.

The controller 10 is a view extraction module 15 for extracting a viewpoint according to the input of the control module 13 and the input unit 17 for controlling the entire screen golf system, and the image is stored at various locations and various views of a specific golf course It includes an image storage module 16, the control unit 10 is connected to the input unit 17 for inputting personal information, such as the golfer's key, and input the standing posture, sitting posture, etc. when the putting green is displayed on the screen And, by detecting the movement trajectory of the ball and transmits it to the control module 13, the ball sensor 23 to calculate the path and speed of the ball, and receives the video signal from the control module 13 to drive the project 23 Project driving unit 19 is connected.

At this time, the control module 13 includes a plurality of modules such as an image synthesis module for synthesizing the trajectory of the ball by the speed direction of the ball detected by the image and the ball detection sensor 21 and the OS control module and the image storage module 16. It may be divided into one or may be integrated into one. Hereinafter, the functions commonly implemented in the currently operated screen golf system will be omitted, and the configuration and operations related to the present invention will be described.

In addition, the image storage module 16 may store a 2D image for each viewpoint, and a 3D stereoscopic image for each viewpoint.

In addition, in order to reduce the storage capacity of the image storage module 16, a 2D image or a 3D image for a specific viewpoint is stored, and the control module 13 includes an image viewpoint variable engine, and the image viewpoint variable engine includes a viewpoint extraction module ( 15 may be modified to change the image stored in the image storage module 16 at the time point calculated in FIG. The tools used as the image viewpoint engine are programs such as 3ds Max, Maya, and Rhino, which are made and provided by graphic software companies such as Autodesk. The techniques used by these programs are virtual cameras for data images existing in the program. (Virtual camera) can be set and rendered to obtain a different view of the image through a series of processes, such as the left and right eye images, the image of the golfer standing and watching the sitting and watching It is possible to realize a three-dimensional image.

Hereinafter, the operation of the embodiment shown in FIG. 3 will be described.

A posture setting such as a height of a golfer input through the input unit 17, a standing posture or a sitting position at the time of putting is stored in the viewpoint extraction module 13 of the controller 10, and the viewpoint extraction module 13 is an input golfer. The viewpoint information is extracted by the key information of the golfer by extracting the position information and the key information.

When the golfer with the key A at the same position in FIG. 4 sees the end of the pole 41 of the putting green, the angle formed by the line connecting them and the vertical line at the position where the golfer stands is defined as the starting point θ1. A golfer whose height is B is θ2, and a golfer whose height is C is θ3. When B is the horizontal point of view (θ2 = 90 °) when the end of the pole 41, the A person has a view from top to bottom, C person has a view from top to bottom . As such, when a golfer's key is input, the viewpoint calculating module calculates the viewpoint by using a table or a relational expression of a predetermined key and the viewpoint and transmits the viewpoint to the control module 13.

The control module 13 reads the image data corresponding to the input time point from the image storage module 16 and outputs the image data to the project driver 19 so that the project 23 outputs the image corresponding to the golfer's view point on the screen.

As an extreme example, when the putting green is displayed on the screen, the difference between the view of the plane of the putting green and the cross section is different because the point of view is approximately 90 대략 when the input of the putting green and the sitting position are input. Will occur. In addition, this effect is similarly generated in the image displayed in 2D and the image displayed in 3D.

5 is a schematic diagram for explaining a second embodiment of the present invention, Figure 6 is a circuit diagram of a second embodiment of the present invention.

In FIG. 5, a viewpoint tracking camera 51 for tracking the golfer's viewpoint is installed in front of the golfer. The viewpoint tracking camera 51 is installed to photograph the golfer's face when the golfer hits the golf ball on the screen golf course, and is installed with a pan-tilt designed to follow the golfer's eyes.

In FIG. 6, the same reference numerals are added to blocks that perform the same function as FIG. 3, and description thereof will be omitted.

The controller 61 controls the entire system, an image processing module 65 for processing the image captured by the viewpoint tracking camera 71, and calculates an eye position and a gaze direction, and an image processing module. And a viewpoint extracting module 67 that receives eye position and gaze direction from the eye 65 and calculates a viewpoint, and the controller 61 includes a viewpoint tracking camera 51 according to camera control information input from the control module 69. ) And a camera driver 69 for transmitting an image of the camera to the controller 61 is connected.

7 is a flowchart illustrating a process of extracting a viewpoint in a second embodiment of the present invention.

The control module 63 drives the camera driver 69 to photograph the golfer's face from the viewpoint tracking camera 51, and the image processing module 65 is configured to capture the center of the image captured by the viewpoint tracking camera 51. By detecting an error with the center of the face image, the pan-tilt of the camera is adjusted to remove the error (S1). The image processing module 65 extracts a face image, an image of an eye, and coordinate values thereof in the image in the image. Also, the image processing module 65 looks at the front face from the extracted face image (i.e., when looking at the golf ball, and sets the viewing direction angle ∂ = 0 ㅀ) and when looking at the side (i.e., green poles). When looking at the back, the gaze direction angle ∂ = 90 ° setting) and the image of the face to be photographed are completely different, so the eye gaze direction is calculated based on this difference (S2).

The image processing module 65 transmits eye coordinate information and eye gaze direction information to the viewpoint extraction module 67 in the image, and the control module 63 views pan-tilt information of the viewpoint tracking camera 51. Transfer to the extraction module 67.

The viewpoint extraction module 67 extracts the viewpoint based on the pan-tilt information, the eye coordinate information, and the eye gaze direction information (S3).

The extracted time point is input to the control module 63, and the control module 63 reads an image corresponding to the input time point from the image storage module 16 to be displayed in the project 23 (S4), (S5).

As described above, the viewpoint extracted by the viewpoint extraction module 67 is changed to match the height of each of the various golfers by eye coordinate information, and the same golfers swing their faces or face to observe the front. When rotating, the display image is changed according to the rotation angle, so that you can feel the golfing experience in the actual golf course.

In the embodiments illustrated in FIGS. 1 to 7, a case in which the actual golf ball is priced toward the display screen in the screen golf course is described. However, the present invention has a form of 3D image as in Korean Patent Application No. 10-2009-0043833. It can be easily applied even when the golfer swings against the virtual golf ball formed in the furnace space.

In addition, it is natural to those skilled in the art that the display method adapted to the golfer's viewpoint change of the present invention can be naturally applied to a game machine using a computer.

In addition, the position of the eyes changes according to the golfer's posture, such as the driver's driver shot, wood shot, iron shot, and putt. It is desirable to apply the present invention by implementing a background image, a virtual golf ball image that is difficult to accurately represent the change of the viewpoint.

As described above, the present invention may be variously modified by those skilled in the art, and thus the protection scope of the present invention should be defined by the claims.

1 is a schematic diagram of a ready position for explaining a golfer's viewpoint change in general.

FIG. 2 is an exemplary view of an actual tee and a golf ball that a golfer sees when the viewpoint is changed in FIG. 1.

3 is a circuit block diagram illustrating an embodiment of the screen golf system of the present invention.

4 is an exemplary view for explaining the operation of the viewpoint extraction module of the present invention.

5 is a schematic view for explaining a second embodiment of the present invention.

6 is a circuit diagram of a second embodiment of the present invention.

7 is a flowchart illustrating a process of extracting a viewpoint in a second embodiment of the present invention.

Claims (9)

In a point-of-view adaptive screen golf system where the displayed image varies depending on the point of view of the golfer: View point extraction means for extracting the view of the golfer; And a control means for generating and displaying an image that varies according to the viewpoint extracted by the viewpoint extracting means. The method of claim 1, wherein the viewpoint extracting means stores a height determined according to the height of the key and the height, and extracts a viewpoint corresponding to the height of the key input by the input unit. system. The method of claim 1, wherein the time extraction means A camera for photographing the golfer's face; An image processing module for extracting an eye position from an image of the camera; And a view point extraction module which receives a position of an eye of the image processing module and extracts a view corresponding to the position of the eye. The viewpoint of claim 3, wherein the image processing module detects an eye gaze direction from an image of the camera by an image of a face, and the viewpoint extraction module extracts a viewpoint from an eye gaze direction of the eye. Adaptive Screen Golf System. The method of claim 3 or 4, wherein the camera is a pan-tilt camera, the control means transmits the pan-tilt information of the camera to the viewpoint extraction module, and the viewpoint extraction module is the pan-tilt information. And extracting a viewpoint by the position of the eye or the direction of eye gaze. A method of displaying a point-of-view adaptive screen golf image in which a displayed image is varied according to a viewpoint viewed by a golfer: Extracting the viewpoint of the golfer based on the input height of the golfer or the captured image of the golfer; An image extraction step of extracting an image corresponding to the extracted viewpoint by the viewpoint extraction step; And a display step of displaying the extracted image in the image extraction step. The method of claim 6, wherein the extracting of the viewpoints comprises extracting a viewpoint by reading a viewpoint corresponding to an input key. The method of claim 6, wherein the extracting of the viewpoints comprises: extracting a face from the photographed image, calculating eye gaze direction based on the image of the face, and calculating a viewpoint from the eye gaze direction of the eye. Screen golf video display method. 7. The method of claim 6, wherein the viewpoint extracting step extracts the position of the eye from the photographed image and calculates the viewpoint based on the position of the eye.
KR1020090077420A 2009-08-21 2009-08-21 Adapted screen golf system to a golfer's visual point and displaying methode therefor KR20110019837A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101147873B1 (en) * 2010-06-24 2012-05-24 박영기 Screen-golf system using face recognition and control method of the same
WO2023200038A1 (en) * 2022-04-13 2023-10-19 주식회사 비주얼캠프 Eye tracking system and method for monitoring golf hitting, and non-transitory computer-readable recording medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101147873B1 (en) * 2010-06-24 2012-05-24 박영기 Screen-golf system using face recognition and control method of the same
WO2023200038A1 (en) * 2022-04-13 2023-10-19 주식회사 비주얼캠프 Eye tracking system and method for monitoring golf hitting, and non-transitory computer-readable recording medium

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