WO2020075985A1

WO2020075985A1 - Method for providing visual guide

Info

Publication number: WO2020075985A1
Application number: PCT/KR2019/012252
Authority: WO
Inventors: 강산
Original assignee: 강산
Priority date: 2018-10-11
Filing date: 2019-09-20
Publication date: 2020-04-16
Also published as: WO2020075985A9; KR102159803B1; KR20200041133A

Abstract

Disclosed is a device for providing a visual guide for digitally photographing a subject. The device comprises a subject guide providing unit for displaying a guideline for guiding a subject on a live view screen for photographing.

Description

Device and method for providing shooting guide

The present invention relates to a technique for taking a picture or a video, and more particularly, to a technique for assisting a user to shoot.

With the advent of mobile phones with cameras, users can take photos or videos anytime, anywhere. In particular, the mobile phone camera has the advantage of being easy to operate and anyone can easily use. However, it is difficult for beginners who lack photo composition techniques to get a satisfactory picture even when taking pictures. In addition, even when someone takes a picture, it is difficult to shoot in a desired location or composition.

[Advanced technical literature]

[Patent Document]

Korean Registered Patent Publication No. 10-1653041 (announced on August 31, 2016)

It is an object of the present invention to provide a method that allows a user to take a photograph with a composition.

The apparatus for providing a photographing guide for digitally photographing a subject according to an aspect may include a subject guide providing unit displaying guidelines for guiding a subject on a live view screen for photographing.

The photography guide providing device further includes an automatic recognition guide providing unit that recognizes an object or background on the live view screen and displays composition guide information mapped to the recognized object or background on the live view screen, wherein the composition guide information includes the object or background. Guidelines for and guidelines for guiding the position and posture of a person may be included.

The automatic recognition guide providing unit may present a plurality of composition guide information mapped to an object or background to the user, and display composition guide information selected by the user on the live view screen.

The photography guide providing device further includes a location-based guide providing unit displaying the composition guide information mapped to the photo zone where the user is located on the live view screen, but the composition guide information includes guidelines for objects or backgrounds and guidelines for people You can.

The location-based guide providing unit notifies the photo zones around the user's location and, if there is a user's selection of the photo zone, may guide the route to the selected photo zone.

The apparatus for providing a photographing guide may further include a photograph guide providing unit displaying a selected view by the user on a live view screen by applying a predetermined transparency.

The subject guide providing unit may provide the user with photographing angle information mapped to the guideline in addition to the guideline for guiding the subject.

On the other hand, a method for providing a shooting guide according to an aspect is a step of presenting a composition guide list to a user, and a guideline on a live view screen according to composition guide information selected by a user among a plurality of composition guide information belonging to the composition guide list And displaying.

According to the disclosed, even if the user is awkward in shooting, an effect is created to enable compositional shooting.

1 is a block diagram of a photographing guide providing apparatus according to an embodiment.

2 is a screen example for a subject guide function.

3 is an exemplary screen for an automatic recognition guide function.

4 is an exemplary screen for a location-based guide function.

5 is an exemplary screen for a photo guide function.

6 is a screen view showing photographing angle information.

9 is a flowchart of a method for providing a subject guide according to an embodiment.

10 is a flowchart of a method for providing an automatic recognition guide according to an embodiment.

11 is a flowchart of a method for providing a location-based guide according to an embodiment.

12 is a flowchart of a method for providing a photo guide according to an embodiment.

The above-described and additional aspects of the present invention will become more apparent through preferred embodiments described with reference to the accompanying drawings. Hereinafter, the present invention will be described in detail so that those skilled in the art can easily understand and reproduce through the examples.

1 is a block diagram of a photographing guide providing apparatus according to an embodiment. The apparatus for providing a photographing guide is a computing device having a photographing function. The computing device may or may not have a communication function in addition to a photographing function. In the former case, the computing device may be a digital camera dedicated to photography. And in the latter case, the computing device may be, for example, a smartphone equipped with a camera module. The user input / output unit 100 provides a user input interface and a user output interface. Examples of the user input interface include a touch panel and a button, and examples of the user output interface include displays such as OLED (Organic Light Emitting Diodes) and TFT-LCD (Thin Film Transistor-Liquid Crystal Disaply). In addition, the touch panel and the display may be integrally combined and provided in the form of a touch screen.

The storage unit 200 is a medium for storing instructions, data, programs, and the like, and may include one or more memories. A photographing guide program may be stored in the storage unit 200. The communication unit 300 includes a transceiver for communication with the outside. The communication unit 300 supports one or more communication protocols, such as TCP / IP, IPX, SPX, NetBIOS, Ethernet, ARCNET, Fiber Distributed Date Interface (FDDI), IEEE 802.11, IEEE 802.11a, and direct synchronization connection. It supports at least some of the communication protocols. In addition, although not illustrated in FIG. 1, the apparatus for providing a photographing guide may further include a GPS receiver for grasping the current location.

The control unit 400 may include hardware and an operating system including one or more processors. The control unit 400 according to an aspect includes the photographing guide unit 500. In one embodiment, the photographing guide unit 500 is a photographing guide program stored in the storage unit 200 and is loaded and executed by the control unit 400. The photographing guide unit 500 may be an application, and may be downloaded from an app store or the like and stored in the storage unit 200. The photographing guide unit 500 includes at least one of a subject guide providing unit 510, an automatic recognition guide providing unit 520, a location-based guide providing unit 530, and a photo guide providing unit 540. These are all software function modules, each of which performs a predetermined function. In addition, the user can select a desired guide function, and the photographing guide unit 500 provides a guide function selected by the user.

The subject guide providing unit 510 provides a subject guide function that displays a guideline for guiding a subject on a live view screen for shooting. In one embodiment, the subject guide providing unit 510 presents a plurality of subject composition guide information to the user, and when any one subject composition guide information is selected by the user, guides according to the selected subject composition guide information Display on the live view screen. The subject may be a person or an object. And the number of guidelines can be one or more. Accordingly, when two people are to be photographed, the composition guide information for two people may be selected from among the plurality of composition information.

An example of such a subject guide function is illustrated in FIG. 2. When the user selects the composition guide information for the human subject as shown in FIG. Accordingly, the portrait subject takes the same posture as the portrait guideline, and the user can obtain a shooting result as shown in FIG. 2 (c) by framing and photographing as shown in FIG. 2 (b) according to the portrait guideline.

The automatic recognition guide providing unit 520 provides an automatic recognition guide function for recognizing objects or backgrounds in a live view image and displaying guidelines for guiding the composition of the recognized objects or backgrounds and people on the live view screen. Objects and backgrounds that can be automatically recognized may be registered in advance. Examples of objects that can be automatically recognized include cars, chairs, beds, and sofas. Examples of the background that can be automatically recognized are sky and sea. You can. In one embodiment, the shooting guide unit 500 analyzes the live view image to recognize an object or background, presents a plurality of composition guide information mapped to the recognized object or background to the user, and any one by the user When the composition guide information of is selected, objects or background guidelines and portrait guidelines belonging to the selected composition guide information are displayed on the live view screen. At this time, when there is only one composition guide information mapped to an object or a background, the user's selection may be omitted.

Shooting using composition guide information for the automatic recognition guide function is illustrated in FIG. 3. When a vehicle is recognized in the live view image, the automatic recognition guide providing unit 520 presents a plurality of composition guide information mapped to the vehicle to the user, and when the user selects composition guide information as shown in FIG. Automobile guidelines and portrait guidelines belonging to the composition guide information are displayed on the live view screen. Accordingly, the user can obtain a photographing result as shown in FIG. 3 (c) by composing and photographing as shown in FIG. 3 (b). As another example, when the sky and the sea background are recognized, a background guideline for guiding the horizon and a person guideline are displayed on the live view screen.

The location-based guide providing unit 530 provides a location-based guide function that displays guidelines available in the photo zone on the live view screen when the user is located in the photo zone. In one embodiment, the location-based guide providing unit 530 detects a user's location and, if the identified location is a pre-registered photo zone, objects or background guidelines and people according to composition guide information mapped to the photo zone The guideline is displayed on the live view screen. A plurality of photo zones may be registered, and composition guide information mapped to a corresponding photo zone is displayed on a live view screen according to a user's location. In addition, when there is a plurality of composition guide information mapped to the photo zone, it may be presented to the user to select one. Accordingly, the user can take a picture or video composed in a photo zone designated as a tourist attraction or a tourist attraction. In a further embodiment, the location-based guide providing unit 530 detects the user's location and notifies the photo zone through a pop-up when a photo zone exists within a predetermined range from the identified location, and routes to the photo zone according to a user's request Guide. Accordingly, the user can go to the photo zone and take a picture or video that will be retained for a lifetime.

Shooting using composition guide information for the location-based guide function is illustrated in FIG. 4. When there is a photo zone around the user's location, the location-based guide providing unit 530 notifies the user that there is a photo zone around as illustrated in FIG. 4A. Accordingly, the user can go to the corresponding photo zone. When the user arrives at the photo zone and wants to shoot using the location-based guide, the location-based guide providing unit 530 presents a plurality of composition guide information mapped to the photo zone of the user's location to the user, and the user is shown in FIG. When composition information such as) is selected, the Eiffel Tower guideline and the person guideline belonging to the selected composition guide information are displayed on the live view screen. Accordingly, the user can obtain a photographing result as shown in FIG. 4 (d) by framing and photographing as shown in FIG. 4 (c).

The photo guide providing unit 540 provides a photo guide function to display a live view screen by applying a predetermined transparency to the photo. In one embodiment, the photo guide providing unit 540 allows the user to select a photo to be used as a guide, and displays the photo selected by the user on the live view screen, but reflects the default transparency on the photo. The selected picture may be a portrait picture, and the default transparency may be 50%. And the transparency of the photo displayed on the live view screen can be adjusted by the user. In addition, the photo guide providing unit 540 may process the selected photo in black and white and display it on the live view screen.

An example of such a photo guide function is shown in FIG. 5. The user may select a picture to be used as a guide from among pictures stored in the device, as shown in FIG. 5 (a), or may select a picture shared on a social network service such as Facebook or Instagram. The selected photo may be displayed on the live view screen as shown in (b) of FIG. 5 by reflecting the default transparency, or may be further processed in black and white to show on the live view screen as shown in (c) of FIG. 5. May be displayed. Accordingly, the user can obtain a photographing result as shown in FIG. 5D by taking a portrait subject to take the same posture as a person on the photograph.

Meanwhile, the subject guide providing unit 510 provides photographing angle information to the user in addition to guidelines for guiding the subject. The shooting angle information may be mapped to guidelines. In one embodiment, the shooting angle information is visual information that can be visually confirmed, and is displayed on the live view screen along with guidelines. In addition, whether the actual shooting angle belongs to the shooting angle range according to the shooting angle information is reflected in the shooting angle information, so that the user can adjust the shooting angle. Accordingly, the user can shoot with an appropriate shooting angle through the shooting angle information. For reference, it is well known that the actual shooting angle is detected through various sensors provided in the photographing guide providing apparatus, for example, a gyro sensor and an acceleration sensor.

The shooting angle will be explained further. In the case of high angle, you can get a good result by positioning the subject at the top of the live view screen. For this, it is good to place the camera on the top of the subject and give the angle from top to bottom. 220 degrees to 230 degrees or 320 degrees to 330 degrees is preferred. And in the case of low-angle, you can get good results by placing the subject on the live view screen. For this, it is good to place the camera at the bottom of the subject and give the angle from the bottom to the top. 60 degrees to 70 degrees or 110 degrees to 120 degrees is preferred. However, it is very difficult for a beginner to shoot while considering the shooting angle. To this end, photographing angle information is provided together.

An example of such photographing angle information is illustrated in FIG. 6. In addition to the guidelines, as shown in (a) of FIG. 6, the shooting angle information 10 is displayed together on the live view screen. Accordingly, the user can adjust the actual shooting angle to fit the shooting angle range 11. As shown in (b) of FIG. 6, when the actual shooting angle falls within the shooting angle range, a picture may be taken, and thus a shooting result as shown in FIG. 6 (c) is obtained. And Figure 7 is a comparison of the application before and after the application of the shooting angle function (angle function), it is possible to obtain a result with a longer lower body ratio than before. For reference, FIG. 6 is a case of a low angle, and even when a high angle is required, the shooting angle information is provided as shown in FIG. 8 so that the user can adjust the shooting angle.

Meanwhile, the above-described photographing angle information is not only provided by the subject guide providing unit 510, but also provided by the automatic recognition guide providing unit 520, the location-based guide providing unit 530, and the photo guide providing unit 540. Can be.

9 is a flowchart of a method for providing a subject guide among methods for providing a shooting guide. The processor presents a composition guide list for one or more subjects to the user (S100). The composition guide list includes a plurality of composition guide information, and a user can select desired composition guide information. The processor displays the subject guideline according to the composition guide information selected by the user on the live view screen (S110). Accordingly, the user can take a picture after aligning the subject with the guidelines. Thereafter, when the shooting is performed, the processor releases the guideline display from the live view screen (S120) (S130).

10 is a flowchart of an automatic recognition guide providing method among the photographing guide providing methods. The processor recognizes an object or background from the live view image (S200). If the recognition is successful, the processor presents the composition guide list mapped to the recognized object or background to the user (S210). The composition guide list includes a plurality of composition guide information, and a user can select desired composition guide information. The processor displays guidelines according to the composition guide information selected by the user on the live view screen. The composition guide information at this time includes an object or background guideline and a person guideline, and there may be more than one person guideline. The processor displays the object / background guideline and the person guideline according to the composition guide information selected by the user on the live view screen (S220). Thereafter, when the shooting is performed, the processor releases the guideline display from the live view screen (S230) (S240).

11 is a flowchart of a method for providing a location-based guide among methods for providing a photographing guide. The processor checks the user location, and determines whether the identified location is a photo zone (S300) (S310). If it is not a photo zone, the processor guides the route to the user to reach the photo zone (S320). At this time, the route is guided only when there is a photo zone around the user's location, and before that, a process of notifying that the photo zone exists around the user's location may be preceded. When the user reaches the photo zone or is located in the photo zone, the processor presents a composition guide list mapped to the photo zone to the user (S330) (S340). The composition guide list includes a plurality of composition guide information, and a user can select desired composition guide information. The processor displays guidelines according to the composition guide information selected by the user on the live view screen. The composition guide information at this time includes an object or background guideline and a person guideline, and there may be more than one person guideline. The processor displays object / background guidelines and person guidelines according to the composition guide information selected by the user on the live view screen (S350). Thereafter, when the shooting is performed, the processor releases the guideline display from the live view screen (S360) (S370).

12 is a flowchart of a method for providing a photo guide among the methods for providing a photography guide. The processor requests a user to select a picture to be used as a picture guide (S400). When the user selects a photo, the processor applies the default transparency to the selected photo and displays it on the live view screen (S410). Thereafter, when the shooting is performed, the processor releases the guideline display from the live view screen (S430) (S440). According to FIGS. 9 to 12, the user may be provided with a photographing guide service by selecting a desired guide function. In addition, although not illustrated in FIGS. 9 to 12, it is needless to say that the above-described photographing angle information may be provided.

On the other hand, the above-described method for providing a shooting guide can be created by a computer program. The codes and / or code segments constituting such a program can be easily deduced by a computer programmer in the field. In addition, such a program is stored in a computer-readable recording medium, and is read and executed by a PC, so that a method for providing a photographing guide can be implemented. Such a recording medium may be a magnetic recording medium, an optical recording medium, or the like. In addition, the above-described photographing guide program may be stored in a computer-readable recording medium, and read and executed by a computer to implement the above-described functions.

So far, the present invention has been focused on the preferred embodiments. Those skilled in the art to which the present invention pertains will understand that the present invention may be implemented in a modified form without departing from the essential characteristics of the present invention. Therefore, the disclosed embodiments should be considered in terms of explanation, not limitation. The scope of the present invention is shown in the claims rather than the foregoing description, and all differences within the equivalent range should be interpreted as being included in the present invention.

[Description of codes]

100: user input and output unit 200: storage unit

300: communication unit 400: control unit

500: photographing guide unit 510: subject guide providing unit

520: automatic recognition guide provider 530: location-based guide provider

540: Photo guide provider

Claims

In the photographing guide providing apparatus for digitally photographing the subject,

A display displaying a live view screen; And

A control unit including a subject guide providing unit displaying a guideline for guiding a subject on a live view screen for shooting;

Device for providing a shooting guide comprising a.
According to claim 1, The control unit:

It further includes an automatic recognition guide providing unit for recognizing objects or backgrounds on the live view screen and displaying composition guide information mapped to the recognized objects or backgrounds on the live view screen.

The composition guide information includes a guideline for an object or a background and a guideline for guiding the position and posture of a person.
According to claim 2,

The automatic recognition guide providing unit presents a plurality of composition guide information mapped to an object or a background to a user, and a photographing guide providing device that displays composition guide information selected by the user on a live view screen.
According to claim 1, The control unit:

Further comprising; a location-based guide providing unit for displaying the composition guide information mapped to the photo zone where the user is located on the live view screen;

The composition guide information includes a guideline for an object or a background and a guideline for a person.
The method of claim 4,

The location-based guide providing unit notifies the photo zone around the user's location, and if the user selects a photo zone, a photographing guide providing apparatus that guides a route to the selected photo zone.
The method of claim 5, wherein the control unit:

A photo guide providing unit displaying a live view screen by applying a predetermined transparency to use the photo selected by the user as a shooting guide;

Shooting guide providing device further comprising.
According to claim 1,

In addition to the guidelines for guiding the subject, the subject guide providing unit provides a photographing guide providing device that provides photographing angle information mapped to the guideline to the user.
Presenting a composition guide list to the user; And

Displaying a guideline on the live view screen according to the composition guide information selected by the user among a plurality of composition guide information belonging to the composition guide list;

How to provide a shooting guide comprising a.
The method of claim 8,

Recognizing an object or a background from the live view image of the live view screen; further comprising,

The step of presenting the composition guide list to the user presents the composition guide list mapped to the recognized object or background to the user,

The composition guide information includes a guideline for an object or a background, and a guideline for guiding the position and posture of a person.
According to claim 1,

Further comprising the step of determining whether the user location is a photo zone;

In the step of presenting the composition guide list to the user, when the user location is the photo zone, the composition guide list mapped to the photo zone is presented to the user,

How to provide a shooting guide that includes guidelines for objects or backgrounds and guidelines for people in composition guide information.
The method of claim 10,

Notifying a user of a photo zone around the user's location; And

Guiding a route to the selected photo zone if the user has a photo zone selection;

How to provide a shooting guide further comprising.
A computer-readable recording medium on which a program for executing the photographing guide providing method according to any one of claims 8 to 12 is recorded.