KR102150905B1 - Method for photographing based on WiFi Direct and electronic device performing thereof - Google Patents

Abstract

In the Wi-Fi Direct-based shooting method and an electronic device performing the same, a preview image data is obtained through a camera module of the electronic device, and preview image data of the camera module is obtained from at least one electronic device connected to the electronic device through Wi-Fi Direct. After receiving, displaying a preview image of the electronic device as a main screen on the touch screen of the electronic device, and displaying each of the preview images of the at least one electronic device as a sub-screen overlapping the preview image of the electronic device.

Description

[Method for photographing based on WiFi Direct and electronic device performing thereof]

Various embodiments of the present invention relate to a Wi-Fi Direct-based photographing method and an electronic device performing the same.

Wi-Fi Direct is a technology that enables direct communication between Wi-Fi devices via peer to peer (P2P) without a separate AP (Access Point) supporting a wireless network. By forming a peer-to-peer (P2P) group among Wi-Fi devices, it is possible to provide group play such as sharing content, using applications of other devices, or simultaneously playing data.

On the other hand, as portable mobile devices including smart phones become a part of life, the importance of user interfaces (UI, User Interface) and user experiences (UX, User Experience) is increasing as well as providing high hardware specifications or various functions. .

Recently, UI and UX are recognized as interactions between a user and an electronic device, and preference for UI and UX that can provide a user-friendly and user-friendly environment is increasing.

A technical problem to be achieved by at least one embodiment of the present invention is to provide a Wi-Fi Direct-based photographing method and an electronic device performing the same. Further, there is provided a computer-readable recording medium in which a program for executing the method on a computer is recorded. The technical problems to be achieved by various embodiments of the present invention are not limited to the technical problems as described above, and other technical problems may exist.

An electronic device according to an embodiment for solving the above technical problem includes a camera module for obtaining preview image data, and a Wi-Fi module for receiving preview image data of a corresponding camera module from at least one electronic device connected to the electronic device through Wi-Fi direct. , A touch screen displaying the preview image of the electronic device as a main screen, and displaying each of the preview images of the at least one electronic device as a sub-screen overlapping the preview image of the electronic device, and a touch detected by the touch screen Based on an input, a controller for controlling at least one of a camera module of the electronic device and a camera module of the at least one electronic device may be included.

According to an embodiment for solving the other technical problem, a Wi-Fi Direct-based photographing method is a process of acquiring preview image data through a camera module of an electronic device, corresponding to at least one electronic device connected to the electronic device through Wi-Fi Direct. The process of receiving preview image data of a camera module, displaying the preview image of the electronic device as a main screen on the touch screen of the electronic device, and displaying each of the preview images of the at least one electronic device as a sub screen of the electronic device. It may include a process of overlapping and displaying the preview image.

An embodiment for solving the above other technical problem may provide a computer-readable recording medium in which a program for executing the above-described Wi-Fi Direct-based photographing method is recorded.

The above-described contents are a rather broad summary of the features and technical advantages of the various embodiments in order to enable those of ordinary skill in the art to better understand from the detailed description of various embodiments of the present disclosure to be described later. In addition to these features and advantages, additional features and advantages of various embodiments that form the subject of the claims of the present disclosure will be better understood from the detailed description that follows.

The Wi-Fi Direct-based photographing method and electronic device according to various embodiments of the present invention share a camera preview image with at least one electronic device connected via Wi-Fi Direct, and use a touch interface to display a camera module of at least one electronic device. Function can be easily controlled.

Even if several electronic devices share camera functions, a user-friendly user interaction method can be provided by a simple touch manipulation of the camera preview screen.

In a situation in which various events occur simultaneously in one place by multi-shot shooting between electronic devices of the Wi-Fi Direct P2P group, the camera modules of several electronic devices are shared to take pictures simultaneously or sequentially, and within a close distance. Images captured for various situations can be conveniently acquired.

In addition, by sharing a camera module among electronic devices of the Wi-Fi Direct P2P group, comparing preview images that enter each frame of a multi-frame template, taking simultaneous or sequential shooting, and multi-frame images of various situations within a close distance. Can be obtained conveniently.

1 is a block diagram illustrating an electronic device according to an embodiment of the present invention.
2 is a diagram illustrating a Wi-Fi Direct environment according to an embodiment of the present invention.
FIG. 3 is a screen in which an electronic device selects a multi-shot shooting with electronic devices that form a Wi-Fi Direct P2P group according to an embodiment of the present invention.
4 is a screen illustrating multi-shot photographing in an electronic device according to an embodiment of the present invention.
5 is a screen illustrating multi-shot photographing in an electronic device according to an embodiment of the present invention.
6 is a screen illustrating a multi-shot capturing in an electronic device according to an embodiment of the present invention.
7 is a screen illustrating multi-shot photographing in an electronic device according to an embodiment of the present invention.
8 is a screen illustrating a multi-shot photographing using a multi-frame template in an electronic device according to an embodiment of the present invention.
9 is a screen illustrating a multi-shot photographing by using a multi-frame template in an electronic device according to an embodiment of the present invention.
10 is a flowchart illustrating a Wi-Fi Direct based photographing method according to an embodiment of the present invention.
11 is a flowchart illustrating a Wi-Fi Direct based photographing method according to an embodiment of the present invention.

Hereinafter, various embodiments of the present invention will be described in detail with reference to the drawings. In this case, the same components in each drawing are indicated by the same reference numerals as possible. In addition, detailed descriptions of functions and/or configurations already known are omitted. In the following, a portion necessary for understanding an operation according to various embodiments will be mainly described, and descriptions of elements that may obscure the subject matter of the description will be omitted.

In addition, some elements of the drawings may be exaggerated, omitted, or schematically illustrated. The size of each component does not fully reflect the actual size, and therefore, the contents described herein are not limited by the relative size or spacing of the components drawn in each drawing.

1 is a block diagram illustrating an electronic device according to an embodiment of the present invention.

Referring to FIG. 1, the electronic device 100 may include a camera module 110, a WiFi module 120, a touch screen 130, and a control unit 140. In this specification, only components related to the present embodiment will be described in order to prevent the features of the present embodiment from being blurred. Therefore, it can be understood by those of ordinary skill in the art to which the present embodiment belongs that other general-purpose components may be further included in addition to the components shown in FIG. 1.

The electronic device 100 according to the present embodiment may take a picture based on Wi-Fi Direct. The electronic device 100 may form a Wi-Fi Peer to Peer (P2P) group with at least one electronic device 200 to control photographing by a camera module of the at least one electronic device 200.

The electronic device 100 according to the present embodiment includes a mobile phone, a smart phone, a tablet PC (Personal Computer), a notebook computer, a digital broadcasting terminal, a digital camera, a portable game terminal, and a PDA. Personal Digital Assistants), Portable Multimedia Player (PMP), navigation, printer, and the like. In addition, the electronic device 100 may further include a wearable electronic device such as a smart watch, smart glass, electronic bracelet, electronic anklet, electronic necklace, electronic ring, and electronic waistband. However, the present invention is not limited thereto, and the electronic device 100 may include all information communication devices including the camera module 110, multimedia devices, and application devices therefor.

The camera module 110 may acquire a still image or a video through photographing. Also, the camera module 110 may acquire preview image data in the photographing mode. In this case, the preview image data may include all of a live view, a preview, and an image showing an image to be photographed in advance through a screen.

In the shooting mode, the camera module 110 zooms in, zooms out, shooting, continuous shooting, timer setting, flash setting, AF (Auto Focus) setting, AE (Auto Exposure) setting, WB (White Balance). ) Settings, screen mode settings, filter functions, and various functions related to shooting such as toy camera functions can be provided. Accordingly, the camera module 110 may take a picture according to a set function, or apply a set function to the preview image data or the captured image.

In addition, the camera module 110 may perform image processing on a still image or a moving picture obtained by an image sensor in a photographing mode. For example, the camera module 110 may enlarge or reduce the preview image, change the brightness, saturation, and contrast of the preview image or the captured image, and synthesize the captured image.

The camera module 110 according to an embodiment may include a photographing device that acquires an image, and an image sensor module that processes an acquired image such as a still image or a moving image. The image processed by the camera module 110 may be stored in the storage unit 150 or transmitted to at least one electronic device 200 or an external device through the Wi-Fi module 120 or a communication interface.

The WiFi module 120 supports WiFi Direct. The electronic device 100 may directly communicate with at least one electronic device 200 through a peer-to-peer (P2P) using Wi-Fi Direct, and may form a P2P group.

The Wi-Fi module 120 according to the present embodiment may receive preview image data of a corresponding camera module from at least one electronic device 200 connected to the electronic device 100 via Wi-Fi directly.

Also, the Wi-Fi module 120 may transmit a control signal to the at least one electronic device 200 so that the at least one electronic device 200 performs a predetermined function. For example, the Wi-Fi module 120 may perform at least one of shooting, zooming in, zooming out, continuous shooting, and flash setting in the camera module of at least one electronic device 200 according to a touch input. 200) can transmit a control signal.

The Wi-Fi module 120 may receive an image captured from the camera module when photographing is performed by the camera module of at least one electronic device 200 through the control unit 140.

The touch screen 130 is a device that receives a user input through a displayed screen. The touch screen 130 may display information on the screen according to a control signal from the controller 140 and may sense a touch input on the screen.

The touch screen 130 may display a preview image of the electronic device 100 and at least one electronic device 200. For example, the touch screen 130 may display the preview image of the electronic device 100 as a main screen based on the preview image data acquired by the camera module 110. In addition, the touch screen 130 displays each preview image of the at least one electronic device 200 as a sub-screen on the preview image of the electronic device 100 based on the preview image data received from the at least one electronic device 200. Can be displayed by overlapping with.

According to an embodiment, the touch screen 130 may display a modified preview screen on the sub screen.

According to an embodiment, the touch screen 130 may display the sub-screen by changing its size.

According to an embodiment, the touch screen 130 may display a preview image of the sub screen on the main screen according to a user's touch input. Accordingly, the preview image of the main screen may be displayed on the sub screen.

In addition, the touch screen 130 may display various types of multi-frame templates. According to an embodiment, the touch screen 1300 may display a preview screen of an electronic device corresponding to each frame of the multi-frame template in the displayed multi-frame template.

In one embodiment, when the ratio of each frame image of the multi-frame template is adjusted according to the user's touch input, the touch screen 130 may display a preview screen in a modified form according to the adjusted ratio of each frame image. .

The touch screen 130 uses sensors provided on the surface of the touch screen 130 to convert state changes of sensors such as a change in pressure applied to the surface, a change in capacitance, or a change in the amount of light into an electrical signal to input a touch Can be detected.

The touch screen 130 according to the present embodiment may be implemented by various methods such as a resistive film method, a capacitive method, an ultrasonic method, and an infrared method. Hereinafter, for convenience of description, it is assumed that the touch screen 130 is a touch-type touch screen that senses a touch input by contacting a body or an object on the surface of the touch screen 130.

The touch screen 130 may detect a movement of a user touch input or a touch input pattern. In addition, the touch screen 130 is based on the change in the state of the sensors, the position of the touch input, the duration of the touch input, the start position, the end position, the movement direction, the movement distance of the touch input during movement and movement You can further detect movement speed, etc. For example, the touch screen 130 may sense a touch input such as drag, flick, tap, touch & hold, double tap, panning, sweep, and the like.

The touch screen 130 may transmit the sensed touch input to the controller 140. Accordingly, the control unit 140 may perform a specific function processing corresponding to the movement of the user touch input or the touch input pattern.

For example, depending on what kind of touch input such as tap, drag, long touch, or double tap is detected on the touch screen 130, or depending on whether it is a touch input on a sub screen or a touch input on the main screen, the controller 140 ) Can be controlled to perform different functions in other electronic devices.

The controller 140 controls overall operations of the electronic device 100, including operations of the camera module 110, the WiFi module 120, and the touch screen 130.

In addition, the controller 140 may control at least one of the camera module 110 of the electronic device 100 and the camera module of the at least one electronic device 200 based on a touch input detected by the touch screen 130. I can.

According to an embodiment, when a touch input is detected on the sub-screen of the touch screen 130, the controller 140 may control the electronic device of the preview screen where the touch input is sensed to perform a predetermined function.

For example, when a touch input of a tap is sensed on the sub screen, the controller 140 may control the electronic device of the preview screen where the touch input is sensed to perform photographing. Alternatively, when a touch input of dragging is detected on the sub-screen, the controller 140 may control the electronic device of the preview screen where the touch input is sensed to zoom in or out. Accordingly, the controller 140 may control to perform at least one of zoom-in, zoom-out, photographing, continuous photographing, and flash setting in the electronic device of the preview screen in which the touch input is sensed.

According to an exemplary embodiment, when the touch screen 130 detects a touch input corresponding to batch shooting, the controller 140 may control to simultaneously shoot on the electronic devices of all preview screens displayed on the touch screen 130.

According to an embodiment, when at least one of the electronic device 100 and the at least one electronic device 200 corresponds to each frame of the multi-frame template displayed on the touch screen 130, the controller 140 Control to display a preview screen of a corresponding electronic device in each frame.

According to an embodiment, upon receiving the selection of a multi-frame template from the touch screen 130, the controller 140 may be configured to at least one of the camera module 110 of the electronic device 100 and the camera module of the at least one electronic device 2000. One can control to capture each frame image of the multi-frame template. Accordingly, the control unit 140 may perform at least one of the camera module 110 of the electronic device 100 and the camera module of the at least one electronic device 200. One multi-frame image may be generated by synthesizing an image captured from one according to a multi-frame template.

According to an embodiment, when a touch input is detected on the sub-screen of the touch screen 130, the controller 140 applies a predetermined function according to the touch input to the received preview image data, and the touch screen 130 A preview image to which a predetermined function has been applied may be displayed on the sub screen. According to this, the electronic device 100 performs a function capable of candidate selection after photographing by using image processing, thereby improving a data transmission speed. Accordingly, the electronic device 100 may provide various functions to the preview image of at least one electronic device 200 while maintaining the data transmission rate.

And, when the camera module of the at least one electronic device 200 through the control unit 140, the Wi-Fi module 120 receives the image captured from the camera module, and the control unit 140 A predetermined function can be applied to the image.

According to an embodiment, the control unit 140 may cause the electronic device 100 to perform a function such as zoom-in of a preview image by using image processing. When a zoom-in is detected on the sub-screen of the touch screen 130, the controller 140 does not transmit a control signal to perform zoom-in to the camera module of the electronic device of the preview screen where the touch input is detected, and the electronic device 100 By receiving the preview image data of the entire screen not zoomed in, zooming in may be performed through direct image processing.

Accordingly, since the electronic device 100 receives the preview image data of the full screen, the controller 140 may provide a zoom-in of a portion desired by the user in the preview image of the sub screen within the range of the received preview image data. .

Also, the controller 140 may control an area not displayed on the sub-screen to be displayed by moving the zoomed-in preview image by zooming in the preview image of the sub-screen within the range of the received preview image data.

The controller 140 according to the present embodiment may be configured with one or more processors.

According to an embodiment, the electronic device 100 may further include a storage unit 150.

The storage unit 150 is a conventional storage medium and may store preview image data and captured images acquired by the camera module 110. In addition, the storage unit 150 may store preview image data and a captured image of at least one electronic device 200 received through the Wi-Fi module 120. In addition, the storage unit 150 may store information displayed on the touch screen 130.

The storage unit 150 captures an image by the camera module 110, transmits a control signal to perform a predetermined function according to a touch input in at least one electronic device 200, or a touch input of the touch screen 130 You can store program routines or instruction sets that control In addition, the storage unit 150 may capture an image by the camera module 110, display a screen on the touch screen 130, and store data or programs required to control a touch input. In addition, the storage unit 150 may store data or programs necessary for the operation of the electronic device 100. The storage unit 150 according to the present embodiment includes a hard disk drive (HDD), a read only memory (ROM), a random access memory (RAM), a flash memory, a memory card, and It may be implemented as a NAND memory and a solid state drive (SDD).

In the present embodiment, it has been described as receiving preview image data of a corresponding camera module from at least one electronic device 200 through the Wi-Fi module 120 and transmitting a control signal to at least one electronic device 200. However, the present invention is not limited thereto, and the electronic device 100 receives preview image data of the camera module from at least one electronic device 200 through a communication interface, and transmits a control signal to the at least one electronic device 200. I can.

The communication interface may transmit and receive data with at least one electronic device 200 through a wired or wireless network or wired or wireless serial communication. The network may include the Internet, a local area network (LAN), a wireless local area network (LAN), a wide area network (WAN), a personal area network (PAN), and the like. In addition, the communication interface includes at least one electronic device 200 and Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), Ultra Wideband (UWB), ZigBee, Wi-Fi Direct (WFD). ) Near field communication such as NFC (Near Field Communication) can be performed.

At least one electronic device 200 according to the present exemplary embodiment may be a plurality of electronic devices connected to the electronic device 100 via Wi-Fi Direct. At least one electronic device 200 transmits and receives data to and from the electronic device 100 using Wi-Fi Direct. In addition, the at least one electronic device 200 may receive a control signal from the electronic device 100 and set a function or take a picture in the camera module of the at least one electronic device 200.

At least one electronic device 200 may include a camera module, a Wi-Fi module, and a controller 140. Alternatively, at least one electronic device 200 may have the same configuration as the electronic device 100.

At least one electronic device 200 according to the present embodiment includes a mobile phone, a smart phone, a tablet PC (Personal Computer), a notebook computer, a digital broadcasting terminal, a digital camera, and a portable game terminal. , PDA (Personal Digital Assistants), PMP (Portable Multimedia Player), navigation, may include a printer. In addition, the at least one electronic device 200 may further include a wearable electronic device such as a smart watch, smart glass, electronic bracelet, electronic anklet, electronic necklace, electronic ring, and electronic waistband. . However, the present invention is not limited thereto, and the electronic device 100 may include all information communication devices including the camera module 110, multimedia devices, and application devices therefor.

2 is a diagram illustrating a Wi-Fi Direct environment according to an embodiment of the present invention.

The electronic device 100 may connect to at least one electronic device 200 using Wi-Fi Direct, and directly communicate with the connected at least one electronic device 200 through Wi-Fi Direct through a peer to peer (P2P).

As shown in FIG. 2, the electronic device 100 may form a Wi-Fi Direct P2P group using at least one electronic device 200 supporting a Wi-Fi function and Wi-Fi Direct.

In this embodiment, three electronic devices form a Wi-Fi Direct P2P group. For example, the electronic device 100 may receive preview image data of at least one electronic device 200 and perform multi-shot photographing with at least one electronic device 200 based on the preview image data.

For convenience of description, hereinafter, the electronic device 100 is a first electronic device #1, and at least one electronic device 200 is a second electronic device #2 and a third electronic device #3. And explain.

According to the present embodiment, the first electronic device #1 may receive preview image data of a corresponding camera module from the second electronic device #2 and the third electronic device #3 connected via Wi-Fi Direct. Accordingly, preview images of the first electronic device #1, the second electronic device #2, and the third electronic device #3 are displayed on the touch screen 130 of the first electronic device #1, respectively. Can be. In this case, the preview screen on the touch screen 130 on which the preview image of each electronic device is displayed may be a first preview screen, a second preview screen, and a third preview screen.

When a touch input is detected on the first preview screen of the touch screen 130, the first electronic device #1 performs a predetermined function. When a touch input is detected on the second preview screen of the touch screen 130, the first electronic device #1 transmits the second electronic device #1 through Wi-Fi Direct so that the second electronic device #2 performs a predetermined function. Control signal can be transmitted to #2). When a touch input is detected on the third preview screen of the touch screen 130, the first electronic device #1 transmits a predetermined function to the third electronic device #3 through Wi-Fi Direct. Control signal can be transmitted to #3).

According to an embodiment, when a touch input corresponding to photographing is detected on the second preview screen of the touch screen 130, a control for instructing photographing from the first electronic device #1 to the second electronic device #2 The signal can be transmitted. When photographing is performed in the camera module of the second electronic device #2 by the control signal, the first electronic device #1 may receive the photographed image from the second electronic device #2 through Wi-Fi Direct. I can. In this way, the first electronic device #1 may control the camera module of each electronic device through the preview screen of the touch screen 130 and obtain an image captured from each electronic device.

According to an embodiment, when the touch screen 130 of the first electronic device #1 detects a touch input corresponding to a batch shot, the controller 140 is an electronic device of all preview screens displayed on the touch screen 130. You can control to shoot at the same time. Accordingly, the first electronic device #1 may acquire images simultaneously captured by the camera module of each electronic device.

As described above, the electronic device 100 may perform multi-shot shooting with at least one electronic device 200 connected via Wi-Fi Direct through the preview screen.

FIG. 3 is a screen in which an electronic device selects a multi-shot shooting with electronic devices that form a Wi-Fi Direct P2P group according to an embodiment of the present invention.

Referring to FIG. 3, three electronic devices form a Wi-Fi Direct P2P group. Electronic devices that have formed a Wi-Fi Direct P2P group may share content, use applications of other devices, or perform group play such as simultaneously playing data. According to the present embodiment, the electronic device 100 provides a service for sharing documents, sharing a gallery, taking a multi-shot, or playing a game between electronic devices of the Wi-Fi Direct P2P group.

When the electronic device 100 selects multi-shot shooting between electronic devices in the Wi-Fi Direct P2P group, the electronic device 100 receives preview image data from the electronic devices through Wi-Fi Direct, and A preview screen of each electronic device may be displayed on the screen.

4 is a screen illustrating multi-shot photographing in an electronic device according to an embodiment of the present invention. Even if the contents are omitted below, it can be seen that the contents described in relation to multi-shot shooting in FIGS. 1 to 3 are also applied to FIG. 6.

As shown in FIG. 3, when three electronic devices select multi-shot shooting on a screen in which a Wi-Fi Direct P2P group is formed, preview screens of three electronic devices are displayed on the touch screen 130 of the electronic device 100. I can.

For convenience of description, hereinafter, the electronic device 100 is a first electronic device #1, and at least one electronic device 200 is a second electronic device #2 and a third electronic device #3. And explain.

4A shows the screen of the touch screen 130 of the first electronic device #1. When multi-shot shooting is selected, the first electronic device #1 receives preview image data of the corresponding camera module from the second electronic device #2 and the third electronic device #3 connected via Wi-Fi Direct.

The touch screen 130 of the first electronic device #1 displays a preview screen of each electronic device based on preview image data of each electronic device. At this time, the preview screens of the first electronic device #1, the second electronic device #2, and the third electronic device #3 displayed on the touch screen 130 are the first preview screen 10, respectively, It is referred to as a second preview screen 20 and a third preview screen 30.

According to an embodiment, as shown in FIG. 4, the touch screen 130 displays a preview image of the first electronic device #1 on the main screen (the first preview screen), and the second electronic device # 2) Each of the preview images of the third electronic device (#3) can be displayed by overlapping the preview image of the first electronic device (#1) as two sub screens (the second preview screen and the third preview screen). have.

When the touch screen 130 detects the touch input 40 on the second preview screen 20, the controller 140 may control the second electronic device #2 to perform a predetermined function.

For example, when the touch screen 130 detects a drag on the second preview screen 20, the controller 140 zooms in or out according to the direction of the drag in the camera module of the second electronic device #2. A control signal may be transmitted to the second electronic device #2 to perform the operation. Alternatively, when the touch screen 130 detects a double tap on the second preview screen 20, the control unit 140 controls the second electronic device (#2) to set the flash in the camera module of the second electronic device (#2). ) To transmit a control signal.

In this way, upon receiving a control signal from the first electronic device #1, the camera module of the second electronic device #2 may zoom in or out or set the flash according to the control signal. Accordingly, on the second preview screen 20 on the touch screen 130 of the first electronic device #1, a predetermined function according to the control signal is provided by the preview image data received from the second electronic device #2. The applied preview image can be displayed.

As another example, when the touch screen 130 detects a tap on the second preview screen 20, the controller 140 controls the second electronic device #2 to take a picture with the camera module of the second electronic device #2. Control signal can be transmitted. Alternatively, when the touch screen 130 detects a long touch on the second preview screen 20, the controller 140 performs the second electronic device (#2) to perform continuous shooting in the camera module of the second electronic device (#2). 2) can transmit a control signal.

In this way, upon receiving a control signal from the first electronic device #1, the camera module of the second electronic device #2 may perform shooting or continuous shooting according to the control signal. According to this, the camera module of the second electronic device #2 performs photographing or continuous photographing, and when the photographing is completed, the image photographed by the second electronic device #2 is transferred to the first electronic device #1. Can be transmitted. The captured image transmitted to the first electronic device #1 through the Wi-Fi module 120 may be displayed on the touch screen 130 or may be stored in the storage unit 150.

In the above, drag, double tap, tap, or long touch is only an example, and drag, double tap, tap, and long touch are not limited to zoom, flash, shooting and continuous shooting settings, respectively. In addition, the predetermined function may further include other functions related to shooting, such as timer setting, AF setting, and AE setting. In addition, other touch inputs such as flick, tap, touch & hold, panning, sweep, etc. may be associated with these functions.

According to an embodiment, when the touch screen 130 detects a touch input corresponding to batch shooting, the control unit 140 controls electronic devices of all preview screens 10, 20, and 30 displayed on the touch screen 130 ( You can control to shoot at #1, #2, #3) at the same time. The control unit 140 uses the camera module of the first electronic device #1, the camera module of the second electronic device #2, and the camera module of the third electronic device #3 to simultaneously take pictures. Can transmit control signals.

For example, a touch input corresponding to batch photography may be detected by touching a batch photography button as shown in the upper right of FIG. 4A. Alternatively, the touch input corresponding to the batch shooting may be detected by multi-touching all the preview screens 10, 20, and 30 displayed on the touch screen 130 at once.

According to the batch photographing, photographing is performed by a camera module of each electronic device, and when the photographing is completed, the first electronic device #1 may receive an image photographed by each electronic device.

For example, the first electronic device #1 may display images captured by each electronic device at once or sequentially on the touch screen 130, or may store the images in the storage unit 150.

As another example, the first electronic device #1 may display an image photographed by each electronic device in a collage form on the touch screen 130 or store it in the storage unit 150 according to a user's selection. In this case, the first electronic device #1 may provide an editing function of an image captured by each electronic device.

4B shows a screen of the second electronic device #2 when photographing is performed in the camera module of the second electronic device #2 through the control unit 140 of the first electronic device #1. Represents.

When the second electronic device #2 selects to take a multi-shot like the first electronic device #1, as shown in FIG. 4(b), the screen of the second electronic device #2 A preview screen 10 of the first electronic device #1 and a preview screen 30 of the third electronic device #3 may be displayed on the screen. However, unless the second electronic device #2 selects to take a multi-shot, the preview screen of the other electronic device may not be displayed on the screen of the second electronic device #2.

When photographing is performed in the camera module of the second electronic device #2 through the control unit 140 of the first electronic device #1, the control unit 140 controls the camera module of the second electronic device #2. You can control to disable the shooting function. This is to prevent confusion from occurring in the operation of the camera mode of the second electronic device #2 due to a duplicate photographing command from the second electronic device #2. In this case, the photographing may include all photographing performed by the camera module of the second electronic device #2 through the controller 140 such as batch photographing, continuous photographing, and general photographing.

4C is a screen of the third electronic device #3 when photographing is performed in the camera module of the third electronic device #3 through the control unit 140 of the first electronic device #1. Represents.

Like the second electronic device #2, when the third electronic device #3 selects multi-shot shooting, as shown in FIG. 4C, the screen of the third electronic device #3 On the top, a preview screen 10 of the first electronic device #1 and a preview screen 20 of the second electronic device #2 may be displayed. However, unless the third electronic device #3 selects multi-shot shooting, the preview screen of another electronic device may not be displayed on the screen of the third electronic device #3.

In the present embodiment, a photographing is performed in the camera module of the second electronic device #2 through the control unit 140 of the first electronic device #1. Currently, since photographing is not performed in the third electronic device #3, the third electronic device #3 may perform photographing using the camera module of the third electronic device #3. However, since the camera module of the second electronic device #2 is currently performing photographing, the controller 140 may control the third electronic device #3 to deactivate the batch photographing function.

As described above, in situations in which various events occur at the same time in one place, such as an event or an athletic meet, by taking multi-shots between electronic devices of the Wi-Fi Direct P2P group, sharing camera modules of several electronic devices simultaneously or Shooting is sequentially performed, and images captured for various situations within a close distance can be conveniently obtained.

5 is a screen illustrating multi-shot photographing in an electronic device according to an embodiment of the present invention.

This embodiment shows a preview screen of multi-shot shooting in a Wi-Fi Direct P2P group formed of three electronic devices as shown in FIG. 4. Even if the contents are omitted below, it can be seen that the contents described in relation to multi-shot shooting in FIGS. 1 to 4 are also applied to FIG. 5.

5 illustrates a screen for performing multi-shot photographing when one of the electronic devices in the Wi-Fi Direct P2P group is in a portrait mode, compared to FIG. 4.

5A shows a screen of the touch screen 130 of the first electronic device #1. The first electronic device #1 receives preview image data of a corresponding camera module from the second electronic device #2 and the third electronic device #3 connected via Wi-Fi Direct. The touch screen 130 of the first electronic device #1 displays a preview screen of each electronic device based on preview image data of each electronic device.

According to an embodiment, in FIG. 5A, the touch screen 130 displays a preview image of the first electronic device #1 on the main screen (the first preview screen), and the second electronic device # 2) Each of the preview images of the third electronic device (#3) can be displayed by overlapping the preview image of the first electronic device (#1) as two sub screens (the second preview screen and the third preview screen). have.

In this embodiment, since the screen of the third electronic device #3 is in a portrait mode, the touch screen 130 maintains the original ratio of the preview image data received from the third electronic device #3. It can be displayed as shown in Fig. 5A while remaining. In this case, the size of the sub-screen displaying the second preview screen may remain in its original shape, and only the size of the preview image of the third electronic device #3 may be transformed and displayed through enlargement or reduction.

When the touch screen 130 detects the touch input 40 on the second preview screen 20 or the sub-screen of the third preview screen 30, the controller 140 controls the electronic device of the preview screen where the touch input is detected. It can be controlled to perform a predetermined function.

According to an embodiment, the touch screen 130 changes the size of the sub-screen according to a touch input sensed in the edge area of the sub-screen so that the second electronic device (#2) or the third electronic device (#3) You can display a preview image. For example, in the case of (a) of FIG. 5, the preview screen so that the black areas on the left and right of the preview image do not appear through the touch input of the edge area of the third preview screen on the third preview screen with the preview image in the portrait mode. You can change its size.

When the size of the sub screen is changed, the touch screen 130 may enlarge or reduce the preview image of the sub screen according to the change of the size of the sub screen while maintaining the original ratio of the received preview image data.

5B shows a screen of the second electronic device #2 when photographing is performed in the camera module of the second electronic device #2 through the control unit 140 of the first electronic device #1. Represents.

When the second electronic device #2 selects multi-shot shooting, as shown in FIG. 5B, the first electronic device #1 is displayed on the screen of the second electronic device #2. The preview screen 10 and the preview screen 30 of the third electronic device #3 may be displayed. At this time, in this embodiment, since the screen of the third electronic device #3 is in a portrait mode, the second electronic device #2 displays the third preview screen as in FIG. 5A. The preview image data received from) can be displayed while maintaining the original ratio.

In addition, when photographing is performed in the camera module of the second electronic device #2 through the control unit 140 of the first electronic device #1, the control unit 140 performs a camera of the second electronic device #2. The module's shooting function can be controlled to be deactivated.

5C shows a screen of the third electronic device #3 when photographing is performed in the camera module of the third electronic device #3 through the control unit 140 of the first electronic device #1. Represents.

When the third electronic device #3 selects multi-shot shooting, as shown in FIG. 5C, the first electronic device #1 is displayed on the screen of the third electronic device #3. The preview screen 10 and the preview screen 20 of the second electronic device #2 may be displayed.

A first preview screen and a second preview screen may be displayed on the vertical mode screen of the third electronic device #3 as shown in FIG. 5C.

In the present embodiment, a photographing is performed in the camera module of the second electronic device #2 through the control unit 140 of the first electronic device #1, and the camera module of the third electronic device #3 Photographing may be performed, but the batch photographing function is deactivated in the third electronic device #3.

6 is a screen illustrating a multi-shot capturing in an electronic device according to an embodiment of the present invention. It can be seen that even though the contents are omitted hereinafter, the contents described in relation to multi-shot shooting in FIGS. 1 to 5 are also applied to FIG. 6.

6 is a case in which multi-shot photographing is performed in a Wi-Fi Direct P2P group composed of six electronic devices.

The electronic device 100 may receive preview image data from the remaining five electronic devices of the Wi-Fi Direct P2P group. The electronic device 100 may display preview screens of six electronic devices on the touch screen 130 as shown in FIG. 6 based on the preview image data.

According to an embodiment, the electronic device 100 displays a preview image acquired by the camera module 110 of the electronic device 100 as a main screen, and displays each of the preview images of the remaining five electronic devices as five sub-screens. It can be displayed by overlapping on the main screen.

When the number of sub-screens to be displayed on the touch screen 130 increases, the touch screen 130 may cause the entire sub-screen to be displayed through scrolling between the sub-screens. For example, as shown in FIG. 6, the touch screen 130 may overlap some of the sub screens so that the sub screens are scrolled in a circular shape as shown in the arrow direction. Alternatively, sub-screens may be arranged in a line at the bottom of the touch screen 130, and the touch screen 130 may be set to sequentially display sub-screens that are not displayed on the touch screen 130 by scrolling.

However, the present invention is not limited thereto, and the touch screen 130 may set and display scrolls between various types of sub-screens.

7 is a screen illustrating multi-shot photographing in an electronic device according to an embodiment of the present invention.

According to the present embodiment, when detecting a touch input for moving the sub screen to the main screen, the touch screen 130 may display a preview image of the sub screen on the main screen. According to this, since the size of the sub-screen is not large, difficulty in controlling the preview screen of the at least one electronic device 200 due to a touch input of the sub-screen can be solved. Also, a preview screen of at least one electronic device 200 may be checked as a larger screen.

In this case, when a touch input is detected on the main screen on which the preview image of the at least one electronic device 200 is displayed, the controller 140 may control the camera module of the corresponding electronic device to perform a predetermined function according to the touch input. .

As illustrated in FIG. 7, a case in which multi-shot photographing is performed in a Wi-Fi Direct P2P group consisting of three electronic devices may be described as an example. For convenience of description, in the three electronic devices, the electronic device 100 is a first electronic device #1, and at least one electronic device 200 is a second electronic device #2 and a third electronic device ( It is called #3). In addition, the preview screens of the first electronic device #1, the second electronic device #2, and the third electronic device #3 displayed on the touch screen 130 are respectively a first preview screen 10, It is referred to as a second preview screen 20 and a third preview screen 30.

On the touch screen 130 of the first electronic device #1, the first preview screen 10 may be displayed as a main screen, and the second preview screen 20 and the third preview screen 30 may be displayed as a sub screen. . In this case, when the user drags the second preview screen 20 to the main screen in the direction of the arrow, the second preview screen 20 may be changed to a main screen and the first preview screen 10 may be changed to a sub screen. .

When the user makes a touch input corresponding to zoom on the main screen displaying the second preview screen, the controller 140 controls the second electronic device (#2) to perform zoom in the camera module of the second electronic device (#2). ) To transmit a control signal.

Likewise, the third preview screen 30 may be displayed as a main screen by a user's touch input.

8 is a screen illustrating a multi-shot photographing using a multi-frame template in an electronic device according to an embodiment of the present invention. Even if the contents are omitted below, it can be seen that the contents described in relation to multi-shot shooting in FIGS. 1 to 6 are also applied to FIG. 8.

The electronic device 100 according to the present embodiment may perform multi-shot photographing by using the multi-frame template 800. The multi-frame template 800 shown in FIG. 8 has three frames. However, the present invention is not limited thereto, and the multi-frame template 800 may have two or more frames having various shapes and sizes.

According to this embodiment, the touch screen 130 may receive a selection of the multi-frame template 800 from a user. Upon receiving the selection of the multi-frame template 800 from the touch screen 130, the control unit 140 performs a multi-frame template in at least one of a camera module of the electronic device 100 and a camera module of the at least one electronic device 200. It is possible to control to take an image of each frame of 800. In this case, the controller 140 may control to capture images of each frame of the multi-frame template 800 in a batch or sequentially by a corresponding electronic device.

The controller 140 may associate at least one of the electronic device 100 and the at least one electronic device 200 to each frame of the multi-frame template 800 arbitrarily or according to a user's designation.

For example, when multi-shot photographing is performed in a Wi-Fi Direct P2P group consisting of three electronic devices, each electronic device may be set to photograph each frame image of the multi-frame template 800. For convenience of description, in the three electronic devices, the electronic device 100 is a first electronic device #1, and at least one electronic device 200 is a second electronic device #2 and a third electronic device ( It is called #3).

Accordingly, preview screens of the three electronic devices #1, #2, and #3 may be displayed on the touch screen 130 of the first electronic device #1. Preview screens of the first electronic device #1, the second electronic device #2, and the third electronic device #3 displayed on the touch screen 130 are respectively displayed on the first preview screen 10 and the second It will be described as a preview screen 20 and a third preview screen 30.

According to an embodiment, the controller 140 may arbitrarily set each electronic device to take an image of each frame of the multi-frame template 800. For example, the controller 140 sets the first electronic device #1 to take a frame image of the frame A of the multi-frame template 800 in the order of each preview screen, and the second electronic device #2 Is set to capture the frame image of frame B, and the third electronic device #3 may be set to capture the frame image of frame C.

According to an embodiment, by receiving a user's designation through the touch screen 130, the first electronic device #1 captures a frame image of the frame A of the multi-frame template 800 according to the user's designation. After setting, the second electronic device #2 may be set to take a frame image of frame B, and the third electronic device #3 may be set to take a frame image of frame C.

In this case, one electronic device may capture each frame image of two or more multi-frame templates 800. For example, if the number of frames of the multi-frame template 800 is greater than the number of electronic devices that perform multi-shot shooting, the controller 140 randomly or according to a user's designation, one electronic device Each frame image of the frame template 800 may be set to be captured.

According to an embodiment, when at least one of the first electronic device #1, the second electronic device #2, and the third electronic device #3 corresponds to each frame of the multi-frame template 800, the controller The 140 may control to display a preview screen of a corresponding electronic device in each frame of the multi-frame template 800. When the first electronic device #1, the second electronic device #2, and the third electronic device #3 correspond to frame A, frame B, and frame C, respectively, the controller 140 displays a first preview screen. (10) can be displayed on frame A of the multi-frame template 800, the second preview screen 20 can be displayed on frame B, and the third preview screen 30 can be displayed on frame C. .

According to an embodiment, the controller 140 obtains a ratio of each frame image of the multi-frame template 800, and the touch screen 130 displays a preview screen in a modified form according to the ratio of the acquired frame image. I can. Referring to FIG. 8, the controller 140 may acquire frame image ratios of frames A, B, and C of the multi-frame template 800. When the first electronic device #1, the second electronic device #2, and the third electronic device #3 correspond to frame A, frame B, and frame C, respectively, the controller 140 displays a first preview screen. (10) According to the frame image ratio of frame A, the second preview screen 20 is transformed according to the frame image ratio of frame B, and the third preview screen 30 is displayed according to the frame image ratio of frame C. I can.

As described above, when capturing of each frame image of the multi-frame template 800 is completed, the control unit 140 includes a camera module of the first electronic device #1, a camera module of the second electronic device #2, and An image captured by at least one of the camera modules of the third electronic device #3 may be synthesized according to the multi-frame template 800 to generate one multi-frame image.

9 is a screen illustrating a multi-shot photographing by using a multi-frame template in an electronic device according to an embodiment of the present invention.

The electronic device 100 according to the present embodiment may perform multi-shot photographing by using the multi-frame template 900. Even if the contents are omitted below, it can be seen that the contents described in relation to multi-shot shooting in FIGS. 1 to 8 are also applied to FIG. 9.

According to this embodiment, as shown in FIGS. 9A and 9B, the touch screen 130 may display a multi-frame template 900.

As shown in FIG. 8, the electronic device 100 is referred to as a first electronic device #1, and at least one electronic device 200 is referred to as a second electronic device #2 and a third electronic device #3. Preview screens of the first electronic device #1, the second electronic device #2, and the third electronic device #3 displayed on the touch screen 130 are respectively displayed on the first preview screen 10 and the second It is referred to as a preview screen 20 and a third preview screen 30.

According to an embodiment, the touch screen 130 may adjust and display a ratio of each frame image of the multi-frame template 900 according to a user's touch input. For example, the user moves the adjustment handler 910 of the multi-frame template 900 through touch input, as shown in (a) of FIG. 9, so that the ratio of each frame image of the multi-frame template 900 Can be adjusted.

In this way, when the ratio of each frame image of the multi-frame template 900 is adjusted according to the user's touch input, the touch screen 130 may display a preview screen in a modified form according to the adjusted ratio of each frame image. have.

According to an embodiment, a touch input corresponding to each frame of a multi-frame template displayed on the touch screen 130 with at least one preview screen of electronic devices #1, #2, and #3 on the touch screen 130 Through this, at least one of the electronic devices #1, #2, and #3 may be designated for each frame of the multi-frame template 900.

That is, a touch input corresponding to each frame of the multi-frame template 900 displayed on the touch screen 130 on at least one preview screen of the electronic devices #1, #2, #3 on the touch screen 130 is performed. Upon detection, the controller 140 may control the electronic device of the corresponding preview screen to capture a frame image of the corresponding frame.

For example, as shown in (b) of FIG. 9, when the user drags the second preview screen 20 onto the frame A, the frame A of the multi-frame template 900 displays the second preview screen 20. Can be displayed. When the user drags the third preview screen 30 onto the frame C, the frame C of the multi-frame template 900 may display the third preview screen 30.

The controller 140 may control the camera of the electronic device corresponding to each frame of the multi-frame template 900 to sequentially or collectively photograph each frame image of the multi-frame template 900. When capturing of each frame image of the multi-frame template 800 is completed, the controller 140 controls the camera module of the first electronic device #1, the camera module of the second electronic device #2, and the third electronic device ( An image photographed by at least one of the camera modules of #3) may be synthesized according to the multi-frame template 900 to generate one multi-frame image, as shown in FIG. 9C.

The controller 140 may display the generated multi-frame image on the touch screen 130 or may store the generated multi-frame image in the storage unit 150.

As described above, by sharing the camera module between the electronic devices of the Wi-Fi Direct P2P group, the preview image that goes into each frame of the multi-frame template is compared, photographing is performed simultaneously or sequentially, and various situations within a close distance are compared. Multi-frame images can be conveniently acquired.

10 is a flowchart illustrating a Wi-Fi Direct based photographing method according to an embodiment of the present invention. The flowchart illustrated in FIG. 10 includes processes that are processed in a time series by the electronic device 100 illustrated in FIGS. 1 to 9. Accordingly, it can be seen that the contents described above with respect to the electronic device 100 illustrated in FIGS. 1 to 9 are also applied to the flowchart illustrated in FIG. 10 even if the contents are omitted below.

In step 1010, the camera module 110 may acquire preview image data of the electronic device 100.

In step 1020, the Wi-Fi module 120 may receive preview image data of a corresponding camera module from at least one electronic device 200 connected to the electronic device 100 via Wi-Fi directly.

In step 1030, the touch screen 130 displays a preview image of the electronic device 100 as a main screen on the touch screen of the electronic device 100, and displays each preview image of the at least one electronic device 200 as a sub screen. The display may be overlapped on the preview image of the electronic device 100.

According to an embodiment, the photographing method of FIG. 10 may further include processes 1040 and 1050.

In step 1040, the touch screen 130 may detect a touch input on the sub-screen.

In step 1050, the Wi-Fi module 120 may transmit a control signal to perform a predetermined function according to the touch input in the electronic device of the preview screen in which the touch input is detected according to the touch input.

11 is a flowchart illustrating a Wi-Fi Direct based photographing method according to an embodiment of the present invention. The flowchart illustrated in FIG. 11 includes processes that are processed in a time series by the electronic device 100 illustrated in FIGS. 1 to 10. Accordingly, it can be seen that even though the contents are omitted below, the contents described above with respect to the electronic device 100 illustrated in FIGS. 1 to 10 are also applied to the flowchart illustrated in FIG. 11.

In step 1110, the camera module 110 may acquire preview image data of the electronic device 100.

In step 1120, the Wi-Fi module 120 may receive preview image data of a corresponding camera module from at least one electronic device 200 connected to the electronic device 100 via Wi-Fi directly.

In step 1130, the touch screen 130 displays a preview image of the electronic device 100 as a main screen on the touch screen of the electronic device 100, and displays each preview image of the at least one electronic device 200 as a sub screen. The display may be overlapped on the preview image of the electronic device 100.

In step 1140, the touch screen 130 may receive a selection of a multi-frame template from a user.

In step 1150, the controller 140 may associate at least one of the electronic device 100 and the at least one electronic device 200 to each frame of the multi-frame template arbitrarily or according to a user's designation.

In step 1160, the controller 140 may transmit a control signal so that at least one of the camera module 110 of the electronic device 100 and the camera module of the at least one electronic device 200 captures each frame image of the multi-frame template. have.

Meanwhile, the method can be written as a program that can be executed on a computer, and can be implemented in a general-purpose digital computer that operates the program using a computer-readable recording medium. The computer-readable recording medium includes a magnetic storage medium (e.g., ROM, floppy disk, hard disk, etc.), and an optical reading medium (e.g., CD-ROM, DVD: Digital Versatile Disc)).

All embodiments and conditional examples disclosed in this specification and drawings are described with the intention of helping those skilled in the art with ordinary knowledge in the technical field to which the present invention pertains to understand the principles and concepts of the present invention. It will be appreciated 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 from an illustrative point of view rather than a limiting point of view. The scope of the present invention is shown in the claims rather than the foregoing description, and all differences within the scope equivalent thereto should be construed as being included in the present invention.

100: electronic device
110: camera module
120: wifi module
130: touch screen
140: control unit
150: storage unit
200: electronic device

Claims (35)

In electronic devices,
A camera module for obtaining preview image data;
A Wi-Fi module for receiving preview image data of a corresponding camera module from at least one electronic device connected to the electronic device via Wi-Fi directly;
A touch screen that displays a preview image of the electronic device as a main screen, and overlaps and displays each of the preview images of the at least one electronic device as a sub screen on the preview image of the electronic device; And
A control unit for controlling at least one of a camera module of the electronic device and a camera module of the at least one electronic device based on a touch input sensed by the touch screen; and
The control unit
When a preview image having an original ratio different from that of the main screen is received from the at least one electronic device, the sub-screen maintaining the different original ratio is overlapped on the main screen and displayed. The method of claim 1,
When a touch input is detected on the sub-screen of the touch screen, the controller controls the electronic device of the preview screen where the touch input is sensed to perform a predetermined function according to the touch input. The method of claim 1,
When at least one of a tap, a drag, a long touch, and a double tap is detected on the sub-screen of the touch screen, the controller takes a picture and zooms in by a camera module of the electronic device on the preview screen where the touch input is detected Controlling to perform at least one of zoom-out, continuous shooting, and flash setting. The method of claim 1,
The electronic device of claim 1, wherein when the touch screen detects a touch input corresponding to the batch shooting, the controller controls the electronic devices of all preview screens displayed on the touch screen to simultaneously shoot. The method of claim 1,
Upon receiving a selection of a multi-frame template from the user on the touch screen, the controller controls to capture each frame image of the multi-frame template by at least one of a camera module of the electronic device and a camera module of the at least one electronic device. Electronic device, characterized in that. The method of claim 5,
And the control unit associates at least one of the electronic device and the at least one electronic device to each frame of the multi-frame template arbitrarily or according to a user's designation. The method of claim 1,
The touch screen displays a multi-frame template,
When the touch screen detects a touch input corresponding to each frame of the displayed multi-frame template on at least one preview screen of the electronic device and the at least one electronic device, the control unit corresponds to the corresponding preview screen on the electronic device. An electronic device comprising controlling to capture a frame image of the frame. The method of claim 7,
When at least one of the electronic device and the at least one electronic device corresponds to each frame of the multi-frame template, the controller controls to display a preview screen of the corresponding electronic device in each frame of the multi-frame template. Electronic devices. The method of claim 5,
The electronic device, wherein the control unit controls each frame image of the multi-frame template to be photographed collectively or sequentially in a corresponding electronic device. The method of claim 5,
When capturing of each frame image is completed, the controller combines the image captured by at least one of the camera module of the electronic device and the camera module of the at least one electronic device according to the multi-frame template, Electronic device, characterized in that for generating an image. The method of claim 5,
The electronic device, wherein the controller obtains a ratio of each frame image of the multi-frame template, and the touch screen displays a preview screen in a modified form according to the ratio of the obtained frame image. The method of claim 5,
The touch screen displays a multi-frame template,
When the ratio of each frame image of the multi-frame template is adjusted according to the user's touch input, the touch screen displays a preview screen in a modified form according to the adjusted ratio of each frame image. . The method of claim 1,
When a touch input is detected in the edge area of the sub-screen, the touch screen changes and displays a size of the sub-screen according to the touch input. The method of claim 1,
When detecting a touch input that moves the sub screen to the main screen, the touch screen displays a preview image of the sub screen on the main screen. The method of claim 14,
When detecting a touch input on the main screen on which the preview image of the at least one electronic device is displayed, the controller controls the camera module of the corresponding electronic device to perform a predetermined function according to the touch input. Device. The method of claim 1,
When a touch input is detected on the sub-screen of the touch screen, the controller applies a predetermined function according to the touch input to the received preview image data,
The electronic device, wherein the touch screen displays a preview image to which the predetermined function is applied on the sub screen. The method of claim 16,
When photographing is completed by the camera module of the at least one electronic device through the control unit, the WiFi module receives an image photographed from the corresponding camera module,
The electronic device, wherein the control unit applies the predetermined function to the received captured image. The method of claim 16,
The electronic device, wherein the predetermined function includes a function capable of candidate selection after photographing. The method of claim 16
The control unit
Providing a zoom-in of a desired portion of the preview image of the sub-screen within the range of the received preview image data, or
And controlling an area not displayed on the sub-screen to be displayed by moving the zoomed-in preview image by zooming-in of the preview image of the sub-screen within the range of the received preview image data. The method of claim 1,
When the camera module of the at least one electronic device performs at least one of batch shooting, continuous shooting, and shooting through the control unit of the electronic device, the control unit controls to deactivate the shooting function of the camera module of the corresponding electronic device. Electronic device characterized by.
delete delete delete delete delete delete delete delete delete delete delete delete delete delete delete

Images