KR101573753B1 - Mobile terminal and control method thereof - Google Patents

Abstract

The present invention relates to a portable terminal and a control method thereof. The control method of the portable terminal displays a camera screen and displays a zoomed area on one area of the camera screen to generate a cropped image of the image of the area excluding the zoom area on the camera screen, To the counterpart terminal. According to the present invention, an image corresponding to an area selected on a camera screen displayed on a display unit can be transmitted to a predetermined counterpart terminal.

Camera, zoom area, crop, mobile terminal

Description

The present invention relates to a mobile terminal and a control method thereof,

The present invention relates to a mobile terminal and a control method thereof, and more particularly, to a mobile terminal capable of transmitting an image corresponding to an area selected on a camera screen to an opposite terminal and a control method thereof.

A portable terminal is a portable device having one or more functions capable of carrying out voice and video communication, capable of inputting / outputting information, and storing data, while being portable. As the functions of the portable terminal have diversified, they have complicated functions such as photographing and photographing, playing music files and video files, receiving games, receiving broadcasts, and wireless internet, and have developed a comprehensive multimedia player, .

In order to realize a complicated function, a mobile terminal implemented in the form of a multimedia device is being applied variously in terms of hardware and software. For example, there is a user interface environment in which a user can easily and conveniently search for or select a function. Also, the portable terminal may be a two-sided LCD (Liquid Crystal Display), a front touch screen, a high resolution camera, or the like.

However, when an image photographed through a camera in a portable terminal is displayed on a camera screen, the image currently photographed through the camera is directly displayed on the display unit. The same image as the camera screen displayed on the display unit is transmitted to the counterpart terminal even when the image captured through the camera is transmitted to the predetermined counterpart terminal. In addition, even when the zoom-in function or the zoom-out function is performed during camera shooting, the zoomed-in or zoomed-out image based on the center of the screen is displayed on the display unit as a full screen. Therefore, The configuration can not be easily grasped.

Therefore, there is a difficulty in selecting an area on the camera screen being photographed through the camera, and transmitting only the image for the area to the counterpart terminal.

Accordingly, it is an object of the present invention to provide a mobile terminal capable of selecting an area on a camera screen displayed on a display unit as a zoom area and transmitting an image corresponding to the selected zoom area to an opposite terminal, and a control method thereof.

According to another aspect of the present invention, there is provided a method of controlling a mobile terminal, the method including displaying a camera screen, displaying a zoom area in one area of the camera screen, And generating a cropped image by cutting out the image and transmitting the cropped image to a predetermined counterpart terminal.

According to another aspect of the present invention, there is provided a method of controlling a mobile terminal, the method including displaying a camera screen, displaying a plurality of zoom areas on the camera screen, And extracting an image of the area excluding the selected zoom area to generate a cropped image and transmitting the cropped image to a predetermined counterpart terminal.

According to another aspect of the present invention, there is provided a portable terminal including a camera, a wireless communication unit for providing a communication interface, a display unit for displaying a camera screen through the camera, and a display unit for displaying a zoom area in one area of the camera screen, And a control unit for generating a cropped image of the image of the area excluding the zoom area and transmitting the generated cropped image to the predetermined terminal through the wireless communication unit.

According to the present invention, it is possible to set an area on a camera screen displayed on a display unit in an operation mode such as a video photographing or a video call, as a zoom area, and transmit an image corresponding to the set zoom area to an opposite terminal. Accordingly, the user can set one or more zoom regions that can be moved or changed in size while viewing the entire camera screen, so that it is possible to conveniently transmit an image of only a desired region on the camera screen to the other terminal.

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

The portable terminal described in this specification includes a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a PDA (Personal Digital Assistants), a PMP (Portable Multimedia Player), and navigation. In addition, suffixes "module" and " part "for the components used in the following description are given merely for convenience of description, and do not give special significance or role in themselves. Accordingly, the terms "module" and "part" may be used interchangeably.

FIG. 1 is a block diagram of a portable terminal according to an exemplary embodiment of the present invention. Referring to FIG. Referring to FIG. 1, a mobile terminal according to an exemplary embodiment of the present invention will be described in terms of its functional components.

1, the portable terminal 100 includes a wireless communication unit 110, an A / V input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, A memory 160, an interface unit 170, a control unit 180, and a power supply unit 190. When such components are implemented in practical applications, two or more components may be combined into one component, or one component may be divided into two or more components as necessary.

The wireless communication unit 110 may include a broadcast receiving module 111, a mobile communication module 113, a wireless Internet module 115, a short distance communication module 117, and a GPS module 119.

The broadcast receiving module 111 receives at least one of a broadcast signal and broadcast related information from an external broadcast management server through a broadcast channel. At this time, the broadcast channel may include a satellite channel, a terrestrial channel, and the like. The broadcast management server may refer to a server for generating and transmitting at least one of a broadcast signal and broadcast related information and a server for receiving at least one of the generated broadcast signal and broadcast related information and transmitting the broadcast signal to the terminal.

The broadcast-related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal. The broadcast-related information can also be provided through a mobile communication network, in which case it can be received by the mobile communication module 113. Broadcast-related information can exist in various forms. For example, an EPG (Electronic Program Guide) of DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 receives broadcast signals using various broadcasting systems. In particular, the broadcast receiving module 111 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S) ), Digital Video Broadcast-Handheld (DVB-H), Integrated Services Digital Broadcast-Terrestrial (ISDB-T), and the like. In addition, the broadcast receiving module 111 may be configured to be suitable for all broadcasting systems that provide broadcasting signals, as well as the digital broadcasting system. The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the memory 160.

The mobile communication module 113 transmits and receives a radio signal to at least one of a base station, an external terminal, and a server on a mobile communication network. Here, the wireless signal may include various types of data according to a voice call signal, a video call signal, or a text / multimedia message transmission / reception.

The wireless Internet module 115 refers to a module for wireless Internet access, and the wireless Internet module 115 can be embedded in the mobile terminal 100 or externally. WLAN (Wi-Fi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access) and the like can be used as wireless Internet technologies.

The short-range communication module 117 refers to a module for short-range communication. Bluetooth, radio frequency identification (RFID), infrared data association (IrDA), ultra wideband (UWB), ZigBee, and the like can be used as the short distance communication technology.

A GPS (Global Position System) module 119 receives position information from a plurality of GPS satellites.

The A / V (Audio / Video) input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 123. The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video communication mode or the photographing mode. Then, the processed image frame can be displayed on the display unit 151. [

The image frame processed by the camera 121 may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. [ The camera 121 may be equipped with two or more cameras according to the configuration of the terminal.

The microphone 123 receives an external sound signal by a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 113 and output when the voice data is in the call mode. The microphone 123 may be a variety of noise reduction algorithms for eliminating noise generated in receiving an external sound signal. The microphone 123 may be implemented in a form suitable for receiving a user's voice, other sounds, and the like.

The user input unit 130 generates key input data that the user inputs to control the operation of the terminal. The user input unit 130 may include a key pad, a dome switch, a touch pad (static / static), a jog wheel, a jog switch, a finger mouse, and the like. Particularly, when the touch pad has a mutual layer structure with the display unit 151 described later, it can be called a touch screen.

The sensing unit 140 senses the current state of the portable terminal 100 such as the open / close state of the portable terminal 100, the position of the portable terminal 100, Thereby generating a sensing signal. For example, when the portable terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. In addition, a sensing function related to whether or not the power supply unit 190 is powered on, whether the interface unit 170 is coupled to an external device, and the like can be handled.

The sensing unit 140 may include a proximity sensor 141, a pressure sensor 143, an acceleration sensor 145, and the like. The proximity sensor 141 is capable of detecting an object to be approached or the presence or absence of an object in the vicinity without mechanical contact. The proximity sensor 141 can detect a nearby object by using a change in the alternating magnetic field or a change in the static magnetic field, or a rate of change in capacitance. The proximity sensor 141 may be equipped with two or more sensors according to the configuration.

The pressure sensor 143 can detect whether the pressure is applied to the portable terminal 100, the magnitude of the pressure, and the like. The pressure sensor 143 may be installed at a portion where the pressure of the portable terminal 100 is required depending on the use environment. When the pressure sensor 143 is installed on the display unit 151, the touch input through the display unit 151 and the pressure applied by the touch input The pressure touch input can be identified. Also, the magnitude of the pressure applied to the display unit 151 at the time of the pressure touch input can be determined according to the signal output from the pressure sensor 143. [

The acceleration sensor 145 is a device that converts an acceleration change in one direction into an electric signal and is widely used along with the development of MEMS (micro-electromechanical systems) technology. Since the acceleration sensor 145 measures the acceleration of a large value which is built in the airbag system of the vehicle and used to detect the collision, it recognizes the minute movement of the human hand and outputs a minute value acceleration There are various kinds of things to measure. The acceleration sensor 145 is usually configured by mounting two or three axes in one package. In some cases, only one axis of the Z axis is required depending on the use environment. Therefore, when the acceleration sensor in the X-axis direction or the Y-axis direction is used instead of the Z-axis direction for some reason, the acceleration sensor may be mounted on the main substrate by using a separate piece substrate.

The output unit 150 is for outputting an audio signal, a video signal, or an alarm signal. The output unit 150 may include a display unit 151, an audio output module 153, an alarm unit 155, and a haptic module 157.

The display unit 151 displays and outputs the information processed by the portable terminal 100. For example, when the portable terminal 100 is in the call mode, a UI (User Interface) or a GUI (Graphic User Interface) associated with a call is displayed. When the portable terminal 100 is in the video communication mode or the photographing mode, the photographed or received images can be displayed individually or simultaneously, and the UI and the GUI are displayed.

Meanwhile, as described above, when the display unit 151 and the touch pad have a mutual layer structure to constitute a touch screen, the display unit 151 can be used as an input device in addition to the output device. If the display unit 151 is configured as a touch screen, it may include a touch screen panel, a touch screen panel controller, and the like. In this case, the touch screen panel is a transparent panel attached to the outside, and can be connected to the internal bus of the portable terminal 100. The touch screen panel keeps a watch on the contact result, and if there is a touch input, sends the corresponding signals to the touch screen panel controller. The touch screen panel controller processes the signals, and then transmits corresponding data to the controller 180 so that the controller 180 can determine whether the touch input has been made and which area of the touch screen has been touched.

Also, the display unit 151 may be formed of an e-paper. Electronic paper (e-Paper) is a kind of reflective display, and has excellent visual characteristics such as high resolution, wide viewing angle and bright white background as conventional paper and ink. The electronic paper (e-paper) can be implemented on any substrate such as plastic, metal, paper, and the image is retained even after the power is shut off, and the battery life of the portable terminal 100 is long Can be maintained. As the electronic paper, a hemispherical twist ball filled with a telephone can be used, or an electrophoresis method and a microcapsule can be used.

In addition, the display unit 151 may be a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, a three- (3D display). There may be two or more display units 151 according to the implementation mode of the portable terminal 100. [ For example, the portable terminal 100 may include an external display unit (not shown) and an internal display unit (not shown) at the same time.

The audio output module 153 outputs audio data received from the wireless communication unit 110 or stored in the memory 160 in a call signal reception mode, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, The sound output module 153 outputs sound signals related to functions performed in the portable terminal 100, for example, a call signal reception tone, a message reception tone, and the like. The sound output module 153 may include a speaker, a buzzer, and the like.

The alarm unit 155 outputs a signal for notifying the occurrence of an event of the portable terminal 100. Examples of events occurring in the portable terminal 100 include call signal reception, message reception, and key signal input. The alarm unit 155 outputs a signal for notifying the occurrence of an event in a form other than an audio signal or a video signal. For example, it is possible to output a signal in a vibration mode. The alarm unit 155 can output a signal to notify when a call signal is received or a message is received. Also. When the key signal is inputted, the alarm unit 155 can output a signal as a feedback to the key signal input. The user can recognize the occurrence of an event through the signal output by the alarm unit 155. A signal for notifying the occurrence of an event in the portable terminal 100 may also be output through the display unit 151 or the sound output module 153. [

The haptic module 157 generates various tactile effects that the user can feel. A typical example of the haptic effect generated by the haptic module 157 is a vibration effect. When the haptic module 157 generates vibration with a haptic effect, the intensity and pattern of the vibration generated by the haptic module 157 can be converted, and the different vibrations can be synthesized and output or sequentially output.

In addition to the vibration, the haptic module 157 may be provided with a function of stimulating by a pin arrangement vertically moving with respect to the contact skin surface, an effect of stimulating air through the injection or suction force of the air through the injection port or the suction port, The effect of stimulation through contact of an electrode (eletrode), the effect of stimulation by electrostatic force, and the effect of reproducing a cold sensation using a device capable of endothermic or exothermic can be generated. The haptic module 157 can be implemented not only to transmit the tactile effect through direct contact but also to feel the tactile effect through the muscular sense of the user's finger or arm. The haptic module 157 may include two or more haptic modules 157 according to the configuration of the portable terminal 100.

The memory 160 may store a program for processing and controlling the control unit 180 and may store a function for temporarily storing input or output data (e.g., a phone book, a message, a still image, .

The memory 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory), a RAM , And a ROM. ≪ / RTI > In addition, the portable terminal 100 may operate a web storage for storing the memory 150 on the Internet.

The interface unit 170 serves as an interface with all external devices connected to the portable terminal 100. Examples of the external device connected to the portable terminal 100 include a wired / wireless headset, an external charger, a wired / wireless data port, a memory card, a Subscriber Identification Module (SIM) The same card socket, audio I / O (input / output) terminal, video I / O (input / output) terminal and earphone. The interface unit 170 receives data from the external device or receives power from the external device and transmits the data to each component in the portable terminal 100 so that data in the portable terminal 100 can be transmitted to the external device .

The interface unit 170 is a path through which power from the cradle connected when the portable terminal 100 is connected to the external cradle is supplied to the portable terminal 100 or various command signals inputted from the cradle by the user are carried And may be a passage to be transmitted to the terminal 100.

The controller 180 typically controls the operation of the respective units to control the overall operation of the mobile terminal 100. For example, voice communication, data communication, video communication, and the like. In addition, the control unit 180 may include a multimedia playback module 181 for multimedia playback. The multimedia playback module 181 may be configured in hardware in the controller 180 or separately from software in the controller 180. [

The power supply unit 190 receives external power and internal power under the control of the controller 180 and supplies power necessary for operation of the respective components.

The mobile terminal 100 having such a configuration can be configured to be operable in a communication system capable of transmitting data through a frame or a packet, including a wired / wireless communication system and a satellite-based communication system. have.

The portable terminal according to the present invention has been described in terms of components according to functions. Hereinafter, with reference to FIG. 2 and FIG. 3, the portable terminal related to the present invention will be described in more detail from the viewpoint of the components according to the external form. Hereinafter, for convenience of explanation, a slider type portable terminal having a touch screen among various types of portable terminals such as a folder type, a bar type, a swing type, a slider type, etc. will be described as an example. However, the present invention is not limited to a slider type portable terminal, but can be applied to all types of portable terminals including the above-mentioned type.

2 is a perspective view of a portable terminal according to an embodiment of the present invention. Referring to FIG. 2, the portable terminal includes a first body 100A and a second body 100B configured to be slidable along at least one direction on the first body 100A.

The state where the first body 100A is disposed in a state of being overlapped with the second body 100B may be referred to as a closed configuration and the first body 100A may be referred to as a second body 100B ) May be referred to as an open configuration.

While the portable terminal 100 is in the closed state, it operates mainly in the standby mode, but the standby mode is also canceled by the user's operation. While the portable terminal 100 is open, it operates mainly in a communication mode, but it is also switched to a standby mode by a user's operation or a predetermined period of time.

 The case constituting the outer appearance of the first body 100A is formed by the first front case 100A-1 and the first rear case 100A-2. Various electronic components are embedded in the space formed by the first front case 100A-1 and the first rear case 100A-2. At least one intermediate case may be additionally disposed between the first front case 100A-1 and the first rear case 100A-2. Such cases may be formed by injection molding of a synthetic resin, or may be formed of a metal material, for example, a metal material such as stainless steel (STS) or titanium (Ti).

The display unit 151, the first sound output module 153a, the first camera 121a, and the first user input unit 130a are connected to the first body 100A, specifically, the first front case 100A-1. .

The display unit 151 includes a liquid crystal display (LCD), an OLED (Organic Light Emitting Diodes), and the like that visually express information. The display unit 151 may be constructed such that the touch pad is overlapped with the layer structure so that the display unit 151 operates as a touch screen so that information can be input by a user's touch. The first acoustic output module 153a may be implemented in the form of a receiver or a speaker. The first camera 121a may be adapted to photograph an image or a moving image of a user or the like.

Like the first body 100A, the case constituting the outer appearance of the second body 100B is formed by the second front case 100B-1 and the second rear case 100B-2. The second user input unit 130b may be disposed on the front face of the second body 100B, specifically, the second front case 100B-1. Third and fourth user input units 130c and 130d, a microphone 123 and an interface unit 170 are disposed in at least one of the first front case 100B-1 and the second rear case 100B-2 .

The first to fourth user input units 130a, 130b, 130c, and 130d may be collectively referred to as a user input unit 130, and any method may be adopted if the user operates in a tactile manner with a tactile impression have.

For example, the user input unit 130 may be embodied as a dome switch or a touch pad capable of receiving a command or information by a push or touch operation of a user, or may be a wheel, a jog type, a joystick, Or the like.

In terms of functions, the first user input unit 130a is for inputting commands such as start, end, and scroll, and the second user input unit 130b is for inputting numbers, characters, symbols, and the like. Also, the third and fourth user input units 130c and 130d may operate as a hot-key for activating a special function in the portable terminal 100. [

3 is a rear perspective view of the portable terminal shown in FIG. 3, a wheel-type fifth user input unit 130e and a second camera 121b may be additionally mounted on the rear surface of the second rear case 100B-2 of the second body 100B, A sixth user input unit 130f may be disposed on a side surface of the second body 100B.

The second camera 121b has a photographing direction substantially opposite to that of the first camera 121a, and may have pixels different from those of the first camera 121a. For example, the first camera 121a has low pixels so that it is easy to capture a face of a user in the case of a video call or the like and transmit the face to the other party. The second camera 121b photographs a general object and immediately transmits It is preferable to have a high pixel.

A flash 125 and a mirror 126 may be further disposed adjacent to the second camera 121b. The flash 125 illuminates the subject when the subject is photographed by the second camera 121b. The mirror 126 allows the user to illuminate the user's own face or the like when the user intends to take a picture of himself / herself (self-photographing) using the second camera 121b.

A second sound output module (not shown) may be further disposed in the second rear case 100B-2. The second sound output module may implement the stereo function together with the first sound output module 153a, and may be used for talking in the speakerphone mode.

An antenna (not shown) for receiving broadcasting signals may be disposed on one side of the second rear case 100B-2 in addition to an antenna for communication. The antenna may be installed to be drawable from the second body 100B. A part of the slide module 100C that slidably connects the first body 100A and the second body 100B is disposed on the first rear case 100A-2 side of the first body 100A. The other part of the slide module 100C may be disposed on the second front case 100B-1 side of the second body 100B and may not be exposed to the outside as shown in Fig.

In the above description, the second camera 121b and the like are disposed on the second body 100B, but the present invention is not limited thereto. For example, at least one of the configurations described as being arranged in the second rear case 100B-2, such as the second camera 121b, is a first body 100A, mainly a first rear case 100A-2 ). In such a configuration, there is an advantage that the structures disposed in the first rear case 100A-2 in the closed state are protected by the second body 100B. Also, the first camera 121a may be rotatably formed so that the second camera 121b can be photographed up to the photographing direction, even if the second camera 121b is not separately provided.

A power supply unit 190 for supplying power to the portable terminal 100 may be mounted on the rear case 100A-2. The power supply unit 190 may be a rechargeable battery, for example, and may be detachably coupled to the rear case 100A-2 for charging, replacement, or the like.

4 is a flowchart illustrating a method of controlling a mobile terminal according to an exemplary embodiment of the present invention. 4, when a zoom area setting mode for selectively transmitting an image corresponding to an area on a camera screen displayed on the display unit 151 according to a user command or the like is selected (S200) 180) displays a zoom area in one area of the camera screen displayed on the display unit 151 (S205). At this time, the camera screen is an image shot through the camera 121, and can be displayed in an operation mode such as a video shooting, a video conference, and a video call.

If the movement of the zoom area is selected according to a key signal through the user input unit 130 or an input for touching and dragging the inside of the zoom area at step S210, the control unit 180 controls the zoom area (S215). If the size change of the zoom area, such as enlarging or reducing the zoom area by the operation of touching and dragging the boundary of the zoom area, is selected (S220), the controller 180 controls the camera screen The size of the zoom area is changed and displayed (S225).

Then, the control unit 180 controls the camera to transmit an image corresponding to the currently displayed zoom area to the predetermined counterpart terminal (S230). That is, a cropped image obtained by cutting out an image of an area outside the zoom area currently displayed on the camera screen is generated, and the generated cropped image is controlled to be transmitted to a predetermined counterpart terminal through the wireless communication unit 110 .

If a function other than the movement or size change of the zoom area is selected (S235), the controller 180 controls the operation corresponding to the selected function to be performed (S240).

This process is repeatedly performed until the zoom area setting mode is terminated (S245). In this way, only the image corresponding to the zoom area on the camera screen can be cropped and transmitted to the counterpart terminal.

5 is a flowchart illustrating a method of controlling a mobile terminal according to another embodiment of the present invention. In this embodiment, two or more zoom regions are set on the camera screen and used.

Referring to FIG. 5, when a zoom area setting mode is selected according to a user command or the like (S300), the controller 180 displays a plurality of zoom areas in different areas of the camera screen (S305). That is, two or more zoom regions may be set according to a user command or the like. In addition, when a person is included in the camera screen, a corresponding number of zoom areas may be automatically set through face recognition.

When a zoom area to be activated is selected among a plurality of zoom areas in accordance with a user command in a state that a plurality of zoom areas are displayed on the camera screen (S310), the controller 180 determines whether the image corresponding to the activated zoom area To be transmitted to the terminal (S315). That is, a cropped image obtained by cutting out an image of an area excluding the active zoom area on the camera screen is generated, and the generated cropped image is controlled to be transmitted to the predetermined counter terminal through the wireless communication unit 110. At this time, one or more zoom regions may be selected as the activated zoom region.

If the screen effect is selected (S320), the controller 180 controls the selected screen effect to be transmitted to the counterpart terminal (S325).

Examples of selected screen effects include noise, Render, Brush Strokes, Video, Sharpen, Sketch, Stylize, Art Effect, Artistic, Distort, Texture, Pixelate, Blur, and other effects. It is also possible to provide a separate menu for selecting a screen effect.

If another function is selected in the other camera screen (S330), the controller 180 controls the operation corresponding to the selected function to be performed (S335).

This process is repeatedly performed until the zoom area setting mode is terminated (S340). In addition, a plurality of zoom areas are set on the camera screen by this process, and only images corresponding to the activated zoom area can be transmitted to the counterpart terminal.

6 to 15 are views for explaining a control method of the portable terminal according to an embodiment of the present invention together with a screen displayed on the display unit.

First, FIG. 6 shows an example of a screen in the zoom area setting mode. 6A, when the zoom area setting mode is selected on the camera screen 400 displaying an image photographed through the camera 121, The zoom area 405 is displayed.

When the zoom area 405 is displayed, a cropped image obtained by cutting out the image of the area excluding the zoom area 405 on the camera screen 400 is generated and transmitted to a predetermined counterpart terminal. Accordingly, a screen 410 in which the cropped image as shown in FIG. 6 (b) is displayed on the full screen is displayed on the partner terminal.

The zoom area 405 displayed on the camera screen 400 can be configured to be moved or enlarged or reduced according to a touch and drag input through the display unit 151 or a key input through the user input unit 130 .

For example, when the zoom area enlargement is selected, the enlarged zoom area 425 is displayed on the camera screen 420 as shown in Fig. 7 (a). When the zoom area is enlarged, the cropped image transmitted to the partner terminal also changes. As shown in FIG. 7B, a screen 430 corresponding to the enlarged zoom area 425 is displayed on the counterpart terminal . Likewise, even when the reduction of the zoom area is selected, the screen displayed on the counterpart terminal changes in accordance with the change of the size of the zoom area.

Further, as shown in Fig. 8 (a), when zoom region movement is selected in the direction indicated by reference numeral 447, the zoom region is moved and displayed accordingly. When the zoom area is moved, the image transmitted to the counterpart terminal is also changed. Thus, as shown in FIG. 8B, a screen 450 corresponding to the zoom area 445 moved to the counterpart terminal is displayed.

9 (a), when the zoom area 465 moves to the boundary of the camera screen 460, the other terminal is moved to the zoom area 465 as shown in FIG. 9 (b) A corresponding screen 470 is displayed. If the zoom area is moved out of the camera screen, the photographing position of the camera 121 is moved corresponding to the movement of the zoom area. 10 (a), the camera screen 480 is also moved and displayed in accordance with the photographing position shift of the camera 121. As shown in FIG. 10 (b) A screen 490 corresponding to the Edo zoom area 485 is displayed.

11 shows an example of a camera screen in which a plurality of zoom areas are displayed. 11A, when the first zoom area 505 is selected as the activated zoom area among the first and second zoom areas 505 and 510 displayed on the camera screen 500, A screen 520 corresponding to the first zoom area 505 is displayed on the counterpart terminal, as shown in (b) of FIG.

As described above, one or more zoom regions can be generated and displayed on the camera screen. 12A, faces are recognized on the camera screen 530 by using the face recognition function, and zoom regions 535, 540 and 550 are automatically generated in the areas where the faces are displayed Can be displayed. Also in this case, as shown in FIG. 12B, a screen 560 corresponding to the selected zoom area 540 is displayed on the other terminal

As shown in FIG. 13 (a), when several activated zoom regions are selected, as shown in FIG. 13 (b), the counterpart terminal displays a screen 600 ) May be displayed.

Fig. 14 shows a case where a screen effect is given to the zoom area. A screen effect can be given for each zoom area and transmitted. For example, a screen effect such as black and white or inversion can be given. As shown in Fig. 14 (b), the screen of the other terminal is displayed with the selected screen effect 963).

As shown in Fig. 15A, the camera screen 640 can be set to a zoom area 646 of any shape other than a rectangular shape. That is, the zoom area can be set in various forms such as a star, a circle, a triangle, or a form directly input by the user by touch input or the like. Instead of displaying the video corresponding to the zoom area on the full screen as shown in Fig. 15 (b), a monochrome or background image or a substitute image such as black or white can be displayed outside the zoom area have. At this time, the substitute image to be filled in the zoom area can be configured to be selectable by the user.

It should be noted that the portable terminal and the control method thereof according to the present invention are not limited to the configurations and methods of the embodiments described above, Some of which may be selectively combined.

Meanwhile, the present invention can be implemented as a processor-readable code on a processor-readable recording medium such as an MSM (Mobile Station Modem). The processor-readable recording medium includes all kinds of recording apparatuses in which data that can be read by the processor is stored. Examples of the recording medium readable by the processor include a ROM, a RAM, a CD-ROM, a magnetic tape, a floppy disk, an optical data storage device, and the like, and also a carrier wave such as transmission over the Internet. In addition, the processor readable recording medium may be distributed over networked computer systems so that code readable by the processor in a distributed manner can be stored and executed.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention.

1 is a block diagram of a portable terminal according to an embodiment of the present invention;

2 is a front perspective view of a mobile terminal according to an embodiment of the present invention,

3 is a rear perspective view of a portable terminal according to an embodiment of the present invention,

4 is a flowchart illustrating a method of controlling a mobile terminal according to an exemplary embodiment of the present invention.

5 is a flowchart illustrating a method of controlling a mobile terminal according to another exemplary embodiment of the present invention, and FIG.

FIGS. 6 to 15 are views for explaining a function of photographing in the control method of the portable terminal according to an embodiment of the present invention.

Description of the Related Art [0002]

110: wireless communication unit 120: A / V input unit

130: user input unit 140: sensing unit

150: output unit 160: memory

170: interface unit 180: control unit

Claims (6)

Displaying a camera screen including an image being photographed through a camera; Displaying a zoom area in one area of the camera screen; Moving the zoom area according to a direction of the drag input when an input for dragging after touching the inside of the zoom area is received; Changing a size of the zoom area according to a distance of the drag input when an input for dragging after touching a boundary of the zoom area is received; And Generating a cropped image by cutting out an image of an area excluding the zoom area on the camera screen and transmitting the cropped image to another predetermined terminal. delete Displaying a camera screen including an image being photographed through a camera; Displaying a plurality of zoom areas on the camera screen; Moving the zoom area according to a direction of the drag input when an input for dragging after touching the inside of the zoom area is received; Changing a size of the zoom area according to a distance of the drag input when an input for dragging after touching a boundary of the zoom area is received; And Generating a cropped image by cutting out an image of an area excluding the zoom area selected from the plurality of zoom areas on the camera screen, and transmitting the cropped image to another preset terminal. The method according to claim 1 or 3, And providing the selected screen effect to the cropped image and transmitting the selected screen effect to the other terminal. camera; A wireless communication unit for providing a communication interface; A display unit for displaying a camera screen including an image being photographed through the camera; And And a control unit for displaying a zoom area in one area of the camera screen and generating a cropped image in which the image of the area excluding the zoom area is cut out from the camera screen and transmitting the cropped image to the predetermined counter terminal through the wireless communication unit and, Wherein the control unit moves and displays the zoom area according to a direction of the drag input when an input for dragging after touching the inside of the zoom area is received, Wherein the size of the zoom area is changed according to a distance of the drag input when an input for dragging after touching a boundary of the zoom area is received. camera; A wireless communication unit for providing a communication interface; A display unit for displaying a camera screen including an image being photographed through the camera; And A plurality of zoom areas are displayed in one area of the camera screen, and an image of a region excluding a zoom area selected from the plurality of zoom areas is cut out on the camera screen to generate a cropped image, To the terminal, Wherein the control unit moves and displays the zoom area according to a direction of the drag input when an input for dragging after touching the inside of the zoom area is received, Wherein the size of the zoom area is changed according to a distance of the drag input when an input for dragging after touching a boundary of the zoom area is received.

Images