WO2022211300A1

WO2022211300A1 - Electronic device, and recording method by electronic device on basis of camera switching

Info

Publication number: WO2022211300A1
Application number: PCT/KR2022/003346
Authority: WO
Inventors: 한정우; 박준규
Original assignee: 삼성전자 주식회사
Priority date: 2021-04-01
Filing date: 2022-03-10
Publication date: 2022-10-06
Also published as: KR20220136719A

Abstract

An electronic device according to various embodiments of the present disclosure comprises: a first camera; a second camera; at least one microphone; a memory; and at least one processor operatively connected to the first camera, the second camera, the at least one microphone, and the memory. The memory may store instructions which are configured such that, when executed, the at least one processor: receives a request for a switch to the second camera during first image and first voice recording by means of the first camera and the at least one microphone; adjusts the gain of the at least one microphone from a first gain to a designated second gain in response to the request for a switch to the second camera; stops the first image and first voice recording when the gain of the at least one microphone is adjusted to the second gain; switches to the second camera; and records a second image and a second voice connected to the first image and the first voice by means of the second camera and the at least one microphone, while adjusting the gain of the at least one microphone from the second gain to the first gain. Other various embodiments may be possible.

Description

Recording method based on camera switching in electronic devices and electronic devices

Various embodiments of the present disclosure relate to an electronic device and a recording method in the electronic device.

BACKGROUND ART With the remarkable development of information and communication technology and semiconductor technology, the dissemination and use of various electronic devices are rapidly increasing. In particular, recent electronic devices are being developed to be portable and to be able to communicate.

The portable electronic device may include a plurality of cameras capable of capturing audio and/or images (eg, moving pictures) and taking pictures. Users may capture audio and/or video by using at least one of a plurality of cameras of the portable electronic device, store the captured audio and/or video data in the portable electronic device, and store the stored audio and/or video data in the portable electronic device. Image data can be transmitted to other devices.

A portable electronic device (hereinafter also referred to as an electronic device) records (or stores) a video including the audio and video by acquiring an image captured through a camera and audio input through a microphone when recording a video (voice and video). can do.

The electronic device may include a plurality of cameras, and may continuously record a video by switching cameras when recording a video. For example, when the electronic device requests to switch the first camera to the second camera during video recording using the first camera and the microphone, the electronic device stops video recording using the first camera and the microphone and switches the first camera to the second camera After that, video recording using the second camera and microphone may be performed.

When the electronic device starts recording the second video using the second camera and the microphone after stopping the recording of the first video using the first camera and the microphone, the second video is connected to the first video and stored. When the second video is connected to the first video and stored, the first voice of the first video and the second audio of the second video are connected and stored. When the first voice and the second voice are connected, there may be a difference between the voice level (or volume) of the first voice and the voice level of the second voice. Based on the difference between the voice level of the first voice and the voice level of the second voice, noise (eg, tick noise) may be generated at a point where the first voice and the second voice are connected.

According to various embodiments, when recording a second video connected to the first video based on switching the first camera to the second camera during the recording of the first video using the first camera and the microphone, the first voice of the first video is connected It is possible to provide an electronic device capable of reducing noise generation between a second voice of a second moving image and a recording control method based on camera switching in the electronic device.

An electronic device according to various embodiments may include a first camera, a second camera, at least one microphone, a memory, and at least one operatively connected to the first camera, the second camera, the at least one microphone, and the memory. of a processor, wherein the memory, when executed, causes the at least one processor to request a switch to the second camera during recording of a first image and a first audio through the first camera and the at least one microphone. and adjusts a gain of the at least one microphone from a first gain to a specified second gain in response to a switch request to the second camera, and when the gain of the at least one microphone becomes the second gain, the Stop recording the first video and the first audio, switch to the second camera, adjust the gain of the at least one microphone from the second gain to the first gain, while the second camera and the at least one Instructions set to record the first image and the second image and the second sound connected to the first sound through the microphone may be stored.

According to various embodiments of the present disclosure, a recording method when a camera is switched in an electronic device includes performing an operation of recording a first image and a first audio through a first camera and at least one microphone, and performing a second recording of the first image and the first audio through the first camera and the at least one microphone. Receiving a switch request to a second camera, adjusting a gain of the at least one microphone from a first gain to a specified second gain in response to a switch request to the second camera, and a gain of the at least one microphone When the second gain is reached, the operation of stopping the recording of the first video and the first audio, switching to the second camera, and adjusting the gain of the at least one microphone from the second gain to the first gain and recording the first image and a second image and a second sound connected to the first sound through the second camera and the at least one microphone.

According to various embodiments, in a non-volatile storage medium storing instructions, the instructions are configured to cause the at least one processor to perform at least one operation when the instructions are executed by the at least one processor. The operations include: performing first image and first audio recording through a first camera and at least one microphone; receiving a request to switch to a second camera while performing the first image and first audio recording; adjusting a gain of the at least one microphone from a first gain to a specified second gain in response to a switch request to a second camera; when the gain of the at least one microphone becomes the second gain, the first image and stopping the first voice recording and switching to the second camera, and adjusting the gain of the at least one microphone from the second gain to the first gain through the second camera and the at least one microphone and recording a second image and a second voice connected to the first image and the first voice.

According to various embodiments, the electronic device performs second video recording connected to the first video while adjusting the gain of the microphone when the first camera is switched to the second camera during recording of the first video using the first camera and the microphone. , there is an effect of reducing noise generation between the first voice of the first moving picture and the second voice of the second moving picture connected thereto.

According to various embodiments, when the first camera is switched to the second camera during recording of the first video using the first camera and the microphone in the electronic device, the gain of the microphone is gradually adjusted from the first value to 0, and the By adjusting the gain of the microphone from 0 to the first value when recording the connected second video starts, there is an effect of reducing noise between the first audio of the first video and the second audio of the second video connected. have.

Effects obtainable in the present disclosure are not limited to the above-mentioned effects, and other effects not mentioned may be clearly understood by those of ordinary skill in the art to which the present disclosure belongs from the description below. will be.

1 is a block diagram of an electronic device in a network environment according to an exemplary embodiment.

2 is a front perspective view of an electronic device according to an exemplary embodiment;

3 is a rear perspective view of an electronic device according to an exemplary embodiment;

4 is a block diagram of an electronic device according to an exemplary embodiment.

5 is a flowchart illustrating a recording operation when a camera is switched in an electronic device according to an exemplary embodiment.

6 is a graph for explaining a recording operation when a camera is switched in an electronic device according to an exemplary embodiment.

7 is a diagram illustrating an example of a graph of a voice signal when recording is performed without adjusting a microphone gain when a camera is switched in an electronic device according to an embodiment.

8 is a diagram illustrating an example of a graph of a voice signal when recording is performed while a microphone gain is adjusted when a camera is switched in an electronic device according to an embodiment.

In connection with the description of the drawings, the same or similar reference numerals may be used for the same or similar components.

Terms used in this document are only used to describe specific embodiments, and may not be intended to limit the scope of other embodiments. The singular expression may include the plural expression unless the context clearly dictates otherwise. All terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art of the present invention. Commonly used terms defined in the dictionary may be interpreted as having the same or similar meaning as the meaning in the context of the related art, and unless explicitly defined in this document, are not interpreted in an ideal or excessively formal meaning . In some cases, even terms defined in this document cannot be construed to exclude embodiments of the present invention.

1 is a block diagram of an electronic device 101 in a network environment 100 according to an embodiment.

Referring to FIG. 1 , in a network environment 100 , an electronic device 101 communicates with an electronic device 102 through a first network 198 (eg, a short-range wireless communication network) or a second network 199 . It may communicate with at least one of the electronic device 104 and the server 108 through (eg, a long-distance wireless communication network). According to an embodiment, the electronic device 101 may communicate with the electronic device 104 through the server 108 . According to an embodiment, the electronic device 101 includes a processor 120 , a memory 130 , an input module 150 , a sound output module 155 , a display module 160 , an audio module 170 , and a sensor module ( 176), interface 177, connection terminal 178, haptic module 179, camera module 180, power management module 188, battery 189, communication module 190, subscriber identification module 196 , or an antenna module 197 . In some embodiments, at least one of these components (eg, the connection terminal 178 ) may be omitted or one or more other components may be added to the electronic device 101 . In some embodiments, some of these components (eg, sensor module 176 , camera module 180 , or antenna module 197 ) are integrated into one component (eg, display module 160 ). can be

The processor 120, for example, executes software (eg, a program 140) to execute at least one other component (eg, a hardware or software component) of the electronic device 101 connected to the processor 120. It can control and perform various data processing or operations. According to one embodiment, as at least part of data processing or operation, the processor 120 converts commands or data received from other components (eg, the sensor module 176 or the communication module 190 ) to the volatile memory 132 . may be stored in , process commands or data stored in the volatile memory 132 , and store the result data in the non-volatile memory 134 . According to an embodiment, the processor 120 is a main processor 121 (eg, a central processing unit or an application processor) or a secondary processor 123 (eg, a graphic processing unit, a neural network processing unit) a neural processing unit (NPU), an image signal processor, a sensor hub processor, or a communication processor). For example, when the electronic device 101 includes the main processor 121 and the sub-processor 123 , the sub-processor 123 uses less power than the main processor 121 or is set to be specialized for a specified function. can The auxiliary processor 123 may be implemented separately from or as a part of the main processor 121 .

The secondary processor 123 may, for example, act on behalf of the main processor 121 while the main processor 121 is in an inactive (eg, sleep) state, or when the main processor 121 is active (eg, executing an application). ), together with the main processor 121, at least one of the components of the electronic device 101 (eg, the display module 160, the sensor module 176, or the communication module 190) It is possible to control at least some of the related functions or states. According to an embodiment, the coprocessor 123 (eg, an image signal processor or a communication processor) may be implemented as part of another functionally related component (eg, the camera module 180 or the communication module 190). have. According to an embodiment, the auxiliary processor 123 (eg, a neural network processing unit) may include a hardware structure specialized for processing an artificial intelligence model. Artificial intelligence models can be created through machine learning. Such learning may be performed, for example, in the electronic device 101 itself on which the artificial intelligence model is performed, or may be performed through a separate server (eg, the server 108). The learning algorithm may include, for example, supervised learning, unsupervised learning, semi-supervised learning, or reinforcement learning, but in the above example not limited The artificial intelligence model may include a plurality of artificial neural network layers. Artificial neural networks include deep neural networks (DNNs), convolutional neural networks (CNNs), recurrent neural networks (RNNs), restricted boltzmann machines (RBMs), deep belief networks (DBNs), bidirectional recurrent deep neural networks (BRDNNs), It may be one of deep Q-networks or a combination of two or more of the above, but is not limited to the above example. The artificial intelligence model may include, in addition to, or alternatively, a software structure in addition to the hardware structure.

The memory 130 may store various data used by at least one component (eg, the processor 120 or the sensor module 176 ) of the electronic device 101 . The data may include, for example, input data or output data for software (eg, the program 140 ) and instructions related thereto. The memory 130 may include a volatile memory 132 or a non-volatile memory 134 .

The program 140 may be stored as software in the memory 130 , and may include, for example, an operating system 142 , middleware 144 , or an application 146 .

The input module 150 may receive a command or data to be used by a component (eg, the processor 120 ) of the electronic device 101 from the outside (eg, a user) of the electronic device 101 . The input module 150 may include, for example, a microphone, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The sound output module 155 may output a sound signal to the outside of the electronic device 101 . The sound output module 155 may include, for example, a speaker or a receiver. The speaker can be used for general purposes such as multimedia playback or recording playback. The receiver can be used to receive incoming calls. According to one embodiment, the receiver may be implemented separately from or as part of the speaker.

The display module 160 may visually provide information to the outside (eg, a user) of the electronic device 101 . The display module 160 may include, for example, a control circuit for controlling a display, a hologram device, or a projector and a corresponding device. According to an embodiment, the display module 160 may include a touch sensor configured to sense a touch or a pressure sensor configured to measure the intensity of a force generated by the touch.

The audio module 170 may convert a sound into an electric signal or, conversely, convert an electric signal into a sound. According to an embodiment, the audio module 170 acquires a sound through the input module 150 or an external electronic device (eg, a sound output module 155 ) directly or wirelessly connected to the electronic device 101 . The electronic device 102) (eg, a speaker or headphones) may output a sound.

The sensor module 176 detects an operating state (eg, power or temperature) of the electronic device 101 or an external environmental state (eg, a user state), and generates an electrical signal or data value corresponding to the sensed state. can do. According to an embodiment, the sensor module 176 may include, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a proximity sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, It may include a temperature sensor, a humidity sensor, or an illuminance sensor.

The interface 177 may support one or more specified protocols that may be used by the electronic device 101 to directly or wirelessly connect with an external electronic device (eg, the electronic device 102 ). According to an embodiment, the interface 177 may include, for example, a high definition multimedia interface (HDMI), a universal serial bus (USB) interface, an SD card interface, or an audio interface.

The connection terminal 178 may include a connector through which the electronic device 101 can be physically connected to an external electronic device (eg, the electronic device 102 ). According to an embodiment, the connection terminal 178 may include, for example, an HDMI connector, a USB connector, an SD card connector, or an audio connector (eg, a headphone connector).

The haptic module 179 may convert an electrical signal into a mechanical stimulus (eg, vibration or movement) or an electrical stimulus that the user can perceive through tactile or kinesthetic sense. According to an embodiment, the haptic module 179 may include, for example, a motor, a piezoelectric element, or an electrical stimulation device.

The camera module 180 may capture still images and moving images. According to an embodiment, the camera module 180 may include one or more lenses, image sensors, image signal processors, or flashes.

The power management module 188 may manage power supplied to the electronic device 101 . According to an embodiment, the power management module 188 may be implemented as, for example, at least a part of a power management integrated circuit (PMIC).

The battery 189 may supply power to at least one component of the electronic device 101 . According to one embodiment, battery 189 may include, for example, a non-rechargeable primary cell, a rechargeable secondary cell, or a fuel cell.

The communication module 190 is a direct (eg, wired) communication channel or a wireless communication channel between the electronic device 101 and an external electronic device (eg, the electronic device 102, the electronic device 104, or the server 108). It can support establishment and communication performance through the established communication channel. The communication module 190 may include one or more communication processors that operate independently of the processor 120 (eg, an application processor) and support direct (eg, wired) communication or wireless communication. According to one embodiment, the communication module 190 is a wireless communication module 192 (eg, a cellular communication module, a short-range wireless communication module, or a global navigation satellite system (GNSS) communication module) or a wired communication module 194 (eg, : It may include a local area network (LAN) communication module, or a power line communication module). A corresponding communication module among these communication modules is a first network 198 (eg, a short-range communication network such as Bluetooth, wireless fidelity (WiFi) direct, or infrared data association (IrDA)) or a second network 199 (eg, legacy It may communicate with the external electronic device 104 through a cellular network, a 5G network, a next-generation communication network, the Internet, or a computer network (eg, a telecommunication network such as a LAN or a WAN). These various types of communication modules may be integrated into one component (eg, a single chip) or may be implemented as a plurality of components (eg, multiple chips) separate from each other. The wireless communication module 192 uses subscriber information (eg, International Mobile Subscriber Identifier (IMSI)) stored in the subscriber identification module 196 within a communication network such as the first network 198 or the second network 199 . The electronic device 101 may be identified or authenticated.

The wireless communication module 192 may support a 5G network after a 4G network and a next-generation communication technology, for example, a new radio access technology (NR). NR access technology includes high-speed transmission of high-capacity data (eMBB (enhanced mobile broadband)), minimization of terminal power and access to multiple terminals (mMTC (massive machine type communications)), or high reliability and low latency (URLLC (ultra-reliable and low-latency) -latency communications)). The wireless communication module 192 may support a high frequency band (eg, mmWave band) to achieve a high data rate, for example. The wireless communication module 192 uses various techniques for securing performance in a high-frequency band, for example, beamforming, massive multiple-input and multiple-output (MIMO), all-dimensional multiplexing. It may support technologies such as full dimensional MIMO (FD-MIMO), an array antenna, analog beam-forming, or a large scale antenna. The wireless communication module 192 may support various requirements defined in the electronic device 101 , an external electronic device (eg, the electronic device 104 ), or a network system (eg, the second network 199 ). According to an embodiment, the wireless communication module 192 may provide a peak data rate (eg, 20 Gbps or more) for realizing 1eMBB, loss coverage (eg, 164 dB or less) for realizing mMTC, or U-plane latency for realizing URLLC ( Example: Downlink (DL) and uplink (UL) each 0.5 ms or less, or round trip 1 ms or less) can be supported.

The antenna module 197 may transmit or receive a signal or power to the outside (eg, an external electronic device). According to an embodiment, the antenna module 197 may include an antenna including a conductor formed on a substrate (eg, a PCB) or a radiator formed of a conductive pattern. According to an embodiment, the antenna module 197 may include a plurality of antennas (eg, an array antenna). In this case, at least one antenna suitable for a communication method used in a communication network such as the first network 198 or the second network 199 is connected from the plurality of antennas by, for example, the communication module 190 . can be selected. A signal or power may be transmitted or received between the communication module 190 and an external electronic device through the selected at least one antenna. According to some embodiments, other components (eg, a radio frequency integrated circuit (RFIC)) other than the radiator may be additionally formed as a part of the antenna module 197 .

According to various embodiments, the antenna module 197 may form a mmWave antenna module. According to one embodiment, the mmWave antenna module comprises a printed circuit board, an RFIC disposed on or adjacent to a first side (eg, underside) of the printed circuit board and capable of supporting a designated high frequency band (eg, mmWave band); and a plurality of antennas (eg, an array antenna) disposed on or adjacent to a second side (eg, top or side) of the printed circuit board and capable of transmitting or receiving signals of the designated high frequency band. can do.

At least some of the components are connected to each other through a communication method between peripheral devices (eg, a bus, general purpose input and output (GPIO), serial peripheral interface (SPI), or mobile industry processor interface (MIPI)) and a signal ( e.g. commands or data) can be exchanged with each other.

According to an embodiment, the command or data may be transmitted or received between the electronic device 101 and the external electronic device 104 through the server 108 connected to the second network 199 . Each of the external

electronic devices

102 or 104 may be the same as or different from the electronic device 101 . According to an embodiment, all or part of the operations performed by the electronic device 101 may be executed by one or more external

electronic devices

102 , 104 , or 108 . For example, when the electronic device 101 needs to perform a function or service automatically or in response to a request from a user or other device, the electronic device 101 may perform the function or service itself instead of executing the function or service itself. Alternatively or additionally, one or more external electronic devices may be requested to perform at least a part of the function or the service. One or more external electronic devices that have received the request may execute at least a part of the requested function or service, or an additional function or service related to the request, and transmit a result of the execution to the electronic device 101 . The electronic device 101 may process the result as it is or additionally and provide it as at least a part of a response to the request. For this purpose, for example, cloud computing, distributed computing, mobile edge computing (MEC), or client-server computing technology may be used. The electronic device 101 may provide an ultra-low latency service using, for example, distributed computing or mobile edge computing. In another embodiment, the external electronic device 104 may include an Internet of things (IoT) device. The server 108 may be an intelligent server using machine learning and/or neural networks. According to an embodiment, the external electronic device 104 or the server 108 may be included in the second network 199 . The electronic device 101 may be applied to an intelligent service (eg, smart home, smart city, smart car, or health care) based on 5G communication technology and IoT-related technology.

The electronic device 101 according to various embodiments of the present disclosure may include, for example, a smartphone, a tablet PC, a mobile phone, a video phone, an e-book reader, a desktop PC, a laptop PC, a netbook computer, a workstation, a server, It may include at least one of a PDA, a portable multimedia player (PMP), an MP3 player, a medical device, a camera, and a wearable device. A wearable device may be an accessory (e.g., watch, ring, bracelet, anklet, necklace, eyewear, contact lens, or head-mounted-device (HMD)), a textile or clothing integral (e.g. electronic garment); It may include at least one of a body mountable (eg, skin pad or tattoo) or bioimplantable circuit In some embodiments, the electronic device 101 may include, for example, a television, a digital video disk (DVD). ) player, audio, refrigerator, air conditioner, vacuum cleaner, oven, microwave, washing machine, air purifier, set-top box, home automation control panel, security control panel, media box (e.g. Samsung HomeSync ^TM , Apple TV ^TM , or Google TV ^TM ), a game console (eg, Xbox ^TM , PlayStation ^TM ), an electronic dictionary, an electronic key, a camcorder, or an electronic picture frame.

In another embodiment, the electronic device 101 may include various medical devices (eg, various portable medical measuring devices (blood glucose monitors, heart rate monitors, blood pressure monitors, or body temperature monitors), magnetic resonance angiography (MRA), and magnetic resonance imaging (MRI). ), computed tomography (CT), imager, or ultrasound machine), navigation device, global navigation satellite system (GNSS), event data recorder (EDR), flight data recorder (FDR), automotive infotainment device, marine electronics Equipment (e.g. navigation devices for ships, gyro compasses), avionics, security devices, head units for vehicles, industrial or household robots, drones, ATMs in financial institutions, point of sale (POS) in stores of sales) or IoT devices (eg, light bulbs, various sensors, sprinkler devices, fire alarms, thermostats, street lights, toasters, exercise equipment, hot water tanks, heaters, or boilers). According to some embodiments, the electronic device 101 is a piece of furniture, a building/structure, or a car, an electronic board, an electronic signature receiving device, a projector, or various measuring devices (eg, water supply). , electricity, gas, or radio wave measurement device). In various embodiments, the electronic device may be flexible or a combination of two or more of the various devices described above. The electronic device according to the embodiment of the present document is not limited to the above-described devices. In this document, the term user may refer to a person who uses an electronic device or a device (eg, an artificial intelligence electronic device) using the electronic device.

2 is a front perspective view of an electronic device according to an exemplary embodiment, and FIG. 3 is a rear perspective view of the electronic device according to an exemplary embodiment.

2 and 3 , the electronic device 101 according to an exemplary embodiment has a front surface 310A, a rear surface 310B, and a side surface 310C surrounding a space between the front surface 310A and the rear surface 310B. ) may include a housing 310 including a. In another embodiment (not shown), the housing 310 may refer to a structure that forms part of the front surface 310A of FIG. 2 , the rear surface 310B of FIG. 3 , and the side surfaces 310C. According to one embodiment, the front surface 310A may be formed by a front plate 302 (eg, a glass plate including various coating layers, or a polymer plate) at least a portion of which is substantially transparent. The rear surface 310B may be formed by the rear plate 311 . The rear plate 311 may be formed of, for example, glass, ceramic, polymer, metal (eg, aluminum, stainless steel (STS), or magnesium), or a combination of at least two of the above materials. The side surface 310C is coupled to the front plate 302 and the rear plate 311 and may be formed by a side bezel structure (or "side member") 318 including a metal and/or a polymer. In some embodiments, the back plate 311 and the side bezel structure 318 are integrally formed and may include the same material (eg, glass, a metallic material such as aluminum, or ceramic).

In the illustrated embodiment, the front plate 302 includes two first edge regions 310D extending seamlessly from the front surface 310A toward the rear plate 311, the front plate ( 302) may be included at both ends of the long edge. In the illustrated embodiment (see FIG. 3 ), the rear plate 311 includes two second edge regions 310E extending seamlessly from the rear surface 310B toward the front plate 302 at both ends of the long edge. can be included in In some embodiments, the front plate 302 (or the back plate 311 ) may include only one of the first edge regions 310D (or the second edge regions 310E). In another embodiment, some of the first edge areas 310D or the second edge areas 310E may not be included. In the above embodiments, when viewed from the side of the electronic device 101 , the side bezel structure 318 does not include the first edge regions 310D or the second edge regions 310E as described above. A side surface may have a first thickness (or width), and a side surface including the first edge areas 310D or second edge areas 310E may have a second thickness thinner than the first thickness.

According to an embodiment, the electronic device 101 includes a display 301 (eg, the display device 160 of FIG. 1 ) and

audio modules

303 , 307 , 314 (eg, the audio module 170 of FIG. 1 ). ), a sensor module (eg, the sensor module 176 of FIG. 1 ),

camera modules

305 , 312 , 313 (eg, the camera module 180 of FIG. 1 ), a key input device 317 (eg, FIG. 1 ) of the input device 150), and at least one of connector holes 308 and 309 (eg, the connection terminal 178 of FIG. 1 ). In some embodiments, the electronic device 101 may omit at least one of the components (eg, the connector hole 309 ) or additionally include other components.

According to one embodiment, the display 301 may be visually exposed through, for example, a substantial portion of the front plate 302 . In some embodiments, at least a portion of the display 301 may be visually exposed through the front plate 302 forming the front surface 310A and the first edge regions 310D. In some embodiments, the edge of the display 301 may be formed to be substantially the same as an adjacent outer shape of the front plate 302 . In another embodiment (not shown), in order to expand the area to which the display 301 is visually exposed, the distance between the outer periphery of the display 301 and the outer periphery of the front plate 302 may be substantially the same.

According to an embodiment, the surface (or the front plate 302 ) of the housing 310 may include a screen display area formed as the display 301 is visually exposed. For example, the screen display area may include a front surface 310A and first edge areas 310D.

In another embodiment (not shown), a recess or opening is formed in a part of the screen display area (eg, the front surface 310A and the first edge area 310D) of the display 301 , and the recess is formed. Alternatively, it may include at least one of an audio module 314 aligned with the opening, a sensor module (not shown), a light emitting device (not shown), and a camera module 305 . In another embodiment (not shown), on the rear surface of the screen display area of the display 301 , an audio module 314 , a sensor module (not shown), a camera module 305 , a fingerprint sensor (not shown), and a light emitting element (not shown) may include at least one or more of.

According to an embodiment, at least one

camera module

305 , 312 may be disposed in a lower direction of the display 301 . For example, the first camera module 305 may be disposed on at least a partial area of the display 301 corresponding to a camera field of view (FOV). As the first camera module 305 is disposed on at least a partial area of the display 301 corresponding to the camera field of view (FOV), the position of the first camera module 305 may not be visually distinguished (or exposed). . According to one embodiment, when the display 301 is viewed from the first side 310A, the first camera module 305 is at least a part of the display 301, which is disposed in a portion corresponding to the camera field of view (FOV), An image of an external subject may be acquired without being visually exposed to the outside. For example, the first camera module 305 may be an under display camera (UDC).

In an embodiment, the electronic device 101 may include a display (not shown) that is arranged to be able to slide and provides a screen (eg, a display area). For example, the display area of the electronic device 101 may be an area that is visually exposed and enables an image to be output. In one example, the electronic device 101 may adjust the display area according to the movement of the sliding plate (not shown) or the movement of the display. For example, the electronic device 101 is configured such that at least a part of the electronic device 101 (eg, the housing 310 ) is at least partially slidably operated to achieve selective expansion of the display area. It may include a rollable electronic device. The above-described display may be referred to as, for example, a slide-out display or an expandable display.

In another embodiment (not shown), the display 301 is coupled to or adjacent to a touch sensing circuit, a pressure sensor capable of measuring the intensity (pressure) of a touch, and/or a digitizer that detects a magnetic field type stylus pen. can be placed. In some embodiments, at least a portion of the key input device 317 may be disposed in the first edge regions 310D and/or the second edge regions 310E.

According to an embodiment, the

audio modules

303 , 307 , and 314 may include, for example, a microphone hole 303 and speaker holes 307 and 314 . In the microphone hole 303, a microphone for acquiring an external sound may be disposed therein, and in some embodiments, a plurality of microphones may be disposed to detect the direction of the sound. The speaker holes 307 and 314 may include an external speaker hole 307 and a call receiver hole 314 . In some embodiments, the speaker holes 307 and 314 and the microphone hole 303 may be implemented as a single hole, or a speaker may be included without the speaker holes 307 and 314 (eg, a piezo speaker). The

audio modules

303 , 307 , and 314 are not limited to the above structure, and only some audio modules may be mounted or a new audio module may be added according to the structure of the electronic device 101 .

According to an embodiment, the sensor module (not shown) may generate, for example, an electrical signal or data value corresponding to an internal operating state of the electronic device 101 or an external environmental state. A sensor module (not shown) may include, for example, a first sensor module (eg, a proximity sensor) and/or a second sensor module (eg, a fingerprint sensor) disposed on the front surface 310A of the housing 310 , and/or Alternatively, a third sensor module (eg, an HRM sensor) and/or a fourth sensor module (eg, a fingerprint sensor) disposed on the rear surface 310B of the housing 310 may be included. In some embodiments (not shown), the fingerprint sensor may be disposed on the back 310B as well as the front 310A (eg, the display 301 ) of the housing 310 . The electronic device 101 may include a sensor module not shown, for example, a gesture sensor, a gyro sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a grip sensor, a color sensor, an IR (infrared) sensor, a biometric sensor, a temperature sensor, It may further include at least one of a humidity sensor and an illuminance sensor. The sensor module is not limited to the above structure, and only some sensor modules may be mounted or a new sensor module may be added according to the structure of the electronic device 101 .

According to an embodiment, the

camera modules

305 , 312 , and 313 are, for example, a front camera module 305 disposed on the front surface 310A of the electronic device 101 , and a rear surface disposed on the rear surface 310B of the electronic device 101 . It may include a camera module 312 , and/or a flash 313 . The

camera module

305, 312 may include one or more lenses, an image sensor, and/or an image signal processor. The flash 313 may include, for example, a light emitting diode or a xenon lamp. In some embodiments, two or more lenses (infrared cameras, wide angle and telephoto lenses) and image sensors may be disposed on one side of the electronic device 101 . The

camera modules

305 , 312 , and 313 are not limited to the above structure, and only some camera modules may be mounted or a new camera module may be added according to the structure of the electronic device 101 .

According to an embodiment, the electronic device 101 may include a plurality of camera modules (eg, a dual camera or a triple camera) each having different properties (eg, angle of view) or functions. For example, a plurality of

camera modules

305 and 312 including lenses having different angles of view may be configured, and the electronic device 101 performs a camera performed by the electronic device 101 based on a user's selection. It can be controlled to change the angle of view of the

modules

305 and 312 . For example, at least one of the plurality of

camera modules

305 and 312 may be a wide-angle camera, and at least the other may be a telephoto camera. Similarly, at least one of the plurality of

camera modules

305 and 312 may be a front camera, and at least the other may be a rear camera. Also, the plurality of

camera modules

305 and 312 may include at least one of a wide-angle camera, a telephoto camera, and an IR (infrared) camera (eg, a time of flight (TOF) camera, a structured light camera). According to an embodiment, the IR camera may be operated as at least a part of the sensor module. For example, the TOF camera may be operated as at least a part of a sensor module (not shown) for detecting the distance to the subject.

According to an embodiment, the key input device 317 may be disposed on the side surface 310C of the housing 310 . In another embodiment, the electronic device 101 may not include some or all of the above-mentioned key input devices 317 and the not included key input devices 317 may be displayed on the display 301 , such as soft keys. It may be implemented in other forms. In some embodiments, the key input device may include a sensor module (not shown) disposed on the second surface 310B of the housing 310 .

According to an embodiment, the light emitting device (not shown) may be disposed on the front surface 310A of the housing 310 , for example. The light emitting device (not shown) may provide, for example, state information of the electronic device 101 in the form of light. In another embodiment, the light emitting device (not shown) may provide, for example, a light source linked to the operation of the front camera module 305 . The light emitting device (not shown) may include, for example, an LED, an IR LED, and/or a xenon lamp.

According to one embodiment, the connector holes 308 and 309 are, for example, a first connector hole capable of receiving a connector (eg, a USB connector) for transmitting and receiving power and/or data with an external electronic device. 308 , and/or a second connector hole (eg, earphone jack) 309 capable of accommodating a connector for transmitting and receiving audio signals to and from an external electronic device.

According to an embodiment, some of the

camera modules

305 and 312, and/or some of the sensor modules (not shown) are visually displayed to the outside through at least a part of the display 301 . It may be arranged to be exposed. For example, the camera module 305 may include a punch hole camera disposed inside a hole or recess formed on the rear surface of the display 301 . According to an embodiment, the camera module 312 may be disposed inside the housing 310 so that the lens is visually exposed to the second surface 310B of the electronic device 101 . For example, the camera module 312 may be disposed on a printed circuit board (eg, the printed circuit board 340 of FIG. 4 ).

According to an embodiment, the camera module 305 and/or the sensor module may be in contact with the external environment through a transparent area from the internal space of the electronic device 101 to the front plate 302 of the display 301 . can be placed. In addition, some sensor modules (not shown) may be arranged to perform their functions without being visually exposed through the front plate 302 in the internal space of the electronic device.

Referring to FIG. 4 , an electronic device 401 (eg, the electronic device 101 of FIG. 1 ) according to an embodiment includes a processor 420 , a memory 430 , an input unit 450 , a display 460 , and an audio device. It may include a module 470 and a camera module 480 . The electronic device 401 according to an embodiment may further include all or a part of the electronic device 101 illustrated in FIG. 1 .

The input unit 450 (hereinafter, referred to as an input module 450 ) according to an embodiment (eg, the input module 150 of FIG. 1 ) is a component of the electronic device 401 (eg, the processor 420 ). A command or data to be used may be received from an external (eg, a user) of the electronic device 401 . The input module 450 may include, for example, a mouse, a keyboard, a key (eg, a button), or a digital pen (eg, a stylus pen).

The audio module 470 (eg, the audio module 170 of FIG. 1 ) according to an embodiment may be connected to at least one microphone 472 and at least one speaker 474, and a microphone The sound input from the 472 may be converted into an electric signal, or, conversely, the electric signal may be converted into a sound and output to the speaker 474 .

The camera module 480 (eg, the camera module 180 of FIG. 1 ) according to an embodiment may capture still images and moving images. According to one embodiment, the camera module 480 may include one or more lenses, image sensors, image signal processors, or flashes. The camera module 480 according to an embodiment includes a first camera 405 (eg, the first camera 305 of FIG. 3 ) and a second camera 412 (eg, the second camera 312 of FIG. 3 ). It may include, and may further include other cameras in addition. For example, the first camera 405 may be a front camera, and the second camera 412 may be a rear camera. Conversely, the first camera 405 may be a rear camera, and the second camera 412 may be a front camera. Also, the first camera 405 and the second camera 412 may be disposed on the same surface.

The processor 420 (eg, the processor 120 of FIG. 1 ) according to an embodiment may perform an overall control operation of the electronic device 401 . The processor 420 according to an embodiment receives the first image through the first camera 405 and receives the first voice through the at least one microphone 472 to record the first image and the first voice. can The first video and the first audio may be recorded as one piece of media data. The processor 420 according to an embodiment may receive a request to switch to the second camera while recording the first video and the first audio. For example, the processor 420 may receive a camera change request input from a user or from the outside of the electronic device 101 through the input module 450 . The processor 420 according to an embodiment may lower the first value of the gain of the at least one microphone 472 to a second value designated in stages for a designated time in response to a camera change request input. For example, the first value of the gain (or volume) of the at least one microphone 472 may be a value corresponding to the gain of the at least one microphone 472 when a camera switching request is made, and the second value may be 0 dB. . The processor 420 according to an embodiment may stop the first video recording and the first audio recording at a first point in time when the value of the gain of the at least one microphone 472 becomes the specified second value. The processor 420 according to an embodiment may set at least one parameter value associated with the second camera 412 for switching from the first camera 405 to the second camera 412 . For example, the at least one parameter value may include a setting value of one or more lenses, image sensors, image signal processors, or flash associated with the second camera 412 . When the setting of at least one parameter value associated with the second camera 412 is completed, the processor 420 according to an embodiment converts the second value of the gain of the at least one microphone 472 to the first value in stages for a specified time. The first image and the second image and the second audio connected to the first audio may be recorded using the second camera 412 and the at least one microphone 472 while adjusting upward. For example, the second image and the second audio connected to the first image and the first sound may be recorded and stored in the memory 430 as one media data.

The memory 430 (eg, the memory 130 of FIG. 1 ) according to an embodiment includes at least one component (eg, the processor 420 , the input module 450 , and the audio module 470 of the electronic device 401 ). ), various data used by the camera module 480) may be stored. The data may include, for example, input data or output data for software (eg, a program) and instructions related thereto. For example, the memory 430 may store instructions for performing an operation of the electronic device 401 (or the processor 420 ).

The display 460 according to an embodiment may include a touch screen and display various types of display data based on the operation of the processor 420 . For example, the display 460 may display image data related to the recording of the first image and the first voice or the second image and the second voice, or display the recorded data reproduction screen.

According to various embodiments, the electronic device (eg, the electronic device 101 of FIG. 1 , or the electronic device 401 of FIG. 4 ) has a first camera (eg, the first camera 305 of FIG. 2 or the electronic device 401 of FIG. 4 ). first camera 405), a second camera (eg, second camera 312 of FIG. 3 or second camera 412 of FIG. 4), at least one microphone (eg, microphone 472 of FIG. 4) , a memory (eg, memory 130 of FIG. 1 , or memory 430 of FIG. 4 ), and at least one operatively coupled to the first camera, the second camera, the at least one microphone, and the memory. a processor (eg, the processor 120 of FIG. 1 or the processor 420 of FIG. 4 ), wherein the memory, when executed, causes the at least one processor to cause the first camera and the at least one microphone. Receives a request to switch to the second camera during recording of a first video and a first voice through When the gain of the at least one microphone becomes the second gain, the first video and the first audio recording are stopped, the second camera is switched, and the gain of the at least one microphone is set to the second gain. It is possible to store instructions set to record the first image and a second image and a second sound connected to the first sound through the second camera and the at least one microphone while adjusting the gain of 2 to the first gain. .

According to various embodiments, the first gain may be a gain value of the at least one microphone when a switch request to the second camera is received, and the second gain may be a value of 0.

According to various embodiments, when switching to the second camera, the processor may set parameter values for switching to the second camera.

According to various embodiments, the first camera may be a front camera of the electronic device, and the second camera may be a rear camera of the electronic device.

According to various embodiments, the first camera may be a rear camera of the electronic device, and the second camera may be a front camera of the electronic device.

According to various embodiments, the at least one microphone may include a plurality of microphones, and the processor may adjust a gain of each of the plurality of microphones.

According to various embodiments, the processor may store media data in which the recorded first image and the first audio are connected to the recorded second image and the second audio.

Referring to FIG. 5 , a processor (eg, the processor 120 of FIG. 1 or FIG. 4 ) of an electronic device (eg, the electronic device 101 of FIG. 1 or the electronic device 401 of FIG. 4 ) according to an embodiment The processor 420 of the may perform at least one of operations 510 to 550 .

In operation 510, the processor 420 according to an embodiment receives a request to switch to the second camera among the first video and first audio recording through the first camera 405 and at least one microphone 412. can For example, the processor 420 receives the first image through the first camera 405 and receives the first audio through the at least one microphone 472 to record the first image and the first audio input module ( An input requesting to switch the first camera 405 to the second camera 412 may be received through 450 or from the outside of the electronic device 101 .

In operation 520 , the processor 420 according to an embodiment may lower the first value of the gain (or volume) of the at least one microphone 472 to a second value designated in stages for a designated time period. For example, the first value of the gain of the at least one microphone 472 may be a value (dB) corresponding to the gain of the at least one microphone 472 when a camera switching request is made, and the second value may be 0 dB. .

In operation 530, the processor 420 according to an embodiment stops (or temporarily) the first video recording and the first audio recording at the first time point when the value of the gain of the at least one microphone 472 becomes the specified second value. can be paused.

In operation 540 , the processor 420 according to an embodiment may set at least one parameter value associated with the second camera 412 for switching from the first camera 405 to the second camera 412 . For example, the at least one parameter value may include a setting value of one or more lenses, image sensors, image signal processors, or flash associated with the second camera 412 .

In operation 550, the processor 420 according to an embodiment increases the second value of the gain of the at least one microphone 472 to the first value in steps for a specified time while the second camera 412 and the at least one The microphone 472 may be used to record the first image and the second image and the second voice connected to the first sound. For example, when the setting of at least one parameter value associated with the second camera 412 is completed, the processor 420 may record the first image and the second image and the second sound connected to the first sound. . When the recording is completed, the processor 420 may store the first image and the second image and the second audio connected to the first audio as one media data in the memory 430 .

According to various embodiments, the second voice may be received through the at least one microphone 472 . For example, the first voice and the second voice may be received through the at least one microphone 472 . As another example, the first voice may be received through at least one microphone 472 and the second voice may be received through another microphone (not shown).

According to various embodiments of the present disclosure, a recording method when switching cameras in an electronic device includes performing an operation of recording a first image and a first audio through a first camera and at least one microphone, and performing a second recording of the first image and the first audio through the first camera and the at least one microphone. Receiving a switch request to a second camera, adjusting a gain of the at least one microphone from a first gain to a specified second gain in response to a switch request to the second camera, and a gain of the at least one microphone When the second gain is reached, the operation of stopping the recording of the first video and the first audio, switching to the second camera, and adjusting the gain of the at least one microphone from the second gain to the first gain and recording the first image and a second image and a second sound connected to the first sound through the second camera and the at least one microphone.

According to various embodiments, in the method, the first gain may be the gain value of the at least one microphone when the switch request to the second camera is received, and the second gain may be 0.

According to various embodiments, the method may further include setting parameter values for switching to the second camera when switching to the second camera.

According to various embodiments, when the at least one microphone includes a plurality of microphones in the method, the electronic device may adjust a gain of each of the plurality of microphones.

According to various embodiments of the present disclosure, the method may include storing media data in which the recorded first image and the first audio are connected to the recorded second image and the second audio.

Referring to FIG. 6 , in a graph 600 according to an exemplary embodiment, the horizontal axis may indicate time (T) and the vertical axis may indicate the gain (dB) of at least one microphone 472 .

According to an embodiment, when a request to switch to the second camera is received at the first time point T1 during the first video and first audio recording through the first camera 405 and the at least one microphone 472, the processor ( 420 may linearly decrease the gain of the at least one microphone 472 during a period (T1-T2) designated as mic gain 1 to mic gain 2 (0 dB). According to another embodiment, the processor 420 may non-linearly decrease the gain of the at least one microphone 472 during a period (T1-T2) designated from mic gain1 to mic gain 2 (0db). For example, the processor 420 may gradually decrease the gain of the at least one microphone 472 during a period (T1-T2) designated from mic gain1 to mic gain 2 (0db).

According to an embodiment, when the gain of the at least one microphone 472 becomes mic gain 2 (0dB) (T2), the processor 420 stops (or pauses) recording the first image and the first voice (pause) and at least one parameter value associated with the second camera 412 for switching from the first camera 405 to the second camera 412 may be set. For example, the at least one parameter value may include a setting value of one or more lenses, image sensors, image signal processors, or flash associated with the second camera 412 .

According to an embodiment, when the setting of at least one parameter value associated with the second camera 412 is completed (T3), the processor 420 releases the pause (resume), and the gain of the at least one microphone 472 is The second image and second audio connected to the first image and the first audio using the second camera 412 and at least one microphone 472 while increasing the second value to the first value step by step for a specified time can be recorded. For example, the second image and the second audio connected to the first image and the first sound may be recorded and stored in the memory 430 as one media data.

According to the operation as described above, the first voice in T2 may be connected to the second voice in T3, and since the gain of the first voice in T2 is 0 and the gain of the second voice in T3 is 0, T2 When the first voice in T3 is connected to the second voice in T3, a tick noise due to a gain difference between the two voices may not occur. In addition, since the gain is gradually reduced in T1 (fade in) and the gain is gradually restored (fade out) in T2, the occurrence of dissonance due to a sudden gain change when connecting two voices may be reduced. Also, since the time between T2-T3 is quite small (several milliseconds), when the two voices are connected, the sound difference due to the gain adjustment is short, so that the user cannot perceive the sound difference.

7 is a diagram illustrating an example of a voice signal graph in the case of recording without adjusting a microphone gain when switching a camera in an electronic device according to an embodiment, and FIG. 8 is a diagram illustrating recording while adjusting a microphone gain when switching a camera in the electronic device according to an embodiment It is a diagram showing an example of a voice signal graph in the case of

First, referring to FIG. 7 , in a graph 700 according to an exemplary embodiment, the horizontal axis may indicate time (ms) and the vertical axis may indicate the gain (dB) of at least one microphone 472 . According to an embodiment, when a switch request is made to the second camera 412 among the first video and first audio recordings 712 through the first camera 405 and at least one microphone 472, the second camera without adjusting the microphone gain When switching to the camera 412 and performing the second image and the second audio recording 714, a tick noise 720 between the connection of the first audio 722 before camera switching and the second audio 724 after camera switching This can happen.

Referring to FIG. 8 , in the graph 800 according to an embodiment, the horizontal axis may indicate time (ms) and the vertical axis may indicate the gain (dB) of at least one microphone 472 . According to an embodiment, when a switch request is made to the second camera 412 among the first video and first audio recordings 812 through the first camera 405 and at least one microphone 472, the microphone gain is linear to 0. When performing the second video and second audio recording 814, switching to the second camera 412 and linearly adjusting the microphone gain from 0 to the gain before switching the second camera It is possible to reduce the occurrence of tick noise and dissonance between the connection of the first voice 822 before and the second voice 824 after the camera change.

The electronic device according to various embodiments disclosed in this document may have various types of devices. The electronic device may include, for example, a portable communication device (eg, a smart phone), a computer device, a portable multimedia device, a portable medical device, a camera, a wearable device, or a home appliance device. The electronic device according to the embodiment of the present document is not limited to the above-described devices.

The various embodiments of this document and the terms used therein are not intended to limit the technical features described in this document to specific embodiments, but it should be understood to include various modifications, equivalents, or substitutions of the embodiments. In connection with the description of the drawings, like reference numerals may be used for similar or related components. The singular form of the noun corresponding to the item may include one or more of the item, unless the relevant context clearly dictates otherwise. As used herein, "A or B", "at least one of A and B", "at least one of A or B," "A, B or C," "at least one of A, B and C," and "A , B, or C," each of which may include any one of the items listed together in the corresponding one of the phrases, or all possible combinations thereof. Terms such as "first", "second", or "first" or "second" may simply be used to distinguish an element from other elements in question, and may refer elements to other aspects (e.g., importance or order) is not limited. It is said that one (eg, first) component is "coupled" or "connected" to another (eg, second) component, with or without the terms "functionally" or "communicatively". When referenced, it means that one component can be connected to the other component directly (eg by wire), wirelessly, or through a third component.

As used herein, the term “module” may include a unit implemented in hardware, software, or firmware, and may be used interchangeably with terms such as, for example, logic, logic block, component, or circuit. A module may be an integrally formed part or a minimum unit or a part of the part that performs one or more functions. For example, according to an embodiment, the module may be implemented in the form of an application-specific integrated circuit (ASIC).

Various embodiments of the present document include one or more stored in a storage medium (eg, internal memory 136 or external memory 138) readable by a machine (eg, electronic device 101). It may be implemented as software (eg, program 140) including instructions. For example, the processor (eg, the processor 120 ) of the device (eg, the electronic device 101 ) may call at least one of the one or more instructions stored from the storage medium and execute it. This makes it possible for the device to be operated to perform at least one function according to the called at least one command. The one or more instructions may include code generated by a compiler or code executable by an interpreter. The device-readable storage medium may be provided in the form of a non-transitory storage medium. Here, 'non-transitory' only means that the storage medium is a tangible device and does not contain a signal (eg, electromagnetic wave), and this term is used in cases where data is semi-permanently stored in the storage medium and It does not distinguish between temporary storage cases.

According to an embodiment, the method according to various embodiments disclosed in this document may be included in a computer program product and provided. Computer program products may be traded between sellers and buyers as commodities. The computer program product is distributed in the form of a machine-readable storage medium (eg compact disc read only memory (CD-ROM)), or through an application store (eg Play Store ^TM ) or on two user devices ( It can be distributed (eg downloaded or uploaded) directly or online between smartphones (eg smartphones). In the case of online distribution, at least a portion of the computer program product may be temporarily stored or temporarily created in a machine-readable storage medium such as a memory of a server of a manufacturer, a server of an application store, or a relay server.

According to various embodiments, each component (eg, a module or a program) of the above-described components may include a singular or a plurality of entities. According to various embodiments, one or more components or operations among the above-described corresponding components may be omitted, or one or more other components or operations may be added. Alternatively or additionally, a plurality of components (eg, a module or a program) may be integrated into one component. In this case, the integrated component may perform one or more functions of each component of the plurality of components identically or similarly to those performed by the corresponding component among the plurality of components prior to the integration. . According to various embodiments, operations performed by a module, program, or other component are executed sequentially, in parallel, repeatedly, or heuristically, or one or more of the operations are executed in a different order, omitted, or , or one or more other operations may be added.

And the embodiments of the present invention invented in the present specification and drawings are merely provided for specific examples to easily explain the technical contents according to the embodiments of the present invention and help the understanding of the embodiments of the present invention, and the scope of the embodiments of the present invention It is not intended to limit Therefore, in the scope of various embodiments of the present invention, in addition to the embodiments disclosed herein, all changes or modifications derived from the technical ideas of various embodiments of the present invention should be interpreted as being included in the scope of various embodiments of the present invention. do.

Claims

In an electronic device,

a first camera;

a second camera;

at least one microphone;

Memory; and

at least one processor operatively coupled to the first camera, the second camera, the at least one microphone and the memory;

The memory, when executed, the at least one processor,

Receives a request for switching to the second camera during recording of a first video and a first voice through the first camera and the at least one microphone, and in response to the request for switching to the second camera, adjusting the gain to a second gain specified in the first gain, and when the gain of the at least one microphone becomes the second gain, stop recording the first video and the first audio, and switch to the second camera; A second image and a second image connected to the first image and the first audio through the second camera and the at least one microphone while adjusting the gain of the at least one microphone from the second gain to the first gain An electronic device for storing instructions configured to record voice.
According to claim 1,

The first gain is a gain value of the at least one microphone when a switch request to the second camera is received, and the second gain is a value of 0.
According to claim 1,

The processor sets parameter values for switching to the second camera when switching to the second camera.
According to claim 1,

The first camera is a front camera of the electronic device, and the second camera is a rear camera of the electronic device.
According to claim 1,

The first camera is a rear camera of the electronic device, and the second camera is a front camera of the electronic device.
According to claim 1,

The at least one microphone includes a plurality of microphones,

The processor adjusts a gain of each of the plurality of microphones.
According to claim 1,

and the processor stores media data in which the recorded first image and the first audio are connected to the recorded second image and the second audio.
A recording method when a camera is switched in an electronic device, the method comprising:

performing first image and first audio recording through a first camera and at least one microphone;

receiving a request to switch to a second camera while recording the first video and the first audio;

adjusting a gain of the at least one microphone from a first gain to a specified second gain in response to a switch request to the second camera;

when the gain of the at least one microphone becomes the second gain, stopping the recording of the first video and the first audio and switching to the second camera; and

A second image and a second image connected to the first image and the first audio through the second camera and the at least one microphone while adjusting the gain of the at least one microphone from the second gain to the first gain A method comprising the act of recording a voice.
9. The method of claim 8,

The first gain is a gain value of the at least one microphone when a switch request to the second camera is received, and the second gain is a value of 0.
9. The method of claim 8,

and setting parameter values for switching to the second camera when switching to the second camera.
9. The method of claim 8,

The first camera is a front camera of the electronic device, and the second camera is a rear camera of the electronic device.
9. The method of claim 8,

The first camera is a rear camera of the electronic device, and the second camera is a front camera of the electronic device.
9. The method of claim 8,

When the at least one microphone includes a plurality of microphones, a method of adjusting a gain of each of the plurality of microphones.
9. The method of claim 8,

and storing media data in which the recorded first image and the first audio are connected to the recorded second image and the second audio.
A non-volatile storage medium having stored thereon instructions, wherein the instructions are configured to cause the at least one processor to perform at least one operation when executed by the at least one processor, the at least one operation comprising:

performing first image and first audio recording through a first camera and at least one microphone;

receiving a request to switch to a second camera while recording the first video and the first audio;

adjusting a gain of the at least one microphone from a first gain to a specified second gain in response to a switch request to the second camera;

when the gain of the at least one microphone becomes the second gain, stopping the recording of the first video and the first audio and switching to the second camera; and

A second image and a second image connected to the first image and the first audio through the second camera and the at least one microphone while adjusting the gain of the at least one microphone from the second gain to the first gain A storage medium comprising the operation of recording a voice.