CN108924406A - Photographing method and device, readable storage medium and intelligent terminal - Google Patents

Abstract

The invention discloses a photographing method, a photographing device, a readable storage medium and an intelligent terminal, wherein the photographing method is applied to the intelligent terminal and comprises the following steps: receiving a photographing starting instruction sent by a mobile control terminal; judging whether a camera module of the intelligent terminal is in a starting state or not; and if so, shielding the starting operation of the camera module, and controlling the camera module to shoot when receiving a shooting instruction sent by the mobile control terminal. The invention can solve the problem of poor photographing experience.

Description

Photographing method, device, readable storage medium and intelligent terminal

technical field

The present invention relates to the technical field of intelligent terminals, in particular to a photographing method, device, readable storage medium and intelligent terminal.

Background technique

With the advancement of science and technology, smart terminals have entered people's lives, such as tablet computers, smart TVs, etc., which bring convenience to people's lives. Among them, the interactive smart tablet, also known as the large tablet, usually has a larger screen size. It integrates multiple functions of a projector, electronic whiteboard, curtain, audio, TV, and video conferencing terminal. It is suitable for group communication occasions and is widely used. Applied in education and teaching, corporate meetings, business exhibitions and other fields, it can effectively improve the communication environment and improve the efficiency of group communication.

At present, in the field of large tablets, built-in cameras or external cameras will become the standard configuration, and taking pictures has become one of the important functions of large tablets. Usually, due to the large screen of the large tablet, the operation of taking pictures is generally to click a picture taking button or use a voice assistant to arouse the picture taking operation.

However, taking pictures with a voice assistant will result in incorrect or unrecognized voice recognition for taking pictures due to the support of the voice library or the distance limitation with the large flat screen; It is often limited to an area very close to the screen, and when a large number of people take a group photo, there will be a problem of posing but not being able to trigger the photo button. Therefore, the above several photo-taking solutions will affect the user's photo-taking experience.

Contents of the invention

For this reason, an object of the present invention is to propose a method for taking photos applied to smart terminals such as large tablets, so as to solve the problem of poor photo taking experience.

The photographing method according to an embodiment of the present invention is applied to a smart terminal, and the method includes:

Receive the camera start command sent by the mobile control terminal;

Judging whether the camera module of the smart terminal is in a startup state;

If so, shield the start-up operation of the camera module, and control the camera module to take a picture when receiving a picture taking instruction sent by the mobile control terminal.

According to the photographing method of the embodiment of the present invention, the user first sends a photographing start command through the mobile control terminal, and the smart terminal starts the camera module after receiving the photographing start command, and then controls the camera when the smart terminal receives the photographing command sent by the mobile control terminal. The module takes pictures, and converts the traditional physical connection of triggering the photo button into an instruction connection for receiving photo instructions. The entire photo taking process can no longer be limited by a specific range. Pen control, in actual use, the user only needs to press the corresponding button on the mobile control terminal, send the corresponding camera start command and camera command, and the camera can be completed, the operation is more convenient, and the camera method does not rely on the voice library, there is no voice The problem of identifying errors can effectively improve the camera experience of smart terminals such as large tablets.

In addition, the photographing method according to the above-mentioned embodiments of the present invention may also have the following additional technical features:

Further, in an embodiment of the present invention, the camera module includes at least two cameras, and the method further includes:

Receive the camera start command sent by the mobile control terminal;

Judging whether the default camera in the camera module is in the startup state, the default camera is one of the cameras in the camera module;

If so, then shield the start-up operation of the default camera, and when receiving the photographing instruction sent by the mobile control terminal, judge whether the distance between the default camera and the subject is within the range of all cameras of the camera module. is the smallest;

If yes, then control the default camera to take pictures.

Further, in one embodiment of the present invention, when it is determined that the distance between the default camera and the subject is not the smallest among all the cameras of the camera module, the middle distance between all cameras of the camera module is searched The nearest camera of the object to be photographed;

Starting the camera closest to the object to be photographed, and closing the default camera;

Controlling the camera closest to the subject to take pictures.

Further, in an embodiment of the present invention, after the step of judging whether the camera module of the smart terminal is in the startup state, the method further includes:

If the camera module of the smart terminal is not in the startup state, then arouse the camera module, so that the camera module is turned on, and when receiving a photographing instruction sent by the mobile control terminal, control the camera module Take a picture.

Further, in one embodiment of the present invention, the method also includes:

When receiving the camera switching instruction sent by the mobile control terminal, close the camera in the starting state in the camera module, and start the sub-camera, wherein the sub-camera is the camera module except the one in the starting state a different camera than yours.

Further, in an embodiment of the present invention, the smart terminal is connected to the mobile control terminal through a wireless method, and the wireless method is any one of infrared, bluetooth, WIFI, and NFC.

Another object of the present invention is to propose a photographing device applied to smart terminals such as large tablets, so as to solve the problem of poor photographing experience.

The photographing device according to the embodiment of the present invention is applied to a smart terminal, and the device includes:

The receiving module is used to receive the camera start command sent by the mobile control terminal;

A judging module, configured to judge whether the camera module of the smart terminal is in a startup state;

A control module, configured to shield the start-up operation of the camera module when the judging module judges that the camera module of the smart terminal is in the start-up state, and when receiving a photographing instruction sent by the mobile control terminal, control the The camera module takes pictures.

In addition, the photographing device according to the above-mentioned embodiments of the present invention may also have the following additional technical features:

Further, in an embodiment of the present invention, the camera module includes at least two cameras, and the control module includes a judging unit and a control unit;

The judging module is specifically used to judge whether the default camera in the camera module is in the startup state, and the default camera is one of the cameras in the camera module;

The judging unit is configured to shield the startup operation of the default camera when the judging module judges that the default camera in the camera module is in the startup state, and when receiving the photographing instruction sent by the mobile control terminal, Judging whether the distance between the default camera and the subject is the smallest among all the cameras of the camera module;

The control unit is configured to control the default camera to take pictures when the judging unit determines that the distance between the default camera and the subject is the smallest among all the cameras of the camera module.

Another embodiment of the present invention also proposes a readable storage medium on which a computer program is stored, and when the program is executed by a processor, the steps of the above method are implemented.

Another embodiment of the present invention also proposes an intelligent terminal, including a camera module, a distance detector, a memory, a processor, and a computer program stored in the memory and operable on the processor, and the distance detector is used to detect the The distance between the camera module and the object to be photographed, the steps of the above method are realized when the processor executes the program.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be apparent from the description which follows, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the embodiments of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is the flow chart of the photographing method according to the first embodiment of the present invention;

Fig. 2 is a flowchart of a photographing method according to a second embodiment of the present invention;

Fig. 3 is a schematic structural diagram of a photographing device according to another embodiment of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to FIG. 1, the photographing method proposed in the first embodiment of the present invention is applied to a smart terminal, and the method includes:

S101, receiving a camera start instruction sent by the mobile control terminal;

In this embodiment, the intelligent terminal is illustrated by taking a large flat panel as an example. In terms of hardware, the intelligent terminal at least has a display screen, a memory, a processor, a wireless communication module, a camera module, etc., and the display screen is, for example, a touch display screen, a wireless communication module It can be one or more of a Bluetooth module, an infrared module, a WIFI module, and an NFC module. The camera module is, for example, one or more of a built-in camera and an external camera. It should be noted that the built-in camera is the The smart terminal comes with it, that is, it is installed in the smart terminal when it leaves the factory. The external camera is additionally configured to further improve the camera capability of the smart terminal, and the external camera is, for example, a USB external camera. In terms of software, the smart terminal has a smart operating system, such as at least one of Android system, Windows Phone system (WP system), Windows system, or IOS system (Apple mobile device operating system).

The mobile control terminal can be a smart stylus used in conjunction with a smart terminal, or it can be a smart phone, a tablet and other devices. In this embodiment, the mobile control terminal uses a smart stylus as an example for illustration. In actual implementation, devices such as smart phones or tablets can realize all functions of the smart stylus through programming. In order to carry out wireless data transmission with the smart terminal, the smart stylus can also be equipped with a wireless communication module, and the wireless communication module can be one or more of a Bluetooth module, an infrared module, a WIFI module, and an NFC module. Therefore, during implementation, the large tablet and the smart stylus can be connected in a wireless manner, and the wireless manner can be any one of infrared, Bluetooth, WIFI, and NFC. In the implementation of this method, it is necessary to first establish a wireless connection between the large tablet and the smart touch pen.

The smart stylus is equipped with at least one camera button, and when the user presses the camera button, a camera start instruction is sent to the large tablet. Among them, during the specific implementation, it is necessary to first define the corresponding relationship between the instruction data sent by the smart stylus and the switch function of the camera module in the large tablet, so that the corresponding function can be realized after the large tablet receives the camera start command, detailed The programming code is not limited here. In addition, different pressing times can be set to distinguish between taking pictures and taking pictures. For example, pressing the camera button for a long time (for example, 3s) is to send a picture-taking start command to the large tablet, and pressing the camera button for a short time (for example, within 1s) is Send a camera command to the large tablet.

S102, judging whether the camera module of the smart terminal is in a startup state;

Wherein, after receiving the photographing start instruction, the large tablet first judges whether the camera module is in the start state, if the camera module is not in the start state, it needs to wake up the camera module first, so that the camera module is turned on. The starting state is, for example, opening the camera software in the large tablet, so as to start the corresponding camera module.

S103, if yes, shield the start-up operation of the camera module, and control the camera module to take a photo when receiving a photo-taking instruction sent by the mobile control terminal.

Wherein, if the camera module is already in the startup state, the startup operation of the camera module is shielded, so as to ensure that the photo taking will not be affected by starting the camera module again when the photo taking operation is performed subsequently. Afterwards, the user can send a camera command to the large tablet through the smart stylus. For example, the user can short press the camera button on the smart stylus (within 1s) to send a camera command to the big tablet, and the big tablet receives the camera command After that, it will control the camera module to take pictures, and finally complete the whole process of taking pictures.

According to the photographing method of the embodiment of the present invention, the user first sends a photographing start command through the mobile control terminal, and the smart terminal starts the camera module after receiving the photographing start command, and then controls the camera when the smart terminal receives the photographing command sent by the mobile control terminal. The module takes pictures, and converts the traditional physical connection of triggering the photo button into an instruction connection for receiving photo instructions. The entire photo taking process can no longer be limited by a specific range. Pen control, in actual use, the user only needs to press the corresponding button on the mobile control terminal, send the corresponding camera start command and camera command, and the camera can be completed, the operation is more convenient, and the camera method does not rely on the voice library, there is no voice The problem of identifying errors can effectively improve the camera experience of smart terminals such as large tablets.

Please refer to FIG. 2, the method for taking photos proposed in the second embodiment of the present invention is applied to a smart terminal, and the method includes:

S201, receiving a camera start instruction sent by the mobile control terminal;

In this embodiment, the smart terminal is also described by taking a large flat panel as an example. In terms of hardware, the smart terminal in this embodiment except the display screen, memory, processor, wireless communication module, camera module and other components in the first embodiment , also includes a distance monitoring element for detecting distance, such as a position sensor, a light sensor, etc., the display screen is, for example, a touch display screen, and the wireless communication module can be one of a Bluetooth module, an infrared module, a WIFI module, and an NFC module. The camera module includes at least two cameras. In this embodiment, the camera module includes two cameras, a built-in camera and an external camera, as an example. The built-in camera is provided by the smart terminal. It is installed in the smart terminal at the factory. The external camera is additionally configured to further improve the camera capability of the smart terminal, and the external camera is, for example, a USB external camera. In terms of software, the smart terminal also has a smart operating system, such as at least one of Android system, Windows Phone system (WP system), Windows system, or IOS system (Apple mobile device operating system).

In this embodiment, the mobile control terminal may also be a smart stylus used in conjunction with a smart terminal, or may also be a smart phone, a tablet and other devices. In this embodiment, the mobile control terminal is still described using a smart stylus as an example. In actual implementation, devices such as smart phones or tablets can realize all functions of the smart stylus through programming. In order to carry out wireless data transmission with the smart terminal, the smart stylus can also be equipped with a wireless communication module, and the wireless communication module can be one or more of a Bluetooth module, an infrared module, a WIFI module, and an NFC module. Therefore, during implementation, the large tablet and the smart stylus can be connected in a wireless manner, and the wireless manner can be any one of infrared, Bluetooth, WIFI, and NFC. In the implementation of this method, it is necessary to first establish a wireless connection between the large tablet and the smart touch pen.

The smart stylus is at least equipped with a camera button and a camera switching button. The camera button has the same function as the camera button in the first embodiment. Different pressing times can be set to distinguish between camera start and camera, for example, long press The camera button (3s) is to send a camera start command to the big tablet, and short press the camera button (within 1s) is to send a camera command to the big tablet.

The camera switch button is used to control the switch between the built-in camera and the external camera. When the user presses the camera switch button, the camera switch command is sent to the big tablet. In the specific implementation, it needs to be defined in the big tablet first. The corresponding relationship between the command data sent by the smart stylus and the switch function of the camera module enables the large tablet to realize the corresponding camera switch function after receiving the camera switch command. Similarly, the detailed programming code is not limited here.

S202, judging whether the default camera in the camera module is in the startup state, the default camera being one of the cameras in the camera module;

Wherein, during specific implementation, one of the built-in camera and the external camera can be pre-set in the large tablet as the default camera. , the built-in camera is enabled by default. Specifically, after receiving the photo start command sent by the smart stylus, the tablet first determines whether the built-in camera is in the enabled state. If the built-in camera is not in the Turn on the built-in camera.

S203, if so, shield the startup operation of the default camera, and judge that the distance between the default camera and the subject is within the range of all cameras of the camera module when receiving the photographing instruction sent by the mobile control terminal Whether it is the smallest;

Among them, if the default built-in camera has been started, the start-up operation of the built-in camera is blocked, and then when the large tablet receives the camera instruction sent by the mobile control terminal, for example, the user can short press the camera button on the smart stylus (1s inside), to send a photographing instruction to the large tablet, after receiving the photographing instruction, the large tablet judges whether the distance between the default camera and the subject is the smallest among all the cameras of the camera module, in this embodiment , that is, to determine whether the distance between the built-in camera and the subject is smaller than the distance between the external camera and the subject. Specifically, the distance between each camera and the subject can be obtained through the distance monitoring element on the large plate, and then compared. In addition, it should be pointed out that, in order to ensure accuracy, a distance monitoring element can be configured on each camera, and at the same time, since the objects photographed are generally people, it is also possible to build a face detection algorithm in each camera, By detecting the distance between the face and the camera, the distance between each camera and the subject is determined.

If yes, execute step S204, if not, execute step S205;

S204, controlling the default camera to take pictures;

Wherein, if the distance between the built-in camera and the subject is smaller than the distance between the external camera and the subject, the large tablet will control the default built-in camera to take pictures. It should be pointed out that if the distance between the built-in camera and the subject is equal to the distance between the external camera and the subject, in this case, in order to simplify the process, you can still control the default built-in camera to take pictures.

S205. Find the camera closest to the subject among all the cameras of the camera module;

Wherein, when it is determined that the distance between the default camera and the subject is not the smallest among all the cameras of the camera module, searching for the camera closest to the subject among all the cameras of the camera module, this In the embodiment, if the distance between the built-in camera and the subject is greater than the distance between the external camera and the subject, the camera closest to the subject, that is, the external camera, will be found.

S206, start the camera closest to the subject, and close the default camera;

Among them, the large tablet will start the external camera, and close the default built-in camera at the same time.

S207. Control the camera closest to the subject to take pictures.

Finally, control the external camera to take pictures and complete the whole process of taking pictures.

In addition, as a specific example, the photographing method provided in this embodiment can also perform a switching function during the photographing process:

When receiving the camera switching instruction sent by the mobile control terminal, close the camera in the starting state in the camera module, and start the sub-camera, wherein the sub-camera is the camera module except the one in the starting state Any camera other than your camera.

Wherein, for example, the camera in the starting state is a built-in camera. When the user sends a camera switching command by long pressing the camera switching button (for example, 3s), the large tablet will turn off the built-in camera and start the external camera at the same time after receiving the camera switching command. To meet user's custom needs. It should be pointed out that, for the case where the camera module includes more than three cameras, the switching sequence of the cameras can be preset to realize orderly switching between the cameras.

Furthermore, as a specific example, the camera method provided by this embodiment can also pre-configure multiple shooting angles in each camera of the large tablet. When the user needs to switch between different shooting angles on the current camera, he can Press the camera switching button (for example, within 1s) to send a camera angle switching command. After receiving the camera switching command, the large tablet will switch the camera that is in the starting state to a preset different angle, further improving the user's camera experience. Similarly, for multiple shooting angles of each camera, the switching sequence between different shooting angles may also be preset, so as to realize orderly switching between shooting angles.

On the basis of the first embodiment, this embodiment realizes the automatic detection and switching of the camera, thereby accurately locating the photographing position, and avoiding frequent switching of multiple cameras on the smart terminal by the user. In addition, the user can switch between multiple cameras and multiple viewing angles by using the camera switching command and the shooting angle switching command to obtain the best shooting angle, thereby further enhancing the photographing experience.

It should be noted that this embodiment focuses on the differences from the previous embodiment, and the same and similar parts of the various embodiments are not repeatedly described, and may refer to each other.

Please refer to Figure 3. Based on the same inventive concept, another embodiment of the present invention proposes a camera device, which is applied to a smart terminal, and the device includes:

The receiving module 10 is used to receive the photographing start command sent by the mobile control terminal;

A judging module 20, configured to judge whether the camera module of the smart terminal is in a startup state;

The control module 30 is used to shield the startup operation of the camera module when the judging module 20 judges that the camera module of the smart terminal is in the startup state, and when receiving the photographing instruction sent by the mobile control terminal, control The camera module takes pictures.

In this embodiment, the camera module includes at least two cameras, and the control module 30 includes a judging unit 301 and a first control unit 302;

The judging module 20 is specifically used to judge whether the default camera in the camera module is in the startup state, and the default camera is one of the cameras in the camera module;

The judging unit 301 is used for shielding the startup operation of the default camera when the judging module 20 judges that the default camera in the camera module is in the startup state, and receiving the photographing instruction sent by the mobile control terminal , judging whether the distance between the default camera and the subject is the smallest among all the cameras of the camera module;

The first control unit 302 is configured to control the default camera to take pictures when the judging unit 301 judges that the distance between the default camera and the subject is the smallest among all the cameras of the camera module.

In this embodiment, the control module 30 also includes:

A search unit 303, configured to search for the distance between all cameras of the camera module when the judgment unit 301 judges that the distance between the default camera and the subject is not the smallest among all the cameras of the camera module. the closest camera to the subject;

A starting unit 304, configured to start the camera closest to the subject and close the default camera;

The second control unit 305 is configured to control the camera closest to the subject to take pictures.

In this embodiment, the device also includes:

Arousal module 40, for when the judgment module 20 judges that the camera module of the smart terminal is not in the startup state, wake up the camera module, so that the camera module is turned on, and when receiving the movement When the camera module is sent by the control terminal to take pictures, the camera module is controlled to take pictures.

In this embodiment, the device also includes:

The switching module is used to close the camera in the starting state in the camera module when receiving the camera switching instruction sent by the mobile control terminal, and start the sub-camera, wherein the sub-camera is the camera module except Any camera other than the active camera.

In this embodiment, the smart terminal is connected to the mobile control terminal through a wireless method, and the wireless method is any one of infrared, bluetooth, WIFI, and NFC.

The technical features and technical effects of the photographing device proposed in the embodiment of the present invention are the same as those of the method proposed in the embodiment of the present invention, and will not be repeated here.

In addition, another embodiment of the present invention also proposes a readable storage medium on which a computer program is stored, and when the program is executed by a processor, the steps of the above method are implemented.

In addition, another embodiment of the present invention also proposes an intelligent terminal, including a camera module, a distance detector, a memory, a processor, and a computer program stored in the memory and operable on the processor. The distance detector is used for The distance between the camera module and the object to be photographed is detected, and the steps of the above method are realized when the processor executes the program.

The logic and/or steps represented in the flowcharts or otherwise described herein, for example, can be considered as a sequenced listing of executable instructions for implementing logical functions, can be embodied in any computer-readable medium, For use with instruction execution systems, devices, or devices (such as computer-based systems, systems including processors, or other systems that can fetch instructions from instruction execution systems, devices, or devices and execute instructions), or in conjunction with these instruction execution systems, devices or equipment for use. For the purposes of this specification, a "computer-readable medium" may be any device that can contain, store, communicate, propagate or transmit a program for use in or in conjunction with an instruction execution system, device or device.

More specific examples (non-exhaustive list) of computer-readable media include the following: electrical connection with one or more wires (electronic device), portable computer disk case (magnetic device), random access memory (RAM), Read Only Memory (ROM), Erasable and Editable Read Only Memory (EPROM or Flash Memory), Fiber Optic Devices, and Portable Compact Disc Read Only Memory (CDROM). In addition, the computer-readable medium may even be paper or other suitable medium on which the program can be printed, since the program can be read, for example, by optically scanning the paper or other medium, followed by editing, interpretation or other suitable processing if necessary. The program is processed electronically and stored in computer memory.

It should be understood that various parts of the present invention can be realized by hardware, software, firmware or their combination. In the embodiments described above, various steps or methods may be implemented by software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, it can be implemented by any one or combination of the following techniques known in the art: Discrete logic circuits, ASICs with suitable combinational logic gates, Programmable Gate Arrays (PGAs), Field Programmable Gate Arrays (FPGAs), etc.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structure, material or characteristic is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the invention is defined by the claims and their equivalents.

Claims (10)

1. A method for taking pictures, applied in an intelligent terminal, characterized in that the method comprises: Receive the camera start command sent by the mobile control terminal; Judging whether the camera module of the smart terminal is in a startup state; If so, shield the start-up operation of the camera module, and control the camera module to take a picture when receiving a picture taking instruction sent by the mobile control terminal. 2. The photographing method according to claim 1, wherein the camera module comprises at least two cameras, and the method further comprises: Receive the camera start command sent by the mobile control terminal; Judging whether the default camera in the camera module is in the startup state, the default camera is one of the cameras in the camera module; If so, then shield the start-up operation of the default camera, and when receiving the photographing instruction sent by the mobile control terminal, judge whether the distance between the default camera and the subject is within the range of all cameras of the camera module. is the smallest; If yes, then control the default camera to take pictures. 3. The photographing method according to claim 2, wherein the method further comprises: When it is determined that the distance between the default camera and the subject is not the smallest among all the cameras of the camera module, search for the camera closest to the subject among all the cameras of the camera module; Starting the camera closest to the object to be photographed, and closing the default camera; Controlling the camera closest to the subject to take pictures. 4. The photographing method according to claim 1, characterized in that, after the step of determining whether the camera module of the smart terminal is in an activated state, the method further comprises: If the camera module of the smart terminal is not in the startup state, then arouse the camera module, so that the camera module is turned on, and when receiving a photographing instruction sent by the mobile control terminal, control the camera module Take pictures. 5. The photographing method according to claim 1, wherein the method further comprises: When receiving the camera switching instruction sent by the mobile control terminal, close the camera in the starting state in the camera module, and start the sub-camera, wherein the sub-camera is the camera module except the one in the starting state Any camera other than your camera. 6. The photographing method according to claim 1, wherein the smart terminal is connected to the mobile control terminal in a wireless mode, and the wireless mode is any one of infrared, bluetooth, WIFI, and NFC . 7. A photographing device applied to an intelligent terminal, characterized in that the device comprises: The receiving module is used to receive the camera start command sent by the mobile control terminal; A judging module, configured to judge whether the camera module of the smart terminal is in a startup state; A control module, configured to shield the start-up operation of the camera module when the judging module judges that the camera module of the smart terminal is in the start-up state, and when receiving a photographing instruction sent by the mobile control terminal, control the The camera module takes pictures. 8. The photographing device according to claim 7, wherein the camera module includes at least two cameras, and the control module includes a judging unit and a control unit; The judging module is specifically used to judge whether the default camera in the camera module is in the startup state, and the default camera is one of the cameras in the camera module; The judging unit is configured to shield the startup operation of the default camera when the judging module judges that the default camera in the camera module is in the startup state, and when receiving the photographing instruction sent by the mobile control terminal, Judging whether the distance between the default camera and the subject is the smallest among all the cameras of the camera module; The control unit is configured to control the default camera to take pictures when the judging unit determines that the distance between the default camera and the subject is the smallest among all the cameras of the camera module. 9. A readable storage medium, on which a computer program is stored, wherein, when the program is executed by a processor, the method according to any one of claims 1-6 is realized. 10. An intelligent terminal comprising a camera module, a distance detector, a memory, a processor and a computer program stored on the memory and operable on the processor, wherein the distance detector is used to detect the camera module When the processor executes the program, the method according to any one of claims 1 to 6 is realized.