CN105208289A - Shooting control method and device for mobile terminal and mobile terminal - Google Patents

Abstract

The present invention discloses a shooting control method, device and mobile terminal of a mobile terminal, wherein the method comprises: receiving a shooting request sent by a user through a signal processing device matched with the mobile terminal; determining the distance between the mobile terminal and the user; judging whether the distance belongs to a preset shooting interval; if the distance belongs to the preset shooting interval, shooting the user. The shooting control method, device and mobile terminal of the mobile terminal provided by the present invention make the images shot by the user clear, improve the success rate of shooting, and enhance the shooting experience of the user.

Description

Shooting control method and device for mobile terminal and mobile terminal

technical field

The present invention relates to the technical field of mobile terminals, in particular to a shooting control method and device for a mobile terminal and a mobile terminal.

Background technique

With the continuous development of the mobile Internet era, the functions of mobile terminals such as smart phones are becoming more and more powerful. People can not only make calls and send text messages through smart phones, but also take pictures, locate, navigate, etc. Smart phones have become people's daily life. An integral part of life.

At present, in the process of taking a selfie by a user with a smart phone, in order to facilitate the shooting, the user will use some auxiliary selfie devices such as a Bluetooth selfie stick to take pictures. However, in the process of taking pictures, in principle, only use the auxiliary selfie After taking a picture, since the smartphone does not know the distance the user is at, that is, the mobile terminal does not know the distance between the user and the mobile terminal, the smartphone cannot accurately autofocus the camera, and the camera may cause the captured image to be different from the actual The expected effect is very different, and the user's photo experience is not ideal.

Contents of the invention

The object of the present invention is to solve one of the above-mentioned technical problems at least to a certain extent.

Therefore, the first object of the present invention is to provide a shooting control method of a mobile terminal, which makes the image taken by the user clear, improves the success rate of taking pictures, and improves the user's shooting experience.

The second object of the present invention is to provide a shooting control device for a mobile terminal.

The third object of the present invention is to provide a mobile terminal.

In order to achieve the above object, the shooting control method of the mobile terminal according to the embodiment of the first aspect of the present invention includes: receiving the shooting request sent by the user through the signal processing device matched with the mobile terminal; determining the shooting request between the mobile terminal and the user Distance: judging whether the distance belongs to a preset shooting interval; if the distance belongs to the preset shooting interval, then shooting the user.

According to the shooting control method of the mobile terminal according to the embodiment of the present invention, the shooting request sent by the user through the signal processing device matched with the mobile terminal is firstly received, and then the distance between the mobile terminal and the user is determined, and whether the distance belongs to the preset shooting interval, and when the distance belongs to the preset shooting interval, the user is photographed. Thus, the image taken by the user is clear, the success rate of taking pictures is improved, and the user's experience in taking pictures is improved.

According to an embodiment of the present invention, the photographing request includes a transmission time point at which the signal processing device sends the photographing request,

The determining the distance between the mobile terminal and the user specifically includes:

Obtaining a receiving time point at which the mobile terminal receives the photographing request;

calculating a time difference for transmitting the photographing request according to the receiving time point and the transmitting time point;

adjusting the time difference according to a preset delay time to generate the target time difference according to the delay time and the time difference;

calculating the distance between the mobile terminal and the user according to the target time difference and the speed of light.

According to an embodiment of the present invention, the shooting control method further includes: if the distance does not belong to the preset shooting interval, playing a reminder message by voice to remind the user.

According to an embodiment of the present invention, the photographing the user specifically includes: using the distance as the focusing distance of the camera of the mobile terminal, and focusing the camera according to the focusing distance, and by The focused camera shoots the user.

According to an embodiment of the present invention, the preset shooting interval is determined by hardware information of the mobile terminal.

In order to achieve the above object, the shooting control device of the mobile terminal in the second aspect of the present invention includes: a receiving module, used to receive the shooting request sent by the user through a signal processing device matched with the mobile terminal; a determining module, used to determine the The distance between the mobile terminal and the user; a judging module, configured to judge whether the distance belongs to a preset shooting interval; a first processing module, configured to, when the distance belongs to the preset shooting interval, Take a picture of the user.

According to the shooting control device of the mobile terminal according to the embodiment of the present invention, the receiving module receives the shooting request sent by the user through the signal processing device matched with the mobile terminal, and determines the distance between the mobile terminal and the user through the determining module, and the judging module judges the distance Whether it belongs to the preset shooting interval, and when the distance belongs to the preset shooting interval, the first processing module shoots the user. Thus, the image taken by the user is clear, the success rate of taking pictures is improved, and the user's experience in taking pictures is improved.

According to an embodiment of the present invention, the photographing request includes the transmission time point when the signal processing device sends the photographing request, and the determining module specifically includes:

an acquiring unit, configured to acquire a receiving time point when the mobile terminal receives the photographing request;

A first calculation unit, configured to calculate a time difference for transmitting the photographing request according to the receiving time point and the transmitting time point;

a generating unit, configured to adjust the time difference according to a preset delay time, so as to generate the target time difference according to the delay time and the time difference;

A second calculating unit, configured to calculate the distance between the mobile terminal and the user according to the target time difference and the speed of light.

According to an embodiment of the present invention, the shooting control device further includes: a second processing module, configured to play a reminder message by voice to remind the user when the distance does not belong to the preset shooting interval.

According to an embodiment of the present invention, the first processing module is specifically configured to: use the distance as the focusing distance of the camera of the mobile terminal, and focus the camera according to the focusing distance, and by focusing The rear camera shoots the user.

According to an embodiment of the present invention, the preset shooting interval is determined by hardware information of the mobile terminal.

In order to achieve the above object, the mobile terminal of the embodiment of the third aspect of the present invention includes the shooting control device of the mobile terminal of the embodiment of the second aspect of the present invention.

According to the mobile terminal of the embodiment of the present invention, it first receives the shooting request sent by the user through the signal processing device matched with the mobile terminal, then determines the distance between the mobile terminal and the user, and judges whether the distance belongs to the preset shooting interval, and When the distance falls within the preset shooting interval, the user is shot. Thus, the image taken by the user is clear, the success rate of taking pictures is improved, and the user's experience in taking pictures is improved.

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

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and easy to understand from the following description of the embodiments in conjunction with the accompanying drawings, wherein,

Fig. 1 is a flowchart of a shooting control method of a mobile terminal according to an embodiment of the present invention.

Fig. 2 is a detailed flowchart of determining the distance between the mobile terminal and the user.

Fig. 3 is a schematic structural diagram of a photographing control device of a mobile terminal according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a photographing control device of a mobile terminal according to another embodiment of the present invention.

Fig. 5 is a schematic structural diagram of a photographing control device of a mobile terminal according to yet another embodiment of the present invention.

Reference signs:

The receiving module 10 , the determining module 20 , the judging module 30 , the first processing module 40 , the second processing module 50 , the acquiring unit 210 , the first computing unit 220 , the generating unit 230 and the second computing unit 240 .

detailed description

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention and should not be construed as limiting the present invention.

The shooting control method and device of the mobile terminal and the mobile terminal according to the embodiments of the present invention will be described below with reference to the accompanying drawings.

Fig. 1 is a flowchart of a shooting control method of a mobile terminal according to an embodiment of the present invention.

As shown in Figure 1, the shooting control method of the mobile terminal includes:

S11. Receive a shooting request sent by a user through a signal processing device matched with a mobile terminal.

In one embodiment of the present invention, the above-mentioned mobile terminal is a hardware device with various operating systems, such as a mobile phone with a camera, and a tablet computer.

Specifically, in the process of taking a selfie by the user through the mobile terminal, in order to facilitate the selfie, the user may establish a communication connection between the mobile terminal and the signal processing device in a wireless manner.

Wherein, it should be noted that, the above-mentioned wireless method may be, for example, a bluetooth method, or an infrared method. The aforementioned wireless communication module may be, for example, a Bluetooth module, or an infrared module. It should be understood that the above bluetooth module and infrared module are for example purposes only, and the embodiments of the present invention are not limited thereto.

Wherein, the signal processing device is a portable device.

For example, when a user takes a selfie with a smart phone, after connecting the smart phone to the signal processing device via Bluetooth, the user can hold the signal processing device and control the smart phone to take a selfie through the signal processing device.

S12. Determine the distance between the mobile terminal and the user.

Wherein, the above photographing request includes the transmission time point when the signal processing device sends the photographing request.

In one embodiment of the present invention, the specific process of determining the distance between the mobile terminal and the user, as shown in Figure 2, may include:

S121. Acquire a receiving time point at which the mobile terminal receives the photographing request.

Specifically, when a shooting request sent by the user through the signal processing device is received, the receiving time point of receiving the shooting request is recorded.

S122. Calculate a time difference for transmitting the photographing request according to the receiving time point and the transmitting time point.

S123. Adjust the time difference according to the preset delay time to generate a target time difference according to the delay time and the time difference.

Wherein, the preset delay time is an average delay time obtained through a large number of experiments.

In the process of transmitting the shooting request, because the signal processing module also needs time to transmit the signal, it will cause a certain time delay. In order to accurately calculate the distance between the mobile terminal and the user, a large number of experiments can be used to pre-calculate the average transmission. Delay time, and save the calculated delay time.

S124. Calculate the distance between the mobile terminal and the user according to the target time difference and the speed of light.

For example, if T1 represents the transmitting time point, T2 represents the receiving time point, Ta represents the delay time, and C represents the speed of light, then the corresponding target time difference is T2-T1-Ta, and the distance between the mobile terminal and the user is D=C*( T2-T1-Ta).

S13, judging whether the distance belongs to a preset shooting interval.

Wherein, the preset shooting interval is determined by hardware information of the mobile terminal. That is to say, the hardware information of the mobile terminals is different, and the shooting intervals corresponding to the cameras of the mobile terminals are different.

S14, if the distance belongs to the preset shooting interval, shoot the user.

In one embodiment of the present invention, when it is determined that the distance between the mobile terminal and the user is within the preset shooting interval, the distance can be used as the focusing distance of the camera of the mobile terminal, and the camera is focused according to the focusing distance, And shoot the user through the focused camera. At this time, the image captured by the camera will not be distorted, which improves the success rate of taking pictures and improves the user's experience in taking pictures.

In an embodiment of the present invention, as shown in FIG. 1 , the above shooting control method may further include step S15.

S15, if the distance does not belong to the preset shooting interval, play a reminder message by voice to remind the user.

For example, when it is determined that the distance between the user and the smartphone is no longer within the preset shooting interval, the reminder message "The distance is far away, please take a step forward" can be played by voice, and then the user adjusts his own camera according to the reminder information. position, and after adjusting the position, control the smart phone to take pictures through the signal processing device in the hand.

According to the shooting control method of the mobile terminal according to the embodiment of the present invention, the shooting request sent by the user through the signal processing device matched with the mobile terminal is firstly received, and then the distance between the mobile terminal and the user is determined, and whether the distance belongs to the preset shooting interval, and when the distance belongs to the preset shooting interval, the user is photographed. Thus, the image taken by the user is clear, the success rate of taking pictures is improved, and the user's experience in taking pictures is improved.

In order to realize the above embodiments, the present invention also proposes a shooting control device for a mobile terminal.

Fig. 3 is a schematic structural diagram of a photographing control device of a mobile terminal according to an embodiment of the present invention.

As shown in FIG. 3, the shooting control device of the mobile terminal may include a receiving module 10, a determining module 20, a judging module 30 and a first processing module 40, wherein:

The receiving module 10 is used to receive the shooting request sent by the user through the signal processing device matched with the mobile terminal; the determining module 20 is used to determine the distance between the mobile terminal and the user; the judging module 30 is used to judge whether the distance belongs to the preset shooting interval ; The first processing module 40 is used to shoot the user when the distance belongs to the preset shooting interval.

In one embodiment of the present invention, the above-mentioned mobile terminal is a hardware device with various operating systems, such as a mobile phone with a camera, and a tablet computer.

Wherein, the photographing request includes a transmission time point at which the signal processing device sends the photographing request.

The first processing module 40 is specifically configured to: take the distance as the focusing distance of the camera of the mobile terminal, focus the camera according to the focusing distance, and take pictures of the user through the focused camera.

Wherein, the preset shooting interval is determined by hardware information of the mobile terminal. That is to say, the hardware information of the mobile terminals is different, and the shooting intervals corresponding to the cameras of the mobile terminals are different.

As shown in FIG. 4, on the basis of the embodiment shown in FIG. 3, the determination module 20 may include an acquisition unit 210, a first calculation unit 220, a generation unit 230, and a second calculation unit 240, wherein:

The acquiring unit 210 is configured to acquire the receiving time point when the mobile terminal receives the photographing request.

The first calculation unit 220 is configured to calculate a time difference for transmitting the photographing request according to the receiving time point and the transmitting time point.

The generating unit 230 is configured to adjust the time difference according to a preset delay time, so as to generate a target time difference according to the delay time and the time difference.

The second calculating unit 240 is used for calculating the distance between the mobile terminal and the user according to the target time difference and the speed of light.

Wherein, the preset delay time is an average delay time obtained through a large number of experiments.

In the process of transmitting the shooting request, since the signal processing module also needs time to transmit the signal, it will cause a certain time delay. In order to accurately calculate the distance between the mobile terminal and the user, the average transmission can be calculated in advance through a large number of experiments. The resulting delay time, and save the calculated delay time.

As shown in FIG. 5, on the basis of the embodiment shown in FIG. 4, the above-mentioned device may also include a second processing module 50, which is used to play a voice reminder when the distance does not belong to the preset shooting interval. information to alert the user.

It should be noted that the foregoing explanations of the embodiment of the shooting control method of the mobile terminal are also applicable to the shooting control device of the mobile terminal in this embodiment, and will not be repeated here.

According to the shooting control device of the mobile terminal according to the embodiment of the present invention, the receiving module receives the shooting request sent by the user through the signal processing device matched with the mobile terminal, and determines the distance between the mobile terminal and the user through the determining module, and the judging module judges the distance Whether it belongs to the preset shooting interval, and when the distance belongs to the preset shooting interval, the first processing module shoots the user. Thus, the image taken by the user is clear, the success rate of taking pictures is improved, and the user's experience in taking pictures is improved.

In order to realize the above embodiments, the present invention also proposes a mobile terminal.

A mobile terminal includes the shooting control device of the mobile terminal according to the embodiment of the second aspect of the present invention.

According to the mobile terminal of the embodiment of the present invention, it first receives the shooting request sent by the user through the signal processing device matched with the mobile terminal, then determines the distance between the mobile terminal and the user, and judges whether the distance belongs to the preset shooting interval, and When the distance falls within the preset shooting interval, the user is shot. Thus, the image taken by the user is clear, the success rate of taking pictures is improved, and the user's experience in taking pictures is improved.

In the description of this specification, descriptions referring 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, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

Any process or method descriptions in flowcharts or otherwise described herein may be understood to represent modules, segments or portions of code comprising one or more executable instructions for implementing specific logical functions or steps of the process , and the scope of preferred embodiments of the invention includes alternative implementations in which functions may be performed out of the order shown or discussed, including substantially concurrently or in reverse order depending on the functions involved, which shall It is understood by those skilled in the art to which the embodiments of the present invention pertain.

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.

Those of ordinary skill in the art can understand that all or part of the steps carried by the methods of the above embodiments can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium. During execution, one or a combination of the steps of the method embodiments is included.

In addition, each functional unit in each embodiment of the present invention may be integrated into one processing module, each unit may exist separately physically, or two or more units may be integrated into one module. The above-mentioned integrated modules can be implemented in the form of hardware or in the form of software function modules. If the integrated modules are realized in the form of software function modules and sold or used as independent products, they can also be stored in a computer-readable storage medium.

The storage medium mentioned above may be a read-only memory, a magnetic disk or an optical disk, and the like. Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, those skilled in the art can make the above-mentioned The embodiments are subject to changes, modifications, substitutions and variations.

Claims (11)

1. A photographing control method of a mobile terminal, comprising the following steps: receiving the shooting request sent by the user through the signal processing device matched with the mobile terminal; determining a distance between the mobile terminal and the user; judging whether the distance belongs to a preset shooting interval; If the distance belongs to the preset shooting interval, the user is photographed. 2. The photographing control method of the mobile terminal according to claim 1, wherein the photographing request includes a transmission time point at which the signal processing device sends the photographing request, The determining the distance between the mobile terminal and the user specifically includes: Obtaining a receiving time point at which the mobile terminal receives the photographing request; calculating a time difference for transmitting the photographing request according to the receiving time point and the transmitting time point; adjusting the time difference according to a preset delay time to generate the target time difference according to the delay time and the time difference; calculating the distance between the mobile terminal and the user according to the target time difference and the speed of light. 3. The shooting control method of the mobile terminal according to claim 1, further comprising: If the distance does not belong to the preset shooting interval, a reminder message is played by voice to remind the user. 4. The shooting control method of the mobile terminal according to claim 1, wherein the shooting of the user specifically comprises: The distance is used as the focusing distance of the camera of the mobile terminal, and the camera is focused according to the focusing distance, and the user is photographed by the focused camera. 5. The shooting control method of a mobile terminal according to any one of claims 1-4, wherein the preset shooting interval is determined by hardware information of the mobile terminal. 6. A shooting control device for a mobile terminal, characterized in that it comprises: The receiving module is used to receive the shooting request sent by the user through the signal processing device matched with the mobile terminal; a determining module, configured to determine the distance between the mobile terminal and the user; A judging module, configured to judge whether the distance belongs to a preset shooting interval; The first processing module is configured to take pictures of the user when the distance belongs to the preset shooting interval. 7. The photographing control device of a mobile terminal according to claim 6, wherein the photographing request includes a transmission time point at which the signal processing device sends the photographing request, The determination module specifically includes: an acquiring unit, configured to acquire a receiving time point when the mobile terminal receives the photographing request; A first calculation unit, configured to calculate a time difference for transmitting the photographing request according to the receiving time point and the transmitting time point; a generating unit, configured to adjust the time difference according to a preset delay time, so as to generate the target time difference according to the delay time and the time difference; A second calculating unit, configured to calculate the distance between the mobile terminal and the user according to the target time difference and the speed of light. 8. The shooting control device of the mobile terminal according to claim 6, further comprising: The second processing module is configured to play a reminder message by voice to remind the user when the distance does not belong to the preset shooting interval. 9. The shooting control device of the mobile terminal according to claim 6, wherein the first processing module is specifically used for: The distance is used as the focusing distance of the camera of the mobile terminal, and the camera is focused according to the focusing distance, and the user is photographed by the focused camera. 10. The shooting control device for a mobile terminal according to any one of claims 6-9, wherein the preset shooting interval is determined by hardware information of the mobile terminal. 11. A mobile terminal, characterized by comprising the shooting control device of the mobile terminal according to any one of claims 6-10.