CN104618580B

CN104618580B - One kind is taken pictures implementation method and terminal

Info

Publication number: CN104618580B
Application number: CN201410851241.7A
Authority: CN
Inventors: 吴磊
Original assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Current assignee: Guangdong Oppo Mobile Telecommunications Corp Ltd
Priority date: 2014-12-30
Filing date: 2014-12-30
Publication date: 2017-10-17
Anticipated expiration: 2034-12-30
Also published as: CN104618580A

Abstract

Taken pictures implementation method the embodiment of the invention discloses one kind, this method includes：Terminal obtains the corresponding pressure of push action that user's pressing is arranged at the button on the backboard of the terminal；The pressure is compared by the terminal with the first preset pressure threshold value；If comparing the pressure more than or equal to the first preset pressure threshold value, the camera of terminal described in the terminal control is focused on, and camera function interface is shown on the display screen of the terminal.Implement the embodiment of the present invention, the Stress control camera that the button being arranged on the backboard of terminal can be pressed according to user is focused on, and improves stability and accuracy rate that terminal is taken pictures.

Description

Photographing implementation method and terminal

Technical Field

The invention relates to the technical field of communication, in particular to a photographing implementation method and a terminal.

Background

The photographing is used as a very competitive service provided by terminal equipment such as mobile equipment, and due to the advantage of convenience in carrying of the mobile equipment, the photographing of the mobile equipment is gradually replaced by a digital camera to become a necessity of life. With the advent of large screen touch screen mobile devices, the photographing shutter key has been changed from a physical key to a virtual key.

In the process of taking a picture by using the mobile phone, due to the physiological characteristics of a human body, certain shake is often formed at the moment of pressing the shutter key, and the shooting effect of the picture is influenced. The anti-shake technology solves the problem to a certain extent, but the performances of handheld devices of different manufacturers are different, and the anti-shake effect is not ideal. In the living habits of users, self-shooting becomes a trend, the general configuration of the front camera of the mobile phone is inferior to that of the rear camera, and when the user uses the rear camera for self-shooting, the user cannot find the shutter key to form violent vibration, so that the user is confused. Sony has pushed out a style "smiling face" digital camera, can discern the automatic scene of shooing of smiling face, but the user uses handheld device to shoot the scene not only be limited to smiling face, and the degree of difficulty of smiling face recognition technology leads to the rate of accuracy not very high in addition, therefore is not practical.

Disclosure of Invention

The embodiment of the invention provides a photographing implementation method and a terminal, which can control the focusing of a camera according to the pressure of a user pressing a key arranged on a backboard of the terminal, and improve the stability and accuracy of photographing of the terminal.

The first aspect of the embodiments of the present invention discloses a method for implementing photographing, including:

the method comprises the steps that a terminal obtains pressure corresponding to a pressing action of a user for pressing a key arranged on a back plate of the terminal;

the terminal compares the pressure with a first preset pressure threshold value;

and if the comparison shows that the pressure is greater than or equal to a first preset pressure threshold value, the terminal controls a camera of the terminal to focus, and a photographing function interface is displayed on a display screen of the terminal.

A second aspect of the embodiments of the present invention discloses a terminal, including:

the acquisition unit is used for acquiring pressure corresponding to a pressing action of a user for pressing a key arranged on a back plate of the terminal;

a comparison unit for comparing the pressure with a first preset pressure threshold;

and the control unit is used for controlling the camera of the terminal to focus when the comparison unit compares that the pressure is greater than or equal to a first preset pressure threshold value, and displaying a photographing function interface on a display screen of the terminal.

In the embodiment of the invention, the pressure corresponding to the pressing action of pressing the key arranged on the back plate of the terminal by a user is obtained; and comparing the pressure to a first preset pressure threshold; and if the comparison shows that the pressure is greater than or equal to a first preset pressure threshold value, the terminal controls a camera of the terminal to focus, and a photographing function interface is displayed on a display screen of the terminal. By implementing the embodiment of the invention, the focusing of the camera can be controlled according to the pressure of the user pressing the key arranged on the back plate of the terminal, so that the stability and the accuracy of terminal photographing are improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic flow chart diagram illustrating a first embodiment of a photographing implementation method disclosed in the present invention;

FIG. 2a is a schematic flowchart of a second embodiment of a photographing implementation method disclosed in the present invention;

FIG. 2b is a schematic flowchart of a third embodiment of a photographing implementation method disclosed in the present invention;

FIG. 2c is a schematic flowchart of a fourth embodiment of a photographing implementation method disclosed in the present invention;

FIG. 2d is a schematic flowchart illustrating a fifth embodiment of a photographing implementation method according to the present disclosure;

fig. 2e is a schematic flowchart of a sixth embodiment of a photographing implementation method disclosed in the present invention;

fig. 3 is a schematic structural diagram of a first embodiment of a terminal disclosed in the present invention;

fig. 4a is a schematic structural diagram of a second embodiment of the terminal disclosed in the present invention;

fig. 4b is a schematic structural diagram of a third embodiment of the terminal disclosed in the present invention;

fig. 4c is a schematic structural diagram of a fourth embodiment of the terminal disclosed in the present invention;

fig. 4d is a schematic structural diagram of a fifth embodiment of the terminal disclosed in the present invention;

fig. 4e is a schematic structural diagram of a sixth embodiment of the terminal disclosed in the present invention;

fig. 5 is a schematic structural diagram of another embodiment of a terminal disclosed in the present invention;

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The embodiment of the invention discloses a photographing implementation method, which comprises the following steps: the method comprises the steps that a terminal obtains pressure corresponding to a pressing action of a user for pressing a key arranged on a back plate of the terminal; the terminal compares the pressure with a first preset pressure threshold value; and if the comparison shows that the pressure is greater than or equal to a first preset pressure threshold value, the terminal controls a camera of the terminal to focus, and a photographing function interface is displayed on a display screen of the terminal. By implementing the embodiment of the invention, the focusing of the camera can be controlled according to the pressure of the user pressing the key arranged on the back plate of the terminal, so that the stability and the accuracy of terminal photographing are improved.

The technical solutions of the embodiments of the present invention are described in detail below with reference to the accompanying drawings and the detailed description.

Referring to fig. 1, fig. 1 is a schematic flow chart of a first embodiment of a photographing implementation method according to the present disclosure. As shown in fig. 1, the alarm clock implementation method of this embodiment may include the following steps:

step S101, the terminal obtains pressure corresponding to the pressing action of the user for pressing the keys arranged on the backboard of the terminal.

Step S102, the terminal compares the pressure with a first preset pressure threshold value.

And step S103, if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold value, the terminal controls the camera of the terminal to focus, and a photographing function interface is displayed on a display screen of the terminal.

In an embodiment of the present invention, the camera includes a rear camera installed on a back plate of the terminal or a front camera installed on a front plate of the terminal, and the terminal may include but is not limited to: the terminal comprises a mobile device, a tablet computer, a wearable device and the like, wherein the terminal is provided with a display screen and a touch screen, the terminal can display user interaction interfaces (such as a photographing function interface and a video recording function interface) related to the functions of a camera on the display screen, a pressure sensor is arranged in a key on a backboard of the terminal, the pressure sensor is connected with a signal processing circuit, and the terminal can detect the value of pressure when a user presses the key through the pressure sensor and the signal processing circuit.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S101 in which the terminal acquires a pressure corresponding to a pressing action of the user pressing a key disposed on a back plate of the terminal may include: the user presses a key arranged on a back plate of the terminal, the terminal detects the pressing action of the user through a pressure sensor and a signal processing circuit in the key, and calculates and acquires a pressure value corresponding to the pressing action of the user through a processor of the terminal, wherein the pressure value can be an average value of pressures sampled in a preset time period, for example, the signal processing circuit of the terminal samples a pressure signal for 10 times in 1ms, the processor of the terminal calculates and acquires a pressure average value in 1ms according to the 10 sampled pressure values, and the pressure average value is used as a pressure value of the pressing action of the user acquired by the terminal in the 1 ms.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S102 in which the terminal compares the pressure with the first preset pressure threshold may include: after the terminal obtains the pressure of the pressing action of the user through the step S101, the pressure is compared with a first preset pressure threshold, the first preset pressure threshold is used for switching between a photographing function and a photographing function of a camera mounted on the terminal, the first preset pressure threshold can be pre-recorded in a memory of the terminal by a terminal equipment manufacturer, or can be pre-set by the user, but the first preset pressure threshold should not be smaller than the pressure of the finger on the object when the object is stably held by the hand, so as to ensure that the user presses the key module of the terminal "hard" to photograph, for example, the first preset pressure threshold is set to be 2N. Further, in consideration of the differentiation of the users, the terminal may also intelligently adjust the first preset pressure threshold according to the historical holding data of the users and the photographed imaging quality, and the photographed imaging quality may be determined by sharing and deleting the picture sharing record of the users, for example, when the terminal detects that the picture 1 is shared by the users for 3 times and the picture 2 is directly deleted by the users, the terminal may determine that the imaging quality of the picture 1 is higher and the imaging quality of the picture 2 is lower. The terminal can obtain the historical pressure record of the pressing action of the user corresponding to the picture with high imaging quality, and the first preset pressure threshold value is calculated according to the historical pressure record, so that the first preset pressure threshold value is intelligently adjusted.

Further optionally, in this embodiment of the present invention, in the step S103, if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold, the terminal controls the camera of the terminal to focus, and a specific implementation manner of displaying the photographing function interface on the display screen of the terminal may include: the terminal compares the obtained pressure with a first preset pressure threshold value through step S102, and after the comparison shows that the pressure corresponding to the pressing action of the user is greater than or equal to the first preset pressure threshold value, the terminal determines that the user needs a photographing service, controls the camera of the terminal to focus, and displays a focused image in a photographing function interface displayed on a display screen of the terminal. Of course, the photographing function interface may also include setting information such as a scene setting menu for photographing, a picture focused by the current camera, whether the flash lamp is turned on, and the like.

The embodiment of the invention obtains the pressure corresponding to the pressing action of a user for pressing the keys arranged on the back plate of the terminal; comparing the pressure with a first preset pressure threshold; and if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold value, the terminal controls the camera of the terminal to focus, and a photographing function interface is displayed on a display screen of the terminal. By implementing the embodiment of the invention, the focusing of the camera can be controlled according to the pressure of the user pressing the key arranged on the back plate of the terminal, so that the stability and the accuracy of terminal photographing are improved.

Referring to fig. 2a, fig. 2a is a schematic flow chart of a photographing implementation method according to a second embodiment of the disclosure. As shown in fig. 2a, the method for implementing an alarm clock in this embodiment may include the following steps:

step S201, the terminal receives user fingerprint information through a fingerprint identification sensor built in a key.

And step S202, the terminal compares the user fingerprint information with fingerprint information which is pre-recorded in a template library.

Step S203, if the fingerprint information of the user is compared to be consistent with the fingerprint information pre-recorded in the template library, the terminal starts a camera.

Step S204, the terminal acquires pressure corresponding to the pressing action of the user for pressing the keys arranged on the back plate of the terminal.

In step S205, the terminal compares the pressure with a first preset pressure threshold.

And step S206, if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold, the terminal controls the camera of the terminal to focus, and a photographing function interface is displayed on a display screen of the terminal.

In step S207, the terminal acquires a first duration of the pressing action.

In step S208, the terminal compares the first duration with a first preset time threshold.

Step S209, if the first duration is smaller than the first preset time threshold, the terminal controls the camera to take a single photo.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S201 that the terminal receives the user fingerprint information through a fingerprint identification sensor built in a key may include: the fingerprint information of the user can comprise a fingerprint image of the finger of the user, the terminal forms an original fingerprint image of the finger of the user through a capacitive sensor, a light-sensitive sensor or other sensors capable of sensing the fingerprint of the finger and a signal processing circuit connected with the sensors, and the original fingerprint image of the finger of the user can be further subjected to image enhancement through a mode identification algorithm, a directional diagram is calculated, binarization processing is carried out, and an enhanced fingerprint image is obtained.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S202 in which the terminal compares the user fingerprint information with fingerprint information pre-entered in the template library may include: after the terminal acquires the user fingerprint information, the fingerprint information may be the fingerprint image described in step S101, and the similarity between the user fingerprint information and the fingerprint image template stored in the template library may be calculated by comparing the fingerprint information with the fingerprint image template stored in the template library.

Further optionally, in this embodiment of the present invention, if the step S203 compares that the fingerprint information of the user is consistent with the fingerprint information pre-entered in the template library, a specific implementation manner of the terminal to start the camera may include: and the terminal compares the similarity calculated in the step S202 with a preset similarity, and if the similarity is greater than or equal to the preset similarity, the terminal controls the camera to be turned on.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S204 in which the terminal obtains the pressure corresponding to the pressing action of the user pressing the key arranged on the back plate of the terminal may include: after the terminal recognizes the fingerprint of the user and turns on the camera (step S201-step S203), the terminal detects the pressing action of the user pressing the key again through the pressure sensor and the signal processing circuit in the key, and calculates and obtains a pressure value corresponding to the pressing action of the user through the processor of the terminal, where the pressure value may be an average value of pressures sampled in a preset time period, for example, the signal processing circuit of the terminal samples the pressure signal 10 times in 1ms, and the processor of the terminal calculates and obtains an average value of pressures in 1ms according to the 10 sampled pressure values, and uses the average value of pressures as a pressure value of the pressing action of the user obtained by the terminal in the 1 ms.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S205 in which the terminal compares the pressure with the first preset pressure threshold may include: after the terminal obtains the pressure of the pressing action of the user through the step S204, the pressure is compared with a first preset pressure threshold, the first preset pressure threshold is used for switching between a photographing function and a photographing function of a camera installed in the terminal, the first preset pressure threshold can be pre-recorded in a memory of the terminal by a terminal equipment manufacturer, or can be pre-set by the user, but the first preset pressure threshold should not be smaller than the pressure of the finger on the object when the object is stably held by the hand, so that the user is ensured to press the key module of the terminal to photograph by "hard", for example, the first preset pressure threshold is set to be 2N. Further, in consideration of the differentiation of the users, the terminal may also intelligently adjust the first preset pressure threshold according to the historical holding data of the users and the photographed imaging quality, and the photographed imaging quality may be determined by sharing and deleting the picture sharing record of the users, for example, when the terminal detects that the picture 1 is shared by the users for 3 times and the picture 2 is directly deleted by the users, the terminal may determine that the imaging quality of the picture 1 is higher and the imaging quality of the picture 2 is lower. The terminal can obtain the historical pressure record of the pressing action of the user corresponding to the picture with high imaging quality, and the first preset pressure threshold value is calculated according to the historical pressure record, so that the first preset pressure threshold value is intelligently adjusted.

Further optionally, in this embodiment of the present invention, in the step S206, if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold, the terminal controls the camera of the terminal to focus, and a specific implementation manner of displaying the photographing function interface on the display screen of the terminal may include: the terminal compares the obtained pressure with a first preset pressure threshold value through step S205, and after the comparison shows that the pressure corresponding to the pressing action of the user is greater than or equal to the first preset pressure threshold value, the terminal determines that the user needs a photographing service, controls the camera of the terminal to focus, and displays a focused image in a photographing function interface displayed on a display screen of the terminal. Of course, the photographing function interface may also include setting information such as a scene setting menu for photographing, a picture focused by the current camera, whether the flash lamp is turned on, and the like.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S207 in which the terminal acquires the first duration of the pressing action may include: after the terminal displays the photographing function interface in step S206, the terminal further obtains a first duration corresponding to the pressing action of the user pressing the key, where the first duration is a duration corresponding to the pressing action of the user from the time of contacting the key to the time of releasing the key when the user presses the key again after opening the camera.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S208 in which the terminal compares the first duration with the first preset time threshold may include: the terminal compares the first duration with a first preset time threshold according to the first duration obtained in step S207.

Further optionally, in an embodiment of the present invention, in the step S209, if the comparison result shows that the first duration is less than the first preset time threshold, the specific implementation that the terminal controls the camera to take a single photo may include: the terminal compares that first duration is less than first preset time threshold, then control the camera and carry out single photo shooting, the value of above-mentioned first preset time threshold generally is no more than 3s, when the terminal is carrying out single photo shooting, can shoot according to the single mode of shooing that the user set for in advance, wherein, the terminal can be when the terminal carries out single photo shooting, according to opening and closing of ambient light intensity control flash light, for example, when ambient light intensity is less than preset ambient light intensity, then the terminal opens the flash light when single photo shooting, and close after the preset time, guarantee the quality of shooing.

Referring to fig. 2b, fig. 2b is a schematic flow chart of a photographing implementation method according to a third embodiment of the disclosure. As shown in fig. 2b, the method for implementing an alarm clock in this embodiment may include the following steps:

step S301, the terminal obtains a camera opening control instruction sent by the wearable device, and opens the camera based on the camera opening control instruction.

Step S302, the terminal obtains the pressure corresponding to the pressing action of the user for pressing the keys arranged on the backboard of the terminal.

In step S303, the terminal compares the pressure with a first preset pressure threshold.

And step S304, comparing that the pressure is greater than or equal to a first preset pressure threshold value, controlling the camera of the terminal to focus, and displaying a photographing function interface on a display screen of the terminal.

In step S305, the terminal acquires a first duration of the pressing action.

Step S306, the terminal compares the first duration with a first preset time threshold.

Step S307, if the first duration is smaller than the first preset time threshold value, the terminal controls the camera to take a single photo.

Further optionally, in an embodiment of the present invention, a specific implementation manner in which the terminal in step S301 obtains a camera start control instruction sent by the wearable device, and starts the camera based on the camera start control instruction may include: the terminal receives a camera opening control instruction sent by a user through the wearable device, and opens the camera based on the camera opening control instruction. The wearable device may include, but is not limited to: smart watches, smart bracelets, smart shoes, smart clothing, and the like.

Further optionally, in the embodiment of the present invention, the steps S302 to S307 are the same as the steps S204 to S209 in the second embodiment of the present invention, and this embodiment is not repeated.

Referring to fig. 2c, fig. 2c is a schematic flow chart of a photographing implementation method according to a fourth embodiment of the present disclosure. As shown in fig. 2c, the method for implementing an alarm clock in this embodiment may include the following steps:

in step S401, the terminal obtains a pressure corresponding to a pressing action of a user pressing a key disposed on a back panel of the terminal.

In step S402, the terminal compares the pressure with a first preset pressure threshold.

Step S403, if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold, the terminal controls the camera of the terminal to focus, and displays a photographing function interface on the display screen of the terminal.

In step S404, the terminal acquires a first duration of the pressing action.

In step S405, the terminal compares the first duration with a first preset time threshold.

Step S406, if the first duration is greater than or equal to the first preset time threshold, the terminal controls the camera to take continuous photos.

Further optionally, in the embodiment of the present invention, the steps S401 to S405 are the same as the steps S302 to S306 in the third embodiment of the present invention, and details are not repeated in this embodiment.

Further optionally, in this embodiment of the present invention, if the step S406 compares that the first duration is greater than or equal to the first preset time threshold, a specific implementation manner of the terminal controlling the camera to continuously photograph may include: and after the terminal compares that the first duration is greater than or equal to the first preset time threshold, controlling the camera to continuously shoot, wherein the continuous shooting time can be preset to be a fixed time length, such as contact shooting for 2s, or continuously shooting according to the pressing action of pressing the key by the user.

Referring to fig. 2d, fig. 2d is a schematic flow chart of a fifth embodiment of a photographing implementation method according to the present disclosure. As shown in fig. 2d, the alarm clock implementation method of this embodiment may include the following steps:

in step S501, the terminal obtains a pressure corresponding to a pressing action of a user pressing a key disposed on a back panel of the terminal.

In step S502, the terminal compares the pressure with a first preset pressure threshold.

And S503, comparing that the pressure is smaller than a first preset pressure threshold value, controlling the camera to focus by the terminal, and displaying a video recording function interface on a display screen of the terminal.

In step S504, the terminal obtains the ambient light intensity through the light sensor.

In step S505, the terminal compares the ambient light intensity with a preset light intensity threshold.

Step S506, if the comparison result shows that the ambient light intensity is smaller than the preset light intensity threshold, the terminal starts the flash lamp.

Further optionally, in the embodiment of the present invention, the steps S501 to S502 are the same as the steps S401 to S402 in the fourth embodiment, and are not repeated here.

Further optionally, in this embodiment of the present invention, if the pressure compared in step S503 is smaller than the first preset pressure threshold, the terminal controls the camera to focus, and a specific implementation manner of displaying the video recording function interface on the display screen of the terminal may include: and the terminal compares that the pressure is smaller than a first preset pressure threshold value, controls the camera to focus, and displays a video recording function interface on a display screen of the terminal, wherein the video recording function interface is used for outputting and displaying the image currently acquired by the camera.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S504 in which the terminal acquires the ambient light intensity through the photosensitive element may include: the terminal obtains the current environmental light intensity through the photosensitive element and a first signal processing circuit which is electrically connected with the photosensitive element on a main circuit board of the terminal.

Further optionally, in an embodiment of the present invention, the step S505 of comparing the ambient light intensity with a preset light intensity threshold by the terminal, and the step S506 of comparing that the ambient light intensity is smaller than the preset light intensity threshold, a specific implementation manner of the terminal turning on the flash lamp may include: after the terminal obtains the current ambient light intensity through step S504, the terminal compares the ambient light intensity with the preset light intensity threshold, and after the comparison shows that the ambient light intensity is smaller than the preset light intensity threshold, the terminal starts the flash lamp.

Referring to fig. 2e, fig. 2e is a schematic flowchart illustrating a sixth embodiment of a photographing implementation method according to the present disclosure. As shown in fig. 2e, the alarm clock implementation method of this embodiment may include the following steps:

step S601, the terminal acquires pressure corresponding to a pressing action of a user for pressing a key arranged on a backboard of the terminal;

step S602, the terminal compares the pressure with a first preset pressure threshold value;

step S603, if the comparison result shows that the pressure is greater than or equal to the first preset pressure threshold, the terminal controls the camera of the terminal to focus, and displays a photographing function interface on the display screen of the terminal.

In step S604, the terminal obtains the action duration of the user pressing the key for multiple times.

In step S605, the terminal compares the action duration with a third preset time threshold.

And step S606, if the action duration is smaller than a third preset time threshold value through comparison, the terminal closes the camera.

Further optionally, in the embodiment of the present invention, the steps S601 to S603 are the same as the steps S101 to S103 in the first embodiment, and are not repeated here.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S604 that the terminal obtains the action duration of the user continuously pressing the key for multiple times may include: the terminal obtains the duration of the action of pressing the key for a plurality of times continuously by the user, and the duration of the continuous pressing action is generally short, such as 2 times of pressing the key within 1 second or 2 times of pressing the key within 2 seconds. The terminal may also obtain the frequency of the user pressing the key, and if the user presses 2 times within 1 second, the frequency is determined to be 2 times/second.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the step S605 in which the terminal compares the action duration with the third preset time threshold may include: the terminal compares the action duration obtained in step S604 with a third preset time threshold, where the third preset time threshold may be stored in a memory of the terminal in advance by a terminal equipment manufacturer, for example, the third preset threshold is set to 1S, and the 1S corresponds to the user pressing the key at least 2 times, or the third preset threshold is set to 2S, and the 2S corresponds to the user pressing the key at least 3 times or 4 times.

Further optionally, in this embodiment of the present invention, if the comparison in step S606 shows that the action duration is less than the third preset time threshold, a specific implementation manner of the terminal closing the camera may include: the terminal compares that the action duration is less than a third preset time threshold value, and the camera is closed; in addition, the terminal may also compare the frequency with a preset frequency threshold according to the frequency of the key pressed by the user, for example, the terminal obtains that the number of times of the key pressed by the user is 3 times within 2 seconds, calculates the frequency to be 1.5 times/second, and the preset frequency threshold is 0.8 times/second, and controls the camera to be turned off according to the comparison result because 1.5> 0.8.

Referring to fig. 3, fig. 3 is a schematic structural diagram of a terminal according to a first embodiment of the present disclosure, configured to execute a photographing implementation method according to the present disclosure. In the embodiment of the present invention, the terminal may include but is not limited to: smart phones, PCs, tablet computers, Personal Digital assistants (PADs), media players, wearable portable devices, and the like. As shown in fig. 3, the terminal may specifically include:

an obtaining unit 301, configured to obtain a pressure corresponding to a pressing action of a user pressing a key arranged on a back panel of the terminal.

A comparison unit 302 for comparing the pressure with a first preset pressure threshold.

And the control unit 303 is used for controlling the camera of the terminal to focus when the comparison unit compares that the pressure is greater than or equal to the first preset pressure threshold value, and displaying a photographing function interface on a display screen of the terminal.

In the embodiment of the present invention, the camera includes a rear camera installed on a back plate of the terminal or a front camera installed on a panel of the terminal, the terminal is provided with a display screen and a touch screen, the terminal can display a user interaction interface (such as a photographing function interface and a video recording function interface) related to the camera function on the display screen, a pressure sensor is built in a key on the back plate of the terminal, the pressure sensor is connected to a signal processing circuit, and the terminal can detect a value of pressure when a user presses the key through the pressure sensor and the signal processing circuit.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the acquiring unit 301 that the terminal acquires the pressure corresponding to the pressing action of the user pressing the key arranged on the back panel of the terminal may include: the user presses a key arranged on a back plate of the terminal, the obtaining unit 301 detects the pressing action of the user through a pressure sensor and a signal processing circuit in the key, and calculates and obtains a pressure value corresponding to the pressing action of the user through a processor of the terminal, where the pressure value may be an average value of pressures sampled in a preset time period, for example, the signal processing circuit of the terminal samples a pressure signal for 10 times in 1ms, and the processor of the terminal calculates and obtains a pressure average value in 1ms according to the 10 sampled pressure values, and uses the pressure average value as a pressure value of the pressing action of the user obtained by the obtaining unit 301 in the 1 ms.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the comparing unit 302 comparing the pressure with the first preset pressure threshold may include: the comparing unit 302 obtains the pressure of the pressing action of the user through the obtaining unit 301, and compares the pressure with a first preset pressure threshold, where the first preset pressure threshold is used for switching between a photographing function and a photographing function of a camera mounted on the terminal, and the first preset pressure threshold may be pre-entered into a memory of the terminal by a terminal equipment manufacturer, or may be pre-set by the user, but the first preset pressure threshold should not be less than the pressure of a finger on an object when the object is stably held by the hand, so as to ensure that the user presses a key module of the terminal "hard" to photograph, for example, the first preset pressure threshold is set to 2N. Further, in consideration of the differentiation of the users, the terminal may also intelligently adjust the first preset pressure threshold according to the historical holding data of the users and the photographed imaging quality, and the photographed imaging quality may be determined by sharing and deleting the picture sharing record of the users, for example, when the terminal detects that the picture 1 is shared by the users for 3 times and the picture 2 is directly deleted by the users, the terminal may determine that the imaging quality of the picture 1 is higher and the imaging quality of the picture 2 is lower. The terminal can obtain the historical pressure record of the pressing action of the user corresponding to the picture with high imaging quality, and the first preset pressure threshold value is calculated according to the historical pressure record, so that the first preset pressure threshold value is intelligently adjusted.

Further optionally, in an embodiment of the present invention, after the comparing unit 302 compares that the pressure is greater than or equal to the first preset pressure threshold, the controlling unit 303 controls a camera of the terminal to focus, and displays a photographing function interface on a display screen of the terminal, where a specific implementation manner of the controlling unit 303 may include: the comparing unit 302 compares the obtained pressure with a first preset pressure threshold, and after the comparison shows that the pressure corresponding to the pressing action of the user is greater than or equal to the first preset pressure threshold, the control unit 303 determines that the user needs a photographing service, controls the camera of the terminal to focus, and displays a focused image in a photographing function interface displayed on a display screen of the terminal. Of course, the photographing function interface may also include setting information such as a scene setting menu for photographing, a picture focused by the current camera, whether the flash lamp is turned on, and the like.

Referring to fig. 4a, fig. 4a is a schematic structural diagram of a terminal according to a second embodiment of the present disclosure, configured to execute a photographing implementation method according to the embodiment of the present disclosure. In the embodiment of the present invention, the terminal may include but is not limited to: smart phones, PCs, tablet computers, Personal Digital assistants (PADs), media players, wearable portable devices, and the like. As shown in fig. 4a, the terminal may specifically include:

the receiving unit 401 is configured to receive user fingerprint information through a fingerprint identification sensor built in a key.

A fourth comparing unit 402, configured to compare the user fingerprint information with fingerprint information pre-entered in the template library.

And an opening unit 403, configured to open the camera when the fingerprint information of the user is consistent with the fingerprint information pre-entered in the template library.

A first obtaining unit 404, configured to obtain a first duration of the pressing action.

A first comparing unit 405, configured to compare the first duration with a first preset time threshold.

And the first control unit 406 is used for controlling the camera to take a single photo when the first comparison unit compares that the first duration is less than the first preset time threshold.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the receiving unit 401 receiving the user fingerprint information through a fingerprint identification sensor built in a key may include: the fingerprint information of the user may include a fingerprint image of a finger of the user, the receiving unit 401 forms an original fingerprint image of the finger of the user through a capacitive sensor, a light-sensitive sensor or other sensors capable of sensing the fingerprint of the finger and a signal processing circuit connected to the sensors, and may further perform image enhancement, directional diagram calculation, binarization processing on the original fingerprint image of the finger of the user through a mode identification algorithm to obtain an enhanced fingerprint image.

Further optionally, in an embodiment of the present invention, a specific implementation manner of comparing, by the fourth comparing unit 402, the user fingerprint information with fingerprint information pre-entered in a template library may include: after the receiving unit 401 of the terminal acquires the user fingerprint information, the fourth comparing unit 402 compares the fingerprint information with the fingerprint image templates stored in the template library, and may specifically calculate the similarity between the user fingerprint information and the fingerprint information in the template library.

Further optionally, in an embodiment of the present invention, when the fourth comparing unit 402 compares that the fingerprint information of the user is consistent with the fingerprint information pre-entered in the template library, the specific implementation manner of turning on the camera by the turning-on unit 403 may include: the terminal compares the similarity calculated by the fourth comparing unit 402 with a preset similarity, and if the similarity is greater than or equal to the preset similarity, the terminal controls the camera to be turned on.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the obtaining unit 301 obtaining the pressure corresponding to the pressing action of the user pressing the key disposed on the back panel of the terminal may include: after the terminal identifies the fingerprint of the user through the receiving unit 401, the fourth comparing unit 402, and the opening unit 403 to open the camera, the obtaining unit 301 of the terminal detects the pressing action of the user pressing the key again through the pressure sensor and the signal processing circuit in the key, and calculates and obtains the pressure corresponding to the pressing action of the user through the processor of the terminal, where the pressure value may be an average value of pressures sampled within a preset time period, for example, the signal processing circuit of the terminal samples the pressure signal 10 times in 1ms, the processor of the terminal calculates and obtains the pressure average value within 1ms according to the 10 sampled pressure values, and the obtaining unit 301 obtains the pressure average value and uses it as the pressure value of the pressing action of the terminal user within 1 ms.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the first obtaining unit 404 obtaining the first duration of the pressing action may include: after the control unit 303 of the terminal displays the photographing function interface, the first obtaining unit 404 further obtains a first duration corresponding to the pressing action of the user pressing the key, where the first duration is a duration corresponding to the pressing action of the user from the time of contacting the key to the time of releasing the key when the user presses the key again after the user opens the camera.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the first comparing unit 405 comparing the first duration with the first preset time threshold may include: the first comparing unit 405 compares the first duration acquired by the first acquiring unit 404 with a first preset time threshold.

Further optionally, in an embodiment of the present invention, when the first comparing unit 405 compares that the first duration is less than the first preset time threshold, the specific implementation manner of controlling the camera to take a single photo by the first controlling unit 406 may include: the first comparison unit 405 compares that the first duration is less than a first preset time threshold, the first control unit 406 controls the camera to take a single photo, the value of the first preset time threshold is generally not more than 3s, the terminal can take a photo according to a single photo taking mode preset by a user when taking the single photo, wherein the terminal can control the flash lamp to be turned on and off according to the environmental light intensity when taking the single photo, for example, when the environmental light intensity is less than the preset environmental light intensity, the terminal turns on the flash lamp while taking the single photo and turns off after the preset time, so as to ensure the photo taking quality.

Referring to fig. 4b, fig. 4b is a schematic structural diagram of a terminal according to a third embodiment of the present disclosure, configured to execute a photographing implementation method disclosed in the embodiment of the present disclosure. In the embodiment of the present invention, the terminal may include but is not limited to: smart phones, PCs, tablet computers, Personal Digital assistants (PADs), media players, wearable portable devices, and the like. As shown in fig. 4b, the terminal may specifically include:

a fourth obtaining unit 501, configured to obtain a camera start control instruction sent by the wearable device.

The first starting unit 502 is configured to start the camera based on the camera starting control instruction acquired by the fourth acquiring unit.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the fourth obtaining unit 501 obtaining a camera opening control instruction sent by the wearable device may include: the fourth obtaining unit 501 of the terminal receives a camera opening control instruction sent by a user through a wearable device, where the wearable device may include but is not limited to: smart watches, smart bracelets, smart shoes, smart clothing, and the like.

Further optionally, in an embodiment of the present invention, based on the camera start control instruction acquired by the fourth acquiring unit, the specific implementation manner of starting the camera by the first starting unit 502 may include: the first enabling unit 502 enables the camera of the terminal based on the camera enabling control command acquired by the fourth acquiring unit 501.

Further alternatively, in an embodiment of the present invention, the obtaining unit 301, the comparing unit 302, the controlling unit 303, the first obtaining unit 404, the first comparing unit 405, and the first controlling unit 406 are the same as the obtaining unit 301, the comparing unit 302, the controlling unit 303, the first obtaining unit 404, the first comparing unit 405, and the first controlling unit 406 in the structural schematic diagram of the second embodiment of the terminal disclosed in the present invention, and therefore, no further description is provided here.

Referring to fig. 4c, fig. 4c is a schematic structural diagram of a terminal according to a fourth embodiment of the present disclosure, configured to execute a photographing implementation method disclosed in the embodiment of the present disclosure. In the embodiment of the present invention, the terminal may include but is not limited to: smart phones, PCs, tablet computers, Personal Digital assistants (PADs), media players, wearable portable devices, and the like. As shown in fig. 4c, the terminal may specifically include:

The second control unit 601 is configured to control the camera to continuously take pictures when the first comparison unit compares that the first duration is greater than or equal to the first preset time threshold.

Further optionally, in an embodiment of the present invention, the obtaining unit 301, the comparing unit 302, the controlling unit 303, the first obtaining unit 404, and the first comparing unit 405 are the same as the obtaining unit 301, the comparing unit 302, the controlling unit 303, the first obtaining unit 404, and the first comparing unit 405 in the structural schematic diagram of the second embodiment of the terminal disclosed in the present invention, and are not described herein again.

Further optionally, in an embodiment of the present invention, when the first comparison unit 405 compares that the first duration is greater than or equal to a first preset time threshold, the specific implementation manner of controlling the camera to continuously photograph by the second control unit 601 may include: when the first duration time is greater than or equal to the first preset time threshold value as compared by the first comparing unit 405, the second controlling unit 601 controls the camera to continuously shoot, where the continuous shooting time may be preset to be a fixed duration, for example, 2s in connection with shooting, or continuous shooting is performed according to a pressing action of a user pressing a key.

Referring to fig. 4d, fig. 4d is a schematic structural diagram of a terminal according to a fifth embodiment of the present disclosure, configured to execute a photographing implementation method according to the embodiment of the present disclosure. In the embodiment of the present invention, the terminal may include but is not limited to: smart phones, PCs, tablet computers, Personal Digital assistants (PADs), media players, wearable portable devices, and the like. As shown in fig. 4d, the terminal may specifically include:

And a third control unit 701, configured to control the camera to focus when the comparison unit compares that the pressure is smaller than the first preset pressure threshold, and display a video recording function interface on a display screen of the terminal.

A second acquiring unit 702 for acquiring the ambient light intensity via the light sensitive element.

A light intensity comparing unit 703 for comparing the ambient light intensity with a preset light intensity threshold.

And a flash lamp turning-on unit 704 for turning on the flash lamp when the ambient light intensity compared by the light intensity comparison unit is less than the preset light intensity threshold.

Further optionally, in the embodiment of the present invention, the obtaining unit 301 and the comparing unit 302 are the same as the obtaining unit 301 and the comparing unit 302 in the structural schematic diagram of the second embodiment of the terminal disclosed in the present invention, and are not described herein again.

Further optionally, in an embodiment of the present invention, when the comparison unit 302 compares that the pressure is smaller than the first preset pressure threshold, the third controlling unit 701 controls the camera to focus, and a specific implementation manner of displaying a video recording function interface on a display screen of the terminal may include: the third control unit 701 controls the camera to focus and displays a video function interface on a display screen of the terminal after the comparison unit 302 compares that the pressure is smaller than the first preset pressure threshold, where the video function interface is used for outputting and displaying an image currently acquired by the camera.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the second obtaining unit 702 obtaining the ambient light intensity through the photosensitive element may include: the second obtaining unit 702 of the terminal obtains the current ambient light intensity through the light sensor and the first signal processing circuit electrically connected with the light sensor on the main circuit board of the terminal.

Further optionally, in an embodiment of the present invention, the comparing unit 703 compares the ambient light intensity with a preset light intensity threshold, and when the ambient light intensity compared by the comparing unit 703 is smaller than the preset light intensity threshold, the flash turning on unit 704 may include: after the second obtaining unit 702 of the terminal obtains the current ambient light intensity, the light intensity comparing unit 703 compares the ambient light intensity with a preset light intensity threshold, and after the light intensity comparing unit 703 compares that the ambient light intensity is smaller than the preset light intensity threshold, the flash lamp starting unit 704 starts the flash lamp.

Referring to fig. 4e, fig. 4e is a schematic structural diagram of a terminal according to a sixth embodiment of the present disclosure, configured to execute a photographing implementation method disclosed in the embodiment of the present disclosure. In the embodiment of the present invention, the terminal may include but is not limited to: smart phones, PCs, tablet computers, Personal Digital assistants (PADs), media players, wearable portable devices, and the like. As shown in fig. 4e, the terminal may specifically include:

A third obtaining unit 801, configured to obtain an action duration of a user pressing a key multiple times continuously.

A third comparing unit 802, configured to compare the action duration with a third preset time threshold.

And a closing unit 803, configured to close the camera when the third comparing unit compares that the action duration is less than a third preset time threshold.

Further optionally, in this embodiment of the present invention, the obtaining unit 301, the comparing unit 302, and the third controlling unit 701 are the same as the obtaining unit 301, the comparing unit 302, and the third controlling unit 701 in the schematic structural diagram of the fifth embodiment of the terminal disclosed in the present invention, and are not described herein again.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the third obtaining unit 801, which is used to obtain an action duration of the user pressing the key multiple times continuously, includes: the above-mentioned third acquisition unit 801 of the terminal acquires the duration of the action of pressing the key a plurality of times in succession by the user, and the duration of the continuous pressing action is generally short, such as pressing the key 2 times in 1 second, or pressing the key 2 times in 2 seconds. In addition, the third acquiring unit 801 of the terminal may acquire the frequency of the key pressed by the user, and if the key is pressed 2 times within 1 second, the frequency is determined to be 2 times/second.

Further optionally, in an embodiment of the present invention, a specific implementation manner of the third comparing unit 802, which is used to compare the action duration with a third preset time threshold, includes: the terminal compares the action duration acquired by the third acquiring unit 801 with a third preset time threshold, where the third preset time threshold may be stored in a memory of the terminal in advance by a terminal equipment manufacturer, for example, the third preset threshold is set to 1s, and the 1s corresponds to the user pressing the key at least 2 times, or the third preset threshold is set to 2s, and the 2s corresponds to the user pressing the key at least 3 times or 4 times.

Further optionally, in an embodiment of the present invention, the turning-off unit 803 is configured, when the third comparing unit compares that the action duration is less than a third preset time threshold, and a specific implementation manner of turning off the camera includes: after the third comparing unit 802 of the terminal compares that the action duration is less than a third preset time threshold, the closing unit 803 closes the camera; in addition, the third comparing unit 802 of the terminal may compare the frequency with a preset frequency threshold according to the frequency of the key pressed by the user, for example, the terminal obtains that the number of times of the key pressed by the user is 3 times within 2 seconds, calculates the frequency to be 1.5 times/second, and the preset frequency threshold to be 0.8 times/second, because the third comparing unit 802 compares that 1.5>0.8, the closing unit 803 of the terminal controls the camera to close according to the comparison result.

Referring to fig. 5, fig. 5 is a schematic structural diagram of another embodiment of a terminal according to the disclosure, configured to execute an alarm clock implementation method according to the disclosure. As shown in fig. 5, the terminal 500 includes: at least one processor 501, at least one input device 502, at least one output device 503, memory 505, and the like. Wherein the components are communicatively coupled via one or more buses 504. Those skilled in the art will appreciate that the configuration of the terminal shown in fig. 5 is not intended to limit embodiments of the present invention, and may be a bus configuration, a star configuration, a combination of more or fewer components than those shown, or a different arrangement of components. Wherein,

the processor 501 is a control center of the terminal, connects various parts of the entire terminal using various interfaces and lines, and performs various functions of the terminal and processes data by running or executing programs or modules stored in the memory 505 and calling data stored in the memory 505. The processor 501 may be composed of an Integrated Circuit (IC), for example, a single packaged IC, or a plurality of packaged ICs connected with the same or different functions. For example, the processor 501 may include only a Central Processing Unit (CPU), or may be a combination of a CPU, a Digital Signal Processor (DSP), a Graphics Processing Unit (GPU), and various control chips. In the embodiment of the present invention, the CPU may be a single operation core, or may include multiple operation cores.

The input device 502 may include a standard wired interface, a wireless interface, etc., and may also include a touch screen, a keyboard, etc.

The output device 503 may include a display screen for outputting information such as an image captured by focusing of a camera of the display terminal.

The memory 505 can be used for storing software programs and modules, and the processor 501, the input device 502 and the output device 503 execute various functional applications of the terminal and realize data processing by calling the software programs and modules stored in the memory 505. The memory 505 mainly includes a program storage area and a data storage area, wherein the program storage area can store an operating system 606, an application 507 (such as a pressure program, a photographing and camera shooting control program, and the like) required by at least one function, and the like; the data storage area may store data created by the terminal (e.g., a first preset pressure threshold, a first preset time threshold, etc.), and the like. In the embodiment of the present invention, the operating system 606 may be an Android system, an iOS system, a Windows operating system, or the like.

In some possible embodiments, the processor 501, the input device 502, and the output device 503 call the application 507 stored in the memory 505 for performing the following operations:

acquiring a pressure corresponding to a pressing action of a user for pressing a key arranged on a back plate of the terminal through an input device 502;

the processor 501 compares the pressure with a first preset pressure threshold according to the pressure corresponding to the pressing action obtained by the input device 502;

the processor 501 controls the camera of the terminal to focus according to the result that the compared pressure is greater than or equal to the first preset pressure threshold.

The output device 503 displays a photographing function interface on the display screen of the terminal according to the result that the processor 501 compares that the pressure is greater than or equal to the first preset pressure threshold value.

In a specific implementation, the processor 501, the input device 502, the output device 503, and the memory 505 described in the embodiments of the present invention may execute the implementation manners described in the embodiments of the photographing implementation method provided in the embodiments of the present invention, and may also execute the implementation manners of the terminal described in the embodiments of the terminal provided in the embodiments of the present invention, which is not described herein again.

The modules or sub-modules in all embodiments of the present invention may be implemented by a general-purpose integrated circuit, such as a CPU (central processing Unit), or an ASIC (Application Specific integrated circuit).

The steps in the method of the embodiment of the invention can be sequentially adjusted, combined and deleted according to actual needs.

The units in the device of the embodiment of the invention can be merged, divided and deleted according to actual needs.

It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware related to instructions of a computer program, and the program can be stored in a computer readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention, and it is therefore to be understood that the invention is not limited by the scope of the appended claims.

Claims

1. A photographing implementation method is characterized by comprising the following steps:

the method comprises the steps that a terminal obtains pressure corresponding to a pressing action of a user for pressing a key arranged on a back plate of the terminal, wherein the pressure is an average value of pressures sampled in a preset time period;

the terminal compares the pressure with a first preset pressure threshold, the first preset pressure is determined and adjusted by the terminal according to historical holding data of a user and photographing imaging quality, the photographing imaging quality is judged by the terminal according to picture sharing records and deleting records of the user, the terminal obtains a historical pressure record of a user pressing action corresponding to a picture with higher imaging quality, and the first preset pressure threshold is adjusted according to the historical pressure record;

2. The method according to claim 1, wherein after the displaying the photographing function interface on the display screen of the terminal, further comprising:

the terminal acquires a first duration of the pressing action;

the terminal compares the first duration with a first preset time threshold;

and if the first duration time is smaller than the first preset time threshold value through comparison, the terminal controls the camera to take a single photo.

3. The method of claim 2, wherein after the terminal compares the first duration with a first preset time threshold, the method further comprises:

and if the first duration time is greater than or equal to the first preset time threshold value through comparison, the terminal controls the camera to continuously shoot.

4. The method of claim 1, further comprising:

and if the pressure is smaller than a first preset pressure threshold value through comparison, the terminal controls the camera to focus, and a video function interface is displayed on a display screen of the terminal.

5. The method according to claim 4, wherein after displaying the video recording function interface on the display screen of the terminal, further comprising:

the terminal acquires the ambient light intensity through the photosensitive element;

the terminal compares the ambient light intensity with a preset light intensity threshold;

and if the comparison shows that the ambient light intensity is smaller than the preset light intensity threshold value, the terminal starts a flash lamp.

6. The method according to claim 4, wherein after displaying the video recording function interface on the display screen of the terminal, further comprising:

the terminal counts the second duration of the pressing work;

the terminal compares the second duration with a second preset time threshold;

and if the second duration is greater than or equal to the second preset time threshold, the terminal controls the camera to start recording.

7. The method according to claim 1, wherein after the displaying the photographing function interface on the display screen of the terminal, further comprising:

the terminal acquires the action duration of the user continuously pressing the key for multiple times;

the terminal compares the action duration with a third preset time threshold;

and if the comparison shows that the action duration is smaller than the third preset time threshold, the terminal closes the camera.

8. The method according to any one of claims 1-7, wherein before the terminal detects the pressing action of the user pressing the key, the method further comprises:

the terminal receives user fingerprint information through a fingerprint identification sensor arranged in the key;

the terminal compares the user fingerprint information with fingerprint information which is pre-input in a template library;

and if the comparison shows that the user fingerprint information is consistent with the fingerprint information pre-input in the template library, the terminal starts the camera.

9. The method according to any one of claims 1 to 7, wherein before the terminal obtains the pressure corresponding to the first pressing action of the user pressing the key, the method further comprises:

the terminal obtains a camera opening control instruction sent by the wearable device, and opens the camera based on the camera opening control instruction.

10. A terminal, comprising:

the terminal comprises an acquisition unit, a processing unit and a processing unit, wherein the acquisition unit is used for acquiring pressure corresponding to a pressing action of a user for pressing a key arranged on a back plate of the terminal, and the pressure is an average value of pressures sampled in a preset time period;

the comparison unit is used for comparing the pressure with a first preset pressure threshold, the first preset pressure is determined and adjusted by the terminal according to historical holding data of a user and the photographed imaging quality, the photographed imaging quality is judged by the terminal according to picture sharing records and deleting records of the user, the terminal obtains a historical pressure record of a user pressing action corresponding to a picture with higher imaging quality, and the first preset pressure threshold is adjusted according to the historical pressure record;

11. The terminal of claim 10, further comprising:

a first acquisition unit configured to acquire a first duration of the pressing action;

the first comparison unit is used for comparing the first duration with a first preset time threshold;

and the first control unit is used for controlling the camera to take a single photo when the first comparison unit compares that the first duration is less than the first preset time threshold.

12. The terminal of claim 11, further comprising:

and the second control unit is used for controlling the camera to continuously shoot when the first duration time is greater than or equal to the first preset time threshold value compared by the first comparison unit.

13. The terminal of claim 10, further comprising:

and the third control unit is used for controlling the camera to focus and displaying a video recording function interface on a display screen of the terminal when the comparison unit compares that the pressure is smaller than a first preset pressure threshold value.

14. The terminal of claim 13, further comprising:

a second acquisition unit for acquiring ambient light intensity through the photosensor;

the light intensity comparison unit is used for comparing the ambient light intensity with a preset light intensity threshold value;

and the flash lamp starting unit is used for starting the flash lamp when the ambient light intensity is smaller than the preset light intensity threshold value compared by the light intensity comparison unit.

15. The terminal of claim 13, further comprising:

the counting unit is used for counting the second duration time of the pressing work;

the second comparison unit is used for comparing the second duration with a second preset time threshold;

and the fourth control unit is used for controlling the camera to start recording when the second duration time is greater than or equal to the second preset time threshold value through the comparison of the second comparison unit.

16. The terminal of claim 10, further comprising:

the third acquisition unit is used for acquiring the action duration of continuously pressing the key for multiple times by the user;

the third comparison unit is used for comparing the action duration with a third preset time threshold;

and the closing unit is used for closing the camera when the third comparison unit compares that the action duration is less than the third preset time threshold.

17. The terminal according to any of claims 10-16, further comprising:

the receiving unit is used for receiving user fingerprint information through a fingerprint identification sensor arranged in the key;

the fourth comparison unit is used for comparing the user fingerprint information with fingerprint information which is pre-input in a template library;

and the starting unit is used for starting the camera when the fingerprint information of the user is compared to be consistent with the fingerprint information which is pre-input in the template library.

18. The terminal according to any of claims 10-16, further comprising:

the fourth acquisition unit is used for acquiring a camera opening control instruction sent by the wearable device;

and the first starting unit is used for starting the camera based on the camera starting control instruction acquired by the fourth acquisition unit.