CN106210530A - Image generation method, device, system and electronic equipment - Google Patents

Abstract

The present invention proposes an image generation system, method, device and electronic device, wherein the image generation system is characterized by comprising: an image sensor, the image sensor is used to obtain image data; a micro-motor system connected to the image sensor, the micro-motor system is used to control the movement of the image sensor so that the image sensor obtains multiple image data corresponding to multiple depths of field during the movement; a data processing device, which is used to generate an image file according to the multiple image data, and when receiving a focus instruction for the image file, synthesize a focus image corresponding to the image file according to the multiple image data. The embodiments of the present invention are conducive to the miniaturization of the image focusing system, and can quickly and stably control the position of the image sensor, with extremely short stabilization time and short focusing time, thereby improving the focusing efficiency.

Description

Image generation method, device, system and electronic equipment

technical field

The present invention relates to the technical field of image processing, in particular to an image generation method, device, system and electronic equipment.

Background technique

At present, more and more electronic devices can support the function of first taking pictures and then focusing. Among them, there are mainly two implementation schemes for taking pictures first and then focusing. One is to arrange a large number of micro-lenses in front of the image sensor. Through these micro-lenses, the image sensor can record the imaging data of the depth of field in various directions, and then decode the image according to the user's focus requirements for the picture. This method will greatly lose the resolution of the image. Another method is to use the motor to drive the lens to move, so as to form pictures with different depths of field on the image sensor, and then synthesize corresponding pictures according to different focusing requirements, but the use of motors will increase the size and height of the camera module, and the required focus The stability time is longer.

Contents of the invention

The present invention aims to solve the above-mentioned technical problems at least to a certain extent.

Therefore, the first object of the present invention is to provide an image generating system, which is beneficial to the miniaturization of the image focusing system and can improve focusing efficiency.

A second object of the present invention is to propose an image generation method.

A third object of the present invention is to propose an image generating device.

A fourth object of the present invention is to provide an electronic device.

A fifth object of the present invention is to provide another electronic device.

The sixth object of the present invention is to provide another electronic device.

In order to achieve the above purpose, an image generation system is proposed according to the embodiment of the first aspect of the present invention, including:

an image sensor, the image sensor is used to acquire image data;

A micro-motor system connected to the image sensor, the micro-motor system is used to control the movement of the image sensor, so that the image sensor acquires a plurality of image data corresponding to a plurality of depths of field during the movement process;

A data processing device, configured to generate an image file according to the plurality of image data, and synthesize a focus image corresponding to the image file according to the plurality of image data when receiving a focus instruction for the image file.

The image generating system according to an embodiment of the present invention may also have the following additional technical features:

In one embodiment of the present invention, the MEMS includes:

fixed electrodes;

A movable electrode that cooperates with the fixed electrode, and the movable electrode is fixedly connected to the image sensor; and

guide;

The fixed electrodes and the movable electrodes are used to generate electrostatic force under the action of the driving voltage, and the movable electrodes are used to move along the guide rail under the action of the electrostatic force to drive the image sensor to move.

In one embodiment of the present invention, the movable electrode is fixedly connected to the image sensor by dispensing glue.

In one embodiment of the present invention, the fixed electrodes are fixed on the printed circuit board connected with the micro-electromechanical system by dispensing glue.

In one embodiment of the present invention, the guide rail is perpendicular to the printed circuit board connected to the MEMS.

The embodiment of the second aspect of the present invention provides an image generation method, including the following steps:

After receiving the shooting instruction, the image sensor is controlled to move through the micro-motor system, and the image sensor is controlled to acquire a plurality of image data corresponding to a plurality of depths of field during the movement process;

generating an image file according to the plurality of image data;

When a focus instruction on the image file is received, a focus image corresponding to the image file is synthesized according to the plurality of image data.

The image generation method according to the embodiment of the present invention may also have the following distinguishing technical features:

In an embodiment of the present invention, the synthesizing the focused image corresponding to the image file according to the plurality of image data includes:

determining a focus area according to the focus instruction;

selecting at least one image data whose contrast of the focus area is greater than a preset threshold value from the plurality of image data;

The in-focus image file is synthesized from the at least one image data.

In one embodiment of the present invention, controlling the movement of the image sensor through a micro-motor system, and controlling the image sensor to acquire a plurality of image data corresponding to a plurality of depths of field during the movement process includes:

Controlling the image sensor to move to a plurality of preset positions through the micro-motor system, wherein the plurality of preset positions correspond to the plurality of depths of field respectively;

Controlling the image sensor to acquire image data at the plurality of preset positions respectively, so as to obtain a plurality of image data corresponding to the plurality of depths of field.

In one embodiment of the present invention, controlling the image sensor to move to a plurality of preset positions through the micro-motor system includes:

Adjusting the driving voltage of the micro-electromechanical system to multiple preset voltages, so that the active electrodes of the micro-mechanical system move under the action of the multiple preset voltages, so as to drive the image sensor to move to The plurality of preset positions, wherein the plurality of preset voltages correspond to the plurality of preset positions respectively.

The embodiment of the third aspect of the present invention provides an image generation device, including:

The control module is used to control the movement of the image sensor through the micro-motor system after receiving the shooting instruction, and control the image sensor to acquire a plurality of image data corresponding to a plurality of depths of field during the movement process;

a generating module, configured to generate an image file according to the plurality of image data;

The synthesizing module is used for synthesizing the in-focus image corresponding to the image file according to the plurality of image data when receiving the in-focus instruction for the image file.

The image generation device according to the embodiment of the present invention may also have the following technical features of the accessories:

In one embodiment of the invention, the synthesis module is used for:

determining a focus area according to the focus instruction;

selecting at least one image data whose contrast of the focus area is greater than a preset threshold value from the plurality of image data;

The in-focus image file is synthesized from the at least one image data.

In one embodiment of the present invention, the control module includes:

A first control unit, configured to control the image sensor to move to a plurality of preset positions through the micro-motor system, wherein the plurality of preset positions correspond to the plurality of depths of field respectively;

The second control unit is configured to respectively control the image sensor to acquire image data at the plurality of preset positions, so as to obtain a plurality of image data corresponding to the plurality of depths of field.

In one embodiment of the present invention, the first control unit is used for:

Adjusting the driving voltage of the micro-electromechanical system to multiple preset voltages, so that the active electrodes of the micro-mechanical system move under the action of the multiple preset voltages, so as to drive the image sensor to move to The plurality of preset positions, wherein the plurality of preset voltages correspond to the plurality of preset positions respectively.

The embodiment of the fourth aspect of the present invention provides an electronic device, including the image generation system of any embodiment of the present invention.

The embodiment of the fifth aspect of the present invention provides an electronic device, including the image generating apparatus of any embodiment of the present invention.

The embodiment of the sixth aspect of the present invention provides an electronic device, including: a casing and an imaging module, the imaging module is located in the casing, and the imaging module includes: a micro-electromechanical system, an image sensor, a lens, Processor and memory, the memory is used to store executable program code; the processor executes by reading the executable program code stored in the memory:

After receiving the shooting instruction, control the movement of the image sensor through the micro-motor system, and control the image sensor to acquire a plurality of image data corresponding to a plurality of depths of field during the movement process;

generating an image file according to the plurality of image data;

When a focus instruction on the image file is received, a focus image corresponding to the image file is synthesized according to the plurality of image data.

In the image generation system, method, device and electronic equipment of the embodiments of the present invention, the movement of the image sensor is controlled by the micro-motor system, so that the image sensor acquires a plurality of image data corresponding to a plurality of depths of field during the movement process, and when receiving the corresponding When the focus instruction is generated from image files based on a plurality of image data, the focus image can be synthesized by the data processing device according to the plurality of image data, so that the function of first taking pictures and then focusing can be realized. In addition, due to the small size of the micro-motor system, it is conducive to the miniaturization of the image focusing system, and the moving electrodes of the micro-motor system drive the image sensor to move, which can quickly and stably control the position of the image sensor, and the stabilization time is extremely short. Short, improving focusing efficiency.

Additional aspects and advantages of the invention will be set forth 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 comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

FIG. 1 is a schematic structural diagram of an image generation system according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of an image generation system according to another embodiment of the present invention;

FIG. 3 is a flowchart of an image generation method according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of an image generating device according to an embodiment of the present invention;

FIG. 5 is a schematic structural diagram of an image generating device according to another embodiment of the present invention;

Fig. 6 is a schematic structural diagram of an electronic device according to an embodiment of the present invention.

Description of main component symbols:

Image sensor 10, micro motor system 20, fixed electrode 21, movable electrode 22, guide rail 23, data processing device 30, printed circuit board 40, first connecting wire 50, second connecting wire 60, electronic glue 70, reinforcement board 80. Control module 110, first control unit 111, second control unit 112, generation module 120, synthesis module 130, electronic device 600, housing 610, imaging module 620, micro-mechanical system 621, image sensor 622, lens 623 , a processor 624, and a memory 625.

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 only for explaining the present invention and should not be construed as limiting the present invention.

The image generation system, method, device and electronic equipment according to the embodiments of the present invention will be described below with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of an image generating system according to an embodiment of the present invention.

As shown in FIG. 1 , an image generation system according to an embodiment of the present invention includes: an image sensor 10 , a micro-electromechanical system 20 and a data processing device 30 .

The image sensor 10 is used to acquire image data.

The micro-electromechanical system 20 is connected to the image sensor 10, and the micro-electromechanical system 20 is used to control the movement of the image sensor 10, so that the image sensor 10 acquires a plurality of image data corresponding to a plurality of depths of field during the movement.

The data processing device 30 is configured to generate an image file according to the plurality of image data, and synthesize a focus image corresponding to the image file according to the plurality of image data when receiving a focus instruction for the image file.

Wherein, the data processing device 30 generates an image file according to the plurality of image data, which is the same as the photographing process in the prior art.

The data processing device 30 can synthesize the focused image of the image file according to the image data corresponding to multiple depths of field based on a preset algorithm. For example, first, the focus area can be determined according to the focus instruction, and then at least one image data whose contrast ratio of the focus area is greater than a preset threshold is selected from multiple image data; and the focus image file is synthesized according to the at least one image data .

In an embodiment of the present invention, as shown in FIG. 2 , the MEMS 20 may include: a fixed electrode 21 , a movable electrode 22 and a guide rail 23 .

Wherein, the movable electrode 22 cooperates with the fixed electrode 21 . The movable electrodes 22 are fixedly connected with the image sensor 10 . The fixed electrodes 21 and the movable electrodes 22 are used to generate electrostatic force under the action of the driving voltage, and the movable electrodes 22 are used to move along the guide rail 23 under the action of the electrostatic force to drive the image sensor to move.

In an embodiment of the present invention, the MEMS 20 may include multiple pairs of fixed electrodes 21 and movable electrodes 22 . For example, as shown in FIG. 2 , movable electrodes 22 are respectively arranged on the left and right sides of the image sensor 10 to drive the two ends of the image sensor 10 to move. Wherein, the two fixed electrodes corresponding to the movable electrodes 22 on the left and right sides are integrated into a fixed electrode 21 , which can drive the two movable electrodes 22 at the same time.

In the embodiment of the present invention, the image sensor 10 can be controlled to move to different positions by controlling the magnitude of the driving voltage and the moving distance of the movable electrode 22 . Wherein, the driving voltage is proportional to the moving distance of the movable electrode 22 . That is to say, for the micro-electromechanical system shown in FIG. 2 , as the driving voltage increases, the distance that the movable electrode 22 moves upward is greater.

In an embodiment of the present invention, as shown in Figure 2, the image generation system can also include a printed circuit board (PCB board) 40 for fixing the micro-mechanical system, and the fixed electrodes 21 of the micro-mechanical system 20 can be dispensing. It is fixed on the printed circuit board 40 connected with the MEMS 20 . Wherein, the movable electrode 22 is fixedly connected to the image sensor 10 by dispensing glue. As shown in FIG. 2 , the fixed electrodes 21 are fixedly connected to the printed circuit board 40 through electronic glue 70 . The active electrode 22 is fixedly connected to the image sensor 10 through the electronic glue 70 .

In an embodiment of the present invention, the guide rail 23 may be perpendicular to the printed circuit board 40 connected to the MEMS 20 . Therefore, the movable electrode 22 can move away from or close to the lens assembly (not shown in the figure) along the guide rail 23, and drive the image sensor 10 to move to a plurality of preset positions, so that the image sensor 10 can collect corresponding depth-of-field corresponding images at each preset position. image data.

In an embodiment of the present invention, the MEMS 20 may further include a data transmission module 24 fixed on the printed circuit board 40 and electrically connected to the printed circuit board 40 through the second connecting wire 60 . The movable electrode 22 is electrically connected to the data transmission module 24 through the first connecting wire 50, and the image sensor 10 and the movable electrode 22 are electrically connected through the second connecting wire 60, so that after the image sensor 10 collects image data, it can The active electrodes 22 and data transmission module 24 of 20 and the printed circuit board 40 transmit the image data to the data processing device 30 (not shown in FIG. 2 ) to generate picture files or focused images.

Wherein, the first connecting wire 50 can be a deformable wire, so that when the movable electrode 22 moves, the first connecting wire 50 can deform along with the moving direction of the movable electrode to adapt to the distance between the movable electrode 22 and the fixed electrode 21. The distance changes to avoid wire breakage.

In one embodiment of the present invention, the deformable wire can be a silicon wire. The second connecting wire can be a metal wire.

According to the image generation system of the embodiment of the present invention, the movement of the image sensor is controlled by the micro-motor system, so that the image sensor acquires a plurality of image data corresponding to a plurality of depths of field during the movement process, and generates images according to the plurality of image data upon receiving When the focusing instruction of the image file is issued, the focus image can be synthesized by the data processing device according to multiple image data, so that the function of first taking pictures and then focusing can be realized. In addition, due to the small size of the micro-motor system, it is conducive to the miniaturization of the image focusing system, and the moving electrodes of the micro-motor system drive the image sensor to move, which can quickly and stably control the position of the image sensor, and the stabilization time is extremely short. Short, improving focusing efficiency.

Fig. 3 is a flowchart of an image generation method according to an embodiment of the present invention.

As shown in Figure 3, the image generation method according to the embodiment of the present invention includes:

S301. After receiving a shooting instruction, control the movement of the image sensor through a micro-electromechanical system, and control the image sensor to acquire a plurality of image data corresponding to a plurality of depths of field during the movement.

In an embodiment of the present invention, different positions corresponding to different depths of field may be preset, so as to obtain multiple preset positions. In application, the image sensor can be controlled by the micro-motor system to move to a plurality of preset positions respectively, and the image sensor is controlled to acquire image data at the plurality of preset positions respectively, so as to obtain the image data corresponding to the plurality of depth of field Corresponding multiple image data. Wherein, the plurality of preset positions respectively correspond to the plurality of depths of field.

For example, if there are N preset positions, the image sensor can be controlled to move from the initial position to the first preset position to obtain the first image data, and then the image sensor can be controlled to move to the second preset position to obtain the second image data , and so on, continue to move the image sensor to the remaining N-2 preset positions, and obtain corresponding image data at each preset position, and obtain N image data corresponding to N depths of field respectively.

Wherein, the initial position of the image sensor can be a position away from the lens assembly, that is, the position of the image sensor when the movable electrode 22 is located at the bottom of the track 23 in FIG. image data. Alternatively, the initial position of the image sensor may be a position close to the lens assembly, that is, the position of the image sensor when the movable electrode 22 is located at the uppermost end of the track 23 in FIG. Acquire image data. Alternatively, the initial position of the image sensor can be any position between the above two initial positions, so that the image sensor can be controlled to move up or down.

Specifically, in one embodiment of the present invention, the driving voltage of the micro-electromechanical system can be adjusted to a plurality of preset voltages, so that the active electrodes of the micro-electromechanical system are within the range of the plurality of preset voltages. moving under action to drive the image sensor to move to the plurality of preset positions respectively, wherein the plurality of preset voltages correspond to the plurality of preset positions respectively.

S302. Generate an image file according to the plurality of image data.

Wherein, the image file may be generated by the image synthesis technology in the photographing process in the prior art, or the image file may be generated according to a preset algorithm.

S303. When receiving a focus instruction for the image file, synthesize a focus image corresponding to the image file according to the plurality of image data.

In an embodiment of the present invention, when a focus instruction for the image file is received, the focus area can be determined according to the focus instruction; the contrast of the focus area selected from the plurality of image data is greater than the preset Thresholding at least one image data; compositing the in-focus image file according to the at least one image data.

In the image generating method of the embodiment of the present invention, the movement of the image sensor is controlled by the micro-motor system, so that the image sensor acquires multiple image data corresponding to multiple depths of field during the moving process, and when receiving the image data generated according to the multiple image data During the focus command of the image file, the focus image is synthesized according to multiple image data, which can realize the function of taking pictures first and then focusing. In addition, due to the small size of the micro-motor system, it is conducive to the miniaturization of the image focusing system, and the moving electrodes of the micro-motor system drive the image sensor to move, which can quickly and stably control the position of the image sensor, and the stabilization time is extremely short. Short, improving focusing efficiency.

In order to realize the above embodiments, the present invention further proposes an image generating device.

Fig. 4 is a schematic structural diagram of an image generating device according to an embodiment of the present invention.

As shown in FIG. 4 , the image generation device according to the embodiment of the present invention includes: a control module 110 , a generation module 120 and a composition module 130 .

Specifically, the control module 110 is configured to control the image sensor to move through the micro-motor system after receiving the shooting instruction, and control the image sensor to acquire multiple image data corresponding to multiple depths of field during the moving process.

In an embodiment of the present invention, different positions corresponding to different depths of field may be preset, so as to obtain multiple preset positions.

In an embodiment of the present invention, as shown in FIG. 5 , the control module 110 may include: a first control unit 111 and a second control unit 112 .

Wherein, the first control unit 111 is configured to control the image sensor to move to a plurality of preset positions through the micro-electromechanical system, wherein the plurality of preset positions correspond to the plurality of depths of field respectively.

Specifically, the first control unit 111 can be used to: respectively adjust the driving voltage of the micro-electromechanical system to a plurality of preset voltages, so that the active electrodes of the micro-electromechanical system can moving to drive the image sensor to move to the plurality of preset positions respectively, wherein the plurality of preset voltages correspond to the plurality of preset positions respectively.

The second control unit 112 is configured to respectively control the image sensor to acquire image data at the plurality of preset positions, so as to obtain a plurality of image data corresponding to the plurality of depths of field.

For example, if there are N preset positions, the image sensor can be controlled to move from the initial position to the first preset position to obtain the first image data, and then the image sensor can be controlled to move to the second preset position to obtain the second image data , and so on, continue to move the image sensor to the remaining N-2 preset positions, and obtain corresponding image data at each preset position, and obtain N image data corresponding to N depths of field respectively.

Wherein, the initial position of the image sensor can be a position away from the lens assembly, that is, the position of the image sensor when the movable electrode 22 is located at the bottom of the track 23 in FIG. image data. Alternatively, the initial position of the image sensor may be a position close to the lens assembly, that is, the position of the image sensor when the movable electrode 22 is located at the uppermost end of the track 23 in FIG. Acquire image data. Alternatively, the initial position of the image sensor can be any position between the above two initial positions, so that the image sensor can be controlled to move up or down.

The generation module 120 is used for generating an image file according to the plurality of image data.

Wherein, the generation module 120 may generate the image file through the image synthesis technology in the photographing process in the prior art, or generate the image file according to the preset algorithm.

The synthesizing module 130 is used for synthesizing the in-focus image corresponding to the image file according to the plurality of image data when receiving the in-focus instruction for the image file.

In an embodiment of the present invention, the composition module 130 may be configured to: determine the focus area according to the focus instruction; select at least one image data whose contrast of the focus area is greater than a preset threshold value from the plurality of image data; The at least one image data is composited into the in-focus image file.

In the image generation device of the embodiment of the present invention, the movement of the image sensor is controlled by a micro-motor system, so that the image sensor acquires a plurality of image data corresponding to a plurality of depths of field during the movement process, and upon receiving the images generated based on the plurality of image data During the focus command of the image file, the focus image is synthesized according to multiple image data, which can realize the function of taking pictures first and then focusing. In addition, due to the small size of the micro-motor system, it is conducive to the miniaturization of the image focusing system, and the moving electrodes of the micro-motor system drive the image sensor to move, which can quickly and stably control the position of the image sensor, and the stabilization time is extremely short. Short, improving focusing efficiency.

The invention also proposes an electronic device.

An electronic device according to an embodiment of the present invention includes the image generation system in any embodiment of the present invention.

The invention also proposes another electronic device.

An electronic device according to an embodiment of the present invention includes the image generating apparatus in any embodiment of the present invention.

As shown in FIG. 6, an electronic device 600 according to an embodiment of the present invention may further include: a casing 610 and an imaging module 620, the imaging module 620 is located in the casing 610, and the imaging module 620 includes: a micro-motor system 621, an image sensor 622, a lens 623, a processor 624 and a memory 625, the memory 625 is used to store executable program codes; the processor 624 executes by reading the executable program codes stored in the memory 625:

After receiving the shooting instruction, control the movement of the image sensor through the micro-motor system, and control the image sensor to acquire a plurality of image data corresponding to a plurality of depths of field during the movement process;

generating an image file according to the plurality of image data;

When a focus instruction on the image file is received, a focus image corresponding to the image file is synthesized according to the plurality of image data.

It should be noted that the electronic device in the embodiment of the present invention may be a mobile terminal such as a mobile phone or a tablet computer, or may be other devices with an imaging module. The imaging module of the embodiment of the present invention can be applied to a front camera or a rear camera of a mobile terminal.

In the electronic device of the embodiment of the present invention, the movement of the image sensor is controlled by the micro-motor system, so that the image sensor acquires a plurality of image data corresponding to a plurality of depths of field during the movement process, and after receiving the images generated according to the plurality of image data During the focus command of the file, the focus image is synthesized according to multiple image data, which can realize the function of taking pictures first and then focusing. In addition, due to the small size of the micro-motor system, it is conducive to the miniaturization of the image focusing system, and the moving electrodes of the micro-motor system drive the image sensor to move, which can quickly and stably control the position of the image sensor, and the stabilization time is extremely short. Short, improving focusing efficiency.

Other embodiments of the invention will be readily apparent to those skilled in the art from consideration of the specification and practice of the invention disclosed herein. This application is intended to cover any modification, use or adaptation of the present invention, these modifications, uses or adaptations follow the general principles of the present invention and include common knowledge or conventional technical means in the technical field not disclosed in this disclosure . The specification and examples are to be considered exemplary only, with a true scope and spirit of the invention being indicated by the following claims.

It should be understood that the present invention is not limited to the precise constructions which have been described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.

Claims (16)

1. an image generation system, it is characterised in that including:

Imageing sensor, described imageing sensor is used for obtaining view data；

The microelectromechanical-systems being connected with described imageing sensor, described microelectromechanical-systems is used for controlling described imageing sensor and moves It is dynamic, so that described imageing sensor obtains the multiple view data corresponding with multiple depth of field in moving process；

Data processing equipment, for generating image file according to the plurality of view data, and is receiving described image When the focusing of file instructs, synthesize, according to the plurality of view data, the focus image that described image file is corresponding.

2. the system as claimed in claim 1, it is characterised in that described MEMS, including:

Fixed electrode；

The float electrode coordinated with described fixed electrode, described float electrode is fixing with described imageing sensor to be connected；And

Guide rail；

Described fixed electrode and described float electrode are for producing electrostatic force under the effect of driving voltage, and described float electrode is used Move along described guide rail under the effect at described electrostatic force, to drive described imageing sensor to move.

3. system as claimed in claim 2, it is characterised in that

Described float electrode is connected by a glue mode is fixing with described imageing sensor.

4. system as claimed in claim 2, it is characterised in that

Described fixed electrode is fixed on the printed circuit board being connected with described microelectromechanical-systems by a glue mode.

5. system as claimed in claim 2, it is characterised in that

Described guide rail is perpendicular to the printed circuit board being connected with described microelectromechanical-systems.

6. an image generating method, it is characterised in that comprise the following steps:

After receiving shooting instruction, control imageing sensor by microelectromechanical-systems and move, and in moving process, control institute State imageing sensor and obtain the multiple view data corresponding with multiple depth of field；

Image file is generated according to the plurality of view data；

When receiving the instruction of the focusing to described image file, synthesize described image file pair according to the plurality of view data The focus image answered.

7. method as claimed in claim 6, it is characterised in that described according to the plurality of view data synthesis described image literary composition The focus image that part is corresponding, including:

Focusing area is determined according to described focusing instruction；

Contrast at least one picture number more than predetermined threshold value of described focusing area is selected from the plurality of view data According to；

Described focus image file is synthesized according at least one view data described.

8. method as claimed in claim 6, it is characterised in that described control described imageing sensor by microelectromechanical-systems and move Dynamic, and in moving process, control multiple view data that the acquisition of described imageing sensor is corresponding with multiple depth of field, including:

Control described imageing sensor by described microelectromechanical-systems and be respectively moved to multiple predeterminated position, wherein, the plurality of Predeterminated position is the most corresponding with the plurality of depth of field；

Control described imageing sensor at the plurality of predeterminated position respectively and obtain view data, to obtain and the plurality of depth of field Corresponding multiple view data.

9. method as claimed in claim 8, it is characterised in that described by the described microelectromechanical-systems described image sensing of control Device is respectively moved to multiple predeterminated position, including:

Respectively the driving voltage of described microelectromechanical-systems is adjusted to multiple predeterminated voltage, so that the activity of described microelectromechanical-systems Electrode moves under the effect of the plurality of predeterminated voltage, to drive described imageing sensor to be respectively moved to the plurality of presetting Position, wherein, the plurality of predeterminated voltage is the most corresponding with the plurality of predeterminated position.

10. a video generation device, it is characterised in that including:

Control module, for after receiving shooting instruction, controls imageing sensor by microelectromechanical-systems and moves, and moving During control described imageing sensor and obtain multiple view data corresponding with multiple depth of field；

Generation module, for generating image file according to the plurality of view data；

Synthesis module, for when receiving the instruction of the focusing to described image file, synthesizing according to the plurality of view data The focus image that described image file is corresponding.

11. devices as claimed in claim 10, it is characterised in that described synthesis module is used for:

Focusing area is determined according to described focusing instruction；

Contrast at least one picture number more than predetermined threshold value of described focusing area is selected from the plurality of view data According to；

Described focus image file is synthesized according at least one view data described.

12. devices as claimed in claim 10, it is characterised in that described control module, including:

First control unit, is respectively moved to multiple default position for controlling described imageing sensor by described microelectromechanical-systems Putting, wherein, the plurality of predeterminated position is the most corresponding with the plurality of depth of field；

Second control unit, obtains view data for controlling described imageing sensor at the plurality of predeterminated position respectively, with Obtain the multiple view data corresponding with the plurality of depth of field.

13. devices as claimed in claim 12, it is characterised in that described first control unit is used for:

Respectively the driving voltage of described microelectromechanical-systems is adjusted to multiple predeterminated voltage, so that the activity of described microelectromechanical-systems Electrode moves under the effect of the plurality of predeterminated voltage, to drive described imageing sensor to be respectively moved to the plurality of presetting Position, wherein, the plurality of predeterminated voltage is the most corresponding with the plurality of predeterminated position.

14. 1 kinds of electronic equipments, it is characterised in that include the image generation system as described in any one of claim 1-5.

15. 1 kinds of electronic equipments, it is characterised in that include the video generation device as described in any one of claim 10-13.

16. 1 kinds of electronic equipments, it is characterised in that including: housing and imaging modules, described imaging modules is positioned at described housing In, described imaging modules includes: microelectromechanical-systems, imageing sensor, camera lens, processor and memorizer, and memorizer is used for storing Executable program code；Processor is by reading the executable program code stored in memorizer to perform:

After receiving shooting instruction, control described imageing sensor by described microelectromechanical-systems and move, and at moving process The described imageing sensor of middle control obtains the multiple view data corresponding with multiple depth of field；

Image file is generated according to the plurality of view data；

When receiving the instruction of the focusing to described image file, synthesize described image file pair according to the plurality of view data The focus image answered.