CN107018326A - A kind of image pickup method and device - Google Patents
A kind of image pickup method and device Download PDFInfo
- Publication number
- CN107018326A CN107018326A CN201710204990.4A CN201710204990A CN107018326A CN 107018326 A CN107018326 A CN 107018326A CN 201710204990 A CN201710204990 A CN 201710204990A CN 107018326 A CN107018326 A CN 107018326A
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- China
- Prior art keywords
- camera
- mode
- screening
- mobile terminal
- photographic subjects
- Prior art date
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/67—Focus control based on electronic image sensor signals
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/45—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from two or more image sensors being of different type or operating in different modes, e.g. with a CMOS sensor for moving images in combination with a charge-coupled device [CCD] for still images
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/667—Camera operation mode switching, e.g. between still and video, sport and normal or high- and low-resolution modes
Abstract
The disclosure describes a kind of image pickup method and device, and this method includes：When receiving shooting instruction, the screening-mode of the mobile terminal is inquired about；When the screening-mode of the mobile terminal is the first screening-mode, focusing process is carried out to photographic subjects by first camera, controls the second camera that the photographic subjects are focused and shot according to the focusing process result of first camera；Wherein, the focusing process duration of first camera is less than the focusing process duration of the second camera.Realize and faster, more accurately complete to focus under low luminous environment, compensate for color sensor not enough defect of light-inletting quantity under low luminous environment, improve final shooting effect.
Description
Technical field
This disclosure relates to communication technical field, more particularly to a kind of image pickup method and device.
Background technology
With the development of electronic equipment, the terminal with camera function has been obtained for popularization in the life of people.Work(
The terminal that can increasingly enrich is very easy to the life of people.In recent years, image processing techniques is developed rapidly, the photograph of terminal
Phase function is also become stronger day by day, and adds terminal advantage easy to carry, and increasing user's favor is taken pictures by terminal.
In order to improve the effect of taking pictures of terminal, increasing terminal uses dual camera.Pass through the terminal of dual camera
The effect for shooting photo of the photo than the terminal exclusion of single camera come is very high, and image quality becomes apparent from.End of the prior art
Dual camera on end is disposed as colour imagery shot, still, color sensor the entering under low luminous environment of colour imagery shot
Deficiency in light quantity, under low luminous environment using be colour imagery shot dual camera carry out shooting be easy to occur focusing it is inaccurate
And slow-footed problem of focusing.
The content of the invention
The main purpose of the disclosure is to propose a kind of image pickup method and device, realize under low luminous environment faster, it is more accurate
Focusing really is completed, color sensor not enough defect of light-inletting quantity under low luminous environment is compensate for, final shooting effect is improved
Really.
To achieve the above object, present disclose provides a kind of filming apparatus, applied to mobile terminal, the mobile terminal bag
The first camera and second camera are included, described device includes：
Enquiry module, for when receiving shooting instruction, inquiring about the screening-mode of the mobile terminal；
First taking module, for when the screening-mode of the mobile terminal is the first screening-mode, passing through described the
One camera carries out focusing process to photographic subjects, controls the second camera according to the focusing process of first camera
As a result the photographic subjects are focused and shot；Wherein, the focusing process duration of first camera is less than institute
State the focusing process duration of second camera.
Optionally, first taking module, is specifically included：
Focusing unit, for determining that position of the photographic subjects in the first photographed scene is believed by first camera
Breath, and focusing process is carried out to the photographic subjects, obtain focusing process information；First photographed scene is by described
What one camera was got；
Control unit, for controlling the second camera to be determined according to the positional information in the second photographed scene
The photographic subjects, and focusing process is carried out to the photographic subjects according to the focusing process information and shot；It is described
Second photographed scene is got by the second camera.
Optionally, under the first screening-mode, first camera uses black and white image pickup mode, the second camera
Using colored image pickup mode.
Optionally, described device also includes：
Second taking module, for when the screening-mode of the mobile terminal is the second screening-mode, passing through described the
One camera and the second camera are shot to the photographic subjects jointly；
Analysis module, the photo for being obtained to shooting carries out focusing analysis；
Correcting module, for when the photographic subjects are unintelligible in the photo, by the shooting of the mobile terminal
Patten transformation is the first screening-mode, and sends shooting instruction.
Optionally, under the second screening-mode, first camera and the second camera are using colored shooting
Pattern.
In addition, to achieve the above object, the disclosure also proposes a kind of image pickup method, applied to mobile terminal, the movement
Terminal includes the first camera and second camera, and methods described includes：
When receiving shooting instruction, the screening-mode of the mobile terminal is inquired about；
When the screening-mode of the mobile terminal is the first screening-mode, by first camera to photographic subjects
Focusing process is carried out, controls the second camera according to the focusing process result of first camera to the photographic subjects
Focused and shot；Wherein, the focusing process duration of first camera is less than the focusing of the second camera
Handling duration.
Optionally, it is described that focusing process is carried out to photographic subjects by first camera, control second shooting
Head is focused and shot to the photographic subjects according to the focusing process result of first camera, including：
Positional information of the photographic subjects in the first photographed scene is determined by first camera, and shot to described
Target carries out focusing process, obtains focusing process information；First photographed scene is got by first camera
's；
The second camera is controlled to determine the photographic subjects in the second photographed scene according to the positional information,
And focusing process is carried out to the photographic subjects according to the focusing process information and shot；Second photographed scene is
Got by the second camera.
Optionally, under the first screening-mode, first camera uses black and white image pickup mode, the second camera
Using colored image pickup mode.
Optionally, methods described also includes：
When the screening-mode of the mobile terminal is the second screening-mode, pass through first camera and described second
Camera is shot to the photographic subjects jointly；
Focusing analysis is carried out to the photo that shooting is obtained；
When the photographic subjects are unintelligible in the photo, the screening-mode of the mobile terminal is converted to first
Screening-mode, and send shooting instruction.
Optionally, under the second screening-mode, first camera and the second camera are using colored shooting
Pattern.
Image pickup method and device that the disclosure is proposed, in the case of photographic subjects in photo are unsharp, by double shootings
A camera in head is set to black and white screening-mode, and another camera is set to color camera pattern.Because black and white is clapped
The light-inletting quantity for taking the photograph pattern is far longer than the light-inletting quantity of color camera pattern, therefore under low luminous environment, pair of black and white screening-mode
Burnt speed and effect are all substantially better than color camera pattern.Photographic subjects are focused by the camera of black and white image pickup mode
Processing, the camera of color camera pattern is shot according to focusing process information to the photographic subjects.The disclosure is realized
Under low luminous environment faster, more accurately complete focusing, compensate for that color sensor light-inletting quantity under low luminous environment is not enough to be lacked
Fall into, so as to improve focus effects, and then improve final shooting effect.
Brief description of the drawings
Fig. 1 is a kind of hardware architecture diagram for the optional mobile terminal for realizing each embodiment of the disclosure；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is the flow chart of the image pickup method of the first embodiment of the present disclosure；
Fig. 4 is the flow chart of the image pickup method of the second embodiment of the present disclosure；
Fig. 5 is the composition structural representation of the filming apparatus of the third embodiment of the present disclosure；
Fig. 6 is the composition structural representation of the filming apparatus of the fourth embodiment of the present disclosure；
Realization, functional characteristics and the advantage of disclosure purpose will be described further referring to the drawings in conjunction with the embodiments.
Embodiment
It should be appreciated that specific embodiment described herein is not used to limit the disclosure only to explain the disclosure.
Describe to realize the mobile terminal of each embodiment of the disclosure referring now to accompanying drawing.In follow-up description, use
For represent element such as " module ", " part " or " unit " suffix only for being conducive to the explanation of the disclosure, itself
Not specific meaning.Therefore, " module " can be used mixedly with " part ".
Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the disclosure can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (tablet personal computer), PMP
The mobile terminal of (portable media player), guider etc. and such as numeral TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for movement
Outside the element of purpose, the terminal of fixed type can also apply to according to the construction of embodiment of the present disclosure.
Fig. 1 is a kind of hardware configuration signal for the optional mobile terminal for realizing each embodiment of the disclosure.
Mobile terminal 1 00 can include wireless communication unit 110, A/V (audio/video) input block 120, user's input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power subsystem 190
Etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that being not required for implementing all groups shown
Part.More or less components can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more assemblies, and it allows mobile terminal 1 00 and wireless communication system
Or the radio communication between network.For example, wireless communication unit can include broadcasting reception module 111, mobile communication module
112nd, at least one in wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server
Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal can include TV broadcast singals, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 is received.Broadcast singal can exist in a variety of manners, for example, it can be with DMB (DMB) electronics
The form of program guide (EPG), the electronic service guidebooks (ESG) of digital video broadcast-handheld (DVB-H) etc. and exist.Broadcast
Receiving module 111 can receive signal broadcast by using various types of broadcast systems.Especially, broadcasting reception module 111
Can be wide by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video
Broadcast-hand-held (DVB-H), the Radio Data System of forward link media (MediaFLO@), received terrestrial digital broadcasting integrated service
Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via broadcasting reception module 111 receive broadcast singal and/
Or broadcast related information can be stored in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And in server at least one and/or receive from it radio signal.Such radio signal can be logical including voice
Talk about signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module can include WLAN (WLAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant
Tooth TM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybee TM etc..
Location information module 115 is the module for checking or obtaining the positional information of mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module 115, which is calculated, comes from three or more satellites
Range information and correct time information and for the Information application triangulation of calculating so that according to longitude, latitude
Highly accurately calculate three-dimensional current location information.Currently, defended for calculating the method for position and temporal information using three
Star and the position calculated by using other satellite correction and the error of temporal information.In addition, GPS module 115
Can be by Continuous plus current location information in real time come calculating speed information.
A/V input blocks 120 are used to receive audio or video signal.A/V input blocks 120 can include the He of camera 121
Microphone 122, the static images that 121 pairs of camera is obtained in video acquisition mode or image capture mode by image capture apparatus
Or the view data of video is handled.Picture frame after processing may be displayed on display unit 151.Handled through camera 121
Picture frame afterwards can be stored in memory 160 (or other storage mediums) or be sent out via wireless communication unit 110
Send, two or more cameras 121 can be provided according to the construction of mobile terminal.Microphone 122 can be in telephone calling model, note
Sound (voice data) is received via microphone in record pattern, speech recognition mode etc. operational mode, and can be by so
Acoustic processing be voice data.Audio (voice) data after processing can be converted in the case of telephone calling model can
The form output of mobile communication base station is sent to via mobile communication module 112.Microphone 122 can implement various types of make an uproar
Sound eliminates (or suppression) algorithm to eliminate the noise or dry that (or suppression) produces during receiving and sending audio signal
Disturb.
The order that user input unit 130 can be inputted according to user generates key input data to control each of mobile terminal
Plant operation.User input unit 130 allows user to input various types of information, and can include keyboard, metal dome, touch
Plate (for example, detection due to being touched caused by resistance, pressure, electric capacity etc. change sensitive component), roller, rocking bar etc.
Deng.Especially, when touch pad is superimposed upon on display unit 151 in the form of layer, touch-screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 1 00, (for example, mobile terminal 1 00 opens or closes shape
State), the position of mobile terminal 1 00, user is for the presence or absence of contact (that is, touch input) of mobile terminal 1 00, mobile terminal
The acceleration or deceleration movement of 100 orientation, mobile terminal 1 00 and direction etc., and generate for controlling mobile terminal 1 00
The order of operation or signal.For example, when mobile terminal 1 00 is embodied as sliding-type mobile phone, sensing unit 140 can be sensed
The sliding-type phone is opening or closing.In addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).
Interface unit 170 is connected the interface that can pass through as at least one external device (ED) with mobile terminal 1 00.For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can be that storage is used to verify that user uses each of mobile terminal 1 00
Plant information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included
Etc..In addition, the device (hereinafter referred to as " identifying device ") with identification module can take the form of smart card, therefore, know
Other device can be connected via port or other attachment means with mobile terminal 1 00.Interface unit 170 can be used for reception and come from
The input (for example, data message, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 1 00
One or more elements can be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 1 00 is connected with external base, interface unit 170 may be used as allowing by it by electricity
Power provides to the path of mobile terminal 1 00 from base or may be used as allowing passing through it from the various command signals that base is inputted
It is transferred to the path of mobile terminal.The various command signals or electric power inputted from base may be used as being used to recognize that mobile terminal is
The no signal being accurately fitted within base.Output unit 150 is configured to provide defeated with vision, audio and/or tactile manner
Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 can include display
Unit 151, dio Output Modules 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information handled in mobile terminal 1 00.For example, when mobile terminal 1 00 is in electricity
When talking about call mode, display unit 151 can be shown with conversing or other communicating (for example, text messaging, multimedia file
Download etc.) related user interface (UI) or graphic user interface (GUI).When mobile terminal 1 00 is in video calling pattern
Or during image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure
UI or GUI of picture and correlation function etc..
Meanwhile, when display unit 151 and touch pad in the form of layer it is superposed on one another to form touch-screen when, display unit
151 may be used as input unit and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, and this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 1 00 can include two or more display units (or other display devices), for example, moving
Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch-screen can be used for detection to touch
Input pressure and touch input position and touch input area.
Dio Output Modules 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode
The voice data transducing audio signal of middle storage and it is output as sound.Moreover, dio Output Modules 152 can be provided and movement
The audio output (for example, call signal receives sound, message sink sound etc.) for the specific function correlation that terminal 100 is performed.
Dio Output Modules 152 can include loudspeaker, buzzer etc..
Alarm unit 153 can provide output to notify event to mobile terminal 1 00.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video is exported, alarm unit
153 can provide output in a different manner with the generation of notification event.For example, alarm unit 153 can be in the form of vibration
Output is provided, when receiving calling, message or some other entrance communications (incoming communication), alarm list
Member 153 can provide tactile output (that is, vibrating) to notify to user.Exported by providing such tactile, even in
When the mobile phone of user is in the pocket of user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.
Memory 160 can store software program of the processing performed by controller 180 and control operation etc., Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And, memory 160 can store the vibration of various modes on being exported when touching and being applied to touch-screen and audio signal
Data.
Memory 160 can include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, many
Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 1 00 can be with performing memory by network connection
The network storage device cooperation of 160 store function.
The overall operation of the generally control mobile terminal of controller 180.For example, controller 180 is performed and voice call, data
Communication, video calling etc. related control and processing.In addition, controller 180 can include being used to reproduce (or playback) many matchmakers
The multi-media module 181 of volume data, multi-media module 181 can be constructed in controller 180, or can be structured as and control
Device 180 is separated.Controller 180 can be with execution pattern identifying processing, by the handwriting input performed on the touchscreen or picture
Draw input and be identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each member
Appropriate electric power needed for part and component.
Various embodiments described herein can be with use such as computer software, hardware or its any combination of calculating
Machine computer-readable recording medium is implemented.Implement for hardware, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), processor, controller, microcontroller, microprocessor, it is designed to perform function described herein
At least one of electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can be with allowing to perform the single of at least one function or operation
Software module is implemented.Software code can by the software application (or program) write with any appropriate programming language Lai
Implement, software code can be stored in memory 160 and be performed by controller 180.
So far, oneself according to its function through describing mobile terminal.Below, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is as showing
Example.Therefore, the disclosure can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 1 00 as shown in Figure 1 may be constructed such that using via frame or packet transmission data it is all if any
Line and wireless communication system and satellite-based communication system are operated.
The communication system for describing wherein be operated according to the mobile terminal of the disclosure referring now to Fig. 2.
Such communication system can use different air interfaces and/or physical layer.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such teaching is equally applicable to other types of system.
With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 1s 00, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to the BSC275 formation interfaces with that can be couple to base station 270 via back haul link.
If any of interface that back haul link can be known according to Ganji is constructed, the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC275 as shown in Figure 2.
Each BS270 can service one or more regions (or region), by multidirectional antenna or the day of sensing specific direction
Each regional radiation shape of line covering away from BS270.Or, each region can be by two or more for diversity reception
Antenna is covered.Each BS270 may be constructed such that the multiple frequency distribution of support, and each frequency distribution has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What region and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, specific BS270 each region can be claimed
For multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to the mobile terminal operated in system by broadcsting transmitter (BT) 295
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 1 00 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.Satellite 300 helps to position multiple mobile terminals
At least one in 100.
In fig. 2, multiple satellites 300 are depicted, it is understood that be, it is possible to use any number of satellite obtains useful
Location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 to obtain desired positioning letter
Breath.GPS tracking techniques or outside GPS tracking techniques are substituted, the other of the position that can track mobile terminal can be used
Technology.In addition, at least one gps satellite 300 can optionally or additionally handle satellite dmb transmission.
As a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminal 1s 00
Signal.Mobile terminal 1 00 generally participates in call, information receiving and transmitting and other types of communication.It is each anti-that certain base station 270 is received
Handled to link signal in specific BS270.The data of acquisition are forwarded to the BSC275 of correlation.BSC provides call
Resource allocation and the mobile management function of coordination including the soft switching process between BS270.BSC275 is also by the number received
According to MSC280 is routed to, it is provided for the extra route service with PSTN290 formation interfaces.Similarly, PSTN290 with
MSC280 formation interfaces, MSC and BSC275 formation interface, and BSC275 correspondingly control BS270 with by forward link signals
It is sent to mobile terminal 1 00.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of method of disclosure is proposed.
As shown in figure 3, first embodiment of the present disclosure proposes a kind of image pickup method, applied to above-mentioned mobile terminal, institute
Stating mobile terminal includes the first camera and second camera, and methods described specifically includes following steps：
Step S301：When receiving shooting instruction, the screening-mode of the mobile terminal is inquired about.
Specifically, being provided with a variety of screening-modes on the mobile terminal, such as：Night scene screening-mode, personage shoot
Pattern, moving camera shooting pattern etc..Mobile terminal user also can self-defined shooting mould on the mobile terminal according to their needs
Formula, for specific photographed scene.
Step S302：When the screening-mode of the terminal is the first screening-mode, by first camera to clapping
Take the photograph target and carry out focusing process, control the second camera to be clapped according to the focusing process result of first camera described
Target is taken the photograph to be focused and shot；Wherein, the focusing process duration of first camera is less than the second camera
Focusing process duration.
Specifically, the focusing process result includes：Positional information and focusing process information.
Further, step S302, including：
Step A1：Positional information of the photographic subjects in the first photographed scene is determined by first camera, and it is right
The photographic subjects carry out focusing process, obtain focusing process information；First photographed scene is imaged by described first
What head was got.
Step A2：The second camera is controlled to determine the bat in the second photographed scene according to the positional information
Target is taken the photograph, and focusing process is carried out to the photographic subjects according to the focusing process information and shot；The second count
Scene is taken the photograph to get by the second camera.
In the present embodiment, because the focusing process duration of the first camera is less than the focusing process of the second camera
Duration, so first camera is served only for focusing process, and without shooting, the second camera utilizes described first
The focusing process information of camera is shot.
Further, under the first screening-mode, first camera uses black and white image pickup mode, second shooting
Head is using colored image pickup mode.
The light-inletting quantity of the camera of black and white screening-mode is far longer than the light-inletting quantity of the camera of color camera pattern, because
This, under low luminous environment, the position of photographic subjects can be more accurately recognized by the camera of black and white screening-mode, and faster
Fast carries out focusing process to photographic subjects.In order to improve the focusing speed and accuracy of mobile terminal in shooting process, lead to
The camera for crossing black and white image pickup mode carries out rapid focus processing to photographic subjects, and the camera of color camera pattern is according to focusing
Processing information is shot to the photographic subjects again.In shooting process, the camera of color camera pattern is taken the photograph using black and white
As the focusing position of the camera of pattern, so that the focusing position of the camera of the color camera pattern is reached with most fast speed
To optimal, so that more rapidly clearer shot.
As shown in figure 4, second embodiment of the present disclosure proposes a kind of image pickup method, applied to above-mentioned mobile terminal, institute
Stating mobile terminal includes the first camera and second camera, and methods described includes step in detail below：
Step S401：When receiving shooting instruction, the screening-mode of the mobile terminal is inquired about.
Specifically, being provided with a variety of screening-modes on the mobile terminal, such as：Night scene screening-mode, personage shoot
Pattern, moving camera shooting pattern etc..Mobile terminal user also can self-defined screening-mode on the mobile terminal as needed, with
For specific photographed scene.
Step S402：When the screening-mode of the terminal is the second screening-mode, pass through first camera and institute
Second camera is stated jointly to shoot the photographic subjects.
Specifically, under the second screening-mode, first camera and the second camera are using colored shooting
Pattern.It is common using first camera of colored image pickup mode and the second camera under the second screening-mode
The photographic subjects are focused and shot, so as to obtain a photo on the photographic subjects.I.e. described
Two screening-modes are the normal photographing modes carried out by the dual camera of mobile terminal.
Step S403：Focusing analysis is carried out to the photo that shooting is obtained, if analysis result fails for focusing, step is performed
S404, if analysis result completes this time to shoot instruction, and store the photo to focus successfully.
Focusing analysis is to judge whether the photographic subjects are clear in the photo, if the photographic subjects are shone described
It is unintelligible in piece, then focusing failure.
Whether successfully belong to the known technology of those skilled in the art specifically, how to judge to focus, be not used to limit
Protection scope of the present invention, is repeated no more here.The present invention is it is emphasised that judge how focusing is focused again after failing
Processing.
Step S404：In the case of failure of focusing, the screening-mode of the mobile terminal is converted into the first shooting mould
Formula, and re-emit shooting instruction.
Step S405：When receiving shooting instruction again, the screening-mode of the mobile terminal is inquired about again.
Step S406：When the screening-mode of the mobile terminal is the first screening-mode, pass through first camera
Focusing process is carried out to photographic subjects, controls the second camera according to the focusing process information of first camera to institute
Photographic subjects are stated to be focused and shot；Wherein, the focusing process duration of first camera is taken the photograph less than described second
As the focusing process duration of head.
Specifically, step S406 includes：
Step B1：Positional information of the photographic subjects in the first photographed scene is determined by first camera, and it is right
The photographic subjects carry out focusing process, obtain focusing process information；First photographed scene is imaged by described first
What head was got.
Step B2：The second camera is controlled to determine the bat in the second photographed scene according to the positional information
Target is taken the photograph, and the photographic subjects are focused and shot according to the focusing process information；Described second shoots field
Scape is got by the second camera.
In the present embodiment, because the focusing process duration of the first camera is less than the focusing process of the second camera
Duration, so first camera is served only for focusing process, and without shooting, the second camera utilizes described first
The focusing process information of camera is shot.
Further, under the first screening-mode, first camera uses black and white image pickup mode, second shooting
Head is using colored image pickup mode.
The light-inletting quantity of the camera of black and white screening-mode is far longer than the light-inletting quantity of the camera of color camera pattern, because
This, under low luminous environment, the position of photographic subjects can be more accurately recognized by the camera of black and white screening-mode, and faster
Fast carries out focusing process to photographic subjects.In order to improve the focusing speed and accuracy of mobile terminal in shooting process, lead to
The camera for crossing black and white image pickup mode carries out rapid focus processing to photographic subjects, and the camera of color camera pattern is according to focusing
Processing information is shot to the photographic subjects again.In shooting process, the camera of color camera pattern is taken the photograph using black and white
As the focusing position of the camera of pattern, so that the focusing position of the camera of the color camera pattern is reached with most fast speed
To optimal, so that more rapidly clearer shot.
In the case of photographic subjects in photo are unsharp, a camera in dual camera is set to black and white and clapped
Pattern is taken the photograph, another camera is set to color camera pattern.Because the light-inletting quantity of black and white screening-mode is far longer than colored bat
The light-inletting quantity of pattern is taken the photograph, therefore under low luminous environment, the focusing speed and effect of black and white screening-mode are all substantially better than colored bat
Take the photograph pattern.Focusing process, the camera root of color camera pattern are carried out to photographic subjects by the camera of black and white image pickup mode
The photographic subjects are shot according to focusing process information.The disclosure realize under low luminous environment faster, it is more accurately complete
Into focusing, color sensor not enough defect of light-inletting quantity under low luminous environment is compensate for, so that focus effects are improved, Jin Erti
High shooting effect finally.
As shown in figure 5, the third embodiment of the present disclosure proposes a kind of filming apparatus, applied to the mobile terminal, the shifting
Dynamic terminal includes the first camera and second camera, and described device specifically includes consisting of part：
Enquiry module 501, for when receiving shooting instruction, inquiring about the screening-mode of the mobile terminal.
Specifically, being provided with a variety of screening-modes on the mobile terminal, such as：Night scene screening-mode, personage shoot
Pattern, moving camera shooting pattern etc..Mobile terminal user also can self-defined shooting mould on the mobile terminal according to their needs
Formula, for specific photographed scene.
First taking module 502, for when the screening-mode of the terminal is the first screening-mode, passing through described first
Camera carries out focusing process to photographic subjects, controls the second camera according to the focusing process knot of first camera
Fruit is focused and shot to the photographic subjects；Wherein, the focusing process duration of first camera is less than described
The focusing process duration of second camera.
Specifically, the focusing process result includes：Positional information and focusing process information.
Further, the first taking module 502, including：
Focusing unit, for determining that position of the photographic subjects in the first photographed scene is believed by first camera
Breath, and focusing process is carried out to the photographic subjects, obtain focusing process information；First photographed scene is by described
What one camera was got.
Control unit, for controlling the second camera to be determined according to the positional information in the second photographed scene
The photographic subjects, and focusing process is carried out to the photographic subjects according to the focusing process information and shot；It is described
Second photographed scene is got by the second camera.
In the present embodiment, because the focusing process duration of the first camera is less than the focusing process of the second camera
Duration, so first camera is served only for focusing process, and without shooting, the second camera utilizes described first
The focusing process information of camera is shot.
Further, under the first screening-mode, first camera uses black and white image pickup mode, second shooting
Head is using colored image pickup mode.
The light-inletting quantity of the camera of black and white screening-mode is far longer than the light-inletting quantity of the camera of color camera pattern, because
This, under low luminous environment, the position of photographic subjects can be more accurately recognized by the camera of black and white screening-mode, and faster
Fast carries out focusing process to photographic subjects.In order to improve the focusing speed and accuracy of mobile terminal in shooting process, lead to
The camera for crossing black and white image pickup mode carries out rapid focus processing to photographic subjects, and the camera of color camera pattern is according to focusing
Processing information is shot to the photographic subjects again.In shooting process, the camera of color camera pattern is taken the photograph using black and white
As the focusing position of the camera of pattern, so that the focusing position of the camera of the color camera pattern is reached with most fast speed
To optimal, so that more rapidly clearer shot.
As shown in fig. 6, the fourth embodiment of the present disclosure proposes a kind of filming apparatus, applied to the mobile terminal, the shifting
Dynamic terminal includes the first camera and second camera, and described device specifically includes consisting of part：
Enquiry module 601, for when receiving shooting instruction, inquiring about the screening-mode of the mobile terminal.
Specifically, being provided with a variety of screening-modes on the mobile terminal, such as：Night scene screening-mode, personage shoot
Pattern, moving camera shooting pattern etc..Mobile terminal user also can self-defined screening-mode on the mobile terminal as needed, with
For specific photographed scene.
Second taking module 602, for when the screening-mode of the terminal is the second screening-mode, passing through described first
Camera and the second camera are shot to the photographic subjects jointly.
Specifically, under the second screening-mode, first camera and the second camera are using colored shooting
Pattern.It is common using first camera of colored image pickup mode and the second camera under the second screening-mode
The photographic subjects are focused and shot, so as to obtain a photo on the photographic subjects.I.e. described
Two screening-modes are the normal photographing modes carried out by the dual camera of mobile terminal.
Analysis module 603, the photo for being obtained to shooting carries out focusing analysis, if analysis result fails for focusing,
Correcting module 604 is triggered, if analysis result completes this time to shoot instruction, and store the photo to focus successfully.
Specifically, focusing analysis is to judge whether the photographic subjects are clear in the photo, if the photographic subjects
It is unintelligible in the photo, then focusing failure.
How to judge to focus and whether successfully belong to the known technology of those skilled in the art, be not intended to limit the present invention
Protection domain, is repeated no more here.The present invention is it is emphasised that judge how focusing carries out focusing process again after failing.
Correcting module 604, in the case of failure of focusing, the screening-mode of the mobile terminal to be converted into first
Screening-mode, and shooting instruction is re-emitted with retriggered enquiry module 601.
Enquiry module 601 inquires about the screening-mode of the mobile terminal again when receiving shooting instruction again.
Further, described device also includes：
First taking module 605, for when the screening-mode of the mobile terminal is the first screening-mode, by described
First camera carries out focusing process to photographic subjects, controls at focusing of the second camera according to first camera
Reason information is focused and shot to the photographic subjects；Wherein, the focusing process duration of first camera is less than
The focusing process duration of the second camera.
Specifically, the first taking module 605, is specifically included：
Focusing unit, for determining that position of the photographic subjects in the first photographed scene is believed by first camera
Breath, and focusing process is carried out to the photographic subjects, obtain focusing process information；First photographed scene is by described
What one camera was got.
Control unit, for controlling the second camera to be determined according to the positional information in the second photographed scene
The photographic subjects, and the photographic subjects are focused and shot according to the focusing process information；Described second
Photographed scene is got by the second camera.
In the present embodiment, because the focusing process duration of the first camera is less than the focusing process of the second camera
Duration, so first camera is served only for focusing process, and without shooting, the second camera utilizes described first
The focusing process information of camera is shot.
Further, under the first screening-mode, first camera uses black and white image pickup mode, second shooting
Head is using colored image pickup mode.
The light-inletting quantity of the camera of black and white screening-mode is far longer than the light-inletting quantity of the camera of color camera pattern, because
This, under low luminous environment, the position of photographic subjects can be more accurately recognized by the camera of black and white screening-mode, and faster
Fast carries out focusing process to photographic subjects.In order to improve the focusing speed and accuracy of mobile terminal in shooting process, lead to
The camera for crossing black and white image pickup mode carries out rapid focus processing to photographic subjects, and the camera of color camera pattern is according to focusing
Processing information is shot to the photographic subjects again.In shooting process, the camera of color camera pattern is taken the photograph using black and white
As the focusing position of the camera of pattern, so that the focusing position of the camera of the color camera pattern is reached with most fast speed
To optimal, so that more rapidly clearer shot.
In the case of photographic subjects in photo are unsharp, a camera in dual camera is set to black and white and clapped
Pattern is taken the photograph, another camera is set to color camera pattern.Because the light-inletting quantity of black and white screening-mode is far longer than colored bat
The light-inletting quantity of pattern is taken the photograph, therefore under low luminous environment, the focusing speed and effect of black and white screening-mode are all substantially better than colored bat
Take the photograph pattern.Focusing process, the camera root of color camera pattern are carried out to photographic subjects by the camera of black and white image pickup mode
The photographic subjects are shot according to focusing process information.The disclosure realize under low luminous environment faster, it is more accurately complete
Into focusing, color sensor not enough defect of light-inletting quantity under low luminous environment is compensate for, so that focus effects are improved, Jin Erti
High shooting effect finally.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property is included, so that process, method, article or device including a series of key elements not only include those key elements, and
And also including other key elements being not expressly set out, or also include for this process, method, article or device institute inherently
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Also there is other identical element in process, method, article or the device of key element.
Above-mentioned embodiment of the present disclosure sequence number is for illustration only, and the quality of embodiment is not represented.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Understood based on such, the technical scheme of the disclosure is substantially done to prior art in other words
Going out the part of contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are to cause a station terminal equipment (can be mobile phone, computer, clothes
It is engaged in device, air conditioner, or network equipment etc.) perform method described in the disclosure each embodiment.
Preferred embodiment of the present disclosure is these are only, the scope of the claims of the disclosure is not thereby limited, it is every to utilize this public affairs
Equivalent structure or equivalent flow conversion that specification and accompanying drawing content are made are opened, or is directly or indirectly used in other related skills
Art field, is similarly included in the scope of patent protection of the disclosure.
Claims (10)
1. a kind of filming apparatus, it is characterised in that applied to mobile terminal, the mobile terminal includes the first camera and second
Camera, described device includes：
Enquiry module, for when receiving shooting instruction, inquiring about the screening-mode of the mobile terminal；
First taking module, for when the screening-mode of the mobile terminal is the first screening-mode, being taken the photograph by described first
As head carries out focusing process to photographic subjects, the second camera is controlled according to the focusing process result of first camera
The photographic subjects are focused and shot；Wherein, the focusing process duration of first camera is less than described the
The focusing process duration of two cameras.
2. filming apparatus according to claim 1, it is characterised in that first taking module, is specifically included：
Focusing unit, for determining positional information of the photographic subjects in the first photographed scene by first camera, and
Focusing process is carried out to the photographic subjects, focusing process information is obtained；First photographed scene is taken the photograph by described first
As head is got；
Control unit, for controlling the second camera according to the positional information is determined in the second photographed scene
Photographic subjects, and focusing process is carried out to the photographic subjects according to the focusing process information and shot；Described second
Photographed scene is got by the second camera.
3. the filming apparatus according to claim 1 or 2, it is characterised in that under the first screening-mode, described first takes the photograph
Picture head uses black and white image pickup mode, and the second camera is using colored image pickup mode.
4. filming apparatus according to claim 1, it is characterised in that described device also includes：
Second taking module, for when the screening-mode of the mobile terminal is the second screening-mode, being taken the photograph by described first
As head and the second camera are shot to the photographic subjects jointly；
Analysis module, the photo for being obtained to shooting carries out focusing analysis；
Correcting module, for when the photographic subjects are unintelligible in the photo, by the screening-mode of the mobile terminal
The first screening-mode is converted to, and sends shooting instruction.
5. filming apparatus according to claim 4, it is characterised in that under the second screening-mode, first camera
With the second camera using colored image pickup mode.
6. a kind of image pickup method, it is characterised in that applied to mobile terminal, the mobile terminal includes the first camera and second
Camera, methods described includes：
When receiving shooting instruction, the screening-mode of the mobile terminal is inquired about；
When the screening-mode of the mobile terminal is the first screening-mode, photographic subjects are carried out by first camera
Focusing process, controls the second camera to be carried out according to the focusing process result of first camera to the photographic subjects
Focus and shot；Wherein, the focusing process duration of first camera is less than the focusing process of the second camera
Duration.
7. image pickup method according to claim 6, it is characterised in that it is described by first camera to photographic subjects
Focusing process is carried out, controls the second camera according to the focusing process result of first camera to the photographic subjects
Focused and shot, including：
Positional information of the photographic subjects in the first photographed scene is determined by first camera, and to the photographic subjects
Focusing process is carried out, focusing process information is obtained；First photographed scene is got by first camera；
The second camera is controlled to determine the photographic subjects, and root in the second photographed scene according to the positional information
The photographic subjects are carried out with focusing process according to the focusing process information and is shot；Second photographed scene is to pass through
What the second camera was got.
8. the image pickup method according to claim 6 or 7, it is characterised in that under the first screening-mode, described first takes the photograph
Picture head uses black and white image pickup mode, and the second camera is using colored image pickup mode.
9. image pickup method according to claim 6, it is characterised in that methods described also includes：
When the screening-mode of the mobile terminal is the second screening-mode, pass through first camera and second shooting
Head is shot to the photographic subjects jointly；
Focusing analysis is carried out to the photo that shooting is obtained；
When the photographic subjects are unintelligible in the photo, the screening-mode of the mobile terminal is converted into the first shooting
Pattern, and send shooting instruction.
10. image pickup method according to claim 9, it is characterised in that under the second screening-mode, first camera
With the second camera using colored image pickup mode.
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| CN201710204990.4A CN107018326B (en) | 2017-03-31 | 2017-03-31 | Shooting method and device |
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| CN201710204990.4A CN107018326B (en) | 2017-03-31 | 2017-03-31 | Shooting method and device |
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| CN109413324A (en) * | 2017-08-16 | 2019-03-01 | 中兴通讯股份有限公司 | A kind of image pickup method and mobile terminal |
| CN111083375A (en) * | 2019-12-27 | 2020-04-28 | 维沃移动通信有限公司 | Focusing method and electronic equipment |
| CN113079310A (en) * | 2020-01-03 | 2021-07-06 | 北京小米移动软件有限公司 | Automatic focusing method, automatic focusing device, electronic equipment and computer readable storage medium |
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| CN113079310A (en) * | 2020-01-03 | 2021-07-06 | 北京小米移动软件有限公司 | Automatic focusing method, automatic focusing device, electronic equipment and computer readable storage medium |
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| CN107018326B (en) | 2020-10-16 |
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