CN104333701B - Method and device for displaying camera preview pictures as well as terminal - Google Patents
Method and device for displaying camera preview pictures as well as terminal Download PDFInfo
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- CN104333701B CN104333701B CN201410705811.1A CN201410705811A CN104333701B CN 104333701 B CN104333701 B CN 104333701B CN 201410705811 A CN201410705811 A CN 201410705811A CN 104333701 B CN104333701 B CN 104333701B
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Abstract
The invention is suitable for the technical field of the terminals and provides a method and a device for displaying camera preview pictures as well as a terminal. The method comprises the following steps: transmitting a picture shot by a first camera to the display screen of the terminal in real time as a first preview picture; detecting a focused object in the preview picture; zooming a second camera to the region of the focused object and generating a second preview picture according to a picture shot by the second camera in real time; synthesizing the second preview picture with the specified pixel region of the first preview picture and simultaneously displaying the preview pictures on the display screen of the terminal. According to the method for displaying the camera preview pictures, a picture-in-picture effect can be shown on the display screen of the terminal in the shooting process, the whole shooting scene and the focused object are displayed simultaneously and the detailed preview of the focused object is realized; as a result, a picture poor in focused object display is prevented and the waste of time and system resources is avoided.
Description
Technical field
The invention belongs to field of terminal technology., more particularly to a kind of display packing of camera preview picture, device and end
End.
Background technology
At present, camera function has become one of basic function, Yong Huyi essential to the consumer electronics products such as mobile phone
Get used to recording using mobile phone whenever and wherever possible and sharing life image, the enjoyment that life of enjoying digital life brings.
Due to restriction of the mobile phone on screen size, when being taken pictures by mobile phone, user cannot see clearly well
The details of focusing object.For example, picture of the traveller station in wide grassland is shot by mobile phone, focusing object is the traveller
Face, then the photographed scene preview screen shown by mobile phone display screen, photographer cannot really see the traveller clearly
Facial expression, consequently, it is possible to possibly be present at the situation for completing to take pictures when traveller blinks, the effect that causes to take pictures is paid no attention to
Think, and consume photo opporunity in vain, and waste is caused to cell phone system resources and energy consumption.
The content of the invention
The purpose of the embodiment of the present invention is to provide a kind of display packing of camera preview picture, device and terminal, it is intended to
When solving to pass through mobile phone photograph at this stage, mobile phone display screen cannot realize the problem of preview to the details of object of focusing.
A kind of first aspect, there is provided display packing of camera preview picture, including：The picture that first photographic head is shot
The display screen of real-time Transmission to terminal, as the first preview screen；Detect the focusing object in the preview screen；Second is made to take the photograph
As head zoom to the focusing object area, the second preview screen is generated according to the picture of the second camera captured in real-time；
Second preview screen is blended in the specified pixel region of first preview screen, it is simultaneously aobvious in the display screen of terminal
Show.
It is in the first possible implementation of first aspect, described that second preview screen is blended into into described
In the specified pixel region of one preview screen, including：Obtain the image resolution ratio in the specified pixel region；It is pre- by described second
Picture compression is look to described image resolution, is covered on the specified pixel region.
It is in second possible implementation of first aspect, described to make second camera zoom to the focusing object
Region, generates the second preview screen according to the picture of the second camera captured in real-time, including：Obtain the specified pixel area
The image resolution ratio in domain；The imaging resolution of the second camera is adjusted to into described image resolution sizes；Make described
Two photographic head zooms generate described image resolution according to the picture of the second camera captured in real-time to the focusing object
Second preview screen of size.
In the third possible implementation of first aspect, the specified pixel region is in first preview screen
In position include：The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner.
With reference to any one possible implementation of first aspect or first aspect, in the 4th kind of possible implementation
In, methods described also includes：The drag operation to second preview screen is detected in the display screen of terminal；Drag described in obtaining
The dragging track of dynamic operation and final position；Second preview screen is moved along the dragging track, and Landfill covering
On the pixel region that the final position is located.
A kind of second aspect, there is provided display device of camera preview picture, including：First display unit, for by
The display screen of the picture real-time Transmission to terminal that one photographic head shoots, as the first preview screen；First detector unit, for examining
The focusing object surveyed in the preview screen；Signal generating unit, for making second camera zoom to the focusing object area, root
The second preview screen is generated according to the picture of the second camera captured in real-time；Second display unit, for pre- by described second
Picture of looking at is blended in the specified pixel region of first preview screen, is shown in the display screen of terminal simultaneously.
In the first possible implementation of second aspect, second display unit includes：First obtains son list
Unit, for obtaining the image resolution ratio in the specified pixel region；Subelement is covered, for second preview screen is compressed
To described image resolution, it is covered on the specified pixel region.
In second possible implementation of second aspect, the signal generating unit includes：Second obtains subelement, uses
In the image resolution ratio for obtaining the specified pixel region；Adjustment subelement, differentiates for the imaging by the second camera
Rate is adjusted to described image resolution sizes；Subelement is shot, for making the second camera zoom to the focusing object,
Second preview screen of described image resolution sizes is generated according to the picture of the second camera captured in real-time.
In the third possible implementation of second aspect, the specified pixel region is in first preview screen
In position include：The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner.
With reference to any one possible implementation of second aspect or second aspect, in the 4th kind of possible implementation
In, described device also includes：Second detector unit, drags to second preview screen for detecting in the display screen of terminal
Dynamic operation；Acquiring unit, for obtaining dragging track and the final position of the drag operation；3rd display unit, for inciting somebody to action
Second preview screen is moved along the dragging track, and the pixel region that is located in the final position of Landfill covering it
On.
A kind of third aspect, there is provided terminal, the terminal include the display device of camera preview picture as above.
In the first possible implementation of the third aspect, the terminal includes smart mobile phone or flat board.
The embodiment of the present invention can be presented the effect of picture-in-picture on terminal display screen during taking pictures, to entirely taking pictures
Scene and focusing object are carried out while shows, realize the details preview to object of focusing, and are prevented from shooting and are focused object performance not
Good photo, it is to avoid waste to time and system resource.
Description of the drawings
Fig. 1 is the flowchart of the display packing of camera preview picture provided in an embodiment of the present invention；
Fig. 2 is the position exemplary plot of the first photographic head provided in an embodiment of the present invention and second camera；
Fig. 3 is the exemplary plot of the first preview screen provided in an embodiment of the present invention and the second preview screen；
Fig. 4 is the synthetic effect figure of the first preview screen provided in an embodiment of the present invention and the second preview screen；
Fig. 5 is that display packing S104 of camera preview picture provided in an embodiment of the present invention implements flow chart；
Fig. 6 is that display packing S104 of the camera preview picture that another embodiment of the present invention is provided implements flow process
Figure；
Fig. 7 is the flowchart of the display packing of the camera preview picture that another embodiment of the present invention is provided；
Fig. 8 is the schematic diagram that drag operation is carried out to the second preview screen provided in an embodiment of the present invention；
Fig. 9 is the structured flowchart of the display device of camera preview picture provided in an embodiment of the present invention；
Figure 10 is the block diagram of the part-structure of the mobile phone related to terminal provided in an embodiment of the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, it is below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only to explain the present invention, and
It is not used in the restriction present invention.
The display packing and device of camera preview picture provided in an embodiment of the present invention can apply to be integrated with photographic head
In the terminal unit of display screen, including smart mobile phone, flat board, palm PC (Personal Digital Assistant,
PDA), photographing unit, etc..Wherein, the photographic head in terminal for realize take pictures, camera function, and display screen be used for realize it is right
The preview function of shooting picture, i.e. shown by the picture to the current income of photographic head in real time, for user's preview, from
And reach the effect of view finder.
What Fig. 1 showed the display packing of camera preview picture provided in an embodiment of the present invention realizes flow process, and details are as follows：
In S101, the display screen of the picture real-time Transmission to terminal that the first photographic head is shot is drawn as the first preview
Face.
In the present embodiment, the process of the operating system of terminal is monitored, in operating system is listened to
When " camera " application program is invoked into front stage operation, start the first photographic head of terminal first, and by the first camera imaging
Picture exported into the display screen of terminal in real time, show as preview screen.
Specifically, the picture that the first photographic head is photographed generates optical imagery by its camera lens, then projects on sensor,
Then optical imagery is converted into the signal of telecommunication, and the signal of telecommunication is changed into digital signal through analog digital conversion again, and digital signal adds through DSP
Work process, then is processed in being sent to terminal handler, on the display screen of final output to terminal, become user it can be seen that
Live preview picture.
In S102, the focusing object in the preview screen is detected.
When focusing instruction issuing, the focusing object that detection focusing instruction is indicated in preview screen, once and focus
Instruction issuing, then according to normal handling process, the focusing object to determining performs focus operation to the first photographic head, and adjustment is burnt
Away from, by focus fall focusing object on, make focusing image objects clear.
What the focusing was instructed assigning following two modes of can at least include：Possessing the display of touch function by user
The scenery in preview screen is clicked on screen, the selected object for needing to be focused；By the good focusing of system configuration
Mode, is assigned automatically focusing instruction when shoot button touches, wherein, focusing mode is included but is not limited to：Center-spot, refer to
Determine region focusing, etc., correspondingly, object of focusing during center-spot is the object positioned at preview screen center, it is intended that region
Object of focusing during focusing is the object positioned at preview screen designated area.
In S103, make second camera zoom to the focusing object area, clapped according to the second camera in real time
The picture taken the photograph generates the second preview screen.
In the present embodiment, the terminal is provided simultaneously with two photographic head, and the first photographic head and second camera are located at
On the same side panel of the terminal, it is preferable that the first photographic head and second camera can be adjacent, positioned at same bat
The photographic head taken the photograph in plane.As a kind of implementation example, Fig. 2 shows that the first photographic head 21 and second camera 22 are configured in
A kind of specific implementation on mobile phone 23.
The second camera, " camera " application program that can be in operating system is listened to are invoked into front stage operation
When, start with the first photographic head simultaneously, it is also possible to start after S102 detects the focusing object in preview screen.
Second camera after start-up, based on object of focusing, performs zoom operation in its zooming range, changes
The focal length of its camera lens, reaches the effect that focusing object is zoomed into picture.Wherein, the zoom mode of second camera can be number
Zoom or optical zoom, the focal range of the camera lens of the zooming range, i.e. second camera itself, representing the camera lens can
Depending on the size of scope, focal length is more big, and it is less to represent visible range, conversely, focal length is more little, represents visible range bigger.For example,
The zoom lens of 18-135mm, the focal length of its Radix Rumiciss section (i.e. the maximum situation of visual range) is 18mm, and narrow angle section is (i.e. visual
The minimum situation of scope) focal length be 135mm.In the present embodiment, second camera zoom leads to the focusing object area
For Chang Yiyi is upper, it is by second camera zoom to the larger position of focal length, so as to visual range to be only locked in focusing
Object area, reaches the effect that picture is zoomed into object of focusing.
Used as an implementation example of the present invention, Fig. 3 shows
The exemplary plot in face, wherein, it is the focusing object selected in the first preview screen shown in the second preview screen.
In S104, second preview screen is blended in the specified pixel region of first preview screen,
The display screen of terminal is shown simultaneously.
In the present embodiment, the second preview screen is superimposed upon on the first preview screen, and covers the first preview screen
The pixel in specified pixel region, so as to obtain for the first preview screen synthesizing the effect for showing with the second preview screen, and exports
Show into the display screen of terminal.Preferably synthesize display effect to reach, it is to avoid the main contents quilt of the second preview screen
Cover, in the present embodiment, the specified pixel region will be only the partial pixel region of the first preview screen, it is preferable that refer to
Determine that pixel region only occupies the first preview screen 1/9th.
Wherein, position of the specified pixel region in first preview screen includes：
The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner, above-mentioned position difference corresponding the
One preview screen is as shown in Figure 4 with the synthesis display effect of the second preview screen.
The display packing of the preview screen of taking pictures provided by embodiment illustrated in fig. 1, can be during taking pictures at end
The effect of picture-in-picture is presented on the display screen of end, to entirely taking pictures scene and focusing object is carried out while shows, realization is to focusing thing
The details preview of body, prevent from shooting the photo that focusing object is performed poor, it is to avoid the waste to time and system resource.
As further explaining to embodiment illustrated in fig. 1, below by way of several embodiments, be specifically described by
Second preview screen is blended into the implementation method of the first preview screen：
As one embodiment of the present of invention, can the second preview screen generate after to the preview screen at
Reason so as among being effectively blended into the first preview screen.As shown in figure 5, in the present embodiment, S104 is specially：
S501, obtains the image resolution ratio in the specified pixel region.
The quantity of the pixel included in the image resolution ratio in the specified pixel region, i.e. the specified pixel region.
For example, the image resolution ratio of 1024*768, that is, represent and include 1024 pixels on each horizontal line of the image, altogether
There are 768 horizontal lines.
Due to specified pixel region, it is known that therefore, the image resolution ratio in the region can be stored in advance in data base,
When performing S501 by calling data base by get the image resolution ratio in the specified pixel region.
S502, second preview screen is compressed to after described image resolution, is covered in the specified pixel region
On.
The second preview screen that second camera shoots is compressed, the image resolution ratio in specified pixel region is compressed to
Size so as to can be accommodated in the specified pixel region, be covered on specified pixel region just.
As another embodiment of the present invention, second can be generated according to the image resolution ratio in specified pixel region directly
Preview screen so as among being effectively blended into the first preview screen.As shown in fig. 6, in the present embodiment, S104 is specially：
S601, obtains the image resolution ratio in the specified pixel region.
The acquisition modes of specified pixel area image resolution can be as described in Fig. 5 embodiments S501.
The imaging resolution of the second camera is adjusted to described image resolution sizes by S602.
S603, makes the second camera zoom to the focusing object, shoots and generate described image resolution sizes
Second preview screen.
In S602, the imaging resolution of second camera shooting image is directly adjusted to the figure in the specified pixel region
As resolution sizes, consequently, it is possible to the picture that second camera shoots in S603 will be directly defeated according to the image resolution ratio size
Go out.As the resolution in specified pixel region is generally less than the ultimate resolution that second camera can be imaged, therefore compare
In embodiment illustrated in fig. 5 of the present invention, second camera in the present embodiment, is directly made to be shot using relatively low resolution, can
Terminal flash memory space is effectively saved, system resource is saved.
On ordinary meaning in fact, the length-width ratio of the image captured by the first photographic head and second camera is all identical,
Therefore, once the image that second camera shoots can be directly compressed into and is consistent with the image resolution ratio size, and if going out
The length-width ratio of the image captured by existing first photographic head and second camera is not corresponded, it is still desirable to which second after ensureing to compress is pre-
Picture of looking at can be accommodated in specified pixel region, with ensure finally when being synthesized the second preview screen will not block the
Picture outside one preview screen specified pixel region, and black picture element can be used in remaining other regions in specified pixel region
Or the pixel of other gray values is filled.
As one embodiment of the present of invention, after the second preview screen with the synthesis of the first preview screen, in order to ensure
The full content of the first preview screen can be obtained and be represented, and drag operation can be carried out to the second preview screen, pre- by second
Picture of looking at is dragged to other pixel regions of the first preview screen, neatly to adjust the position occupied by the second preview screen.
As shown in fig. 7, after S104, methods described also includes：
In S701, the drag operation to second preview screen is detected in the display screen of terminal.
In S702, dragging track and the final position of the drag operation are obtained.
Wherein, the drag operation can realize in the display screen for be integrated with touch panel that the drag operation is with specified
Pixel region is original position, by detecting user's finger sliding trace on a display screen, gets the drag operation
Drag track and final position.
In S703, second preview screen is moved along the dragging track, and Landfill covering is in the termination
On the pixel region that position is located.
Wherein, the pixel region that the final position is located, i.e., centered on the touch point of the final position, area is finger
The region of fixation element area size.
Fig. 8 shows the dragging track of the second preview screen in a drag operation, by dragging the second preview screen,
Can represent in the first preview screen by the content of the second preview screen institute shield portions, it is ensured that the full content of photographed scene is equal
Can be represented.
It should be understood that in embodiments of the present invention, the size of the sequence number of above-mentioned each process is not meant to the elder generation of execution sequence
Afterwards, the execution sequence of each process should be determined with its function and internal logic, and should not be to the implementation process structure of the embodiment of the present invention
Into any restriction.
The method for previewing of the scene of taking pictures provided corresponding to the embodiment of the present invention, Fig. 9 show that the embodiment of the present invention is carried
For scene of taking pictures pre-viewing device structured flowchart, the device can run on and be integrated with the terminal of photographic head and display screen and set
Among standby, such as smart mobile phone, flat board, PDA, photographing unit, etc..For convenience of description, illustrate only related to the present embodiment
Part.
With reference to Fig. 9, the device includes：
First display unit 91, the display screen of the picture real-time Transmission to terminal that the first photographic head is shot, as first
Preview screen.
First detector unit 92, detects the focusing object in the preview screen.
Signal generating unit 93, makes second camera zoom to the focusing object area, real-time according to the second camera
The picture of shooting generates the second preview screen.
Second preview screen is blended into the specified pixel region of first preview screen by the second display unit 94
In, shown in the display screen of terminal simultaneously.
Alternatively, second display unit 94 includes：
First obtains subelement, obtains the image resolution ratio in the specified pixel region.
Subelement is covered, second preview screen is compressed to after described image resolution, the specified picture is covered in
On plain region.
Alternatively, the signal generating unit 93 includes：
Second obtains subelement, obtains the image resolution ratio in the specified pixel region.
The imaging resolution of the second camera is adjusted to described image resolution sizes by adjustment subelement.
Subelement is shot, and the second camera zoom is made to the focusing object, it is real-time according to the second camera
The picture of shooting generates second preview screen of described image resolution sizes.
Alternatively, position of the specified pixel region in first preview screen includes：
The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner.
Alternatively, described device also includes：
Second detector unit, detects the drag operation to second preview screen in the display screen of terminal.
Acquiring unit, obtains dragging track and the final position of the drag operation.
3rd display unit, second preview screen is moved along the dragging track, and Landfill covering is described
On the pixel region that final position is located.
Figure 10 is illustrated that the block diagram of the part-structure of the mobile phone related to terminal provided in an embodiment of the present invention.With reference to figure
10, mobile phone includes：Radio frequency (Radio Frequency, RF) circuit 1010, memorizer 1020, input block 1030, display unit
1040th, the first photographic head 1050, second camera 1060, and the part such as processor 1070.Those skilled in the art can manage
Solution, the handset structure illustrated in Figure 10 do not constitute the restriction to mobile phone, can include than illustrating more or less of part, or
Person combines some parts, or different part arrangements.
Each component parts of mobile phone are specifically introduced with reference to Figure 10：
RF circuits 1010 can be used to receiving and sending messages or communication process in, the reception and transmission of signal, especially, by base station
After downlink information is received, process to processor 1070；In addition, up data is activation will be designed to base station.Generally, RF circuits bag
Include but be not limited to antenna, at least one amplifier, transceiver, bonder, low-noise amplifier (Low Noise
Amplifier, LNA), duplexer etc..Additionally, RF circuits 1010 can also be logical with network and other equipment by radio communication
Letter.Above-mentioned radio communication can use arbitrary communication standard or agreement, including but not limited to global system for mobile communications (Global
System of Mobile communication, GSM), general packet radio service (General Packet Radio
Service, GPRS), CDMA (Code Division Multiple Access, CDMA), WCDMA
(Wideband Code Division Multiple Access, WCDMA), Long Term Evolution (Long Term Evolution,
LTE)), Email, Short Message Service (Short Messaging Service, SMS) etc..
Memorizer 1020 can be used to store software program and module, and processor 1070 is stored in memorizer by operation
1020 software program and module, so as to perform various function application and the data processing of mobile phone.Memorizer 1020 can be led
Storing program area to be included and storage data field, wherein, storing program area can storage program area, needed at least one function
Application program (such as sound-playing function, image player function etc.) etc.；Storage data field can store the use institute according to mobile phone
Data (such as voice data, phone directory etc.) of establishment etc..Additionally, memorizer 1020 can be stored including high random access
Device, can also include nonvolatile memory, and for example, at least one disk memory, flush memory device or other volatibility are solid
State memory device.
Input block 1030 can be used for the numeral or character information of receives input, and generation is set with the user of mobile phone 1000
Put and the input of key signals that function control is relevant.Specifically, input block 1030 may include contact panel 1031 and other
Input equipment 1032.Contact panel 1031, also referred to as touch screen, user can be collected thereon or neighbouring touch operation (such as
User is using any suitable objects such as finger, stylus or adnexa on contact panel 1031 or near contact panel 1031
Operation), and corresponding attachment means are driven according to formula set in advance.Optionally, contact panel 1031 may include to touch inspection
Survey two parts of device and touch controller.Wherein, touch detecting apparatus detect the touch orientation of user, and detect touch operation
The signal for bringing, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and will
It is converted into contact coordinate, then gives processor 1070, and the order sent of receiving processor 1070 can be performed.This
Outward, contact panel 1031 can be realized using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except touching
Control panel 1031, input block 1030 can also include other input equipments 1032.Specifically, other input equipments 1032 can be with
Including but not limited to physical keyboard, function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
In one or more.
Display unit 1040 can be used for show by user input information or be supplied to user information and mobile phone it is each
Plant menu.Display unit 1040 may include display screen 1041, optionally, can adopt liquid crystal display (Liquid Crystal
Display, LCD), the form such as Organic Light Emitting Diode (Organic Light-Emitting Diode, OLED) it is aobvious to configure
Display screen 1041.Further, contact panel 1031 can cover display screen 1041, when contact panel 1031 detect it is thereon or attached
After near touch operation, processor 1070 is sent to determine the type of touch event, with preprocessor 1070 according to touch thing
The type of part provides corresponding visual output on display screen 1041.Although in Fig. 10, contact panel 1031 and display screen
1041 be as two independent parts realizing input and the input function of mobile phone, but in some embodiments it is possible to will
Contact panel 1031 is integrated with display screen 1041 and input that realize mobile phone and output function.
Processor 1070 is the control centre of mobile phone, using various interfaces and the various pieces of connection whole mobile phone,
Software program and/or module in memorizer 1020 are stored in by running or performing, and are called and is stored in memorizer 1020
Interior data, perform the various functions and processing data of mobile phone, so as to carry out integral monitoring to mobile phone.Optionally, processor
1070 may include one or more processing units；Preferably, processor 1070 can integrated application processor and modulation /demodulation process
Device, wherein, application processor mainly processes operating system, user interface and application program etc., and modem processor is mainly located
Reason radio communication.It is understood that above-mentioned modem processor can not also be integrated in processor 1070.
Although not shown, mobile phone 1000 can also include power supply, wireless module, bluetooth module, voicefrequency circuit, sensor
Deng will not be described here.
In embodiments of the present invention, the processor 1070 included by the terminal also has following functions：Camera preview picture
Display packing, including：
The display screen of the picture real-time Transmission to terminal that the first photographic head is shot, as the first preview screen；
Detect the focusing object in the preview screen；
Make second camera zoom to the focusing object area, given birth to according to the picture of the second camera captured in real-time
Into the second preview screen；
Second preview screen is blended in the specified pixel region of first preview screen, in the display of terminal
Screen is shown simultaneously.
Further, the specified pixel region that second preview screen is blended into first preview screen
In, including：
Obtain the image resolution ratio in the specified pixel region；
Second preview screen is compressed to after described image resolution, is covered on the specified pixel region.
Further, it is described to make second camera zoom to the focusing object area, according to the second camera reality
When the picture that shoots generate the second preview screen, including：
Obtain the image resolution ratio in the specified pixel region；
The imaging resolution of the second camera is adjusted to into described image resolution sizes；
Make the second camera zoom to the focusing object, given birth to according to the picture of the second camera captured in real-time
Into second preview screen of described image resolution sizes.
Further, position of the specified pixel region in first preview screen includes：
The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner.
Further, methods described also includes：
The drag operation to second preview screen is detected in the display screen of terminal；
Obtain dragging track and the final position of the drag operation；
Second preview screen moved along the dragging track, and Landfill covering is located in the final position
On pixel region.
Those of ordinary skill in the art are it is to be appreciated that the list of each example described with reference to the embodiments described herein
Unit and algorithm steps, being capable of being implemented in combination in electronic hardware or computer software and electronic hardware.These functions are actually
Performed with hardware or software mode, depending on the application-specific and design constraint of technical scheme.Professional and technical personnel
Each specific application can be used different methods to realize described function, but this realization it is not considered that exceeding
The scope of the present invention.
Those skilled in the art can be understood that, for convenience and simplicity of description, the system of foregoing description,
The specific work process of device and unit, may be referred to the corresponding process in preceding method embodiment, will not be described here.
In several embodiments provided herein, it should be understood that disclosed system, apparatus and method, can be with
Realize by another way.For example, device embodiment described above is only schematic, for example, the unit
Divide, only a kind of division of logic function can have other dividing mode, such as multiple units or component when actually realizing
Can with reference to or be desirably integrated into another system, or some features can be ignored, or not perform.It is another, it is shown or
The coupling each other for discussing or direct-coupling or communication connection can be the indirect couplings by some interfaces, device or unit
Close or communicate to connect, can be electrical, mechanical or other forms.
The unit as separating component explanation can be or may not be it is physically separate, it is aobvious as unit
The part for showing can be or may not be physical location, you can local to be located at one, or can also be distributed to multiple
On NE.Some or all of unit therein can be selected according to the actual needs to realize the mesh of this embodiment scheme
's.
In addition, each functional unit in each embodiment of the invention can be integrated in a processing unit, it is also possible to
It is that unit is individually physically present, it is also possible to which two or more units are integrated in a unit.
If the function is realized using in the form of SFU software functional unit and as independent production marketing or when using, can be with
It is stored in a computer read/write memory medium.Based on such understanding, technical scheme is substantially in other words
The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, is used including some instructions so that a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each embodiment methods described of the invention.
And aforesaid storage medium includes：USB flash disk, portable hard drive, read only memory (ROM, Read-Only Memory), random access memory are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.
The above, the only specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
Claims (12)
1. a kind of display packing of camera preview picture, it is characterised in that include：
The display screen of the picture real-time Transmission to the terminal that the first photographic head of terminal is shot, as the first preview screen；
When focusing instruction issuing, the focusing object in the preview screen is detected；
The second camera zoom of the terminal is made to the focusing object area, to zoom into picture to the focusing object, and
Second preview screen is generated according to the picture of the second camera captured in real-time；
Second preview screen is blended in the specified pixel region of first preview screen, it is same in the display screen of terminal
When show.
2. the method for claim 1, it is characterised in that described that second preview screen is blended into described first is pre-
Look in the specified pixel region of picture, including：
Obtain the image resolution ratio in the specified pixel region；
Second preview screen is compressed to after described image resolution, is covered on the specified pixel region.
3. the method for claim 1, it is characterised in that described to make second camera zoom to the focusing object areas
Domain, generates the second preview screen according to the picture of the second camera captured in real-time, including：
Obtain the image resolution ratio in the specified pixel region；
The imaging resolution of the second camera is adjusted to into described image resolution sizes；
Make the second camera zoom to the focusing object, institute is generated according to the picture of the second camera captured in real-time
State second preview screen of image resolution ratio size.
4. the method for claim 1, it is characterised in that the specified pixel region is in first preview screen
Position includes：
The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner.
5. the method as described in any one of claim 1-4, it is characterised in that methods described also includes：
The drag operation to second preview screen is detected in the display screen of terminal；
Obtain dragging track and the final position of the drag operation；
Second preview screen is moved along the dragging track, and the pixel that Landfill covering is located in the final position
On region.
6. a kind of display device of camera preview picture, it is characterised in that include：
First display unit, the display screen of the picture real-time Transmission to the terminal shot for the first photographic head by terminal,
As the first preview screen；
First detector unit, for, when focusing instruction issuing, detecting the focusing object in the preview screen；
Signal generating unit, for making the second camera zoom of the terminal to the focusing object area, with to the focusing thing
Body zooms into picture, and generates the second preview screen according to the picture of the second camera captured in real-time；
Second display unit, for second preview screen to be blended into the specified pixel region of first preview screen
In, shown in the display screen of terminal simultaneously.
7. device as claimed in claim 6, it is characterised in that second display unit includes：
First obtains subelement, for obtaining the image resolution ratio in the specified pixel region；
Subelement is covered, for second preview screen is compressed to after described image resolution, the specified picture is covered in
On plain region.
8. device as claimed in claim 6, it is characterised in that the signal generating unit includes：
Second obtains subelement, for obtaining the image resolution ratio in the specified pixel region；
Adjustment subelement, for the imaging resolution of the second camera is adjusted to described image resolution sizes；
Subelement is shot, it is for making the second camera zoom to the focusing object, real-time according to the second camera
The picture of shooting generates second preview screen of described image resolution sizes.
9. device as claimed in claim 6, it is characterised in that the specified pixel region is in first preview screen
Position includes：
The upper left corner of first preview screen, the upper right corner, the lower left corner or the lower right corner.
10. the device as described in any one of claim 6-9, it is characterised in that described device also includes：
Second detector unit, for the drag operation to second preview screen is detected in the display screen of terminal；
Acquiring unit, for obtaining dragging track and the final position of the drag operation；
3rd display unit, for second preview screen is moved along the dragging track, and Landfill covering is described
On the pixel region that final position is located.
11. a kind of terminals, it is characterised in that the terminal includes that the camera preview as described in any one of claim 6-10 is drawn
The display device in face.
12. terminals as claimed in claim 11, it is characterised in that the terminal includes smart mobile phone or flat board.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410705811.1A CN104333701B (en) | 2014-11-28 | 2014-11-28 | Method and device for displaying camera preview pictures as well as terminal |
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| CN201410705811.1A CN104333701B (en) | 2014-11-28 | 2014-11-28 | Method and device for displaying camera preview pictures as well as terminal |
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| CN104333701A CN104333701A (en) | 2015-02-04 |
| CN104333701B true CN104333701B (en) | 2017-04-26 |
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| CN105519103A (en) * | 2015-10-22 | 2016-04-20 | 深圳市锐明技术股份有限公司 | Vehicle monitoring method and apparatus |
| KR102536083B1 (en) * | 2015-12-24 | 2023-05-24 | 삼성전자주식회사 | Imaging device, electronic device and image acquisition method of the same |
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| KR102593824B1 (en) * | 2016-08-31 | 2023-10-25 | 삼성전자주식회사 | Method for controlling a camera and electronic device thereof |
| KR102611056B1 (en) | 2017-01-16 | 2023-12-07 | 엘지전자 주식회사 | Mobile terminal and Method for controlling the same |
| CN106909274B (en) * | 2017-02-27 | 2020-12-15 | 南京车链科技有限公司 | Image display method and device |
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| CN108632536B (en) * | 2018-07-31 | 2020-10-30 | Oppo广东移动通信有限公司 | Camera control method and device, terminal and storage medium |
| CN109525819B (en) * | 2018-12-19 | 2024-01-09 | 深圳市宇通联发科技有限公司 | Picture-in-picture display device for shooting |
| CN109729266A (en) * | 2018-12-25 | 2019-05-07 | 努比亚技术有限公司 | A kind of image capturing method, terminal and computer readable storage medium |
| CN110072059A (en) * | 2019-05-28 | 2019-07-30 | 珠海格力电器股份有限公司 | Image shooting device and method and terminal |
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| CN114205522B (en) * | 2020-01-23 | 2023-07-18 | 华为技术有限公司 | Method for long-focus shooting and electronic equipment |
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