CN107248137A - A kind of method and mobile terminal for realizing image procossing - Google Patents
A kind of method and mobile terminal for realizing image procossing Download PDFInfo
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- CN107248137A CN107248137A CN201710286268.XA CN201710286268A CN107248137A CN 107248137 A CN107248137 A CN 107248137A CN 201710286268 A CN201710286268 A CN 201710286268A CN 107248137 A CN107248137 A CN 107248137A
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 230000000007 visual effect Effects 0.000 claims abstract description 27
- 238000012545 processing Methods 0.000 claims description 16
- 238000005516 engineering process Methods 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 abstract description 7
- 238000003786 synthesis reaction Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 13
- 230000006870 function Effects 0.000 description 10
- 230000006854 communication Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
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- 230000007774 longterm Effects 0.000 description 2
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- G06T3/14—
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- G06T5/94—
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/50—Depth or shape recovery
- G06T7/55—Depth or shape recovery from multiple images
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
Abstract
The embodiments of the invention provide a kind of method and mobile terminal for realizing image procossing, including：Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；The depth value obtained according to calculating determines three splicing regions being made up of when being spliced the first multi-view image and the second multi-view image；Brightness adjustment is carried out to splicing regions according to the monochrome information and distance parameter of splicing regions, and shooting image is generated according to the brightness value after adjustment and stitching image is generated according to the brightness value after adjustment；Wherein, three splicing regions include the first stitching image region, middle stitching image region, the second stitching image region of stitching image；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.The embodiment of the present invention avoids light and shade change during image synthesis, improves the display quality of stitching image, improves the usage experience of user.
Description
Technical field
The present invention relates to multimedia technology, espespecially a kind of method and mobile terminal for realizing image procossing.
Background technology
By the binocular camera on mobile terminal take pictures that visual angle can be improved, but the flash lamp of mobile terminal is set
For in the side of binocular camera so that when close shot is shot, due to binocular camera and the distance problem of flash lamp, make
Obtain the light filling effect that the light filling effect of the camera acquisition of the side away from flash lamp and the camera of close flash lamp are obtained
There is difference, obvious comparison of light and shade occur, cause when carrying out image synthesis, occur in that obvious light and shade change, edge part
Picture material resolution can not be carried out by dividing.
The content of the invention
For above-mentioned technical problem, the embodiments of the invention provide a kind of method and mobile terminal for realizing image procossing,
Image displaying quality and the usage experience of user can be improved.
The embodiments of the invention provide a kind of method for realizing image procossing, including：
Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；
The depth value obtained according to calculating determines what is be made up of when being spliced the first multi-view image and the second multi-view image
Three splicing regions；
According to the monochrome information and distance parameter of splicing regions to splicing regions carry out brightness adjustment, and according to adjustment after
Brightness value generates shooting image and generates stitching image according to the brightness value after adjustment；
Wherein, the first stitching image region of three splicing regions including stitching image, middle stitching image region,
Second stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Optionally, first multi-view image is LOOK LEFT image, and second multi-view image is LOOK RIGHT image, described
Calculating the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition includes：
To each pixel in first multi-view image, searched for by image matching technology from the second multi-view image with
The match point of the pixel Point matching, the depth value of the pixel is calculated according to triangulation technique.
Optionally, first multi-view image is LOOK LEFT image, and second multi-view image is LOOK RIGHT image, described
First stitching image region is left side stitching image region, and the second stitching image region is right side stitching image region；Institute
State three spellings being made up of when the depth value obtained according to calculating determines to be spliced the first multi-view image and the second multi-view image
Connecing region includes：
By the left boundary of the pixel-map of the right area of the LOOK LEFT image to the right side stitching image region；
By the right border of the pixel-map of the coordinates regional of the LOOK RIGHT image to the left side stitching image region；
Wherein, the pixel of the right area of the LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to
The pixel coordinate x1=x-Dl (x, y) of the left boundary in the right side stitching image region, y1=y；The LOOK RIGHT image
The pixel of left area is Pr (x, y), when depth value is Dr (x, y), is mapped to the right side in the left side stitching image region
The pixel coordinate x2=x+Dr (x, y) on boundary, y2=y.
Optionally, the monochrome information includes the pixel intensity average M1 in the first stitching image region, middle stitching image
The pixel intensity average M2 in region, the pixel intensity average M3 in the second stitching image region, the distance parameter include three institutes
State the center point P 1, the center point P 2 in middle stitching image region, the second spliced map in the first stitching image region of splicing regions
As the center point P 3 in region, the space length D12 of center point P 1 and P2, center point P 2 and P3 space length D23.
Optionally, the monochrome information and distance parameter according to splicing regions carries out brightness adjustment bag to splicing regions
Include：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image
The distance of the center point P 2 in region is D1(x, y), its brightness adjustment is：
To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image
The distance of the center point P 2 in region is D2(x, y), its brightness adjustment is：
On the other hand, the embodiment of the present invention also provides a kind of mobile terminal, including：
First camera, is configured to shoot the first multi-view image；
Second camera, is configured to shoot the second multi-view image；
Be stored with the memory of picture processing program；
Processor, is configured to perform described image processing routine to perform operations described below：
Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；
The depth value obtained according to calculating determines what is be made up of when being spliced the first multi-view image and the second multi-view image
Three splicing regions；
According to the monochrome information and distance parameter of splicing regions to splicing regions carry out brightness adjustment, and according to adjustment after
Brightness value generates shooting image and generates stitching image according to the brightness value after adjustment；
Wherein, the first stitching image region of three splicing regions including stitching image, middle stitching image region,
Second stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Optionally, first multi-view image is LOOK LEFT image, and second multi-view image is LOOK RIGHT image, described
Processor, is configured to perform described image processing routine to calculate the first multi-view image and the second visual angle of binocular camera acquisition
The depth value of the pixel of each in image includes：
To each pixel in first multi-view image, searched for by image matching technology from the second multi-view image with
The match point of the pixel Point matching, the depth value of the pixel is calculated according to triangulation technique.
Optionally, first multi-view image is LOOK LEFT image, and second multi-view image is LOOK RIGHT image, described
First stitching image region is left side stitching image region, and the second stitching image region is right side stitching image region；Institute
Processor is stated, by first when being configured to perform described image processing routine to determine to be spliced according to the depth value for calculating acquisition
Three splicing regions of multi-view image and the second multi-view image composition include：
By the left boundary of the pixel-map of the right area of the LOOK LEFT image to the right side stitching image region；
By the right border of the pixel-map of the coordinates regional of the LOOK RIGHT image to the left side stitching image region；
Wherein, the pixel of the right area of the LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to
The pixel coordinate x1=x-Dl (x, y) of the left boundary in the right side stitching image region, y1=y；The LOOK RIGHT image
The pixel of left area is Pr (x, y), when depth value is Dr (x, y), is mapped to the right side in the left side stitching image region
The pixel coordinate x2=x+Dr (x, y) on boundary, y2=y.
Optionally, the monochrome information includes the pixel intensity average M1 in the first stitching image region, middle stitching image
The pixel intensity average M2 in region, the pixel intensity average M3 in the second stitching image region, the distance parameter include three institutes
State the center point P 1, the center point P 2 in middle stitching image region, the second spliced map in the first stitching image region of splicing regions
As the center point P 3 in region, the space length D12 of center point P 1 and P2, center point P 2 and P3 space length D23；The processing
Device, is configured to perform described image processing routine with the monochrome information and distance parameter according to splicing regions to splicing regions progress
Brightness adjustment includes：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image
The distance of the center point P 2 in region is D1(x, y), its brightness adjustment is：
To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image
The distance of the center point P 2 in region is D2(x, y), its brightness adjustment is：
Another further aspect, the embodiment of the present invention also provides a kind of computer-readable recording medium, the computer-readable storage
Media storage has one or more program, and one or more of programs can be by one or more computing device with reality
The step of method of the existing above-mentioned image procossing stated.
Compared with correlation technique, technical scheme of the embodiment of the present invention includes：Calculate the first visual angle that binocular camera is obtained
The depth value of each pixel in image and the second multi-view image；By the when the depth value obtained according to calculating determines to be spliced
Three splicing regions of one multi-view image and the second multi-view image composition；According to the monochrome information and distance parameter pair of splicing regions
Splicing regions carry out brightness adjustment, and generate shooting image according to the brightness value after adjustment and generated according to the brightness value after adjustment
Stitching image；Wherein, three splicing regions include the first stitching image region of stitching image, middle stitching image region, the
Two stitching image regions；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.The present invention
Embodiment avoids light and shade change during image synthesis, improves the display quality of stitching image, improves the use body of user
Test.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 illustrates for the hardware configuration of realization each optional mobile terminal of embodiment one of the invention；
Fig. 2 is the flow chart that the embodiment of the present invention realizes the method that image is shown；
Fig. 3 is binocular camera of the embodiment of the present invention and the position relationship schematic diagram of flash lamp；
Fig. 4 a are the schematic diagram of LOOK LEFT image of the embodiment of the present invention；
Fig. 4 b are the schematic diagram of LOOK RIGHT image of the embodiment of the present invention；
Fig. 4 c are the schematic diagram of pixel depth value of the embodiment of the present invention；
Fig. 5 is triangulation technique schematic diagram of the embodiment of the present invention；
Fig. 6 is the composition schematic diagram of splicing regions of the embodiment of the present invention；
Fig. 7 is the flow chart that another embodiment of the present invention realizes the method that image is shown；
Fig. 8 is the structured flowchart of mobile terminal of the embodiment of the present invention.
Embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
In follow-up description, the suffix using such as " module ", " part " or " unit " for representing element is only
Be conducive to the explanation of the present invention, itself there is no a specific meaning.Therefore, " module ", " part " or " unit " can be mixed
Ground is used.
Terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as mobile phone, flat board
Computer, notebook computer, palm PC, personal digital assistant (Personal Digital Assistant, PDA), portable
Media player (Portable Media Player, PMP), guider, wearable device, Intelligent bracelet, pedometer etc. are moved
Move the fixed terminals such as terminal, and numeral TV, desktop computer.
It will be illustrated in subsequent descriptions by taking mobile terminal as an example, it will be appreciated by those skilled in the art that except special
Outside element for moving purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Referring to Fig. 1, its hardware architecture diagram for a kind of mobile terminal of realization each embodiment of the invention, the shifting
Dynamic terminal 100 can include：RF (Radio Frequency, radio frequency) unit 101, WiFi module 102, audio output unit
103rd, A/V (audio/video) input block 104, sensor 105, display unit 106, user input unit 107, interface unit
108th, the part such as memory 109, processor 110 and power supply 111.It will be understood by those skilled in the art that shown in Fig. 1
Mobile terminal structure does not constitute the restriction to mobile terminal, and mobile terminal can be included than illustrating more or less parts,
Either combine some parts or different parts arrangement.
The all parts of mobile terminal are specifically introduced with reference to Fig. 1：
Radio frequency unit 101 can be used for receiving and sending messages or communication process in, the reception and transmission of signal, specifically, by base station
Downlink information receive after, handled to processor 110；In addition, up data are sent into base station.Generally, radio frequency unit 101
Including but not limited to antenna, at least one amplifier, transceiver, coupler, low-noise amplifier, duplexer etc..In addition, penetrating
Frequency unit 101 can also be communicated by radio communication with network and other equipment.Above-mentioned radio communication can use any communication
Standard or agreement, including but not limited to GSM (Global System of Mobile communication, global system for mobile telecommunications
System), GPRS (General Packet Radio Service, general packet radio service), CDMA2000 (Code
Division Multiple Access 2000, CDMA 2000), WCDMA (Wideband Code Division
Multiple Access, WCDMA), TD-SCDMA (Time Division-Synchronous Code
Division Multiple Access, TD SDMA), FDD-LTE (Frequency Division
Duplexing-Long Term Evolution, FDD Long Term Evolution) and TDD-LTE (Time Division
Duplexing-Long Term Evolution, time division duplex Long Term Evolution) etc..
WiFi belongs to short range wireless transmission technology, and mobile terminal can help user's transmitting-receiving electricity by WiFi module 102
Sub- mail, browse webpage and access streaming video etc., it has provided the user wireless broadband internet and accessed.Although Fig. 1 shows
Go out WiFi module 102, but it is understood that, it is simultaneously not belonging to must be configured into for mobile terminal, completely can be according to need
To be omitted in the essential scope for do not change invention.
Audio output unit 103 can be in call signal reception pattern, call mode, record mould in mobile terminal 1 00
When under the isotypes such as formula, speech recognition mode, broadcast reception mode, it is that radio frequency unit 101 or WiFi module 102 are received or
The voice data stored in memory 109 is converted into audio signal and is output as sound.Moreover, audio output unit 103
The audio output related to the specific function that mobile terminal 1 00 is performed can also be provided (for example, call signal receives sound, disappeared
Breath receives sound etc.).Audio output unit 103 can include loudspeaker, buzzer etc..
A/V input blocks 104 are used to receive audio or video signal.A/V input blocks 104 can include graphics processor
(Graphics Processing Unit, GPU) 1041 and microphone 1042,1041 pairs of graphics processor is in video acquisition mode
Or the view data progress of the static images or video obtained in image capture mode by image capture apparatus (such as camera)
Reason.Picture frame after processing may be displayed on display unit 106.Picture frame after being handled through graphics processor 1041 can be deposited
Storage is transmitted in memory 109 (or other storage mediums) or via radio frequency unit 101 or WiFi module 102.Mike
Wind 1042 can connect in telephone calling model, logging mode, speech recognition mode etc. operational mode via microphone 1042
Quiet down sound (voice data), and can be voice data by such acoustic processing.Audio (voice) data after processing can
To be converted to the form output that mobile communication base station can be sent to via radio frequency unit 101 in the case of telephone calling model.
Microphone 1042 can implement various types of noises and eliminate (or suppression) algorithm to eliminate (or suppression) in reception and send sound
The noise produced during frequency signal or interference.
Mobile terminal 1 00 also includes at least one sensor 105, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity transducer, wherein, ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 1061, and proximity transducer can close when mobile terminal 1 00 is moved in one's ear
Display panel 1061 and/or backlight.As one kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axles) size of acceleration, size and the direction of gravity are can detect that when static, the application available for identification mobile phone posture
(such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, percussion) etc.；
The fingerprint sensor that can also configure as mobile phone, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer,
The other sensors such as hygrometer, thermometer, infrared ray sensor, will not be repeated here.
Display unit 106 is used for the information for showing the information inputted by user or being supplied to user.Display unit 106 can be wrapped
Display panel 1061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configures display panel 1061.
User input unit 107 can be used for the numeral or character information for receiving input, and produce the use with mobile terminal
The key signals input that family is set and function control is relevant.Specifically, user input unit 107 may include contact panel 1071 with
And other input equipments 1072.Contact panel 1071, also referred to as touch-screen, collect touch control operation of the user on or near it
(such as user is using any suitable objects such as finger, stylus or annex on contact panel 1071 or in contact panel 1071
Neighbouring operation), and corresponding attachment means are driven according to formula set in advance.Contact panel 1071 may include touch detection
Two parts of device and touch controller.Wherein, touch detecting apparatus detects the touch orientation of user, and detects touch control operation band
The signal come, transmits a signal to touch controller；Touch controller receives touch information from touch detecting apparatus, and by it
It is converted into contact coordinate, then gives processor 110, and the order sent of reception processing device 110 and can be performed.In addition, can
To realize contact panel 1071 using polytypes such as resistance-type, condenser type, infrared ray and surface acoustic waves.Except contact panel
1071, user input unit 107 can also include other input equipments 1072.Specifically, other input equipments 1072 can be wrapped
Include but be not limited to physical keyboard, in function key (such as volume control button, switch key etc.), trace ball, mouse, action bars etc.
One or more, do not limit herein specifically.
Further, contact panel 1071 can cover display panel 1061, detect thereon when contact panel 1071 or
After neighbouring touch control operation, processor 110 is sent to determine the type of touch event, with preprocessor 110 according to touch thing
The type of part provides corresponding visual angle output on display panel 1061.Although in Fig. 1, contact panel 1071 and display panel
1061 be input and the output function that mobile terminal is realized as two independent parts, but in certain embodiments, can
By contact panel 1071 and the input that is integrated and realizing mobile terminal of display panel 1061 and output function, not do specifically herein
Limit.
Interface unit 108 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..Interface unit 108 can be used for receiving the input from external device (ED) (for example, number
It is believed that breath, electric power etc.) and the input received is transferred to one or more elements in mobile terminal 1 00 or can be with
For transmitting data between mobile terminal 1 00 and external device (ED).
Memory 109 can be used for storage software program and various data.Memory 109 can mainly include storing program area
And storage data field, wherein, application program (the such as sound that storing program area can be needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data field can be stored uses created data (such as according to mobile phone
Voice data, phone directory etc.) etc..In addition, memory 109 can include high-speed random access memory, it can also include non-easy
The property lost memory, for example, at least one disk memory, flush memory device or other volatile solid-state parts.
Processor 110 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by operation or performs and is stored in software program and/or module in memory 109, and calls and be stored in storage
Data in device 109, perform the various functions and processing data of mobile terminal, so as to carry out integral monitoring to mobile terminal.Place
Reason device 110 may include one or more processing units；It is preferred that, processor 110 can integrated application processor and modulatedemodulate mediate
Device is managed, wherein, application processor mainly handles operating system, user interface and application program etc., and modem processor is main
Handle radio communication.It is understood that above-mentioned modem processor can not also be integrated into processor 110.
Mobile terminal 1 00 can also include the power supply 111 (such as battery) powered to all parts, it is preferred that power supply 111
Can be logically contiguous by power-supply management system and processor 110, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
Although Fig. 1 is not shown, mobile terminal 1 00 can also will not be repeated here including bluetooth module etc..
Based on above-mentioned mobile terminal hardware configuration, each embodiment of the inventive method is proposed.
Fig. 2 is the flow chart that the embodiment of the present invention realizes the method that image is shown, as shown in Fig. 2 including：
Each pixel in the first multi-view image and the second multi-view image that step 200, calculating binocular camera are obtained
Depth value；
Step 201, according to calculate obtain depth value determine to be spliced when by the first multi-view image and the second visual angle figure
As three splicing regions of composition；
Step 202, according to the monochrome information and distance parameter of splicing regions splicing regions are carried out with brightness adjustment, and according to
Brightness value after adjustment generates shooting image and generates stitching image according to the brightness value after adjustment；
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.Fig. 3 is this hair
The position relationship schematic diagram of bright embodiment binocular camera and flash lamp, as shown in figure 3, wherein, the first camera obtains first
Multi-view image, second camera obtains the second multi-view image, and second camera is close to flash lamp.
Optionally, the first multi-view image is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image, calculates binocular camera shooting
The depth value of each pixel includes in the first multi-view image and the second multi-view image that head is obtained：
To each pixel in the first multi-view image, searched for and the picture from the second multi-view image by image matching technology
The match point of vegetarian refreshments matching, the depth value of the pixel is calculated according to triangulation technique.
Fig. 4 a~c is the schematic diagram of matching treatment of the embodiment of the present invention, wherein, Fig. 4 a are LOOK LEFT figure of the embodiment of the present invention
The schematic diagram of picture, Fig. 4 b are that the pixel 1 in the schematic diagram of LOOK RIGHT image of the embodiment of the present invention, Fig. 4 a passes through images match skill
Art matches pixel 2 in fig. 4b, and the matching of pixel can be compared according to the color of pixel and the similarity of brightness
Confirm, find after corresponding match point, the depth value of pixel in Fig. 4 c can be calculated according to triangulation technique.Fig. 5 is
Triangulation technique schematic diagram of the embodiment of the present invention, as shown in figure 5, optical centers of the Cleft for the camera in left side, Cright
For the optical center of the camera on right side, Oleft is the center of LOOK LEFT image, and Oright is the center of LOOK RIGHT image, and P is
In physical space a bit, Pleft be imaging point of the P points in the camera image in left side, Pright be P points taking the photograph on right side
As the imaging point in head image, f is the focal length of camera lens, and Z is the distance between P points to camera, and T is between two camera
Distance, from triangle relation：Depth=Pleft-Pright, Z=f*T/Depth.
Optionally, the multi-view image of the embodiment of the present invention first is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image,
First stitching image region is left side stitching image region, and the second stitching image region is right side stitching image region；According to meter
Calculate three splicing regions bags that the depth value obtained determines to be made up of the first multi-view image and the second multi-view image when being spliced
Include：
By the left boundary of the pixel-map of the right area of LOOK LEFT image to right side stitching image region；By LOOK RIGHT
The right border of the pixel-map of the coordinates regional of image to left side stitching image region；
Wherein, the pixel of the right area of LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to right side
The pixel coordinate x1=x-Dl (x, y) of the left boundary in stitching image region, y1=y；The picture of the left area of LOOK RIGHT image
Element is Pr (x, y), when depth value is Dr (x, y), is mapped to the pixel coordinate x2=x on the right border in left side stitching image region
+ Dr (x, y), y2=y.Fig. 6 is the composition schematic diagram of splicing regions of the embodiment of the present invention, as shown in fig. 6, wherein, LOOK LEFT figure
Left boundary of the pixel-map of the right area of picture to right side stitching image region；The pixel of the coordinates regional of LOOK RIGHT image
It is mapped to the right border in left side stitching image region.
Optionally, monochrome information of the embodiment of the present invention includes the pixel intensity average M1 in the first stitching image region, centre
The pixel intensity average M2 in stitching image region, the pixel intensity average M3 in the second stitching image region, distance parameter include three
The center point P 1 in the first stitching image region of individual splicing regions, the center point P 2 in middle stitching image region, the second spliced map
As the center point P 3 in region, the space length D12 of center point P 1 and P2, center point P 2 and P3 space length D23.
Optionally, the embodiment of the present invention carries out brightness according to the monochrome information and distance parameter of splicing regions to splicing regions
Adjustment includes：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image region
Center point P 2 distance be D1(x, y), its brightness adjustment is：
To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image region
Center point P 2 distance be D2(x, y), its brightness adjustment is：
Compared with correlation technique, technical scheme of the embodiment of the present invention includes：Calculate the first visual angle that binocular camera is obtained
The depth value of each pixel in image and the second multi-view image；By the when the depth value obtained according to calculating determines to be spliced
Three splicing regions of one multi-view image and the second multi-view image composition；According to the monochrome information and distance parameter pair of splicing regions
Splicing regions carry out brightness adjustment, and generate shooting image according to the brightness value after adjustment and generated according to the brightness value after adjustment
Stitching image；Wherein, three splicing regions include the first stitching image region of stitching image, middle stitching image region, the
Two stitching image regions；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.The present invention
Embodiment avoids light and shade change during image synthesis, improves the display quality of stitching image, improves the use body of user
Test.
Fig. 7 is the flow chart that another embodiment of the present invention realizes the method that image is shown, as shown in fig. 7, comprises：
Step 700, pass through binocular camera and obtain the first multi-view image and the second multi-view image；
Each pixel in the first multi-view image and the second multi-view image that step 701, calculating binocular camera are obtained
Depth value；
Step 702, according to calculate obtain depth value determine to be spliced when by the first multi-view image and the second visual angle figure
As three splicing regions of composition；
Step 703, according to the monochrome information and distance parameter of splicing regions splicing regions are carried out with brightness adjustment, and according to
Brightness value after adjustment generates shooting image and generates stitching image according to the brightness value after adjustment；
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Optionally, the first multi-view image is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image, calculates binocular camera shooting
The depth value of each pixel includes in the first multi-view image and the second multi-view image that head is obtained：
To each pixel in the first multi-view image, searched for and the picture from the second multi-view image by image matching technology
The match point of vegetarian refreshments matching, the depth value of the pixel is calculated according to triangulation technique.
Optionally, the multi-view image of the embodiment of the present invention first is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image,
First stitching image region is left side stitching image region, and the second stitching image region is right side stitching image region；According to meter
Calculate three splicing regions bags that the depth value obtained determines to be made up of the first multi-view image and the second multi-view image when being spliced
Include：
By the left boundary of the pixel-map of the right area of LOOK LEFT image to right side stitching image region；By LOOK RIGHT
The right border of the pixel-map of the coordinates regional of image to left side stitching image region；
Wherein, the pixel of the right area of LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to right side
The pixel coordinate x1=x-Dl (x, y) of the left boundary in stitching image region, y1=y；The picture of the left area of LOOK RIGHT image
Element is Pr (x, y), when depth value is Dr (x, y), is mapped to the pixel coordinate x2=x on the right border in left side stitching image region
+ Dr (x, y), y2=y.
Optionally, monochrome information of the embodiment of the present invention includes the pixel intensity average M1 in the first stitching image region, centre
The pixel intensity average M2 in stitching image region, the pixel intensity average M3 in the second stitching image region, distance parameter include three
The center point P 1 in the first stitching image region of individual splicing regions, the center point P 2 in middle stitching image region, the second spliced map
As the center point P 3 in region, the space length D12 of center point P 1 and P2, center point P 2 and P3 space length D23.
Optionally, the embodiment of the present invention carries out brightness according to the monochrome information and distance parameter of splicing regions to splicing regions
Adjustment includes：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image region
Center point P 2 distance be D1(x, y), its brightness adjustment is：
To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image region
Center point P 2 distance be D2(x, y), its brightness adjustment is：
Compared with correlation technique, technical scheme of the embodiment of the present invention includes：Calculate the first visual angle that binocular camera is obtained
The depth value of each pixel in image and the second multi-view image；By the when the depth value obtained according to calculating determines to be spliced
Three splicing regions of one multi-view image and the second multi-view image composition；According to the monochrome information and distance parameter pair of splicing regions
Splicing regions carry out brightness adjustment, and generate shooting image according to the brightness value after adjustment and generated according to the brightness value after adjustment
Stitching image；Wherein, three splicing regions include the first stitching image region of stitching image, middle stitching image region, the
Two stitching image regions；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.The present invention
Embodiment avoids light and shade change during image synthesis, improves the display quality of stitching image, improves the use body of user
Test.
Fig. 8 is the structured flowchart of mobile terminal of the embodiment of the present invention, as shown in figure 8, including：
First camera, is configured to shoot the first multi-view image；
Second camera, is configured to shoot the second multi-view image；
Be stored with the memory of picture processing program；
Processor, is configured to perform image processing program to perform operations described below：
Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；
The depth value obtained according to calculating determines what is be made up of when being spliced the first multi-view image and the second multi-view image
Three splicing regions；
According to the monochrome information and distance parameter of splicing regions to splicing regions carry out brightness adjustment, and according to adjustment after
Brightness value generates shooting image and generates stitching image according to the brightness value after adjustment；
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Optionally, the multi-view image of the embodiment of the present invention first is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image,
Processor, is configured to perform image processing program to calculate the first multi-view image and the second multi-view image of binocular camera acquisition
In the depth value of each pixel include：
To each pixel in the first multi-view image, searched for and the picture from the second multi-view image by image matching technology
The match point of vegetarian refreshments matching, the depth value of the pixel is calculated according to triangulation technique.
Optionally, the multi-view image of the embodiment of the present invention first is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image,
First stitching image region is left side stitching image region, and the second stitching image region is right side stitching image region；Processor,
It is configured to perform image processing program with according to calculating when the depth value obtained determines to be spliced by the first multi-view image and the
Three splicing regions of two multi-view images composition include：
By the left boundary of the pixel-map of the right area of LOOK LEFT image to right side stitching image region；By LOOK RIGHT
The right border of the pixel-map of the coordinates regional of image to left side stitching image region；
Wherein, the pixel of the right area of LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to right side
The pixel coordinate x1=x-Dl (x, y) of the left boundary in stitching image region, y1=y；The picture of the left area of LOOK RIGHT image
Element is Pr (x, y), when depth value is Dr (x, y), is mapped to the pixel coordinate x2=x on the right border in left side stitching image region
+ Dr (x, y), y2=y.
Optionally, monochrome information of the embodiment of the present invention includes the pixel intensity average M1 in the first stitching image region, centre
The pixel intensity average M2 in stitching image region, the pixel intensity average M3 in the second stitching image region, distance parameter include three
The center point P 1 in the first stitching image region of individual splicing regions, the center point P 2 in middle stitching image region, the second spliced map
As the center point P 3 in region, the space length D12 of center point P 1 and P2, center point P 2 and P3 space length D23；Processor,
It is configured to perform image processing program with the monochrome information and distance parameter according to splicing regions to splicing regions progress brightness tune
It is whole including：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image region
Center point P 2 distance be D1(x, y), its brightness adjustment is：
To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image region
Center point P 2 distance be D2(x, y), its brightness adjustment is：
Compared with correlation technique, technical scheme of the embodiment of the present invention includes：Calculate the first visual angle that binocular camera is obtained
The depth value of each pixel in image and the second multi-view image；By the when the depth value obtained according to calculating determines to be spliced
Three splicing regions of one multi-view image and the second multi-view image composition；According to the monochrome information and distance parameter pair of splicing regions
Splicing regions carry out brightness adjustment, and generate shooting image according to the brightness value after adjustment and generated according to the brightness value after adjustment
Stitching image；Wherein, three splicing regions include the first stitching image region of stitching image, middle stitching image region, the
Two stitching image regions；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.The present invention
Embodiment avoids light and shade change during image synthesis, improves the display quality of stitching image, improves the use body of user
Test.
The embodiment of the present invention also provides a kind of computer-readable recording medium, and computer-readable recording medium storage has one
Or multiple programs, one or more of programs can realize following steps by one or more computing device：
Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；
The depth value obtained according to calculating determines what is be made up of when being spliced the first multi-view image and the second multi-view image
Three splicing regions；
According to the monochrome information and distance parameter of splicing regions to splicing regions carry out brightness adjustment, and according to adjustment after
Brightness value generates shooting image and generates stitching image according to the brightness value after adjustment；
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
Optionally, the multi-view image of the embodiment of the present invention first is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image,
One or more program can be realized by one or more computing device calculates the first visual angle that binocular camera is obtained
The depth value of each pixel includes in image and the second multi-view image：
To each pixel in the first multi-view image, searched for and the picture from the second multi-view image by image matching technology
The match point of vegetarian refreshments matching, the depth value of the pixel is calculated according to triangulation technique.
Optionally, the multi-view image of the embodiment of the present invention first is LOOK LEFT image, and the second multi-view image is LOOK RIGHT image,
First stitching image region is left side stitching image region, and the second stitching image region is right side stitching image region；One or
When the multiple programs of person can be realized that the depth value obtained according to calculating determines to be spliced by one or more computing device
Three splicing regions being made up of the first multi-view image and the second multi-view image include：
By the left boundary of the pixel-map of the right area of LOOK LEFT image to right side stitching image region；By LOOK RIGHT
The right border of the pixel-map of the coordinates regional of image to left side stitching image region；
Wherein, the pixel of the right area of LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to right side
The pixel coordinate x1=x-Dl (x, y) of the left boundary in stitching image region, y1=y；The picture of the left area of LOOK RIGHT image
Element is Pr (x, y), when depth value is Dr (x, y), is mapped to the pixel coordinate x2=x on the right border in left side stitching image region
+ Dr (x, y), y2=y.
Optionally, monochrome information of the embodiment of the present invention includes the pixel intensity average M1 in the first stitching image region, centre
The pixel intensity average M2 in stitching image region, the pixel intensity average M3 in the second stitching image region, distance parameter include three
The center point P 1 in the first stitching image region of individual splicing regions, the center point P 2 in middle stitching image region, the second spliced map
As the center point P 3 in region, the space length D12 of center point P 1 and P2, center point P 2 and P3 space length D23；One or
Multiple programs can be realized monochrome information and distance parameter according to splicing regions to spelling by one or more computing device
Connecing region progress brightness adjustment includes：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image region
Center point P 2 distance be D1(x, y), its brightness adjustment is：
To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image region
Center point P 2 distance be D2(x, y), its brightness adjustment is：
Compared with correlation technique, technical scheme of the embodiment of the present invention includes：Calculate the first visual angle that binocular camera is obtained
The depth value of each pixel in image and the second multi-view image；By the when the depth value obtained according to calculating determines to be spliced
Three splicing regions of one multi-view image and the second multi-view image composition；According to the monochrome information and distance parameter pair of splicing regions
Splicing regions carry out brightness adjustment, and generate shooting image according to the brightness value after adjustment and generated according to the brightness value after adjustment
Stitching image；Wherein, three splicing regions include the first stitching image region of stitching image, middle stitching image region, the
Two stitching image regions；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.The present invention
Embodiment avoids light and shade change during image synthesis, improves the display quality of stitching image, improves the use body of user
Test.
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.
The embodiments of the present invention are 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, technical scheme 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 (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each of the invention embodiment.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, these are belonged within the protection of the present invention.
Claims (10)
1. a kind of method for realizing image procossing, it is characterised in that including：
Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；
The depth value obtained according to calculating determines three be made up of when being spliced the first multi-view image and the second multi-view image
Splicing regions；
Brightness adjustment is carried out to splicing regions according to the monochrome information and distance parameter of splicing regions, and according to the brightness after adjustment
Value generation shooting image simultaneously generates stitching image according to the brightness value after adjustment；
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
2. according to the method described in claim 1, it is characterised in that first multi-view image is LOOK LEFT image, described the
Two multi-view images are LOOK RIGHT image, each in the first multi-view image and the second multi-view image that the calculating binocular camera is obtained
The depth value of individual pixel includes：
To each pixel in first multi-view image, searched for and the picture from the second multi-view image by image matching technology
The match point of vegetarian refreshments matching, the depth value of the pixel is calculated according to triangulation technique.
3. according to the method described in claim 1, it is characterised in that first multi-view image is LOOK LEFT image, described the
Two multi-view images are LOOK RIGHT image, and the first stitching image region is left side stitching image region, second spliced map
As region is right side stitching image region；It is described according to calculate obtain depth value determine to be spliced when by the first multi-view image
Three splicing regions constituted with the second multi-view image include：
By the left boundary of the pixel-map of the right area of the LOOK LEFT image to the right side stitching image region；By institute
State LOOK RIGHT image coordinates regional pixel-map to the left side stitching image region the right border；
Wherein, the pixel of the right area of the LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to described
The pixel coordinate x1=x-Dl (x, y) of the left boundary in right side stitching image region, y1=y；The left side of the LOOK RIGHT image
The pixel in region is Pr (x, y), when depth value is Dr (x, y), is mapped to the right border in the left side stitching image region
Pixel coordinate x2=x+Dr (x, y), y2=y.
4. the method according to any one of claims 1 to 3, it is characterised in that the monochrome information includes the first spliced map
Pixel intensity average M1, pixel intensity average M2, the picture in the second stitching image region in middle stitching image region as region
Plain luminance mean value M3, the distance parameter include the first stitching image region of three splicing regions center point P 1, in
Between the center point P 2 in stitching image region, the center point P 3 in the second stitching image region, center point P 1 and P2 space length
D12, center point P 2 and P3 space length D23.
5. method according to claim 4, it is characterised in that the monochrome information and distance parameter according to splicing regions
Carrying out brightness adjustment to splicing regions includes：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image region
The distance of center point P 2 is D1(x, y), its brightness adjustment is：
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To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image region
The distance of center point P 2 is D2(x, y), its brightness adjustment is：
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6. a kind of mobile terminal, it is characterised in that including：
First camera, is configured to shoot the first multi-view image；
Second camera, is configured to shoot the second multi-view image；
Be stored with the memory of picture processing program；
Processor, is configured to perform described image processing routine to perform operations described below：
Calculate the depth value of each pixel in the first multi-view image and the second multi-view image of binocular camera acquisition；
The depth value obtained according to calculating determines three be made up of when being spliced the first multi-view image and the second multi-view image
Splicing regions；
Brightness adjustment is carried out to splicing regions according to the monochrome information and distance parameter of splicing regions, and according to the brightness after adjustment
Value generation shooting image simultaneously generates stitching image according to the brightness value after adjustment；
Wherein, three splicing regions include the first stitching image region of stitching image, centre stitching image region, second
Stitching image region；Second visual pattern is the image of the camera acquisition of close flash lamp in binocular camera.
7. mobile terminal according to claim 6, it is characterised in that first multi-view image is LOOK LEFT image, institute
The second multi-view image is stated for LOOK RIGHT image, the processor is configured to execution described image processing routine and taken the photograph to calculate binocular
As the depth value of each pixel includes in the first multi-view image and the second multi-view image that head is obtained：
To each pixel in first multi-view image, searched for and the picture from the second multi-view image by image matching technology
The match point of vegetarian refreshments matching, the depth value of the pixel is calculated according to triangulation technique.
8. mobile terminal according to claim 6, it is characterised in that first multi-view image is LOOK LEFT image, institute
The second multi-view image is stated for LOOK RIGHT image, the first stitching image region is left side stitching image region, described second spells
Image-region is connect for right side stitching image region；The processor, is configured to perform described image processing routine with according to calculating
The depth value of acquisition determines that three splicing regions being made up of when being spliced the first multi-view image and the second multi-view image include：
By the left boundary of the pixel-map of the right area of the LOOK LEFT image to the right side stitching image region；By institute
State LOOK RIGHT image coordinates regional pixel-map to the left side stitching image region the right border；
Wherein, the pixel of the right area of the LOOK LEFT image is Pl (x, y), when depth value is Dl (x, y), is mapped to described
The pixel coordinate x1=x-Dl (x, y) of the left boundary in right side stitching image region, y1=y；The left side of the LOOK RIGHT image
The pixel in region is Pr (x, y), when depth value is Dr (x, y), is mapped to the right border in the left side stitching image region
Pixel coordinate x2=x+Dr (x, y), y2=y.
9. the mobile terminal according to any one of claim 6~8, it is characterised in that the monochrome information includes first and spelled
Meet the pixel intensity average M1, the pixel intensity average M2 in middle stitching image region, the second stitching image region of image-region
Pixel intensity average M3, the distance parameter includes the central point in the first stitching image region of three splicing regions
P1, the center point P 2 in middle stitching image region, the center point P 3 in the second stitching image region, center point P 1 and P2 space away from
Space length D23 from D12, center point P 2 and P3；The processor, is configured to perform described image processing routine with according to spelling
Connect the monochrome information and distance parameter in region includes to splicing regions progress brightness adjustment：
To each pixel P in the first stitching image regionP1(x, y), pixel PP1(x, y) arrives middle stitching image region
The distance of center point P 2 is D1(x, y), its brightness adjustment is：
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To each pixel P in the second stitching image regionP2(x, y), pixel PP2(x, y) arrives middle stitching image region
The distance of center point P 2 is D2(x, y), its brightness adjustment is：
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10. a kind of computer-readable recording medium, it is characterised in that the computer-readable recording medium storage have one or
Multiple programs, one or more of programs can be realized by one or more computing device such as Claims 1 to 5 institute
The step of method for the image procossing stated.
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