CN106780301A - Image processing method and device - Google Patents
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- CN106780301A CN106780301A CN201611083775.5A CN201611083775A CN106780301A CN 106780301 A CN106780301 A CN 106780301A CN 201611083775 A CN201611083775 A CN 201611083775A CN 106780301 A CN106780301 A CN 106780301A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformations in the plane of the image
- G06T3/04—Context-preserving transformations, e.g. by using an importance map
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Abstract
A kind of image processing method and device are announced herein, including：The original image is traveled through, the pixel value of all pixels point in the original image is obtained；All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；Output is described to draw burnt picture.Mobile terminal can be made to obtain that there is the picture for drawing burnt effect herein.
Description
Technical field
The application is related to computer realm, espespecially a kind of image processing method and device.
Background technology
At present, the camera function that mobile terminal is provided increasingly is favored by people.
In correlation technique, traditional drawing Jiao takes pictures, and is, in the zoom lens of Dan Fanzhong sampling focal length, small light to be used during shooting
Circle carries out the exposure of long period, typically just more than 6s.In exposure process, press it is fast behind the door, first allow camera exposure one or two
Second, then careful rotation zoom ring, zoom bigger (more than 4 times of the zoom) effect of distance is more obvious.May eventually form radiation
The scene of shape, shakes very much.But, due to mobile terminal up-sampling is tight shot, it is impossible to realize drawing burnt effect.But it is actual
On, due to the extensive use of mobile terminal, increasing people need to simulate single anti-drawing Jiao's effect by mobile terminal,
Obtain that there is the photo for drawing burnt effect.
The technical problem of burnt effect cannot be realized drawing in for correlation technique, when carrying out picture processing using mobile terminal,
Not yet propose effective solution at present.
The content of the invention
In order to solve the above-mentioned technical problem, a kind of image processing method and device be the embodiment of the invention provides.
The embodiment of the invention provides：
A kind of image processing method, is applied to mobile terminal, including：
The original image is traveled through, the pixel value of all pixels point in the original image is obtained；
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Output is described to draw burnt picture.
Wherein, it is described to draw Jiao to process, including：
Determine the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing；
According to the drawing focal length degree, drawing Jiao's pixel value of the current pixel point is determined；
The pixel value of the current pixel point is set and draws burnt pixel value for described.
Wherein, it is described according to the drawing focal length degree, determine drawing Jiao's pixel value of the current pixel point, including：
The pixel of all pixels point to current pixel point apart from the burnt central point of the drawing in the range of the drawing focal length degree
Value be weighted and；
By the result of the weighted sum divided by the drawing focal length degree, the first quotient is obtained, first quotient is worked as described
Drawing Jiao's pixel value of preceding pixel point.
Wherein, the drawing focal length degree determined between current pixel point and the burnt central point of predetermined drawing, including：
The distance between burnt central point and predetermined drawing Jiao's multiple are drawn with described according to current pixel point, based on predetermined
Function obtains the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing.
Wherein, before carrying out drawing burnt treatment to all pixels point of the original image, also include：
According to the pixel value of all pixels point in the original image, determine that the gray value of all pixels point meets default bar
Part.
A kind of picture processing device, is applied to mobile terminal, including：
Spider module, for traveling through the original image, obtains the pixel value of all pixels point in the original image；
Burnt module is drawn, carries out drawing burnt treatment for all pixels point to the original image, obtain drawing burnt picture；
Output module, for exporting the burnt picture of the drawing.
Wherein, it is described to draw burnt module for performing the burnt treatment of the drawing in the following way：
Determine the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing；
According to the drawing focal length degree, drawing Jiao's pixel value of the current pixel point is determined；
The pixel value of the current pixel point is set and draws burnt pixel value for described.
Wherein, the drawing Jiao's pixel value for drawing burnt module to be used to be determined as follows the current pixel point：
The pixel of all pixels point to current pixel point apart from the burnt central point of the drawing in the range of the drawing focal length degree
Value be weighted and；
By the result of the weighted sum divided by the drawing focal length degree, the first quotient is obtained, first quotient is worked as described
Drawing Jiao's pixel value of preceding pixel point.
Wherein, also include：
Determining module, according to the pixel value of all pixels point in the original image, determines the gray value of all pixels point
Meet pre-conditioned；
Described to draw burnt module, the recovery value specifically for determining all pixels point in the determining module meets pre-conditioned
When, all pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture.
A kind of picture processing device, including：Processor and memory, are applied to mobile terminal, and the memory storage has
Computer executable instructions, realize following method when the computer executable instructions are by the computing device：
The original image is traveled through, the pixel value of all pixels point in the original image is obtained；
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Output is described to draw burnt picture.
A kind of image processing method and device are the embodiment of the invention provides, is clicked through by whole pixels in original image
Row draws burnt treatment, obtains drawing burnt picture and exporting, and so, it is possible to obtain having the picture for drawing burnt effect using mobile terminal, makes
The image processing function for obtaining mobile terminal is more polynary, can more meet the individual demand of user, improves the user of mobile terminal
Experience.
In the embodiment of the present invention, by all pixels point in original image draw burnt treatment, and then obtain having and draw
Drawing Jiao's picture of burnt effect, is particularly suited for the preferable situation of picture intrinsic brightness, such as shot by mobile terminal on daytime
Photo.
Brief description of the drawings
Accompanying drawing is used for providing further understanding technical solution of the present invention, and constitutes a part for specification, with this
The embodiment of application for explaining technical scheme, does not constitute the limitation to technical solution of the present invention together.
Fig. 1 is the hardware architecture diagram for realizing each optional mobile terminal of embodiment one of the invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is embodiment of the present invention image processing method schematic flow sheet；
Fig. 4 is the principle schematic of embodiment of the present invention image processing method；
Fig. 5 is the schematic diagram of the embodiment of the present invention burnt treatment of some pixel drawing；
Fig. 6 implements schematic flow sheet for embodiment of the present invention picture processing；
Fig. 7 is the photographic examples figure of mobile phone shooting on daytime；
Fig. 8 is Fig. 7 by drawing Jiao to process the drawing for obtaining Jiao's picture exemplary plot；
Fig. 9 is the composition structural representation of embodiment of the present invention picture processing device.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific 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.
The mobile terminal of each embodiment of the invention is realized referring now to Description of Drawings.In follow-up description, use
For represent element such as " module ", " part " or " unit " suffix only for being conducive to explanation of the invention, itself
Not specific meaning.Therefore, " module " can be used mixedly with " part ".
Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP
The mobile terminal of (portable media player), guider etc. and such as numeral TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for movement
Outside the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 is that the hardware configuration of the mobile terminal for realizing each embodiment of the invention is illustrated.
Mobile terminal 1 00 can include wireless communication unit 110, A/V (audio/video) input block 120, user input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power subsystem 190
Etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that being not required for implementing all groups for showing
Part.More or less component can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more assemblies, and it allows mobile terminal 1 00 and wireless communication system
Or the radio communication between network.For example, wireless communication unit can include broadcasting reception module 111, mobile communication module
112nd, at least one of wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server
Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal can include TV broadcast singals, radio signals, data broadcasting
Signal etc..And, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Pass information can also be provided via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 is received.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of DMB (DMB)
The form of program guide (EPG), the electronic service guidebooks (ESG) of digital video broadcast-handheld (DVB-H) etc. and exist.Broadcast
Receiver module 111 can receive signal and broadcast by using various types of broadcast systems.Especially, broadcasting reception module 111
Can be wide by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video
Broadcast-hand-held (DVB-H), Radio Data System, the received terrestrial digital broadcasting integrated service of forward link media (MediaFLO@)
Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcasting reception module 111 may be constructed such that and be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via broadcasting reception module 111 receive broadcast singal and/
Or broadcast related information can be stored in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one of server and/or receive from it radio signal.Such radio signal can be logical including voice
Words signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module can include WLAN (WLAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant
ToothTM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module for checking or obtaining the positional information of mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module 115 is calculated and comes from three or more satellites
Range information and correct time information and the Information application triangulation for calculating, so as to according to longitude, latitude
Highly accurately calculate three-dimensional current location information.Currently, defended using three for calculating the method for position and temporal information
Star and the position that is calculated by using other satellite correction and the error of temporal information.Additionally, GPS module 115
Can be by Continuous plus current location information in real time come calculating speed information.
A/V input blocks 120 are used to receive audio or video signal.A/V input blocks 120 can include the He of camera 121
Microphone 1220, the static map that 121 pairs, camera is obtained in Video Capture pattern or image capture mode by image capture apparatus
The view data of piece or video is processed.Picture frame after treatment may be displayed on display unit 151.At camera 121
Picture frame after reason can be stored in memory 160 (or other storage mediums) or carried out via wireless communication unit 110
Send, two or more cameras 1210 can be provided according to the construction of mobile terminal.Microphone 122 can be in telephone relation mould
Sound (voice data) is received via microphone in formula, logging mode, speech recognition mode etc. operational mode, and can be by
Such acoustic processing is voice data.Audio (voice) data after treatment can be changed in the case of telephone calling model
For the form that can be sent to mobile communication base station via mobile communication module 112 is exported.Microphone 122 can implement all kinds
Noise eliminate (or suppress) algorithm eliminating (or suppression) in the noise for receiving and producing during sending audio signal or
Person disturbs.
User input unit 130 can generate key input data to control each of mobile terminal according to the order of user input
Plant operation.User input unit 130 allows the various types of information of user input, and can include keyboard, metal dome, touch
Plate (for example, detection due to being touched caused by resistance, pressure, electric capacity etc. change sensitive component), roller, rocking bar etc.
Deng.Especially, when touch pad is superimposed upon on display unit 151 in the form of layer, touch-screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 1 00, (for example, mobile terminal 1 00 opens or closes shape
State), the presence or absence of the contact (that is, touch input) of the position of mobile terminal 1 00, user for mobile terminal 1 00, mobile terminal
The acceleration or deceleration movement of 100 orientation, mobile terminal 1 00 and direction etc., and generate for controlling mobile terminal 1 00
The order of operation or signal.For example, when mobile terminal 1 00 is embodied as sliding-type mobile phone, sensing unit 140 can be sensed
The sliding-type phone is opened or closed.In addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).Sensing unit 140 can will be combined below including proximity transducer 1410
Touch-screen is described to this.
Interface unit 170 is connected the interface that can pass through with mobile terminal 1 00 as at least one external device (ED).For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can be that storage uses each of mobile terminal 1 00 for verifying user
Kind of information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included
Etc..In addition, the device (hereinafter referred to as " identifying device ") with identification module can take the form of smart card, therefore, know
Other device can be connected via port or other attachment means with mobile terminal 1 00.Interface unit 170 can be used for reception and come from
The input (for example, data message, electric power etc.) of the external device (ED) and input that will be received is transferred in mobile terminal 1 00
One or more elements can be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 1 00 is connected with external base, interface unit 170 can serve as allowing by it by electricity
Power provides to the path of mobile terminal 1 00 from base or can serve as allowing the various command signals being input into from base to pass through it
It is transferred to the path of mobile terminal.Be can serve as recognizing that mobile terminal is from the various command signals or electric power of base input
The no signal being accurately fitted within base.Output unit 150 is configured to provide defeated with vision, audio and/or tactile manner
Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 can include display
Unit 151, dio Output Modules 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information processed in mobile terminal 1 00.For example, when mobile terminal 1 00 is in electricity
During words call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file
Download etc.) related user interface (UI) or graphic user interface (GUI).When mobile terminal 1 00 is in video calling pattern
Or during image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure
UI or GUI of picture and correlation function etc..
Meanwhile, when display unit 151 and touch pad in the form of layer it is superposed on one another to form touch-screen when, display unit
151 can serve as input unit and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, and this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired implementation method, mobile terminal 1 00 can include two or more display units (or other display devices), for example, moving
Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch-screen can be used to detect touch
Input pressure and touch input position and touch input area.
Dio Output Modules 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode
The voice data transducing audio signal of middle storage and it is output as sound.And, dio Output Modules 152 can be provided and movement
The audio output (for example, call signal receives sound, message sink sound etc.) of the specific function correlation that terminal 100 is performed.
Dio Output Modules 152 can include loudspeaker, buzzer etc..
Alarm unit 153 can provide output and be notified to mobile terminal 1 00 with by event.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video is exported, alarm unit
153 can in a different manner provide output with the generation of notification event.For example, alarm unit 153 can be in the form of vibrating
Output is provided, when calling, message or some other entrance communication (incomingcommunication) are received, alarm list
Unit 153 can provide tactile output (that is, vibrating) to notify to user.Exported by providing such tactile, even if
When in pocket of the mobile phone of user in user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.
Memory 160 can store software program for the treatment and control operation performed by controller 180 etc., Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And, memory 160 can store the vibration of various modes on being exported when touching and being applied to touch-screen and audio signal
Data.
Memory 160 can include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, many
Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..And, mobile terminal 1 00 can perform memory with by network connection
The network storage device cooperation of 160 store function.
The overall operation of the generally control mobile terminal of controller 180.For example, controller 180 is performed and voice call, data
Communication, video calling etc. related control and treatment.In addition, controller 180 can be included for reproducing (or playback) many matchmakers
The multi-media module 1810 of volume data, multi-media module 1810 can be constructed in controller 180, or can be structured as and control
Device processed 180 is separated.Controller 180 can be with execution pattern identifying processing, the handwriting input that will be performed on the touchscreen or figure
Piece draws input and is identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each unit
Appropriate electric power needed for part and component.
Various implementation methods described herein can be with use such as computer software, hardware or its any combination of calculating
Machine computer-readable recording medium is implemented.Implement for hardware, implementation method described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), processor, controller, microcontroller, microprocessor, it is designed to perform function described herein
At least one in electronic unit is implemented, and in some cases, such implementation method can be implemented in controller 180.
For software implementation, the implementation method of such as process or function can with allow to perform the single of at least one function or operation
Software module is implemented.Software code can be come by the software application (or program) write with any appropriate programming language
Implement, software code can be stored in memory 160 and performed by controller 180.
So far, oneself according to its function through describing mobile terminal.Below, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is used as showing
Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 1 00 as shown in Figure 1 may be constructed such that using via frame or packet transmission data it is all if any
Line and wireless communication system and satellite-based communication system are operated.
The communication system that mobile terminal wherein of the invention can be operated is described referring now to Fig. 2.
Such communication system can use different air interface and/or physical layer.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such teaching is equally applicable to other types of system.
With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 1s 00, multiple base station (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link.
If any one in the interface that back haul link can be known according to Ganji is constructed, the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC2750 as shown in Figure 2.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of sensing specific direction
Each subregion of line covering is radially away from BS270.Or, each subregion can be by two or more for diversity reception
Antenna is covered.Each BS270 may be constructed such that the multiple frequency distribution of support, and the distribution of each frequency has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed intersects can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, each subregion of specific BS270 can be claimed
It is multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to broadcsting transmitter (BT) 295 mobile terminal operated in system
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 1 00 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.Satellite 300 helps position multiple mobile terminals
At least one of 100.
In fig. 2, multiple satellites 300 are depicted, it is understood that be, it is possible to use any number of satellite obtains useful
Location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 to be believed with obtaining desired positioning
Breath.Substitute GPS tracking techniques or outside GPS tracking techniques, it is possible to use other of the position of mobile terminal can be tracked
Technology.In addition, at least one gps satellite 300 can optionally or additionally process satellite dmb transmission.
Used as a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminal 1s 00
Signal.Mobile terminal 1 00 generally participates in call, information receiving and transmitting and other types of communication.Each of the reception of certain base station 270 is anti-
Processed in specific BS270 to link signal.The data of acquisition are forwarded to the BSC275 of correlation.BSC provides call
Resource allocation and the mobile management function of the coordination including the soft switching process between BS270.The number that BSC275 will also be received
According to MSC280 is routed to, it provides the extra route service for forming interface with PSTN290.Similarly, PSTN290 with
MSC280 forms interface, and MSC and BSC275 form interface, and BSC275 correspondingly controls BS270 with by forward direction
Link signal is sent to mobile terminal 1 00.
Embodiment one
As shown in figure 3, present embodiments providing a kind of image processing method, mobile terminal is applied to, can included：
Step 301, travels through the original image, obtains the pixel value of all pixels point in the original image；
Step 302, all pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Step 303, exports the burnt picture of the drawing.
In the present embodiment, carry out drawing burnt treatment by whole pixels in original image, obtain drawing burnt picture and exporting,
So, it is possible to obtain having the picture for drawing burnt effect using mobile terminal so that the image processing function of mobile terminal is more polynary,
The individual demand of user can more be met, the Consumer's Experience of mobile terminal is improved.
In the embodiment of the present invention, by all pixels point in original image draw burnt treatment, and then obtain having and draw
Drawing Jiao's picture of burnt effect, is particularly suited for the preferable situation of picture intrinsic brightness, such as shot by mobile terminal on daytime
Photo.
In some implementations, burnt treatment is drawn described in step 302, can be included：Determine current pixel point and make a reservation for
The burnt central point of drawing between drawing focal length degree；According to the drawing focal length degree, drawing Jiao's pixel value of the current pixel point is determined；If
Put the pixel value of the current pixel point and draw burnt pixel value for described.The all pixels in original image are clicked through by this mode
Row draws Jiao's treatment, you can generation has drawing Jiao's picture of the burnt effect of predetermined drawing.
In some implementations, the drawing focal length degree determined between current pixel point and the burnt central point of predetermined drawing,
Including：The distance between burnt central point and predetermined drawing Jiao's multiple are drawn with described according to current pixel point, based on predefined function
Obtain the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing.Wherein, the predefined function is with current pixel point
Distance and predetermined drawing Jiao's multiple with the burnt central point of the drawing are variable, with current pixel point and drawing Jiao central point
Drawing focal length degree be functional value, functional relation can be add, subtract, one of the computing such as multiplication and division or multinomial combination.For example, should
Predefined function can be that current pixel point draws product of the distance between the burnt central point with predetermined ratio, the predetermined ratio with described
Determined by predetermined drawing Jiao's multiple, for example, the predetermined ratio can be the difference for drawing burnt multiple square root to subtract 1 and obtain
The subduplicate business of burnt multiple is drawn with described.In addition, its dependent variable or constant can be also increased in the predefined function, for example
Can be by increasing weighted value, the weighted value can be used to embody the difference of current pixel point and other pixels, that is to say, that such as
Fruit needs to weaken drawing Jiao's effect of current pixel point, and the weighted value can be set to the empirical value less than 1, current if necessary to strengthen
Drawing Jiao's effect of pixel, then the weighted value could be arranged to the empirical value more than 1.In this regard, not being restricted herein.For example,
Can obtain drawing focal length degree by hereafter Chinese style (1).
It is in some implementations, described that drawing Jiao's pixel value of the current pixel point is determined according to the drawing focal length degree,
Can include：The pixel of all pixels point to current pixel point apart from the burnt central point of the drawing in the range of the drawing focal length degree
Value be weighted and；By the result of the weighted sum divided by the drawing focal length degree, the first quotient is obtained, first quotient is institute
State drawing Jiao's pixel value of current pixel point.For example, can obtain drawing burnt pixel value by hereafter Chinese style (2).In practical application, draw
The calculation of burnt pixel value in addition to this it is possible to there is other alternatives, for example, can be increasing power in the weighted sum
Weight values, or other constants or variable etc. can be increased when first quotient is calculated, to cause the final drawing Jiao's picture for determining
Plain value can correspond to the drawing Jiao's effect for finally needing, in this regard, not being restricted herein.
In some implementations, all pixels point in the step 302 to the original image carries out drawing burnt treatment
Before, can also include：According to the pixel value of all pixels point in the original image, determining the gray value of all pixels point expires
Foot is pre-conditioned.Pre-conditioned drawing Jiao's effect that can be according to actual needs sets.For example, this pre-conditioned can be
" being not less than default gray threshold ", drawing Jiao's effect that the gray threshold can be according to actual needs is freely set, for example, can
To select as the numerical value such as 240,245.In addition, this pre-conditioned can also be that other can limit gray value and meet and final draws burnt
The regular or strategy of effect demand, is not restricted herein to this.By verify gray value meet it is pre-conditioned after drawn again
Jiao's treatment, it can be ensured that the picture after final process disclosure satisfy that demand, is unsatisfactory for drawing in itself the condition of burnt treatment in original image
When can avoid performing it is corresponding draw burnt treatment, can not only improve treatment effeciency, it is to avoid the waste of mobile terminal process resource, and
It is also convenient for reminding user's " original image does not apply to this and draws burnt treatment ", it is to avoid effect on driving birds is not good after user's use, so as to reduce use
Experience at family.
The realization principle of the above method draws Jiao Chu as shown in figure 4, mobile terminal passes through a width original picture in the present embodiment
Reason one width of output draws burnt picture, and the burnt effect of drawing of drawing Jiao's picture is burnt equivalent to the drawing shot on daytime by slr camera to shine
Piece.The present embodiment can be formed by mobile terminal has the picture for drawing burnt effect, can simulate slr camera by zoom
The picture effect of formation.The image processing method of the present embodiment, is particularly suited for the treatment of the picture that background is daytime.
In the present embodiment, to current pixel point X0Drawing the process of burnt treatment can be：
It is d to set drawing focal length degree, will current pixel point X0Draw burnt to the burnt central point X` of default drawing0Place, draws burnt process
The process of the amplification of image is equivalent to, will X0X` is amplified to by corresponding multiple0。
As shown in figure 5, set that burnt multiple as k x k is drawn, under drawing Jiao's multiple, by X0Draw burnt to X`0Place, draws focal length
It is d to spend.Burnt process is drawn to be equivalent to the amplification process to draw burnt central point to be amplification center, therefore, in amplification process, X0It is mobile
Distance namely draw focal length degree d to be calculated by following formula (1)：
Wherein, L is distance of the current pixel point away from the burnt central point of drawing, and k is the square root for drawing burnt multiple.
During Jiao is drawn, X0With X`0Between all pixels point can be by X`0, current pixel point X0Drawing Jiao pixel
Value p can be calculated by following formula (2)：
Wherein, p (i) represents X during i=00, p (i) represents X` during i=00, i represents 0 to the unit pixel position for drawing focal length degree d
Put, p (i) is expressed as apart from current pixel point X0It is the pixel value of the pixel of i, W (i) is represented apart from current pixel point X0It is i's
The weights of pixel, p (i) is current pixel point X0To the burnt central point X` of drawing0Drawing the pixel in the range of focal length degree d.
During Jiao is drawn, the pixel between focal length degree d is drawn is by X`0, can be to X`0Pixel value produce influence,
, with zooming procedure, the speed of the movement of camera lens is relevant, i.e. W (i) for influence size, slow then W (i) increases of camera lens movement.It is actual
In, the specific value of setting W (i) can be actually needed, in this regard, not being restricted herein.
Below by taking the treatment of mobile phone dialogue day picture as an example, picture processing implemented in detailed description the present embodiment
Journey.
As shown in fig. 6, the process that implements of picture processing may include steps of：
Step 601, starts the camera of mobile phone, and an original image SRC is shot using the camera；
Step 602, backs up the original image, obtains backup picture A；
Step 603, backup picture A is carried out to draw burnt treatment, generation to draw burnt picture B；
Wherein, drawing the process of burnt treatment can include：
First, view picture backup picture A is traveled through, the pixel value of all pixels point in backup picture A is obtained.
Secondly, according to the pixel value of all pixels point in backup picture A, the drawing focal length degree d of each pixel is determined.Draw focal length
Degree d is variable, draws focal length degree d that the distance setting of burnt central point can be drawn according to pixel distance.Generally, pixel with
The distance of the burnt central point of drawing is more long, then the drawing focal length degree d values of the pixel are bigger.Drawing focal length degree d can be by Chinese style above (1)
To be calculated.
Finally, according to the pixel value of all pixels point in backup picture A and its drawing focal length degree d, drawing is performed to each pixel
Jiao's treatment, detailed process can include：By current pixel point P (x, y) of backup picture A away from drawing burnt central point to draw focal length degree d
Straight line on all pixels point weighted sum, finally by the weighted sum of all pixels point divided by draw focal length degree d, obtain current picture
Drawing Jiao's pixel value of vegetarian refreshments P (x, y), then the pixel value of pixel P (x, y) is adjusted to the burnt pixel value of the drawing, in this way, to standby
All pixels point is performed and draws Jiao to obtain drawing burnt picture B after processing on part picture A.The burnt pixel value of drawing can be by Chinese style above (2)
It is calculated.
Step 604, exports the burnt picture B of the drawing.
By the image processing method shown in Fig. 6 in the present embodiment, the photo of mobile phone shooting on daytime can be processed,
Ultimately form with the picture for drawing burnt effect.
If Fig. 7 is the photos that mobile phone daytime shoots, by the method for the present embodiment to the picture shown in Fig. 7 at
Can obtain that there is the drawing Jiao's picture for drawing burnt effect as shown in Figure 8 after reason.
Embodiment two
As shown in figure 9, the present embodiment provides a kind of picture processing device, mobile terminal is applied to, it may include：
Spider module 91, for traveling through the original image, obtains the pixel value of all pixels point in the original image；
Burnt module 92 is drawn, carries out drawing burnt treatment for all pixels point to the original image, obtain drawing burnt picture；
Output module 93, for exporting the burnt picture of the drawing.
Wherein, it is described to draw burnt module 92 to can be used to perform the burnt treatment of the drawing in the following way：
Determine the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing；
According to the drawing focal length degree, drawing Jiao's pixel value of the current pixel point is determined；
The pixel value of the current pixel point is set and draws burnt pixel value for described.
Wherein, the drawing Jiao's pixel value for drawing burnt module 92 to can be used to be determined as follows the current pixel point：
Burnt central point is drawn to be added in the pixel value for drawing all pixels point in the range of focal length degree apart from described current pixel point
Quan He；By the result of the weighted sum divided by the drawing focal length degree, the first quotient is obtained, first quotient is the current picture
Drawing Jiao's pixel value of vegetarian refreshments.
Wherein, it is described to draw burnt module 92 to can be used to be determined as follows the drawing focal length degree of the current pixel point：Root
The distance between burnt central point and predetermined drawing Jiao's multiple are drawn with described according to current pixel point, is worked as based on predefined function
Drawing focal length degree between preceding pixel point and the burnt central point of predetermined drawing.Here, the predefined function can refer to method above and implement
Related description in example, repeats no more.
Wherein, said apparatus may also include：Determining module 94, according to the pixel of all pixels point in the original image
Value, determines that the gray value of all pixels point meets pre-conditioned；It is described to draw burnt module 92, it is particularly used in the determining module
When the recovery value of 94 determination all pixels points meets pre-conditioned, all pixels point to the original image carries out drawing Jiao Chu
Reason, obtains drawing burnt picture.
Said apparatus in the present embodiment, carry out drawing burnt treatment by whole pixels in original image, obtain drawing burnt
Picture is simultaneously exported, and so, it is possible to obtain having the picture for drawing burnt effect using mobile terminal so that the picture processing of mobile terminal
Function is more polynary, can more meet the individual demand of user, improves the Consumer's Experience of mobile terminal.
The said apparatus of the present embodiment, carry out drawing burnt treatment, and then had by all pixels point in original image
There is the drawing Jiao's picture for drawing burnt effect, be particularly suited for the preferable situation of picture intrinsic brightness, such as pass through mobile terminal on daytime
The photo of shooting.
The said apparatus of the present embodiment are configurable on mobile terminal, perform the methods described of embodiment one, and it is implemented carefully
Section can refer to embodiment one, repeat no more.Wherein, spider module 91, the burnt module 92 of drawing, output module 93,94 points of determining module
It can not be the combination of software, hardware or both.It should be noted that the spider module in the said apparatus of the present embodiment offer
91st, drawing burnt module 92, output module 93, determining module 94 can be set in the controller 180 of mobile terminal in Fig. 1 or camera
In 121.
Embodiment three
In the present embodiment, there is provided a kind of picture processing device, including：Processor and memory, are applied to mobile terminal, institute
Stating memory storage has computer executable instructions, is realized when the computer executable instructions are by the computing device as follows
Method：
The original image is traveled through, the pixel value of all pixels point in the original image is obtained；
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Output is described to draw burnt picture.
In some implementations, when the computer executable instructions are by the computing device when realizing the above method
Executable following operation：Determine the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing；According to the drawing focal length
Degree, determines drawing Jiao's pixel value of the current pixel point；The pixel value of the current pixel point is set and draws burnt pixel value for described.
In some implementations, when the computer executable instructions are by the computing device when realizing the above method
Executable following operation：To current pixel point apart from all pixels point for drawing burnt central point in the range of the drawing focal length degree
Pixel value be weighted and；By the result of the weighted sum divided by the drawing focal length degree, the first quotient, first business are obtained
It is worth the drawing Jiao's pixel value for the current pixel point.
In some implementations, when the computer executable instructions are by the computing device when realizing the above method
Executable following operation：The distance between burnt central point and predetermined drawing Jiao's multiple, base are drawn with described according to current pixel point
The drawing focal length degree between current pixel point and the burnt central point of predetermined drawing is obtained in predefined function.
In some implementations, when the computer executable instructions are by the computing device when realizing the above method
Executable following operation：Before carrying out drawing burnt treatment to all pixels point of the original image, according in the original image
The pixel value of all pixels point, determines that the gray value of all pixels point meets pre-conditioned.
Said apparatus in the present embodiment, carry out drawing burnt treatment by whole pixels in original image, obtain drawing burnt
Picture is simultaneously exported, and so, it is possible to obtain having the picture for drawing burnt effect using mobile terminal so that the picture processing of mobile terminal
Function is more polynary, can more meet the individual demand of user, improves the Consumer's Experience of mobile terminal.
The said apparatus of the present embodiment, carry out drawing burnt treatment, and then had by all pixels point in original image
There is the drawing Jiao's picture for drawing burnt effect, be particularly suited for the preferable situation of picture intrinsic brightness, such as pass through mobile terminal on daytime
The photo of shooting.
The said apparatus of the present embodiment are configurable on mobile terminal, perform the methods described of embodiment one, and it is implemented carefully
Section can refer to embodiment one, repeat no more.
Example IV
Additionally, the embodiment of the present application also provides a kind of computer-readable recording medium, be stored with computer executable instructions,
The computer executable instructions realize following methods when being performed：
The original image is traveled through, the pixel value of all pixels point in the original image is obtained；
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Output is described to draw burnt picture.
Computer-readable recording medium in the present embodiment can be applied in mobile terminal, by part in original image
Needing the pixel for performing the burnt treatment of drawing carries out drawing burnt treatment, the said apparatus in light stream the present embodiment is obtained, by original
Whole pixels carry out drawing burnt treatment in picture, obtain drawing burnt picture and exporting, and so, it is possible to be had using mobile terminal
Draw the picture of burnt effect so that the image processing function of mobile terminal is more polynary, can more meet the individual demand of user, lifting
The Consumer's Experience of mobile terminal.
The said apparatus of the present embodiment, carry out drawing burnt treatment, and then had by all pixels point in original image
There is the drawing Jiao's picture for drawing burnt effect, be particularly suited for the preferable situation of picture intrinsic brightness, such as pass through mobile terminal on daytime
The photo of shooting.
Alternatively, in the present embodiment, above-mentioned storage medium can be included but is not limited to：USB flash disk, read-only storage (ROM,
Read-Only Memory), random access memory (RAM, Random Access Memory), mobile hard disk, magnetic disc or
CD etc. is various can be with the medium of store program codes.
Alternatively, in the present embodiment, processor performs above-mentioned implementation according to the program code stored in storage medium
The method and step of example.
Alternatively, the specific example in the present embodiment may be referred to the description in above-described embodiment, and the present embodiment is herein not
Repeat again.
It should be noted that herein, term " including ", "comprising" or its any other variant be 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 include other key elements being not expressly set out, or also include for this process, method, article or device institute are intrinsic
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 the process of key element, method, article or device.
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 implementation method.Based on such understanding, technical scheme is substantially done to prior art in other words
The part for going out 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 used to so that a station terminal equipment (can be mobile phone, computer, clothes
Business device, air-conditioner, or network equipment etc.) perform method described in each embodiment of the invention.
The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of image processing method, it is characterised in that be applied to mobile terminal, including：
The original image is traveled through, the pixel value of all pixels point in the original image is obtained；
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Output is described to draw burnt picture.
2. image processing method according to claim 1, it is characterised in that the burnt treatment of the drawing, including：
Determine the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing；
According to the drawing focal length degree, drawing Jiao's pixel value of the current pixel point is determined；
The pixel value of the current pixel point is set and draws burnt pixel value for described.
3. image processing method according to claim 2, it is characterised in that described according to the drawing focal length degree, determines institute
Drawing Jiao's pixel value of current pixel point is stated, including：
Burnt central point is drawn to enter in the pixel value for drawing all pixels point in the range of focal length degree apart from described current pixel point
Row weighted sum；
By the result of the weighted sum divided by the drawing focal length degree, the first quotient is obtained, first quotient is the current picture
Drawing Jiao's pixel value of vegetarian refreshments.
4. image processing method according to claim 2, it is characterised in that the determination current pixel point and predetermined drawing
Drawing focal length degree between burnt central point, including：
The distance between burnt central point and predetermined drawing Jiao's multiple are drawn with described according to current pixel point, based on predefined function
Obtain the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing.
5. the image processing method according to any one of Claims 1-4, it is characterised in that to the institute of the original image
Before having pixel and draw burnt treatment, also include：
According to the pixel value of all pixels point in the original image, determine that the gray value of all pixels point meets pre-conditioned.
6. a kind of picture processing device, it is characterised in that be applied to mobile terminal, including：
Spider module, for traveling through the original image, obtains the pixel value of all pixels point in the original image；
Burnt module is drawn, carries out drawing burnt treatment for all pixels point to the original image, obtain drawing burnt picture；
Output module, for exporting the burnt picture of the drawing.
7. picture processing device according to claim 6, it is characterised in that drawing Jiao module is used in the following way
Perform the burnt treatment of the drawing：
Determine the drawing focal length degree between current pixel point and the burnt central point of predetermined drawing；
According to the drawing focal length degree, drawing Jiao's pixel value of the current pixel point is determined；
The pixel value of the current pixel point is set and draws burnt pixel value for described.
8. picture processing device according to claim 6, it is characterised in that drawing Jiao module is used in the following way
Determine drawing Jiao's pixel value of the current pixel point：
Burnt central point is drawn to enter in the pixel value for drawing all pixels point in the range of focal length degree apart from described current pixel point
Row weighted sum；
By the result of the weighted sum divided by the drawing focal length degree, the first quotient is obtained, first quotient is the current picture
Drawing Jiao's pixel value of vegetarian refreshments.
9. picture processing device according to claim 6, it is characterised in that also include：
Determining module, according to the pixel value of all pixels point in the original image, determines that the gray value of all pixels point meets
It is pre-conditioned；
It is described to draw burnt module, when the recovery value specifically for determining all pixels point in the determining module meets pre-conditioned,
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture.
10. a kind of picture processing device, including：Processor and memory, it is characterised in that be applied to mobile terminal, it is described to deposit
Reservoir is stored with computer executable instructions, and such as lower section is realized when the computer executable instructions are by the computing device
Method：
The original image is traveled through, the pixel value of all pixels point in the original image is obtained；
All pixels point to the original image carries out drawing burnt treatment, obtains drawing burnt picture；
Output is described to draw burnt picture.
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