CN107749046A - A kind of image processing method and mobile terminal - Google Patents
A kind of image processing method and mobile terminal Download PDFInfo
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Abstract
The invention discloses a kind of image processing method and mobile terminal, this method includes：Determine the subject area of destination object in pending image；Determine pending target background region；It is N number of background subregion by the target background region division；According to putting in order for N number of background subregion, different degrees of virtualization is carried out to N number of background subregion and handled；Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1, has the image of virtualization effect to obtain background.Therefore, image processing method provided in an embodiment of the present invention, mobile terminal is achieved that during IMAQ and different degrees of background blurring processing has been carried out to the background area of image to be obtained so that the image of acquisition is more natural, can more protrude focus.In addition, avoiding the operating process of complexity, user time is saved.
Description
Technical field
The present invention relates to communication technical field, more particularly to a kind of image processing method and mobile terminal.
Background technology
With comprehensive popularization of mobile terminal, requirement more and more higher of the people to mobile terminal.In order to meet people to U.S.
The demand of the souvenir of taking pictures of meddlesome thing.Increasing mobile terminal is provided with camera, to realize camera function.It is in order that mobile
Image that terminal is taken is more natural, more prominent focus (such as personage) is, it is necessary to which the background for the image that mobile terminal is taken has virtualization
Effect.
At present, typically user after an image is shot, opens the image, at image by image processing software
The manual frame of instrument that reason software carries selects background area.Background area that image processing software is selected to subscriber frame carry out it is identical or
The Gaussian Blur of gradual change yardstick, image of the output with background blurring effect.
But want to obtain image of the background with virtualization effect in the prior art, it is necessary to which user is clapped by mobile terminal
Image is taken the photograph, then image is opened by image processing software and Gaussian Blur is carried out to the background area that manual frame selects, so as to cause
Obtaining background has the operating process of the image of virtualization effect complicated, wastes user's plenty of time.
The content of the invention
The embodiment of the present invention provides a kind of image processing method and mobile terminal, to solve to obtain background tool in the prior art
There is the problem of operating process of the image of virtualization effect is complicated, time-consuming.
In order to solve the above-mentioned technical problem, the present invention is realized in：A kind of image processing method, this method include：
Determine the subject area of destination object in pending image；
Determine pending target background region；
It is N number of background subregion by the target background region division；
According to putting in order for N number of background subregion, different degrees of virtualization is carried out to N number of background subregion
Processing；
Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1.
Second aspect, the embodiment of the present invention also provide a kind of mobile terminal, including：
First determining module, for determining the subject area of destination object in pending image；
Second determining module, for determining pending target background region；
Division module, for being N number of background subregion by the target background region division；
Processing module is blurred, for putting in order according to N number of background subregion, to N number of background subregion
Carry out different degrees of virtualization processing；
Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1.
The third aspect, the embodiment of the present invention also provide a kind of mobile terminal, including：Memory, processor and it is stored in institute
The computer program that can be run on memory and on the processor is stated, when the computer program is by the computing device
The step of realizing image processing method described above.
Fourth aspect, the embodiment of the present invention also provide a kind of readable storage medium storing program for executing, on the computer-readable recording medium
Computer program is stored with, the computer program realizes the step of image processing method described above when being executed by processor
Suddenly.
In embodiments of the present invention, by determining the subject area of destination object in pending image.Determine pending
Target background region, it is N number of background subregion by target background region division.It is right according to putting in order for N number of background subregion
N number of background subregion carries out different degrees of virtualization processing, has the image of virtualization effect to obtain background.Therefore, it is of the invention
The image processing method that embodiment provides, makes mobile terminal be achieved that the back of the body to image to be obtained during IMAQ
Scene area has carried out different degrees of background blurring processing so that the image of acquisition is more natural, can more protrude focus.Meanwhile keep away
Exempt from the operating process of complexity, save user time.
Brief description of the drawings
Fig. 1 is the flow chart of image processing method provided in an embodiment of the present invention；
Fig. 2 is flow chart of the image processing method provided in an embodiment of the present invention under practical application scene；
Fig. 3 is one of the schematic diagram of image processing method provided in an embodiment of the present invention under practical application scene；
Fig. 4 is the two of schematic diagram of the image processing method provided in an embodiment of the present invention under practical application scene；
Fig. 5 is the three of schematic diagram of the image processing method provided in an embodiment of the present invention under practical application scene；
Fig. 6 is one of structural representation of mobile terminal provided in an embodiment of the present invention；
Fig. 7 is the two of the structural representation of mobile terminal provided in an embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is part of the embodiment of the present invention, rather than whole embodiments.Based on this hair
Embodiment in bright, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.Below in conjunction with accompanying drawing, the technical scheme that various embodiments of the present invention provide is described in detail.
Have the operating process of the image of virtualization effect complicated to solve to obtain background in the prior art, it is a large amount of to waste user
The problem of time, the present invention provide a kind of image processing method, the executive agent of this method, can be, but not limited to mobile terminal
(e.g., mobile phone, tablet personal computer etc.) or the device that can be configured as performing this method provided in an embodiment of the present invention.
For ease of description, hereafter executive agent in this way is to be able to carry out exemplified by the mobile terminal of this method, to this
The embodiment of method is introduced.It is appreciated that it is a kind of exemplary say that the executive agent of this method, which is mobile terminal,
It is bright, it is not construed as the restriction to this method.
Fig. 1 is the flow chart of image processing method provided in an embodiment of the present invention, and Fig. 1 method can be held by mobile terminal
OK, as shown in figure 1, this method can include：
Step 101, the subject area for determining destination object in the pending image.
The mobile terminal is provided with camera, passes through the camera collection image.
The preview graph that camera gathers in real time in image and shooting process that the pending image can include prestoring
Picture.That is, the pending image can be the picture generated；Or the pending image can be that camera is real
When the preview image that gathers.
The destination object, the things of image to be collected can be referred to, e.g., personage or scenery.
The subject area of the destination object, the profile that can refer to destination object surround the region surrounded or destination object
Minimum rectangular area.In other words, the subject area of the destination object can be the region that destination object is imaged in the picture.
Step 102, determine pending target background region.
In this step, all image-regions in the pending image in addition to the subject area can be defined as
Pending target background region.
Therefore, in the preview image that camera gathers in real time in the image and shooting process that whether prestore, except
The region outside the subject area of destination object be present and be defined as target background region.
Step 103, by the target background region division it is N number of background subregion.
In this step, it is N number of background subregion by target background region division, can be accomplished in several ways.Specifically,
For example, can be divided according to the ordinate of orthogonal axes in target background region, or according to target Beijing away from the subject area away from
From being divided.
It should be understood that in the embodiment of the present application, ordinate of orthogonal axes refers to the longitudinal axis of the pending image under cartesian coordinate system
Coordinate, it is the positive direction of ordinate of orthogonal axes upwards.The origin of ordinate of orthogonal axes is not limited.
Step 104, putting in order according to N number of background subregion, different journeys are carried out to N number of background subregion
The virtualization processing of degree.
Wherein, different degrees of virtualization processing is carried out, can refer to and virtualization processing is carried out using different virtualization degree values.Should
Virtualization degree value can show as diversified forms, for example, can be the quantized value for the virtualization degree for characterizing background subregion.Change sentence
Talk about, the virtualization degree value can be the quantized value for the fog-level for characterizing background subregion.In actual applications, the virtualization journey
Angle value m ∈ (0,1].
The plurality of background subregion puts in order, and can refer to be arranged in order on y direction, can also refer to scheme
Centered on the profile of destination object in acquisition interface, it is arranged in order to the direction away from destination object.
In embodiments of the present invention, by determining the subject area of destination object in pending image.Determine pending
Target background region, it is N number of background subregion by target background region division.It is right according to putting in order for N number of background subregion
N number of background subregion carries out different degrees of virtualization processing, has the image of virtualization effect to obtain background.Therefore, it is of the invention
The method of embodiment, mobile terminal can be made during IMAQ, difference is carried out to the background area of image to be obtained
The background blurring processing of degree, so that the image obtained is more natural, can more protrude focus.
In addition, the method for the embodiment of the present invention, can also simplify background blurring flow, complex operations process is avoided, is improved
Image formation efficiency.
Alternatively, as one embodiment, step 101 specifically can be achieved be：
Minimum rectangular area comprising the destination object is defined as to the subject area of the destination object；
Or the profile of the destination object is identified, and the image-region that the profile is surrounded is defined as the mesh
Mark the subject area of object.
Certainly, step 101 can also have other implementations, and the embodiment of the present invention is not specifically limited.
Alternatively, as one embodiment, step 103 specifically can be achieved be：
It is according to the ordinate of orthogonal axes in the target background region, the target background region is longitudinally divided for N number of background
Region.
It should be understood that the ordinate of orthogonal axes in the target background region, can be with the least significant end of feeling the pulse with the finger-tip mark background area away from image bottom
Distance.
Wherein, the region height of N number of background subregion can be with equal；Or per adjacent two in N number of background subregion
The difference of the region height of individual background subregion takes different preset values, and the preset value can be set according to the actual requirements, the present invention
Embodiment is not specifically limited.
The embodiment of the present invention, by the ordinate of orthogonal axes according to target background region, by target background region it is longitudinally divided be N
Individual background subregion, background subregion that can be by whole target background region division into N number of bar shaped.Again subsequently to multiple backgrounds
Subregion carries out the image that different degrees of virtualization processing is formed, and makes scene of the image from target background region bottom to top
Virtualization degree from weak to strong so that the image ultimately formed is more natural.
Alternatively, as another embodiment, step 103 specifically can be achieved be：
First area in the target background region is divided into M background subregion by ordinate of orthogonal axes；
Second area in the target background region is defined as the M+1 background subregion；
The 3rd region in the target background region is defined as the M+2 background subregion；
Wherein, M is positive integer more than 1, N=M+2.
Further, in the present embodiment,
The first area is that the pending image includes the first rectangular area of the destination object, described first
The ordinate of orthogonal axes scope of rectangular area and the ordinate of orthogonal axes scope of the destination object are equal, the width of first rectangular area
It is equal with the width of the pending image；
The second area is the second rectangular area on the downside of the first rectangular area described in the pending image；
3rd region is the 3rd rectangular area on the upside of the first rectangular area described in the pending image；Its
In, the pending image is made up of first rectangular area, second rectangular area and the 3rd rectangular area.
It should be understood that in the present embodiment, the ordinate of orthogonal axes scope of first rectangular area and the longitudinal axis of the destination object
Coordinate range is equal, that is to say, that maximum ordinate of orthogonal axes of the ordinate of orthogonal axes of first rectangular area in the destination object
Between minimum ordinate of orthogonal axes.
It should be understood that in the present embodiment, the second area is the first rectangular area downside described in the pending image
The second rectangular area, that is to say, that the ordinate of orthogonal axes of first rectangular area be less than the destination object the minimum longitudinal axis
Coordinate.
It should be understood that in the present embodiment, the 3rd region is the first rectangular area upside described in the pending image
The 3rd rectangular area, that is to say, that the ordinate of orthogonal axes of the 3rd rectangular area be more than the destination object the maximum longitudinal axis
Coordinate.
It should be understood that the region height of M background subregion in the first area 1 can be with equal；Or the first area
The difference of region height in M background subregion in 1 per two neighboring background subregion takes different preset values, the preset value
It can set according to the actual requirements, the embodiment of the present invention is not specifically limited.
The scheme of the embodiment of the present invention, by the way that careful division will be carried out with the first area comprising destination object, then subsequently
Multiple background subregions are carried out with the image that different degrees of virtualization processing is formed so that the image is from the first rectangular area bottom
Scene to top blurs degree from weak to strong, so that the target background region comprising destination object is more natural, can more dash forward
The destination object gone out in subject area.
Alternatively, as further embodiment, step 103 specifically can be achieved be：
First area in the target background region is divided into N number of background subregion by ordinate of orthogonal axes；
Second area in the target background region and the adjacent with the second area the 1st background subregion are closed
And it is a background subregion；
The 3rd region in the target background region and the n-th background subregion adjacent with the 3rd region are closed
And it is a background subregion.
Further, in the present embodiment,
The first area is that the pending image includes the first rectangular area of the destination object, described first
The ordinate of orthogonal axes scope of rectangular area and the ordinate of orthogonal axes scope of the destination object are equal, the width of first rectangular area
It is equal with the width of the pending image；
The second area is the second rectangular area on the downside of the first rectangular area described in the pending image；
3rd region is the 3rd rectangular area on the upside of the first rectangular area described in the pending image；
Wherein, the pending image is by first rectangular area, second rectangular area and the 3rd rectangle
Region forms.
It should be understood that in the present embodiment, the ordinate of orthogonal axes scope of first rectangular area and the longitudinal axis of the destination object
Coordinate range is equal, that is to say, that maximum ordinate of orthogonal axes of the ordinate of orthogonal axes of first rectangular area in the destination object
Between minimum ordinate of orthogonal axes.
It should be understood that in the present embodiment, the second area is the first rectangular area downside described in the pending image
The second rectangular area, that is to say, that the ordinate of orthogonal axes of first rectangular area be less than the destination object the minimum longitudinal axis
Coordinate.
It should be understood that in the present embodiment, the 3rd region is the first rectangular area upside described in the pending image
The 3rd rectangular area, that is to say, that the ordinate of orthogonal axes of the 3rd rectangular area be more than the destination object the maximum longitudinal axis
Coordinate.
It should be understood that the region height of N number of background subregion in the first area 1 can be with equal；Or the first area
The difference of region height in N number of background subregion in 1 per two neighboring background subregion takes different preset values, the preset value
It can set according to the actual requirements, the embodiment of the present invention is not specifically limited.
The embodiment of the present invention, by will be divided with the first area comprising destination object, it will be located in first area
The background subregion of both sides, with adjacent second area and the 3rd region merging technique respectively into a background subregion, then subsequently to this
A little multiple background subregions carry out the image that different degrees of virtualization processing is formed so that the image from the first area bottom to
The scene on top blurs degree from weak to strong, and background subregion adjacent in second area and first area has same virtualization
Effect, the 3rd region background subregion adjacent with first area has same virtualization effect, so that the image formed
It is more natural, the destination object of more prominent subject area.
Alternatively, as further embodiment, step 103 specifically can be achieved be：
It is N number of background subregion by the target background region division according to the distance away from the subject area.
Specifically, it is N number of background sub-district by the target background region division according to the distance away from the subject area
Domain, it is possible to achieve be：
Obtain destination object subject area profile, centered on the profile of the subject area of destination object, according to away from
The distance of the profile of subject area, by target background region division into N number of background subregion.
In the present embodiment, it is N number of background sub-district by target background region division according to the distance away from the subject area
Domain, the difference in these background subregions between each ultimate range and minimum range of the background subregion away from the subject area
It is equal.Certainly, can be taken per the difference between ultimate range and minimum range of the two neighboring background subregion away from subject area
Different preset values, the preset value can be set according to the actual requirements, and the embodiment of the present invention is not specifically limited.
The embodiment of the present invention, by being N number of background sub-district by target background region division according to the distance away from subject area
Domain, can be by whole target background region division into N number of annular background subregion, then subsequently multiple background subregions are carried out
The image that different degrees of virtualization processing is formed so that the image is presented from close destination object to away from destination object virtualization journey
The effect gradually strengthened is spent, so that the image ultimately formed is more natural, the target of the subject area of more prominent destination object
Object.
Alternatively, as one embodiment of the present of invention, step 104 specifically can be achieved be：According to N number of background sub-district
Domain puts in order, and according to the first incremental virtualization mode of virtualization degree value, N number of background subregion is carried out different degrees of
Virtualization processing；Or putting in order according to N number of background subregion, the second virtualization successively decreased according to virtualization degree value
Mode, different degrees of virtualization is carried out to N number of background subregion and handled.
Wherein, the first virtualization mode can be that the difference of the virtualization degree value of two adjacent background subregions is that value is identical
Default value；Or the virtualization degree value of each background subregion is the different default value of value.Second virtualization side
Formula can also be that the difference of the virtualization degree value of two adjacent background subregions is value identical default value；It is or described
The virtualization degree value of each background subregion is the different default value of value.
The embodiment of the present invention, by being carried out to forming multiple background subregions in above-described embodiment at different degrees of virtualization
Reason, each background subregion can be carried out in various degree with reference to parameters such as the size of each background subregion, position, shapes
Virtualization is handled so that the image of formation is more natural, can more protrude the image of the destination object in subject area.
Below in conjunction with specific embodiments, the method for the embodiment of the present invention is further described.
Fig. 2 shows flow chart of the image processing method provided in an embodiment of the present invention under practical application scene；
Specifically, as shown in Figure 2：
210, determine to whether there is the subject area of destination object in pending image；
If the subject area of destination object be present, step 220 is performed；If in the absence of the subject area of destination object,
Without operation.
220, pending target background region is determined.
It can specifically include：All image-regions in the pending image in addition to the subject area are defined as
Pending target background region.
It is N number of background subregion by the target background region division 230.
Specifically include：
Step 241, according to the ordinate of orthogonal axes in the target background region, by the target background region it is longitudinally divided be N
Individual background subregion, as shown in Figure 3.Certainly, according to ordinate of orthogonal axes divided also include as shown in Figure 4 and Figure 5 other two
Kind dividing mode, specifically refers to the related content in above-described embodiment, the embodiment of the present invention repeats no more.
Or it is N number of background by the target background region division according to the distance away from the subject area step 242
Subregion.
250, according to putting in order for N number of background subregion, N number of background subregion is carried out different degrees of
Virtualization processing.
When it is implemented, assume that the virtualization degree value can be m, then N number of background sub-district to being formed in above-described embodiment
It is described in detail below that domain carries out different degrees of virtualization processing：
For example, shown in Fig. 3, it is according to the ordinate of orthogonal axes in target background region, target background region is longitudinally divided to be N number of
Background subregion, from the 1st section, the 2nd section ... N section.Every section of corresponding virtualization degree value is calculated, the virtualization degree value of first paragraph is
M/N, second segment virtualization degree value are 2m/N, and N-1 sections virtualization degree value is m (N-1)/N, and the virtualization degree value of N sections is m, m
Can be (0,1] in any value.So, the virtualization degree of background area gradually strengthens on a directions, can be formed more certainly
So, the image of the destination object of more prominent subject area.
For example, shown in Fig. 4, the first area 1 in target background region is divided into M background sub-district by ordinate of orthogonal axes
Domain；Second area 2 in target background region is defined as the M+1 background subregion；By the 3rd in target background region
Region 3 is defined as the M+2 background subregion.Wherein, M is positive integer more than 1, N=M+2.From the 1st section, the 2nd section ... N
Section.Calculate every section of corresponding virtualization degree value, the virtualization degree value of first paragraph be m/N, and the M+1 background below first paragraph is sub
The virtualization degree value in region does not limit specifically, and second segment virtualization degree value is 2m/N, and the virtualization degree values of M sections is m, M sections
More than the virtualization degree value of the M+2 background subregion do not limit specifically, m can for (0,1] in any value.So, in a
The virtualization degree of background area gradually strengthens on direction, can form more natural, the destination object in more prominent subject area.
For example, shown in Fig. 5, the first area 1 in target background region is divided into N number of background sub-district by ordinate of orthogonal axes
Domain；Second area 2 in target background region and the adjacent with second area 2 the 1st background subregion are merged into a back of the body
Scape subregion；The 3rd region 3 in target background region and the n-th background subregion adjacent with the 3rd region 3 are merged into
One background subregion.Recognizing destination object (human body) height H, (people when i.e. using the position of the pin of people as origin position is most
Big ordinate of orthogonal axes) division N deciles, from the 1st section, the 2nd section ... N section.Calculate every section of corresponding virtualization degree value, the void of first paragraph
Change degree value is m/N, and the second area virtualization degree value below first paragraph is also m/N, and second segment virtualization degree value is 2m/N, the
The virtualization degree value of N sections is m, and the 3rd region virtualization degree value more than N sections also be m, m can for (0,1] in any value.
So, the virtualization degree of background area gradually strengthens on a directions, can form more natural, the mesh in more prominent subject area
Mark object.
In the embodiment of the present invention, by the subject area for determining destination object in pending image.Determine pending mesh
Background area is marked, is N number of background subregion by target background region division.According to putting in order for N number of background subregion, to N
Individual background subregion carries out different degrees of virtualization processing, has the image of virtualization effect to obtain background.Therefore, the present invention is real
The image processing method of example offer is provided, mobile terminal is achieved that the background to image to be obtained during IMAQ
Region has carried out different degrees of background blurring processing so that the image of acquisition is more natural, can more protrude focus.Meanwhile avoid
Complicated operating process, saves user time.
More than, the image processing method of the embodiment of the present invention is described in detail with reference to Fig. 1 to Fig. 5, below, with reference to Fig. 6, in detail
Describe the mobile terminal of the bright embodiment of the present invention in detail.
Fig. 6 shows the structural representation of mobile terminal provided in an embodiment of the present invention, as shown in fig. 6, the mobile terminal
The image processing method provided based on one embodiment of the invention, the terminal can include：
First determining module 601, for determining the subject area of destination object in pending image；
Second determining module 602, for determining pending target background region；
Division module 603, for being N number of background subregion by the target background region division；
Processing module 604 is blurred, for putting in order according to N number of background subregion, to N number of background sub-district
Domain carries out different degrees of virtualization processing；
Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1.
In one embodiment, first determining module 601 includes：
First determining unit, for the minimum rectangular area comprising the destination object to be defined as into the destination object
Subject area；Or
Second determining unit, for identifying the profile of the destination object, and the image-region that the profile is surrounded
It is defined as the subject area of the destination object.
In one embodiment, second determining module 602 includes：
3rd determining unit, for all image-regions in the pending image in addition to the subject area are true
It is set to pending target background region.
In one embodiment, the division module 603 includes：
First division unit, for the ordinate of orthogonal axes according to the target background region, the target background region is indulged
To being divided into N number of background subregion.
In one embodiment, the division module 603 includes：
Second division unit, for the first area in the target background region to be divided into the M back of the body by ordinate of orthogonal axes
Scape subregion；
4th determining unit, for the second area in the target background region to be defined as into the M+1 background sub-district
Domain；
5th determining unit, for the 3rd region in the target background region to be defined as into the M+2 background sub-district
Domain；
Wherein, M is positive integer more than 1, N=M+2.
In one embodiment, the division module 603 includes：
3rd division unit, for the first area in the target background region to be divided into N number of back of the body by ordinate of orthogonal axes
Scape subregion；
6th determining unit, for by the second area in the target background region and adjacent with the second area
1st background subregion merges into a background subregion；
7th determining unit, for by the 3rd region in the target background region and adjacent with the 3rd region
N-th background subregion merges into a background subregion.
In one embodiment, the first area is the first square that the pending image includes the destination object
Shape region, the ordinate of orthogonal axes scope of first rectangular area and the ordinate of orthogonal axes scope of the destination object are equal, and described
The width of the width of one rectangular area and the pending image is equal；
The second area is the second rectangular area on the downside of the first rectangular area described in the pending image；
3rd region is the 3rd rectangular area on the upside of the first rectangular area described in the pending image；
Wherein, the pending image is by first rectangular area, second rectangular area and the 3rd rectangle
Region forms.
In one embodiment, the division module 603 includes：
It is N number of background subregion by the target background region division according to the distance away from the subject area.
In one embodiment, between ultimate range and minimum range of each background subregion away from the subject area
Difference is equal.
In one embodiment, the virtualization processing module 604 includes：
First virtualization processing unit, for putting in order according to N number of background subregion, passed according to virtualization degree value
The the first virtualization mode increased, carries out different degrees of virtualization to N number of background subregion and handles；Or
Second virtualization processing unit, for putting in order according to N number of background subregion, passed according to virtualization degree value
The the second virtualization mode subtracted, different degrees of virtualization is carried out to N number of background subregion and handled.
In one embodiment, the difference of the virtualization degree value of two adjacent background subregions is value identical present count
Value；Or the virtualization degree value of each background subregion is the different default value of value.
In one embodiment, it is real-time to include camera in the image and shooting process that prestore for the pending image
The preview image of collection.
In one embodiment, the region height of N number of background subregion is equal.
In the embodiment of the present invention, by the subject area for determining destination object in pending image.Determine pending mesh
Background area is marked, is N number of background subregion by target background region division.According to putting in order for N number of background subregion, to N
Individual background subregion carries out different degrees of virtualization processing, has the image of virtualization effect to obtain background.Therefore, the present invention is real
The mobile terminal of example offer is provided, mobile terminal is achieved that the background area to image to be obtained during IMAQ
Different degrees of background blurring processing is carried out so that the image of acquisition is more natural, can more protrude focus.Meanwhile avoid multiple
Miscellaneous operating process, saves user time.
The mobile terminal can also carry out Fig. 1 method, and realize mobile terminal in Fig. 1, the function of embodiment illustrated in fig. 2,
Repeat no more.
Fig. 7 is a kind of hardware architecture diagram for the mobile terminal for realizing each embodiment of the present invention,
The mobile terminal 700 includes but is not limited to：It is radio frequency unit 701, mixed-media network modules mixed-media 702, audio output unit 703, defeated
Enter unit 704, sensor 705, display unit 706, user input unit 707, interface unit 708, memory 709, processor
The part such as 710 and power supply 711.It will be understood by those skilled in the art that the mobile terminal structure shown in Fig. 7 is not formed
Restriction to mobile terminal, mobile terminal can be included than illustrating more or less parts, either combine some parts or
Different part arrangements.In embodiments of the present invention, mobile terminal include but is not limited to mobile phone, tablet personal computer, notebook computer,
Palm PC, car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 710, for determining the subject area of destination object in pending image；
Determine pending target background region；
It is N number of background subregion by the target background region division；
According to putting in order for N number of background subregion, different degrees of virtualization is carried out to N number of background subregion
Processing；
Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1.
In the embodiment of the present invention, by the subject area for determining destination object in pending image.Determine pending mesh
Background area is marked, is N number of background subregion by target background region division.According to putting in order for N number of background subregion, to N
Individual background subregion carries out different degrees of virtualization processing, has the image of virtualization effect to obtain background.Therefore, the present invention is real
The image processing method of example offer is provided, mobile terminal is achieved that the background to image to be obtained during IMAQ
Region has carried out different degrees of background blurring processing so that the image of acquisition is more natural, can more protrude focus.In addition, avoid
Complicated operating process, saves user time.
It should be understood that in the embodiment of the present invention, radio frequency unit 701 can be used for receiving and sending messages or communication process in, signal
Reception and transmission, specifically, by from base station downlink data receive after, handled to processor 710；In addition, will be up
Data are sent to base station.Generally, radio frequency unit 701 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 701 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal has provided the user wireless broadband internet by mixed-media network modules mixed-media 702 and accessed, and such as helps user to receive
Send e-mails, browse webpage and access streaming video etc..
Audio output unit 703 can be receiving by radio frequency unit 701 or mixed-media network modules mixed-media 702 or in memory 709
It is sound that the voice data of storage, which is converted into audio signal and exported,.Moreover, audio output unit 703 can also be provided and moved
The audio output for the specific function correlation that dynamic terminal 700 performs is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 703 includes loudspeaker, buzzer and receiver etc..
Input block 704 is used to receive audio or video signal.Input block 704 can include graphics processor
(Graphics Processing Unit, GPU) 7041 and microphone 7042, graphics processor 7041 is in video acquisition mode
Or the static images or the view data of video obtained in image capture mode by image capture apparatus (such as camera) are carried out
Reason.Picture frame after processing may be displayed on display unit 706.Picture frame after the processing of graphics processor 7041 can be deposited
Storage is transmitted in memory 709 (or other storage mediums) or via radio frequency unit 701 or mixed-media network modules mixed-media 702.Mike
Wind 7042 can receive sound, and can be voice data by such acoustic processing.Voice data after processing can be
The form output of mobile communication base station can be sent to via radio frequency unit 701 by being converted in the case of telephone calling model.
Mobile terminal 700 also includes at least one sensor 705, 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 7061, and proximity transducer can close when mobile terminal 700 is moved in one's ear
Display panel 7061 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, available for identification mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；Pass
Sensor 705 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared ray sensor etc. are spent, will not be repeated here.
Display unit 706 is used for the information for showing the information inputted by user or being supplied to user.Display unit 706 can wrap
Display panel 7061 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 7061.
User input unit 707 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 707 include contact panel 7071 and
Other input equipments 7072.Contact panel 7071, also referred to as touch-screen, collect touch operation of the user on or near it
(for example user uses any suitable objects or annex such as finger, stylus on contact panel 7071 or in contact panel 7071
Neighbouring operation).Contact panel 7071 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects the signal that touch operation is brought, and transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 170, receiving area
Manage the order that device 710 is sent and performed.It is furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Type realizes contact panel 7071.Except contact panel 7071, user input unit 707 can also include other input equipments
7072.Specifically, other input equipments 7072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, action bars, will not be repeated here.
Further, contact panel 7071 can be covered on display panel 7061, when contact panel 7071 is detected at it
On or near touch operation after, send processor 710 to determine the type of touch event, be followed by subsequent processing device 710 according to touch
The type for touching event provides corresponding visual output on display panel 7061.Although in the figure 7, contact panel 7071 and display
Panel 7061 is the part independent as two to realize the input of mobile terminal and output function, but in some embodiments
In, can be integrated by contact panel 7071 and display panel 7061 and realize input and the output function of mobile terminal, it is specific this
Place does not limit.
Interface unit 708 is the interface that external device (ED) is connected with mobile terminal 700.For example, external device (ED) can include
Line or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless FPDP, storage card end
Mouth, port, audio input/output (I/O) port, video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 708 can be used for receive the input (for example, data message, electric power etc.) from external device (ED) and
One or more elements that the input received is transferred in mobile terminal 700 can be used in the He of mobile terminal 700
Data are transmitted between external device (ED).
Memory 709 can be used for storage software program and various data.Memory 709 can mainly include storing program area
And storage data field, wherein, storing program area can storage program area, application program (such as the sound needed at least one function
Sound playing function, image player function etc.) etc.；Storage data field can store according to mobile phone use created data (such as
Voice data, phone directory etc.) etc..In addition, memory 709 can include high-speed random access memory, can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 710 is the control centre of mobile terminal, utilizes each of various interfaces and the whole mobile terminal of connection
Individual part, by running or performing the software program and/or module that are stored in memory 709, and call and be stored in storage
Data in device 709, the various functions and processing data of mobile terminal are performed, so as to carry out integral monitoring to mobile terminal.Place
Reason device 710 may include one or more processing units；Preferably, processor 710 can integrate application processor and modulatedemodulate is mediated
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 710.
Mobile terminal 700 can also include the power supply 711 (such as battery) to all parts power supply, it is preferred that power supply 711
Can be logically contiguous by power-supply management system and processor 710, so as to realize management charging by power-supply management system, put
The function such as electricity and power managed.
In addition, mobile terminal 700 includes some unshowned functional modules, will not be repeated here.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 710, memory 709, is stored in
On memory 709 and the computer program that can be run on the processor 710, the computer program are performed by processor 710
Each process of the above-mentioned image processing method embodiments of Shi Shixian, and identical technique effect can be reached, to avoid repeating, here
Repeat no more.
The embodiment of the present invention also provides a kind of computer-readable recording medium, and meter is stored with computer-readable recording medium
Calculation machine program, the computer program realize each process of above-mentioned image processing method embodiment, and energy when being executed by processor
Reach identical technique effect, to avoid repeating, repeat no more here.Wherein, described computer-readable recording medium, such as only
Read memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access Memory, abbreviation
RAM), magnetic disc or CD etc..
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property includes, so that process, method, article or device including a series of elements not only include those key elements, and
And also include the other element 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
Other identical element also be present in the process of key element, method, article or device.
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.Based on such understanding, 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 to cause a station terminal (can be mobile phone, computer, service
Device, air conditioner, or network equipment etc.) perform method described in each embodiment of the present invention.
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, belong within the protection of the present invention.
Claims (28)
- A kind of 1. image processing method, it is characterised in that including：Determine the subject area of destination object in pending image；Determine pending target background region；It is N number of background subregion by the target background region division；According to putting in order for N number of background subregion, N number of background subregion is carried out at different degrees of virtualization Reason；Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1.
- 2. according to the method for claim 1, it is characterised in that the target area for determining destination object in pending image Domain, including：Minimum rectangular area comprising the destination object is defined as to the subject area of the destination object；Or the profile of the destination object is identified, and the image-region that the profile is surrounded is defined as the target pair The subject area of elephant.
- 3. according to the method for claim 1, it is characterised in that the pending target background region of the determination, including：All image-regions in the pending image in addition to the subject area are defined as pending target background Region.
- 4. according to the method for claim 1, it is characterised in that described by the target background region division is N number of background Subregion, including：According to the ordinate of orthogonal axes in the target background region, by the target background region it is longitudinally divided be N number of background subregion.
- 5. according to the method for claim 1, it is characterised in that described by the target background region division is N number of background Subregion, including：First area in the target background region is divided into M background subregion by ordinate of orthogonal axes；Second area in the target background region is defined as the M+1 background subregion；The 3rd region in the target background region is defined as the M+2 background subregion；Wherein, M is positive integer more than 1, N=M+2.
- 6. according to the method for claim 1, it is characterised in that described by the target background region division is N number of background Subregion, including：First area in the target background region is divided into N number of background subregion by ordinate of orthogonal axes；Second area in the target background region and the adjacent with the second area the 1st background subregion are merged into One background subregion；The 3rd region in the target background region and the n-th background subregion adjacent with the 3rd region are merged into One background subregion.
- 7. the method according to claim 5 or 6, it is characterised in thatThe first area includes the first rectangular area of the destination object, first rectangle for the pending image The ordinate of orthogonal axes scope in region and the ordinate of orthogonal axes scope of the destination object are equal, the width of first rectangular area and institute The width for stating pending image is equal；The second area is the second rectangular area on the downside of the first rectangular area described in the pending image；3rd region is the 3rd rectangular area on the upside of the first rectangular area described in the pending image；Wherein, the pending image is by first rectangular area, second rectangular area and the 3rd rectangular area Composition.
- 8. according to the method for claim 1, it is characterised in that described by the target background region division is N number of background Subregion, including：It is N number of background subregion by the target background region division according to the distance away from the subject area.
- 9. according to the method for claim 8, it is characterised in that each background subregion away from the subject area it is maximum away from It is equal from the difference between minimum range.
- 10. according to the method for claim 1, it is characterised in that the arrangement according to N number of background subregion is suitable Sequence, different degrees of virtualization is carried out to N number of background subregion and handled, including：According to putting in order for N number of background subregion, according to the first incremental virtualization mode of virtualization degree value, to the N Individual background subregion carries out different degrees of virtualization processing；Or putting in order according to N number of background subregion, the second virtualization mode successively decreased according to virtualization degree value are right N number of background subregion carries out different degrees of virtualization processing.
- 11. according to the method for claim 1, it is characterised in that the virtualization degree value of two adjacent background subregions it Difference is value identical default value；Or the virtualization degree value of each background subregion is the different present count of value Value.
- 12. according to the method for claim 1, it is characterised in that the pending image include the image that prestores and The preview image that camera gathers in real time in shooting process.
- 13. according to the method for claim 1, it is characterised in that the region height of N number of background subregion is equal.
- A kind of 14. mobile terminal, it is characterised in that including：First determining module, for determining the subject area of destination object in pending image；Second determining module, for determining pending target background region；Division module, for being N number of background subregion by the target background region division；Processing module is blurred, for putting in order according to N number of background subregion, N number of background subregion is carried out Different degrees of virtualization processing；Wherein, the virtualization degree value is the quantized value for the virtualization degree for characterizing background subregion；N is the integer more than 1.
- 15. mobile terminal according to claim 14, it is characterised in that first determining module includes：First determining unit, for the minimum rectangular area comprising the destination object to be defined as to the object of the destination object Region；OrSecond determining unit, for identifying the profile of the destination object, and the image-region that the profile is surrounded determines For the subject area of the destination object.
- 16. mobile terminal according to claim 14, it is characterised in that second determining module includes：3rd determining unit, for all image-regions in the pending image in addition to the subject area to be defined as Pending target background region.
- 17. mobile terminal according to claim 14, it is characterised in that the division module includes：First division unit, for the ordinate of orthogonal axes according to the target background region, the target background region is longitudinally drawn It is divided into N number of background subregion.
- 18. mobile terminal according to claim 14, it is characterised in that the division module includes：Second division unit, for the first area in the target background region to be divided into M background by ordinate of orthogonal axes Region；4th determining unit, for the second area in the target background region to be defined as into the M+1 background subregion；5th determining unit, for the 3rd region in the target background region to be defined as into the M+2 background subregion；Wherein, M is positive integer more than 1, N=M+2.
- 19. mobile terminal according to claim 14, it is characterised in that the division module includes：3rd division unit, for the first area in the target background region to be divided into N number of background by ordinate of orthogonal axes Region；6th determining unit, for by the second area in the target background region and the adjacent with the second area the 1st Individual background subregion merges into a background subregion；7th determining unit, for by the 3rd region in the target background region and the N adjacent with the 3rd region Individual background subregion merges into a background subregion.
- 20. the mobile terminal according to claim 18 or 19, it is characterised in thatThe first area includes the first rectangular area of the destination object, first rectangle for the pending image The ordinate of orthogonal axes scope in region and the ordinate of orthogonal axes scope of the destination object are equal, the width of first rectangular area and institute The width for stating pending image is equal；The second area is the second rectangular area on the downside of the first rectangular area described in the pending image；3rd region is the 3rd rectangular area on the upside of the first rectangular area described in the pending image；Wherein, the pending image is by first rectangular area, second rectangular area and the 3rd rectangular area Composition.
- 21. mobile terminal according to claim 14, it is characterised in that the division module includes：It is N number of background subregion by the target background region division according to the distance away from the subject area.
- 22. mobile terminal according to claim 21, it is characterised in that each background subregion is away from the subject area Difference between ultimate range and minimum range is equal.
- 23. mobile terminal according to claim 14, it is characterised in that the virtualization processing module includes：First virtualization processing unit, it is incremental according to virtualization degree value for putting in order according to N number of background subregion First virtualization mode, different degrees of virtualization is carried out to N number of background subregion and handled；OrSecond virtualization processing unit, for putting in order according to N number of background subregion, successively decrease according to virtualization degree value Second virtualization mode, different degrees of virtualization is carried out to N number of background subregion and handled.
- 24. mobile terminal according to claim 14, it is characterised in that the virtualization degree of two adjacent background subregions The difference of value is value identical default value；Or the virtualization degree value of each background subregion is preset for value is different Numerical value.
- 25. mobile terminal according to claim 14, it is characterised in that the pending image includes the figure prestored The preview image that camera gathers in real time in picture and shooting process.
- 26. mobile terminal according to claim 14, it is characterised in that the region height phase of N number of background subregion Deng.
- A kind of 27. mobile terminal, it is characterised in that including：Memory, processor and it is stored on the memory and can be in institute The computer program run on processor is stated, the computer program is realized according to claim 1 during the computing device The step of to image processing method any one of 13.
- 28. a kind of computer-readable recording medium, it is characterised in that be stored with computer on the computer-readable recording medium Program, the image procossing according to any one of claim 1 to 13 is realized when the computer program is executed by processor The step of method.
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