CN106875350A - Method, device and the terminal of sharpening treatment are carried out to blurred picture - Google Patents
Method, device and the terminal of sharpening treatment are carried out to blurred picture Download PDFInfo
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- 230000003321 amplification Effects 0.000 claims abstract description 38
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 38
- 230000004048 modification Effects 0.000 claims description 15
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- 238000010586 diagram Methods 0.000 description 16
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- 238000007405 data analysis Methods 0.000 description 3
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/73—Deblurring; Sharpening
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Abstract
The invention provides a kind of method, device and terminal that sharpening treatment is carried out to blurred picture, it is related to technical field of image processing, wherein, a kind of method that sharpening treatment is carried out to blurred picture, including:Obtain blurred picture;Blurred picture is replicated, two width pictures, respectively the first picture and second picture are obtained;First picture is carried out into equal proportion compression, thumbnail is obtained, the image data of thumbnail is obtained;Second picture is carried out into equal proportion amplification, according to the image data of thumbnail, the second picture after amplification is processed, the clear picture after being processed.Technical scheme, a clear picture is regenerated by by blurred picture, it is to avoid cause user's substantial amounts of useful information in missing picture because of picture blur, is conducive to being lifted the experience of user.
Description
Technical field
The present invention relates to technical field of image processing, sharpening treatment is carried out to blurred picture in particular to a kind of
Method, a kind of device and a kind of terminal that sharpening treatment is carried out to blurred picture.
Background technology
In daily life, the useful letter for causing user normally to check in picture because of following three kinds of situations sometimes
Breath, first, user makes to cause to shoot unintelligible when using terminal shoots due to not focusing on;Second, the browse graph in terminal
Piece or on browsing web sites when, it may appear that do not see the situation of Chu's image content;3rd, some written historical materials are scanned through,
After the processes such as fax, the ambiguous situation of text information occurs when terminal shows.Three cases above can cause
User can not appreciate picture or miss a large amount of useful information, so as to influence Consumer's Experience.
Therefore, blurred picture how is made to become clear, the main information for allowing users to view picture turns into urgently to be resolved hurrily
Technical problem.
The content of the invention
It is contemplated that at least solving one of technical problem present in prior art or correlation technique.
Therefore, it is an object of the present invention to propose a kind of method that sharpening treatment is carried out to blurred picture.
It is another object of the present invention to propose a kind of device that sharpening treatment is carried out to blurred picture.
Another object of the present invention is to propose a kind of terminal.
To achieve the above object, technical scheme according to the first aspect of the invention, it is proposed that a kind of to enter to blurred picture
The method of row sharpening treatment, including:Obtain blurred picture;Blurred picture is replicated, two width pictures, respectively the first picture are obtained
And second picture;First picture is carried out into equal proportion compression, thumbnail is obtained, the image data of thumbnail is obtained;By the second figure
Piece carries out equal proportion amplification, according to the image data of thumbnail, the second picture after amplification is processed, after being processed
Clear picture.
In the technical scheme, after terminal gets blurred picture, the blurred picture is once replicated, replicated
After obtain two pictures, first picture is carried out equal proportion compression by any selection wherein pictures as the first picture,
Compression factor can set in advance, it is also possible to carry out sets itself by user, untill the first picture reaches satisfied definition,
Obtain the small clearly thumbnail of a hypertonic;Then set second picture according to terminal display size or user itself
Equal proportion amplification is carried out, then the second picture after amplification is carried out into sharpening treatment according to the image data of thumbnail, after treatment
Second picture be the sharpening picture of user's needs, by the technical scheme, blurred picture is processed as being adapted to user to look into
The clear picture seen, in order to avoid causing user's substantial amounts of useful information in missing picture because of picture blur, is conducive to lifting user
Experience.
In the above-mentioned technical solutions, it is preferable that before blurred picture is replicated, also include:Analysis blurred picture, obtains mould
Paste the image data of picture;According to the image data of blurred picture, filter is rebuild.
In the technical scheme, before blurred picture is replicated, that is, before the first picture and second picture is obtained,
The image data of blurred picture is analyzed first with the image recognition of terminal or character recognition technology, and is rebuild for image data
Filter, to carry out preliminary sharpening to blurred picture, the first picture and second picture after so replicating can compare blurred picture
Clearly, follow-up further sharpening is conducive to process.
In the above-mentioned technical solutions, it is preferable that rebuild filter and specifically include:According to the image data of blurred picture, selection
Fuzzy pattern;The radius value that modification USM is sharpened, makes blurred picture reach default optimal clear state.
In the technical scheme, the fuzzy mould of the blurred picture that the image data analysis according to blurred picture is being processed
Formula, it may be possible to which that is caused due to focusing failure when shooting is out of focus fuzzy;Be also likely to be shoot when due to shake caused by
Motion blur;It is Gaussian Blur etc. to be also possible to, and according to the fuzzy pattern for analyzing, selects fuzzy mould corresponding with blurred picture
Formula, then changes the radius value that USM is sharpened, until blurred picture reaches default optimal clear state.
In the above-mentioned technical solutions, it is preferable that before the second picture after to amplification is processed, also include:In contracting
Shade is added on sketch map.
It is thumbnail addition shade in the technical scheme, wherein, mask layer just has with by the Chong Die part of mask layer
Image shows, image morphing effect is realized, while can prevent from performing maloperation in image layer region, its detailed process again
For:Shade is at the beginning translucent, gradually becomes all-transparent, first it to showing when so showing, reloads the second figure
Piece, then carries out sharpening treatment by second picture, and replaces thumbnail, ultimately generates a clear picture (after sharpening
Second picture).
In the above-mentioned technical solutions, it is preferable that the mode that the second picture after amplification is processed is specifically included:Image
One or more in recovery, image uncoiling and superposition noise.
In the technical scheme, second picture is processed by image recovery, picture uncoiling and superposition noise,
These processing modes can make blurred picture become clear.For example, image recovers to be, using the priori of image degradation, to go to recover
Degraded image is the true colours of blurred picture, and its basic ideas is first to set up the Mathematical Modeling of degeneration, then according to the model
Degraded image is fitted, so as to improve the quality of image, blurred picture is become clear.
A kind of technical scheme according to the second aspect of the invention, it is proposed that dress that sharpening treatment is carried out to blurred picture
Put, for terminal, it is characterised in that including:Acquiring unit, obtains blurred picture;Copied cells, replicates blurred picture, obtains
Two width pictures, respectively the first picture and second picture;Compression unit, equal proportion compression is carried out by the first picture, obtains breviary
Figure, obtains the image data of thumbnail;Processing unit, equal proportion amplification is carried out by second picture, the picture number according to thumbnail
According to carrying out sharpening treatment to the second picture after amplification, the clear picture after being processed.
In the technical scheme, after the acquiring unit of terminal gets blurred picture, copied cells is by the fuzzy graph
Piece is once replicated, and two pictures are obtained after duplication, and, used as the first picture, compression unit will for any selection wherein pictures
First picture carries out equal proportion compression, and compression factor can set in advance, it is also possible to carry out sets itself by user, until first
Untill picture reaches satisfied definition, that is, obtain the small clearly thumbnail of a hypertonic;Then processing unit shows according to terminal
Screen size or user itself set and for second picture to carry out equal proportion amplification, then by the second picture after amplification according to breviary
The image data of figure carries out sharpening treatment, and the second picture after treatment is the sharpening picture of user's needs, by the skill
Art scheme, blurred picture is processed as to be adapted to the clear picture that user checks, in order to avoid cause user to miss figure because of picture blur
Substantial amounts of useful information in piece, is conducive to being lifted the experience of user.
In the above-mentioned technical solutions, it is preferable that also include:Analytic unit, analyzes blurred picture, obtains the figure of blurred picture
Sheet data;Reconstruction unit, according to image data, rebuilds filter;
In the technical scheme, before blurred picture is replicated, that is, before the first picture and second picture is obtained,
Analytic unit first analyzes the image data of blurred picture, and then reconstruction unit carries out reconstruction filter for image data, with to mould
Paste picture carries out preliminary sharpening, and the first picture and second picture after so replicating can be more clear than blurred picture, are conducive to
Follow-up sharpening treatment.
In the above-mentioned technical solutions, it is preferable that the reconstruction unit is specifically included:Select unit, according to image data, choosing
Select fuzzy pattern;Modification unit, the radius value that modification USM is sharpened makes blurred picture reach default optimal clear state.
In the technical scheme, the fuzzy mould of the blurred picture that the image data analysis according to blurred picture is being processed
Formula, it may be possible to which that is caused due to focusing failure when shooting is out of focus fuzzy;Be also likely to be shoot when due to shake caused by
Motion blur;It is Gaussian Blur etc. to be also possible to, and according to the fuzzy pattern for analyzing, select unit selection is corresponding with blurred picture
Fuzzy pattern, then, the radius value that modification unit modification USM is sharpened, until blurred picture reaches default optimal clear state.
In the above-mentioned technical solutions, it is preferable that also include:Adding device, adds shade on thumbnail.
It is thumbnail addition shade in the technical scheme, wherein, mask layer just has with by the Chong Die part of mask layer
Image shows, image morphing effect is realized, while can prevent from performing maloperation in image layer region, its detailed process again
For:Shade is at the beginning somewhat transparent, gradually becomes all-transparent, first it to showing when so showing, reloads second
Picture, then carries out sharpening treatment by second picture, and replaces thumbnail, ultimately generates a clear picture (after sharpening
Second picture).
In the above-mentioned technical solutions, it is preferable that the mode that the second picture after amplification is processed is specifically included:Image
One or more in uncoiling, image degradation and superposition noise.
In the technical scheme, second picture is processed by image recovery, picture uncoiling and superposition noise,
These processing modes can make blurred picture become clear.For example, image recovers to be, using the priori of image degradation, to go to recover
Degraded image is the true colours of blurred picture, and its basic ideas is first to set up the Mathematical Modeling of degeneration, then according to the model
Degraded image is fitted, so as to improve the quality of image, blurred picture is become clear.
A kind of technical scheme according to the third aspect of the invention we, it is proposed that terminal, including above-mentioned second aspect technical side
The device that sharpening treatment is carried out to blurred picture of any technical scheme in case.
In the technical scheme, after terminal gets blurred picture, blurred picture is replicated, obtained two width figures
Piece, respectively the first picture and second picture, any selection wherein pictures are carried out first picture as the first picture
Equal proportion is compressed, and compression factor can set in advance, it is also possible to carry out sets itself by user, until the first picture reach it is satisfied
Untill definition, that is, obtain the small clearly thumbnail of a hypertonic;Then set according to terminal display size or user itself
Put carries out equal proportion amplification by second picture, then second picture is carried out into sharpening treatment according to the image data of thumbnail, place
Second picture after reason is the sharpening picture of user's needs, by the technical scheme, blurred picture is processed as to be adapted to use
The clear picture that family is checked, in order to avoid causing user's substantial amounts of useful information in missing picture because of picture blur, is conducive to lifting
The experience of user.
Brief description of the drawings
What Fig. 1 showed one embodiment according to the first aspect of the invention carries out sharpening treatment to blurred picture
The schematic flow sheet of method.
What Fig. 2 showed another embodiment according to the first aspect of the invention carries out sharpening treatment to blurred picture
Method schematic flow sheet.
What Fig. 3 showed further embodiment according to the first aspect of the invention carries out sharpening treatment to blurred picture
Method schematic flow sheet.
What Fig. 4 showed one embodiment according to the second aspect of the invention carries out sharpening treatment to blurred picture
The schematic diagram of device.
What Fig. 5 showed further embodiment according to the second aspect of the invention carries out sharpening treatment to blurred picture
Device schematic diagram.
What Fig. 6 showed another embodiment according to the second aspect of the invention carries out sharpening treatment to blurred picture
Device schematic diagram.
Fig. 7 shows the schematic diagram of the terminal of one embodiment according to the third aspect of the invention we.
Fig. 8 shows a kind of stream of implementation method that sharpening treatment is carried out to blurred picture according to embodiments of the present invention
Journey schematic diagram.
Fig. 9 shows the picture schematic diagram of mobile phone according to Fig. 8 to blurred picture before and after treatment.
Figure 10 shows mobile terminal hardware architecture diagram according to embodiments of the present invention.
Specific embodiment
It is below in conjunction with the accompanying drawings and specific real in order to be more clearly understood that the above objects, features and advantages of the present invention
Mode is applied to be further described in detail the present invention.It should be noted that in the case where not conflicting, the implementation of the application
Feature in example and embodiment can be mutually combined.
Many details are elaborated in the following description in order to fully understand the present invention, but, the present invention may be used also
Implemented with being different from other modes described here using other, therefore, protection scope of the present invention is not limited to following public affairs
The limitation of the specific embodiment opened.
What Fig. 1 showed one embodiment according to the first aspect of the invention carries out sharpening treatment to blurred picture
The schematic flow sheet of method.
As shown in figure 1, the method that sharpening treatment is carried out to blurred picture, specifically includes:
Step 102, obtains blurred picture;
Step 104, replicates blurred picture, obtains two width pictures, respectively the first picture and second picture;
Step 106, equal proportion compression is carried out by the first picture, obtains thumbnail, obtains the image data of thumbnail;
Step 108, equal proportion amplification is carried out by second picture, according to the image data of the first picture, to amplification after
Two pictures are processed, the clear picture after being processed.
In this embodiment, step 102, after terminal gets blurred picture, step 104 enters the blurred picture
Row is once replicated, and two pictures are obtained after duplication, any selection wherein pictures as the first picture, step 106, by this
One picture carries out equal proportion compression, and compression factor can set in advance, it is also possible to carry out sets itself by user, until the first picture
Untill reaching satisfied definition, that is, obtain the small clearly thumbnail of a hypertonic;Then step 108, according to terminal display
Size or user itself are set and carry out equal proportion amplification by second, then second picture is carried out according to the image data of thumbnail
Sharpening treatment, the second picture after treatment is the sharpening picture of user's needs, by the technical scheme, by Fuzzy Processing
It is to be adapted to the clear picture checked of user, in order to avoid causing user's substantial amounts of useful information in missing picture because of picture blur, has
Beneficial to the experience of lifting user.
What Fig. 2 showed one embodiment according to the first aspect of the invention carries out sharpening treatment to blurred picture
The schematic flow sheet of method.
As shown in Fig. 2 the method that sharpening treatment is carried out to blurred picture, specifically includes:
Step 202, obtains blurred picture;
Step 204, analyzes blurred picture, obtains the image data of blurred picture;
Step 206, according to the image data of blurred picture, rebuilds filter.
Step 208, replicates blurred picture, obtains two width pictures, respectively the first picture and second picture;
Step 210, equal proportion compression is carried out by the first picture, obtains thumbnail, obtains the image data of the thumbnail;
Step 212, equal proportion amplification is carried out by second picture, according to the image data of thumbnail, second picture is carried out
Treatment, the clear picture after being processed.
In this embodiment, step 202, after terminal gets blurred picture, step 204, analysis blurred picture
Image data, then step 206, rebuilds filter, to carry out preliminary sharpening treatment to blurred picture, so for image data
The first picture and second picture after duplication can be more clear than blurred picture, are conducive to follow-up sharpening to process, step 208,
Blurred picture after preliminary sharpening is once replicated, two pictures are obtained after duplication, any selection wherein pictures
Used as the first picture, first picture is carried out equal proportion compression by step 210, and compression factor can set in advance, it is also possible to by
User carrys out sets itself, untill the first picture reaches satisfied definition, that is, obtains the small clearly thumbnail of a hypertonic;So
Step 212 afterwards, set according to terminal display size or user itself carries out equal proportion amplification by second, then by the second figure
Piece carries out sharpening treatment according to the image data of the first picture, and the second picture after treatment is the sharpening figure of user's needs
Piece, is to be adapted to the clear picture that user checks by Fuzzy Processing by the technical scheme, in order to avoid cause user because of picture blur
Substantial amounts of useful information in picture is missed, is conducive to being lifted the experience of user.
In such an embodiment, it is preferable rebuild filter specifically including:According to the image data of blurred picture, selection is fuzzy
Pattern;The radius value that modification USM is sharpened, makes blurred picture reach default optimal clear state.Picture number according to blurred picture
The fuzzy pattern of the blurred picture processed according to analysis, it may be possible to which that is caused due to focusing failure when shooting is out of focus fuzzy;
Be also likely to be shoot when due to shake caused by motion blur;It is Gaussian Blur etc. to be also possible to, fuzzy according to what is analyzed
Pattern, selects corresponding with blurred picture fuzzy pattern, then, the radius value of modification USM sharpenings, until blurred picture reach it is pre-
If optimal clear state.
What Fig. 3 showed another embodiment according to the first aspect of the invention carries out sharpening treatment to blurred picture
Method schematic flow sheet.
As shown in figure 3, the method that sharpening treatment is carried out to blurred picture, specifically includes:
Step 302, obtains blurred picture;
Step 304, replicates blurred picture, obtains two width pictures, respectively the first picture and second picture;
Step 306, equal proportion compression is carried out by the first picture, obtains thumbnail, obtains the image data of thumbnail;
Step 308, adds shade on thumbnail;
Step 310, equal proportion amplification is carried out by second picture, according to the image data of thumbnail, second picture is carried out
Treatment, the clear picture after being processed.
In this embodiment, step 302, after terminal gets blurred picture, step 304 enters the blurred picture
Row is once replicated, and two pictures are obtained after duplication, any selection wherein pictures as the first picture, step 306, by this
One picture carries out equal proportion compression, and compression factor can set in advance, it is also possible to carry out sets itself by user, until the first picture
Untill reaching satisfied definition, that is, obtain the small clearly thumbnail of a hypertonic;Then step 308, adds on thumbnail and hides
Cover, realizes image morphing effect, while can prevent from performing maloperation in image layer region again;Final step 310, according to end
End display screen size or user itself set and carry out equal proportion amplification by second, then by second picture according to thumbnail figure
Sheet data carries out sharpening treatment, and the second picture after treatment is the sharpening picture of user's needs, by the embodiment, leads to
One clear picture of amplification of generation is crossed, blurred picture is processed as to be adapted to the clear picture that user checks, in order to avoid because of picture mould
Paste and cause user to miss substantial amounts of useful information in picture, be conducive to being lifted the experience of user.
In any embodiment of above-mentioned first aspect, it is preferable that the mode processed the second picture after amplification
Including:One or more in image recovery, image uncoiling and superposition noise.
In this embodiment, second picture is processed by image recovery, picture uncoiling or superposition noise, these
Processing mode can make blurred picture become clear.For example, image recovers to be, using the priori of image degradation, to go to recover to degenerate
Image is the true colours of blurred picture, and its basic ideas is first to set up the Mathematical Modeling of degeneration, then according to the model to moving back
Change image to be fitted, so as to improve the quality of image, blurred picture is become clear.
What Fig. 4 showed one embodiment according to the second aspect of the invention carries out sharpening treatment to blurred picture
The schematic diagram of device.
As shown in figure 4, the device 400 of sharpening treatment is carried out to blurred picture, including:
Acquiring unit 402, obtains blurred picture;
Copied cells 404, replicates blurred picture, obtains two width pictures, respectively the first picture and second picture;
Compression unit 406, equal proportion compression is carried out by the first picture, obtains thumbnail, obtains the image data of thumbnail;
Processing unit 408, equal proportion amplification is carried out by second picture, according to the image data of thumbnail, after amplification
Second picture is processed, the clear picture after being processed.
In this embodiment, after the acquiring unit 402 of terminal gets blurred picture, copied cells 404 is by the mould
Paste picture is once replicated, and two pictures are obtained after duplication, and any selection wherein pictures are used as the first picture, and compression is single
First picture is carried out equal proportion compression by unit 406, and compression factor can set in advance, it is also possible to carry out sets itself by user,
Untill the first picture reaches satisfied definition, that is, obtain the small clearly thumbnail of a hypertonic;Then processing unit 408 is pressed
Set according to terminal display size or user itself carries out equal proportion amplification by second, then by second picture according to thumbnail
Image data carry out sharpening treatment, the second picture after treatment be user needs sharpening picture, by the implementation
Example, is to be adapted to the clear picture that user checks by Fuzzy Processing, so as not to it is a large amount of in causing user to miss picture because of picture blur
Useful information, be conducive to lifted user experience.
What Fig. 5 showed further embodiment according to the second aspect of the invention carries out sharpening treatment to blurred picture
Device schematic diagram.
As shown in figure 5, the device 500 of sharpening treatment is carried out to blurred picture, including:
Acquiring unit 502, obtains blurred picture;
Copied cells 504, replicates blurred picture, obtains two width pictures, respectively the first picture and second picture;
Compression unit 506, equal proportion compression is carried out by the first picture, obtains thumbnail, obtains the image data of thumbnail;
Processing unit 508, equal proportion amplification is carried out by second picture, according to the image data of thumbnail, after amplification
Second picture is processed, the clear picture after being processed.
Analytic unit 510, analyzes blurred picture, obtains the image data of blurred picture;Reconstruction unit
512, according to image data, rebuild filter.
In this embodiment, after the acquiring unit 502 of terminal gets blurred picture, replicate blurred picture it
Before, that is, before the first picture and second picture is obtained, analytic unit 510 first analyzes the image data of blurred picture, so
Reconstruction unit 512 carries out reconstruction filter for image data afterwards, and preliminary sharpening is carried out with to blurred picture, after so replicating
First picture and second picture can be more clear than blurred picture, are conducive to follow-up sharpening to process, and copied cells 504 is first by this
The blurred picture for walking sharpening is once replicated, and two pictures are obtained after duplication, and any selection wherein pictures are used as the
First picture is carried out equal proportion compression by one picture, compression unit 506, and compression factor can set in advance, it is also possible to by with
Sets itself is carried out at family, untill the first picture reaches satisfied definition, that is, obtains the small clearly thumbnail of a hypertonic;Then
Processing unit 508 sets according to terminal display size or user itself and carries out equal proportion amplification by second, then by second
Picture carries out sharpening treatment according to the image data of thumbnail, and the second picture after treatment is the sharpening figure of user's needs
Piece, is to be adapted to the clear picture that user checks by Fuzzy Processing by the embodiment, in order to avoid cause user wrong because of picture blur
Substantial amounts of useful information in picture is crossed, is conducive to being lifted the experience of user.
In such an embodiment, it is preferable reconstruction unit is specifically included:Select unit, according to image data, the fuzzy mould of selection
Formula;Modification unit, the radius value that modification USM is sharpened makes blurred picture reach default optimal clear state.According to blurred picture
The fuzzy pattern of the blurred picture that image data analysis is being processed, it may be possible to which that is caused due to focusing failure when shooting is out of focus
It is fuzzy;Be also likely to be shoot when due to shake caused by motion blur;It is also possible to be Gaussian Blur etc., according to what is analyzed
Fuzzy pattern, select unit selects fuzzy pattern corresponding with blurred picture, then, the radius that modification unit modification USM is sharpened
Value, until blurred picture reaches default optimal clear state.
What Fig. 6 showed another embodiment according to the second aspect of the invention carries out sharpening treatment to blurred picture
Device schematic diagram.
As shown in fig. 6, the device 400 of sharpening treatment is carried out to blurred picture, including:
Acquiring unit 602, obtains blurred picture;
Copied cells 604, replicates blurred picture, obtains two width pictures, respectively the first picture and second picture;
Compression unit 606, equal proportion compression is carried out by the first picture, obtains thumbnail, obtains the image data of thumbnail;
Processing unit 608, equal proportion amplification is carried out by second picture, according to the image data of thumbnail, after amplification
Second picture is processed, the clear picture after being processed.
Adding device 610, adds shade on thumbnail.
In this embodiment, after the acquiring unit 602 of terminal gets blurred picture, copied cells 604 is by the mould
Paste picture is once replicated, and two pictures are obtained after duplication, and any selection wherein pictures are used as the first picture, and compression is single
First picture is carried out equal proportion compression by unit 606, and compression factor can set in advance, it is also possible to carry out sets itself by user,
Untill the first picture reaches satisfied definition, that is, obtain the small clearly thumbnail of a hypertonic;Adding device 608 is in breviary
Figure adds a shade above, and shade is at the beginning somewhat transparent, gradually becomes all-transparent, first it to display when so showing
Out, reload second picture, it is therefore an objective to replace thumbnail, then processing unit 610 according to terminal display size or
User itself is set and for second picture to carry out equal proportion amplification, then second picture is carried out clearly according to the image data of thumbnail
Change is processed, and the second picture after treatment is the sharpening picture of user's needs, by the embodiment, blurred picture is given birth to again
The clear picture that being cleaned into one, amplifying, suitable user checks, is conducive to user to check letter originally fuzzy in picture
Breath, improves the experience of user.
In any embodiment of above-mentioned second aspect, it is preferable that sharpening processing mode is specifically included:Image uncoiling,
One or more in image degradation and superposition noise.
In this embodiment, second picture is processed by image recovery, picture uncoiling and superposition noise, this
A little processing modes can make blurred picture become clear.For example, image recovers to be, using the priori of image degradation, to go recovery to move back
Change the true colours that image is blurred picture, its basic ideas is first to set up the Mathematical Modeling of degeneration, then according to the model pair
Degraded image is fitted, and so as to improve the quality of image, blurred picture is become clear.
Fig. 7 shows the schematic diagram of the terminal of one embodiment according to the third aspect of the invention we.
As shown in fig. 7, in terminal 700, including above-mentioned second aspect technical scheme any technical scheme to blurred picture
Carry out the device 702 of sharpening treatment.
In this embodiment, after terminal 700 gets blurred picture, blurred picture is replicated, is obtained two width
Picture, respectively the first picture and second picture, any selection wherein pictures enter first picture as the first picture
Row equal proportion is compressed, and compression factor can set in advance, it is also possible to carry out sets itself by user, until the first picture reaches satisfaction
Definition untill, that is, obtain the small clearly thumbnail of a hypertonic;Then according to terminal display size or user itself
Setting carries out equal proportion amplification by second, then second picture is carried out into sharpening treatment according to the image data of thumbnail, processes
Second picture afterwards is the sharpening picture of user's needs, by the technical scheme, blurred picture is processed as to be adapted to user
The clear picture checked, in order to avoid causing user's substantial amounts of useful information in missing picture because of picture blur, is conducive to lifting to use
The experience at family.
In such an embodiment, it is preferable before blurred picture is replicated, first blurred picture is pre-processed, by weight
Filter is built to reach preliminary sharpening treatment.
Fig. 8 shows a kind of stream of implementation method that sharpening treatment is carried out to blurred picture according to embodiments of the present invention
Journey schematic diagram.
As shown in figure 8, by taking mobile phone as an example, being mounted with intelligent assistant images Reconstruction of The Function in cell phone system setting, specifically
Implementation steps are as follows;
Step 802, is loaded into network picture or the free picture of user and word;
Step 804, clicks on " intelligent assistant images Reconstruction of The Function " button;
Step 806, selection good model (discharge of the coke fuzzy, motion blur, Gaussian Blur) slowly adjusts radius size and allows image
Filter is rebuild, USM is sharpened to optimum state;
Step 808, the treatment of respectively two width figures is carried out by artwork, and the first width figure carries out downsizing so that overall clear;The
Two width figures are amplified;
Step 810, in one view (shade) of the first width figure upper cover, shade is at the beginning (somewhat transparent), is gradually become
Into all-transparent, first it to showing when so showing, the second width figure is reloaded, the second width figure is carried out into repair process, and
Replace the first width figure.
In this embodiment, step 802, mobile phone is loaded into network picture or the free picture of user and word, selects Jiao
The fuzzy, image of motion blur, Gaussian Blur, step 804 clicks on " intelligent assistant images Reconstruction of The Function " button, using intelligence
Handset image recognize or the photo chosen to user of Text region processing module or website inside blurred picture divided
Analysis, according to the regional extent that user selects, i.e. picture or website, step 806, (discharge of the coke selection good model fuzzy, motion mould
Paste, Gaussian Blur) slowly adjustment radius size allow image reconstruction filter, USM is sharpened to optimum state.Step 808, by artwork point
Be the treatment of two width figures, the first width figure be compressed, obtain thumbnail so that overall clear, wherein, thumbnail be system according to
One pictures of artwork size compression, its capacity is very small, originally can just reduce the tens of several K byte;And according to
Be amplified for second width figure by the setting of the size of mobile phone screen or user itself, then step 810, on the first width figure
One shade (view) of lid, shade is at the beginning somewhat transparent, gradually becomes all-transparent, and first it is shown when so showing
Come, reload the second width figure, the second width figure is carried out into repair process, and replace the first width figure, the second width figure is carried out according to the
One width figure (reduce and clearly scheme) is repaired, and is divided into image recovery, image uncoiling etc., wherein, it is to utilize image degradation that image recovers
The priori of process is gone to recover by the true colours of degraded image, and it is (general that image degradation can be expressed as degeneration kernel function
Referred to as convolution kernel) and original image convolution, specifically, such as, the actual light luminance scope of the first width figure is 0~1000, RGB branch
The effective range held is 250~500, and that all can only be recorded as 500 more than 500, and it is inverse from 500 that the later stage is processed the second width figure
It is which value in 500~1000 to anti-original brightness of releasing, can so reaches the second width figure and the reparation of the first width figure is identical,
Simultaneously using the second width figure as treated clear picture, the process of noise is finally overlapped, in a word, image recovery process is just
It is the process for estimating picture rich in detail as far as possible from the blurred picture for obtaining.
Fig. 9 shows the picture schematic diagram of mobile phone according to Fig. 8 to blurred picture before and after treatment.
As shown in figure 9, left figure is the picture schematic diagram to blurred picture before processing, right figure is to after blurred picture treatment
Picture schematic diagram, wherein, left figure is because the blurred picture that Jiao is fuzzy, motion blur, the medium original of Gaussian Blur are thus resulted in shows
It is intended to, by the unique Kernel Technology of mobile phone terminal, allows image to be rebuild, fuzzy image and written historical materials moment is variable
Obtain clear and legible.Certainly, after by optimization, defect image can not meet the shooting requirement of high definition, but in some daily works
In work, the important informations, such mobile phone such as building in photo, personage or text information can be seen by the embodiment
Terminal passes through the image-capable for carrying so that as long as cellphone subscriber presses, selecting can easily realize making to obscure
Picture becomes clearly purpose.
Figure 10 shows mobile terminal hardware architecture diagram according to embodiments of the present invention.
Figure 10 is another mobile terminal 1 000 disclosed in the embodiment of the present invention, can be used for implementing above-mentioned Fig. 1 to Fig. 9 institutes
The method that the various embodiments of the present invention shown are realized, for convenience of description, illustrate only chief component, and particular technique details is not
Disclose, refer to various embodiments of the present invention.Wherein, as shown in Figure 10, the hardware configuration of mobile terminal 1 000 mainly include but
It is not limited to:Display screen 1002, memory 1004 and processor 1006;Display screen 1002 and memory 1004 pass through data/address bus
1008 are connected to processor 1006.
Operation of the invention is explained from hardware view with reference to technical characteristics of the invention:In the treatment of terminal
Device 1006 is opened after blurred picture of the storage in memory 1004 or on network, and blurred picture is included in display screen
On 1002, before blurred picture is replicated, processor 1006 first passes through reconstruction filter and blurred picture is carried out at preliminary sharpening
Reason, is then replicated blurred picture, obtains two width pictures, respectively the first picture and second picture, and any selection is wherein
First picture is carried out equal proportion compression by one pictures as the first picture, and compression factor can set in advance, it is also possible to by
User carrys out sets itself, untill the first picture reaches satisfied definition, that is, obtain the small clearly thumbnail of a hypertonic;
Then set according to terminal display size or user itself carries out equal proportion amplification by second picture, then by second picture
Image data according to thumbnail carries out sharpening treatment, and the second picture after treatment is the sharpening picture of user's needs,
By the technical scheme, blurred picture is processed as to be adapted to the clear picture that user checks, in order to avoid cause to use because of picture blur
Substantial amounts of useful information in picture is missed at family, is conducive to being lifted the experience of user.
All or part of step in the various methods of above-described embodiment can be by program to control the hardware of correlation
To complete, the program can be stored in readable storage medium storing program for executing (memory 1004 as shown in Figure 10), and storage medium is included only
Read memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), may be programmed only
Read memory (Programmable Read-only Memory, PROM), Erasable Programmable Read Only Memory EPROM (Erasable
Programmable Read Only Memory, EPROM), disposable programmable read-only storage (One-time
Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only storage
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc (Compact
Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can
For carrying or any other readable medium of data storage.
Technical scheme is described in detail above in association with accompanying drawing, the present invention is proposed and a kind of blurred picture carried out
The method of sharpening treatment, by blurred picture sharpening, in order to avoid cause that user is substantial amounts of in missing picture to be had because of picture blur
With information, be conducive to being lifted the experience of user.
Step in present invention method can according to actual needs carry out order adjustment, merge and delete, this hair
Part in bright embodiment can according to actual needs be merged, divides and deleted.The foregoing is only of the invention preferred
Embodiment, is not intended to limit the invention, for a person skilled in the art, the present invention can have it is various change and
Change.All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in this hair
Within bright protection domain.
Claims (10)
1. a kind of method that sharpening treatment is carried out to blurred picture, for terminal, it is characterised in that including:
Obtain the blurred picture;
The blurred picture is replicated, two width pictures, respectively the first picture and second picture are obtained;
First picture is carried out into equal proportion compression, thumbnail is obtained, the image data of the thumbnail is obtained;
The second picture is carried out into equal proportion amplification, according to the image data of the thumbnail, to amplification after described second
Picture is processed, the clear picture after being processed.
2. method according to claim 1, it is characterised in that it is described replicate the blurred picture before, also include:
The blurred picture is analyzed, the image data of the blurred picture is obtained;
According to the image data of the blurred picture, filter is rebuild.
3. method according to claim 2, it is characterised in that the reconstruction filter is specifically included:
According to the image data of the blurred picture, fuzzy pattern is selected;
The radius value that modification USM is sharpened, makes the blurred picture reach default optimal clear state.
4. the method according to claim 1 pair, it is characterised in that the second picture after amplifying at described Dui carries out treatment
Before, also include:
Shade is added on the thumbnail.
5. method according to any one of claim 1 to 4, it is characterised in that described pair amplify after second picture enter
The mode of row treatment is specifically included:One or more in image recovery, image uncoiling and superposition noise.
6. a kind of device that sharpening treatment is carried out to blurred picture, for terminal, it is characterised in that including:
Acquiring unit, obtains the blurred picture;
Copied cells, replicates the blurred picture, obtains two width pictures, respectively the first picture and second picture;
Compression unit, equal proportion compression is carried out by first picture, obtains thumbnail, obtains the picture number of the thumbnail
According to;
Processing unit, equal proportion amplification is carried out by the second picture, according to the image data of the thumbnail, after amplification
The second picture is processed, the clear picture after being processed.
7. device according to claim 6, it is characterised in that also include:
Analytic unit, analyzes the blurred picture, obtains the image data of the blurred picture;
Reconstruction unit, according to the image data of the blurred picture, rebuilds filter.
8. device according to claim 7, it is characterised in that the reconstruction unit is specifically included:
Select unit, according to the image data of the blurred picture, selects fuzzy pattern;
Modification unit, the radius value that modification USM is sharpened makes the blurred picture reach default optimal clear state.
9. the device according to claim 6 pair, it is characterised in that also include:
Adding device, shade is added on the thumbnail.
10. the device according to any one of claim 6 to 9, it is characterised in that described pair amplify after second picture enter
The mode of row treatment includes:One or more in image recovery, image uncoiling or superposition noise.
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