CN110288676A - A kind of the 3D effect building method and device of flat image - Google Patents
A kind of the 3D effect building method and device of flat image Download PDFInfo
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- CN110288676A CN110288676A CN201910482437.6A CN201910482437A CN110288676A CN 110288676 A CN110288676 A CN 110288676A CN 201910482437 A CN201910482437 A CN 201910482437A CN 110288676 A CN110288676 A CN 110288676A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/40—Filling a planar surface by adding surface attributes, e.g. colour or texture
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Abstract
The embodiment of the invention discloses the 3D effect building methods and device of a kind of flat image, it include: to mark off a triangle in the blank image of polygon according to preset division rule, and other regions in polygon in addition to triangle are at least divided into bright, grey and dark three regions；And the color that color accounting is most in target cover image is filled in the blank image of polygon；The transparency of triangle corresponding region is adjusted to preset numerical value, and adjusts bright, grey and dark trizonal transparency value from down to height according to transparency value；Side is retouched to triangle corresponding region and bright, grey and dark three regions addition profile, covers template to generate the 3D effect of polygon；The 3D effect covering template of polygon is covered in target cover image, to form the 3D visual effect of the target cover image.It can reduce the equipment requirement for constructing the flat image with 3D visual effect.
Description
Technical field
The present invention relates to technical field of image processing, and in particular to a kind of the 3D effect building method and dress of flat image
It sets.
Background technique
Currently, most of amusement cover is all directly to apply the cover picture of selection in cover plane fanning, with suitable
With various covers, so most of amusement cover is all to be showed in form and the form of expression in the form of plane.To
It realizes that cover is transformed into 3D effect from plane, is made into 3D effect generally by the mode of modeling, but uses modeling technique
More demanding to hardware device, operation difficulty is also higher.
Summary of the invention
The embodiment of the invention discloses the 3D effect building methods and device of a kind of flat image, and can reduce construction has
The equipment requirement of the flat image of 3D visual effect.
First aspect of the embodiment of the present invention discloses a kind of 3D effect building method of flat image, comprising:
Mark off a triangle in the blank image of polygon according to preset division rule, and by the polygon
In other regions in addition to the triangle be at least divided into bright, grey and dark three regions；
The most color of object of color accounting is extracted from target cover image, and in the blank image of the polygon
Fill the color of object；
The transparency of the triangle corresponding region is adjusted to preset numerical value, and according to transparency value from down to
Height adjusts bright, the grey and dark trizonal transparency value；
Side is retouched to the triangle corresponding region and bright, grey and dark three regions addition profile, it is polygon to generate
The 3D effect of shape covers template；
The 3D effect covering template of the polygon is covered in the target cover image, to form the target envelope
The 3D visual effect of face image.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described to be advised according to preset division
A triangle is then marked off in the blank image of polygon, comprising:
The preset percentage size that an area is the area of a polygon is marked off in the blank image of polygon
Triangle, and adjust some first vertex of the triangle and a certain second vertex of the polygon towards identical；
Alternatively, marking off the preset ratio size that a side length is the polygonal side length in the blank image of polygon
Triangle, and adjust some first vertex of the triangle and some the second vertex of the polygon towards phase
Together.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described to be removed in the polygon
Other region divisions outside the triangle are bright, grey and dark three regions, comprising:
According to the first of the triangle while and it is described first while vertex corresponding on the polygon construct
One the first triangle, and according to except described first in addition in first triangle other two first it is sub- while and two
Two the first sub- triangles are constructed on first sub- side vertex corresponding on the polygon, by one described first
Triangle and the corresponding region division of two first sub- triangles are bright area；
According to the second of the triangle while and it is described second while vertex corresponding on the polygon construct
One the second triangle, and according to except described second in addition in second triangle other two second it is sub- while and two
Two the second sub- triangles are constructed on second sub- side vertex corresponding on polygon, by second triangle
Shape and the corresponding region division of two second sub- triangles are gray area；
According to the third of the triangle while and vertex corresponding on polygon when the third construct one
Third triangle, and according to other two thirds except the third in addition in the third triangle it is sub- while and described in two
Two sub- triangles of third are constructed on the sub- side of third vertex corresponding on polygon, by a third triangle and
The corresponding region division of two sub- triangles of third is dark areas.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described to answer the triangle pair
The transparency in region is adjusted to preset numerical value, and adjusts bright, the grey and area An Sange from down to height according to transparency value
The transparency value in domain, comprising:
The transparency of the triangle corresponding region is adjusted to preset numerical value；
According to transparency value from down to height, the transparent degree for first triangle for including by the bright area
Value is adjusted to the first numerical value, and adjusts in the bright area close to the transparency value ratio of the first sub- triangle of the dark areas
Big preset first difference of first numerical value, and close to the first sub- triangle of the gray area in the adjustment bright area
Transparency value preset first difference smaller than first numerical value；
The transparency value for second triangle that the gray area includes is adjusted to second value, and is adjusted
Transparency value in the gray area close to the second sub- triangle of the dark areas is bigger than the second value by preset the
Transparency value in two differences, and the adjustment gray area close to the second sub- triangle of the bright area is than described second
Small preset second difference of numerical value；
The transparency value for the third triangle that the dark areas includes is adjusted to third value, and is adjusted
Transparency value in the dark areas close to the sub- triangle of third of the gray area is bigger than the third value by preset the
Transparency value in three differences, and the adjustment dark areas close to the sub- triangle of third of the bright area is than the third
The small preset third difference of numerical value；
Wherein, first numerical value is less than the second value, and the second value is less than the third value.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described that the triangle pair is answered
Region and bright, grey and dark three regions addition profile retouch side, cover template to generate the 3D effect of polygon, comprising:
Side is retouched to the triangle corresponding region addition profile, and to one described first that the bright area includes
Triangle and two first sub- triangle corresponding region addition profiles retouch side；
And second triangle for including to the gray area and two second sub- triangles it is corresponding
It adds the profile and retouches side in region；
And a third triangle for including to the dark areas and two sub- triangles of third it is corresponding
Region adds the profile and retouches side, covers template to generate the 3D effect of polygon.
As an alternative embodiment, in first aspect of the embodiment of the present invention, it is described from target cover image
The most color of object of color accounting is extracted, and fills the color of object in the blank image of the polygon, comprising:
The most color of color accounting is extracted from target cover image；
The lightness of the most color of the accounting is reduced into preset percentages, and the color that the accounting is most
Transparency value be set as preset 4th numerical value, to obtain color of object；
The color of object is filled in the blank image of the polygon.
Second aspect of the embodiment of the present invention discloses a kind of 3D effect constructing apparatus of flat image, comprising:
First division unit, for marking off a triangle in the blank image of polygon according to preset division rule
Shape；
Second division unit, for by other regions in the polygon in addition to the triangle be at least divided into it is bright,
Grey and dark three regions；
Fills unit, for extracting the most color of object of color accounting from target cover image, and described polygon
The color of object is filled in the blank image of shape；
Adjustment unit, for the transparency of the triangle corresponding region to be adjusted to preset numerical value, and according to transparent
Degree value adjusts bright, the grey and dark trizonal transparency value from down to height；
Adding unit, for being retouched to the triangle corresponding region and bright, grey and dark three regions addition profile
Side covers template to generate the 3D effect of polygon；
Capping unit, for the 3D effect covering template of the polygon to be covered on the target cover image, with
Form the 3D visual effect of the target cover image.
As an alternative embodiment, first division unit is used in second aspect of the embodiment of the present invention
The mode of a triangle is marked off in the blank image of polygon according to preset division rule specifically:
First division unit is the area of a polygon for marking off an area in the blank image of polygon
The triangle of preset percentage size, and adjust some first vertex and a certain the second of the polygon of the triangle
Vertex towards identical；
Alternatively, for marking off the preset ratio that a side length is the polygonal side length in the blank image of polygon
The triangle of size, and adjust the court on some first vertex of the triangle and some the second vertex of the polygon
To identical.
As an alternative embodiment, second division unit is used in second aspect of the embodiment of the present invention
It is bright, grey and dark trizonal mode by other region divisions in the polygon in addition to the triangle specifically:
Second division unit, for according to the first of the triangle while and it is described first while on the polygon institute
First triangle is constructed on corresponding vertex, and according to other two in first triangle in addition to first side
First it is sub- while and two it is described first it is sub- while vertex corresponding on the polygon construct two the first sub- triangles,
Using by the corresponding region division of the sub- triangle of first triangle and two described first as bright area；And according to
The second of the triangle while and it is described second while vertex corresponding on the polygon construct second triangle
Shape, and according to except described second in addition in second triangle other two second it is sub- while and two second sub- sides
Two the second sub- triangles are constructed on corresponding vertex on polygon, will be described in second triangle and two
The corresponding region division of second sub- triangle is gray area；And according to the third of the triangle while and when the third
A third triangle is constructed on corresponding vertex on polygon, and according to removing the third side in the third triangle
Other outer two thirds it is sub- while and two thirds it is sub- while vertex corresponding on polygon construct two thirds
Sub- triangle, using by a third triangle and the corresponding region division of two sub- triangles of third as dark areas.
As an alternative embodiment, the adjustment unit is used for institute in second aspect of the embodiment of the present invention
The transparency for stating triangle corresponding region is adjusted to preset numerical value, and according to transparency value from down to height, adjust it is described it is bright,
The mode of grey and dark trizonal transparency value specifically:
Adjustment unit, for the transparency of the triangle corresponding region to be adjusted to preset numerical value；And according to saturating
The transparency value for first triangle that the bright area includes is adjusted to the first number from down to height by lightness numerical value
Value, and the transparency value for adjusting the first sub- triangle of the close dark areas in the bright area is bigger than first numerical value
Close to the transparency value ratio of the first sub- triangle of the gray area in preset first difference, and the adjustment bright area
Small preset first difference of first numerical value；And second triangle for by the gray area including is transparent
Degree value is adjusted to second value, and adjusts in the gray area close to the transparent degree of the second sub- triangle of the dark areas
Value preset second difference bigger than the second value, and close to the second son three of the bright area in the adjustment gray area
Angular transparency value preset second difference smaller than the second value；An and institute for by the dark areas including
The transparency value for stating third triangle is adjusted to third value, and adjusts the third in the dark areas close to the gray area
Close to institute in the transparency value of sub- triangle third difference more preset greatly than the third value, and the adjustment dark areas
State the transparency value preset third difference smaller than the third value of the sub- triangle of third of bright area；Wherein, described
One numerical value is less than the second value, and the second value is less than the third value.
As an alternative embodiment, the adding unit is used for institute in second aspect of the embodiment of the present invention
It states triangle corresponding region and bright, grey and dark three regions addition profile retouches side, covered with generating the 3D effect of polygon
The mode of cover mold plate specifically:
Adding unit retouches side for adding profile to the corresponding region of the triangle, and includes to the bright area
First triangle and the corresponding region of two first sub- triangles add the profiles and retouch side；And it is right
Second triangle and two second sub- triangle corresponding region addition wheels that the gray area includes
Exterior feature retouches side；And a third triangle for including to the dark areas and two sub- triangles of third it is corresponding
Region adds the profile and retouches side, covers template to generate the 3D effect of polygon.
As an alternative embodiment, the fills unit is used for from mesh in second aspect of the embodiment of the present invention
It marks and extracts the most color of object of color accounting in cover image, and fill the target in the blank image of the polygon
The mode of color specifically:
Fills unit, for extracting the most color of color accounting from target cover image；And most by the accounting
The lightness of more colors reduces preset percentages, and the transparency value of the most color of the accounting is set as pre-
If the 4th numerical value, to obtain color of object；And the color of object is filled in the blank image of the polygon.
The third aspect of the embodiment of the present invention discloses a kind of 3D effect constructing apparatus of flat image, comprising:
It is stored with the memory of executable program code；
The processor coupled with the memory；
The processor calls the executable program code stored in the memory, executes the embodiment of the present invention the
A kind of 3D effect building method of flat image disclosed in one side.
Fourth aspect of the embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program, wherein
The computer program makes computer execute a kind of 3D effect structure of flat image disclosed in first aspect of the embodiment of the present invention
Make method.
The 5th aspect of the embodiment of the present invention discloses a kind of computer program product, when the computer program product is calculating
When being run on machine, so that the computer executes some or all of any one method of first aspect of embodiment of the present invention step
Suddenly.
The aspect of the embodiment of the present invention the 6th disclose a kind of using distribution platform, and the application distribution platform is for publication calculating
Machine program product, wherein when the computer program product is run on computers, so that the computer executes the present invention
Some or all of any one method of embodiment first aspect step.
Compared with prior art, the embodiment of the present invention has the advantages that
In the embodiment of the present invention, the 3D effect constructing apparatus of flat image can be according to preset division rule in polygon
Blank image in mark off a triangle, and other regions in polygon in addition to triangle are at least divided into bright, grey
With dark three regions；The most color of object of color accounting is extracted from target cover image, and in the blank image of polygon
Middle filling color of object；The transparency of triangle corresponding region is adjusted to preset numerical value, and according to transparency value from low
It is supreme, adjust bright, grey and dark trizonal transparency value；To triangle corresponding region and bright, grey and dark three regions
Addition profile retouches side, covers template to generate the 3D effect of polygon；The 3D effect covering template of polygon is covered on target
In cover image, to form the 3D visual effect of the target cover image.Implement the embodiment of the present invention, it is only necessary in surface plot
As the template (i.e. above-mentioned polygon image) of 3D plane visual effect preset in upper covering, it will be able to visually realize one kind
The illusion cover effect of micro- 3D；Processing mode is simple, low to hardware device requirement, can be in the 3D plane view for realizing cover image
Under the premise of feeling effect, the expenditure of exploitation funds is saved.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is a kind of flow diagram of the 3D effect building method of flat image disclosed by the embodiments of the present invention；
Fig. 2 is that a kind of 3D effect of polygon disclosed by the embodiments of the present invention covers the schematic diagram of template；
Fig. 3 is the schematic diagram of the 3D effect covering template of another polygon disclosed by the embodiments of the present invention；
Fig. 4 is a kind of structural schematic diagram of the 3D effect constructing apparatus of flat image disclosed by the embodiments of the present invention；
Fig. 5 is the structural schematic diagram of the 3D effect constructing apparatus of another flat image disclosed by the embodiments of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that the described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Based on this
Embodiment in invention, every other reality obtained by those of ordinary skill in the art without making creative efforts
Example is applied, shall fall within the protection scope of the present invention.
It should be noted that the term " first " and " second " etc. in description and claims of this specification are to be used for
Different objects is distinguished, is not use to describe a particular order.The term " includes " of the embodiment of the present invention and " having " and he
Any deformation, it is intended that cover it is non-exclusive include, for example, contain the process, method of a series of steps or units,
System, product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include being not clearly listed
Or the other step or units intrinsic for these process, methods, product or equipment.
The embodiment of the invention discloses the 3D effect building methods and device of a kind of flat image, and can reduce construction has
The equipment requirement of the flat image of 3D visual effect.
Technical solution of the present invention is described in detail below in conjunction with specific embodiment.
Embodiment one
Referring to Fig. 1, the process that Fig. 1 is a kind of 3D effect building method of flat image disclosed by the embodiments of the present invention is shown
It is intended to.As shown in Figure 1, the 3D effect building method of the flat image may comprise steps of:
101, the 3D effect constructing apparatus of flat image is drawn in the blank image of polygon according to preset division rule
A triangle is separated, and other regions in polygon in addition to triangle are at least divided into bright, grey and dark three regions.
In the embodiment of the present invention, in order to enable the micro- 3D effect for the 3D effect covering template being subsequently generated is more preferably, this is polygon
The blank image of shape can be the blank image of equilateral hexagon because equilateral hexagon has, side length is equal, interior angle it is equal with
And the characteristics such as axial symmetry, so that no matter the equilateral hexagon 3D effect covering template being subsequently generated all has in which angle viewing
Symmetry, and then can produce more preferably micro- 3D effect；In other embodiments in the cards, the blank sheet of polygon
As can also be equilateral octagonal blank image, equilateral decagonal blank image etc., the embodiment of the present invention is not construed as limiting.For
Facilitate description, it is subsequent to be illustrated by taking the blank image of equilateral hexagon as an example, the embodiment of the present invention should not be constituted and be limited.
Similarly, above-mentioned to be included in polygon in order to enable the 3D effect being subsequently generated covers micro- 3D effect of template more preferably
Blank image in triangle can be equilateral triangle.It is understood that if the blank image of polygon is equilateral six
The blank image of side shape, because equilateral hexagon has many characteristics, such as that side length is equal, axial symmetry.So if the triangle divided is adopted
With equilateral triangle, equilateral triangle is likewise supplied with the features such as the equal, axial symmetry of side length, and then can make the 3D being subsequently generated
Effect covers micro- 3D effect of template more preferably.
In the embodiment of the present invention, the blank image of polygon can be as shown in Fig. 2, Fig. 2 be disclosed by the embodiments of the present invention
A kind of schematic diagram of the 3D effect covering template of polygon；It can also be as shown in figure 3, Fig. 3 be disclosed by the embodiments of the present invention another
A kind of schematic diagram of the 3D effect covering template of polygon；The 3D effect covering template of polygon included by Fig. 2 and Fig. 3 is phase
With, only its direction presented is different.Wherein, " a1 " indicates the 3D effect constructing apparatus of flat image according to preset
Division rule marks off a triangle in the blank image of polygon, and region combined by " c2 ", " c3 " and " c4 " indicates
Bright area, region combined by " b2 ", " b3 " and " b4 " indicate gray area, and region combined by " d2 ", " d3 " and " d4 " indicates
Dark areas.
As an alternative embodiment, the 3D effect constructing apparatus of flat image is according to preset division rule more
The mode that a triangle is marked off in the blank image of side shape can be with are as follows: the 3D effect constructing apparatus of flat image is in polygon
Blank image in mark off the triangle of the preset percentage size that an area is area of a polygon, and adjust triangle
Some first vertex and a certain second vertex of polygon towards identical.
It should be understood that the representative value of the triangle area divided can be the 18% of area of a polygon；And such as Fig. 2
Shown, some first vertex (" a " in such as Fig. 2) of triangle and some second vertex of polygon are (in such as Fig. 2
" A ") towards identical.
As another optional embodiment, the 3D effect constructing apparatus of flat image exists according to preset division rule
The mode that a triangle is marked off in the blank image of polygon can be with are as follows: the 3D effect constructing apparatus of flat image is polygon
The triangle for the preset ratio size that a side length is polygonal side length is marked off in the blank image of shape, and adjusts triangle
Some first vertex and some the second vertex of polygon towards identical.
It should be understood that the representative value of the triangle side length divided can be 1 times of equilateral hexagon side length or
1.1 times (at 1.1 times of wherein, a length of equilateral hexagon side length of the triangle edges of division, target surface plot that subsequent construction comes out
The 3D visual effect of picture is more preferable, as shown in Fig. 2, the triangle side length divided in Fig. 2 is just the 1.1 of equilateral hexagon side length
Times)；And as shown in Fig. 2, some first vertex (" a " in such as Fig. 2) and polygon of triangle some second vertex
(" A " in such as Fig. 2) towards identical.
As an alternative embodiment, the 3D effect constructing apparatus of flat image by polygon in addition to triangle
Other regions are at least divided into bright, grey and dark trizonal mode can be with are as follows: the 3D effect constructing apparatus of flat image according to
The first of triangle while and vertex corresponding on the polygon when first construct first triangle, and according to
In first triangle except described first in addition to other two first it is sub- while and two the first sub- sides it is corresponding on polygon
Vertex construct two the first sub- triangles, first triangle and the corresponding region of two the first sub- triangles are drawn
It is divided into bright area；
The 3D effect constructing apparatus of flat image further according to triangle second while and institute is right on polygon when second
Second triangle is constructed on the vertex answered, and according to except second in addition in the second triangle other two second it is sub- while with
And two the second sub- triangles are constructed on two the second sub- sides vertex corresponding on polygon, by second triangle
Region division corresponding with two the second sub- triangles is gray area；
The 3D effect constructing apparatus of flat image finally according to the third of triangle while and when third on polygon institute
A third triangle is constructed on corresponding vertex, and it is sub- according to other two thirds except third in addition in third triangle while
And two sub- triangles of third are constructed on two sub- sides of third vertex corresponding on polygon, by a third triangle
Shape and the corresponding region division of two sub- triangles of third are dark areas.
In conjunction with the building mode of Fig. 2 for example bright gray area, it is assumed that the second side of triangle is " line1 " in Fig. 2,
Then vertex " line1 " corresponding on polygon is vertex " B ", then can construct one according to " line1 " and vertex " B "
First triangle (" b2 " in Fig. 2)；Further according to except second in addition in the second triangle other two second it is sub- while
" line1-1 " and " line1-2 " and two the second sub- sides vertex " C " corresponding on polygon and fixed point " A " can be with structures
Two sub- triangles of third " b4 " and " b3 " are built out, by second triangle (" b2 ") and two the second sub- triangles
(" b4 " and " b3 ") corresponding region division is gray area；In addition, the building mode of bright area and dark areas can be analogous to ash
The building mode in region, as one first can be constructed according to the first side " line2 " of triangle and vertex " F " in Fig. 2
Triangle (" c2 ") can construct " c3 " and " c4 " according to " line2-1 ", " line2-2 ", vertex " A " and vertex " E ",
It and then can be bright area by region division corresponding to " c2 ", " c3 " and " c4 "；Dark areas can also be according to identical mode
It marks off and.
102, the 3D effect constructing apparatus of flat image extracts the most target face of color accounting from target cover image
Color, and color of object is filled in the blank image of polygon.
In the embodiment of the present invention, in order to by color filling extracted from target cover image polygon blank sheet
After as in, the micro- 3D effect being covered in target cover image can be allowed more natural, closer true effect, flat image
3D effect constructing apparatus can extract the most color of object of color accounting from target cover image and fill to the sky of polygon
In white image.
As an alternative embodiment, the 3D effect constructing apparatus of flat image extracts face from target cover image
The most color of object of color accounting, and the mode of filling color of object may is that flat image in the blank image of polygon
3D effect constructing apparatus the most color of color accounting is extracted from target cover image；And the color that accounting is most
Lightness reduce preset percentages, and the transparency value of the most color of accounting is set as preset 4th number
Value, to obtain color of object；And color of object is filled in the blank image of polygon.
It should be understood that the 3D effect constructing apparatus of flat image is preset by the lightness reduction of the most color of accounting
The representative value of percentages, which may is that, reduces by 80% for the lightness of the most color of accounting；By the saturating of the most color of accounting
The representative value that lightness numerical value is set as preset 4th numerical value may is that the color clarity after reducing lightness is set as
30%；It should be further noted that: color clarity refers to a in the rgba numerical value of color, as color clarity,
Numerical intervals are in 0.01-0.99.
Implement the above method, it will be raw in the blank image of polygon from color filling extracted in target cover image
At 3D effect cover template, it is subsequent using the 3D effect covering template can allow the micro- 3D being covered in target cover image imitate
Fruit is more natural, closer to true effect.
103, the transparency of triangle corresponding region is adjusted to preset numerical value by the 3D effect constructing apparatus of flat image,
And bright, grey and dark trizonal transparency value is adjusted from down to height according to transparency value.
It is different from above-mentioned color clarity, in the embodiment of the present invention, the 3D effect constructing apparatus of flat image is adjusted
Transparency be the corresponding region of triangle, bright area, the transparency of gray area or dark areas whole region, rather than region
The transparency for the color filled；In addition, it is necessary to explanation: when the 3D effect constructing apparatus of flat image is by the transparent of region
When degree value adjusts higher, the region is opaquer.
As an alternative embodiment, the 3D effect constructing apparatus of flat image is by the transparent of triangle corresponding region
Degree is adjusted to preset numerical value, and adjusts bright, grey and dark trizonal transparency value from down to height according to transparency value
Mode may is that the transparency of triangle corresponding region is adjusted to preset number by the 3D effect constructing apparatus of flat image
Value；And the transparency value for first triangle that bright area includes is adjusted to from down to height according to transparency value
First numerical value, and the transparency value for adjusting the first sub- triangle of close dark areas in bright area is more preset greatly than the first numerical value
Transparency value in first difference, and adjustment bright area close to the first sub- triangle of gray area is smaller than the first numerical value default
The first difference；And the transparency value for second triangle that gray area includes is adjusted to second value, and adjust
Close to transparency value preset second difference bigger than second value of the second sub- triangle of dark areas in gray area, and adjust
Close to transparency value preset second difference smaller than second value of the second sub- triangle of bright area in whole gray area；With
And the transparency value for the third triangle that dark areas includes is adjusted to third value, and adjust close in dark areas
It is leaned in the transparency value of the sub- triangle of the third of gray area preset third difference bigger than third value, and adjustment dark areas
The transparency value preset third difference smaller than third value of the sub- triangle of third of nearly bright area；Wherein, the first numerical value is small
In second value, second value is less than third value.
For example in conjunction with Fig. 2, the 3D effect constructing apparatus of flat image adjusts the transparency of triangle corresponding region
It may is that for the representative value of preset numerical value and set in Fig. 2 the transparency of " a1 " as 70%；And the 3D effect of flat image
The transparency value for first triangle (" c2 " in Fig. 2) that bright area can be included by constructing apparatus is adjusted to the first number
Value (representative value 40%), and adjust in bright area close to the transparency of the first sub- triangle (" c4 " in Fig. 2) of dark areas
Big preset first difference of the first numerical value of numeric ratio (representative value 20%, that is, after adjusting the transparency of " c4 " be 60%), and
The transparency value adjusted in bright area close to the first sub- triangle (" c3 " in Fig. 2) of gray area is smaller than the first numerical value default
The first difference (representative value 20%, that is, adjust after " c3 " transparency be 20%)；
And second triangle that gray area can be included by the 3D effect constructing apparatus of flat image is (in Fig. 2
" b2 ") transparency value be adjusted to second value (representative value 60%), and adjust in gray area close to dark areas second
(representative value 20%, that is, adjust transparency value preset second difference bigger than second value of sub- triangle (" b4 " in Fig. 2)
It is whole after " b4 " transparency be 80%), and adjustment gray area in close to bright area the second sub- triangle (" b3 " in Fig. 2)
Transparency value preset second difference smaller than second value (representative value 20%, that is, the transparency of " b3 " is after adjusting
40%)；
And the third triangle that dark areas can be included by the 3D effect constructing apparatus of flat image is (in Fig. 2
" d2 ") transparency value be adjusted to third value (representative value 80%), and adjust in dark areas close to gray area third
(representative value 10%, that is, adjust the transparency value preset third difference bigger than third value of sub- triangle (" d4 " in Fig. 2)
It is whole after " d4 " transparency be 90%), and adjustment dark areas in close to bright area the sub- triangle of third (" d3 " in Fig. 2)
Transparency value preset third difference smaller than third value (representative value 10%, that is, the transparency of " d3 " is after adjusting
70%).
Implement the above method, can by it is preset adjustment rule adjustment polygon in different zones transparency so that
The transparency of different zones is different in polygon, so that subsequent be covered on target surface plot for the 3D effect covering template of polygon
As it is upper when, can be superimposed so as to the different location of polychrome block transparency to reach the plane visual effect of micro- 3D a kind of.
104, the 3D effect constructing apparatus of flat image adds triangle corresponding region and bright, grey and dark three regions
Profile retouches side, covers template to generate the 3D effect of polygon.
In the embodiment of the present invention, in order to make the micro- 3D effect being covered in target cover image more natural, closer to really
Effect, the 3D effect constructing apparatus of flat image can be (including every to triangle corresponding region and bright, grey and dark three regions
Three triangles for including in a region) addition profile retouches side, and then the 3D effect for generating polygon covers template.
As an alternative embodiment, the 3D effect constructing apparatus of flat image to triangle corresponding region and
Bright, grey and dark three regions addition profile retouches side, and the 3D effect to generate polygon may is that plan view in a manner of covering template
The 3D effect constructing apparatus of picture retouches side to triangle corresponding region addition profile, and to one the one or three that bright area includes
The corresponding region addition profile of angular and two the first sub- triangles retouches side；And to second triangle that gray area includes
Shape and the corresponding region addition profile of two the second sub- triangles retouch side；And to the third triangle that dark areas includes
Region addition profile corresponding with two sub- triangles of third retouches side, covers template to generate the 3D effect of polygon.
It should be understood that added profile, which retouches side, may is that transparency is 30%, color in the embodiment of the present invention
Retouch side in inside for 0.5 pixel of #ffffff；Wherein, retouching side using the inside of 0.5 pixel may insure that profile generated is retouched
Side will not occupy profile and retouch the region for each triangle that side is closed on, and then can avoid the inclined of visual effect
Difference.
Implement the above method, the 3D effect covering template for the polygon that subsequent builds can be made to come out is covered on target envelope
When on the image of face, make the micro- 3D effect being covered in target cover image more natural, closer to true effect.
105, the 3D effect covering template of polygon is covered on target surface plot by the 3D effect constructing apparatus of flat image
As upper, to form the 3D visual effect of target cover image.
In the embodiment of the present invention, the 3D effect of the 3D effect constructing apparatus polygon generated of flat image covers template
The cover image that most of polygon can be covered, in some possible embodiments implemented, cover image be can also be just
Rectangular, rectangle or circle etc., the embodiment of the present invention is not construed as limiting.
As it can be seen that implementing method described in Fig. 1, the 3D effect constructing apparatus of flat image can be advised according to preset division
A triangle is then marked off in the blank image of polygon, and is by other region divisions in polygon in addition to triangle
Bright, grey and dark three regions；The most color of object of color accounting is extracted from target cover image, and in the blank of polygon
Color of object is filled in image；The transparency of triangle corresponding region is adjusted to preset numerical value, and according to transparency value
From down to height, bright, grey and dark trizonal transparency value is adjusted；To triangle corresponding region and bright, grey and three dark
Region addition profile retouches side, covers template to generate the 3D effect of polygon；The 3D effect covering template of polygon is covered on
In target cover image, to form the 3D visual effect of the target cover image.Implement the embodiment of the present invention, it is only necessary to seal
The template (i.e. above-mentioned polygon image) of upper preset 3D plane visual effect is covered on the image of face, it will be able to visually realize
A kind of illusion cover effect of micro- 3D；Processing mode is simple, low to hardware device requirement, can be flat in the 3D for realizing cover image
Under the premise of facial vision effect, the expenditure of exploitation funds is saved.
Embodiment two
Referring to Fig. 4, the structure that Fig. 4 is a kind of 3D effect constructing apparatus of flat image disclosed by the embodiments of the present invention is shown
It is intended to.As shown in figure 4, the 3D effect constructing apparatus of the flat image may include:
First division unit 401, for marking off one in the blank image of polygon according to preset division rule
Triangle；
Second division unit 402, it is bright, grey and dark for being at least divided into other regions in polygon in addition to triangle
Three regions；
Fills unit 403, for extracting the most color of object of color accounting from target cover image, and in polygon
Blank image in fill color of object；
Adjustment unit 404, for the transparency of triangle corresponding region to be adjusted to preset numerical value, and according to transparency
Numerical value adjusts bright, grey and dark trizonal transparency value from down to height；
Adding unit 405, for retouching side to triangle corresponding region and bright, grey and dark three regions addition profile, with
The 3D effect for generating polygon covers template；
Capping unit 406, for the 3D effect covering template of polygon to be covered on the target cover image, with shape
At the 3D visual effect of target cover image.
As an alternative embodiment, the first division unit 401 is used for according to preset division rule in polygon
Blank image in mark off the mode of a triangle and be specifically as follows:
First division unit 401 is area of a polygon for marking off an area in the blank image of polygon
The triangle of preset percentage size, and adjust the court on some first vertex of triangle and a certain second vertex of polygon
To identical；
Alternatively, for marking off the preset ratio size that a side length is polygonal side length in the blank image of polygon
Triangle, and adjust some first vertex of triangle and some the second vertex of polygon towards identical.
As an alternative embodiment, the second division unit 402 is used for other in polygon in addition to triangle
Region division is that bright, grey and dark trizonal mode is specifically as follows:
Second division unit 402, for according to the first of triangle while and first while top corresponding on polygon
Point constructs first triangle, and according to except first in addition in the first triangle other two first it is sub- while and two
Two the first sub- triangles are constructed on first sub- side vertex corresponding on polygon, by first triangle and two
The corresponding region division of first sub- triangle is bright area；And according to the second of triangle while and when second in polygon
Second triangle is constructed on upper corresponding vertex, and according to other two second in the second triangle in addition to the second side
It is sub- while and two second it is sub- while vertex corresponding on polygon construct two the second sub- triangles, by one second
Triangle and the corresponding region division of two the second sub- triangles are gray area；And according to the third side of triangle and
A third triangle is constructed on three sides vertex corresponding on polygon, and according in third triangle in addition to third side
Other two thirds it is sub- while and two thirds it is sub- while vertex corresponding on polygon construct two sub- triangles of third,
Using by a third triangle and the corresponding region division of two sub- triangles of third as dark areas.
As an alternative embodiment, adjustment unit 404 is for the transparency of triangle corresponding region to be adjusted to
Preset numerical value, and according to transparency value from down to height, the mode for adjusting bright, grey and dark trizonal transparency value has
Body can be with are as follows:
Adjustment unit 404, for the transparency of triangle corresponding region to be adjusted to preset numerical value；And according to saturating
The transparency value for first triangle that bright area includes is adjusted to the first numerical value, and adjust from down to height by lightness numerical value
Close to the transparency value of the first sub- triangle of dark areas preset first difference bigger than the first numerical value in whole bright area, and
It adjusts in bright area close to transparency value preset first difference smaller than the first numerical value of the first sub- triangle of gray area；With
And the transparency value for second triangle that gray area includes is adjusted to second value, and adjust close in gray area
It is leaned in the transparency value of the sub- triangle of the second of dark areas preset second difference bigger than second value, and adjustment gray area
Transparency value preset second difference smaller than second value of second sub- triangle of nearly bright area；And by dark areas packet
The transparency value of the third triangle included is adjusted to third value, and adjusts third in dark areas close to gray area
Close to the third of bright area in the transparency value of triangle preset third difference bigger than third value, and adjustment dark areas
The transparency value of sub- triangle preset third difference smaller than third value；Wherein, the first numerical value be less than second value, second
Numerical value is less than third value.
Implement the above method, can by it is preset adjustment rule adjustment polygon in different zones transparency so that
The transparency of different zones is different in polygon, so that subsequent be covered on target surface plot for the 3D effect covering template of polygon
As it is upper when, can be superimposed so as to the different location of polychrome block transparency to reach the plane visual effect of micro- 3D a kind of.
As an alternative embodiment, adding unit 405 is used for triangle corresponding region and bright, grey and dark three
A region addition profile retouches side, and the 3D effect to generate polygon is specifically as follows in a manner of covering template:
Adding unit 405 retouches side for adding profile to the corresponding region of triangle, and to one that bright area includes
First triangle and the corresponding region addition profile of two the first sub- triangles retouch side；And to one that gray area includes
Two triangles and the corresponding region addition profile of two the second sub- triangles retouch side；And to the third that dark areas includes
Triangle and the corresponding region addition profile of two sub- triangles of third retouch side, cover template to generate the 3D effect of polygon.
Implement the above method, the 3D effect covering template for the polygon that subsequent builds can be made to come out is covered on target envelope
When on the image of face, make the micro- 3D effect being covered in target cover image more natural, closer to true effect.
As an alternative embodiment, fills unit 403 is used to extract color accounting most from target cover image
More color of objects, and the mode of filling color of object is specifically as follows in the blank image of polygon:
Fills unit 403, for extracting the most color of color accounting from target cover image；And most by accounting
The lightness of more colors reduces preset percentages, and the transparency value of the most color of accounting is set as preset
4th numerical value, to obtain color of object；And color of object is filled in the blank image of polygon.
Implement the above method, it will be raw in the blank image of polygon from color filling extracted in target cover image
At 3D effect cover template, it is subsequent using the 3D effect covering template can allow the micro- 3D being covered in target cover image imitate
Fruit is more natural, closer to true effect.
As it can be seen that implementing device described in Fig. 4, it is only necessary to cover upper preset 3D plane visual effect in cover image
Template (i.e. above-mentioned polygon image), it will be able to visually realize the illusion cover effect of micro- 3D a kind of；Processing mode letter
It is single, it is low to hardware device requirement, exploitation funds can be saved under the premise of realizing the 3D plane visual effect of cover image
Expenditure.
Embodiment three
Referring to Fig. 5, Fig. 5 is the structure of the 3D effect constructing apparatus of another flat image disclosed by the embodiments of the present invention
Schematic diagram.As shown in figure 5, the 3D effect constructing apparatus of the flat image may include:
It is stored with the memory 501 of executable program code；
The processor 502 coupled with memory 501；
Wherein, processor 502 calls the executable program code stored in memory 501, executes one kind described in Fig. 1
The 3D effect building method of flat image.
The embodiment of the present invention discloses a kind of computer readable storage medium, stores computer program, wherein the computer
Program makes computer execute a kind of 3D effect building method of flat image described in Fig. 1.
The embodiment of the present invention is also disclosed a kind of using distribution platform, wherein using distribution platform for issuing computer journey
Sequence product, wherein when computer program product is run on computers, so that computer executes such as the above each method embodiment
In some or all of method step.
It should be understood that " one embodiment " or " embodiment " that specification is mentioned in the whole text mean it is related with embodiment
A particular feature, structure, or characteristic is included at least one embodiment of the present invention.Therefore, occur everywhere in the whole instruction
" in one embodiment " or " in one embodiment " not necessarily refer to identical embodiment.In addition, these special characteristics, structure
Or characteristic can combine in any suitable manner in one or more embodiments.Those skilled in the art should also know that
Embodiment described in this description belongs to alternative embodiment, and not necessarily the present invention must for related actions and modules
Must.
In various embodiments of the present invention, it should be appreciated that magnitude of the sequence numbers of the above procedures are not meant to execute suitable
Successively, the execution sequence of each process should be determined by its function and internal logic the certainty of sequence, without coping with the embodiment of the present invention
Implementation process constitutes any restriction.
Above-mentioned unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be object unit, can be in one place, or may be distributed over multiple networks
On unit.Some or all of units can be selected to achieve the purpose of the solution of this embodiment according to the actual needs.
In addition, each functional unit in various embodiments of the present invention can integrate in one processing unit, it is also possible to
Each unit physically exists alone, and can also be integrated in one unit with two or more units.Above-mentioned integrated unit
Both it can take the form of hardware realization, can also realize in the form of software functional units.
If above-mentioned integrated unit is realized in the form of SFU software functional unit and when sold or used as an independent product,
It can store in a retrievable memory of computer.Based on this understanding, technical solution of the present invention substantially or
Person says all or part of of the part that contributes to existing technology or the technical solution, can be in the form of software products
It embodies, which is stored in a memory, including several requests are with so that a computer is set
Standby (can be personal computer, server or network equipment etc., specifically can be the processor in computer equipment) executes
Some or all of each embodiment above method of the invention step.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can be stored in a computer readable storage medium, storage
Medium include read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only memory (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only memory
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), CD-ROM (Compact
Disc Read-Only Memory, CD-ROM) or other disc memories, magnetic disk storage, magnetic tape storage or can
For carrying or any other computer-readable medium of storing data.
The 3D effect building method and device of a kind of flat image disclosed by the embodiments of the present invention have been carried out in detail above
It introduces, used herein a specific example illustrates the principle and implementation of the invention, the explanation of above embodiments
It is merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, according to this
The thought of invention, there will be changes in the specific implementation manner and application range, in conclusion the content of the present specification is not answered
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of 3D effect building method of flat image, which is characterized in that the described method includes:
A triangle is marked off in the blank image of polygon according to preset division rule, and will be removed in the polygon
Other regions outside the triangle are at least divided into bright, grey and dark three regions；
The most color of object of color accounting is extracted from target cover image, and is filled in the blank image of the polygon
The color of object；
The transparency of the triangle corresponding region is adjusted to preset numerical value, and is adjusted according to transparency value from down to height
Whole bright, the grey and dark trizonal transparency value；
Side is retouched to the triangle corresponding region and bright, grey and dark three regions addition profile, to generate polygon
3D effect covers template；
The 3D effect covering template of the polygon is covered in the target cover image, to form the target surface plot
The 3D visual effect of picture.
2. the method according to claim 1, wherein it is described according to preset division rule polygon blank
A triangle is marked off in image, comprising:
The triangle for the preset percentage size that an area is the area of a polygon is marked off in the blank image of polygon
Shape, and adjust some first vertex of the triangle and a certain second vertex of the polygon towards identical；
Alternatively, marking off the three of the preset ratio size that a side length is the polygonal side length in the blank image of polygon
It is angular, and adjust some first vertex of the triangle and some the second vertex of the polygon towards identical.
3. according to the method described in claim 2, it is characterized in that, its by the polygon in addition to the triangle
His region division is bright, grey and dark three regions, comprising:
According to the first of the triangle while and it is described first while vertex corresponding on the polygon construct one
First triangle, and according to except described first in addition in first triangle other two first it is sub- while and described in two
Two the first sub- triangles are constructed on first sub- side vertex corresponding on the polygon, by first triangle
Shape and the corresponding region division of two first sub- triangles are bright area；
According to the second of the triangle while and it is described second while vertex corresponding on the polygon construct one
Second triangle, and according to except described second in addition in second triangle other two second it is sub- while and described in two
Two the second sub- triangles are constructed on second sub- side vertex corresponding on polygon, by second triangle and
The corresponding region division of two second sub- triangles is gray area；
According to the third of the triangle while and vertex corresponding on polygon when the third construct a third
Triangle, and it is sub- according to other two thirds except the third in addition in the third triangle while and two thirds
Two sub- triangles of third are constructed on sub- side vertex corresponding on polygon, by a third triangle and two
The corresponding region division of the sub- triangle of third is dark areas.
4. according to the method described in claim 3, it is characterized in that, the transparency by the triangle corresponding region adjusts
For preset numerical value, and bright, the grey and dark trizonal transparency value is adjusted from down to height according to transparency value,
Include:
The transparency of the triangle corresponding region is adjusted to preset numerical value；
According to transparency value from down to height, the transparency value tune for first triangle for including by the bright area
Whole is the first numerical value, and is adjusted described in the transparency value ratio in the bright area close to the first sub- triangle of the dark areas
Big preset first difference of first numerical value, and close to the saturating of the first sub- triangle of the gray area in the adjustment bright area
Small preset first difference of first numerical value described in lightness numeric ratio；
The transparency value for second triangle that the gray area includes is adjusted to second value, and described in adjustment
It is poor close to the transparency value of the second sub- triangle of the dark areas bigger than the second value preset second in gray area
Transparency value in value, and the adjustment gray area close to the second sub- triangle of the bright area is than the second value
Small preset second difference；
The transparency value for the third triangle that the dark areas includes is adjusted to third value, and described in adjustment
The transparency value third more preset greatly than the third value of the sub- triangle of third in dark areas close to the gray area is poor
Transparency value in value, and the adjustment dark areas close to the sub- triangle of third of the bright area is than the third value
Small preset third difference；
Wherein, first numerical value is less than the second value, and the second value is less than the third value.
5. according to the method described in claim 4, it is characterized in that, it is described to the triangle corresponding region and it is described it is bright,
Grey and dark three regions addition profile retouches side, covers template to generate the 3D effect of polygon, comprising:
Side is retouched to the triangle corresponding region addition profile, and to first triangle that the bright area includes
Shape and two first sub- triangle corresponding region addition profiles retouch side；
And second triangle for including to the gray area and the corresponding region of two second sub- triangles
It adds the profile and retouches side；
And a third triangle for including to the dark areas and the corresponding region of two sub- triangles of third
It adds the profile and retouches side, cover template to generate the 3D effect of polygon.
6. the method according to claim 1, wherein the extraction color accounting from target cover image is most
Color of object, and the color of object is filled in the blank image of the polygon, comprising:
The most color of color accounting is extracted from target cover image；
The lightness of the most color of the accounting is reduced into preset percentages, and by the saturating of the most color of the accounting
Lightness numerical value is set as preset 4th numerical value, to obtain color of object；
The color of object is filled in the blank image of the polygon.
7. a kind of 3D effect constructing apparatus of flat image, which is characterized in that described device includes:
First division unit, for marking off a triangle in the blank image of polygon according to preset division rule；
Second division unit, for by other regions in the polygon in addition to the triangle be at least divided into it is bright, grey and
Dark three regions；
Fills unit, for extracting the most color of object of color accounting from target cover image, and in the polygon
The color of object is filled in blank image；
Adjustment unit, for the transparency of the triangle corresponding region to be adjusted to preset numerical value, and according to transparent degree
Value adjusts bright, the grey and dark trizonal transparency value from down to height；
Adding unit, for retouching side to the triangle corresponding region and bright, grey and dark three regions addition profile, with
The 3D effect for generating polygon covers template；
Capping unit, for the 3D effect covering template of the polygon to be covered on the target cover image, to be formed
The 3D visual effect of the target cover image.
8. device according to claim 7, which is characterized in that first division unit is used to be advised according to preset division
The mode of a triangle is then marked off in the blank image of polygon specifically:
First division unit is the default of the area of a polygon for marking off an area in the blank image of polygon
The triangle of percentage size, and adjust some first vertex of the triangle and a certain second vertex of the polygon
Towards identical；
Alternatively, for marking off the preset ratio size that a side length is the polygonal side length in the blank image of polygon
Triangle, and adjust some first vertex of the triangle and some the second vertex of the polygon towards phase
Together.
9. a kind of 3D effect constructing apparatus of flat image, which is characterized in that described device includes being stored with executable program generation
The memory of code, and the processor coupled with the memory；Wherein, the processor, which calls, stores in the memory
The executable program code, perform claim require the 3D effect building method of 1~6 described in any item flat images.
10. a kind of computer readable storage medium stores computer program, wherein the computer program makes computer
Perform claim requires the 3D effect building method of 1~6 described in any item flat images.
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