CN110503701A - A kind of painting methods and device of caricature manual draw - Google Patents
A kind of painting methods and device of caricature manual draw Download PDFInfo
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- CN110503701A CN110503701A CN201910809132.1A CN201910809132A CN110503701A CN 110503701 A CN110503701 A CN 110503701A CN 201910809132 A CN201910809132 A CN 201910809132A CN 110503701 A CN110503701 A CN 110503701A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04845—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
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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
- G06T11/001—Texturing; Colouring; Generation of texture or colour
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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Abstract
This application discloses the painting methods and device of a kind of caricature manual draw, and wherein method includes: to obtain the upper color type of black and white manual draw and the black and white manual draw to be painted；When determining the upper color type is random colouring, painted according to preset color model upper at random to the black and white manual draw；When determining the upper color type is interactive colouring, the colouring to the black and white manual draw for obtaining user's input operates, and it is operated according to the colouring, it paints to the black and white manual draw, the technical issues of colouring mode for solving existing caricature depends on the professional ability of personnel, is only applicable to professional.
Description
Technical field
This application involves technical field of image processing more particularly to a kind of painting methods and device of caricature manual draw.
Background technique
Caricature is as animation first form of expression in the market, the characteristics of having renewal speed fast, propagate newest plot,
People change the demand of caricature product also with the development of animation technology, are no longer only satisfied with black and white manual draw,
Color image after intentionally getting the colouring of black and white manual draw.
Currently, the method for carrying out colouring processing to black and white caricature manual draw are as follows: personnel pass through professional image software pair
Manual draw is painted, this kind of colouring mode depends on the professional ability of personnel, is only applicable to professional.
Summary of the invention
In view of this, solving existing caricature this application provides the painting methods and device of a kind of caricature manual draw
The technical issues of colouring mode depends on the professional ability of personnel, is only applicable to professional.
The application first aspect provides a kind of painting methods of caricature manual draw, comprising:
Obtain the upper color type of black and white manual draw and the black and white manual draw to be painted；
When determining the upper color type is random colouring, according to preset color model upper at random to the black and white manual draw
It paints；
When determining the upper color type as interactive colouring, obtain user's input to the upper of the black and white manual draw
Color operation, and operated according to the colouring, it paints to the black and white manual draw.
Optionally, further includes:
Obtain the color image that need to be painted again；
The profile for extracting the color image obtains the black and white manual draw.
Optionally, the profile for extracting the color image, before obtaining the black and white manual draw further include:
The color image is pre-processed, and subsequent step is executed to the pretreated color image.
Optionally, the colouring operation includes colouring color；
It is then described to be operated according to the colouring, colouring is carried out to the black and white manual draw and is specifically included:
According to the colouring color, paint to the corresponding colouring region of the colouring color, wherein the colouring area
Preset corresponding relationship is established between domain and the colouring color.
The application second aspect provides a kind of coloring means of caricature manual draw, comprising: the first image collection module, on
Color type obtains module, main control module, module of painting at random, interactive colouring mould group；
The first image obtains module, for obtaining black and white manual draw to be painted；
The colouring type acquisition module, for obtaining the upper color type of the black and white manual draw；
The main control module, for triggering the random colouring mould when determining the upper color type is random colouring
Block is also used to when determining the upper color type is interactive colouring, triggers the interactive mould group of painting；
The random colouring module, for being painted according to preset color model upper at random to the black and white manual draw；
The interactive colouring mould group, the colouring to the black and white manual draw for obtaining user's input operates, and root
It operates according to the colouring, paints to the black and white manual draw.
Optionally, further includes: the second image collection module and profile extraction module；
Second image collection module, for obtaining color image；
The profile extraction module obtains the black and white manual draw, and send for extracting the profile of the color image
The black and white manual draw to the first image obtains module.
Optionally, further includes: preprocessing module；
The preprocessing module, for being pre-processed to the color image, and by the pretreated cromogram
As being sent to the profile extraction module.
Optionally, the profile extraction module is specifically used for, and extracts the color image according to adaptive threshold method
Profile obtains the black and white manual draw.
Optionally, the preset color model upper at random includes: to generate color model on confrontation network, and the generation fights network
Upper color model generates confrontation network by training and obtains.
Optionally, the colouring operation includes colouring color；
It is then described to be operated according to the colouring, colouring is carried out to the black and white manual draw and is specifically included:
According to the colouring color, paint to the corresponding colouring region of the colouring color, wherein the colouring area
Preset corresponding relationship is established between domain and the colouring color.
As can be seen from the above technical solutions, the application has the following advantages:
This application provides a kind of painting methods of caricature manual draw, comprising: is getting black and white manual draw to be painted
When, the upper color type of black and white manual draw is obtained, then when the upper color type for determining the black and white manual draw is random colouring, root
It paints according to preset color model upper at random to black and white manual draw, is interactive colouring when determining the upper color type to manual draw
When, the colouring to black and white manual draw for obtaining user's input operates, and is operated according to colouring, it paints to black and white manual draw,
The technical solution has different colouring modes to different users, can input oneself for black and white manual draw for professional
Colouring operation paint, layman can directly carry out black and white manual draw according to setting upper color model at random
Color is not only applicable to professional and is also applied for layman, and the colouring mode for solving existing caricature depends on people
The professional ability of member, the technical issues of being only applicable to professional.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of the embodiment one of the painting methods of caricature manual draw in the embodiment of the present application；
Fig. 2 is a kind of flow diagram of the embodiment two of the painting methods of caricature manual draw in the embodiment of the present application；
Fig. 3 is a kind of structural schematic diagram of the embodiment of the coloring means of caricature manual draw in the embodiment of the present application.
Specific embodiment
The embodiment of the present application provides the painting methods and device of a kind of caricature manual draw, solves the colouring of existing caricature
The technical issues of mode depends on the professional ability of personnel, is only applicable to professional.
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only this
Apply for a part of the embodiment, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall in the protection scope of this application.
In order to understand, the painting methods of the caricature manual draw in the application are described in detail below, please refer to figure
1, Fig. 1 is a kind of flow diagram of the embodiment one of the painting methods of caricature manual draw in the embodiment of the present application, is specifically included:
Step 101, the upper color type for obtaining black and white manual draw and black and white manual draw to be painted.
In the present embodiment, black and white manual draw is painted to obtain color image, it is necessary first to get black and white manual draw and
The upper color type of the black and white manual draw, for example, the upper color type of the black and white manual draw of input corresponding for professional can be with
It is interactive colouring, the upper color type of the black and white manual draw of input corresponding for layman can be random colouring.
Step 102, when determining upper color type is random colouring, according to preset color model upper at random to black and white manual draw
It paints.
It should be noted that after obtaining the upper color type of black and white manual draw and the black and white manual draw, color type in judgement
What is, when determining upper color type is random colouring, then directly according to preset color model upper at random to black and white manual draw into
Row colouring.
Step 103, when determining upper color type as interactive colouring, obtain user's input to the upper of black and white manual draw
Color operation, and operated according to colouring, it paints to black and white manual draw.
It should be noted that after obtaining the upper color type of black and white manual draw and the black and white manual draw, color type in judgement
What is, when determining upper color type is interactive colouring, that is to say, the colouring of the bright manual draw is under control of the user
Realize, then get operating to the colouring of black and white manual draw for user's input, and operate according to colouring, to black and white manual draw into
Row colouring.
In the present embodiment, when getting the black and white manual draw wait paint, the upper color type of black and white manual draw is obtained, then
When the upper color type for determining the black and white manual draw is random colouring, according to preset color model upper at random to black and white manual draw into
Row colouring, when determining when the upper color type of manual draw is interactive colouring, obtain user's input to black and white manual draw
Colouring operation, and operated according to colouring, it paints to black and white manual draw, which has different users different upper
Color mode can input oneself for professional and paint for the colouring operation of black and white manual draw, for amateur people
Member can directly paint to black and white manual draw according to setting upper color model at random, be not only applicable to professional be also applied for it is non-
Professional, the colouring mode for solving existing caricature depend on the professional ability of personnel, are only applicable to professional's
Technical problem.
The above are a kind of embodiments one of the painting methods of caricature manual draw provided by the embodiments of the present application, and the following are this Shens
Please embodiment provide a kind of caricature manual draw painting methods embodiment two.
Referring to Fig. 2, a kind of process signal of the embodiment two of the painting methods of caricature manual draw in the embodiment of the present application
Figure, comprising:
The color image that step 201, acquisition need to paint again.
It should be noted that the present embodiment can not only paint to black and white manual draw, can also to color image into
Row is painted again, when being painted again to color image, it is necessary first to obtain the color image for needing to paint again.
Step 202 pre-processes color image.
It should be noted that more preferably for coloring effect, the contour edge extracted is more acurrate, color image is being extracted
Before profile, color image is pre-processed first, the pretreatment in the present embodiment can carry out gray processing and Gauss simultaneously
Filtering, is also possible to one of said two devices, and gaussian filtering is in order to inhibit the noise spot in image, in order to avoid influence subsequent place
Reason.
Step 203, the profile for extracting pretreated color image, obtain black and white manual draw.
It should be noted that extracting the profile of pretreated color image after being pre-processed to color image, obtaining
To black and white manual draw.
It is understood that the method for contours extract can be Adaptive Thresholding, that is, include
1) many lesser pieces are divided the image into, then using all fritter pixel mean values as threshold value.
2) the corresponding pixel value of pixel each in image is compared with the threshold value, be then set to it is black or
It is white, then it is i.e. profile point less than mean value, is set to black.
Step 204, when determining upper color type is random colouring, according to preset color model upper at random to black and white manual draw
It paints.
It should be noted that the preset color model upper at random in the present embodiment includes: to generate color model on confrontation network, it is raw
Confrontation network is generated by training at color model on confrontation network to obtain.
Illustrate first, generating confrontation network includes generator and arbiter, and generator is for generating color image, arbiter
Whether the color image for judging that generator generates is true, in the training process, using black and white hand-drawing image as generator mould
The input of type, Maker model successively extract the key feature of image to image, random noise are then combined, according to what is extracted
Key feature chooses highest confidence color from training set, generates color image, then will generate the color image of model generation
Input with true color image as discrimination model；Discrimination model master is connect by carrying out feature extraction to these true and false images
Using Sigmoid function acquisition judge probability；Generator and the continuous game of arbiter, until generator can generate perfect coloured silk
Color model.
Further, in order to enable colouring result is more true clear, in the present embodiment when generator is up-sampled,
By the image scaling of input be twice of size after carry out convolutional calculation again.
Step 205, when determining upper color type as interactive colouring, obtain user's input to the upper of black and white manual draw
Color color.
Step 206, according to colouring color, paint to the corresponding colouring region of colouring color, wherein colouring region with
Preset corresponding relationship is established between colouring color.
It should be noted that in order to reduce interactive colouring color overflow problem, in the present embodiment using contour feature into
Then row region segmentation limits network by color condition and is filled to designated color in specific region using area, i.e.,
One color is corresponding to be filled being limited in a region, and color is efficiently reduced while achieving the purpose that controllably to colour
Overflow problem.The filling of the field color can be carried out using various ways, be not specifically limited in the present embodiment.
In the present embodiment, when getting the black and white manual draw wait paint, the upper color type of black and white manual draw is obtained, then
When the upper color type for determining the black and white manual draw is random colouring, according to preset color model upper at random to black and white manual draw into
Row colouring, when determining when the upper color type of manual draw is interactive colouring, obtain user's input to black and white manual draw
Colouring operation, and operated according to colouring, it paints to black and white manual draw, which has different users different upper
Color mode can input oneself for professional and paint for the colouring operation of black and white manual draw, for amateur people
Member can directly paint to black and white manual draw according to setting upper color model at random, be not only applicable to professional be also applied for it is non-
Professional, the colouring mode for solving existing caricature depend on the professional ability of personnel, are only applicable to professional's
Technical problem.
The above are a kind of embodiments two of the painting methods of caricature manual draw provided by the embodiments of the present application, and the following are this Shens
Please embodiment provide a kind of caricature manual draw coloring means embodiment.
Referring to Fig. 3, a kind of structural schematic diagram of the embodiment of relay node in the embodiment of the present application, comprising:
First image collection module 301, colouring type acquisition module 302, main control module 303, random colouring module 304,
Interactive mode colouring mould group 305；
First image collection module 301, for obtaining black and white manual draw to be painted；
Colouring type acquisition module 302, for obtaining the upper color type of black and white manual draw；
Main control module 303 is also used for when determining upper color type is random colouring, triggering random colouring module 304
In when determining upper color type is that interactive mode is painted, interactive mould group 305 of painting is triggered；
Random colouring module 304, for being painted according to preset color model upper at random to black and white manual draw；
Interactive mode colouring mould group 305, the colouring to black and white manual draw for obtaining user's input operate, and according to colouring
Operation, paints to black and white manual draw.
Further, further includes: the second image collection module 306 and profile extraction module 307；
Second image collection module 306, for obtaining color image；
Profile extraction module 307 obtains black and white manual draw, and send black and white chiral and draw for extracting the profile of color image
Figure is to the first image collection module 301.
Further, further includes: preprocessing module 308；
Preprocessing module 308 is sent to wheel for pre-processing to color image, and by pretreated color image
Wide extraction module 307.
Profile extraction module 307 is specifically used for, and the profile of color image is extracted according to adaptive threshold method, obtains black and white
Manual draw.
Further, preset above color model includes: to generate color model on confrontation network at random, generates confrontation network colouring mould
Type generates confrontation network by training and obtains.
Further, colouring operation includes colouring color；
It is then operated according to colouring, colouring is carried out to black and white manual draw and is specifically included:
It according to colouring color, paints to the corresponding colouring region of colouring color, wherein colouring region and colouring color
Between establish preset corresponding relationship.
In the present embodiment, when getting the black and white manual draw wait paint, the upper color type of black and white manual draw is obtained, then
When the upper color type for determining the black and white manual draw is random colouring, according to preset color model upper at random to black and white manual draw into
Row colouring, when determining when the upper color type of manual draw is interactive colouring, obtain user's input to black and white manual draw
Colouring operation, and operated according to colouring, it paints to black and white manual draw, which has different users different upper
Color mode can input oneself for professional and paint for the colouring operation of black and white manual draw, for amateur people
Member can directly paint to black and white manual draw according to setting upper color model at random, be not only applicable to professional be also applied for it is non-
Professional, the colouring mode for solving existing caricature depend on the professional ability of personnel, are only applicable to professional's
Technical problem.
It is apparent to those skilled in the art that for convenience and simplicity of description, foregoing description wait pacify
Electricity grid network is filled, the specific work process of device and unit can refer to corresponding processes in the foregoing method embodiment, herein not
It repeats again.
In several embodiments provided herein, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
Only a kind of logical function partition, there may be another division manner in actual implementation, such as multiple units or components can be tied
Another electricity grid network to be installed is closed or is desirably integrated into, or some features can be ignored or not executed.Another point is shown
The mutual coupling, direct-coupling or communication connection shown or discussed can be through some interfaces, between device or unit
Coupling or communication connection are connect, can be electrical property, mechanical or other forms.
The 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 physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, the technical solution of the application is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can be personal computer, server or the network equipment etc.) executes the complete of each embodiment the method for the application
Portion or part steps.And storage medium above-mentioned includes: USB flash disk, mobile hard disk, read-only memory (ROM, Read-
OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic or disk etc. are various can store
The medium of program code.
The above, above embodiments are only to illustrate the technical solution of the application, rather than its limitations；Although referring to before
Embodiment is stated the application is described in detail, those skilled in the art should understand that: it still can be to preceding
Technical solution documented by each embodiment is stated to modify or equivalent replacement of some of the technical features；And these
It modifies or replaces, the spirit and scope of each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of painting methods of caricature manual draw characterized by comprising
Obtain the upper color type of black and white manual draw and the black and white manual draw to be painted；
When determining the upper color type is random colouring, the black and white manual draw is carried out according to preset color model upper at random
Colouring；
When determining the upper color type is interactive colouring, the colouring behaviour to the black and white manual draw of user's input is obtained
Make, and operated according to the colouring, is painted to the black and white manual draw.
2. the painting methods of caricature manual draw according to claim 1, which is characterized in that further include:
Obtain the color image that need to be painted again；
The profile for extracting the color image obtains the black and white manual draw.
3. the painting methods of caricature manual draw according to claim 2, which is characterized in that described to extract the color image
Profile, before obtaining the black and white manual draw further include:
The color image is pre-processed, and subsequent step is executed to the pretreated color image.
4. the painting methods of caricature manual draw according to claim 1, which is characterized in that the colouring operation includes colouring
Color；
It is then described to be operated according to the colouring, colouring is carried out to the black and white manual draw and is specifically included:
According to the colouring color, paint to the corresponding colouring region of the colouring color, wherein the colouring region and
Preset corresponding relationship is established between the colouring color.
5. a kind of coloring means of caricature manual draw characterized by comprising the first image collection module, upper color type obtain
Module, main control module, module of painting at random, interactive colouring mould group；
The first image obtains module, for obtaining black and white manual draw to be painted；
The colouring type acquisition module, for obtaining the upper color type of the black and white manual draw；
The main control module, for when determining the upper color type is random colouring, triggering the random colouring module, also
For when determining the upper color type is interactive colouring, triggering the interactive mould group of painting；
The random colouring module, for being painted according to preset color model upper at random to the black and white manual draw；
The interactive colouring mould group, the colouring to the black and white manual draw for obtaining user's input operate, and according to institute
Colouring operation is stated, is painted to the black and white manual draw.
6. the coloring means of caricature manual draw according to claim 5, which is characterized in that further include: the second image obtains
Module and profile extraction module；
Second image collection module, for obtaining color image；
The profile extraction module obtains the black and white manual draw, and described in transmission for extracting the profile of the color image
Black and white manual draw to the first image obtains module.
7. the coloring means of caricature manual draw according to claim 6, which is characterized in that further include: preprocessing module；
The preprocessing module is sent out for pre-processing to the color image, and by the pretreated color image
It send to the profile extraction module.
8. the coloring means of caricature manual draw according to claim 6, which is characterized in that the profile extraction module is specific
For extracting the profile of the color image according to adaptive threshold method, obtaining the black and white manual draw.
9. the coloring means of caricature manual draw according to claim 5, which is characterized in that the preset color model upper at random
It include: to generate color model on confrontation network, color model generates confrontation network by training and obtains on the generation confrontation network.
10. the coloring means of caricature manual draw according to claim 5, which is characterized in that the colouring operation includes upper
Color color；
It is then described to be operated according to the colouring, colouring is carried out to the black and white manual draw and is specifically included:
According to the colouring color, paint to the corresponding colouring region of the colouring color, wherein the colouring region and
Preset corresponding relationship is established between the colouring color.
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| CN201910809132.1A CN110503701B (en) | 2019-08-29 | 2019-08-29 | Coloring method and device for cartoon hand drawing |
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| CN201910809132.1A CN110503701B (en) | 2019-08-29 | 2019-08-29 | Coloring method and device for cartoon hand drawing |
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