CN109192054A - A kind of data processing method and device of map area merging - Google Patents
A kind of data processing method and device of map area merging Download PDFInfo
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Abstract
This specification provides the data processing method and device of a kind of map area merging.The described method includes: drawing the map image in region to be combined using the lines of default transparency, initial correlated sheet image is generated；Obtain the transparency of pixel in the initial correlated sheet image；Using the transparency of pixel pixel identical with the default transparency as target pixel points, the target correlated sheet image after merging is generated according to the target pixel points.Utilize each embodiment in this specification, realize the flexible merging of map area, method is simple and fast, complicated data processing is not needed, and can accurate detection go out border overlay part so that the merging of map area more it is accurate quickly, the map area after merging can be used as an entirety and interact, facilitate subsequent use, applicability is wide.
Description
Technical field
This specification belongs to the data processing side that technical field of map data processing more particularly to a kind of map area merge
Method and device.
Background technique
With the development of computer technology, the appearance of electronic map brings great convenience to people's lives.Make
When with electronic map, it is frequently encountered the demand for needing that multiple regions in map are merged into a region, such as: by northeast three
Province is merged into big NORTHEAST REGION IN, and Zhejiang, Shanghai, Suzhou are merged into East China, by many mergers of states at Middle East area etc..
In the prior art, for when the merging in region, usually can use between mathematical computations multiple regions in map
Coincidence line, data handling procedure is complicated, and inflexible, applicability is poor.Therefore, a kind of conveniently map area conjunction is needed
And embodiment.
Summary of the invention
This specification is designed to provide the data processing method that a kind of map area merges and device, method are simply fast
Victory meets the technical need of map area merging.
One side this specification embodiment provides a kind of data processing method that map area merges, comprising:
The map image that region to be combined is drawn using the lines of default transparency generates initial correlated sheet image；
Obtain the transparency of pixel in the initial correlated sheet image；
Using the transparency of pixel pixel identical with the default transparency as target pixel points, according to institute
It states target pixel points and generates the target correlated sheet image after merging.
Further, in another embodiment of the method, the lines using default transparency are drawn to be combined
The map image in region generates initial correlated sheet image, comprising:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, the line of the default transparency is used in the second mapping area
Item draws the map image in region to be combined, generates the initial correlated sheet image.
Further, in another embodiment of the method, after the generation merging according to the target pixel points
Target correlated sheet image, comprising:
From the initial merging by the pixel except the target pixel points in the initial correlated sheet image
It is rejected in figure image；
The map image that target pixel points described in the initial correlated sheet image form is merged as the target
Map image.
Further, in another embodiment of the method, it is described will be described in the initial correlated sheet image
Pixel except target pixel points in the initial correlated sheet image after rejecting, which comprises
It sets the color at the position of the pixel except the target pixel points to and the initial correlated sheet figure
The color of pixel inside the region to be combined as described in is identical.
Further, in another embodiment of the method, after the generation merging according to the target pixel points
Target correlated sheet image, comprising:
The corresponding coordinate information of the target pixel points is extracted, according to the collection of the corresponding coordinate information of the target pixel points
It closes, generates the target correlated sheet image.
Further, described to obtain pixel in the initial correlated sheet image in another embodiment of the method
The transparency of point, comprising:
According to the coordinate information in the region to be combined, region to be combined described in the initial correlated sheet image is traversed
Interior pixel obtains the corresponding transparency of pixel in region to be combined described in the initial correlated sheet image.
On the other hand, present description provides the data processing equipments that map area merges, comprising:
It is initial to merge Image Rendering module, for using the lines of default transparency to draw the Map in region to be combined
Picture generates initial correlated sheet image；
Transparency obtains module, for obtaining the transparency of pixel in the initial correlated sheet image；
Target correlated sheet generation module, for by the transparency of pixel picture identical with the default transparency
Vegetarian refreshments generates the target correlated sheet image after merging as target pixel points, according to the target pixel points.
Further, in another embodiment of described device, the initial merging Image Rendering module is specifically used for:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, the line of the default transparency is used in the second mapping area
Item draws the map image in region to be combined, generates the initial correlated sheet image.
Further, in another embodiment of described device, the target correlated sheet generation module is specifically used for:
From the initial merging by the pixel except the target pixel points in the initial correlated sheet image
It is rejected in figure image；
The map image that target pixel points described in the initial correlated sheet image form is merged as the target
Map image.
Further, in another embodiment of described device, the target correlated sheet generation module is also used to:
It sets the color at the position of the pixel except the target pixel points to and the initial correlated sheet figure
The color of pixel inside the region to be combined as described in is identical.
Further, in another embodiment of described device, the target correlated sheet generation module is specifically used for:
The corresponding coordinate information of the target pixel points is extracted, according to the collection of the corresponding coordinate information of the target pixel points
It closes, generates the target correlated sheet image.
Further, in another embodiment of described device, the transparency obtains module and is specifically used for:
According to the coordinate information in the region to be combined, region to be combined described in the initial correlated sheet image is traversed
Interior pixel obtains the corresponding transparency of pixel in region to be combined described in the initial correlated sheet image.
In another aspect, this specification embodiment provides a kind of computer storage medium, it is stored thereon with computer program,
The computer program is performed, and realizes the data processing method that preceding claim map area merges.
Another aspect, this specification embodiment provide the data processing system of map area merging, including at least one
Processor and memory for storage processor executable instruction, the processor are realized above-mentionedly when executing described instruction
The data processing method that graph region merges.
The data processing method for the map area merging that this specification provides, device, system, can be by dyeing on painting canvas
Whether the transparency of technology detection pixel point changes, based on map and merge when lap pixel transparency with not
The transparency of the pixel of lap is different, the pixel of border overlay and the pixel that boundary is underlapped is filtered out, into one
It walks and generates the map image after merging based on the underlapped pixel in boundary.Method is simple and fast, does not need at complicated data
Reason, and can accurate detection go out border overlay part so that the merging of map area more it is accurate quickly, the ground after merging
Graph region can be used as an entirety and interact, and facilitate subsequent use, and applicability is wide.
Detailed description of the invention
In order to illustrate more clearly of this specification embodiment or technical solution in the prior art, below will to embodiment or
Attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
The some embodiments recorded in this specification, for those of ordinary skill in the art, in not making the creative labor property
Under the premise of, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the process signal for the data processing method that the map area in one embodiment that this specification provides merges
Figure；
Fig. 2 is the schematic diagram of the initial correlated sheet image in the Northeast in this specification one embodiment；
Fig. 3 is the target correlated sheet image schematic diagram of the Northeast after merging in this specification one embodiment；
Fig. 4 (a) -4 (b) is transparency change detection schematic diagram in this specification one embodiment；
Fig. 5 is the modular structure signal of data processing equipment one embodiment that the map area that this specification provides merges
Figure；
Fig. 6 is the modular structure signal for the data processing system embodiment that a kind of map area that this specification provides merges
Figure.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in this specification, below in conjunction with this explanation
Attached drawing in book embodiment is clearly and completely described the technical solution in this specification embodiment, it is clear that described
Embodiment be only this specification a part of the embodiment, instead of all the embodiments.The embodiment of base in this manual,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all should belong to
The range of this specification protection.
With the development of computer networking technology, people can understand geographical location etc. all over the world by electronic map
Information.Map or electronic map are the divisions that region is carried out with province, country under normal conditions, still, in some cases,
It may need to merge some specified regions on map, such as: the three provinces in the northeast of China in map of China are merged into northeast
Area is recognized with the understanding for facilitating progress of the user to Northeast Regional whole.
The data processing method that the map area that this specification embodiment provides merges, by the way that unified transparency is arranged,
At correlated sheet region, the partial transparency of coincidence can change, and based on the variation of transparency in map image, will specify
Region merge.Based on the variation of pixel transparency, merge specified map area, method is simple and fast, does not need
Complicated mathematical computations, the map area after merging can be used as an entirety and interact, strong applicability.
The data handling procedure in correlated sheet region can carry out on the client such as in the embodiment of the present application: intelligent hand
The electronic equipments such as machine, tablet computer, intelligent wearable device (smartwatch, virtual reality glasses, virtual implementing helmet etc.).Tool
Body can be carried out in the browser end of client, such as: PC browser end, mobile browser end, server end web container.
Specifically, Fig. 1 is the data processing method that the map area in one embodiment of this specification offer merges
Flow diagram, as shown in Figure 1, the data processing method that the map area that this specification embodiment provides merges, comprising:
S2, the map image that region to be combined is drawn using the lines of default transparency, generate initial correlated sheet image.
Region to be combined may include multiple map areas, such as: Liaoning Province, Jilin Province, Heilongjiang Province in three provinces in the northeast of China
Three provinces can indicate three regions to be combined, can (painting canvas can indicate the group for graphing in the same painting canvas
Part or region) or other mapping areas the map image in region to be combined is drawn out using the lines of default transparency.Example
Such as: Fig. 2 is the schematic diagram of the initial correlated sheet image of the Northeast in this specification one embodiment, as shown in Fig. 2, can be with
According to the latitude and longitude information of three provinces in the northeast of China, according to the relative position point of Liaoning Province, Jilin Province, Heilongjiang Province in the same painting canvas
The map image of Liaoning Province, Jilin Province, Heilongjiang Province is not drawn out, and the map image in three provinces collectively constitutes the Northeast
Initial correlated sheet image, it can be seen that it is possible that boundary between adjacent region to be combined in initial correlated sheet image
It is overlapped.As shown in Fig. 2, can only draw out the profile in each region to be combined when drawing the map image in region to be combined
Line, that is, boundary line, the region within boundary line can indicate the region to be combined.
Wherein, when drawing the map image in region to be combined, default transparency is used in this specification one embodiment
Lines are drawn, and default transparency can be chosen according to actual needs, and presetting transparency under normal conditions can be set
It can be 0.5 that transparency is preset between 0-1, in this specification one embodiment, and setting in this way can be convenient later pixel point
Detection.
In addition, different map areas to be combined, which can be, uses identical face when drawing each map area to be combined
The lines of color are drawn, and the lines that different colours also can be used are drawn.Such as: three provinces in the northeast of China's map area is as area to be combined
It, can be in the same painting canvas all using black (or other colors are such as: red, blue), the lines that transparency is 0.5 when domain
The map image for drawing out Liaoning Province, Jilin Province, Heilongjiang Province, using the entirety of the map image in three provinces as the Northeast
Initial merging image.Also black can be used, the lines that transparency is 0.5 draw the map image in Liaoning Province, using it is red,
The lines that transparency is 0.5 draw the map image in Jilin Province, draw Heilongjiang Province using blue, the lines that transparency is 0.5
Map image, using the entirety of the map image in three provinces as the initial merging image of the Northeast.That is this specification one
In a embodiment in drawing region to be combined when the map image of each region, phase is can be used in the map image of different zones
The lines of same transparency, but line color can be without specifically limiting.
It, can be by importing GeoJSON data, then with program in painting canvas when drawing the map image in region to be combined
On draw out map.GeoJSON is a kind of format encoded to various gis structure datas, is a kind of group of map datum
Format is knitted, map can be drawn out by parsing this data.
S4, the transparency for obtaining pixel in the initial correlated sheet image.
After generating initial correlated sheet image, each pixel in available initial correlated sheet image it is transparent
Degree.It, can be by the longitude and latitude in region to be combined when drawing the map image in region to be combined in this specification one embodiment
Information is converted into coordinate information.According to the coordinate information in region to be combined, can traverse to be combined in initial correlated sheet image
Each pixel in region, it can traverse each initial data (packet in initial correlated sheet image in region to be combined
The data point of data point or coordinate information containing latitude and longitude information) corresponding painting canvas pixel, obtain initial correlated sheet figure
The corresponding transparency of pixel as in region to be combined.The transparency of each pixel can be obtained based on staining technique,
Specific method the embodiment of the present application is not especially limited.
By the pixel inside traversal region to be combined, the transparency change of each pixel is obtained, method is simple, and
And the detection of region exterior pixel to be combined can be reduced, improve the speed of data processing.
S6, using the transparency of pixel pixel identical with the default transparency as target pixel points, root
The target correlated sheet image after merging is generated according to the target pixel points.
In getting initial correlated sheet image after the transparency of pixel, by the transparency of pixel and it can draw
The default transparency of the lines used when making the map image in region to be combined compares, by transparency and default transparency phase
Same pixel is as target pixel points.Such as: the default transparency used when drawing the map image in region to be combined is
0.5, then it can be using the pixel that transparency in initial correlated sheet image is 0.5 as target pixel points.Utilize object pixel
The target correlated sheet image after merging can be generated in point, completes the merging of map area.
In this specification one embodiment, the coordinate information of target pixel points can be extracted, target pixel points are corresponding
Coordinate information export, utilize the corresponding coordinate information of target pixel points set generate target correlated sheet image.Such as: if
The default transparency used when drawing the map image in region to be combined is 0.5, can will be transparent in initial correlated sheet image
The pixel that degree is 0.5 extracts the coordinate information of target pixel points as target pixel points, can be by the coordinate of target pixel points
In coordinate point set, the coordinate point set that the coordinate information of all target pixel points can be formed exports information preservation.Root
Target synthetic map image is drawn out according to the coordinate set of target pixel points, target synthetic map image can be by region to be combined
Boundary image composition, can not include the border overlay in region to be combined in the boundary image in the region to be combined generated at this time
Part.
Such as: this specification one embodiment can use black, transparency 0.5 in painting canvas or mapping area
Lines draw out the map image in region to be combined, may include the side in region to be combined in the map image in region to be combined
Boundary's image, the map image in region to be combined can form initial correlated sheet image, specifically can be with reference to northeast ground figure in Fig. 2
Initial correlated sheet image schematic diagram.Traverse the pixel in initial correlated sheet image in region to be combined, area to be combined
The transparency of the underlapped partial pixel point of the boundary in domain is 0.5, and the transparency of the partial pixel point of border overlay is usually big
Because of non-drawing image content, the transparency of pixel is 0 in other regions inside 0.5, boundary image.Can be by transparency
0.5 pixel is as target pixel points, i.e., using the pixel of part underlapped in boundary image as target pixel points.Mesh
Mark pixel is combined, and can indicate the boundary image in the region to be combined after merging, at this point, the boundary image after merging
In do not include each region to be combined lap, can indicate the boundary profile of each region entirety to be combined.It can extract
And the coordinate information of target pixel points is saved, the target after merging is can be generated into the corresponding coordinate information export of target pixel points
Correlated sheet image.Fig. 3 is the target correlated sheet image signal of the Northeast after merging in this specification one embodiment
Figure, as shown in figure 3, the target map image after merging in this specification one embodiment can be by the boundary in each region to be combined
Lap removal, only retains the underlapped part in boundary, and the intuitive effect for indicating map area and merging facilitates user to check.
Fig. 4 (a) -4 (b) is transparency change detection schematic diagram in this specification one embodiment, as shown in Fig. 4 (a), figure
The middle image for being 0.5 by two transparencies carries out partial stack, and as can be seen from the figure the image of intermediate overlapping portion is transparent
Degree is greater than the transparency of the image of other non-overlapping portions.Likewise, as shown in Fig. 4 (b), by the transparency of two not no frames
For the carry out partial stack of 0.5 image, it can be seen that the transparency of the image of intermediate lap is greater than other and is not superimposed portion
The transparency of the image divided.It, can be quickly and accurately by the variation of the transparency of detection pixel point in this specification embodiment
Detect which partially overlaps in region to be combined, which part is underlapped, after realizing that fast and accurately generation merges
Map image.
In addition, the embodiment of the present application can also the geographical location according to locating for region to be combined, for merge after target close
And map image is named, and such as: the three provinces in the northeast of China after merging are named as NORTHEAST REGION IN in Fig. 3.
The data processing method that the map area that this specification provides merges can detect picture by staining technique on painting canvas
Whether the transparency of vegetarian refreshments changes, the picture of the transparency of the pixel of lap and underlapped part when based on map conflation
The transparency of vegetarian refreshments is different, filters out the pixel of border overlay and the pixel that boundary is underlapped, is based further on boundary not
The pixel of overlapping generates the map image after merging.Method is simple and fast, does not need complicated data processing, and can be quasi-
True detects border overlay part, so that the merging of map area is more accurate quick, the map area after merging can be made
It is interacted for an entirety, facilitates subsequent use, applicability is wide.
On the basis of the above embodiments, in this specification one embodiment, the lines using default transparency are drawn
The map image for making region to be combined generates initial correlated sheet image, may include:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, the line of the default transparency is used in the second mapping area
Item draws the map image in region to be combined, generates the initial correlated sheet image.
Specifically, when user consults a map in the first mapping area (in the painting canvas of such as certain client), if desired
Part map area is merged, such as needs to merge the map area of three provinces in the northeast of China, then user can pass through click
Or the region to be combined that other operation selections need to merge.Such as: user is in the first mapping area by importing GeoJSON
Data are drawn out complete map (such as drawing out map of China), and by clicking the three provinces in the northeast of China in the map of China drawn out
Region to be combined is selected by Liaoning Province, Jilin Province, Heilongjiang Province.It, can be the behind the region to be combined for identifying user's selection
Two mapping areas (hiding painting canvas can be used in the second mapping area) using the lines of default transparency draw out to
The map image of combined region generates initial correlated sheet image, and initial merging ground can be specifically generated with reference to above-described embodiment
Figure image, details are not described herein again.Selection based on user generates initial correlated sheet image, and user can select according to actual needs
Region to be combined is selected, the merging of map area is carried out, method is simple, flexibly, improves user experience.
On the basis of the above embodiments, described to be generated according to the target pixel points in this specification one embodiment
Target correlated sheet image after merging may include:
From the initial merging by the pixel except the target pixel points in the initial correlated sheet image
It is rejected in figure image；
The map image that target pixel points described in the initial correlated sheet image form is merged as the target
Map image.
Specifically, target pixel points are being determined, when generating target correlated sheet image based on target pixel points, can incited somebody to action
Non-targeted pixel (pixel i.e. except removing target pixel points) in initial correlated sheet image is from initial correlated sheet
It is rejected in image, at this point, only remaining target pixel points in initial correlated sheet image, remaining target pixel points can be merged
Target correlated sheet image after composition merging.Such as: by non-targeted pixel in the second mapping area in above-described embodiment
Point is rejected, and target pixel points are retained, then the image of remaining target pixel points composition can table in the second mapping area
Show the target correlated sheet image after merging.
The undesirable non-targeted pixel of transparency is rejected from initial correlated sheet image, remaining target picture
Vegetarian refreshments directly generates the target correlated sheet image after merging, and method is simple, and map area merges accurate.
After rejecting non-targeted pixel, the color at the position of non-targeted pixel can be set to and initially be merged
The color of the pixel of border inner region (region interior zone i.e. to be combined) is identical in map image.It in this way can be to avoid picking
Unless the color of non-targeted pixel is different from the color in other regions inside zone boundary to be combined, shadow after target pixel points
Ring the display effect of map image after merging.Such as: if generating initial correlated sheet figure in the map image for drawing region to be combined
When picture, initial correlated sheet image has background color such as: the border inner region in region to be combined is filled using red pixel, then
After rejecting non-targeted pixel, the color at non-targeted pixel position may will become white or colourless, with area to be combined
The color of other pixels of the border inner region in domain is different, influences the display effect of correlated sheet image.It can be non-in rejecting
After target pixel points, red face with the border inner region in region to be combined is set by the color at non-targeted pixel
Color is consistent, and improves the display effect of map image after merging.If each region border inner is not using in region to be combined
Same color is filled, i.e., there are many colors for non-boundary in initial correlated sheet image, then can be with negated target pixel points
Color after the color of any one pixel closed on is rejected as the non-targeted pixel at the position.
The data processing method that the map area that this specification provides merges is being merged by the way that unified transparency is arranged
When map area, the partial transparency of coincidence can change, based on the variation of transparency in map image, by specified region
It merges.Based on the variation of pixel transparency, merge specified map area, method is simple and fast, does not need complexity
Mathematical computations, the map area after merging can be used as an entirety and interact, strong applicability.
Various embodiments are described in a progressive manner for the above method in this specification, identical between each embodiment
Similar part may refer to each other, and each embodiment focuses on the differences from other embodiments.Correlation
Place illustrates referring to the part of embodiment of the method.
Based on the data processing method that map area described above merges, this specification one or more embodiment is also mentioned
The data processing equipment merged for a kind of map area.The device may include having used side described in this specification embodiment
The system (including distributed system) of method, software (application), module, component, server, client etc. simultaneously combine necessary implementation
The device of hardware.Based on same innovation thinking, the device in one or more embodiments that this specification embodiment provides is as follows
Described in the embodiment in face.Since the implementation that device solves the problems, such as is similar to method, this specification embodiment is specific
The implementation of device may refer to the implementation of preceding method, and overlaps will not be repeated.It is used below, term " unit " or
The combination of the software and/or hardware of predetermined function may be implemented in " module ".Although device is preferably described in following embodiment
It is realized with software, but the realization of the combination of hardware or software and hardware is also that may and be contemplated.
Specifically, Fig. 5 is the module of the data processing equipment one embodiment for the map area merging that this specification provides
Structural schematic diagram, as shown in figure 5, the data processing equipment that the map area provided in this specification merges includes: initial merging
Image Rendering module 51, transparency obtain module 52, target correlated sheet generation module 53, in which:
Initial to merge Image Rendering module 51, the lines for being used for default transparency draw the ground in region to be combined
Figure image generates initial correlated sheet image；
Transparency obtains module 52, can be used for obtaining the transparency of pixel in the initial correlated sheet image；
Target correlated sheet generation module 53 can be used for the transparency of the pixel and the default transparency phase
Same pixel generates the target correlated sheet image after merging as target pixel points, according to the target pixel points.
The data processing equipment that the map area that this specification embodiment provides merges, can pass through staining technique on painting canvas
Whether the transparency of detection pixel point changes, based on map and merge when lap pixel transparency with it is underlapped
The transparency of partial pixel is different, filters out the pixel of border overlay and the pixel that boundary is underlapped, further base
In boundary, underlapped pixel generates the map image after merging.Method is simple and fast, does not need complicated data processing, and
And can accurate detection go out border overlay part so that the merging of map area more it is accurate quickly, the map area after merging
Domain can be used as an entirety and interact, and facilitate subsequent use, and applicability is wide.
On the basis of the above embodiments, the initial merging Image Rendering module is specifically used for:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, the line of the default transparency is used in the second mapping area
Item draws the map image in region to be combined, generates the initial correlated sheet image.
This specification embodiment, the initial merging Image Rendering module are specifically used for:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, the line of the default transparency is used in the second mapping area
Item draws the map image in region to be combined, generates the initial correlated sheet image.
On the basis of the above embodiments, the target correlated sheet generation module is specifically used for:
From the initial merging by the pixel except the target pixel points in the initial correlated sheet image
It is rejected in figure image；
The map image that target pixel points described in the initial correlated sheet image form is merged as the target
Map image.
This specification embodiment picks the undesirable non-targeted pixel of transparency from initial correlated sheet image
It removes, remaining target pixel points directly generate the target correlated sheet image after merging, and method is simple, and map area merges quasi-
Really.
On the basis of the above embodiments, the target correlated sheet generation module is also used to:
It sets the color at the position of the pixel except the target pixel points to and the initial correlated sheet figure
The color of pixel inside the region to be combined as described in is identical.
This specification embodiment sets red for the color at non-targeted pixel after rejecting non-targeted pixel,
It is consistent with the color keep of the border inner region in region to be combined, improve the display effect of map image after merging.
On the basis of the above embodiments, the target correlated sheet generation module is specifically used for:
The corresponding coordinate information of the target pixel points is extracted, according to the collection of the corresponding coordinate information of the target pixel points
It closes, generates the target correlated sheet image.
This specification embodiment, the set of the coordinate information based on target pixel points generate target correlated sheet image, side
Method is quick, does not need complicated data processing, and can accurate detection go out border overlay part so that the conjunction of map area
And it is more accurate quick, the map area after merging can be used as an entirety and interact, and facilitate subsequent use, applicability
Extensively.
On the basis of the above embodiments, the transparency obtains module and is specifically used for:
According to the coordinate information in the region to be combined, region to be combined described in the initial correlated sheet image is traversed
Interior pixel obtains the corresponding transparency of pixel in region to be combined described in the initial correlated sheet image.
This specification embodiment obtains the transparency of each pixel by traversing the pixel inside region to be combined
Variation, method is simple, and can reduce the detection of region exterior pixel to be combined, improves the speed of data processing.
Specification is needed, device described above can also include other implement according to the description of embodiment of the method
Mode.Concrete implementation mode is referred to the description of related method embodiment, does not repeat one by one herein.
In this specification one embodiment, a kind of computer storage medium can also be provided, is stored thereon with computer journey
Sequence, the computer program are performed, and realize the processing method of video data in above-described embodiment, such as may be implemented as follows
Method:
The map image that region to be combined is drawn using the lines of default transparency generates initial correlated sheet image；
Obtain the transparency of pixel in the initial correlated sheet image；
Using the transparency of pixel pixel identical with the default transparency as target pixel points, according to institute
It states target pixel points and generates the target correlated sheet image after merging.
It is above-mentioned that this specification specific embodiment is described.Other embodiments are in the scope of the appended claims
It is interior.In some cases, the movement recorded in detail in the claims or step can be come according to the sequence being different from embodiment
It executes and desired result still may be implemented.In addition, process depicted in the drawing not necessarily require show it is specific suitable
Sequence or consecutive order are just able to achieve desired result.In some embodiments, multitasking and parallel processing be also can
With or may be advantageous.
Method or apparatus described in above-described embodiment that this specification provides can realize that business is patrolled by computer program
It collects and records on a storage medium, the storage medium can be read and be executed with computer, realize this specification embodiment institute
The effect of description scheme.
The data processing method or device that the above-mentioned map area that this specification embodiment provides merges can be in computers
In corresponding program instruction executed by processor to realize, such as realized using the c++ language of windows operating system at the end PC,
Linux system is realized or other are for example realized using android, iOS system programming language in intelligent terminal, Yi Jiji
Realized in the processing logic of quantum computer etc..The one of the data processing system that a kind of map area that this specification provides merges
In a embodiment, Fig. 6 is the modular structure for the data processing system embodiment that a kind of map area that this specification provides merges
Schematic diagram, as shown in fig. 6, the data processing system that the map area that this specification embodiment provides merges may include processor
61 and for storage processor executable instruction memory 62,
Processor 61 and memory 62 pass through bus 63 and complete mutual communication；
The processor 61 is used to call the program instruction in the memory 62, to execute above-mentioned each seismic data process
Method provided by embodiment of the method, for example, the map image in region to be combined is drawn using the lines of default transparency,
Generate initial correlated sheet image；Obtain the transparency of pixel in the initial correlated sheet image；By the pixel
Transparency pixel identical with the default transparency generates after merging as target pixel points according to the target pixel points
Target correlated sheet image.
It should be noted that specification device described above, computer storage medium, system are implemented according to correlation technique
The description of example can also include other embodiments, and concrete implementation mode is referred to the description of embodiment of the method, herein
It does not repeat one by one.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for hardware+
For program class embodiment, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to side
The part of method embodiment illustrates.
This specification embodiment is not limited to meet industry communication standard, standard computer data processing sum number
According to situation described in storage rule or this specification one or more embodiment.The right way of conduct is made in certain professional standards or use by oneself
In formula or the practice processes of embodiment description embodiment modified slightly also may be implemented above-described embodiment it is identical, it is equivalent or
The implementation result being anticipated that after close or deformation.Using these modifications or deformed data acquisition, storage, judgement, processing side
The embodiment of the acquisitions such as formula still may belong within the scope of the optional embodiment of this specification embodiment.
In the 1990s, the improvement of a technology can be distinguished clearly be on hardware improvement (for example,
Improvement to circuit structures such as diode, transistor, switches) or software on improvement (improvement for method flow).So
And with the development of technology, the improvement of current many method flows can be considered as directly improving for hardware circuit.
Designer nearly all obtains corresponding hardware circuit by the way that improved method flow to be programmed into hardware circuit.Cause
This, it cannot be said that the improvement of a method flow cannot be realized with hardware entities module.For example, programmable logic device
(Programmable Logic Device, PLD) (such as field programmable gate array (Field Programmable Gate
Array, FPGA)) it is exactly such a integrated circuit, logic function determines device programming by user.By designer
Voluntarily programming comes a digital display circuit " integrated " on a piece of PLD, designs and makes without asking chip maker
Dedicated IC chip.Moreover, nowadays, substitution manually makes IC chip, this programming is also used instead mostly " is patrolled
Volume compiler (logic compiler) " software realizes that software compiler used is similar when it writes with program development,
And the source code before compiling also write by handy specific programming language, this is referred to as hardware description language
(Hardware Description Language, HDL), and HDL is also not only a kind of, but there are many kind, such as ABEL
(Advanced Boolean Expression Language)、AHDL(Altera Hardware Description
Language)、Confluence、CUPL(Cornell University Programming Language)、HDCal、JHDL
(Java Hardware Description Language)、Lava、Lola、MyHDL、PALASM、RHDL(Ruby
Hardware Description Language) etc., VHDL (Very-High-Speed is most generally used at present
Integrated Circuit Hardware Description Language) and Verilog.Those skilled in the art also answer
This understands, it is only necessary to method flow slightly programming in logic and is programmed into integrated circuit with above-mentioned several hardware description languages,
The hardware circuit for realizing the logical method process can be readily available.
Controller can be implemented in any suitable manner, for example, controller can take such as microprocessor or processing
The computer for the computer readable program code (such as software or firmware) that device and storage can be executed by (micro-) processor can
Read medium, logic gate, switch, specific integrated circuit (Application Specific Integrated Circuit,
ASIC), the form of programmable logic controller (PLC) and insertion microcontroller, the example of controller includes but is not limited to following microcontroller
Device: ARC 625D, Atmel AT91SAM, Microchip PIC18F26K20 and Silicone Labs C8051F320 are deposited
Memory controller is also implemented as a part of the control logic of memory.It is also known in the art that in addition to
Pure computer readable program code mode is realized other than controller, can be made completely by the way that method and step is carried out programming in logic
Controller is obtained to come in fact in the form of logic gate, switch, specific integrated circuit, programmable logic controller (PLC) and insertion microcontroller etc.
Existing identical function.Therefore this controller is considered a kind of hardware component, and to including for realizing various in it
The device of function can also be considered as the structure in hardware component.Or even, it can will be regarded for realizing the device of various functions
For either the software module of implementation method can be the structure in hardware component again.
System, device, module or the unit that above-described embodiment illustrates can specifically realize by computer chip or entity,
Or it is realized by the product with certain function.It is a kind of typically to realize that equipment is computer.Specifically, computer for example may be used
Think personal computer, laptop computer, vehicle-mounted human-computer interaction device, cellular phone, camera phone, smart phone, individual
Digital assistants, media player, navigation equipment, electronic mail equipment, game console, tablet computer, wearable device or
The combination of any equipment in these equipment of person.
Although this specification one or more embodiment provides the method operating procedure as described in embodiment or flow chart,
It but may include more or less operating procedure based on conventional or without creativeness means.The step of being enumerated in embodiment
Sequence is only one of numerous step execution sequence mode, does not represent and unique executes sequence.Device in practice or
When end product executes, can be executed according to embodiment or the execution of method shown in the drawings sequence or parallel (such as it is parallel
The environment of processor or multiple threads, even distributed data processing environment).The terms "include", "comprise" or its
Any other variant is intended to non-exclusive inclusion so that include the process, methods of a series of elements, product or
Equipment not only includes those elements, but also including other elements that are not explicitly listed, or further include for this process,
Method, product or the intrinsic element of equipment.In the absence of more restrictions, being not precluded is including the element
There is also other identical or equivalent elements in process, method, product or equipment.The first, the second equal words are used to indicate name
Claim, and does not indicate any particular order.
For convenience of description, it is divided into various modules when description apparatus above with function to describe respectively.Certainly, implementing this
The function of each module can be realized in the same or multiple software and or hardware when specification one or more, it can also be with
The module for realizing same function is realized by the combination of multiple submodule or subelement etc..Installation practice described above is only
It is only illustrative, for example, in addition the division of the unit, only a kind of logical function partition can have in actual implementation
Division mode, such as multiple units or components can be combined or can be integrated into another system or some features can be with
Ignore, or does not execute.Another point, shown or discussed mutual coupling, direct-coupling or communication connection can be logical
Some interfaces are crossed, the indirect coupling or communication connection of device or unit can be electrical property, mechanical or other forms.
The present invention be referring to according to the method for the embodiment of the present invention, the process of device (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
In a typical configuration, calculating equipment includes one or more processors (CPU), input/output interface, net
Network interface and memory.
Memory may include the non-volatile memory in computer-readable medium, random access memory (RAM) and/or
The forms such as Nonvolatile memory, such as read-only memory (ROM) or flash memory (flash RAM).Memory is computer-readable medium
Example.
Computer-readable medium includes permanent and non-permanent, removable and non-removable media can be by any method
Or technology come realize information store.Information can be computer readable instructions, data structure, the module of program or other data.
The example of the storage medium of computer includes, but are not limited to phase change memory (PRAM), static random access memory (SRAM), moves
State random access memory (DRAM), other kinds of random access memory (RAM), read-only memory (ROM), electric erasable
Programmable read only memory (EEPROM), flash memory or other memory techniques, read-only disc read only memory (CD-ROM) (CD-ROM),
Digital versatile disc (DVD) or other optical storage, magnetic cassettes, tape magnetic disk storage, graphene stores or other
Magnetic storage device or any other non-transmission medium, can be used for storage can be accessed by a computing device information.According to herein
In define, computer-readable medium does not include temporary computer readable media (transitory media), such as the data of modulation
Signal and carrier wave.
It will be understood by those skilled in the art that this specification one or more embodiment can provide as method, system or calculating
Machine program product.Therefore, this specification one or more embodiment can be used complete hardware embodiment, complete software embodiment or
The form of embodiment combining software and hardware aspects.Moreover, this specification one or more embodiment can be used at one or
It is multiple wherein include computer usable program code computer-usable storage medium (including but not limited to magnetic disk storage,
CD-ROM, optical memory etc.) on the form of computer program product implemented.
This specification one or more embodiment can computer executable instructions it is general on
It hereinafter describes, such as program module.Generally, program module includes executing particular task or realization particular abstract data type
Routine, programs, objects, component, data structure etc..This this specification one can also be practiced in a distributed computing environment
Or multiple embodiments, in these distributed computing environments, by being held by the connected remote processing devices of communication network
Row task.In a distributed computing environment, program module can be located at the local and remote computer including storage equipment
In storage medium.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so being described relatively simple, related place is referring to embodiment of the method
Part explanation.In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ",
The description of " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, structure, material
Or feature is contained at least one embodiment or example of this specification.In the present specification, to the signal of above-mentioned term
Property statement be necessarily directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described
It may be combined in any suitable manner in any one or more of the embodiments or examples.In addition, without conflicting with each other, this
The technical staff in field can be by the spy of different embodiments or examples described in this specification and different embodiments or examples
Sign is combined.
The foregoing is merely the embodiments of this specification one or more embodiment, are not limited to book explanation
Book one or more embodiment.To those skilled in the art, this specification one or more embodiment can have various
Change and variation.All any modification, equivalent replacement, improvement and so within the spirit and principle of this specification, should all wrap
It is contained within scope of the claims.
Claims (14)
1. the data processing method that a kind of map area merges, comprising:
The map image that region to be combined is drawn using the lines of default transparency generates initial correlated sheet image；
Obtain the transparency of pixel in the initial correlated sheet image；
Using the transparency of pixel pixel identical with the default transparency as target pixel points, according to the mesh
It marks pixel and generates the target correlated sheet image after merging.
2. the method as described in claim 1, the lines using default transparency draw the map image in region to be combined,
Generate initial correlated sheet image, comprising:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, drawn in the second mapping area using the lines of the default transparency
The map image in region to be combined is made, the initial correlated sheet image is generated.
3. the method as described in claim 1, described to generate the target correlated sheet figure after merging according to the target pixel points
Picture, comprising:
By the pixel except the target pixel points in the initial correlated sheet image from the initial correlated sheet figure
It is rejected as in；
Using the map image of the composition of target pixel points described in the initial correlated sheet image as the target correlated sheet
Image.
4. method as claimed in claim 3, except the target pixel points by the initial correlated sheet image
Pixel from the initial correlated sheet image reject after, which comprises
By the color at the position of the pixel except the target pixel points be set as in the initial correlated sheet image
The color of pixel inside the region to be combined is identical.
5. the method as described in claim 1, described to generate the target correlated sheet figure after merging according to the target pixel points
Picture, comprising:
The corresponding coordinate information of the target pixel points is extracted, according to the set of the corresponding coordinate information of the target pixel points,
Generate the target correlated sheet image.
6. the method as described in claim 1, the transparency for obtaining pixel in the initial correlated sheet image, packet
It includes:
According to the coordinate information in the region to be combined, traverse in region to be combined described in the initial correlated sheet image
Pixel obtains the corresponding transparency of pixel in region to be combined described in the initial correlated sheet image.
7. the data processing equipment that a kind of map area merges, comprising:
It is initial to merge Image Rendering module, it is raw for using the lines of default transparency to draw the map image in region to be combined
At initial correlated sheet image；
Transparency obtains module, for obtaining the transparency of pixel in the initial correlated sheet image；
Target correlated sheet generation module, for by the transparency of pixel pixel identical with the default transparency
As target pixel points, the target correlated sheet image after merging is generated according to the target pixel points.
8. device as claimed in claim 7, the initial merging Image Rendering module is specifically used for:
The region to be combined of user's selection is obtained in the first mapping area；
According to the region to be combined that user selects, drawn in the second mapping area using the lines of the default transparency
The map image in region to be combined is made, the initial correlated sheet image is generated.
9. device as claimed in claim 7, the target correlated sheet generation module is specifically used for:
By the pixel except the target pixel points in the initial correlated sheet image from the initial correlated sheet figure
It is rejected as in；
Using the map image of the composition of target pixel points described in the initial correlated sheet image as the target correlated sheet
Image.
10. device as claimed in claim 9, the target correlated sheet generation module is also used to:
By the color at the position of the pixel except the target pixel points be set as in the initial correlated sheet image
The color of pixel inside the region to be combined is identical.
11. device as claimed in claim 7, the target correlated sheet generation module is specifically used for:
The corresponding coordinate information of the target pixel points is extracted, according to the set of the corresponding coordinate information of the target pixel points,
Generate the target correlated sheet image.
12. device as claimed in claim 7, the transparency obtains module and is specifically used for:
According to the coordinate information in the region to be combined, traverse in region to be combined described in the initial correlated sheet image
Pixel obtains the corresponding transparency of pixel in region to be combined described in the initial correlated sheet image.
13. a kind of computer storage medium is stored thereon with computer program, the computer program is performed, and realizes power
Benefit requires the described in any item methods of 1-6.
14. the data processing system that a kind of map area merges, including at least one processor and can for storage processor
The memory executed instruction, the processor realize method described in any one of claims 1-6 when executing described instruction.
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| TW108117080A TWI698841B (en) | 2018-07-27 | 2019-05-17 | Data processing method and device for merging map areas |
| PCT/CN2019/091262 WO2020019899A1 (en) | 2018-07-27 | 2019-06-14 | Data processing method and apparatus for merging regions in map |
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| CN201810839748.9A CN109192054B (en) | 2018-07-27 | 2018-07-27 | Data processing method and device for map region merging |
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| CN111881817A (en) * | 2020-07-27 | 2020-11-03 | 北京三快在线科技有限公司 | Method and device for extracting specific area, storage medium and electronic equipment |
| CN112269850A (en) * | 2020-11-10 | 2021-01-26 | 中煤航测遥感集团有限公司 | Geographic data processing method and device, electronic equipment and storage medium |
| CN112269850B (en) * | 2020-11-10 | 2024-05-03 | 中煤航测遥感集团有限公司 | Geographic data processing method and device, electronic equipment and storage medium |
| CN112652063A (en) * | 2020-11-20 | 2021-04-13 | 上海莉莉丝网络科技有限公司 | Method and system for generating dynamic area boundary in game map and computer readable storage medium |
| CN112652063B (en) * | 2020-11-20 | 2022-09-20 | 上海莉莉丝网络科技有限公司 | Method and system for generating dynamic area boundary in game map and computer readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| TWI698841B (en) | 2020-07-11 |
| TW202008328A (en) | 2020-02-16 |
| CN109192054B (en) | 2020-04-28 |
| WO2020019899A1 (en) | 2020-01-30 |
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