CN106611440A - Method and device for extracting real scene picture - Google Patents
Method and device for extracting real scene picture Download PDFInfo
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- CN106611440A CN106611440A CN201510700518.0A CN201510700518A CN106611440A CN 106611440 A CN106611440 A CN 106611440A CN 201510700518 A CN201510700518 A CN 201510700518A CN 106611440 A CN106611440 A CN 106611440A
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- camera
- realistic picture
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- parameter information
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/05—Geographic models
Abstract
The invention provides a method and device for extracting a real scene picture, and relates to the extraction of real scene pictures. The method comprises the following steps: acquiring imported three-dimensional data and preset configuration table information, wherein the configuration table information at least comprises at least one latitude and longitude coordinate, intersection type information, camera basic parameter information corresponding to an intersection type, and graphic attribute parameter information; determining at least one real scene picture position which needs to be extracted in the three-dimensional data according to the at least one latitude and longitude coordinate; acquiring the intersection type of the at least one real scene picture position; acquiring a camera position according to the corresponding camera basic parameter information of the intersection type in a configuration table and the corresponding position of the at least one latitude and longitude coordinate in the three-dimensional data; and according to the graphic attribute parameter information, automatically extracting at least one real scene picture through a camera under the camera position.
Description
Technical field
The present invention relates to the extraction of realistic picture, more particularly to a kind of method and device for extracting realistic picture.
Background technology
The daily life that the appearance of electronic chart gives people brings huge facility.Electronic chart, i.e., digitally
Figure, is the map for being stored using computer technology in a digital manner and being consulted.The side of electronic chart storage consulting
Method, generally uses vector mode image storage, and map scale is enlarging or reducing or rotates and does not affect to show effect
Really.
And during the use of electronic chart, the extractive technique of associated realistic picture, in prior art
It is only limited to user to make by hand, prior art is automatically associated to not over information such as longitude and latitude, camera parameters
The function at the crossing in electronic chart, it is impossible to realize automatically extracting generation realistic picture figure by platform, needing
When extracting realistic picture in a large number, the workload of operation is big, very inconvenient.
The content of the invention
In order to overcome the problems referred to above, the present invention provides a kind of method and device for extracting realistic picture, by need to
The position extracted by realistic picture is matched with the three-dimensional data for importing, and further determines that camera position, real
Realistic picture is now automatically extracted, and cannot realize generation realistic picture figure being automatically extracted by platform in solving prior art
The problem of shape.
In order to solve above-mentioned technical problem, the present invention is adopted the following technical scheme that：
A kind of method for extracting realistic picture, including：
The three-dimensional data and default allocation list information for importing is obtained, the allocation list information at least includes：Extremely
Few latitude and longitude coordinates, crossing type information camera basic parameter information corresponding with crossing type, figure
Shape attribute parameter information；According at least one latitude and longitude coordinates, need to carry in determining the three-dimensional data
At least one realistic picture position for taking；Obtain the crossing type of at least one realistic picture position；According to institute
State crossing type corresponding camera basic parameter information and at least one latitude and longitude coordinates in allocation list
Correspondence position in the three-dimensional data, obtains camera position；According to the graphic attribute parameter information,
Under the camera position, at least one realistic picture is automatically extracted by the camera.
Alternatively, according to the crossing type in allocation list corresponding camera basic parameter information and it is described extremely
The step of correspondence position of few latitude and longitude coordinates in the three-dimensional data, acquisition camera position, includes：
According to correspondence position of at least one latitude and longitude coordinates in the three-dimensional data, the phase is obtained
The viewpoint position of machine；
The camera basic parameter information includes：Camera and the relative position information at crossing, by described relative
Positional information obtains the lens location of the camera.
Alternatively, the step of automatically extracting at least one realistic picture by the camera includes：
The camera is adjusted, in a default adjusting range, until selecting at least one realistic picture position
Get a final graphics；Automatically extract the final graphics.
Alternatively, also include：After at least one realistic picture is automatically extracted by the camera, generate with
The operation that automatically extract at least one realistic picture corresponding file, the file in bag are performed once often
At least one realistic picture is included.
Alternatively, the graphic attribute parameter information at least includes：Dimension of picture, resolution, bit depth,
Numbering.
A kind of device for extracting realistic picture, including：
First acquisition module, for obtaining the three-dimensional data and default allocation list information that import, the configuration
Table information at least includes：At least one latitude and longitude coordinates, crossing type information phase corresponding with crossing type
Machine basic parameter information, graphic attribute parameter information；Relating module, for according at least one longitude and latitude
Degree coordinate, need in determining the three-dimensional data extract at least one realistic picture position, obtain described at least
The crossing type of one realistic picture position；Second acquisition module, for according to the crossing type in allocation list
In corresponding camera basic parameter information and at least one latitude and longitude coordinates in the three-dimensional data
Correspondence position, obtains camera position；Extraction module, for according to the graphic attribute parameter information, in institute
State under camera position, at least one realistic picture is automatically extracted by the camera.
Alternatively, second acquisition module is additionally operable to：
Correspondence position according at least one latitude and longitude coordinates in the three-dimensional data obtains the phase
The viewpoint position of machine；The camera basic parameter information includes：Camera and the relative position information at crossing, lead to
Cross the lens location that the relative position information obtains the camera.
Alternatively, the extraction module is additionally operable to：The camera is adjusted, in a default adjusting range, directly
Extremely choose to a final graphics at least one realistic picture position；Automatically extract the final graphics.
Alternatively, also include：Generation module, for automatically extracting at least one outdoor scene by the camera
After figure, generate and the corresponding file of the once operation for automatically extracting at least one realistic picture performed with every,
At least one realistic picture is included in the file.
Alternatively, the graphic attribute parameter information at least includes：Dimension of picture, resolution, bit depth,
Numbering.
The invention has the beneficial effects as follows：
In the present invention, when extracting realistic picture, by will need to extract the position of realistic picture and three dimensions for importing
According to being matched, and the relevant position by the coordinate position that imports in three-dimensional data and need the reality extracted
The corresponding camera basic parameter information of crossing type of scape figure position and at least one longitude and latitude are sat
Mark, obtains camera position, finally realizes that the realistic picture carried out by camera is automatically extracted, and is realized and is automatically extracted
Realistic picture graphing capability, solves graph data and produces effect Cost Problems, and contrast is existing to make work by hand
Skill, substantially reduces the overall duration, reduces cost.
Description of the drawings
Fig. 1 represents the first pass figure of method in the present invention；
Fig. 2 represents the second flow chart of method in the present invention；
Fig. 3 represents the 3rd flow chart of method in the present invention；
Fig. 4 represents the first structure schematic diagram of device in the present invention；
Fig. 5 represents the second structural representation of device in the present invention.
Specific embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing in accompanying drawing
The exemplary embodiment of the disclosure, it being understood, however, that may be realized in various forms the disclosure and should not be by
Embodiments set forth here is limited.On the contrary, there is provided these embodiments are able to be best understood from this
It is open, and the scope of the present disclosure complete can be conveyed to those skilled in the art.
As shown in figure 1, the invention discloses it is a kind of extract realistic picture method, including：
Step 100：The three-dimensional data and default allocation list information for importing is obtained, the allocation list information is at least
Including：At least one latitude and longitude coordinates, crossing type information camera basic parameter corresponding with crossing type
Information, graphic attribute parameter information；
Step 200：According at least one latitude and longitude coordinates, need to extract extremely in determining the three-dimensional data
A few realistic picture position；
Step 300：Obtain the crossing type of at least one realistic picture position；
Step 400：According to the crossing type in allocation list corresponding camera basic parameter information and this at least
The correspondence position of one latitude and longitude coordinates in the three-dimensional data, obtains camera position；
Step 500：It is according to the graphic attribute parameter information, under the camera position, automatic by the camera
Extract at least one realistic picture.
In a particular application, before extraction, need to write the information included in allocation list, to configuration
Table data are pre-seted, and are at least used including needs in the allocation list information：Latitude and longitude coordinates, crossing
Type information camera basic parameter information corresponding with crossing type, graphic attribute information.What is write
After allocation list is imported, you can obtain and using the information content in allocation list, the three-dimensional data in allocation list
Cartographic model can be formed, the extraction of realistic picture is carried out in the cartographic model, in extraction process, configuration
Latitude and longitude coordinates in table are automatically associated with three-dimensional data, and then determining needs the realistic picture for extracting to exist
Corresponding particular location in three-dimensional data, then have the particular location to learn corresponding crossing type, then by configuring
Camera basic parameter information corresponding with crossing type in table coordinates latitude and longitude coordinates in the three-dimensional data
Correspondence position obtaining in three-dimensional data for gathering the position of the camera of realistic picture, you can by the camera root
The extraction of realistic picture is carried out according to default graphic attribute parameter, camera corresponding with crossing type is wherein somebody's turn to do basic
Parameter information should at least include the information such as the relative position at camera itself camera parameters and crossing, shooting angle,
The allocation list information that the acquisition that we are previously mentioned is imported, can be a batch to the information in allocation list among these
Import, it is also possible to the importing in batches for carrying out according to specific needs.
In actual extraction process, realistic picture is extracted to extract in batch every time, operation every time is not merely
A realistic picture is only extracted, therefore latitude and longitude coordinates quantity is at least one in default allocation list, correspondence
Needs extract realistic picture position also be at least one.
As shown in Fig. 2 wherein, according to the crossing type in allocation list corresponding camera basic parameter information
And the correspondence position of at least one latitude and longitude coordinates in the three-dimensional data, obtain camera position the step of wrap
Include：
Step 410：The viewpoint position of the camera is obtained according at least one latitude and longitude coordinates；
Step 420：The camera basic parameter information includes：Camera and the relative position information at crossing, pass through
The relative position information obtains the lens location of the camera.
According to position of the latitude and longitude coordinates in three-dimensional data scene further according to allocation list in camera parameter it is pre-
If information, coordinate position can be converted into camera view position, according to camera in camera parameter table and crossing
Relative position information, calculates and produces camera lens position, by the camera lens of the viewpoint position and camera of camera
Position constitutes position of the whole camera in three-dimensional data.
Further, as shown in figure 3, the step of automatically extracting at least one realistic picture by the camera includes：
Step 510：The camera is adjusted, in a default adjusting range, until at least one realistic picture
Choose to a final graphics position；
Step 520：Automatically extract the final graphics.
In the extraction process of realistic picture, in camera after the position in three-dimensional data determines, to avoid phase
The camera position imaging effect and angle that machine is automatically generated is not reaching to most preferably, and we can be carried out to the camera
Fine setting, until the preferable figure of relative efficacy is chosen in the fine setting scope, since it is desired that extracting outdoor scene
The realistic picture position of figure is at least one, and corresponding extraction camera is also at least one, therefore can be right respectively
Camera is finely adjusted confirmation, and then again the preferable final graphics of the effect are automatically extracted.
Further, the method for the extraction realistic picture also includes：At least one is being automatically extracted by the camera
After individual realistic picture, generate with it is every execution once this automatically extract at least one realistic picture operation it is corresponding
File, includes at least one realistic picture in this document.
After a batch of realistic picture extraction is often carried out, it is the storage of at least realistic picture for ensureing to extract
With the convenience of management, the file corresponding with the extraction operation of every batch can be generated, by least one reality
Scape figure is placed in this document.
Wherein, the graphic attribute parameter information mentioned at least includes：Dimension of picture, resolution, bit depth,
Numbering.
As shown in figure 4, the invention also discloses it is a kind of extract realistic picture device, including：
First acquisition module, for obtaining the three-dimensional data and default allocation list information that import, the allocation list
Information at least includes：At least one latitude and longitude coordinates, crossing type information camera corresponding with crossing type
Basic parameter information, graphic attribute parameter information；
Relating module, for according at least one latitude and longitude coordinates, needing to extract in determining the three-dimensional data
At least one realistic picture position, obtain the crossing type of at least one realistic picture position；
Second acquisition module, for according to the crossing type in allocation list corresponding camera basic parameter information
And at least one latitude and longitude coordinates, obtain camera position；
Extraction module, for according to the graphic attribute parameter information, under the camera position, by the camera
Automatically extract at least one realistic picture.
The device of extraction realistic picture in the present invention, the device of the extraction realistic picture include the first acquisition module,
Several parts such as relating module, the second acquisition module, extraction module, it is three-dimensional with importing on the apparatus platform
Data and the function of allocation list is imported, needed to carry out allocation list data before realistic picture is extracted pre-
Arrange, at least use including needs in the allocation list information：Latitude and longitude coordinates, crossing type information and
The corresponding camera basic parameter information of crossing type, graphic attribute information, are obtained by the first acquisition module and are imported
Three-dimensional data and allocation list information, by relating module according to the latitude and longitude coordinates provided in allocation list, automatically
The realistic picture position extracted is needed in being associated with three-dimensional data, it is determined that needing at least one realistic picture position extracted
Postpone, it is determined that crossing corresponding with realistic picture position type, then camera position is obtained by the second acquisition module,
Realistic picture is extracted by the camera by extraction module.Wherein, in the apparatus can be with to the information in allocation list
One batch is imported, it is also possible to imported in batches according to specific needs.
In actual extraction process, realistic picture is extracted to extract in batch every time, operation every time is not merely
A realistic picture is only extracted, therefore latitude and longitude coordinates quantity is at least one in default allocation list, correspondence
Needs extract realistic picture position also be at least one.
Wherein, second acquisition module is additionally operable to：The camera is obtained according at least one latitude and longitude coordinates
Viewpoint position；The camera basic parameter information includes：Camera and the relative position information at crossing, by the phase
The lens location of the camera is obtained to positional information.
Wherein, the extraction module is additionally operable to：The camera is adjusted, in a default adjusting range, until at this
Choose to a final graphics at least one realistic picture position；Automatically extract the final graphics.
Extract with fine setting camera parameter function and window on the apparatus platform of realistic picture, and carry display effect
Picture frame mouth, it is to avoid the camera position imaging effect and angle that camera is automatically generated is not reaching to most preferably, operation
Member chooses the good figure of a relative efficacy, it is ensured that the reality of extraction in the range of fine setting by fine adjustment function
Scape figure is complete display, after the completion of figure adjustment, is confirmed in taskbar, by that analogy,
Hold high-volume operation function.
Further, as shown in figure 5, the device of the extraction realistic picture also includes：Generation module, for
After at least one realistic picture is automatically extracted by the camera, generate with it is every execution once this automatically extract at least
The corresponding file of operation of one realistic picture, includes at least one realistic picture, the generation in this document
Module allows at least one realistic picture effective by generating file corresponding with every batch extraction realistic picture
Carry out conclusion storage, can make realistic picture which can be carried out after batch extracting simple and effective management with
Operation.
Further, the graphic attribute parameter information at least includes：Dimension of picture, resolution, bit depth,
Numbering.
The method of the present invention, is made by importing longitude and latitude, crossing type and each project elements attribute with device
Simply adjust by platform newly developed with three-dimensional data and automatically extract realistic picture, realize by three
Dimension data in platform newly developed Auto-matching crossing, realize by camera parameter camera automatization extract outdoor scene
Figure, saves overall project effect, reduces personnel cost.
Above-described is the preferred embodiment of the present invention, it should be pointed out that for the ordinary people of the art
For member, some improvements and modifications can also be made under the premise of without departing from principle of the present invention, these
Improvements and modifications are also within the scope of the present invention.
Claims (10)
1. it is a kind of extract realistic picture method, it is characterised in that include：
The three-dimensional data and default allocation list information for importing is obtained, the allocation list information at least includes：Extremely
Few latitude and longitude coordinates, crossing type information camera basic parameter information corresponding with crossing type, figure
Shape attribute parameter information；
According at least one latitude and longitude coordinates, at least one for extracting in determining the three-dimensional data, is needed
Realistic picture position；
Obtain the crossing type of at least one realistic picture position；
According to the crossing type in allocation list corresponding camera basic parameter information and described at least one
Correspondence position of the latitude and longitude coordinates in the three-dimensional data, obtains camera position；
According to the graphic attribute parameter information, under the camera position, automatically extracted by the camera
At least one realistic picture.
2. it is according to claim 1 extract realistic picture method, it is characterised in that according to the road
Mouthful type in allocation list corresponding camera basic parameter information and at least one latitude and longitude coordinates in institute
The step of stating the correspondence position in three-dimensional data, acquisition camera position includes：
According to correspondence position of at least one latitude and longitude coordinates in the three-dimensional data, the phase is obtained
The viewpoint position of machine；
The camera basic parameter information includes：Camera and the relative position information at crossing, by described relative
Positional information obtains the lens location of the camera.
3. it is according to claim 1 extract realistic picture method, it is characterised in that by the phase
The step of machine automatically extracts at least one realistic picture includes：
The camera is adjusted, in a default adjusting range, until selecting at least one realistic picture position
Get a final graphics；
Automatically extract the final graphics.
4. it is according to claim 1 extract realistic picture method, it is characterised in that also include：
After at least one realistic picture is automatically extracted by the camera, generate with it is every execution once it is described from
The corresponding file of the dynamic operation for extracting at least one realistic picture, includes described at least one in the file
Realistic picture.
5. according to any one of claim 1-4 extraction realistic picture method, it is characterised in that
The graphic attribute parameter information at least includes：Dimension of picture, resolution, bit depth, numbering.
6. it is a kind of extract realistic picture device, it is characterised in that include：
First acquisition module, for obtaining the three-dimensional data and default allocation list information that import, the configuration
Table information at least includes：At least one latitude and longitude coordinates, crossing type information phase corresponding with crossing type
Machine basic parameter information, graphic attribute parameter information；
Relating module, for according at least one latitude and longitude coordinates, needing in determining the three-dimensional data
At least one realistic picture position extracted, obtains the crossing type of at least one realistic picture position；
Second acquisition module, for corresponding camera basic parameter is believed in allocation list according to the crossing type
Breath and correspondence position of at least one latitude and longitude coordinates in the three-dimensional data, obtain camera position；
Extraction module, for according to the graphic attribute parameter information, under the camera position, by institute
State camera and automatically extract at least one realistic picture.
7. it is according to claim 6 extract realistic picture device, it is characterised in that described second obtains
Delivery block is additionally operable to：
Correspondence position according at least one latitude and longitude coordinates in the three-dimensional data obtains the phase
The viewpoint position of machine；
The camera basic parameter information includes：Camera and the relative position information at crossing, by described relative
Positional information obtains the lens location of the camera.
8. it is according to claim 6 extract realistic picture device, it is characterised in that the extraction mould
Block is additionally operable to：
The camera is adjusted, in a default adjusting range, until selecting at least one realistic picture position
Get a final graphics；
Automatically extract the final graphics.
9. it is according to claim 6 extract realistic picture device, it is characterised in that also include：
Generation module, for after at least one realistic picture is automatically extracted by the camera, generate with it is every
The corresponding file of the operation for automatically extracting at least one realistic picture is performed once, is included in the file
There is at least one realistic picture.
10. according to any one of claim 6-9 extraction realistic picture device, it is characterised in that
The graphic attribute parameter information at least includes：Dimension of picture, resolution, bit depth, numbering.
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| CN201510700518.0A CN106611440B (en) | 2015-10-26 | 2015-10-26 | Method and device for extracting live-action picture |
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|---|---|---|---|
| CN201510700518.0A CN106611440B (en) | 2015-10-26 | 2015-10-26 | Method and device for extracting live-action picture |
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| CN106611440B CN106611440B (en) | 2022-11-01 |
Family
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| CN106611440B (en) | 2022-11-01 |
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