CN106960453A - Photograph taking fixing by gross bearings method and device - Google Patents
Photograph taking fixing by gross bearings method and device Download PDFInfo
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- CN106960453A CN106960453A CN201710173671.1A CN201710173671A CN106960453A CN 106960453 A CN106960453 A CN 106960453A CN 201710173671 A CN201710173671 A CN 201710173671A CN 106960453 A CN106960453 A CN 106960453A
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- photo
- measured
- demarcation
- coordinate system
- shooting point
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
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- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a kind of photograph taking fixing by gross bearings method and device, belong to image processing field.The method of the present invention includes obtaining photo to be measured；Recognize at least three objects of reference in photo to be measured, set up the three-dimensional coordinate system for including the object of reference, obtain at least three demarcation photos comprising the object of reference, obtain coordinate information of the corresponding shooting point of every demarcation photo in the three-dimensional coordinate system, the position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point, coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured is obtained according to the mapping relations, obtain camera site according to shooting photo so as to realize.Three-dimensional modeling is built the present invention is especially suitable for criminal investigation, security, military affairs and entity.
Description
Technical field
The present invention relates to image processing field, more particularly to a kind of photograph taking fixing by gross bearings method and device.
Background technology
Illegal in digital movie institute taking on the sly deleteriously have impact on film creator copyright and production studios and
The operation of cinemas.There are different methods at anti-piracy aspect.Some of protection schemes make spectators dislike.Other protection sides
Case, such as those protection schemes based on laser are dangerous for filmgoer, or its efficiency is uncertain.
In addition, the privacy for the person of being taken can also be invaded by taking on the sly.
In fields such as criminal investigations, if positioning the position of the person of taking on the sly according to the photo taken on the sly, the detection to case has
Positive meaning.
Not yet there is a kind of practical technological means to determine the refined orientation residing for the person of taking on the sly from photo at present.
The content of the invention
The application technology of refined orientation residing for the person of taking on the sly can be determined from photo it is an object of the invention to provide a kind of.
The invention provides a kind of photograph taking fixing by gross bearings method, including：
Obtain photo to be measured；
At least three objects of reference in photo to be measured are recognized, at least three object of reference is non-coplanar；
Set up the three-dimensional coordinate system for including the object of reference；
Obtain at least three demarcation photos comprising the object of reference；The corresponding shooting point of every demarcation photo is obtained in institute
State the coordinate information in three-dimensional coordinate system；
The position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point；
Coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured is obtained according to the mapping relations.
Further, at least three objects of reference in the identification photo to be measured, including：
Obtain the characteristic of object of reference to be identified in photo to be measured；
Object of reference in photo to be measured is recognized according to the characteristic.
Further, the foundation includes the three-dimensional coordinate system of the object of reference, including：
With one in the object of reference for origin, with one of them in remaining object of reference and the connection of the origin
Line is a reference axis, sets up three-dimensional coordinate system.
Further, the corresponding shooting point of the demarcation photo is not conllinear.
Further, the position of object of reference set up according to the demarcation photo in photo and the mapping of shooting point are closed
System, including：
Obtain the distance between each object of reference and other objects of reference information in every demarcation photo；
Obtain the angle information of each object of reference and two other object of reference line in every demarcation photo；
The position for the object of reference set up according to the range information and angle information in photo and the mapping relations of shooting point.
Further, it is described to obtain shooting point in photo to be measured in the three dimensional space coordinate according to the mapping relations
Coordinate in system, including：
Obtain the distance between each object of reference and other objects of reference information in photo to be measured；
Obtain the angle information of each object of reference and two other object of reference line in photo to be measured；
Range information and angle information and the mapping relations in the photo to be measured of acquisition are obtained in photo to be measured
Coordinate of the shooting point in the three-dimensional coordinate system.
Present invention also offers a kind of photograph taking fixing by gross bearings device, including：
Photo acquisition module to be measured, for obtaining photo to be measured；
Identification module, for recognizing at least three objects of reference in photo to be measured, at least three object of reference is non-coplanar；
Establishment of coordinate system module, for setting up the three-dimensional coordinate system for including the object of reference；
Demarcating module, for obtaining at least three demarcation photos comprising the object of reference；Obtain every demarcation photo pair
Coordinate information of the shooting point answered in the three-dimensional coordinate system；
Mapping relations set up module, for according to the position for demarcating the object of reference that photo is set up in photo and shooting point
Mapping relations；
Locating module, for obtaining the shooting point in photo to be measured according to the mapping relations in the three dimensional space coordinate
Coordinate in system.
Further, the identification module includes：
Characteristic acquiring unit, the characteristic for obtaining object of reference to be identified in photo to be measured；
Recognition unit, for recognizing the object of reference in photo to be measured according to the characteristic.
Further, the mapping relations are set up module and included：
First range information acquiring unit, it is each between object of reference and other objects of reference in every demarcation photo for obtaining
Range information；
First angle information acquisition unit, for obtaining each object of reference and two other object of reference in every demarcation photo
The angle information of line；
Map unit, for the position of object of reference set up according to the range information and angle information in photo and shooting
The mapping relations of point.
Further, the locating module includes：
Second distance information acquisition unit, for obtain in photo to be measured it is each between object of reference and other objects of reference away from
From information；
Second angle information acquisition unit, for obtaining each object of reference and two other object of reference line in photo to be measured
Angle information；
Location information generation unit, for the range information in the photo to be measured according to acquisition and angle information and described reflects
The relation of penetrating obtains coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured.
In summary, the invention provides a kind of photograph taking fixing by gross bearings method and device, by obtaining photo to be measured；
At least three objects of reference in photo to be measured are recognized, the three-dimensional coordinate system for including the object of reference is set up, obtained comprising described
At least three demarcation photos of object of reference, obtain the corresponding shooting point of every demarcation photo in the three-dimensional coordinate system
Coordinate information, the position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point, according to described
Mapping relations obtain coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured, are shone so as to realize according to shooting
Piece obtains camera site.Three-dimensional modeling is built the present invention is especially suitable for criminal investigation, security, military affairs and entity.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art and advantage, below will be to implementing
The accompanying drawing to be used needed for example or description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
Only it is some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the hardware environment figure of the method for the present invention；
Fig. 2 is the flow chart of method provided in an embodiment of the present invention；
Fig. 3 is the step S102 of method provided in an embodiment of the present invention flow chart；
Fig. 4 is the flow chart for the step S105 that the embodiment of the present invention provides method；
Fig. 5 is the step S106 of method provided in an embodiment of the present invention flow chart.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the embodiment of the present invention
Accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained under the premise of creative work is not made, should all belong to the model that the present invention is protected
Enclose.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, "
Two " etc. be for distinguishing similar object, without for describing specific order or precedence.It should be appreciated that so using
Data can exchange in the appropriate case, so as to embodiments of the invention described herein can with except illustrating herein or
Order beyond those of description is implemented.In addition, term " comprising " and " having " and their any deformation, it is intended that cover
Lid is non-exclusive to be included, for example, containing series of steps S or unit process, method, device, product or equipment need not limit
In those steps S or unit that clearly list, but may include not list clearly or for these processes, method,
Product or equipment intrinsic other step S or unit.
Embodiment 1：
According to embodiments of the present invention there is provided a kind of embodiment of short text classification method, it is necessary to illustrate, in accompanying drawing
The step S that illustrates of flow can be performed in the computer system of such as one group computer executable instructions, and, although
Show logical order in flow charts, but in some cases, can with different from order herein perform it is shown or
The step S of description.
The embodiment of the method that the embodiment of the present application one is provided can be in mobile terminal, terminal or similar fortune
Calculate in device and perform.Exemplified by running on computer terminals, Fig. 1 is short text classification method according to embodiments of the present invention
The hardware block diagram of terminal.As shown in figure 1, terminal 100 can include one or more (only shown in figure
One) (processor 102 can include but is not limited to the place of Micro-processor MCV or PLD FPGA etc. to processor 102
Manage device), the memory 104 for data storage and the transmitting device 106 for communication function.Ordinary skill
Personnel are appreciated that the structure shown in Fig. 1 is only signal, and it does not cause to limit to the structure of above-mentioned electronic installation.For example, meter
Calculation machine terminal 100 may also include than shown in Fig. 1 more either less components or with the configuration different from shown in Fig. 2.
The short essay that memory 104 can be used in the software program and module of storage application software, such as embodiment of the present invention
Corresponding programmed instruction/the module of this sorting technique, processor 102 by operation be stored in the software program in memory 104 with
And module, so as to perform various function application and data processing, that is, realize above-mentioned short text classification method.Memory 104
May include high speed random access memory, may also include nonvolatile memory, such as one or more magnetic storage device, flash memory,
Or other non-volatile solid state memories.In some instances, memory 104 can further comprise relative to processor 102
Remotely located memory, these remote memories can pass through network connection to terminal 100.The example of above-mentioned network
Including but not limited to internet, intranet, LAN, mobile radio communication and combinations thereof.
Transmitting device 106 is used to data are received or sent via a network.Above-mentioned network instantiation may include
The wireless network that the communication providerses of terminal 100 are provided.In an example, transmitting device 106 includes a network
Adapter (Network Interface Controller, referred to as NIC), it can be connected by base station with other network equipments
So as to be communicated with internet.In an example, transmitting device 106 can be radio frequency (Radio Frequency, letter
Referred to as RF) module, it is used to wirelessly be communicated with internet.
Under above-mentioned running environment, this application provides short text classification method as shown in Figure 2.This method can be applied
In intelligent terminal, by the computing device in intelligent terminal, intelligent terminal can be smart mobile phone, flat board
Computer etc..At least one application program is installed, the kind of the embodiment of the present invention not defining application in intelligent terminal
Class, can be system class application program, or software class application program.
As shown in Fig. 2 the invention provides a kind of photograph taking fixing by gross bearings method, including：
Step S101, obtains photo to be measured.
Wherein, photo to be measured can be stored in mobile terminal or other and have in the memory cell of store function.
Step S102, recognizes at least three objects of reference in photo to be measured, and at least three object of reference is non-coplanar.
Step S103, sets up the three-dimensional coordinate system for including the object of reference.
Step S104, obtains at least three demarcation photos comprising the object of reference；Obtain every demarcation photo corresponding
Coordinate information of the shooting point in the three-dimensional coordinate system.
Step S105, the position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point.
Step S106, shooting point in photo to be measured is obtained in the three-dimensional coordinate system according to the mapping relations
Coordinate.
As a kind of optional embodiment, as shown in figure 3, step S102 includes：
Step S301, obtains the characteristic of object of reference to be identified in photo to be measured.
Step S302, the object of reference in photo to be measured is recognized according to the characteristic.
As a kind of optional embodiment, step S103 includes：
With one in the object of reference for origin, with one of them in remaining object of reference and the connection of the origin
Line is a reference axis, sets up three-dimensional coordinate system.
As a kind of optional embodiment, the corresponding shooting point of the demarcation photo is not conllinear.
As a kind of optional embodiment, as shown in figure 4, step S105 includes：
Step S401, obtains the distance between each object of reference and other objects of reference information in every demarcation photo；
Step S402, obtains the angle information of each object of reference and two other object of reference line in every demarcation photo；
Step S403, the position of the object of reference set up according to the range information and angle information in photo and shooting point
Mapping relations.
As a kind of optional embodiment, as shown in figure 5, step S106 includes：
Step S501, obtains the distance between each object of reference and other objects of reference information in photo to be measured；
Step S502, obtains the angle information of each object of reference and two other object of reference line in photo to be measured；
Step S503, range information and angle information and the mapping relations in the photo to be measured of acquisition are treated
Coordinate of the shooting point surveyed in photo in the three-dimensional coordinate system.
In summary, the invention provides a kind of photograph taking fixing by gross bearings method, by obtaining photo to be measured；Identification is treated
At least three objects of reference in photo are surveyed, the three-dimensional coordinate system for including the object of reference is set up, obtains and includes the object of reference
At least three demarcation photos, obtain coordinate letter of the every corresponding shooting point of demarcation photo in the three-dimensional coordinate system
Breath, the position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point, are closed according to the mapping
System obtains coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured, is obtained so as to realize according to shooting photo
Camera site.Three-dimensional modeling is built the present invention is especially suitable for criminal investigation, security, military affairs and entity.
Embodiment 2
The invention provides a kind of photograph taking fixing by gross bearings device, including：
Photo acquisition module to be measured, for obtaining photo to be measured；
Identification module, for recognizing at least three objects of reference in photo to be measured, at least three object of reference is non-coplanar；
Establishment of coordinate system module, for setting up the three-dimensional coordinate system for including the object of reference；
Demarcating module, for obtaining at least three demarcation photos comprising the object of reference；Obtain every demarcation photo pair
Coordinate information of the shooting point answered in the three-dimensional coordinate system；
Mapping relations set up module, for according to the position for demarcating the object of reference that photo is set up in photo and shooting point
Mapping relations；
Locating module, for obtaining the shooting point in photo to be measured according to the mapping relations in the three dimensional space coordinate
Coordinate in system.
Further, the identification module includes：
Characteristic acquiring unit, the characteristic for obtaining object of reference to be identified in photo to be measured；
Recognition unit, for recognizing the object of reference in photo to be measured according to the characteristic.
Further, the mapping relations are set up module and included：
First range information acquiring unit, it is each between object of reference and other objects of reference in every demarcation photo for obtaining
Range information；
First angle information acquisition unit, for obtaining each object of reference and two other object of reference in every demarcation photo
The angle information of line；
Map unit, for the position of object of reference set up according to the range information and angle information in photo and shooting
The mapping relations of point.
Further, the locating module includes：
Second distance information acquisition unit, for obtain in photo to be measured it is each between object of reference and other objects of reference away from
From information；
Second angle information acquisition unit, for obtaining each object of reference and two other object of reference line in photo to be measured
Angle information；
Location information generation unit, for the range information in the photo to be measured according to acquisition and angle information and described reflects
The relation of penetrating obtains coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured.
In summary, the invention provides a kind of photograph taking fixing by gross bearings device, by obtaining photo to be measured；Identification is treated
At least three objects of reference in photo are surveyed, the three-dimensional coordinate system for including the object of reference is set up, obtains and includes the object of reference
At least three demarcation photos, obtain coordinate letter of the every corresponding shooting point of demarcation photo in the three-dimensional coordinate system
Breath, the position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point, are closed according to the mapping
System obtains coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured, is obtained so as to realize according to shooting photo
Camera site.Three-dimensional modeling is built the present invention is especially suitable for criminal investigation, security, military affairs and entity.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications are also considered as
Protection scope of the present invention.
Claims (10)
1. a kind of photograph taking fixing by gross bearings method, it is characterised in that including：
Obtain photo to be measured；
At least three objects of reference in photo to be measured are recognized, at least three object of reference is non-coplanar；
Set up the three-dimensional coordinate system for including the object of reference；
Obtain at least three demarcation photos comprising the object of reference；The corresponding shooting point of every demarcation photo is obtained described three
Coordinate information in dimension space coordinate system；
The position for the object of reference set up according to the demarcation photo in photo and the mapping relations of shooting point；
Coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured is obtained according to the mapping relations.
2. photograph taking fixing by gross bearings method according to claim 1, it is characterised in that in the identification photo to be measured extremely
Few three objects of reference, including：
Obtain the characteristic of object of reference to be identified in photo to be measured；
Object of reference in photo to be measured is recognized according to the characteristic.
3. photograph taking fixing by gross bearings method according to claim 1, it is characterised in that the foundation includes the reference
The three-dimensional coordinate system of thing, including：
With one in the object of reference for origin, using the connecting line of one of them in remaining object of reference and the origin as
One reference axis, sets up three-dimensional coordinate system.
4. photograph taking fixing by gross bearings method according to claim 1, it is characterised in that the demarcation photo is corresponding to be clapped
Take the photograph a little not conllinear.
5. photograph taking fixing by gross bearings method according to claim 1, it is characterised in that described according to the demarcation photo
The position for the object of reference set up in photo and the mapping relations of shooting point, including：
Obtain the distance between each object of reference and other objects of reference information in every demarcation photo；
Obtain the angle information of each object of reference and two other object of reference line in every demarcation photo；
The position for the object of reference set up according to the range information and angle information in photo and the mapping relations of shooting point.
6. photograph taking fixing by gross bearings method according to claim 5, it is characterised in that described according to the mapping relations
Coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured is obtained, including：
Obtain the distance between each object of reference and other objects of reference information in photo to be measured；
Obtain the angle information of each object of reference and two other object of reference line in photo to be measured；
Range information and angle information and the mapping relations in the photo to be measured of acquisition obtain the bat in photo to be measured
Take the photograph the coordinate a little in the three-dimensional coordinate system.
7. a kind of photograph taking fixing by gross bearings device, it is characterised in that including：
Photo acquisition module to be measured, for obtaining photo to be measured；
Identification module, for recognizing at least three objects of reference in photo to be measured, at least three object of reference is non-coplanar；
Establishment of coordinate system module, for setting up the three-dimensional coordinate system for including the object of reference；
Demarcating module, for obtaining at least three demarcation photos comprising the object of reference；Obtain every demarcation photo corresponding
Coordinate information of the shooting point in the three-dimensional coordinate system；
Mapping relations set up module, for the position of object of reference set up according to the demarcation photo in photo and reflecting for shooting point
Penetrate relation；
Locating module, for obtaining the shooting point in photo to be measured according to the mapping relations in the three-dimensional coordinate system
Coordinate.
8. photograph taking fixing by gross bearings device according to claim 7, it is characterised in that the identification module includes：
Characteristic acquiring unit, the characteristic for obtaining object of reference to be identified in photo to be measured；
Recognition unit, for recognizing the object of reference in photo to be measured according to the characteristic.
9. photograph taking fixing by gross bearings device according to claim 7, it is characterised in that the mapping relations set up module
Including：
First range information acquiring unit, for obtain in every demarcation photo it is each between object of reference and other objects of reference away from
From information；
First angle information acquisition unit, for obtaining each object of reference and two other object of reference line in every demarcation photo
Angle information；
Map unit, for the position of object of reference set up according to the range information and angle information in photo and shooting point
Mapping relations.
10. photograph taking fixing by gross bearings device according to claim 9, it is characterised in that the locating module includes：
Second distance information acquisition unit, for obtaining the distance between each object of reference and other objects of reference letter in photo to be measured
Breath；
Second angle information acquisition unit, the folder for obtaining each object of reference and two other object of reference line in photo to be measured
Angle information；
Location information generation unit, is closed for the range information in the photo to be measured according to acquisition and angle information and the mapping
System obtains coordinate of the shooting point in the three-dimensional coordinate system in photo to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710173671.1A CN106960453B (en) | 2017-03-22 | 2017-03-22 | Photograph taking fixing by gross bearings method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710173671.1A CN106960453B (en) | 2017-03-22 | 2017-03-22 | Photograph taking fixing by gross bearings method and device |
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| Publication Number | Publication Date |
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| CN106960453A true CN106960453A (en) | 2017-07-18 |
| CN106960453B CN106960453B (en) | 2018-04-13 |
Family
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|---|---|---|---|
| CN201710173671.1A Active CN106960453B (en) | 2017-03-22 | 2017-03-22 | Photograph taking fixing by gross bearings method and device |
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| CN113628185A (en) * | 2021-08-09 | 2021-11-09 | 海南青峰生物科技有限公司 | Rice plant height measuring method and device based on 5G communication and image recognition processing |
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| CN116758150B (en) * | 2023-05-15 | 2024-04-30 | 阿里云计算有限公司 | Position information determining method and device |
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| Publication number | Publication date |
|---|---|
| CN106960453B (en) | 2018-04-13 |
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