CN107328387A - Angle measuring method, device and video camera - Google Patents
Angle measuring method, device and video camera Download PDFInfo
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- CN107328387A CN107328387A CN201710536969.4A CN201710536969A CN107328387A CN 107328387 A CN107328387 A CN 107328387A CN 201710536969 A CN201710536969 A CN 201710536969A CN 107328387 A CN107328387 A CN 107328387A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C1/00—Measuring angles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C9/00—Measuring inclination, e.g. by clinometers, by levels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
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- Signal Processing (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
A kind of angle measuring method provided in an embodiment of the present invention, device and video camera, are related to camera work field.Methods described include obtaining the observation station of first laser transmitter module measurement to the first actual range of first laser beam pip, the measurement of second laser transmitter module the observation station to the second actual range of second laser beam pip, the measurement of the 3rd laser emitting module the observation station to the 3rd laser beam pip the 3rd actual range；Again based on default first theoretical distance got, default second theoretical distance, default 3rd theoretical distance, first actual range, second actual range, the 3rd actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and default rule, obtain the angle between physical plane and theoretical planes, the actual place face for accurately calculating testee with this and the ground inclination in theoretical place face, correct the data of photographic imagery.
Description
Technical field
The present invention relates to camera work field, in particular to a kind of angle measuring method, device and video camera.
Background technology
Photography refers to the process of carry out photologging using certain Special Equipment, general to use mechanical camera or number
Camera is photographed.Sometimes photograph can be also referred to as by photographing, that is, the light reflected by object exposes light-sensitive medium
The process of light.When being taken a picture, light enters magazine by aperture (being more often a lens group), in magazine back (phase
For light incident direction) medium on be imaged.According to actual light intensity degree and the difference of medium photoperceptivity, it is desirable to light application time
Also it is different.In During Illumination, medium is photosensitive.After the completion of photograph is carried out, the image information that medium is retained must be by turning
Change and read once again by human eye.Specific method depends on photosensitive means and dielectric property.For film camera, it is fixed to have
The chemical processes such as shadow, development, amplification.For digital camera, then need to handle picture by computer, then pass through it
He exports electronic equipment.In existing photographic imagery, due to a variety of causes such as accuracy of instrument not enough etc., cause the reality of testee
Shooting and theoretical some deviations of photographing, accuracy is not high.
The content of the invention
In view of this, the purpose of the embodiment of the present invention is to provide a kind of angle measuring method, device and video camera, to change
Kind above mentioned problem.To achieve these goals, the technical scheme that the present invention takes is as follows：
In a first aspect, the embodiments of the invention provide a kind of angle measuring method, applied to video camera, the video camera bag
Include camera body, first laser transmitter module, second laser transmitter module and the 3rd laser emitting module.The first laser hair
Module, second laser transmitter module and the 3rd laser emitting module is penetrated to be installed on the bottom of the camera body, and described
One laser emitting module and the second laser transmitter module are into the first predetermined angle, with the 3rd laser emitting module into the
Two predetermined angles, the second laser transmitter module and the 3rd laser emitting module are into the 3rd predetermined angle, the camera
Body includes processor.Methods described includes：The observation station that the processor obtains the first laser transmitter module measurement is arrived
First actual range of first laser beam pip, the observation station of second laser transmitter module measurement are to second laser
Second actual range of beam pip, the observation station of the 3rd laser emitting module measurement are to the 3rd laser beam pip
The 3rd actual range；Based on default first theoretical distance, default second theoretical distance, default 3rd reason got
By distance, first actual range, second actual range, the 3rd actual range, first predetermined angle, institute
The second predetermined angle, the 3rd predetermined angle and default rule are stated, the angle between physical plane and theoretical planes is obtained；
Wherein, default first theoretical distance is the observation station to the corresponding first object point of the first laser beam launch point
The distance between, default second theoretical distance is the observation station to the second laser beam launch point corresponding second
The distance between target point, default 3rd theoretical distance is that the observation station is corresponding to the 3rd laser beam emitting point
The distance between the 3rd target point, the physical plane is reflected by the first laser beam pip, the second laser beam
Point, the 3rd laser beam pip composition, the theoretical planes are by the first object point, second target point, described
3rd target point is constituted.
Second aspect, the embodiments of the invention provide a kind of angle measurement apparatus, runs on video camera, the video camera bag
Include camera body, first laser transmitter module, second laser transmitter module and the 3rd laser emitting module.The first laser hair
Module, second laser transmitter module and the 3rd laser emitting module is penetrated to be installed on the bottom of the camera body, and described
One laser emitting module and the second laser transmitter module are into the first predetermined angle, with the 3rd laser emitting module into the
Two predetermined angles, the second laser transmitter module and the 3rd laser emitting module are into the 3rd predetermined angle.The camera
Body includes processor, and described device includes first acquisition unit and second acquisition unit.First acquisition unit, for obtaining
The observation station of first laser transmitter module measurement is stated to send out to the first actual range of first laser beam pip, the second laser
The observation station of module measurement is penetrated to survey to the second actual range of second laser beam pip, the 3rd laser emitting module
Threeth actual range of the observation station of amount to the 3rd laser beam pip.Second acquisition unit, for based on getting
Default first theoretical distance, default second theoretical distance, default 3rd theoretical distance, first actual range, institute
State the second actual range, it is the 3rd actual range, first predetermined angle, second predetermined angle, the described 3rd pre-
If angle and default rule, the angle between physical plane and theoretical planes is obtained；Wherein, described default first it is theoretical away from
From for the distance between described observation station to the corresponding first object point of the first laser beam launch point, described default second
Theoretical distance is the distance between described observation station to corresponding second target point of the second laser beam launch point, described default
The 3rd theoretical distance the distance between be described observation station to corresponding 3rd target point of the 3rd laser beam emitting point, institute
Physical plane is stated by the first laser beam pip, the second laser beam pip, the 3rd laser beam pip group
Into the theoretical planes are made up of the first object point, second target point, the 3rd target point.
The third aspect, the embodiments of the invention provide a kind of video camera, the video camera includes camera body, first laser
Transmitter module, second laser transmitter module and the 3rd laser emitting module.The first laser transmitter module, second laser transmitting
Module and the 3rd laser emitting module are installed on the bottom of the camera body, and the first laser transmitter module with it is described
Second laser transmitter module is into the first predetermined angle and the 3rd laser emitting module into the second predetermined angle, and described second
Laser emitting module and the 3rd laser emitting module are into the 3rd predetermined angle.The camera body includes processor, described
Processor is electrically connected with the first laser transmitter module, second laser transmitter module and the 3rd laser emitting module respectively.Institute
First laser transmitter module is stated, for measuring observation station to the first actual range of first laser beam pip.Described second swashs
Light emission module, for measuring observation station to the second actual range of second laser beam pip.The 3rd Laser emission mould
Block, for measuring observation station to the 3rd actual range of the 3rd laser beam pip.The processor, for obtaining described first
First actual range, the second laser transmitter module of the observation station of laser emitting module measurement to first laser beam pip
Second actual range of the observation station of measurement to second laser beam pip；The institute of the 3rd laser emitting module measurement
Observation station is stated to the 3rd actual range of the 3rd laser beam pip；Based on default first theoretical distance got, preset
The second theoretical distance, default 3rd theoretical distance, first actual range, second actual range, the described 3rd
Actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and default rule, are obtained
Angle between physical plane and theoretical planes；Wherein, default first theoretical distance is the observation station to described the
The distance between corresponding first object point of one laser beam emitting point, default second theoretical distance is that the observation station is arrived
The distance between corresponding second target point of the second laser beam launch point, default 3rd theoretical distance is seen to be described
Measuring point is the distance between to corresponding 3rd target point of the 3rd laser beam emitting point, and the physical plane is swashed by described first
Light beam pip, the second laser beam pip, the 3rd laser beam pip composition, the theoretical planes are by described the
One target point, second target point, the 3rd target point composition.
The embodiments of the invention provide a kind of angle measuring method, device and video camera, first laser transmitter module is obtained
The observation station that the observation station of measurement is measured to the first actual range, the second laser transmitter module of first laser beam pip
The second actual range to second laser beam pip, the observation station of the 3rd laser emitting module measurement are to the 3rd laser beam
3rd actual range of pip；Again based on default first theoretical distance got, default second theoretical distance, default
The 3rd theoretical distance, first actual range, second actual range, the 3rd actual range, described first pre-
If angle, second predetermined angle, the 3rd predetermined angle and default rule, obtain physical plane and theoretical planes it
Between angle, with this accurately calculate testee actual place face and it is theoretical where face ground inclination, correction photography
The data of imaging.
Other features and advantages of the present invention will be illustrated in subsequent specification, also, partly be become from specification
It is clear that or by implementing understanding of the embodiment of the present invention.The purpose of the present invention and other advantages can be by saying for being write
Specifically noted structure is realized and obtained in bright book, claims and accompanying drawing.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be attached to what is used required in embodiment
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore is not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structure chart of video camera provided in an embodiment of the present invention；
Fig. 2 is the structured flowchart of camera body provided in an embodiment of the present invention；
The flow chart for the angle measuring method that Fig. 3 provides for first embodiment of the invention；
Mathematical modeling schematic diagram in the angle measuring method that Fig. 4 provides for first embodiment of the invention；
The structured flowchart for the angle measurement apparatus that Fig. 5 provides for second embodiment of the invention.
In figure：100- camera bodies；200- video cameras；210- first laser transmitter modules；220- second lasers launch mould
Block；The laser emitting modules of 230- the 3rd.
Embodiment
Below in conjunction with accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Generally exist
The component of the embodiment of the present invention described and illustrated in accompanying drawing can be arranged and designed with a variety of configurations herein.Cause
This, the detailed description of the embodiments of the invention to providing in the accompanying drawings is not intended to limit claimed invention below
Scope, but it is merely representative of the selected embodiment of the present invention.Based on embodiments of the invention, those skilled in the art are not doing
The every other embodiment obtained on the premise of going out creative work, belongs to the scope of protection of the invention.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.Meanwhile, the present invention's
In description, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating or implying relative importance.
Referring to Fig. 1, the embodiments of the invention provide a kind of video camera 200, the video camera 200 includes camera body
100th, first laser transmitter module 210, the laser emitting module 230 of second laser transmitter module 220 and the 3rd.The first laser
Transmitter module 210, the laser emitting module 230 of second laser transmitter module 220 and the 3rd are installed on the bottom of the camera body 100
In portion, and the first laser transmitter module 210 with the second laser transmitter module 220 into the first predetermined angle, with it is described
3rd laser emitting module 230 is into the second predetermined angle.The second laser transmitter module 220 and the 3rd Laser emission mould
Block 230 is into the 3rd predetermined angle.
Specifically, first laser transmitter module 210, second laser transmitter module 220, the 3rd laser emitting module 230 are equal
Can be laser, the first predetermined angle can be 15 degree, the second predetermined angle can be 15 degree, and the 3rd predetermined angle can be
30 degree.
Referring to Fig. 2, the camera body 100 can include memory 110, it is storage control 111, processor 112, outer
If interface 113, input-output unit 115, audio unit 116, display unit 117.
The memory 110, storage control 111, processor 112, Peripheral Interface 113, input-output unit 115, sound
Directly or indirectly electrically connected between frequency unit 116, each element of display unit 117, to realize the transmission or interaction of data.Example
Such as, it can be realized and electrically connected by one or more communication bus or signal bus between these elements.Angle measuring method point
Not Bao Kuo at least one the software function mould in memory 110 can be stored in the form of software or firmware (firmware)
Block, such as software function module or computer program that described angle measurement apparatus includes.
Memory 110 can store various software programs and module, the angle measurement side that such as the embodiment of the present application is provided
Method and the corresponding programmed instruction/module of device.Processor 112 by run storage software program in the memory 110 and
Module, so as to perform various function application and data processing, that is, realizes the angle measuring method in the embodiment of the present application.Storage
Device 110 can include but is not limited to random access memory (Random Access Memory, RAM), read-only storage (Read
Only Memory, ROM), programmable read only memory (Programmable Read-Only Memory, PROM) is erasable
Read-only storage (Erasable Programmable Read-Only Memory, EPROM), electricallyerasable ROM (EEROM)
(Electric Erasable Programmable Read-Only Memory, EEPROM) etc..
Processor 112 can be a kind of IC chip, with signal handling capacity.Above-mentioned processor can be general
Processor, including central processing unit (Central Processing Unit, abbreviation CPU), network processing unit (Network
Processor, abbreviation NP) etc.；Can also be digital signal processor (DSP), it is application specific integrated circuit (ASIC), ready-made programmable
Gate array (FPGA) or other PLDs, discrete gate or transistor logic, discrete hardware components.It can
To realize or perform disclosed each method, step and the logic diagram in the embodiment of the present application.General processor can be micro-
Processor or the processor can also be any conventional processors etc..
Various input/output devices are coupled to processor 112 and memory 110 by the Peripheral Interface 113.At some
In embodiment, Peripheral Interface 113, processor 112 and storage control 111 can be realized in one single chip.Other one
In a little examples, they can be realized by independent chip respectively.
Input-output unit 115 is used to be supplied to user input data to realize interacting for user and video camera 200.It is described defeated
Enter output unit 115 may be, but not limited to, mouse and keyboard etc..
Audio unit 116 provides a user COBBAIF, and it may include one or more microphones, one or more raises
Sound device and voicefrequency circuit.
Display unit 117 provides an interactive interface (such as user's operation circle between the video camera 200 and user
Face) or for display image data give user reference.In the present embodiment, the display unit 117 can be liquid crystal display
Or touch control display.If touch control display, it can be support single-point and the capacitance type touch control screen or resistance of multi-point touch operation
Formula touch screen etc..Single-point and multi-point touch operation is supported to refer to that touch control display can sense on the touch control display one
Or the touch control operation produced simultaneously at multiple positions, and transfer to processor to be calculated and located the touch control operation that this is sensed
Reason.
It is appreciated that the structure shown in Fig. 2 be only signal, camera body 100 may also include it is more more than shown in Fig. 1 or
Less component, or with the configuration different from shown in Fig. 2.Each component shown in Fig. 2 can using hardware, software or its
Combination is realized.
The processor 112 respectively with the first laser transmitter module 210, second laser transmitter module 220 and the 3rd
Laser emitting module 230 is electrically connected.
The first laser transmitter module 210, for measure observation station to first laser beam pip first it is actual away from
From.
The second laser transmitter module 220, for measure observation station to second laser beam pip second it is actual away from
From.
3rd laser emitting module 230, for measure observation station to the 3rd laser beam pip the 3rd it is actual away from
From.
The processor 112, for obtaining observation station that the first laser transmitter module 210 measures to first laser beam
First actual range of pip, the observation station of the second laser transmitter module 220 measurement reflect to second laser beam
Second actual range of point；The observation station of 3rd laser emitting module 230 measurement is to the 3rd laser beam pip
3rd actual range；Based on default first theoretical distance got, default second theoretical distance, default 3rd theory
It is distance, first actual range, second actual range, the 3rd actual range, first predetermined angle, described
Second predetermined angle, the 3rd predetermined angle and default rule, obtain the angle between physical plane and theoretical planes；Its
In, default first theoretical distance be the observation station to the corresponding first object point of the first laser beam launch point it
Between distance, default second theoretical distance is the observation station to corresponding second mesh of the second laser beam launch point
The distance between punctuate, default 3rd theoretical distance is that the observation station is corresponding to the 3rd laser beam emitting point
The distance between 3rd target point, the physical plane by the first laser beam pip, the second laser beam pip,
The 3rd laser beam pip composition, the theoretical planes are by the first object point, second target point, the described 3rd
Target point is constituted.
First embodiment
Referring to Fig. 3, the embodiments of the invention provide a kind of angle measuring method, applied to above-mentioned video camera 200, institute
Stating video camera 200 includes camera body 100, first laser transmitter module 210, the laser of second laser transmitter module 220 and the 3rd
Transmitter module 230.The first laser transmitter module 210, the laser emitting module 230 of second laser transmitter module 220 and the 3rd
On the bottom for being installed on the camera body 100, and the first laser transmitter module 210 and the second laser transmitter module
220 into the first predetermined angle and the 3rd laser emitting module 230 into the second predetermined angle, and the second laser launches mould
Block 220 is with the 3rd laser emitting module 230 into the 3rd predetermined angle, and the camera body 100 includes processor 112, institute
The method of stating includes：Step S300 and step S310.
Step S300：The observation station that the processor obtains the first laser transmitter module measurement is anti-to first laser beam
First actual range of exit point, the observation station of second laser transmitter module measurement are to the of second laser beam pip
Two actual ranges, the 3rd laser emitting module measurement the observation station to the 3rd laser beam pip the 3rd it is actual away from
From.
Step S310：Based on default first theoretical distance got, default second theoretical distance, the default 3rd
Theoretical distance, first actual range, second actual range, the 3rd actual range, first predetermined angle,
Second predetermined angle, the 3rd predetermined angle and default rule, obtain the folder between physical plane and theoretical planes
Angle；
Wherein, default first theoretical distance is the observation station to the first laser beam launch point corresponding the
The distance between one target point, default second theoretical distance is the observation station to the second laser beam launch point pair
The distance between second target point answered, default 3rd theoretical distance is that the observation station is sent out to the 3rd laser beam
Swashed by the first laser beam pip, described second the distance between corresponding 3rd target point of exit point, the physical plane
Light beam pip, the 3rd laser beam pip composition, the theoretical planes are by the first object point, second target
Point, the 3rd target point composition.
Based on step S310, by the first laser beam launch point to the distance between the second laser beam launch point
Midpoint is designated as the first midpoint, and the midpoint of the distance between the first object point and second target point is designated as in second
Point.Further, step S310 can include：
Based on default first theoretical distance got, default second theoretical distance, default 3rd theoretical distance,
First actual range, second actual range, the 3rd actual range, first predetermined angle, described second
Predetermined angle, the 3rd predetermined angle and default first rule, are obtained between first midpoint and second midpoint
Midpoint distance；
Further, it is based onObtain first midpoint with
Midpoint distance between second midpoint；
Wherein, DG is the midpoint distance between first midpoint and second midpoint, and BG is the first laser beam
Pip the distance between to first midpoint, according to the cosine law, first actual range, described second it is actual away from
The distance between calculate and obtain from, first predetermined angle, BD is described first laser beam pip to second midpoint,
According to the cosine law, default first theoretical distance, default second theoretical distance, first predetermined angle, described
First actual distance calculation is obtained, and ∠ HBD are according to the cosine law, default first theoretical distance, default second reason
Obtained by distance, first predetermined angle, first actual range, second actual distance calculation.
Based on default first theoretical distance got, default second theoretical distance, default 3rd theoretical distance,
First predetermined angle, second predetermined angle, the 3rd predetermined angle and default Second Rule, obtain described the
The distance between two midpoints and the 3rd target point；
Further, it is based onObtain second midpoint with
The distance between described 3rd target point；
Wherein, DF is the distance between second midpoint and described 3rd target point, and DE is second midpoint to institute
The distance between second target point is stated, according to the cosine law, default first theoretical distance got, default second theory
Distance, first predetermined angle, which are calculated, to be obtained, and EF is the distance between described second target point to the 3rd target point, root
Calculate and obtain according to the cosine law, default second theoretical distance, default 3rd theoretical distance, second predetermined angle
, ∠ CEF are according to the distance between the cosine law, first object point to second target point, the first object
Point is obtained to the calculating of the distance between the distance between the 3rd target point, second target point to the 3rd target point
, the distance between described first object point to the 3rd target point according to the cosine law, it is described it is default first theory away from
Calculate and obtain from, default 3rd theoretical distance, default 3rd predetermined angle.
Based on default 3rd theoretical distance got, first actual range, second actual range, described
3rd actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and default 3rd rule
Then, the distance between first midpoint and described 3rd target point are obtained；
Further, it is based onObtain first midpoint
The distance between with the 3rd target point；
Wherein, GF is the distance between first midpoint and described 3rd target point, and AG is the observation station to first
The distance between midpoint, according to the cosine law, first actual range, the second actual range, the first predetermined angle meter
Calculate and obtain, AF is default 3rd theoretical distance, ∠ GAF are according to the cosine law, first actual range, described the
Two actual ranges, the 3rd actual range, first predetermined angle, second predetermined angle, the 3rd preset angle
Degree, which is calculated, to be obtained.
Based on first actual range, second actual range, the 3rd actual range, first preset angle
Degree, second predetermined angle, the 3rd predetermined angle and default 4th rule, obtain first midpoint and described the
The distance between three laser beam pips；
Further, it is based onObtain first midpoint with
The distance between described 3rd laser beam pip；
Wherein, GI is the distance between first midpoint and described 3rd laser beam pip, and BG is described first sharp
Light beam pip the distance between to first midpoint, according to the cosine law, first actual range, second it is actual away from
Calculate and obtain from, first predetermined angle, BI be the first laser beam pip to the 3rd laser beam pip it
Between distance, according to the cosine law, first actual range, the 3rd actual range, the 3rd predetermined angle calculate
Obtain, ∠ HBI be according to the cosine law, first actual range, second actual range, the 3rd actual range,
First predetermined angle, second predetermined angle, the 3rd predetermined angle, which are calculated, to be obtained.
Based on default first theoretical distance got, default second theoretical distance, the 3rd actual range, institute
The first predetermined angle, second predetermined angle and default 5th rule are stated, second midpoint is obtained and swashs with the described 3rd
The distance between light beam pip；
Further, it is based onObtain second midpoint
The distance between with the 3rd laser beam pip；
Wherein, DI is the distance between second midpoint and described 3rd laser beam pip, and AD is the observation station
The distance between to second midpoint, according to the cosine law, first theoretical distance, second theoretical distance, described
First predetermined angle, which is calculated, to be obtained, and AI is the 3rd actual range, and ∠ DAF are second predetermined angle.
Based on midpoint distance, second midpoint and the 3rd mesh between first midpoint and second midpoint
The distance between the distance between punctuate, first midpoint and described 3rd target point, second midpoint and the described 3rd
The distance between the distance between target point, second midpoint and described 3rd laser beam pip and default 6th rule
Then, the angle between physical plane and theoretical planes is obtained.
Further, it is based onObtain
Obtain the angle between physical plane and theoretical planes；
Wherein, ∠ GJD are angle between the physical plane and theoretical planes, and DG is first midpoint and described the
Midpoint distance between two midpoints, DF is the distance between second midpoint and described 3rd target point, and GF is described first
The distance between midpoint and the 3rd target point, DI are the distance between second midpoint and described 3rd target point, GI
For second midpoint and the 3rd laser beam pip.
Surveyed referring to Fig. 4, illustrating angle provided in an embodiment of the present invention with the mathematical modeling schematic diagram shown in Fig. 4
Amount method.In Fig. 4, A points are observation station, and B points are first laser beam launch point, and H points are second laser beam pip, and I points are the
Three laser beam pips, C points are that the first laser beam pip is the corresponding first object point of B points, A, B, C three point on a straight line.E
Point is corresponding second target point of H points for the second laser beam pip, A, H, E three point on a straight line.F points are the 3rd laser
Beam pip is corresponding 3rd target point of I points, A, I, F three point on a straight line.Line segment AB is first actual range.Line segment AC is
Default first theoretical distance.Line segment AH is second actual range.Line segment AE for described default second it is theoretical away from
From.Line segment AI is the 3rd actual range.Line segment AF is default 3rd theoretical distance.∠ CAE are the first preset angle
Degree, ∠ EAF are the second predetermined angle, and ∠ CAF are the 3rd predetermined angle.G points are the midpoint of B points and H points, are in described first
Point.D points are the midpoint of C points and E points, are second midpoint.Plane where triangle CEF is theoretical planes, by described the
One target point is C points, the second target point i.e. E points, the 3rd target point i.e. F points composition, representation theory earth plane.Three
Plane where angular BHI is physical plane, is B points, the second laser beam pip by the first laser beam pip
That is H points, the 3rd laser beam pip are I points composition.
Further, in Fig. 4, BI, BD, GI, GF, DI, DF, CF, AG, GD are connected, extension GI and DF meets at point J.Line segment
AB, AC, AH, AE, AI, AF are given value, and ∠ CAE, ∠ EAF, ∠ CAF are given value.A, B, C three point on a straight line, 3 points of A, H, E
Collinearly, A, I, F three point on a straight line.∠ GJD characterize the angle between the theoretical planes and physical plane.
In triangle Δ ABH, Δ AHI, Δ ABI, according to the cosine law, have：
The result asked according to formula (1), then based on the cosine law, calculate：
Similarly, in triangle Δ ACE, Δ AEF, Δ ACF, according to the cosine law, A, B, C three point on a straight line, 3 points of A, H, E
Collinearly, A, I, F three point on a straight line, has：
Then, in triangle Δ BGI, based on the cosine law, have：
GI expression formula is default 4th rule in formula (4).
Due to A, I, F three point on a straight line, then triangle Δ AGF, Δ AGI are coplanar, then have：
Formula (5) is the default three sigma rule.
In triangle Δ ACE, based on formula (3) and the cosine law, calculate：
In the triangles, in Δ ACD, according to formula (6) and the cosine law, draw：
Further, BC=AC-AB, then in triangle Δ BCD, Δ ABH, according to the cosine law, draw：
Then have：
∠ HBD=180 °-∠ ABH- ∠ CBD
In triangle Δ BDG, according to the cosine law, have：
Formula (9) is default first rule.
In triangle Δ ABG, according to the cosine law, have：
Again in triangle Δ ACE, according to formula (3) and the cosine law, draw：
In triangle Δ DEF, the cosine law is drawn：
Formula (12) is the default Second Rule.
In triangle Δ GDF, the cosine law is drawn：
In triangle Δ ADF, the cosine law is drawn：
In triangle Δ ADI, according to the cosine law, have：
Formula (15) is default 5th rule.
Then in triangle Δ GDI, have：
Therefore have：
Formula (17) is default 6th rule.Default rule includes default first regular, default second
Regular, default three sigma rule, the default 4th regular, default five regular and default 6th rules.
In addition, with reference to the known quantity above calculated, having：
The embodiments of the invention provide a kind of angle measuring method, the observation station for obtaining the measurement of first laser transmitter module is arrived
First actual range of first laser beam pip, the observation station of second laser transmitter module measurement are anti-to second laser beam
3rd reality of the second actual range of exit point, the observation station of the 3rd laser emitting module measurement to the 3rd laser beam pip
Border distance；Again based on default first theoretical distance got, default second theoretical distance, the default 3rd it is theoretical away from
From, first actual range, second actual range, the 3rd actual range, first predetermined angle, described
Two predetermined angles, the 3rd predetermined angle and default rule, obtain the angle between physical plane and theoretical planes, with this
The accurate actual place face for calculating testee and the ground inclination in theoretical place face, correct the data of photographic imagery.
Second embodiment
Referring to Fig. 5, the embodiments of the invention provide a kind of angle measurement apparatus 400, video camera 200 is run on, it is described
Device 400 includes first acquisition unit 410 and second acquisition unit 420.
First acquisition unit 410, for obtaining the observation station of first laser transmitter module measurement to first laser beam
First actual range of pip, the observation station of second laser transmitter module measurement are to second laser beam pip
Threeth reality of the observation station that second actual range, the 3rd laser emitting module are measured to the 3rd laser beam pip
Distance.
Second acquisition unit 420, for based on default first theoretical distance got, default second it is theoretical away from
From, it is default 3rd theoretical distance, first actual range, second actual range, the 3rd actual range, described
First predetermined angle, second predetermined angle, the 3rd predetermined angle and default rule, obtain physical plane and theory
Angle between plane；Wherein, default first theoretical distance is the observation station to the first laser beam launch point
The distance between corresponding first object point, default second theoretical distance is the observation station to the second laser beam
The distance between corresponding second target point of launch point, default 3rd theoretical distance is the observation station to the described 3rd
The distance between corresponding 3rd target point of laser beam emitting point, the physical plane is by the first laser beam pip, institute
Second laser beam pip, the 3rd laser beam pip composition are stated, the theoretical planes are by the first object point, described
Second target point, the 3rd target point composition.
As a kind of embodiment, the second acquisition unit 420 can include the first computation subunit 421, second meter
Operator unit 422, the 3rd computation subunit 423, the 4th computation subunit 424, the 5th computation subunit 425 and the 6th calculate son
Unit 426.
First computation subunit 421, for based on default first theoretical distance got, default second it is theoretical away from
From, it is default 3rd theoretical distance, first actual range, second actual range, the 3rd actual range, described
First predetermined angle, second predetermined angle, the 3rd predetermined angle and default first rule, are obtained in described first
Midpoint distance between point and second midpoint.
First computation subunit 421 can include first apart from computation subunit 421a.
First, apart from computation subunit 421a, is used for：
It is based onObtain first midpoint and described second
Midpoint distance between midpoint；
Wherein, DG is the midpoint distance between first midpoint and second midpoint, and BG is the first laser beam
Pip the distance between to first midpoint, according to the cosine law, first actual range, described second it is actual away from
The distance between calculate and obtain from, first predetermined angle, BD is described first laser beam pip to second midpoint,
According to the cosine law, default first theoretical distance, default second theoretical distance, first predetermined angle, described
First actual distance calculation is obtained, and ∠ HBD are according to the cosine law, default first theoretical distance, default second reason
Obtained by distance, first predetermined angle, first actual range, second actual distance calculation.
Second computation subunit 422, for based on default first theoretical distance got, default second it is theoretical away from
From, default 3rd theoretical distance, first predetermined angle, second predetermined angle, the 3rd predetermined angle and pre-
If Second Rule, obtain the distance between second midpoint and described 3rd target point.
Second computation subunit 422 can include second distance computation subunit 422a.
Second distance computation subunit 422a, is used for：
It is based onObtain second midpoint and the described 3rd
The distance between target point；
Wherein, DF is the distance between second midpoint and described 3rd target point, and DE is second midpoint to institute
The distance between second target point is stated, according to the cosine law, default first theoretical distance got, default second theory
Distance, first predetermined angle, which are calculated, to be obtained, and EF is the distance between described second target point to the 3rd target point, root
Calculate and obtain according to the cosine law, default second theoretical distance, default 3rd theoretical distance, second predetermined angle
, ∠ CEF are according to the distance between the cosine law, first object point to second target point, the first object
Point is obtained to the calculating of the distance between the distance between the 3rd target point, second target point to the 3rd target point
, the distance between described first object point to the 3rd target point according to the cosine law, it is described it is default first theory away from
Calculate and obtain from, default 3rd theoretical distance, default 3rd predetermined angle.
3rd computation subunit 423, for based on default 3rd theoretical distance got, described first it is actual away from
From, second actual range, the 3rd actual range, first predetermined angle, second predetermined angle, described
Three predetermined angles and default three sigma rule, obtain the distance between first midpoint and described 3rd target point.
3rd computation subunit 423 can include the 3rd apart from computation subunit 423a.
3rd apart from computation subunit 423a, is used for：
It is based onObtain first midpoint and described the
The distance between three target points；
Wherein, GF is the distance between first midpoint and described 3rd target point, and AG is the observation station to first
The distance between midpoint, according to the cosine law, first actual range, the second actual range, the first predetermined angle meter
Calculate and obtain, AF is default 3rd theoretical distance, ∠ GAF are according to the cosine law, first actual range, described the
Two actual ranges, the 3rd actual range, first predetermined angle, second predetermined angle, the 3rd preset angle
Degree, which is calculated, to be obtained.
4th computation subunit 424, for based on first actual range, second actual range, the described 3rd
Actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and default 4th rule,
Obtain the distance between first midpoint and described 3rd laser beam pip.
4th computation subunit 424 can include the 4th apart from computation subunit 424a.
4th apart from computation subunit 424a, is used for：
It is based onObtain first midpoint and the described 3rd
The distance between laser beam pip；
Wherein, GI is the distance between first midpoint and described 3rd laser beam pip, and BG is described first sharp
Light beam pip the distance between to first midpoint, according to the cosine law, first actual range, second it is actual away from
Calculate and obtain from, first predetermined angle, BI be the first laser beam pip to the 3rd laser beam pip it
Between distance, according to the cosine law, first actual range, the 3rd actual range, the 3rd predetermined angle calculate
Obtain, ∠ HBI be according to the cosine law, first actual range, second actual range, the 3rd actual range,
First predetermined angle, second predetermined angle, the 3rd predetermined angle, which are calculated, to be obtained.
5th computation subunit 425, for based on default first theoretical distance got, default second it is theoretical away from
From, the 3rd actual range, first predetermined angle, second predetermined angle and it is default 5th rule, obtain institute
State the distance between the second midpoint and described 3rd laser beam pip.
5th computation subunit 425 can include the 5th apart from computation subunit 425a.
5th apart from computation subunit 425a, is used for：
It is based onObtain second midpoint and the described 3rd
The distance between laser beam pip；
Wherein, DI is the distance between second midpoint and described 3rd laser beam pip, and AD is the observation station
The distance between to second midpoint, according to the cosine law, first theoretical distance, second theoretical distance, described
First predetermined angle, which is calculated, to be obtained, and AI is the 3rd actual range, and ∠ DAF are second predetermined angle.
6th computation subunit 426, for based on the midpoint distance between first midpoint and second midpoint, institute
State the distance between the distance between the second midpoint and described 3rd target point, first midpoint and the 3rd target point,
Between the distance between second midpoint and the 3rd target point, second midpoint and the 3rd laser beam pip
Distance and default 6th rule, obtain the angle between physical plane and theoretical planes.
6th computation subunit 426 can include angle calcu-lation subelement 426a.
Angle calcu-lation subelement 426a, is used for：
It is based onObtain actual flat
Angle between face and theoretical planes；
Wherein, ∠ GJD are angle between the physical plane and theoretical planes, and DG is first midpoint and described the
Midpoint distance between two midpoints, DF is the distance between second midpoint and described 3rd target point, and GF is described first
The distance between midpoint and the 3rd target point, DI are the distance between second midpoint and described 3rd target point, GI
For second midpoint and the 3rd laser beam pip.
Above each unit can be that now, above-mentioned each unit can be stored in memory 110 by software code realization.
Above each unit can equally be realized by hardware such as IC chip.
The technique effect of angle measurement apparatus 400 provided in an embodiment of the present invention, its realization principle and generation and foregoing side
Method embodiment is identical, to briefly describe, and device embodiment part does not refer to part, refers in corresponding in preceding method embodiment
Hold.
In several embodiments provided herein, it should be understood that disclosed apparatus and method, it can also pass through
Other modes are realized.Device embodiment described above is only schematical, for example, flow chart and block diagram in accompanying drawing
Show according to the device of multiple embodiments of the present invention, the architectural framework in the cards of method and computer program product,
Function and operation.At this point, each square frame in flow chart or block diagram can represent the one of a module, program segment or code
Part a, part for the module, program segment or code is used to realize holding for defined logic function comprising one or more
Row instruction.It should also be noted that in some implementations as replacement, the function of being marked in square frame can also with different from
The order marked in accompanying drawing occurs.For example, two continuous square frames can essentially be performed substantially in parallel, they are sometimes
It can perform in the opposite order, this is depending on involved function.It is also noted that every in block diagram and/or flow chart
The combination of individual square frame and block diagram and/or the square frame in flow chart, can use the special base for performing defined function or action
Realize, or can be realized with the combination of specialized hardware and computer instruction in the system of hardware.
In addition, each functional module in each embodiment of the invention can integrate to form an independent portion
Point or modules individualism, can also two or more modules be integrated to form an independent part.
If the function is realized using in the form of software function module and is used as independent production marketing or in use, can be with
It is stored in a computer read/write memory medium.Understood based on such, technical scheme is substantially in other words
The part contributed to prior art or the part of the technical scheme can be embodied in the form of software product, the meter
Calculation machine software product is stored in a storage medium, including some instructions are to cause a computer equipment (can be individual
People's computer, server, or network equipment etc.) perform all or part of step of each of the invention embodiment methods described.
And foregoing storage medium includes：USB flash disk, mobile hard disk, read-only storage (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with the medium of store program codes.Need
Illustrate, herein, such as first and second or the like relational terms be used merely to by an entity or operation with
Another entity or operation make a distinction, and not necessarily require or imply between these entities or operation there is any this reality
The relation or order on border.Moreover, term " comprising ", "comprising" or its any other variant are intended to the bag of nonexcludability
Contain, so that process, method, article or equipment including a series of key elements are not only including those key elements, but also including
Other key elements being not expressly set out, or also include for this process, method, article or the intrinsic key element of equipment.
In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including the key element
Process, method, article or equipment in also there is other identical element.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.It should be noted that：Similar label and letter exists
Similar terms is represented in following accompanying drawing, therefore, once being defined in a certain Xiang Yi accompanying drawing, is then not required in subsequent accompanying drawing
It is further defined and explained.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention described should be defined by scope of the claims.
It should be noted that herein, such as first and second or the like relational terms are used merely to a reality
Body or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or deposited between operating
In any this actual relation or order.Moreover, term " comprising ", "comprising" or its any other variant are intended to
Nonexcludability is included, so that process, method, article or equipment including a series of key elements not only will including those
Element, but also other key elements including being not expressly set out, or also include being this process, method, article or equipment
Intrinsic key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that
Also there is other identical element in process, method, article or equipment including the key element.
Claims (10)
1. a kind of angle measuring method, it is characterised in that applied to video camera, the video camera swashs including camera body, first
Light emission module, second laser transmitter module and the 3rd laser emitting module, the first laser transmitter module, second laser hair
Penetrate module and the 3rd laser emitting module is installed on the bottom of the camera body, and the first laser transmitter module and institute
Second laser transmitter module is stated into the first predetermined angle, with the 3rd laser emitting module into the second predetermined angle, described the
Dual-laser transmitter module is with the 3rd laser emitting module into the 3rd predetermined angle, and the camera body includes processor, institute
The method of stating includes：
The processor obtains the observation station of the first laser transmitter module measurement to the first reality of first laser beam pip
Border distance, the second laser transmitter module measurement the observation station to second laser beam pip the second actual range,
Threeth actual range of the observation station of the 3rd laser emitting module measurement to the 3rd laser beam pip；
Based on default first theoretical distance got, default second theoretical distance, default 3rd theoretical distance, described
First actual range, second actual range, the 3rd actual range, first predetermined angle, described second are preset
Angle, the 3rd predetermined angle and default rule, obtain the angle between physical plane and theoretical planes；
Wherein, default first theoretical distance is the observation station to corresponding first mesh of the first laser beam launch point
The distance between punctuate, default second theoretical distance is that the observation station is corresponding to the second laser beam launch point
The distance between second target point, default 3rd theoretical distance is the observation station to the 3rd laser beam emitting point
The distance between corresponding 3rd target point, the physical plane is by the first laser beam pip, the second laser beam
Pip, the 3rd laser beam pip composition, the theoretical planes by the first object point, second target point,
The 3rd target point composition.
2. according to the method described in claim 1, it is characterised in that by the first laser beam launch point to the second laser
The midpoint of the distance between beam launch point is designated as the first midpoint, by between the first object point and second target point away from
From midpoint be designated as the second midpoint, it is described based on default first theoretical distance got, it is default second theoretical distance, pre-
If the 3rd theoretical distance, first actual range, second actual range, the 3rd actual range, described first
Predetermined angle, second predetermined angle, the 3rd predetermined angle and default rule, obtain physical plane and theoretical planes
Between angle, including：
Based on default first theoretical distance got, default second theoretical distance, default 3rd theoretical distance, described
First actual range, second actual range, the 3rd actual range, first predetermined angle, described second are preset
Angle, the 3rd predetermined angle and default first rule, in obtaining between first midpoint and second midpoint
Point distance；
Based on default first theoretical distance got, default second theoretical distance, default 3rd theoretical distance, described
First predetermined angle, second predetermined angle, the 3rd predetermined angle and default Second Rule, are obtained in described second
The distance between point and the 3rd target point；
Based on default 3rd theoretical distance got, first actual range, second actual range, the described 3rd
Actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and default three sigma rule,
Obtain the distance between first midpoint and described 3rd target point；
Based on first actual range, second actual range, the 3rd actual range, first predetermined angle,
Second predetermined angle, the 3rd predetermined angle and default 4th rule, obtain first midpoint and the described 3rd
The distance between laser beam pip；
Based on default first theoretical distance got, default second theoretical distance, the 3rd actual range, described
One predetermined angle, second predetermined angle and default 5th rule, obtain second midpoint and the 3rd laser beam
The distance between pip；
Based on midpoint distance, second midpoint and the 3rd target point between first midpoint and second midpoint
The distance between, the distance between first midpoint and the 3rd target point, second midpoint and the 3rd target
The distance between the distance between point, second midpoint and described 3rd laser beam pip and default 6th rule, are obtained
Obtain the angle between physical plane and theoretical planes.
3. method according to claim 2, it is characterised in that it is described based on default first theoretical distance got,
It is default second theoretical distance, default 3rd theoretical distance, first actual range, second actual range, described
3rd actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and default first rule
Then, the midpoint distance between first midpoint and second midpoint is obtained, including：
It is based onObtain first midpoint and second midpoint
Between midpoint distance；
Wherein, DG is the midpoint distance between first midpoint and second midpoint, and BG reflects for the first laser beam
Point arrives the distance between described first midpoint, according to the cosine law, first actual range, second actual range, institute
State the first predetermined angle and calculate acquisition, BD is the distance between described first laser beam pip to second midpoint, according to
The cosine law, default first theoretical distance, default second theoretical distance, first predetermined angle, described first
Actual distance calculation is obtained, ∠ HBD be according to the cosine law, default first theoretical distance, default second it is theoretical away from
From, first predetermined angle, first actual range, second actual distance calculation obtain.
4. method according to claim 2, it is characterised in that it is described based on default first theoretical distance got,
It is default second theoretical distance, default 3rd theoretical distance, first predetermined angle, second predetermined angle, described
3rd predetermined angle and default Second Rule, obtain the distance between second midpoint and described 3rd target point, including：
It is based onObtain second midpoint and the 3rd target
The distance between point；
Wherein, DF is the distance between second midpoint and described 3rd target point, and DE is second midpoint to described the
The distance between two target points, according to the cosine law, default first theoretical distance got, default second it is theoretical away from
The distance between calculate and obtain from, first predetermined angle, EF is described second target point to the 3rd target point, according to
The cosine law, default second theoretical distance, default 3rd theoretical distance, second predetermined angle, which are calculated, to be obtained,
∠ CEF are to be arrived according to the distance between the cosine law, first object point to second target point, first object point
The distance between described 3rd target point, second target point are obtained to the distance between the 3rd target point calculating, institute
First object point is stated to the distance between the 3rd target point according to the cosine law, default first theoretical distance, institute
Default 3rd theoretical distance, default 3rd predetermined angle is stated to calculate and obtain.
5. method according to claim 2, it is characterised in that it is described based on default 3rd theoretical distance got,
First actual range, second actual range, the 3rd actual range, first predetermined angle, described second
Predetermined angle, the 3rd predetermined angle and default three sigma rule, obtain first midpoint and the 3rd target point it
Between distance, including：
It is based onObtain first midpoint and the 3rd mesh
The distance between punctuate；
Wherein, GF is the distance between first midpoint and described 3rd target point, and AG is the observation station to the first midpoint
The distance between, calculate and obtain according to the cosine law, first actual range, the second actual range, first predetermined angle
Must, AF is default 3rd theoretical distance, and ∠ GAF are according to the cosine law, first actual range, second reality
Border distance, the 3rd actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle meter
Calculate and obtain.
6. method according to claim 2, it is characterised in that described to be based on first actual range, described second in fact
Border distance, the 3rd actual range, first predetermined angle, second predetermined angle, the 3rd predetermined angle and
Default 4th rule, obtains the distance between first midpoint and described 3rd laser beam pip, including：
It is based onObtain first midpoint and the 3rd laser beam
The distance between pip；
Wherein, GI is the distance between first midpoint and described 3rd laser beam pip, and BG is the first laser beam
Pip is the distance between to first midpoint, according to the cosine law, first actual range, the second actual range, institute
State the first predetermined angle calculate acquisition, BI be the first laser beam pip between the 3rd laser beam pip away from
From, calculated and obtained according to the cosine law, first actual range, the 3rd actual range, the 3rd predetermined angle, ∠
HBI is according to the cosine law, first actual range, second actual range, the 3rd actual range, described first
Predetermined angle, second predetermined angle, the 3rd predetermined angle, which are calculated, to be obtained.
7. method according to claim 2, it is characterised in that it is described based on default first theoretical distance got,
Default second theoretical distance, the 3rd actual range, first predetermined angle, second predetermined angle and default
5th rule, obtains the distance between second midpoint and described 3rd laser beam pip, including：
It is based onObtain second midpoint and the 3rd laser
The distance between beam pip；
Wherein, DI is the distance between second midpoint and described 3rd laser beam pip, and AD is the observation station to institute
The distance between second midpoint is stated, according to the cosine law, first theoretical distance, second theoretical distance, described first
Predetermined angle, which is calculated, to be obtained, and AI is the 3rd actual range, and ∠ DAF are second predetermined angle.
8. method according to claim 2, it is characterised in that it is described based on first midpoint and second midpoint it
Between midpoint distance, the distance between second midpoint and the 3rd target point, first midpoint and the 3rd mesh
The distance between the distance between punctuate, second midpoint and described 3rd target point, second midpoint and the described 3rd
The distance between laser beam pip and default 6th rule, obtain the angle between physical plane and theoretical planes, including：
It is based onObtain physical plane with
Angle between theoretical planes；
Wherein, ∠ GJD are the angle between the physical plane and theoretical planes, and DG is in first midpoint and described second
Midpoint distance between point, DF is the distance between second midpoint and described 3rd target point, and GF is first midpoint
The distance between the distance between with the 3rd target point, DI is second midpoint with described 3rd target point, GI is institute
State the second midpoint and the 3rd laser beam pip.
9. a kind of angle measurement apparatus, it is characterised in that run on video camera, the video camera swashs including camera body, first
Light emission module, second laser transmitter module and the 3rd laser emitting module, the first laser transmitter module, second laser hair
Penetrate module and the 3rd laser emitting module is installed on the bottom of the camera body, and the first laser transmitter module and institute
Second laser transmitter module is stated into the first predetermined angle, with the 3rd laser emitting module into the second predetermined angle, described the
Dual-laser transmitter module is with the 3rd laser emitting module into the 3rd predetermined angle, and the camera body includes processor, institute
Stating device includes：
First acquisition unit, for obtaining the observation station of first laser transmitter module measurement to first laser beam pip
Second reality of the observation station that first actual range, the second laser transmitter module are measured to second laser beam pip
3rd actual range of distance, the observation station of the 3rd laser emitting module measurement to the 3rd laser beam pip；
Second acquisition unit, for based on default first theoretical distance got, default second theoretical distance, default
3rd theoretical distance, first actual range, second actual range, the 3rd actual range, described first are preset
Angle, second predetermined angle, the 3rd predetermined angle and default rule, are obtained between physical plane and theoretical planes
Angle；
Wherein, default first theoretical distance is the observation station to corresponding first mesh of the first laser beam launch point
The distance between punctuate, default second theoretical distance is that the observation station is corresponding to the second laser beam launch point
The distance between second target point, default 3rd theoretical distance is the observation station to the 3rd laser beam emitting point
The distance between corresponding 3rd target point, the physical plane is by the first laser beam pip, the second laser beam
Pip, the 3rd laser beam pip composition, the theoretical planes by the first object point, second target point,
The 3rd target point composition.
10. a kind of video camera, it is characterised in that the video camera includes camera body, first laser transmitter module, second laser
Transmitter module and the 3rd laser emitting module, the first laser transmitter module, second laser transmitter module and the 3rd laser hair
Module is penetrated to be installed on the bottom of the camera body, and the first laser transmitter module and the second laser transmitter module
Into the first predetermined angle, with the 3rd laser emitting module into the second predetermined angle, the second laser transmitter module and institute
The 3rd laser emitting module is stated into the 3rd predetermined angle, the camera body include processor, the processor respectively with it is described
First laser transmitter module, second laser transmitter module and the electrical connection of the 3rd laser emitting module；
The first laser transmitter module, for measuring observation station to the first actual range of first laser beam pip；
The second laser transmitter module, for measuring observation station to the second actual range of second laser beam pip；
3rd laser emitting module, for measuring observation station to the 3rd actual range of the 3rd laser beam pip；
The processor, for obtaining the observation station of first laser transmitter module measurement to the of first laser beam pip
One actual range, the second laser transmitter module measurement the observation station to second laser beam pip second actually away from
From；Threeth actual range of the observation station of the 3rd laser emitting module measurement to the 3rd laser beam pip；It is based on
Default first theoretical distance, default second theoretical distance, default 3rd theoretical distance, first reality got
It is distance, second actual range, the 3rd actual range, first predetermined angle, second predetermined angle, described
3rd predetermined angle and default rule, obtain the angle between physical plane and theoretical planes；Wherein, described default first
Theoretical distance is the distance between described observation station to the corresponding first object point of the first laser beam launch point, described default
The second theoretical distance the distance between be described observation station to corresponding second target point of the second laser beam launch point, institute
State default 3rd theoretical distance for the observation station between corresponding 3rd target point of the 3rd laser beam emitting point
Distance, the physical plane is anti-by the first laser beam pip, the second laser beam pip, the 3rd laser beam
Exit point is constituted, and the theoretical planes are made up of the first object point, second target point, the 3rd target point.
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| CN110672024A (en) * | 2019-10-18 | 2020-01-10 | 章恺熙 | Method for measuring object distance by using object projection in video |
| CN112268542A (en) * | 2020-10-23 | 2021-01-26 | 湖南砼联科技有限责任公司 | Detection method and measurement device for inclination angle of tower of wind turbine generator |
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