CN103237198A - Camera coordinated processing method, camera coordinated processing device and camera - Google Patents
Camera coordinated processing method, camera coordinated processing device and camera Download PDFInfo
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Abstract
The invention discloses a camera coordinated processing method, a camera coordinated processing device and a camera. The camera coordinated processing method includes: reading three-dimensional directional angle information of preset position orientation of the camera; and acquiring three-dimensional directional angle information of current camera orientation, comparing the three-dimensional directional angle information of the current camera orientation with the three-dimensional directional angle information of the preset position orientation of the camera, calculating degree of a target three-dimensional directional angle, needing to adjust, of current camera steering preset position, and controlling the camera to be adjusted to the preset position according to the degree of the target three-dimensional directional angle. By the camera coordinated processing method, the camera coordinated processing device and the camera, degree of the target directional angle is calculated automatically, automatic correction is performed according to calculated results, and complexity and manual participation degree of system operation are lowered effectively.
Description
Technical field
The present invention relates to field of video monitoring, relate in particular to a kind of video camera coordination processing method, device and video camera.
Background technology
Along with video monitoring system is used widely in all trades and professions, the especially increase of ball-shaped camera presetting bit function is conducive to the digitlization scheduling of video camera picked-up content.So-called presetting bit function refers to that integrated camera can be stored into the relevant parameters such as level angle, angle of inclination and camera lens focal length of The Cloud Terrace under the current state in the non-volatile memory, can call these parameters rapidly and The Cloud Terrace and camera are adjusted to this position when needing.The presetting bit function of The Cloud Terrace not only can allow user's quickly positioning target, can also realize making an inspection tour such as presetting bit the specific function of a class.
But, the mode that when video camera is disposed, all adopts craft basically with camera lens towards position correction.For the camera chain of band cloud platform, a plurality of presetting bits need be set manually.To on-site supervision scene or the unfamiliar operating personnel of angle that video camera is absorbed scene, especially difficult to the scene of adjusting picked-up, and often need rotary platform always, up to certain suitable scene, such operation is all more loaded down with trivial details, and is but directly perceived inadequately.In The field on a large scale, all loaded the electronic chart of guarded region, though alleviated the unfamiliar problem of video camera picked-up scene angle to a certain extent, manual operation is got up or is loaded down with trivial details.
Summary of the invention
The object of the present invention is to provide a kind of video camera coordination processing method, device and video camera, to address the above problem.
In order to achieve the above object, technical scheme of the present invention is achieved in that
A kind of video camera coordination processing method comprises the steps:
The presetting bit of reading camera towards the three-dimensional angle information;
Obtain in real time current camera towards the three-dimensional angle information, with the presetting bit of described camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, be adjusted to presetting bit according to target three-dimensional angle angle control camera.
A kind of video camera Coordination Treatment device comprises; The described presetting bit calibration module that comprises, wherein:
Described presetting bit calibration module, the presetting bit that is used for reading camera towards the three-dimensional angle information; Obtain in real time current camera towards the three-dimensional angle information, with the presetting bit of described camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, be adjusted to presetting bit according to target three-dimensional angle angle control camera.
A kind of video camera comprises The Cloud Terrace, camera, interface arrangement, and control circuit and three-dimensional angle information harvester and non-volatile memory also comprise above-mentioned video camera Coordination Treatment device;
Described directional information harvester be installed in the video camera and at camera on axis, be used for acquisition camera towards the three-dimensional angle information, and with described camera towards the three-dimensional angle information be sent to described video camera Coordination Treatment device;
Described interface arrangement is used for receiving the video camera target three-dimensional angle angle information to be turned to that described video camera Coordination Treatment device sends, and video camera three-dimensional angle angle information to be turned to is sent to described The Cloud Terrace;
Described The Cloud Terrace is used for the receiving interface device and sends video camera three-dimensional angle information to be turned to, and the locality that camera turns to the required target three-dimensional angle that turns to is carried in control;
Described interface arrangement is electrically connected by control circuit with described The Cloud Terrace; Described video camera Coordination Treatment device and described interface arrangement communicate to connect;
Described non-volatile memory is used for the storage data.
Compared with prior art, the advantage of the embodiment of the invention is:
A kind of video camera coordination processing method provided by the invention, device and video camera, wherein, the video camera coordination processing method utilizes the three-dimensional angle information, weigh the camera direction, with the current camera that obtains towards the three-dimensional angle information, with the presetting bit of camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, further utilize simultaneously three-dimensional angle angle again, determine rotational angle and the direction of required presetting bit, according to target three-dimensional angle angle current camera is adjusted to presetting bit, so just can realize automatic calculating, carry out purpose from dynamic(al) correction according to result of calculation then, reduce system's operation complexity and artificial degree of participation effectively.
Description of drawings
The flow chart of the video camera coordination processing method that Fig. 1 provides for the embodiment of the invention;
Carry out the flow chart of the deployment operation of camera point in the video camera coordination processing method that Fig. 2 provides for the embodiment of the invention;
Carry out the work schematic diagram of the deployment adjustment target direction angle angle of camera point position in the video camera coordination processing method that Fig. 3 provides for the embodiment of the invention;
The video camera Coordination Treatment apparatus structure schematic diagram that Fig. 4 provides for the embodiment of the invention;
The structural representation of the video camera that Fig. 5 provides for the embodiment of the invention.
Embodiment
Also by reference to the accompanying drawings the present invention is described in further detail below by specific embodiment.
Embodiment one
Referring to Fig. 1, the embodiment of the invention one provides a kind of video camera coordination processing method 1, comprises the steps:
Step S100, read camera presetting bit towards the three-dimensional angle information;
Step S200, in real time obtain current camera towards the three-dimensional angle information, with the presetting bit of camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, be adjusted to presetting bit according to target three-dimensional angle angle control camera.
Preferably, the three-dimensional angle information comprises geographic orientation and the angle of pitch, and geographic orientation forms the two-dimensional coordinate system of three-dimensional angle information, and the angle of pitch forms the third dimension coordinate of three-dimensional angle information.
Preferably, the presetting bit of reading camera towards three-dimensional angle information (being step S100) before, also comprise:
The presetting bit of step R100, default camera towards the three-dimensional angle information or the storage camera towards initialization three-dimensional angle information;
Step R200, regularly read camera presetting bit towards the three-dimensional angle information or camera towards initialization three-dimensional angle information, and calculate respectively with current camera towards the differential seat angle of three-dimensional angle information, when differential seat angle during greater than the preset angles difference, send warning message.
In embodiments of the present invention, utilize the three-dimensional angle information, weigh the camera direction, with the current camera that obtains towards the three-dimensional angle information, with the presetting bit of camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, further utilize simultaneously three-dimensional angle angle again, determine rotational angle and the direction of required presetting bit, according to target three-dimensional angle angle current camera is adjusted to presetting bit, so just can realize automatic calculating, carry out purpose from dynamic(al) correction according to result of calculation then, avoid the problem of manual presetting bit correction inconvenience.
Preferably, before step R100, also comprise: as shown in Figure 2, carry out the deployment operation of camera point position, comprise the steps:
Step P100, obtain the 2 dimensional region electronic chart, and definite area to be monitored;
Step P200, the sized data that obtains area to be monitored in the 2 dimensional region electronic chart and current camera towards the three-dimensional angle information;
Step P300, the sized data that utilizes the area to be monitored and current camera towards the three-dimensional angle information, calculate the target three-dimensional angle angle that current camera turns to the required adjustment in area to be monitored;
Step P400, according to target three-dimensional angle angle adjustment, until camera being positioned at the position, area to be monitored.
Preferably, in step P300, utilize the sized data of area to be monitored and current camera towards the three-dimensional angle information, calculate the target three-dimensional angle angle that current camera turns to the required adjustment in area to be monitored, comprise the steps:
Step P310, utilize the sized data of area to be monitored, determine the center of area to be monitored;
Step P320, determine that straight line is as first consult straight line between center, area to be monitored and the current camera center;
Step P330, determine that the straight line of direct north is as second consult straight line;
Angle between step P340, calculating first consult straight line and second consult straight line calculates the angle of pitch that current camera turns to the required adjustment in area to be monitored, and the three-dimensional perspective of determining to be formed by angle and the camera angle of pitch is as target three-dimensional angle angle.
When specific implementation, with three-dimensional angle positioning shooting machine camera lens towards the basis on, in conjunction with the electronic chart of deployment region, can realize that the automation of video camera is disposed, concrete grammar is as follows:
The point position three-dimensional digital information of installing according to camera and the sized data of deployment region calculate the angle of the relative direct north of straight line between area to be monitored central point and the optical center; To all the video camera point positions that will dispose, all by method calculates the three-dimensional angle angle that will dispose; Carry out presetting bit according to each some position camera then and proofread and correct, to the calibration of this presetting bit.When the needs video camera turns to this presetting bit, directly get final product according to the rotation of the control of the The Cloud Terrace attitude parameter after calibration The Cloud Terrace.Can realize the accurate calibration to the camera pan-tilt presetting bit.Control centre realizes the application deployment of totally digitilized supervisory control system by the azimuth configuration feature that calls video camera.The automation deployment operation of above-mentioned video camera is applicable to the video camera automation deployment of a plurality of positions, and the present invention explains this.
The embodiment of the invention is carried out in the process of handled easily, deployment video camera in the area monitoring system, the basis that obtains the camera orientation angle information on, to camera lens towards can directly locating with digitized three-dimensional angle.
Can learn through the above-mentioned steps analysis that the embodiment of the invention has increased obtains the video camera that utilizes the three-dimensional angle information, provide camera lens towards directional information, can judge effectively video camera real-time towards with default consistent towards whether; Realization is disposed the video camera of guarded region total digitalization and presetting bit is realized calibration accurately.Reduce system's operation complexity and artificial degree of participation effectively.
Illustrate, referring to Fig. 3, illustrated the schematic diagram that obtains the guarded region digital information that embodiment provides, direction signs 205 are used to indicate direct north, the 201st, dispose the area to be monitored of video camera, from the sized data of guarded region as can be known, treat monitor area A(namely 204), monitor area B(namely 203) with the angle in positive north be respectively β and α, the control directly video camera 202 of control band cloud platform function arrives the a-quadrant of the regional and β angle of the B of α angles.
Based on same inventive concept, the embodiment of the invention also provides video camera Coordination Treatment device, because the principle of this device solves problem is to aforementioned similar for the video camera coordination processing method, so the enforcement of this device can repeat part and repeat no more referring to the enforcement of preceding method.
The embodiment of the invention provides a kind of video camera Coordination Treatment device 1, referring to Fig. 4, comprises presetting bit calibration module 20, wherein:
Presetting bit calibration module 20, the presetting bit that is used for reading camera towards the three-dimensional angle information; Obtain in real time current camera towards the three-dimensional angle information, with the presetting bit of camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, be adjusted to presetting bit according to target three-dimensional angle angle control camera.
Preferably, also comprise memory module 21 and alarm module 22, wherein:
Preferably, also comprise the deployment module 23 of camera point position, wherein:
The deployment module 23 of camera point position is used for obtaining the 2 dimensional region electronic chart, and definite area to be monitored; Obtain the sized data of area to be monitored in the 2 dimensional region electronic chart and current camera towards the three-dimensional angle information; Utilize the sized data of area to be monitored and current camera towards the three-dimensional angle information, calculate the target three-dimensional angle angle that current camera turns to the required adjustment in area to be monitored; According to target three-dimensional angle angle adjustment, until camera being positioned at the position, area to be monitored.
Preferably, the deployment module 23 of camera point position comprises that target three-dimensional angle angle determines submodule, wherein:
Target three-dimensional angle angle is determined submodule, is used for utilizing the sized data of area to be monitored, determines the center of area to be monitored; Determine that straight line is as first consult straight line between center, area to be monitored and the current camera center; Determine that the straight line of direct north is as second consult straight line; Calculate angle between first consult straight line and second consult straight line, calculate the angle of pitch that current camera turns to the required adjustment in area to be monitored, and the three-dimensional perspective of determining to be formed by angle and the camera angle of pitch is as target three-dimensional angle angle.
Accordingly, the embodiment of the invention also provides a kind of video camera, referring to Fig. 5, comprise camera 101, three-dimensional angle information harvester 102, interface arrangement 103, The Cloud Terrace 104, control circuit (not shown) and non-volatile memory 105 also comprise above-mentioned video camera Coordination Treatment device 106;
Three-dimensional angle information harvester 102 be installed in the video camera and at camera on axis, be used for acquisition camera towards the three-dimensional angle information, and with camera towards the video camera Coordination Treatment device 106 that is sent to of three-dimensional angle information;
The Cloud Terrace 104 is used for the receiving interface device and sends video camera three-dimensional angle information to be turned to, and the locality that camera turns to the required target three-dimensional angle that turns to is carried in control;
Video camera Coordination Treatment device 106 is electrically connected with camera 101 and three-dimensional angle information harvester 102 respectively; Video camera Coordination Treatment device 106 communicates to connect with interface arrangement 103; Interface arrangement 103 and The Cloud Terrace 104 are electrically connected by control circuit;
Wherein, presetting bit calibration module 20, memory module 21 and alarm module 22, deployment module 23 grades of camera point position all are to be included in integration module on the processor; Wherein: processor is embedded or computer;
In addition, in embodiments of the present invention, processor can be example with the DSP microprocessor for CPU or single-chip microcomputer or DSP microprocessor, mainly by DSP microprocessor (Digital Signal Processing, DSP) integrated circuit control.Preferably, be integrated with " DSP " chip at integrated circuit, also be integrated with and satisfy interlock circuit, the device (for example: memory, input and output devices such as (I/O)) of each functions of modules of the embodiment of the invention on the integrated circuit, the function that the control mainboard is mainly used in each module realizes.
Those skilled in the art are to be understood that, the developer can utilize assembler language or C language to carry out the DSP functional development, or by related software (for example: MATLAB6.5 version (Release13)) realize that (for example: setting parameters such as preset angles difference) also realizes automatically handling operation by executive program to configuration parameter.The developer burns program after the singlechip chip, and interlock circuit and single-chip microcomputer are integrated into the complete control circuit of realization on the control mainboard.The embodiment of the invention is not limited to the use said chip, belongs to the common practise that those skilled in the art can understand about the selection of said chip, and the embodiment of the invention repeats no more this.
Three-dimensional angle information harvester comprises the composite set that is made of electronic compass or electronic gyroscope;
Interface arrangement comprises finger serial line interface, Ethernet interface or optical fiber interface; For example: interface arrangement is the RS485 interface, RS232 interface, I2C interface or Ethernet interface etc.
Non-volatile memory is NAND, NOR Flash, SD card or hard disk.
Wherein, need to prove, obtain the method for camera lens three-dimensional angle information, in ball-type or dome-type camera, three-dimensional angle acquisition module is installed on the integrated movement or image sensor board of camera lens rotation, in rifle type or field camera, the installation site of three-dimensional angle acquisition module will be on the lens optical center line, or near, to reduce error as far as possible.
Wherein, three-dimensional angle acquisition module is made up of three geomagnetic sensors, acceleration transducer and central processing units, provide serial mode and outside to communicate, the direction of proofreading and correct geomagnetic sensor and camera lens towards direction consistent, can provide in real time camera lens towards the orientation.Main logic unit in the video camera is communicated by letter with three-dimensional angle acquisition module by serial ports, obtains the three-dimensional angle information in real time.The video camera controller outside can realize the calling of three-dimensional angle information in the video camera by communication modes such as serial ports or networks, or export by interface module with video flowing or view data.
Video camera also comprises camera, and camera is gathered video image by inner imageing sensor; Above-mentioned technology contents belongs to common practise, and the present invention does not do concrete restriction to this.
Can learn through the above-mentioned steps analysis, cloud platform control system can the identifying operation person action, and identification obtains action message and finally obtains the cradle head control instruction and realize carrying out the operation of control camera lens and/or the real-time acquisition monitoring video image of The Cloud Terrace in the remote monitoring scene.
For ball-shaped camera, three-dimensional angle information harvester is installed on the integrated movement, obtains azimuth information by The Cloud Terrace, the movement control board of ball machine by the RS485/RS232 signal; For rifle type video camera, the installation position of three-dimensional angle information harvester is consistent with the gunlock lens direction, and the function of azimuth inquiry is uploaded and responded to the information that three-dimensional angle information harvester provider parallactic angle changes; Video camera obtains the azimuth information that three-dimensional angle information harvester provides, cooperate the operation control of The Cloud Terrace, realize the outside function that video camera is called by orientation angles, realize the function of the real-time display orientation angle information of video camera, realize the function that track, presetting bit total digitalization are disposed.
Connect by RS232 or RS485 bus mode, or connect by interface arrangement, realize the transmission of warning message and video data, the present invention no longer describes in detail this.
The above is the preferred embodiments of the present invention only, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a video camera coordination processing method is characterized in that, comprises the steps:
The presetting bit of reading camera towards the three-dimensional angle information;
Obtain in real time current camera towards the three-dimensional angle information, with the presetting bit of described camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, be adjusted to presetting bit according to target three-dimensional angle angle control camera.
2. video camera coordination processing method as claimed in claim 1 is characterized in that,
Described three-dimensional angle information comprises geographic orientation and the angle of pitch, and described geographic orientation forms the two-dimensional coordinate system of three-dimensional angle information, and the described angle of pitch forms the third dimension coordinate of three-dimensional angle information.
3. video camera coordination processing method as claimed in claim 2 is characterized in that,
The presetting bit of reading camera towards the three-dimensional angle information before, also comprise:
The presetting bit of default camera towards the three-dimensional angle information or the storage camera towards initialization three-dimensional angle information;
The presetting bit of regularly reading camera towards the three-dimensional angle information or camera towards initialization three-dimensional angle information, and calculate respectively with current camera towards the differential seat angle of three-dimensional angle information, when differential seat angle during greater than the preset angles difference, send warning message.
4. video camera coordination processing method as claimed in claim 3 is characterized in that,
The presetting bit of default camera towards the three-dimensional angle information or the storage camera towards initialization three-dimensional angle information before also comprise: carry out the deployment operation of camera point, comprise the steps:
Obtain the 2 dimensional region electronic chart, and definite area to be monitored;
Obtain the sized data of area to be monitored in the 2 dimensional region electronic chart and current camera towards the three-dimensional angle information;
Utilize the sized data of area to be monitored and current camera towards the three-dimensional angle information, calculate the target three-dimensional angle angle that current camera turns to the required adjustment in area to be monitored;
According to target three-dimensional angle angle adjustment, until camera being positioned at the position, area to be monitored.
5. video camera coordination processing method as claimed in claim 4 is characterized in that,
The described sized data that utilizes the area to be monitored and current camera towards the three-dimensional angle information, calculate the target three-dimensional angle angle that current camera turns to the required adjustment in area to be monitored, comprise the steps:
Utilize the sized data of area to be monitored, determine the center of area to be monitored;
Determine that straight line is as first consult straight line between center, area to be monitored and the current camera center;
Determine that the straight line of direct north is as second consult straight line;
Calculate angle between first consult straight line and second consult straight line, calculate the angle of pitch that current camera turns to the required adjustment in area to be monitored, and the three-dimensional perspective of determining to be formed by described angle and the camera angle of pitch is as target three-dimensional angle angle.
6. a video camera Coordination Treatment device is characterized in that, comprises the presetting bit calibration module, wherein:
Described presetting bit calibration module, the presetting bit that is used for reading camera towards the three-dimensional angle information; Obtain in real time current camera towards the three-dimensional angle information, with the presetting bit of described camera towards the contrast of three-dimensional angle information, and calculate the target three-dimensional angle angle that current camera turns to the required adjustment of presetting bit, be adjusted to presetting bit according to target three-dimensional angle angle control camera.
7. video camera Coordination Treatment device as claimed in claim 6 is characterized in that,
Also comprise memory module and alarm module, wherein:
Described memory module, the presetting bit that is used for default camera towards the three-dimensional angle information or the storage camera towards initialization three-dimensional angle information;
Described alarm module, the presetting bit that is used for regularly reading camera towards the three-dimensional angle information or camera towards initialization three-dimensional angle information, and calculate respectively with current camera towards the differential seat angle of three-dimensional angle information, when differential seat angle during greater than the preset angles difference, send warning message.
8. video camera Coordination Treatment device as claimed in claim 7 is characterized in that,
The deployment module that also comprises camera point position, wherein:
The deployment module of camera point position is used for obtaining the 2 dimensional region electronic chart, and definite area to be monitored; Obtain the sized data of area to be monitored in the 2 dimensional region electronic chart and current camera towards the three-dimensional angle information; Utilize the sized data of area to be monitored and current camera towards the three-dimensional angle information, calculate the target three-dimensional angle angle that current camera turns to the required adjustment in area to be monitored; According to target three-dimensional angle angle adjustment, until camera being positioned at the position, area to be monitored.
9. video camera Coordination Treatment device as claimed in claim 8 is characterized in that,
The deployment module of described camera point position comprises that target three-dimensional angle angle determines submodule, wherein:
Described target three-dimensional angle angle is determined submodule, is used for utilizing the sized data of area to be monitored, determines the center of area to be monitored; Determine that straight line is as first consult straight line between center, area to be monitored and the current camera center; Determine that the straight line of direct north is as second consult straight line; Calculate angle between first consult straight line and second consult straight line, calculate the angle of pitch that current camera turns to the required adjustment in area to be monitored, and the three-dimensional perspective of determining to be formed by described angle and the camera angle of pitch is as target three-dimensional angle angle.
10. a video camera is characterized in that, comprises camera, three-dimensional angle information harvester, interface arrangement, The Cloud Terrace, and control circuit and non-volatile memory also comprise each described video camera Coordination Treatment device as claim 6-9;
Described camera is used for gathering video image;
Described three-dimensional angle information harvester be installed in the video camera and at camera on axis, be used for acquisition camera towards the three-dimensional angle information, and with described camera towards the three-dimensional angle information be sent to described video camera Coordination Treatment device;
Described interface arrangement is used for receiving the video camera target three-dimensional angle angle information to be turned to that described video camera Coordination Treatment device sends, and video camera three-dimensional angle angle information to be turned to is sent to described The Cloud Terrace;
Described The Cloud Terrace is used for the receiving interface device and sends video camera three-dimensional angle information to be turned to, and the locality that camera turns to the required target three-dimensional angle that turns to is carried in control;
Described video camera Coordination Treatment device is electrically connected with described camera and described three-dimensional angle information harvester respectively; Described video camera Coordination Treatment device and described interface arrangement communicate to connect; Described interface arrangement is electrically connected by control circuit with described The Cloud Terrace;
Described non-volatile memory, the initialization deflection information that is used for storing described presetting bit three-dimensional angle information and camera lens.
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