CN101917595B - Video monitoring system for automatically marking road section information - Google Patents
Video monitoring system for automatically marking road section information Download PDFInfo
- Publication number
- CN101917595B CN101917595B CN 201010223795 CN201010223795A CN101917595B CN 101917595 B CN101917595 B CN 101917595B CN 201010223795 CN201010223795 CN 201010223795 CN 201010223795 A CN201010223795 A CN 201010223795A CN 101917595 B CN101917595 B CN 101917595B
- Authority
- CN
- China
- Prior art keywords
- unit
- data
- cloud terrace
- road
- road information
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention discloses a video monitoring system for automatically marking road section information, which comprises a data acquisition system arranged at a monitored road junction, a control system arranged in a monitoring room, a transmission system and a video display device. The data acquisition system comprises a camera and a pan/tilt; and the control system comprises a pan/tilt control unit. The video monitoring system for automatically marking the road section information also comprises a road section information marking module. The data acquisition system also comprises an angle measuring device which is connected with the pan/tilt and measures the horizontally rotated angle of the pan/tilt. The road section information marking module is used for marking the road section name and direction of the road junction into a video picture. The video monitoring system solves the problem that the traffic video monitoring system in the prior art can only mark the road section name by means of experience and memory of monitoring personnel, and is a convenient and quick video monitoring system for automatically marking the road section information.
Description
Technical field
The present invention relates to a kind of video monitoring system, specifically a kind of automatically marking road section title is moved towards the video monitoring system of Word message and the using method of this system.
Background technology
The road traffic video monitoring system is the important component part of road traffic command centre, is the window of understanding whole city's traffic and security condition; Setting up the road traffic video monitoring system is the important step that realizes intelligent transportation system, the traffic that can reflect in real time the highway section by this system, grasp exactly the institute crossing that monitors or highway section vehicle and pedestrian's flow, traffic public security situation etc. on every side, for the commanding provides rapidly intuitively information, thereby traffic accident, traffic jam and unexpected incidents are made accurate judgement and in time response, play effect of integrated pest management.
The road traffic video monitoring system of both at home and abroad using in the scope now mostly be with crossing video monitoring front end equipment such as camera collection to video pictures be superimposed with the title at crossing after, deliver to the display terminal of traffic control center, understand fast the instant traffic on road surface for the staff of Surveillance center.But in the big city, the video acquisition terminal of road traffic command and control center generally has up to a hundred, even thousands of.Because most of crossings have the highway section of 4 above directions to need to monitor, just the title literal at video pictures insertion camera installation crossing is inadequate, because when needs monitor some crossings video pictures, the monitor staff is according to the crossing title literal of video pictures stack, can only know fast the concrete crossing that this video pictures is shown, but what want to know fast the current video picture disply is which concrete highway section and the direction at this crossing is very difficult.
Above-mentioned technical problem also has embodiment in Chinese patent literature CN2845059Y, the document discloses a kind of traffic video monitoring system, the video camera that comprises the picked-up video image that sets up in each highway section, video image is inputted the video frequency collection card of computer, the monitoring road conditions analytical equipment of receiver, video image, computer is controlled the keyboard of computer, display; Described video frequency collection card, monitoring road conditions analytical equipment are installed in the computer; Video camera, keyboard, display are connected with computer respectively, and the control signal output interface is arranged on the described computer.Traffic video monitoring system in the prior art, want title and the trend in the highway section in the shown picture of clear and definite display, can only by virtue of experience judge with memory by the monitor staff, by human-edited's method, artificial insertion displayable highway section title and move towards information on the video pictures that shows.But, above-mentioned solution route is subject to the restriction of monitor staff's experience and memory all the time, the mode of this manual identified and marking road section title and trend not only accuracy is not high, and staff's work difficulty and workload have been increased, of paramount importancely be, traffic events might cause because of mistake identification accurately that real-time road condition is reflected to vehicle supervision department, so that can't in time by the response eliminating, impact to the smooth and easy of traffic.
Summary of the invention
For this reason, technical problem to be solved by this invention is that traffic video monitoring system of the prior art can only rely on monitor staff's experience and the memory name section that satisfies the need to mark, can't realize satisfying the need fast, like clockwork name section and trend thereof marks, affect the reflection of timely road conditions, thereby propose a kind of highway section title shown in can automatic marking current video picture and move towards the video monitoring system of information.
For solving the problems of the technologies described above, the invention provides a kind of video monitoring system of automatically marking road section information, comprise the data acquisition system that is arranged on the monitoring crossing, be arranged on control system and video display devices and transmission system in the Control Room, wherein: described data acquisition system comprises: camera and The Cloud Terrace, the setting that is connected with described The Cloud Terrace of described camera, described The Cloud Terrace receives described control system through the control command of described transmission system transmission and decodes, and drives described camera and is rotated; Described control system comprises: the cradle head control unit, control command is encoded and control command after described transmission system is encoded to the transmission of described The Cloud Terrace; Described data acquisition system also comprises angle measurement unit, and described angle measurement unit is connected with described The Cloud Terrace, and the angle that described The Cloud Terrace horizontally rotates is measured; The video monitoring system of described automatically marking road section information also comprises the road section information labeling module, described road section information labeling module comprises described character plug-in unit, inserts character control unit, road information data table stores unit, and described character plug-in unit, insertion character control unit, road information data table stores unit connect successively; Described character plug-in unit receives the vision signal of described camera collection and is connected with described video display devices.
Described control system also comprises the initialization road information input unit that is connected with described transmission system.
Described transmission system is comprised of the crossing data transmission unit that is arranged on described crossing and the centre data transmission unit that is arranged on described Control Room.
Described road information labeling module is arranged in the data acquisition system.
Described The Cloud Terrace comprises the The Cloud Terrace decoding unit, and the described control command that transmits from the crossing data transmission unit is decoded.
Data in the described road information data table stores unit are by level angle initial value, level angle stop value, three variablees of highway section title form at least.
Data in the described road information data table stores unit also comprise direction variable.
In described road information data table stores unit, also be provided with the flag bit of whether finishing normal data typing storage for detection of this unit.
A kind of video monitoring system realizes the video frequency monitoring method of automatically marking road section information, and it comprises the steps:
When 1. described control system did not need to adjust to the Real Time Monitoring position of described The Cloud Terrace and described camera, so described cradle head control unit did not then send any instruction to described The Cloud Terrace and described camera, and the character that shows on the described video display devices is constant;
When 2. described control system need to be adjusted the Real Time Monitoring position of described The Cloud Terrace and described camera, described cradle head control unit successively through described transmission system to described The Cloud Terrace sending controling instruction, described The Cloud Terrace receives control command and decodes, driving described camera is rotated, in the process of rotation, described insertion character control unit is called in described character plug-in unit with null field, and shows in real time through described video display devices;
When 3. described The Cloud Terrace and described camera stop the rotation, the normal data of storing in angle value after described angle measurement unit horizontally rotates described The Cloud Terrace and described camera and the described road information data table stores unit is compared, the character of the corresponding road name of this angle value is offered described character plug-in unit through the character that described insertion character control unit will need to insert, the described character that described character plug-in unit will obtain be inserted into described camera collection to vision signal after send video display devices to and show.
Described step 1. before, by initialization road information input unit to road information data table stores unit input normal data.
Described step 2. described in The Cloud Terrace receive the control command that transmits from described crossing data transmission unit, and by described The Cloud Terrace decoding unit described control command is decoded, drive described camera and be rotated.
Described step 1. before in the described road information data table stores unit the required data of typing comprise level angle initial value, level angle stop value, three variablees of highway section title, its Input Process is as follows:
At first, the selected a certain crossing of monitor staff is as monitored object, described The Cloud Terrace and the rotation of described camera by the selected crossing of described cradle head control unit controls, when the monitored highway section of appearance complete in the video display frame of described control system, the monitor staff stores this highway section title in the described road information data table stores unit into by described centre data transmission unit and described crossing data transmission unit by described initialization road information input unit;
Then, when described camera is continued to rotate the critical miss status of highway section integrality to picture disply along former direction of rotation, the level angle of described The Cloud Terrace and described camera writes in the described road information data table stores unit with this moment, and recording these data is the level angle stop value of the corresponding monitoring of described highway section title angular range; Afterwards, during with the critical miss status of highway section integrality along the opposite spin of former direction of rotation to picture disply of described The Cloud Terrace and described camera, the level angle of described The Cloud Terrace and described camera writes in the described road information data table stores unit with this moment, and recording these data is the level angle initial value of the corresponding monitoring of described highway section title angular range;
And when described level angle stop value during less than described level angle initial value, described level angle stop value is increased by 360 degree carry out record.
The monitor staff by described initialization road information input unit with this highway section title and move towards literal and store in the described road information data table stores unit by described centre data transmission unit and described crossing data transmission unit in the lump.
3. the normal data in postrotational angle value and described road information data table stores unit that described angle measurement unit is recorded in described step compares, judge that first the angle value of this measurement belongs to the scope of which group data value, judges the size of level angle initial value described in described angle value and this group data value and stop value afterwards again; If described angle value is more than or equal to the level angle initial value in these group data, and less than or equal to the level angle stop value in these group data, then the highway section title with the correspondence of described road information data table stores element memory storage offers described character plug-in unit by described insertion character control unit, transfers in the described video display devices of described control system to show in real time again; If the angle value of measuring is less than the level angle initial value in all data groups, then check whether exist the level angle stop value greater than the data group of 360 degree in the data group, if exist then call highway section title in this data group, and will need the character of the highway section title inserted to offer described character plug-in unit through described insertion character control unit, transfer to again in the described video display devices of described control system and show in real time.
Described step 1. in, before the typing normal data, mark position 0; After normal data is set up, mark position 1.
Before the normal data in postrotational angle value and described road information data table stores unit that described step records described angle measurement unit in 3. compares, by the advanced line storage unit self check of the flag bit that arranges in the described road information data table stores unit, if self-detection result is described flag bit is 0, do not carry out so the subsequent operation step; If self-detection result is described flag bit is 1, so just continue the subsequent operation step.
Technique scheme of the present invention has the following advantages compared to existing technology,
(1) video monitoring system of automatically marking road section information of the present invention, comprise data acquisition system, control system, video display devices and transmission system, also comprise the road section information labeling module that is formed by character plug-in unit, insertion character control unit and road information data table stores unit; Described data acquisition system comprises camera, The Cloud Terrace, angle measurement unit; Described control system comprises the cradle head control unit.The present invention is stored in highway section content information and the normal data of required demonstration in the road information data table stores unit, for automatically marking road section information provides the basis; And record the level angle value of described The Cloud Terrace and described camera by described angle measurement unit, by the normal data in this angle value and the described road information data table stores unit is compared, determine the corresponding road section information of this level angle value afterwards.Use the video monitoring system realization of automatically marking road section information of the present invention to the control mode of crossing to be monitored Real Time Monitoring, not only accurate, and because the numerical operation simple and fast, can guarantee matching speed, make being presented on the required picture that road section information can be real-time, show in the incomplete situation at camera rotation and road section information simultaneously and call blank character, do not show character at picture, effectively guaranteed the friendly of user interface; By configuration information labeling module in data acquisition system, realized highway section automatic marking title that camera is photographed, thereby make the monitor staff when seeing the highway section picture, can see the title in highway section and move towards Word message, make road section information very clear, for the monitor staff provides convenience, make it understand fast road section information, have good practical value.
(2) video monitoring system of automatically marking road section information of the present invention, initialization road information input unit that can be by being arranged on control system typing road section information and normal data in the described road information data table stores unit, the information needed in Select input highway section as required, the information such as title trend such as the highway section, can select as required, in addition, initialization road information input unit also can be edited road section information, if the highway section title changes or because the reconstruction so that the position, highway section change, can make amendment to the related data in the described road information data table stores unit by initialization road information input unit, have widely practicality.
(3) video monitoring system of automatically marking road section information of the present invention, The Cloud Terrace comprises the The Cloud Terrace decoder, described The Cloud Terrace decoder is used for resolving the instruction of sending the cradle head control unit and then the rotation of controlling The Cloud Terrace, receive and resolve instruction accurately rapid, guaranteed to carry out real-time and the accuracy of instruction.
(4) video monitoring system of automatically marking road section information of the present invention, be provided with as required highway section title and trend, other information in highway section also can be set as required, the scope of the anglec of rotation by camera is determined the road section information of shown image, has higher accuracy, and convenient, fast, for the monitor staff provides corresponding road section information.
Description of drawings
For content of the present invention is more likely to be clearly understood, the below according to a particular embodiment of the invention and by reference to the accompanying drawings, the present invention is further detailed explanation, wherein
Fig. 1 is the system configuration topological diagram of the video monitoring system of automatically marking road section information of the present invention;
Fig. 2 is the system configuration topological diagram of another execution mode of video monitoring system of automatically marking road section information of the present invention;
Fig. 3 is the initialize routine block diagram of the video monitoring system of automatically marking road section information of the present invention;
Fig. 4 is that the label character of the video monitoring system of automatically marking road section information of the present invention is processed main program block diagram.
Reference numeral is expressed as among the figure: 1-data acquisition system, 2-control system, 3-video display devices, the 4-transmission system, 5-road section information labeling module, 6-camera, the 7-The Cloud Terrace, 8-angle measurement unit, 9-character plug-in unit, 10-inserts the character control unit, 11-road information data table stores unit, 12-centre data transmission unit, 13-crossing data transmission unit, 14-cradle head control unit, 15-initialization road information input unit.
Embodiment
Fig. 1 has provided the basic composition of the video monitoring system of automatically marking road section information of the present invention, it comprises data acquisition system 1, control system 2, video display devices 3 and transmission system 4, described data acquisition system 1 is installed on crossing to be monitored, and 3 of described control system 2 and video display devices are installed in the Control Room of traffic surveillance and control center.At first described data acquisition system 1, it comprises camera 6, The Cloud Terrace 7, angle measurement unit 8, road section information labeling module 5 is arranged on monitored crossing, and described road section information labeling module 5 is comprised of described character plug-in unit 9, insertion character control unit 10, road information data table stores unit 11 again; Wherein, described camera 6 is connected with described The Cloud Terrace 7, described angle measurement unit 8 respectively be connected The Cloud Terrace 7 and described transmission system 4 and connect, described character plug-in unit 9 be connected insertion character control unit 10 and connect, described insertion character control unit 10 is connected with described road information data table stores unit 11; Described camera 6 is connected with described character plug-in unit 9, and described character plug-in unit 9 is connected with described video display devices 3.
In described control system 2, comprise cradle head control unit 14, described cradle head control unit 14 links to each other with described transmission system 4, and described control system 2 communicates by transmission unit 4 and the data acquisition system 1 and the road section information labeling module 5 that are arranged on the monitoring crossing.
In the video monitoring system of the above-mentioned automatically marking road section information that is formed by data acquisition system 1, control system 2, video display devices 3, transmission system 4 and road section information labeling module 5, the record that described camera 6 is used for crossing to be monitored is implemented picture is set; Described The Cloud Terrace 7 is set for receiving described cradle head control unit 14 through the control command of transmission system 4 transmission and decoding, can adopts in the present embodiment the The Cloud Terrace decoding unit that is arranged at described The Cloud Terrace 7 inside that described control command is decoded; Described The Cloud Terrace 7 is connected with described camera 6, thereby realizes that The Cloud Terrace 7 drives described camera 6 rotations according to described instruction after accepting control command; Described angle measurement unit 8 is connected with described The Cloud Terrace 7, the angle that the described camera 6 of described The Cloud Terrace 7 drives horizontally rotates is measured, and with the transfer of data measured to described road section information labeling module 5, described road section information labeling module 5 is mainly used in finishing the insertion of road section information, the normal data that is used for coupling and shows that pre-sets has been stored in wherein said road information data table stores unit 11, described insertion character control unit 10 is used for detecting in real time described cradle head control unit 14 by described transmission system 4 and whether has sent the The Cloud Terrace rotate instruction, read the level angle value of described angle measurement unit 8, and the normal data in the above-mentioned level angle value that reads and the described road information data table stores unit 11 compared, at last comparison result is transferred to described character plug-in unit 9, described character plug-in unit 9 is used for inserting the insertion content intact ground that character control unit 10 provides, and size is not inserted in the assigned address of assigned picture according to the rules with not destroying picture quality.
The 14 pairs of control commands in described cradle head control unit are encoded and the control command after described transmission system 4 is encoded to described The Cloud Terrace 7 transmission; Video display devices 3 is used for showing the real-time pictures in the captured highway section of described camera, and shows the picture behind the described road section information of insertion.
In the present embodiment, transmission system 4 can be the crossing data transmission unit 13 that is arranged on described monitored crossing and the centre data transmission unit 12 that is arranged on described Control Room, described control system 2 realizes data communication by the centre data transmission unit 12 of transmission system 4 with being connected of described crossing data transmission unit 13, namely described crossing data transmission unit 13 with the transfer of data that obtains to described control system 2 and accept the control command that described control system 2 is sent.In addition, in described control system 2, initialization road information input unit 15 can also be set, described initialization road information input unit 15 is used for inputting the normal data in described road information data table stores unit 10 to be stored.At this moment, described initialization road information input unit 15 is connected with described centre data transmission unit 12, and described road section information labeling module 5 is connected by described road information data table stores unit 11 with described crossing data transmission unit 13, as shown in Figure 2.Described road information data table stores unit 11 can not stored any data in advance, but come the normal data in the described road information data table stores unit 11 is inputted or revised by described initialization road information input unit 15, described normal data comprise the angle value that horizontally rotates and and this angle value highway section title one to one, for the corresponding same highway section of the different angle values that horizontally rotates title, the mode of then taking jointly to be made of the value range that horizontally rotates angle level angle initial value and level angle stop value is carried out data storage.
As execution mode that can conversion, described road information labeling module also can be arranged in the control system.
The described video monitoring system of the present embodiment, the course of work of the video monitoring of its realization automatically marking road section information is as follows:
1. the required normal data of typing in the described road information data table stores unit 11 of the initialization road information input unit 15 by described control system 2 is set up the road information tables of data;
At first, the selected a certain crossing of monitor staff is as monitored object, described The Cloud Terrace 7 and 6 rotations of described camera by the selected crossing of 14 controls, described cradle head control unit, when the monitored highway section of appearance complete in the video display frame, the monitor staff stores this highway section title in the described road information data table stores unit 11 into by described centre data transmission unit 12 and described crossing data transmission unit 13 by described initialization road information input unit 15;
Then, when described camera 6 is continued to rotate the critical miss status of highway section integrality to picture disply along former direction of rotation, all level angle values of described The Cloud Terrace 7 in this process and described camera 6 are write in the described road information data table stores unit 11, select to record the corresponding same highway section of these angle values title every the mode that once records once at this; Afterwards, during with the critical miss status of highway section integrality along the opposite spin of former direction of rotation to picture disply of described The Cloud Terrace 7 and described camera 6, all level angle values of The Cloud Terrace 7 described in this process and described camera 6 are write in the described road information data table stores unit 11, and these angle values are corresponding described identical highway section titles all also;
When the Real Time Monitoring position of described The Cloud Terrace 7 and described camera 6 did not need to adjust when 2. 2 pairs of traffic surveillance and control system starts of described control system normally moved, so described cradle head control unit does not then send any instruction to described The Cloud Terrace and described camera, and the character that shows on the described video display devices is constant;
When if the Real Time Monitoring position of 2 pairs of described The Cloud Terraces 7 of described control system and described camera 6 need to be adjusted, described cradle head control unit 14 successively through described centre data transmission unit 12 and described crossing data transmission unit 13 to described The Cloud Terrace 7 sending controling instructions, described The Cloud Terrace 7 receives from the control command of described crossing data transmission unit 13 transmission and by described The Cloud Terrace decoding unit and decodes, driving described camera 6 is rotated, in the process of rotation, described insertion character control unit 10 is called in described character plug-in unit 9 with null field, and shows in real time through described video display devices 3; In above-mentioned process, can detect in real time described cradle head control unit 14 by described insertion character control unit 10 and described crossing data transmission unit 13 and whether send the The Cloud Terrace rotate instruction.
When 3. described The Cloud Terrace 7 and described camera 6 stop the rotation, angle value after described angle measurement unit 8 horizontally rotates described The Cloud Terrace 7 and described camera 6 is in described crossing data transmission unit 13 transfers to road information data table stores unit 11 in the described intersection information labeling module 5, and with wherein the storage normal data compare, the character that the corresponding road name of this angle value is corresponding offers described character plug-in unit 9 through the character that described insertion character control unit 10 will need to insert, and shows in real time in described crossing data transmission unit 13 transfers to the described video display devices 3 of described control system 2 again.
Embodiment 2
The present embodiment also further arranges the direction in this highway section corresponding with described highway section title in described road information data table stores unit 11 on the basis of the video monitoring system of the automatically marking road section information described in above-described embodiment 1.And whether also in described road information data table stores unit 11, be provided for differentiating the flag bit of normal data typing if flag bit is shown as 0, is illustrated that then data are not typing of sky, if be shown as 1 then the explanation data are real typing.
In this embodiment from the road information data table stores unit 11 described in the embodiment 1 in the typing form of data also different, it is not the relation of man-to-man level angle and highway section title, but the typing mode of the corresponding highway section title of the value range of level angle.
According to the difference of above-mentioned setting, the described video monitoring system of the present embodiment, the course of work of the video monitoring of its realization automatically marking road section information is as follows:
1. the required normal data of typing in the described road information data table stores unit 11 of the initialization road information input unit 15 by described control system 2 is set up the road information tables of data, and its process as shown in Figure 3;
At first, corresponding mark position 0 with described road information data table stores unit 11, the selected a certain crossing of monitor staff is as monitored object, described The Cloud Terrace 7 and 6 rotations of described camera by the selected crossing of 14 controls, described cradle head control unit, when the monitored highway section of appearance complete in the video display frame, the monitor staff stores this highway section title and direction in the described road information data table stores unit 11 into by described centre data transmission unit 12 and described crossing data transmission unit 13 by described initialization road information input unit 15;
Then, when described camera 6 is continued to rotate the critical miss status of highway section integrality to picture disply along former direction of rotation, the level angle of described The Cloud Terrace 7 and described camera 6 writes in the described road information data table stores unit 11 with this moment, and recording these data is the level angle stop value of the corresponding monitoring of described highway section title angular range; Afterwards, during with the critical miss status of highway section integrality along the opposite spin of former direction of rotation to picture disply of described The Cloud Terrace 7 and described camera 6, the level angle of described The Cloud Terrace 7 and described camera 6 writes in the described road information data table stores unit 11 with this moment, and recording these data is the level angle initial value of the corresponding monitoring of described highway section title angular range; Correspondingly set up a plurality of highway sections title with and the direction trend angular range data group corresponding with its highway section title; In the process of above-mentioned data typing, when described level angle stop value during less than described level angle initial value, described level angle stop value is increased by 360 degree carries out record, after described road information tables of data is set up with its corresponding mark position 1.
When the Real Time Monitoring position of described The Cloud Terrace 7 and described camera 6 did not need to adjust when 2. 2 pairs of traffic surveillance and control system starts of described control system normally moved, 14 of so described cradle head control unit do not send any instruction to described The Cloud Terrace 7 and described camera 6, and the character that shows on the described video display devices 3 is constant;
When if the Real Time Monitoring position of 2 pairs of described The Cloud Terraces 7 of described control system and described camera 6 need to be adjusted, described cradle head control unit 13 successively through described centre data transmission unit 12 and described crossing data transmission unit 13 to described The Cloud Terrace 7 sending controling instructions, described The Cloud Terrace 7 receives from the control command of described crossing data transmission unit 13 transmission and by described The Cloud Terrace decoding unit and decodes, driving described camera 6 is rotated, in the process of rotation, described insertion character control unit 10 is called in described character plug-in unit 9 with null field, and shows in real time through described video display devices 3; In above-mentioned process, can detect in real time described cradle head control unit 14 by described insertion character control unit 10 and described crossing data transmission unit 13 and whether send the The Cloud Terrace rotate instruction.
When 3. described The Cloud Terrace 7 and described camera 6 stop the rotation, angle value after described angle measurement unit 8 horizontally rotates described The Cloud Terrace 7 and described camera 6 and is compared with the normal data of wherein storage in described crossing data transmission unit 13 transfers to road information data table stores unit 11 in the described intersection information labeling module 5;
The flag bit that utilizes first setting during comparison to described road information data table stores unit 11 whether typing normal data carry out self check, if self-detection result be described flag bit for being shown as 0, do not carry out so the subsequent operation step; If self-detection result be described flag bit for being shown as 1, so just continue the subsequent operation step.
The normal data in postrotational level angle value and described road information data table stores unit 11 that described angle measurement unit 8 is recorded compares, judge that first the angle value of this measurement belongs to the scope of which group data value, judges the size of level angle initial value described in described angle value and this group data value and stop value afterwards again;
If described angle value is more than or equal to the level angle initial value in these group data, and less than or equal to the level angle stop value in these group data, then will need the highway section title inserted and the character of direction to offer described character plug-in unit 9 by described insertion character control unit 10 through described insertion character control unit 10 the highway section title of the correspondence of described road information data table stores unit 11 interior storages and direction, and transfer in the described video display devices 3 through transmission system again and show in real time;
If the angle value of measuring is less than the level angle initial value in all data groups, then check whether exist the level angle stop value greater than the data group of 360 degree in the data group, if exist then call highway section title in this data group, and will need the highway section title inserted and the character of direction to offer described character plug-in unit 9 through described insertion character control unit 10, in transferring to the described video display devices 14 of described control system 2, described crossing data transmission unit 13 shows in real time again.
For the ease of understanding better technical solutions according to the invention, the selected official garden of the below bridge circuit mouth is crossing to be monitored, and it is carried out the video monitoring of automatically marking road section information, and its concrete implementation process is as follows:
1) sets up the road information tables of data
Described road information tables of data refers to comprise the array of road information data, described each array comprises level angle initial value Tq, level angle stop value Tz, highway section title, four variablees of direction, and the number of variable also can arrange according to the information of required interpolation.
At first, the monitor staff is the data acquisition system by control system 2 selection official garden bridge circuit mouths in Surveillance center, and the flag bit in the road information data table stores unit 11 is masked as zero.Control camera 6 rotations by cradle head control unit 14, when the complete highway section of West 2nd Ring Road north section is presented in the picture, by initialization road information memory cell the title " West 2nd Ring Road " in this highway section and direction " north " are write in two variablees of highway section title, direction in the described road information tables of data.
Then, the excursion of camera level angle when determining this highway section of complete demonstration, i.e. first rotating camera left, when rotating to 350 when spending, good working condition just will be departed from the highway section of north, the West 2nd Ring Road section of picture disply, that is to say if rotating camera then complete demonstration can not be continued in the highway section left again, level angle value 350 degree of this point are write among the level angle initial value Tq of this array in the road information tables of data; Then to rotating camera at first to the right, when rotating to 11 when spending, good working condition just will be departed from the highway section of north, the West 2nd Ring Road section of picture disply, that is to say if rotating camera then complete demonstration can not be continued in the highway section to the right again, because level angle stop value 11 degree are less than level angle initial value 350 degree, so with being 371 degree behind level angle stop value increase by 360 degree, 371 degree are write among the level angle stop value Tz of this array in the road information tables of data.
The data of other three directions are carried out record in this way, and the above-mentioned data that measure are write in the road information tables of data, and data are as follows:
| The level angle initial value | The level angle stop value | The highway section title | Direction |
| 350° | 371° | The West 2nd Ring Road | North |
| 80° | 112° | The Ping'an Street | East |
| 171° | 198° | The West 2nd Ring Road | South |
| 261° | 281° | Chegongzhuang Dajie | The west |
Above-mentioned road information tables of data is labeled as 1. with the flag bit in the road information tables of data after setting up
2) the mark process of highway section title and trend
The monitor staff handles the data acquisition system 1 that is arranged on the crossing by control system 2 in Surveillance center.The monitor staff is in Surveillance center, and by 14 control cameras, 6 rotations of cradle head control unit, described angle measurement unit 8 is the current The Cloud Terrace level angle value of record automatically.In rotary course, the character that marks does not appear on the picture, treat that cloud platform rotation finishes, monitored highway section picture is complete be presented at video display devices after, the title in highway section and trend are labeled in the picture; If after cloud platform rotation finished, what show in the picture was not complete road section information, then the title in highway section and trend can not be labeled in the picture.Its specific implementation process is as follows:
1. after the system operation, at first detect the road information tables of data and whether set up, if flag bit equals 1 then continue next step, send into the character plug-in unit otherwise call blank character;
2. the data-signal by described crossing data transmission unit 13 detects in real time described cradle head control unit 14 and whether sends the The Cloud Terrace rotate instruction;
If detect the instruction of The Cloud Terrace 7 rotation, when camera 6 just when rotated, null field is called in the character plug-in unit; If it is complete that The Cloud Terrace 7 has rotated, remain static, then read the level angle value of described angle measurement unit 8, suppose that the value that reads is 270 degree herein;
3. determining step 2. described in level angle value T whether more than or equal to the level angle initial value in a certain group of data, and less than or equal to the level angle stop value in these group data, through judging as can be known, level angle value 270 degree that record are greater than horizontal initial angle 261 degree and less than horizontal end angle 281 degree, so highway section title " Chegongzhuang Dajie " and the trend " west " that will organize in the data are delivered to the character plug-in unit;
4. described character plug-in unit intactly and not destroys the position that is inserted into assigned picture of picture quality with the insertion content " Chegongzhuang Dajie " " west " that described insertion character control unit provides according to suitable size.
5. by the data communication between described crossing data transmission unit and the centre data transmission unit, with the mark that 4. obtains by step in the data acquisition system picture of title and trend be transferred to the video display devices of control system.
In addition, if the level angle value that above-mentioned steps records in 2. is 0 when spending, when the level angle that records in 3. in step and road information tables of data are mated, described level angle value 0 degree is less than all level angle initial values, exist simultaneously end angle greater than the arrays of 360 degree in the road information tables of data, the highway section title that then will organize data with move towards field " West 2nd Ring Road " " north " and call in the character plug-in unit.
Obviously, above-described embodiment only is for example clearly is described, and is not the restriction to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here need not also can't give all execution modes exhaustive.And the apparent variation of being extended out thus or change still are among the protection range of the invention.
Claims (16)
1. the video monitoring system of an automatically marking road section information comprises the data acquisition system that is arranged on the monitoring crossing, is arranged on control system and video display devices and transmission system in the Control Room, wherein:
Described data acquisition system comprises: the setting that is connected with described The Cloud Terrace of camera and The Cloud Terrace, described camera, described The Cloud Terrace receive the control command that described control system transmits through described transmission system and decode, and drive described camera and are rotated;
Described control system comprises: the cradle head control unit, control command is encoded and control command after described transmission system is encoded to the transmission of described The Cloud Terrace;
It is characterized in that:
Described data acquisition system also comprises angle measurement unit, and described angle measurement unit is connected with described The Cloud Terrace, and the angle that described The Cloud Terrace horizontally rotates is measured;
The video monitoring system of described automatically marking road section information also comprises the road section information labeling module, described road section information labeling module comprises the character plug-in unit, inserts character control unit, road information data table stores unit, and described character plug-in unit, insertion character control unit, road information data table stores unit connect successively; Described character plug-in unit receives the vision signal of described camera collection and is connected with described video display devices.
2. the video monitoring system of automatically marking road section information according to claim 1, it is characterized in that: described control system also comprises the initialization road information input unit that is connected with described transmission system.
3. the video monitoring system of automatically marking road section information according to claim 1 and 2 is characterized in that: described transmission system is comprised of the crossing data transmission unit that is arranged on described crossing and the centre data transmission unit that is arranged on described Control Room.
4. the video monitoring system of automatically marking road section information according to claim 1, it is characterized in that: described road information labeling module is arranged in the data acquisition system.
5. the video monitoring system of automatically marking road section information according to claim 3, it is characterized in that: described The Cloud Terrace comprises the The Cloud Terrace decoding unit, and the control command that transmits from described crossing data transmission unit is decoded.
6. the video monitoring system of automatically marking road section information according to claim 1, it is characterized in that: the data in the described road information data table stores unit are by level angle initial value, level angle stop value, three variablees of highway section title form at least.
7. the video monitoring system of automatically marking road section information according to claim 6, it is characterized in that: the data in the described road information data table stores unit also comprise direction variable.
8. it is characterized in that according to claim 1 or the video monitoring system of 6 or 7 described automatically marking road section informations: in described road information data table stores unit, also be provided with the flag bit of whether finishing normal data typing storage for detection of this unit.
9. a right to use requires 1 described video monitoring system to realize the video frequency monitoring method of automatically marking road section information, and it comprises the steps:
When 1. described control system did not need to adjust to the Real Time Monitoring position of described The Cloud Terrace and described camera, so described cradle head control unit did not then send any instruction to described The Cloud Terrace and described camera, and the character that shows on the described video display devices is constant;
When 2. described control system need to be adjusted the Real Time Monitoring position of described The Cloud Terrace and described camera, described cradle head control unit successively through described transmission system to described The Cloud Terrace sending controling instruction, described The Cloud Terrace receives control command and decodes, driving described camera is rotated, in the process of rotation, described insertion character control unit is called in described character plug-in unit with null field, and shows in real time through described video display devices;
When 3. described The Cloud Terrace and described camera stop the rotation, the normal data of storing in angle value after described angle measurement unit horizontally rotates described The Cloud Terrace and described camera and the described road information data table stores unit is compared, the character of the corresponding road name of this angle value is offered described character plug-in unit through the character that described insertion character control unit will need to insert, the described character that described character plug-in unit will obtain be inserted into described camera collection to vision signal after send video display devices to and show.
10. video frequency monitoring method according to claim 9 is characterized in that, described step 1. before, by initialization road information input unit to road information data table stores unit input normal data.
11. video frequency monitoring method according to claim 10, it is characterized in that, described step 2. described in The Cloud Terrace receive the control command that transmits from described crossing data transmission unit, and by described The Cloud Terrace decoding unit described control command is decoded, drive described camera and be rotated.
12. video frequency monitoring method according to claim 10 is characterized in that:
Described step 1. before in the described road information data table stores unit the required data of typing comprise level angle initial value, level angle stop value, three variablees of highway section title, its Input Process is as follows:
At first, the selected a certain crossing of monitor staff is as monitored object, described The Cloud Terrace and the rotation of described camera by the selected crossing of described cradle head control unit controls, when the monitored highway section of appearance complete in the video display frame of described control system, the monitor staff stores this highway section title in the described road information data table stores unit into by described centre data transmission unit and described crossing data transmission unit by described initialization road information input unit;
Then, when described camera is continued to rotate the critical miss status of highway section integrality to picture disply along former direction of rotation, the level angle of described The Cloud Terrace and described camera writes in the described road information data table stores unit with this moment, and recording these data is the level angle stop value of the corresponding monitoring of described highway section title angular range; Afterwards, during with the critical miss status of highway section integrality along the opposite spin of former direction of rotation to picture disply of described The Cloud Terrace and described camera, the level angle of described The Cloud Terrace and described camera writes in the described road information data table stores unit with this moment, and recording these data is the level angle initial value of the corresponding monitoring of described highway section title angular range;
And when described level angle stop value during less than described level angle initial value, described level angle stop value is increased by 360 degree carry out record.
13. video frequency monitoring method according to claim 12 is characterized in that: the monitor staff by described initialization road information input unit with this highway section title and move towards literal and store in the described road information data table stores unit by described centre data transmission unit and described crossing data transmission unit in the lump.
14. video frequency monitoring method according to claim 12 is characterized in that:
3. the normal data in postrotational angle value and described road information data table stores unit that described angle measurement unit is recorded in described step compares, judge that first the angle value of this measurement belongs to the scope of which group data value, judges the size of level angle initial value described in described angle value and this group data value and stop value afterwards again;
If described angle value is more than or equal to the level angle initial value in these group data, and less than or equal to the level angle stop value in these group data, then the highway section title with the correspondence of described road information data table stores element memory storage offers described character plug-in unit by described insertion character control unit, transfers in the described video display devices of described control system to show in real time again;
If the angle value of measuring is less than the level angle initial value in all data groups, then check whether exist the level angle stop value greater than the data group of 360 degree in the data group, if exist then call highway section title in this data group, and will need the character of the highway section title inserted to offer described character plug-in unit through described insertion character control unit, transfer to again in the described video display devices of described control system and show in real time.
15. each described video frequency monitoring method according to claim 9-14 is characterized in that: described step 1. in, before the typing normal data, mark position 0; After normal data is set up, mark position 1.
16. video frequency monitoring method according to claim 15, it is characterized in that: before the normal data in postrotational angle value and described road information data table stores unit that described step records described angle measurement unit in is 3. compared, by the advanced line storage unit self check of the flag bit that arranges in the described road information data table stores unit
If self-detection result is described flag bit is 0, do not carry out so the subsequent operation step;
If self-detection result is described flag bit is 1, so just continue the subsequent operation step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010223795 CN101917595B (en) | 2010-07-01 | 2010-07-01 | Video monitoring system for automatically marking road section information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010223795 CN101917595B (en) | 2010-07-01 | 2010-07-01 | Video monitoring system for automatically marking road section information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101917595A CN101917595A (en) | 2010-12-15 |
| CN101917595B true CN101917595B (en) | 2013-03-06 |
Family
ID=43324963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010223795 Active CN101917595B (en) | 2010-07-01 | 2010-07-01 | Video monitoring system for automatically marking road section information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101917595B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693632B (en) * | 2012-04-27 | 2014-06-11 | 徐贵力 | Monitoring device and monitoring method based on visual image |
| CN104427300A (en) * | 2013-08-27 | 2015-03-18 | 华为技术有限公司 | Control method and device of video monitoring device |
| CN103810854B (en) * | 2014-03-03 | 2016-04-06 | 北京工业大学 | A kind of based on the artificial intelligent transportation parameter detection method demarcated |
| CN104284155B (en) * | 2014-10-16 | 2017-08-15 | 浙江宇视科技有限公司 | Video image information mask method and device |
| CN106534795B (en) * | 2016-12-01 | 2023-05-09 | 秦皇岛华电测控设备有限公司 | Material level tracking video monitoring device and method |
| CN107948571B (en) * | 2017-12-27 | 2021-11-02 | 努比亚技术有限公司 | Video recording method, device and computer readable storage medium |
| CN113573015A (en) * | 2021-06-30 | 2021-10-29 | 南京轩世琪源软件科技有限公司 | Video information access method, system, equipment and medium for monitoring |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006254277A (en) * | 2005-03-14 | 2006-09-21 | Victor Co Of Japan Ltd | Video-monitoring system |
| CN1889683A (en) * | 2006-07-12 | 2007-01-03 | 北京航空航天大学 | Network monitoring system based on GPRS and Ethernet |
| CN101119478A (en) * | 2007-05-09 | 2008-02-06 | 上海天卫通信科技有限公司 | Visual angle automatic configuration system and method for double lens video monitoring |
| CN101382497A (en) * | 2008-10-06 | 2009-03-11 | 南京大学 | Visibility detecting method based on monitoring video of traffic condition |
-
2010
- 2010-07-01 CN CN 201010223795 patent/CN101917595B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006254277A (en) * | 2005-03-14 | 2006-09-21 | Victor Co Of Japan Ltd | Video-monitoring system |
| CN1889683A (en) * | 2006-07-12 | 2007-01-03 | 北京航空航天大学 | Network monitoring system based on GPRS and Ethernet |
| CN101119478A (en) * | 2007-05-09 | 2008-02-06 | 上海天卫通信科技有限公司 | Visual angle automatic configuration system and method for double lens video monitoring |
| CN101382497A (en) * | 2008-10-06 | 2009-03-11 | 南京大学 | Visibility detecting method based on monitoring video of traffic condition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101917595A (en) | 2010-12-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101917595B (en) | Video monitoring system for automatically marking road section information | |
| CN103295396B (en) | Speedy ex-situ evidence collection of traffic accident method and system | |
| CN103359020B (en) | A kind of motor vehicle driving training or examination method for supervising and system | |
| CN106355886B (en) | A kind of open type parking ground parking management system and its management method | |
| CN205632521U (en) | Track state intelligence inspection device | |
| US20060164258A1 (en) | Vehicle licence plates monitoring system | |
| CN101894482A (en) | Video technology-based roadside vacant parking position wireless network detection system and method | |
| CN101834989A (en) | Real-time data acquisition and storage system of helicopter in electric inspection process | |
| CN101556738A (en) | Evidence taking system for illegal parking based on ball machine control mode | |
| CN102063801A (en) | Parking position detection system based on parking place identification mark and translation acquisition | |
| CN102005132A (en) | Parking berth detection system based on berth mark identification | |
| CN101996491B (en) | Traffic monitoring system for labeling road section information by using video monitoring presetting bit | |
| CN202928691U (en) | Transformer station equipment image and temperature on-line monitoring system | |
| CN109506132A (en) | A kind of heat distribution pipeline detection system based on visible light and infrared thermal imaging | |
| CN101917596B (en) | Monitoring system for marking road section information by utilizing vertical and horizontal angles of camera | |
| CN112858307A (en) | Pavement damage detection unmanned aerial vehicle set and system | |
| CN205827680U (en) | Intelligent Garage Management System and city intelligent parking space information system | |
| CN102013165B (en) | Monitoring system for labeling road-section information by using presetting bit function of road-junction terminal equipment | |
| CN206937299U (en) | Relay protection room inspecting robot | |
| CN205899806U (en) | Vehicle drives in wrong direction and lane change detecting system violating regulations based on laser rangefinder | |
| CN105491328A (en) | Camera tracking system and method based on satellite positioning signal | |
| CN111372061A (en) | Video monitoring device and monitoring method | |
| CN115617080B (en) | Unmanned aerial vehicle inspection system and method for transformer substation | |
| CN202110670U (en) | Parking berth detection system based on parking stall mark recognition | |
| CN208985374U (en) | Vehicle detecting system in a kind of tunnel |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170804 Address after: 519080, Zhuhai District, Guangdong hi tech Zone, 1007 Tang Lok Wan Road, A District, 1 floor, 10 units Co-patentee after: Jiang Tingshun Patentee after: Research Center of innovation, Tsinghua University, Zhuhai, Shenzhen Address before: 100084 Haidian District Tsinghua Yuan Beijing No. 1 Co-patentee before: Jiang Tingshun Patentee before: Li Zhiheng |