CN101917595A - Video monitoring system for automatically marking road section information - Google Patents
Video monitoring system for automatically marking road section information Download PDFInfo
- Publication number
- CN101917595A CN101917595A CN 201010223795 CN201010223795A CN101917595A CN 101917595 A CN101917595 A CN 101917595A CN 201010223795 CN201010223795 CN 201010223795 CN 201010223795 A CN201010223795 A CN 201010223795A CN 101917595 A CN101917595 A CN 101917595A
- Authority
- CN
- China
- Prior art keywords
- unit
- data
- cloud terrace
- character
- road
- 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.)
- Granted
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 78
- 230000005540 biological transmission Effects 0.000 claims abstract description 74
- 238000003780 insertion Methods 0.000 claims description 36
- 230000037431 insertion Effects 0.000 claims description 36
- 238000000034 method Methods 0.000 claims description 27
- 238000005259 measurement Methods 0.000 claims description 25
- 238000002372 labelling Methods 0.000 claims description 19
- 230000008569 process Effects 0.000 claims description 15
- 238000012546 transfer Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 6
- 230000005055 memory storage Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 235000012364 Peperomia pellucida Nutrition 0.000 description 1
- 240000007711 Peperomia pellucida Species 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004920 integrated pest control Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Landscapes
- Traffic Control Systems (AREA)
- Closed-Circuit Television Systems (AREA)
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 the highway section by this system in real time, grasp institute crossing that monitors or highway section vehicle and pedestrian's flow, traffic public security situation etc. on every side exactly, for the commanding provides rapidly information intuitively, thereby traffic accident, traffic jam and unexpected incidents are made accurate judgement and response in time, play effect of integrated pest management.
Now both at home and abroad the road traffic video monitoring system of using in the scope be mostly 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 the instant traffic on road surface for the staff of Surveillance center fast.But in the big city, the video acquisition terminal of road traffic command and control center generally all has up to a hundred, even thousands of.Because most of crossings all have the highway section of 4 above directions to need to monitor, the title literal that just inserts camera installation crossing on video pictures is not enough, 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 the concrete crossing that this video pictures is shown fast, but want to know fast that the current video picture shows is which concrete highway section at this crossing and direction are unusual difficulties.
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 imported 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 the title and the trend in the highway section in the shown picture of clear and definite display, can only by virtue of experience judge by the monitor staff with memory, 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 subjected 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, might cause accurately that real-time road condition is reflected to vehicle supervision department because of mistake identification, make traffic events to impact the smooth and easy of traffic in time by the response eliminating.
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, influence the reflection of timely road conditions, thereby propose a kind of video monitoring system that can mark highway section title shown in the current video picture automatically and move towards 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, the control command that the described control system that receives described The Cloud Terrace transmits through described transmission system is also decoded, and drives described camera and is rotated; Described control system comprises: the cradle head control unit, control command is encoded and through the control command of described transmission system after the transmission of described The Cloud Terrace is encoded; 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 that described character inserts the unit, inserts character control unit, road information data table stores unit, and described character insertion unit, insertion character control unit, road information data table stores unit connect successively; Described character insertion 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 made up of 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 are formed 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 and be used to detect the flag bit whether this unit finishes normal data typing storage.
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 described The Cloud Terrace and described camera of instructing, and the character that shows on the described video display devices is constant;
When 2. described control system need 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 with null field and is inserted the unit, 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 that the character of the pairing road name of this angle value will be needed to insert through described insertion character control unit offers described character and inserts the unit, described character insert described character that the 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 described control command is decoded by described The Cloud Terrace decoding unit, drive described camera and be rotated.
Described step 1. before in 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 typing 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, with described camera when former direction of rotation continues to rotate to the critical miss status of highway section integrality that picture shows, 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 writing down these data is the level angle stop value of the corresponding monitoring of described highway section title angular range; Afterwards, with described The Cloud Terrace and described camera during along the opposite spin of former direction of rotation to the critical miss status of highway section integrality that picture shows, 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 writing down these data is the level angle initial value of the corresponding monitoring of described highway section title angular range;
And, described level angle stop value is increased by 360 degree carry out record when described level angle stop value during less than described level angle initial value.
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 earlier 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 smaller or equal to the level angle stop value in these group data, then the highway section title of the correspondence of described road information data table stores element memory storage is offered described character by described insertion character control unit and insert the unit, transfer to again in the described video display devices of described control system and show in real time; If the angle value of measuring is less than the level angle initial value in all data sets, then check and whether have the data set of level angle stop value in the data set greater than 360 degree, if exist then call highway section title in this data set, and the character that will need the highway section title inserted through described insertion character control unit offers described character and inserts the unit, transfers in the described video display devices of described control system to show in real time again.
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 is provided with in the described road information data table stores unit, if self-detection result is that described flag bit is 0, do not carry out the subsequent operation step so; If self-detection result is that 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 by character and insert the road section information labeling module that unit, insertion character control unit and road information data table stores unit are formed; 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 the 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 pairing road section information of this level angle value afterwards.Use the video monitoring system of automatically marking road section information of the present invention to realize to the real-time control mode of monitoring in crossing to be monitored, 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 under the incomplete situation simultaneously and call blank character that character display on picture has not effectively guaranteed the friendly of user interface at camera rotation and road section information; By configuration information labeling module in data acquisition system, realized the automatic reference name in the highway section 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, road section information is come into plain view, for the monitor staff provides convenience, make it understand road section information fast, have good practical value.
(2) video monitoring system of automatically marking road section information of the present invention, can be by initialization road information input unit typing road section information and the normal data in described road information data table stores unit that is arranged on control system, can select the information needed in typing highway section as required, information such as title trend 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 make the position, highway section change owing to reconstructing, can make amendment to the related data in the described road information data table stores unit by initialization road information input unit, have practicality widely.
(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 instruction of sending the cradle head control unit and then the rotation of controlling The Cloud Terrace, receive and resolve instruction accurately rapidly, guaranteed the real-time and the accuracy of execution command.
(4) video monitoring system of automatically marking road section information of the present invention, be provided with highway section title and trend as required, 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 the easier quilt of content of the present invention is clearly understood, below according to a particular embodiment of the invention and in conjunction with 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 handled 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, the 8-angle measurement unit, the 9-character inserts the 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 made up of described character insertion 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 is connected with described The Cloud Terrace 7 and described transmission system 4 respectively, described character inserts unit 9 and is connected with described insertion character control unit 10, and described insertion character control unit 10 is connected with described road information data table stores unit 11; Described camera 6 inserts unit 9 with described character and is connected, and described character inserts unit 9 and 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 of forming 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 is used to receive the control command that transmits through transmission system 4 described cradle head control unit 14 and decodes, can adopt the The Cloud Terrace decoding unit that is arranged at described The Cloud Terrace 7 inside that described control command is decoded in the present embodiment; 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 give described road section information labeling module 5 with the transfer of data of measuring, described road section information labeling module 5 is mainly used in the insertion of finishing road section information, the normal data that being used to of pre-setting mate and show has been stored in wherein said road information data table stores unit 11, described insertion character control unit 10 is used for detecting described cradle head control unit 14 in real time 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 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 and inserts unit 9, described character inserts unit 9 and is used for and will inserts 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 through the control command of described transmission system 4 after 7 transmission of described The Cloud Terrace are encoded; Video display devices 3 is used to show 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 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, and promptly described crossing data transmission unit 13 is given the transfer of data that obtains described control system 2 and accepted 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 to import 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 imported 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 to be made of the value range of feathering angle degree jointly level angle initial value and level angle stop value is carried out the storage of data.
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 present embodiment, the course of work of the video monitoring of its realization automatically marking road section information is as follows:
1. by initialization road information input unit 15 required normal data of typing in described road information data table stores unit 11 of described control system 2, 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, with described camera 6 when former direction of rotation continues to rotate to the critical miss status of highway section integrality that picture shows, 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 write down the corresponding same highway section of these angle values title at this every the mode that once writes down once; Afterwards, with described The Cloud Terrace 7 and described camera 6 during along the opposite spin of former direction of rotation to the critical miss status of highway section integrality that picture shows, 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, these angle values also all corresponding described identical highway section title;
When the real-time monitoring position of described The Cloud Terrace 7 and described camera 6 does not need to adjust during 2 pairs of normal operations of traffic surveillance and control system start of 2. described control system, so described cradle head control unit does not then send any described The Cloud Terrace and described camera of instructing, 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 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 with null field and is inserted unit 9, and shows in real time through described video display devices 3; In above-mentioned process, can detect described cradle head control unit 14 in real time and whether send the The Cloud Terrace rotate instruction by described insertion character control unit 10 and described crossing data transmission unit 13.
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 pairing road name corresponding characters of this angle value will be needed to insert through described insertion character control unit 10 offers described character and inserts unit 9, 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
Present embodiment also further is provided with the direction with corresponding this highway section of title, described highway section 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 the foregoing description 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 with 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 present embodiment, the course of work of the video monitoring of its realization automatically marking road section information is as follows:
1. by initialization road information input unit 15 required normal data of typing in described road information data table stores unit 11 of described control system 2, set up the road information tables of data, 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, with described camera 6 when former direction of rotation continues to rotate to the critical miss status of highway section integrality that picture shows, 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 writing down these data is the level angle stop value of the corresponding monitoring of described highway section title angular range; Afterwards, with described The Cloud Terrace 7 and described camera 6 during along the opposite spin of former direction of rotation to the critical miss status of highway section integrality that picture shows, 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 writing down 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 direction trend and the corresponding angular range data set of its highway section title; In the process of above-mentioned data typing, when described level angle stop value during, described level angle stop value is increased by 360 degree carry out record less than described level angle initial value, described road information tables of data puts 1 with its corresponding marker bit after setting up.
When the real-time monitoring position of described The Cloud Terrace 7 and described camera 6 does not need to adjust during 2 pairs of normal operations of traffic surveillance and control system start of 2. described control system, 14 of so described cradle head control unit do not send any described The Cloud Terrace 7 and described camera 6 of instructing, 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 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 with null field and is inserted unit 9, and shows in real time through described video display devices 3; In above-mentioned process, can detect described cradle head control unit 14 in real time and whether send the The Cloud Terrace rotate instruction by described insertion character control unit 10 and described crossing data transmission unit 13.
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;
Utilize earlier during comparison the flag bit that is provided with 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 the subsequent operation step so; 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 earlier 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 smaller or equal to the level angle stop value in these group data, then will need the character of the highway section title inserted and direction to offer described character 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 stored and direction and insert unit 9, 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 sets, then check and whether have the data set of level angle stop value in the data set greater than 360 degree, if exist then call highway section title in this data set, and will need the character of the highway section title inserted and direction to offer described character through described insertion character control unit 10 to insert unit 9, 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 technical solutions according to the invention better, selected below official garden 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 is meant the array that comprises the 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 be provided with 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, 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 by initialization road information memory cell.
Then, the excursion of camera level angle when determining this highway section of complete demonstration, promptly 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 that picture shows, 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 that picture shows, 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, 371 degree are write among the level angle stop value Tz of this array in the road information tables of data with being 371 degree behind level angle stop value increase by 360 degree.
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, treating that The Cloud Terrace rotates 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; After if The Cloud Terrace rotate to finish, screen displayed be 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,, send into character and insert the unit otherwise call blank character if flag bit equals 1 then continue next step;
2. the data-signal by described crossing data transmission unit 13 detects described cradle head control unit 14 in real time 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 character inserts the unit; If The Cloud Terrace 7 has rotated and has finished, 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 smaller 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 character insertion unit;
4. described character inserts the unit with the insertion content " Chegongzhuang Dajie " " west " that described insertion character control unit provides, and intactly and not destroys the position that is inserted into assigned picture of picture quality 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 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, have simultaneously the arrays of end angle in the road information tables of data greater than 360 degree, the highway section title that then will organize data with move towards field " West 2nd Ring Road " " north " and call in the character insertion unit.
Obviously, the foregoing description only is for example clearly is described, and is not the qualification 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 exhaustive to all execution modes.And conspicuous 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 through the control command of described transmission system after the transmission of described The Cloud Terrace is encoded;
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 that described character inserts the unit, inserts character control unit, road information data table stores unit, and described character insertion unit, insertion character control unit, road information data table stores unit connect successively; Described character insertion 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 made up of 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 1, it is characterized in that: 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.
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 are formed 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. according to the video monitoring system of claim 1 or 6 or 7 described automatically marking road section informations, it is characterized in that: in described road information data table stores unit, also be provided with and be used to detect the flag bit whether this unit finishes normal data typing storage.
9. video frequency monitoring method that uses the described video monitoring system of claim 1 to realize automatically marking road section information, 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 described The Cloud Terrace and described camera of instructing, and the character that shows on the described video display devices is constant;
When 2. described control system need 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 with null field and is inserted the unit, 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 that the character of the pairing road name of this angle value will be needed to insert through described insertion character control unit offers described character and inserts the unit, described character insert described character that the 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 described control command is decoded by described The Cloud Terrace decoding unit, drive described camera and be rotated.
12. video frequency monitoring method according to claim 10 is characterized in that:
Described step 1. before in 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 typing 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, with described camera when former direction of rotation continues to rotate to the critical miss status of highway section integrality that picture shows, 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 writing down these data is the level angle stop value of the corresponding monitoring of described highway section title angular range; Afterwards, with described The Cloud Terrace and described camera during along the opposite spin of former direction of rotation to the critical miss status of highway section integrality that picture shows, 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 writing down these data is the level angle initial value of the corresponding monitoring of described highway section title angular range;
And, described level angle stop value is increased by 360 degree carry out record when described level angle stop value during less than described level angle initial value.
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 earlier 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 smaller or equal to the level angle stop value in these group data, then the highway section title of the correspondence of described road information data table stores element memory storage is offered described character by described insertion character control unit and insert the unit, transfer to again in the described video display devices of described control system and show in real time;
If the angle value of measuring is less than the level angle initial value in all data sets, then check and whether have the data set of level angle stop value in the data set greater than 360 degree, if exist then call highway section title in this data set, and the character that will need the highway section title inserted through described insertion character control unit offers described character and inserts the unit, transfers in the described video display devices of described control system to show in real time again.
15., it is characterized in that according to the described video frequency monitoring method of claim 9-14: 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 target flag bit that is provided with in the described road information data table stores unit
If self-detection result is that described flag bit is 0, do not carry out the subsequent operation step so;
If self-detection result is that 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 true CN101917595A (en) | 2010-12-15 |
| CN101917595B 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) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693632A (en) * | 2012-04-27 | 2012-09-26 | 徐贵力 | Monitoring device and monitoring method based on visual image |
| CN103810854A (en) * | 2014-03-03 | 2014-05-21 | 北京工业大学 | Intelligent traffic algorithm evaluation method based on manual calibration |
| CN104284155A (en) * | 2014-10-16 | 2015-01-14 | 浙江宇视科技有限公司 | Video image information labeling method and device |
| CN104427300A (en) * | 2013-08-27 | 2015-03-18 | 华为技术有限公司 | Control method and device of video monitoring device |
| CN106534795A (en) * | 2016-12-01 | 2017-03-22 | 秦皇岛华电测控设备有限公司 | Material level tracking video monitoring device and method |
| CN107948571A (en) * | 2017-12-27 | 2018-04-20 | 努比亚技术有限公司 | The method, apparatus and computer-readable recording medium of video record |
| WO2023272901A1 (en) * | 2021-06-30 | 2023-01-05 | 南京轩世琪源软件科技有限公司 | Video information storage and access method used for surveillance, system, device, and medium |
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 |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102693632A (en) * | 2012-04-27 | 2012-09-26 | 徐贵力 | Monitoring device and monitoring method based on visual image |
| 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 |
| CN103810854A (en) * | 2014-03-03 | 2014-05-21 | 北京工业大学 | Intelligent traffic algorithm evaluation method based on manual calibration |
| 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 |
| CN104284155A (en) * | 2014-10-16 | 2015-01-14 | 浙江宇视科技有限公司 | Video image information labeling method and device |
| 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 |
| CN106534795A (en) * | 2016-12-01 | 2017-03-22 | 秦皇岛华电测控设备有限公司 | Material level tracking video monitoring device and method |
| CN107948571A (en) * | 2017-12-27 | 2018-04-20 | 努比亚技术有限公司 | The method, apparatus and computer-readable recording medium of video record |
| 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 |
| WO2023272901A1 (en) * | 2021-06-30 | 2023-01-05 | 南京轩世琪源软件科技有限公司 | Video information storage and access method used for surveillance, system, device, and medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101917595B (en) | 2013-03-06 |
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 | |
| CN101526890B (en) | Position mapping method of display units of tiled display wall and device | |
| CN102032891B (en) | Self-adaptive target device and implementation method thereof | |
| CN101894482A (en) | Video technology-based roadside vacant parking position wireless network detection system and method | |
| CN101996491A (en) | Traffic monitoring system for labeling road section information by using video monitoring presetting bit | |
| CN205194072U (en) | Linkage snapshot system and integration camera are detected to violating regulations parking | |
| CN101556738A (en) | Evidence taking system for illegal parking based on ball machine control mode | |
| CN102005132A (en) | Parking berth detection system based on berth mark identification | |
| CN101834989A (en) | Real-time data acquisition and storage system of helicopter in electric inspection process | |
| CN106681374B (en) | It is a kind of automatically to sight control method | |
| CN108871369A (en) | Vehicular navigation map-indication method, electronic equipment, server and storage medium | |
| CN101917596B (en) | Monitoring system for marking road section information by utilizing vertical and horizontal angles of camera | |
| CN104809876A (en) | Illegal vehicle parking detection linkage capture system and integrated camera | |
| CN209279988U (en) | Acquire the intelligent mobile terminal and map acquisition system of map datum | |
| CN202928691U (en) | Transformer station equipment image and temperature on-line monitoring system | |
| CN101370128B (en) | Intelligent video monitoring system | |
| CN100499808C (en) | Method for controlling automatically video camera moving according image position of objects | |
| CN108965708A (en) | The imaging system and method for big visual field wide area search are realized using small field of view camera | |
| CN102013165A (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 | |
| CN111372061A (en) | Video monitoring device and monitoring method | |
| CN102013164B (en) | Traffic monitoring system labeling road section text messages by using preset bits | |
| CN105491328A (en) | Camera tracking system and method based on satellite positioning signal |
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 |