CN103531027B - The method for drafting of traffic intersection signal timing diagram and system - Google Patents
The method for drafting of traffic intersection signal timing diagram and system Download PDFInfo
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- CN103531027B CN103531027B CN201310535300.5A CN201310535300A CN103531027B CN 103531027 B CN103531027 B CN 103531027B CN 201310535300 A CN201310535300 A CN 201310535300A CN 103531027 B CN103531027 B CN 103531027B
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Abstract
The method for drafting of traffic intersection signal timing diagram and a system, wherein method comprises: the crossing geographical coordinate configuration information in client foundation with road network information database same format; Obtain the crossing geographical coordinate configuration information of the client that the traffic intersection of required drafting is corresponding, and resolve described crossing geographical coordinate configuration information and obtain crossing geographical coordinate; The road network information that reads traffic intersection corresponding to geographical coordinate position, described crossing according to described crossing geographical coordinate from described road network information database, wherein, described road network information comprises intersection information, isolation strip information, zebra stripes information, greenbelt information; According to described road network information and adopt drawing engine to draw traffic intersection signal base map; Obtain the time series data of the signal lamp of the traffic intersection of required drafting, according to time series data, traffic signal light condition is plotted on traffic intersection signal base map, obtain traffic intersection signal timing diagram. Improve the real-time of obtaining traffic intersection signal timing diagram by this programme.
Description
Technical field
The present invention relates to field of traffic, particularly relate to method for drafting and the system of traffic intersection signal timing diagram.
Background technology
Along with socio-economic development, the demand to transport information when Public Traveling and attention degree are also increasing.
At present, often realize traffic monitoring by drawing traffic intersection signal timing diagram. In conventional method, useTraffic intersection picture must be drawn as traffic intersection according to the actual conditions at crossing by mapping software in advance in familySignal base map, traffic signaling equipment is drawn the current of traffic intersection according to the time series data of sensor on schematic diagramSituation. Owing to all needing to draw traffic intersection signal base map according to actual conditions at every turn, workload is large, expendsManpower is large, error rate is high, and the real-time that obtains traffic intersection signal timing diagram is poor.
Summary of the invention
Based on this, be necessary for obtaining the poor problem of traffic intersection signal timing diagram real-time, provide a kind ofThe method for drafting of traffic intersection signal timing diagram and system.
A method for drafting for traffic intersection signal timing diagram, comprising:
Crossing geographical coordinate configuration information in client foundation with road network information database same format;
Obtain the crossing geographical coordinate configuration information of the client that the traffic intersection of required drafting is corresponding, and resolveDescribed crossing geographical coordinate configuration information obtains crossing geographical coordinate;
From described road network information database, read geographical coordinate position, described crossing according to described crossing geographical coordinatePut the road network information of corresponding traffic intersection, wherein, described road network information comprises intersection information, isolates and take a messageBreath, zebra stripes information, greenbelt information;
According to described road network information and adopt drawing engine to draw traffic intersection signal base map;
Obtain the time series data of the signal lamp of the traffic intersection of required drafting, according to described time series data by trafficSignal lamp state is plotted on described traffic intersection signal base map, obtains traffic intersection signal timing diagram.
A drawing system for traffic intersection signal timing diagram, comprising:
Configuration information module, for the crossing geography with road network information database same format in client foundationCoordinate configuration information;
Acquisition module, joins for the crossing geographical coordinate that obtains the client that the traffic intersection of required drafting is correspondingPut information, and resolve geographical coordinate configuration information acquisition crossing, described crossing geographical coordinate;
Read module, described in reading from described road network information database according to described crossing geographical coordinateThe road network information of traffic intersection corresponding to geographical coordinate position, crossing, wherein, described road network information comprises crossingInformation, isolation strip information, zebra stripes information, greenbelt information;
Drafting module, for according to described road network information and adopt drawing engine to draw traffic intersection signal base map;
Described acquisition module, also for obtaining the time series data of signal lamp of traffic intersection of required drafting;
Described drafting module, also for being plotted in described friendship according to described time series data by traffic signal light conditionOn path mouth signal base map, obtain traffic intersection signal timing diagram.
The method for drafting of above-mentioned traffic intersection signal timing diagram and system, by setting up in client and road network letterThe crossing geographical coordinate configuration information of breath database same format, then obtains the traffic intersection pair of required draftingThe crossing geographical coordinate configuration information of the client of answering, and resolve the geographical coordinate configuration information acquisition of described crossingCrossing geographical coordinate, adopts drawing engine to draw friendship according to crossing geographical coordinate information and corresponding road network informationPath mouth schematic diagram, thus traffic intersection signal timing diagram obtained. This programme, by full-automatic mode, is realizedThe drafting of traffic intersection signal timing diagram, improved and obtained the efficiency of traffic intersection signal timing diagram and in real timeProperty, facilitate the described traffic intersection signal timing diagram of follow-up displaying, realize Real-Time Monitoring.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the method for drafting embodiment of traffic intersection signal timing diagram of the present invention;
Fig. 2 is the structural representation of the drawing system embodiment of traffic intersection signal timing diagram of the present invention.
Detailed description of the invention
Carry out in detail for the method for drafting of traffic intersection signal timing diagram of the present invention and each embodiment of system belowThin description.
As shown in Figure 1, be the flow process signal of the method for drafting embodiment of traffic intersection signal timing diagram of the present inventionFigure, comprises step:
Step S101: set up with the crossing geographical coordinate of road network information database same format and configure in clientInformation;
Road network information database is the database that records road network information and crossing geographical coordinate, and road network information comprisesAbout a series of information at crossing.
In an embodiment, before step S101, also comprise therein:
From geographic information database, read road network information and the crossing geographical coordinate of each traffic intersection;
The road network information of each traffic intersection and crossing geographical coordinate are stored according to form, obtained road network letterBreath database.
The above-mentioned form of mentioning is file format, such as, can be XML form.
Step S102: the crossing geographical coordinate configuration letter that obtains the client that the traffic intersection of required drafting is correspondingBreath, and resolve geographical coordinate configuration information acquisition crossing, crossing geographical coordinate;
This crossing geographical coordinate information of crossing geographical coordinate configuration information record, crossing geographical coordinate information refers toThe coordinate in the geographical position at crossing.
Step S103: read geographical coordinate position, crossing according to crossing geographical coordinate from road network information databaseThe road network information of corresponding traffic intersection, wherein, road network information comprises intersection information, isolation strip information, spotHorse line information, greenbelt information;
Step S104: according to road network information and adopt drawing engine to draw traffic intersection signal base map;
Above-mentioned drawing engine comprises various mapping softwares, such as GDI+ (GDI), OpenGL (openThe graphic package interface of putting) Image Rendering engine.
Step S105: obtain the time series data of the signal lamp of the traffic intersection of required drafting, according to time series dataTraffic signal light condition is plotted on traffic intersection signal base map, obtains traffic intersection signal timing diagram.
The main purpose of this step is that the time series data of signal lamp is plotted on traffic intersection signal base map, fromAnd obtain traffic intersection signal timing diagram. Also be to adopt drawing engine that traffic signal light condition is plotted in to trafficOn crossing signal base map. Wherein, vehicle, pedestrian's direct of travel can also be plotted in to the traffic intersection signal endOn figure. Obtain for the first time the time series data step of the signal lamp of the traffic intersection of required drafting, can obtainWhen traffic intersection signal base map, obtain, also can obtain in the time obtaining crossing geographical coordinate configuration information time simultaneouslyOrder sequenced data.
Such as, in an embodiment, this step comprises therein:
Traffic signaling equipment configuration information in client foundation with road network information database same format;
Obtain and resolve the traffic signaling equipment configuration information of the traffic intersection of required drafting, obtain traffic signaling equipmentIp address and title;
Be connected traffic signaling equipment according to the ip address of traffic signaling equipment with title, obtain signal in traffic signaling equipmentThe time series data of lamp.
Obtain after traffic intersection signal timing diagram, when the follow-up traffic that will show this crossing coordinate, canBy repeating step S105, the time series data of Real-time Obtaining signal lamp, is plotted in friendship by traffic signal light conditionPath mouth signal base map, thereby real-time update traffic intersection signal timing diagram, thus realize real-time exhibition and inspectionSurvey this crossing situation.
This programme configures by setting up in client with the crossing geographical coordinate of road network information database same formatInformation, then obtains the crossing geographical coordinate configuration information of the client that the traffic intersection of required drafting is corresponding,And resolve geographical coordinate configuration information acquisition crossing, crossing geographical coordinate, according to crossing geographical coordinate information and rightThe road network information of answering adopts drawing engine to draw traffic intersection schematic diagram, thereby obtains traffic intersection signal sequenceFigure. This programme, by full-automatic mode, has been realized the drafting of traffic intersection signal timing diagram, has improved acquisitionThe efficiency of traffic intersection signal timing diagram and real-time, facilitate follow-up displaying traffic intersection signal timing diagram, realExisting Real-Time Monitoring.
Therein in an embodiment, can be after step S104, before step S105, or in stepAfter rapid S105, also comprise: according to the light information receiving, the light of traffic intersection signal base map is carried out to U.S.Change.
Or after step S105, also comprise: according to receive light information to traffic intersection signal sequenceThe light of figure beautifies.
By this step, make traffic intersection signal timing diagram and actual scene more approaching, facilitate user monitoring.
In concrete a utilization, after initializing successfully, enter wait client connection status. If there is visitorFamily end connects, and establishment is connected with client, then enters and waits for that client xml subscription data (is crossingGeographical coordinate configuration information and traffic signaling equipment configuration information) state. Wait receives client and sends appointmentForm xml subscription data, Xml data format is as follows:
After the data that the form that receives client subscription is xml, xml data are resolved, separate respectivelyAnalyse ip address and the title of traffic intersection geographical coordinate and semaphore.
By the traffic intersection geographical coordinate retrieval road network information database of resolving, friendship corresponding to inquiry coordinate pointsThe road net data of path mouth.
The road net data of the traffic intersection retrieving is sent to drawing engine, and drawing engine is drawn traffic intersectionSignal base map, traffic intersection signal base map comprises the isolation strip of traffic intersection, road cross, zebra stripes.
By the semaphore ip address of parsing and the title of semaphore, connect traffic intersection signal by tcp/ipMachine, reads in the time sequence status of the traffic lights in traffic intersection semaphore in system in real time.
Send in drawing engine obtaining the time series data of traffic lights, drawing engine according to signal timeOrder sequenced data is plotted to the vehicle of traffic intersection, pedestrian's guiding on traffic intersection signal base map. Vehicle, pedestrianGuiding comprises vehicle, pedestrian's direct of travel, the running status of current crossroad traffic signal lamp.
The result of drafting is generated to traffic intersection signal timing diagram and turns back to client.
Complete after traffic intersection signal timing diagram, directly turn back to the time series data that obtains traffic lights is sent outDeliver in drawing engine, drawing engine leads the vehicle of traffic intersection, pedestrian according to the time series data of signalBe plotted on traffic intersection signal base map in step, the signal lamp sequential picture of real-time rendering traffic intersection also returnsGet back to client.
The present invention is taking drawing engine as basis, according to client prescribed form xml subscription data, automatically paintsThe traffic intersection schematic diagram at arbitrary shape processed, crossing, according to the configuration of subscribing to the semaphore in xml automatically fromThe time sequence status of Real-time Obtaining signal lamp in traffic signaling equipment, and incite somebody to action by drawing engine according to the characteristic at crossingThe vehicle of traffic intersection, pedestrian lead on the traffic intersection schematic diagram of drawing. Various friendships are fundamentally solvedIt is loaded down with trivial details that path mouth must in advance be drawn crossing picture according to the actual conditions at crossing, can draw arbitrarily that some are nonstandardPedestrian, vehicle guidance arrow, arbitrary dimension traffic intersection in accurate crossing and crossing, as long as client is according to fingerThe geographical coordinate at the formula that fixes xml crossing, semaphore configuration, just receive after these configuration informations reality automaticallyTime draw traffic intersection operation conditions, and generating pictures turns back to client, thereby improved acquisition trafficThe real-time of crossing signal timing diagram, also reduces the manpower of drawing according to actual traffic crossing.
According to said method, the present invention also provides a kind of drawing system of traffic intersection signal timing diagram, as Fig. 2Shown in, be the structural representation of the drawing system embodiment of traffic intersection signal timing diagram of the present invention, comprising:
Configuration information module 210, for the ground, crossing with road network information database same format in client foundationReason coordinate configuration information;
Acquisition module 220, for obtaining the crossing geographical coordinate of the client that the traffic intersection of required drafting is correspondingConfiguration information, and resolve geographical coordinate configuration information acquisition crossing, crossing geographical coordinate;
Read module 230, for reading from road network information database according to crossing geographical coordinate, crossing is geographical to be satThe road network information of traffic intersection corresponding to cursor position, wherein, road network information comprises that intersection information, isolation take a messageBreath, zebra stripes information, greenbelt information;
Drafting module 240, for according to road network information and adopt drawing engine to draw traffic intersection signal base map;
Acquisition module 220, also for obtaining the time series data of signal lamp of traffic intersection of required drafting;
Drafting module 240, also for being plotted in traffic intersection signal according to time series data by traffic signal light conditionOn base map, obtain traffic intersection signal timing diagram.
In an embodiment, configuration information module, also for setting up and road network information number in client thereinAccording to the traffic signaling equipment configuration information of storehouse same format;
Acquisition module, comprising:
The first sub-acquisition module, for obtaining and resolve the traffic signaling equipment configuration of traffic intersection of required draftingInformation, ip address and the title of acquisition traffic signaling equipment;
The second sub-acquisition module, is connected traffic signaling equipment for the ip address according to traffic signaling equipment with title,Obtain the time series data of signal lamp in traffic signaling equipment.
In an embodiment, after drafting module, also comprise and beautify module therein, for: according to what receiveLight information is beautified the light of traffic intersection signal base map.
In an embodiment, before configuration information module, also comprise Database module therein, for:
From geographic information database, read road network information and the crossing geographical coordinate of each traffic intersection;
The road network information of each traffic intersection and crossing geographical coordinate are stored according to form, obtained road network letterBreath database.
In an embodiment, form is XML form therein.
The drawing system of traffic intersection signal timing diagram of the present invention and traffic intersection signal timing diagram of the present inventionMethod for drafting be one to one, the phase in the method for drafting embodiment of above-mentioned traffic intersection signal timing diagramClose technical characterictic and technique effect thereof and be all applicable in the drawing system embodiment of traffic intersection signal timing diagram,Do not repeat them here.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed,But can not therefore be interpreted as the restriction to the scope of the claims of the present invention. It should be pointed out that for this areaThose of ordinary skill, without departing from the inventive concept of the premise, can also make some distortion andImprove, these all belong to protection scope of the present invention. Therefore, the protection domain of patent of the present invention should be with appendedClaim is as the criterion.
Claims (10)
1. a method for drafting for traffic intersection signal timing diagram, is characterized in that, comprising:
Crossing geographical coordinate configuration information in client foundation with road network information database same format;
Obtain the crossing geographical coordinate configuration information of the client that the traffic intersection of required drafting is corresponding, and resolveDescribed crossing geographical coordinate configuration information obtains crossing geographical coordinate;
From described road network information database, read geographical coordinate position, described crossing according to described crossing geographical coordinatePut the road network information of corresponding traffic intersection, wherein, described road network information comprises intersection information, isolates and take a messageBreath, zebra stripes information, greenbelt information;
According to described road network information and adopt drawing engine to draw traffic intersection signal base map;
Obtain the time series data of the signal lamp of the traffic intersection of required drafting, according to described time series data by trafficSignal lamp state is plotted on described traffic intersection signal base map, obtains traffic intersection signal timing diagram.
2. the method for drafting of traffic intersection signal timing diagram according to claim 1, is characterized in that,The time series data step of the signal lamp of the described traffic intersection that obtains required drafting, comprising:
Traffic signaling equipment configuration information in client foundation with described road network information database same format;
Obtain and resolve the traffic signaling equipment configuration information of the traffic intersection of required drafting, obtain traffic signaling equipmentIp address and title;
Be connected traffic signaling equipment according to the ip address of traffic signaling equipment with title, obtain signal in traffic signaling equipmentThe time series data of lamp.
3. the method for drafting of traffic intersection signal timing diagram according to claim 1, is characterized in that,Described according to described road network information and after adopting drawing engine drafting traffic intersection signal base map step, also bagDraw together:
According to the light information receiving, the light of described traffic intersection signal base map is beautified.
4. according to the method for drafting of the traffic intersection signal timing diagram described in claims 1 to 3 any one,It is characterized in that, set up with the crossing geographical coordinate configuration of road network information database same format and believe in clientBefore the step of breath, also comprise:
From geographic information database, read road network information and the crossing geographical coordinate of each traffic intersection;
The road network information of each described traffic intersection and crossing geographical coordinate are stored according to described form, obtainedObtain described road network information database.
5. according to the method for drafting of the traffic intersection signal timing diagram described in claims 1 to 3 any one,It is characterized in that, described form is XML form.
6. a drawing system for traffic intersection signal timing diagram, is characterized in that, comprising:
Configuration information module, for the crossing geography with road network information database same format in client foundationCoordinate configuration information;
Acquisition module, joins for the crossing geographical coordinate that obtains the client that the traffic intersection of required drafting is correspondingPut information, and resolve geographical coordinate configuration information acquisition crossing, described crossing geographical coordinate;
Read module, described in reading from described road network information database according to described crossing geographical coordinateThe road network information of traffic intersection corresponding to geographical coordinate position, crossing, wherein, described road network information comprises crossingInformation, isolation strip information, zebra stripes information, greenbelt information;
Drafting module, for according to described road network information and adopt drawing engine to draw traffic intersection signal base map;
Described acquisition module, also for obtaining the time series data of signal lamp of traffic intersection of required drafting;
Described drafting module, also for being plotted in described friendship according to described time series data by traffic signal light conditionOn path mouth signal base map, obtain traffic intersection signal timing diagram.
7. the drawing system of traffic intersection signal timing diagram according to claim 6, is characterized in that,Described configuration information module, also for the friendship with described road network information database same format in client foundationMessenger machine configuration information;
Described acquisition module, comprising:
The first sub-acquisition module, for obtaining and resolve the traffic signaling equipment configuration of traffic intersection of required draftingInformation, ip address and the title of acquisition traffic signaling equipment;
The second sub-acquisition module, is connected traffic signaling equipment for the ip address according to traffic signaling equipment with title,Obtain the time series data of signal lamp in traffic signaling equipment.
8. the drawing system of traffic intersection signal timing diagram according to claim 6, is characterized in that,After described drafting module, also comprise and beautify module, for:
According to the light information receiving, the light of described traffic intersection signal base map is beautified.
9. according to the drawing system of the traffic intersection signal timing diagram described in claim 6 to 8 any one,It is characterized in that, before configuration information module, also comprise Database module, for:
From geographic information database, read road network information and the crossing geographical coordinate of each traffic intersection;
The road network information of each described traffic intersection and crossing geographical coordinate are stored according to described form, obtainedObtain described road network information database.
10. according to the drawing system of the traffic intersection signal timing diagram described in claim 6 to 8 any one,It is characterized in that, described form is XML form.
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| CN106197439B (en) * | 2016-06-24 | 2019-08-02 | 百度在线网络技术（北京）有限公司 | Road method for drafting and device |
| CN108847043A (en) * | 2018-07-19 | 2018-11-20 | 连云港杰瑞电子有限公司 | A kind of method of graphical representation traffic signal controlling machine operating status |
| CN108898839B (en) * | 2018-09-13 | 2020-10-09 | 武汉泰坦智慧科技有限公司 | Real-time dynamic traffic information data system and updating method thereof |
| CN111260936B (en) * | 2020-01-17 | 2021-02-02 | 爱易成技术(天津)有限公司 | Configuration method and device of traffic signal machine |
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| CN101261766A (en) * | 2008-03-12 | 2008-09-10 | 四川通安实业有限公司 | Real time 3-D image monitoring platform for city traffic signals |
| CN102708699B (en) * | 2012-04-28 | 2014-06-18 | 中国计量学院 | WebGIS (Web Geographic Information System)-based traffic light fault supervision system |
| CN102968807B (en) * | 2012-10-29 | 2015-12-16 | 广东威创视讯科技股份有限公司 | image automatic generation method and system |
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Address after: 510670 Guangdong Province, Guangzhou high tech Industrial Development Zone Kezhu Road No. 233 Patentee after: Wei Chong group Limited by Share Ltd Address before: 510663 Guangzhou province high tech Industrial Development Zone, Guangdong, Cai road, No. 6, No. Patentee before: Guangdong Weichuangshixun Science and Technology Co., Ltd. |