CN102254429A - Video identification-based detection apparatus and method of vehicles against regulations - Google Patents
Video identification-based detection apparatus and method of vehicles against regulations Download PDFInfo
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Abstract
The invention discloses a video identification-based detection apparatus and a method thereof of vehicles against regulations. The detection system comprises an upper supervisor, a control and transmission device, an infrared ray panoramic camera and a high speed close-up camera. The control and transmission device includes a video acquisition and conversion module, a rule arrangement module, a vehicle detection module, a peccancy analysis module, a camera control module, and a data wireless transmission module. According to the detection method, an image identification technology and a video tracking technology are applied, so that a problem of multi-target detection on vehicles against regulations is effectively solved and misjudgment on normal lane changing behaviors can be avoided; moreover, vehicles against regulations can be detected on the night condition and the condition of bad weather, wherein the vehicles are at the far distance. According to the invention, utilized equipment is perfect and the employed technology is mature; detection efficiency is high; detection cost is substantially reduced; and an efficiency and an intelligent level of traffic management are improved.
Description
Technical field
The invention belongs to break in traffic rules and regulations Automatic Measurement Technique field, be specifically related to a kind of vehicles peccancy pick-up unit and method based on video identification.
Background technology
Along with the quick increase of China's city automobile recoverable amount, the generation that the break in traffic rules and regulations behavior is also more and more frequent.Particularly for intersection, because the entrance driveway number of track-lines is more, and each track vehicle queue length inequality, the malice behaviors such as compacting line lane change of jumping a queue and break rules and regulations are very general, not only influenced the cruising of long queuing wagon flow, also easily block short queuing track, wagon flow place, more influenced abidance by rules person for driving a car's fair psychology, very easily cause vehicle grazing accident and driver's dispute.On April 1st, 2010 rose, and new the modification in " motor vehicle driving license application to get and the use regulation " implemented to the driver that interim lane change is jumped a queue and investigated and prosecuted, will be fined 200 yuan, remember 2 fens.But various places traffic control department implementation effect in practice is unsatisfactory.Therefore, the monitoring to urban road intersection vehicle peccancy lane change behavior has great practical significance.
But, still do not have at present the jump a queue test technique automatic of act of violating regulations of ripe crossing inlet road vehicle.
China is current, and what the detection of crossing inlet road act of violating regulations was generally adopted is the inductive coil technology, promptly locates to bury underground inductive coil at crossing stop line or central strip line etc., triggers to take a picture by inductive coil and takes.There is following several respects defective in this system: the one, and need the excavation road to bury coil underground, if fault or coil end in serviceable life itself needs excavated pavement to overhaul or change; The 2nd, because the crossing inlet road is can not the lane change solid line often very long, reach tens of rice apart from stop line, therefore concerning lane change control violating the regulations, the cost of burying coil underground is very high; The 3rd, be the zone of dotted line at distance stop line lane line far away, malice is jumped a queue and normal lane change behavior owing to can't distinguish, if still adopt inductive coil to detect, easily causes mistake to clap and causes dispute.
Another kind of crossing break in traffic rules and regulations behavior detection method be by video technique to break in traffic rules and regulations behavior monitor, promptly checkout equipment one termination is gone into traffic light signal, the other end inserts camera, act of violating regulations is taken pictures to making a dash across the red light etc.But such technology has several defectives: the one, generally lack video frequency tracking technology and mode identification technology, and can only catch the behavior of making a dash across the red light according to traffic light signal, be difficult to catch the behavior of jumping a queue of solid line lane change and malice, applicability is low; The 2nd, to the coverage accuracy requirement height of video camera, if image pickup scope is crossed stop line, then the probability of by mistake clapping can be very high, and other vehicles in the video camera shooting picture easily bring interference to post-processed; The 3rd, the video camera sight line easily is blocked, and is difficult to catch large car rear compact car violating the regulations.
Patent CN101593422B has proposed the break in traffic rules and regulations detection method of a kind of video frequency tracking and pattern-recognition, and mode identification technology that adopts in this method and algorithm are still immature, and research and development have a big risk, and is difficult to guarantee the accuracy and the accuracy rate that detect.This detection method is unable to cope with especially to multiple goal situation violating the regulations simultaneously.Simultaneously, this detection method is difficult to tackle the peak period with the tighter fleet of car, can't take pictures to the vehicles peccancy that licence plate is blocked by front truck.This detection method also can't be in operate as normal under the inclement weather.
Summary of the invention
Technical matters:The purpose of this invention is to provide a kind of the vehicles peccancy pick-up unit and method based on video identification that can accurately detect break in traffic rules and regulations behaviors such as the multiple goal vehicle occurs breaking rules and regulations to realize that lane change, dotted line solid line malice are jumped a queue simultaneously and vehicles peccancy is effectively taken pictures.
Technical scheme:Vehicles peccancy pick-up unit based on video identification comprises the upper managing computer that is used for rule definition, instruction issuing and data management analysis; The control and the transmitting device that are used for vision signal processing, video camera control and data transmission; The infrared ray panoramic camera that is used for video acquisition and pan-shot; The high speed feature video camera that is used for vehicles peccancy photograph taking and data transmission; Described upper managing computer is connected by wireless network with transmitting device with control, and described control is connected with high speed feature video camera with the infrared ray panoramic camera respectively by data line with transmitting device.Described control and transmitting device comprise that video acquisition and modular converter, rule are provided with module, vehicle detection module, analysis module, video camera control module and data wireless transport module violating the regulations.The data wireless transport module is connected by wireless network with upper managing computer, the data wireless transport module sends the rule of upper managing computer issue and instruction to rule module is set, and video acquisition and modular converter is obtained and deposits in the vehicles peccancy picture transmission of internal memory and give upper managing computer; Rule is provided with module and sends the rule and the instruction of upper managing computer issue to video acquisition and modular converter, vehicle detection module and analysis module violating the regulations; Video acquisition is connected with high speed feature video camera with the infrared ray panoramic camera respectively by data line with modular converter; The vehicle detection module is handled the framing bit figure that video acquisition and modular converter obtain, and result is sent to analysis module violating the regulations; The testing result that analysis module violating the regulations sends the vehicle detection module is comprehensively judged, form instruction and instruction is sent to the video camera control module according to judged result, the video camera control module is connected with high speed feature video camera with the infrared ray panoramic camera respectively by data line.
Vehicles peccancy detection method based on video identification may further comprise the steps:
1) video data that will take continuously of infrared ray panoramic camera is sent to video acquisition and modular converter;
2) video acquisition and modular converter convert the video data that receives framing bit figure to and deposit internal memory in;
3) the vehicle detection module is extracted framing bit figure from internal memory, and vehicle is discerned, and detects the vehicle movement locus and sends to analysis module violating the regulations, when finding vehicle touching lane line, enters step 4);
4) as vehicle touching road junction lane line, analysis module violating the regulations directly is judged as violating the regulations, and enters step 5); As vehicle touching terrain vehicle diatom, video camera control module control infrared ray panoramic camera is followed the trail of this vehicle and continuous several framing bits figure is sent to analysis module violating the regulations, analysis module violating the regulations is provided with vehicle movement track and rule rules violating the regulations such as the continuous line ball time limit value that defines in the module and the minimum lane change time interval and is analyzed, when after this vehicle same terrain vehicle diatom time of continuous touching surpasses continuous line ball time limit value or touching terrain vehicle diatom, in the minimum lane change time interval, touching another terrain vehicle diatom again, analysis module violating the regulations is judged as violating the regulations, and enter step 5), otherwise get back to step 3);
5) the high speed feature video camera track lock vehicles peccancy of video camera control module control infrared ray panoramic camera and ad-hoc location is taken pictures and photo and vehicles peccancy information is sent to video acquisition and modular converter vehicles peccancy;
6) video acquisition and modular converter deposit vehicles peccancy photo and information internal memory in and are sent to upper managing computer by the data wireless transport module.
In the step 3) of the present invention, analysis module (25) violating the regulations uses the sequential areas growth method whether to block the video simulation lane line according to driving vehicle and detects vehicle touching lane line; In the step 4), video camera control module (26) uses sequence Monte Carlo filtering algorithm control infrared ray panoramic camera (3) to follow the trail of vehicle.Rules violating the regulations such as the continuous line ball time limit value in the step 4) and the minimum lane change time interval are determined by vehicle supervision department.
In the step 5) of the present invention; the high speed feature video camera of infrared ray panoramic camera and ad-hoc location can carry out instantaneous candid photograph and time-delay retake to vehicles peccancy; as retake after delaying time some seconds; or retake when travelling to the crossing by vehicles peccancies such as video frequency tracking functions, to guarantee to obtain the license plate information of vehicles peccancy.
In the step 5) of the present invention, when many vehicles are violating the regulations simultaneously, analysis module violating the regulations is controlled different each vehicles peccancies of high speed feature video camera track lock simultaneously by the video camera control module and is taken pictures, and can guarantee that accurate detection record multiple goal vehicle is violating the regulations simultaneously.
Beneficial effect:The present invention can detect simultaneously that vehicle malice is jumped a queue, solid line lane change and change the break in traffic rules and regulations behavior in two above tracks continuously, avoids the erroneous judgement to normal lane change behavior; Because high speed feature video camera is from proceeds posterolateral the violation vehicle to be taken, and the instruction by accepting control and transmitting device is taken when optimal viewing angle, therefore the visual angle can not stopped by violation vehicle periphery vehicle, when also having avoided only using the single-view video camera owing to target is blocked the problem that loses tracking; Every high speed feature video camera only is responsible for certain visual angle and the interior vehicle shooting of distance among the present invention, so can guarantee to obtain simultaneously many information of vehicle in violation of rules and regulations, and under bad weather conditions, improve the sharpness of photo, can detect longer-distance vehicles peccancy under night and the bad weather condition, solve multi-target detection problem simultaneously effectively vehicles peccancy.Equipment of the present invention and technology maturation, the detection efficiency height greatly reduces the detection cost, has improved the efficient and the intelligent level of traffic administration.
Description of drawings
Fig. 1 is the structured flowchart of pick-up unit of the present invention;
Fig. 2 is on-the-spot floor map for the present invention detects;
Fig. 3 is the theory diagram of pick-up unit of the present invention;
Fig. 4 is the process flow diagram of detection method of the present invention, and the simulation solid line is the road junction lane line among the figure, and the simulation dotted line is the terrain vehicle diatom;
Have among the figure: upper managing computer 1, control and transmitting device 2, infrared ray panoramic camera 3, high speed feature video camera 4, data wireless transport module 21, rule are provided with module 22, video acquisition and modular converter 23, vehicle detection module 24, analysis module 25 violating the regulations, video camera control module 26, the malice vehicle 5 of jumping a queue, continuous change lane 6, compacting line lane change vehicle 7.
Embodiment
Based on the vehicles peccancy pick-up unit of video identification, comprise the upper managing computer 1 that is used for rule definition, instruction issuing and data management analysis; The control and the transmitting device 2 that are used for vision signal processing, video camera control and data transmission; The infrared ray panoramic camera 3 that is used for video acquisition and pan-shot; The high speed feature video camera 4 that is used for vehicles peccancy photograph taking and data transmission; Described upper managing computer 1 and control and transmitting device 2 are connected by wireless network, and described control is connected with high speed feature video camera 4 with infrared ray panoramic camera 3 respectively by data line with transmitting device 2.Described control and transmitting device 2 comprise that video acquisition and modular converter 23, rule are provided with module 22, vehicle detection module 24, analysis module 25, video camera control module 26 and data wireless transport module 21 violating the regulations.Data wireless transport module 21 and upper managing computer 1 are connected by wireless network, data wireless transport module 21 sends the rule of upper managing computer 1 issue and instruction to rule module 22 is set, and video acquisition and modular converter 23 is obtained and deposits in the vehicles peccancy picture transmission of internal memory and give upper managing computer 1; Rule is provided with module 22 and sends the rule and the instruction of upper managing computer (1) issue to video acquisition and modular converter 23, vehicle detection module 24 and analysis module violating the regulations 25; Video acquisition is connected with high speed feature video camera 4 with infrared ray panoramic camera 3 respectively by data line with modular converter 23, the continuous video data that video acquisition and modular converter 23 are taken infrared ray panoramic camera 3 converts framing bit figure to and deposits internal memory in, and the vehicles peccancy photo that infrared ray panoramic camera 3 and high speed feature video camera 4 are taken deposits internal memory in; Vehicle detection module 24 is responsible for the framing bit figure that video acquisition and modular converter 23 obtain is handled, and result is sent to analysis module 25 violating the regulations; The testing result of 25 pairs of vehicle detection modules of analysis module, 24 inputs violating the regulations is comprehensively judged, form instruction and instruction is sent to video camera control module 26 according to judged result, video camera control module 26 is connected with high speed feature video camera 4 with infrared ray panoramic camera 3 respectively by data line.
Vehicles peccancy detection method based on video identification may further comprise the steps:
1) video data that will take continuously of infrared ray panoramic camera 3 is sent to video acquisition and modular converter 23;
2) video acquisition and modular converter 23 convert the video data that receives framing bit figure to and deposit internal memory in;
3) the vehicle detection module is extracted framing bit figure from internal memory,, vehicle is discerned, detect the vehicle movement locus and send to analysis module 25 violating the regulations, when finding vehicle touching lane line, enter step 4);
4) as vehicle touching road junction lane line, analysis module 25 violating the regulations directly is judged as violating the regulations, and enters step 5); As vehicle touching terrain vehicle diatom, video camera control module 26 control infrared ray panoramic cameras (3) are followed the trail of this vehicle and continuous several framing bits figure are sent to analysis module 25 violating the regulations, analysis module 25 violating the regulations is provided with vehicle movement track and rule rules violating the regulations such as the continuous line ball time limit value of definition in the module 22 and the minimum lane change time interval and is analyzed, when after this vehicle same terrain vehicle diatom time of continuous touching surpasses continuous line ball time limit value or touching terrain vehicle diatom, in the minimum lane change time interval, touching another terrain vehicle diatom again, analysis module 25 violating the regulations is judged as violating the regulations, and enter step 5), otherwise get back to step 3);
5) analysis module 25 violating the regulations is by the high speed feature video camera 4 track lock vehicles peccancies of video camera control module 26 control infrared ray panoramic cameras 3 and ad-hoc location, and vehicles peccancy is carried out instantaneous candid photograph and time-delay retake and deposits photo and vehicles peccancy information in internal memory; When many vehicles were violating the regulations simultaneously, analysis module 25 violating the regulations was controlled different high speed feature video camera 4 simultaneously by video camera control module 26 each vehicles peccancy is taken pictures;
6) analysis module 25 violating the regulations is sent to upper managing computer 1 with vehicles peccancy photo and information by data wireless transport module 21.
Before vehicles peccancy detection method of the present invention is implemented, earlier will be by upper managing computer 1 definition pattern, road junction lane line and rules violating the regulations such as terrain vehicle diatom information, guarded region violating the regulations, and the rule of will breaking rules and regulations is sent to rule by the data wireless transport module module is set, and it is standby that rule is provided with the rale store violating the regulations that module will receive.
Claims (3)
1. vehicles peccancy pick-up unit based on video identification, it is characterized in that this device comprises upper managing computer (1), the control and the transmitting device (2) that are used for vision signal processing, video camera control and data transmission, the infrared ray panoramic camera (3) that is used for video acquisition and pan-shot that is used for rule definition, instruction issuing and data management analysis, the high speed feature video camera (4) that is used for vehicles peccancy photograph taking and data transmission; Described upper managing computer (1) is connected by wireless network with transmitting device (2) with control, and described control is connected with high speed feature video camera (4) with infrared ray panoramic camera (3) respectively by data line with transmitting device (2);
Described control and transmitting device (2) comprise that data wireless transport module (21), rule are provided with module (22), video acquisition and modular converter (23), vehicle detection module (24), analysis module (25) violating the regulations and video camera control module (26); Described data wireless transport module (21) is connected by wireless network with upper managing computer (1), data wireless transport module (21) sends the rule of upper managing computer (1) issue and instruction to rule module (22) is set, and video acquisition and modular converter (23) is obtained and deposits in the vehicles peccancy picture transmission of internal memory and give upper managing computer (1); Rule is provided with module (22) and sends the rule and the instruction of upper managing computer (1) issue to video acquisition and modular converter (23), vehicle detection module (24) and analysis module violating the regulations (25); Video acquisition is connected with high speed feature video camera (4) with infrared ray panoramic camera (3) respectively by data line with modular converter (23); Vehicle detection module (24) is handled the framing bit figure that video acquisition and modular converter (23) obtain, and result is sent to analysis module violating the regulations (25); The testing result that analysis module (25) violating the regulations sends vehicle detection module (24) is comprehensively judged, form instruction and instruction is sent to video camera control module (26) according to judged result, video camera control module (26) is connected with high speed feature video camera (4) with infrared ray panoramic camera (3) respectively by data line.
2. an application rights requires the vehicles peccancy detection method of 1 described device, it is characterized in that this method may further comprise the steps:
1) video data that will take continuously of infrared ray panoramic camera (3) is sent to video acquisition and modular converter (23);
2) video acquisition and modular converter (23) convert the video data that receives framing bit figure to and deposit internal memory in;
3) the vehicle detection module is extracted framing bit figure from internal memory, and vehicle is discerned, and detects the vehicle movement locus and sends to analysis module violating the regulations (25), when finding vehicle touching lane line, enters step 4);
4) as vehicle touching road junction lane line, analysis module (25) violating the regulations directly is judged as violating the regulations, and enters step 5); As vehicle touching terrain vehicle diatom, video camera control module (26) control infrared ray panoramic camera (3) is followed the trail of this vehicle and continuous several framing bits figure is sent to analysis module violating the regulations (25), analysis module (25) violating the regulations is provided with vehicle movement track and rule rules violating the regulations such as the continuous line ball time limit value that defines in the module (22) and the minimum lane change time interval and is analyzed, when after this vehicle same terrain vehicle diatom time of continuous touching surpasses continuous line ball time limit value or touching terrain vehicle diatom, in the minimum lane change time interval, touching another terrain vehicle diatom again, analysis module (25) violating the regulations is judged as violating the regulations, and enter step 5), otherwise get back to step 3);
5) high speed feature video camera (4) the track lock vehicles peccancy of video camera control module (26) control infrared ray panoramic camera (3) and ad-hoc location is taken pictures and photo and vehicles peccancy information is sent to video acquisition and modular converter (23) vehicles peccancy;
6) video acquisition and modular converter (23) deposit vehicles peccancy photo and information internal memory in and are sent to upper managing computer (1) by data wireless transport module (21).
3. the described vehicles peccancy detection method of claim 2 is characterized in that, in the described step 3), analysis module (25) violating the regulations uses the sequential areas growth method whether to block the video simulation lane line according to driving vehicle and detects vehicle touching lane line; In the described step 4), video camera control module (26) uses sequence Monte Carlo filtering algorithm control infrared ray panoramic camera (3) to follow the trail of vehicle.
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