CN102592450A - System and method for snapshotting behavior of motor vehicles not giving precedence to pedestrians on zebra stripes - Google Patents
System and method for snapshotting behavior of motor vehicles not giving precedence to pedestrians on zebra stripes Download PDFInfo
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Abstract
The invention relates to the field of intelligent transportation monitoring, and discloses a system and a method for snapshotting a behavior of motor vehicles not giving precedence to pedestrians on zebra stripes, by which no human cost is required, and an operation of carrying out automatic evidence-taking on illegal behaviors that motor vehicles do not give precedence to pedestrians is performed. According to the invention, the system comprises a pedestrian image acquisition unit, a motor vehicle image acquisition unit, a pedestrian detection unit, and a motor vehicle detection and snapshotting unit, wherein the pedestrian image acquisition unit is used for acquiring images of pedestrians on a zebra stripe; the motor vehicle image acquisition unit is used for acquiring images of motor vehicles passing cross a motorway on the zebra stripe; the pedestrian detection unit is used for detecting the number of pedestrians in the images of pedestrians; and the motor vehicle detection and snapshotting unit is used for carrying out real-time detection on motor vehicles according to the images of motor vehicles acquired by the motor vehicle image acquisition unit, and when detecting that a motor vehicle is located on the zebra stripe and the number of pedestrian is equal to or greater than a scheduled threshold, taking at least three evidence photos from the images of motor vehicles.
Description
Technical field
The present invention relates to intelligent transportation monitoring field, particularly a kind of video processing technique.
Background technology
According to " law on road traffic safety " the 47 regulation, motor line should Reduced Speed Now when crossing; Run into the pedestrian when the crossing, should Stop and give way.Motor line is met the pedestrian and is crossed road when not having the road of traffic signals, should dodge.But in real life, part driver does not but observe this regulation, have in addition when seeing the pedestrian through crossing, quicken to blow a whistle through, bring hidden danger to traffic safety.
Meet the traffic offence behavior of not stopping and dodging when Zebra crossing pedestrian passes through to motor vehicle, the traffic patrol police uses many methods to be at present: 1) on-site law-enforcing; 2) three-dimensional zebra stripes are set; 3) manual signal lamp is set; 4) deceleration strip etc. is set; But inventor of the present invention finds, said method or a large amount of human costs of needs cost, or can only lean on the motor vehicle driver voluntary observance; And when motor vehicles are violating the regulations, lack strong law enforcement evidence, make these methods in practical application, produce little effect.
For addressing the above problem, the present invention proposes a kind of motor vehicle zebra stripes based on video analysis and does not give precedence to pedestrian behavior real-time grasp shoot method and system.
Summary of the invention
The object of the present invention is to provide a kind of motor vehicle zebra stripes not give precedence to pedestrian behavior capturing system and method thereof, need not human cost and automatically motor vehicle is paid no attention to let pedestrian's violation act of violating regulations collect evidence.
For solving the problems of the technologies described above, embodiment of the present invention discloses a kind of motor vehicle zebra stripes and has not given precedence to the pedestrian behavior capturing system, comprising:
Pedestrian's image acquisition units is used to gather the pedestrian's image on the zebra stripes;
The motor vehicle image acquisition units is used to gather the motor vehicle image through on the car lane of zebra stripes;
The pedestrian detection unit is used for pedestrian's image detection pedestrian number of being gathered according to pedestrian's image acquisition units;
Motor vehicle detecting and candid photograph unit; Be used for the real-time machines motor-car of motor vehicle image gathered according to the motor vehicle image acquisition units; Be positioned on the zebra stripes and the detected pedestrian's number in pedestrian detection unit during when having detected motor vehicle, from the motor vehicle image that the motor vehicle image acquisition units is gathered, extract at least three evidence-obtaining photographs more than or equal to predetermined threshold.
Embodiment of the present invention also discloses a kind of motor vehicle zebra stripes and has not given precedence to the pedestrian behavior grasp shoot method, may further comprise the steps:
Gather the pedestrian's image on the zebra stripes;
Gather through the motor vehicle image on the car lane of zebra stripes;
According to the pedestrian's image detection pedestrian number that collects;
According to the real-time machines motor-car of the motor vehicle image that collects, be positioned on the zebra stripes and pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold, from the motor vehicle image that collects, extract at least three evidence-obtaining photographs.
Embodiment of the present invention compared with prior art, the key distinction and effect thereof are:
These motor vehicle zebra stripes are installed near the zebra stripes on the car lane are not given precedence to the pedestrian behavior capturing system, can need not human cost and automatically motor vehicle paid no attention to let pedestrian's violation act of violating regulations collect evidence.
Zebra stripes are not given precedence at least three evidence-obtaining photographs that pedestrian's motor vehicle extracts, can dynamically show the violation details of this motor vehicle.
Pedestrian's image acquisition units and motor vehicle image acquisition units are two video cameras, preferably use high-definition camera.
Further; Contrary motor-driven vehicle going direction is provided with and triggers line and stop line; When motor vehicle on zebra stripes and the up people's number of zebra stripes when reaching some; Just extract at least three and comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes respectively, be used for this motor vehicle (or vehicle) zebra stripes and do not give precedence to the dynamic evidence obtaining that the pedestrian violates the regulations behavior.
Further, only statistics gets into pedestrian's number of zebra stripes, can prevent false triggering effectively, improves the accuracy of judging violating the regulations greatly.
Further; Motor vehicle image acquisition units and pedestrian's image acquisition units are provided with or adjust in real time its height, distance and IMAQ direction in advance, the up people's number of zebra stripes in the time of can making the law enforcement evidence obtaining detect accurately and in the motor vehicle image motor vehicle characteristic clear reliable; Second height is set simultaneously greater than first height, can avoids pedestrian on the zebra stripes to be blocked the situation of error-detecting, further guaranteed the accuracy that detects by the motor vehicle vehicle.
Further, pedestrian detection unit and motor vehicle detecting and candid photograph unit physically share a server, and this server is placed on the scene, do not give precedence to pedestrian behavior in order to solution motor vehicle zebra stripes and capture nonsynchronous problem.
Further; Contrary motor-driven vehicle going direction is provided with and triggers line and stop line; When motor vehicle on zebra stripes and the up people's number of zebra stripes when reaching some; Just extract at least three and comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes respectively, be used for this motor vehicle (or vehicle) zebra stripes and do not give precedence to the dynamic evidence obtaining that the pedestrian violates the regulations behavior.
Description of drawings
Fig. 1 is the structural representation that a kind of motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system in the first embodiment of the invention;
Fig. 2 is the structural representation that a kind of motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system in the second embodiment of the invention;
Fig. 3 is the structural representation that a kind of motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system in the second embodiment of the invention;
Fig. 4 is the schematic flow sheet that a kind of motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method in the third embodiment of the invention;
Fig. 5 is the schematic flow sheet that a kind of motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method in the four embodiment of the invention.
Embodiment
In following narration, many ins and outs have been proposed in order to make the reader understand the application better.But, persons of ordinary skill in the art may appreciate that even without these ins and outs with based on the many variations and the modification of following each embodiment, also can realize each claim of the application technical scheme required for protection.
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
First embodiment of the invention relates to a kind of motor vehicle zebra stripes and does not give precedence to the pedestrian behavior capturing system.Fig. 1 is the structural representation that these motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system.Specifically, as shown in Figure 1, these motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system and are comprised with lower unit:
Pedestrian's image acquisition units is used to gather the pedestrian's image on the zebra stripes.
The motor vehicle image acquisition units is used to gather the motor vehicle image through on the car lane of zebra stripes.
The pedestrian detection unit is used for pedestrian's image detection pedestrian number of being gathered according to pedestrian's image acquisition units.
Motor vehicle detecting and candid photograph unit; Be used for the real-time machines motor-car of motor vehicle image gathered according to the motor vehicle image acquisition units; Be positioned on the zebra stripes and the detected pedestrian's number in pedestrian detection unit during when having detected motor vehicle, from the motor vehicle image that the motor vehicle image acquisition units is gathered, extract at least three evidence-obtaining photographs more than or equal to predetermined threshold.
These motor vehicle zebra stripes are installed near the zebra stripes on the car lane are not given precedence to the pedestrian behavior capturing system, can need not human cost and automatically motor vehicle paid no attention to let pedestrian's violation act of violating regulations collect evidence.
Zebra stripes are not given precedence at least three evidence-obtaining photographs that pedestrian's motor vehicle extracts, can dynamically show the violation details of this motor vehicle.
Pedestrian's image acquisition units and motor vehicle image acquisition units are two video cameras, preferably use high-definition camera.
In addition, pedestrian's image is the image that the pedestrian is arranged on zebra stripes or do not have the pedestrian, and the motor vehicle image is the image that on the process car lane of these zebra stripes, motor vehicle is arranged or do not have motor vehicle.
Second embodiment of the invention relates to a kind of motor vehicle zebra stripes and does not give precedence to the pedestrian behavior capturing system.Fig. 2 and Fig. 3 are the structural representations that these motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system.
Second embodiment improves on the basis of first embodiment; Main improvements are: contrary motor-driven vehicle going direction is provided with and triggers line and stop line; When motor vehicle on zebra stripes and the up people's number of zebra stripes when reaching some; Just extract at least three and comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes respectively, be used for this motor vehicle (or vehicle) zebra stripes and do not give precedence to the dynamic evidence obtaining that the pedestrian violates the regulations behavior.Only statistics gets into pedestrian's number of zebra stripes, can prevent false triggering effectively, improves the accuracy of judging violating the regulations greatly.
Motor vehicle image acquisition units and pedestrian's image acquisition units are provided with or adjust in real time its height, distance and IMAQ direction in advance, the up people's number of zebra stripes in the time of can making the law enforcement evidence obtaining detect accurately and in the motor vehicle image motor vehicle characteristic clear reliable.
Second height is set simultaneously greater than first height, can avoids the pedestrian on the zebra stripes to be blocked the situation of error-detecting, further guaranteed the accuracy that detects by the motor vehicle vehicle.
Pedestrian detection unit and motor vehicle detecting and candid photograph unit physically share a server, and this server is placed on the scene, do not give precedence to pedestrian behavior in order to solution motor vehicle zebra stripes and capture nonsynchronous problem.
Specifically:
Motor vehicle detecting and candid photograph unit; Also be used for car lane at the motor vehicle image of being gathered; Contrary motor-driven vehicle going direction is provided with in this zebra stripes the place ahead and triggers line and stop line, and wherein stop line was positioned on the zebra stripes and pedestrian's number during more than or equal to predetermined threshold when having detected motor vehicle before triggering line; Then from the motor vehicle image that is collected, extract at least three evidence-obtaining photographs, these three photos comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes.
Pedestrian detection unit as shown in Figure 2, mentioned above also comprises following subelement:
Pedestrian's Flame Image Process subelement is used for detecting all pedestrians from pedestrian's image.
Pedestrian's direction recognin unit is used for the moving direction according to pedestrian's detected each pedestrian of movement locus judgement pedestrian's Flame Image Process subelement.
Pedestrian's demographics subelement is used for the output result according to pedestrian's direction recognin unit, and only the pedestrian of selection entering zebra stripes carries out the statistics of number.
In addition, judge that the pedestrian gets into zebra stripes or leaving zebra stripes has a lot of methods, for example zebra stripes have two ends to be respectively side a and b; Can near the zebra stripes of A end, preset a line X, for the pedestrian who moves to the A end, if also do not cross line X; Then think to get into zebra stripes, same, near the zebra stripes of B end, preset a line Y; Pedestrian for moving to the B end if also do not cross line Y, then thinks to get into zebra stripes.
The motor vehicle image acquisition units, be arranged on contrary motor-driven vehicle going direction stop line the place ahead preset distance the place and on first height, and along motor-driven vehicle going direction harvester motor-car image.
Pedestrian's image acquisition units, be arranged on along the place of the preset distance in zebra stripes the place ahead of motor-driven vehicle going direction and on second height, contrary motor-driven vehicle going direction is gathered pedestrian's image, wherein second height is greater than first height.
In addition, in some other embodiments of the present invention, above-mentioned height, distance and IMAQ direction can be provided with according to the historical experience data in advance, also can obtain according to the reliability and the accuracy adjustment in real time of current images acquired.
Pedestrian detection unit and motor vehicle detecting and candid photograph unit physically share same server, and this server is connected with pedestrian's image acquisition units with the motor vehicle image acquisition units with the low delay communication line.
In addition, the low delay communication line is meant the communication line of maximum transmitting time delay less than appointed threshold.For example fiber direct connection perhaps connects with Ethernet in short distance, and does not have other irrelevant equipment in this Ethernet.
Certainly, in some other embodiments of the present invention, pedestrian detection unit and motor vehicle detecting and candid photograph unit can also be independent separately in a server.
As shown in Figure 3, these motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system and are also comprised with lower unit:
The Network Transmission unit; Pedestrian's image on the zebra stripes that are used for pedestrian's image acquisition units is gathered transfers to pedestrian's image detecting element detection pedestrian number, and the motor vehicle image on zebra stripes that the motor vehicle image acquisition units is gathered is sent to motor vehicle detecting and captures unit detection candid photograph evidence obtaining with this pedestrian's number.
Data storage cell is used to store the photo of pedestrian's image, motor vehicle image, pedestrian's number and extraction.
System Management Unit is used for disposing and managing these motor vehicle zebra stripes and do not give precedence to the pedestrian behavior capturing system.
In addition; In some other embodiments of the present invention; The Network Transmission unit can refer to be arranged on industrial switch and the fiber optical transceiver in the front end cabinet; Be responsible for to make up the crossing LAN, realize data transmission and exchange between pedestrian's image acquisition units and pedestrian detection unit, motor vehicle image acquisition units, pedestrian detection unit and motor vehicle detecting and the candid photograph unit, and with the picture transmission of illegal evidence obtaining to the rear end Surveillance center.
Pedestrian's image and motor vehicle image are video image.
The sharpness of the employed video camera of motor vehicle image acquisition units is higher than the sharpness of the employed video camera of pedestrian's image acquisition units.
Need to prove; Each unit of mentioning in each equipment embodiment of the present invention all is a logical block, and physically, a logical block can be a physical location; It also can be the part of a physical location; Can also realize that the physics realization mode of these logical blocks itself is not most important with the combination of a plurality of physical locations, the combination of the function that these logical blocks realized is the key that just solves technical matters proposed by the invention.In addition, for outstanding innovation part of the present invention, above-mentioned each the equipment embodiment of the present invention will not introduced with solving the not too close unit of technical matters relation proposed by the invention, and this does not show that there is not other unit in the said equipment embodiment.
Connection among the present invention between each unit or the subelement all is to be electrically connected.
Third embodiment of the invention relates to a kind of motor vehicle zebra stripes and does not give precedence to the pedestrian behavior grasp shoot method.Fig. 4 is the schematic flow sheet that these motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method.
These motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method and may further comprise the steps:
Gather the pedestrian's image on the zebra stripes.
Gather through the motor vehicle image on the car lane of zebra stripes.
According to the pedestrian's image detection pedestrian number that collects.
According to the real-time machines motor-car of the motor vehicle image that collects, be positioned on the zebra stripes and pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold, then from the motor vehicle image that collects, extract at least three evidence-obtaining photographs.
Zebra stripes are not given precedence at least three evidence-obtaining photographs that pedestrian's motor vehicle extracts, can dynamically show the violation details of this motor vehicle.
As a preferred embodiment of the present invention, as shown in Figure 4, these motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method and may further comprise the steps:
In step 401, gather the pedestrian's image on the zebra stripes.
After this get into step 402, according to the pedestrian's image detection pedestrian number that collects.
After this get into step 403, gather through the motor vehicle image on the car lane of zebra stripes.
After this get into step 404, according to the real-time machines motor-car of the motor vehicle image that collects, promptly detect whether have motor vehicle to be positioned on the zebra stripes and pedestrian's number whether more than or equal to predetermined threshold.
After this get into step 405, be positioned on the zebra stripes and pedestrian's number during, then from the motor vehicle image that is collected, extract at least three evidence-obtaining photographs, after this process ends more than or equal to predetermined threshold when having detected motor vehicle.
In addition, as a preferred implementation of the present invention, can confirm the predetermined threshold of pedestrian's number according to average man's flow of daily flow of the people on the zebra stripes or different time sections, preferably, this predetermined threshold should be less than this average man's flow.
This embodiment is and the corresponding method embodiment of first embodiment, this embodiment can with the enforcement of working in coordination of first embodiment.The correlation technique details of mentioning in first embodiment is still effective in this embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in this embodiment also can be applicable in first embodiment.
Four embodiment of the invention relates to a kind of motor vehicle zebra stripes and does not give precedence to the pedestrian behavior grasp shoot method.Fig. 5 is the schematic flow sheet that these motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method.
The 4th embodiment improves on the basis of the 3rd embodiment; Main improvements are: contrary motor-driven vehicle going direction is provided with and triggers line and stop line; When motor vehicle on zebra stripes and the up people's number of zebra stripes when reaching some; Just extract at least three and comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes respectively, be used for this motor vehicle (or vehicle) zebra stripes and do not give precedence to the dynamic evidence obtaining that the pedestrian violates the regulations behavior.
Be provided with in advance or height, distance and the IMAQ direction of adjustment in real time, pedestrian's number on the zebra stripes is detected accurately and in the motor vehicle image that collects the motor vehicle characteristic clear reliable, be used for the law enforcement evidence obtaining.
Second height is set simultaneously greater than first height, can avoids pedestrian on the zebra stripes to be blocked the situation of error-detecting, further guaranteed the accuracy that detects by the motor vehicle vehicle.
Specifically:
According to the real-time machines motor-car of the motor vehicle image that collects; Be positioned on the zebra stripes and pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold; From the motor vehicle image that is collected, extract the step of at least three evidence-obtaining photographs, comprise following substep:
On the car lane, contrary motor-driven vehicle going direction is provided with in this zebra stripes the place ahead and triggers line and stop line in the motor vehicle image that collects, and wherein stop line is before triggering line.
Be positioned on the zebra stripes and pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold; Then from the motor vehicle image that collects, extract at least three evidence-obtaining photographs, wherein these at least three evidence-obtaining photographs comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes.
Step according to the pedestrian's image detection pedestrian number that collects comprises following substep:
Judge pedestrian's moving direction according to pedestrian's movement locus.
According to pedestrian's moving direction and position, only statistics gets into pedestrian's number of zebra stripes.
Above-mentioned collection comprises following substep through the step of the motor vehicle image on the car lane of zebra stripes:
At the place of the preset distance in stop line the place ahead of contrary motor-driven vehicle going direction and first height on this place, along motor-driven vehicle going direction harvester motor-car image.
Gather the step of the pedestrian's image on the zebra stripes, comprise following substep:
Along the place of the preset distance in zebra stripes the place ahead of motor-driven vehicle going direction and second height on this place, contrary motor-driven vehicle going direction is gathered pedestrian's image, and wherein second height is greater than first height.
As a preferred embodiment of the present invention, as shown in Figure 5, these motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method and may further comprise the steps:
In step 501, along the place of the preset distance in zebra stripes the place ahead of motor-driven vehicle going direction and second height on this place, contrary motor-driven vehicle going direction is gathered pedestrian's image.
After this get into step 502, judge pedestrian's moving direction according to pedestrian's movement locus.
After this get into step 503, according to pedestrian's moving direction and position, only by the pedestrian count number that gets into zebra stripes.
After this get into step 504, at the place of the preset distance in stop line the place ahead of contrary motor-driven vehicle going direction and first height on this place, along motor-driven vehicle going direction harvester motor-car image, wherein second height is greater than first height.
After this get into step 505, on car lane described in the motor vehicle image of gathering, contrary motor-driven vehicle going direction is provided with in this zebra stripes the place ahead and triggers line and stop line, and wherein stop line is before triggering line.
After this get into step 506, according to the real-time machines motor-car of the motor vehicle image that collects, promptly detect whether have motor vehicle to be positioned on the zebra stripes and pedestrian's number whether more than or equal to predetermined threshold.
After this get into step 507; Be positioned on the zebra stripes and pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold; Then from the motor vehicle image that collects, extract at least three evidence-obtaining photographs; Wherein these at least three evidence-obtaining photographs comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes, after this process ends.
In addition, in some other embodiments of the present invention, highly, distance and IMAQ direction can also can adjust according to the reliability and the accuracy of current images acquired according to the setting of historical experience data in advance in real time.
This embodiment is and the corresponding method embodiment of second embodiment, this embodiment can with the enforcement of working in coordination of second embodiment.The correlation technique details of mentioning in second embodiment is still effective in this embodiment, in order to reduce repetition, repeats no more here.Correspondingly, the correlation technique details of mentioning in this embodiment also can be applicable in second embodiment.
Each method embodiment of the present invention all can be realized with modes such as software, hardware, firmwares.No matter the present invention be with software, hardware, or the firmware mode realize; Instruction code can be stored in the storer of computer-accessible of any kind (for example permanent or revisable; Volatibility or non-volatile; Solid-state or non-solid-state, fixing perhaps removable medium or the like).Equally; Storer can for example be programmable logic array (Programmable Array Logic; Abbreviation " PAL "), RAS (Random Access Memory; Abbreviation " RAM "), programmable read only memory (Programmable Read Only Memory is called for short " PROM "), ROM (read-only memory) (Read-Only Memory is called for short " ROM "), Electrically Erasable Read Only Memory (Electrically Erasable Programmable ROM; Abbreviation " EEPROM "), disk, CD, digital versatile disc (Diaital Versatile Disc is called for short " DVD ") or the like.
Though through reference some preferred implementation of the present invention; The present invention is illustrated and describes; But those of ordinary skill in the art should be understood that and can do various changes to it in form with on the details, and without departing from the spirit and scope of the present invention.
Claims (10)
1. motor vehicle zebra stripes are not given precedence to the pedestrian behavior capturing system, it is characterized in that, comprising:
Pedestrian's image acquisition units is used to gather the pedestrian's image on the zebra stripes;
The motor vehicle image acquisition units is used to gather the motor vehicle image through on the car lane of said zebra stripes;
The pedestrian detection unit is used for pedestrian's image detection pedestrian number of being gathered according to said pedestrian's image acquisition units;
Motor vehicle detecting and candid photograph unit; Be used for the real-time machines motor-car of motor vehicle image gathered according to said motor vehicle image acquisition units; Be positioned on the said zebra stripes and the detected pedestrian's number in said pedestrian detection unit during when having detected motor vehicle, from the motor vehicle image that said motor vehicle image acquisition units is gathered, extract at least three evidence-obtaining photographs more than or equal to predetermined threshold.
2. motor vehicle zebra stripes according to claim 1 are not given precedence to the pedestrian behavior capturing system; It is characterized in that; Said motor vehicle detecting and candid photograph unit also are used for the car lane at the motor vehicle image that collects, and contrary motor-driven vehicle going direction is provided with in this zebra stripes the place ahead and triggers line and stop line; Wherein stop line is before triggering line; Be positioned on the said zebra stripes and said pedestrian's number during when having detected motor vehicle, then from the motor vehicle image that collects, extract at least three evidence-obtaining photographs more than or equal to predetermined threshold, these at least three evidence-obtaining photographs comprise this motor vehicle at stop line, trigger the photo on line and the zebra stripes.
3. motor vehicle zebra stripes according to claim 1 are not given precedence to the pedestrian behavior capturing system, it is characterized in that, said pedestrian detection unit also comprises following subelement:
Pedestrian's Flame Image Process subelement is used for detecting all pedestrians from said pedestrian's image;
Pedestrian's direction recognin unit is used for judging according to pedestrian's movement locus detected each pedestrian's of said pedestrian's Flame Image Process subelement moving direction;
Pedestrian's demographics subelement is used for the output result according to said pedestrian's direction recognin unit, and only the pedestrian of selection entering zebra stripes carries out the statistics of number.
4. motor vehicle zebra stripes according to claim 1 are not given precedence to the pedestrian behavior capturing system; It is characterized in that; Said motor vehicle image acquisition units; Be arranged on contrary motor-driven vehicle going direction stop line the place ahead preset distance the place and on first height, and gather said motor vehicle image along the motor-driven vehicle going direction;
Said pedestrian's image acquisition units, be arranged on said zebra stripes the place ahead along the motor-driven vehicle going direction preset distance the place and on second height, contrary motor-driven vehicle going direction is gathered said pedestrian's image, wherein second height is greater than first height.
5. motor vehicle zebra stripes according to claim 1 are not given precedence to the pedestrian behavior capturing system; It is characterized in that; Said pedestrian detection unit and motor vehicle detecting and candid photograph unit physically share same server, and this server is connected with pedestrian's image acquisition units with the motor vehicle image acquisition units with the low delay communication line.
6. motor vehicle zebra stripes according to claim 1 are not given precedence to the pedestrian behavior capturing system, it is characterized in that, said system also comprises:
The Network Transmission unit; Pedestrian's image on the zebra stripes that are used for said pedestrian's image acquisition units is gathered transfers to said pedestrian's image detecting element detection pedestrian number, and the motor vehicle image on zebra stripes that said motor vehicle image acquisition units is gathered is sent to said motor vehicle detecting and captures unit detection candid photograph evidence obtaining with this pedestrian's number;
Data storage cell is used to store the photo of said pedestrian's image, motor vehicle image, pedestrian's number and extraction;
System Management Unit is used for configuration and manages said system.
7. do not give precedence to the pedestrian behavior capturing system according to each described motor vehicle zebra stripes in the claim 1 to 6, it is characterized in that said pedestrian's image and motor vehicle image are video image;
The sharpness of the employed video camera of said motor vehicle image acquisition units is higher than the sharpness of the employed video camera of said pedestrian's image acquisition units.
8. motor vehicle zebra stripes are not given precedence to the pedestrian behavior grasp shoot method, it is characterized in that, may further comprise the steps:
Gather the pedestrian's image on the zebra stripes;
Gather through the motor vehicle image on the car lane of said zebra stripes;
According to the pedestrian's image detection pedestrian number that collects;
According to the real-time machines motor-car of the motor vehicle image that collects, be positioned on the said zebra stripes and said pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold, then from the motor vehicle image that collects, extract at least three evidence-obtaining photographs.
9. motor vehicle zebra stripes according to claim 8 are not given precedence to the pedestrian behavior grasp shoot method; It is characterized in that; The real-time machines motor-car of the motor vehicle image that said basis collects; Be positioned on the said zebra stripes and said pedestrian's number during when having detected motor vehicle, from the motor vehicle image that is collected, extract the step of at least three evidence-obtaining photographs, comprise following substep more than or equal to predetermined threshold:
On car lane described in the motor vehicle image that collects, contrary motor-driven vehicle going direction is provided with in this zebra stripes the place ahead and triggers line and stop line, and wherein stop line is before triggering line;
Be positioned on the said zebra stripes and said pedestrian's number during when having detected motor vehicle more than or equal to predetermined threshold; Then from the motor vehicle image that collects, extract at least three evidence-obtaining photographs, these at least three photos comprise the photo of this motor vehicle on stop line, triggering line and zebra stripes;
The step of pedestrian's image detection pedestrian number that said basis collects comprises following substep:
Judge pedestrian's moving direction according to pedestrian's movement locus;
According to pedestrian's moving direction and position, only statistics gets into pedestrian's number of zebra stripes.
According to Claim 8 or 9 described motor vehicle zebra stripes do not give precedence to the pedestrian behavior grasp shoot method, it is characterized in that said collection comprises following substep through the step of the motor vehicle image on the car lane of said zebra stripes:
The place of the preset distance in stop line the place ahead of said contrary motor-driven vehicle going direction and and this place on first height, gather said motor vehicle image along the motor-driven vehicle going direction;
The step of the pedestrian's image on the said collection zebra stripes comprises following substep:
At the place of the preset distance in said zebra stripes the place ahead along the motor-driven vehicle going direction and second height on this place, contrary motor-driven vehicle going direction is gathered said pedestrian's image, and wherein second height is greater than first height.
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| CN103488975A (en) * | 2013-09-17 | 2014-01-01 | 北京联合大学 | Zebra crossing real-time detection method based in intelligent driving |
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