CN105096596A - Traffic violation detecting method and system - Google Patents
Traffic violation detecting method and system Download PDFInfo
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- CN105096596A CN105096596A CN201510388444.1A CN201510388444A CN105096596A CN 105096596 A CN105096596 A CN 105096596A CN 201510388444 A CN201510388444 A CN 201510388444A CN 105096596 A CN105096596 A CN 105096596A
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Abstract
The invention discloses a traffic violation detecting method and system. The method comprises the following steps. Step 1: putting a camera head into a pre-set position; step 2: acquiring violation information at the coverage of the pre-set position; step 3: putting the camera head into a next pre-set position after a pre-set time and then performing step 1 and step 2 again; the system comprises a camera head, a video analyzing unit in connection with the camera head, and a camera head control unit in connection with the camera head and the video analyzing unit; according to the embodiments of the invention, a camera head is mounted at a proper position of a cross road to monitor all directions of the cross road based on pre-set patrolling strategies, to acquire traffic violation information at corresponding pre-set positions and to detect violations in all directions. In comparison with a detecting method in the prior art, the traffic violation detecting method provided by the invention is low in management cost and the burden to maintain a system with the method is also small.
Description
Technical field
The present invention relates to Vehicle Detection technical field, relate to a kind of break in traffic rules and regulations detection method and system in particular.
Background technology
In recent years, intelligentized break in traffic rules and regulations video detecting method obtains increasing application.Existing intelligent traffic is broken rules and regulations video detecting method general camera surveillance traffic, adopts intelligent analysis method to judge break in traffic rules and regulations, and obtains the evidence of breaking rules and regulations.Compare and all adopt manpower to monitor break in traffic rules and regulations, intelligent traffic peccancy detection is undoubtedly a progress.But current intelligent traffic peccancy detection has a common feature, namely adopts fixing position for video camera, fixing lens focus, with a certain bar, or some tracks are for detecting scene, detect for a certain specific break in traffic rules and regulations type.Along with the propelling in camera height Qinghua, the video camera of 1920x1080 pixel is applied in some occasion, and because this kind of high-definition camera visual field is more broad, sharpness is higher, so also there is a video camera to detect the method for multiple break in traffic rules and regulations.But it remains fixing seat in the plane, fixed scene, fixed lens focal length.
Fixing seat in the plane, fixed scene, fixed lens focal length, for certain specific detection method violating the regulations, its shortcoming is obvious: need multiple camera, is deployed in different positions, and Each performs its own functions for each camera.Such as a crossroad, four corners of the world four direction, there are nearly 4 to 8 tracks (two-way) in each direction, and require that the break in traffic rules and regulations type monitored is many, have: motor vehicle enters bicycle lane, reverse driving, non-bus enters dedicated bus lanes, violate traffic guide line to travel, etc.If each camera can only monitor one or more tracks at a crossing, or a certain break in traffic rules and regulations can only be monitored, so a lot of camera will be installed in this crossroad, and this way makes intelligent transportation manage cost increase, and the maintaining burden of equipment increases.
Therefore, find with camera monitor multiple directions, many tracks, multiple break in traffic rules and regulations intellectualized detection method be necessary.
Summary of the invention
In view of this, the object of this invention is to provide the intellectualized detection method and system that camera monitors multiple directions, many tracks, multiple break in traffic rules and regulations, high to solve existing management by methods cost, equipment maintenance bears large problem.
Break in traffic rules and regulations detection method provided by the invention, comprising: step one, camera enter presetting bit; Step 2, the violation information gathered in described presetting bit scene; Step 3, after preset time, described camera enters next presetting bit, and repeats step 2 and three.
Preferably, described step 2, comprising: camera is adjusted to presetting angle in described presetting bit and preset focal length; Video information in photographed scene; Judge whether the traffic target in described scene occurs act of violating regulations; If so, then upgrade camera PTZ parameter, and according to described camera PTZ state modulator camera, tracking is carried out to the traffic target in scene and shoot with video-corder.
If not, then described camera continues video information in the described scene of shooting until preset time.
Preferably, the process that described tracking is shot with video-corder, comprising: the PTZ function utilizing camera, the angle of continuous setup camera and focal length, until the clear display in camera picture of described traffic target, follows the tracks of described traffic target and shoots with video-corder.
Preferably, follow the tracks of the process of shooting with video-corder, also comprise: after shooting with video-corder described traffic target, utilize the PTZ function of camera, the angle of adjustment camera and focal length, take pictures to the environment at described traffic target and described traffic target place.
Preferably, described step 2 also comprises: after described tracking is shot with video-corder, and camera is adjusted to described presetting bit.
Preferably, after described step 2, also comprise and described violation information is stored.
The invention also discloses a kind of break in traffic rules and regulations detection system, this break in traffic rules and regulations detection system comprises: camera, and described camera is used for the video information in photographed scene; Video analysis unit, described video analysis unit is connected with described camera, for receiving described video information, and judges whether described traffic target occurs act of violating regulations according to described video information, if so, then upgrades camera PTZ parameter; Camera control module, described camera control module is connected with video analysis unit with described camera respectively, for receiving described camera PTZ parameter, and sends described camera PTZ parameter to camera.
Preferably, described break in traffic rules and regulations detection system, also comprises: storer, and described storer is connected with described video analysis unit, for receiving and storing described violation information.
Preferably, described break in traffic rules and regulations detection system, also comprises: display device, and described display device is connected with described video analysis unit, for receiving and showing described video information.
Preferably, described break in traffic rules and regulations detection system, also comprises: input equipment, and described input equipment is connected with described camera control unit, for described camera control unit input control order.
A kind of break in traffic rules and regulations detection method of the present invention and system, camera is converted to presetting bit along the direction conversion route preset, gather the violation information of corresponding presetting bit place, after preset time, described camera is converted to next direction along described direction conversion route, and gathers the violation information of corresponding presetting bit place.
Visible, by the appropriate location a crossroad, a camera is installed, and make it according to the strategy that cruises preset, each direction of crossroad is monitored one by one, the violation information of corresponding presetting bit place can be gathered, the violation phenomenon of all directions detected.Relative to existing detection method, break in traffic rules and regulations detection method handling cost disclosed in this invention is low, and equipment maintenance burden is little.
Accompanying drawing explanation
Fig. 1 is a preferred embodiment method step schematic diagram of a kind of break in traffic rules and regulations detection method of the present invention and system;
Fig. 2 is the violation information method step schematic diagram that a preferred embodiment of the present invention's a kind of break in traffic rules and regulations detection method and system gathers in described presetting bit scene;
Fig. 3 is a preferred embodiment system architecture schematic diagram of a kind of break in traffic rules and regulations detection method of the present invention and system;
Fig. 4 is another preferred embodiment system architecture schematic diagram of a kind of break in traffic rules and regulations detection method of the present invention and system;
Fig. 5 is another preferred embodiment system architecture schematic diagram of a kind of break in traffic rules and regulations detection method of the present invention and system;
Fig. 6 is another preferred embodiment system architecture schematic diagram of a kind of break in traffic rules and regulations detection method of the present invention and system.
Embodiment
For further setting forth the present invention for the technological means reaching predetermined goal of the invention and take and effect, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of break in traffic rules and regulations detection method proposed according to the present invention, step, structure, feature and effect thereof are described in detail.
Embodiment one
Present embodiment discloses a kind of break in traffic rules and regulations detection method, as shown in Figure 1, the method comprises:
Step one, camera enter presetting bit.
In a scene in a big way, detect multiple traffic violation, because crossing is wide, angle is the reason such as deflection too, may be difficult to the traffic violation judging some ad-hoc location occurs simultaneously.Therefore the present embodiment can arrange special presetting bit for certain traffic violation on some ad-hoc location, to ensure the effect detected.
The angle of camera, the control of focal length are determined by camera PTZ (Pan/Tilt/Zoom, The Cloud Terrace comprehensive (up and down, left and right) moves and camera lens zoom, Zoom control) parameter.And so-called presetting bit, be exactly with one group of specific camera PTZ parameter, the angle, the focal length that control camera aim at a specific direction, obtain a specific scene.This preset potential energy, with the road conditions in this scene of the angle views of the best, can judge the behavior of traffic offence reliably, exactly.
In the present embodiment, be preset with multiple presetting bit, with the camera of The Cloud Terrace and zoom lens, cruised according to set order by The Cloud Terrace and switch to each presetting bit.
Step 2, the violation information gathered in described presetting bit scene, as shown in Figure 2, specifically comprise the following steps:
1, camera is adjusted to presetting angle in described presetting bit and preset focal length.
Video camera is needed to have its angle of specifically shooting with video-corder and focal length to the detection in each direction, to enable video camera detect this direction with the visual angle of the best, therefore need to select camera presetting angle in each direction and preset focal length according to the traffic at crossing.
2, the video information in photographed scene.
The picture that vehicle in camera shooting presetting bit scene sails into, vehicle is driven out to incomplete profile when again moving without the process picture of vehicle, stationary vehicle, and the tableaux of traffic target place scene, the video information in acquisition scene.
3, judge whether the traffic target in described scene occurs act of violating regulations.
Concrete, analyze video information in scene that described camera collection arrives, find traffic target mark (being generally number plate of vehicle) on video pictures, and carry out video image location with described traffic target mark, video pictures arranges peccancy detection region, by the location technology identified traffic target, the movement locus of traffic target mark is followed the tracks of in video pictures, whether whether the position detecting traffic target exceed limited range by the peccancy detection region of setting, the speed of traffic target, judges whether traffic target occurs act of violating regulations.That is, if the position of traffic target exceeds limited range by the peccancy detection region of setting or the speed of traffic target, then judge that act of violating regulations appears in traffic target.
In the present embodiment, described break in traffic rules and regulations detection method can detect the multiple act of violating regulations of multiple traffic target simultaneously.
4 if (judge traffic target occur act of violating regulations), then upgrade camera PTZ parameter, and carry out tracking according to described camera PTZ state modulator camera to the traffic target in scene and shoot with video-corder, and gathers violation information.
The process that described tracking is shot with video-corder, comprising:
Utilize the PTZ (Pan/Tilt/Zoom of camera, The Cloud Terrace comprehensive (up and down, left and right) moves and camera lens zoom, Zoom control) function, the angle of continuous setup camera and focal length, until the clear display in camera picture of described traffic target, see the identification information (such as brand number) of described traffic target clearly, follow the tracks of described traffic target and shoot with video-corder.
In addition, follow the tracks of the process of shooting with video-corder, also comprise:
After shooting with video-corder described traffic target, utilize the PTZ function of camera, the angle of adjustment camera and focal length, take pictures to the environment at described traffic target and described traffic target place, to prove the scene of described traffic target act of violating regulations.
After described tracking is shot with video-corder, camera is adjusted to described presetting bit, and the traffic target in continuation photographed scene is until preset time.
5, if not (judge that act of violating regulations does not appear in traffic target), then the video information in described camera continuation photographed scene is until preset time.
Because traffic violation is often easily sent out in the section of heavy traffic, the distribution of traffic violation is also relevant with peak on and off duty, relevant with multiple situations such as road constructions.So a camera has multiple presetting bit, and control camera taking turn between all presetting bits, the time that camera stops in different presetting bits is generally unequal.Therefore the time on duty for camera is divided into several time periods, in each time period, each presetting bit has different weight coefficients, and this weight coefficient determines the operating time of camera in this presetting bit, i.e. preset time.Each preset time rule of thumb can be pre-set by user, or is generated according to the long-time statistical of traffic violation by an intelligent decision system.
Violation information described in the embodiment of the present invention comprises multiple violation phenomenon, and further can comprise multiple traffic target information or mark information.
Step 3, after preset time, described camera enters next presetting bit, and repeats step 2 and three, gathers the violation information in corresponding presetting bit scene, enters the break in traffic rules and regulations testing process of next round.
After described step 2, also comprise the step that described violation information is stored, so that follow-up inquiry.
Break in traffic rules and regulations detection method disclosed in this invention, camera cruises and is converted to each presetting bit, gathers the violation information of corresponding presetting bit place, and after preset time, described camera is converted to next presetting bit, and gathers the violation information of corresponding presetting bit place.
Visible, by the appropriate location a crossroad, a camera is installed, and makes it according to the strategy that cruises preset, each direction of crossroad is monitored one by one, the violation information in corresponding presetting bit place scene can be gathered.Can monitor multiple directions, many tracks, multiple traffic target, multiple break in traffic rules and regulations by a camera, relative to existing detection method, break in traffic rules and regulations detection method handling cost disclosed in this invention is low, and equipment maintenance burden is little.
Embodiment two
Present embodiment discloses a kind of break in traffic rules and regulations detection system, as shown in Figure 3, comprising:
Camera, described camera is used for the video information in photographed scene.Described camera is with The Cloud Terrace and zoom lens.
Video analysis unit, described video analysis unit is connected with described camera, for receiving the video information that described camera collection arrives, and judges whether described traffic target occurs act of violating regulations according to described video information, if so, then camera PTZ parameter is upgraded.
Camera control module, described camera control module is connected with video analysis unit with described camera respectively, for receiving described camera PTZ parameter, and sending described camera PTZ parameter to camera by special communication protocol, shooting with video-corder process with the tracking controlling camera.
In described break in traffic rules and regulations detection system, camera control module sends default camera PTZ parameter to camera by special communication protocol, controls camera and is adjusted to presetting angle in described presetting bit and preset focal length.
Video information in described camera shooting presetting bit place scene.
Concrete, the picture that vehicle in described camera shooting presetting bit scene sails into, vehicle is driven out to incomplete profile when again moving without the process picture of vehicle, stationary vehicle, and the tableaux of traffic target place scene, obtain the video information in scene.
Video analysis unit receives the video information that described camera collection arrives, and analyze described video information, find traffic target mark (being generally number plate of vehicle) on video pictures, and carry out video image location with described traffic target mark, peccancy detection region is set on the video images, by the location technology identified traffic target, the movement locus of traffic target mark is followed the tracks of in video pictures, whether the position detecting traffic target passes through the peccancy detection region of setting, whether the speed of traffic target exceeds limited range, judge whether traffic target occurs act of violating regulations.That is, if the position of traffic target exceeds limited range by the peccancy detection region of setting or the speed of traffic target, then judge that act of violating regulations appears in traffic target.
In the present embodiment, described break in traffic rules and regulations detection system can detect the multiple act of violating regulations of multiple traffic target simultaneously.
If it is determined that there is act of violating regulations in traffic target, then video analysis unit upgrades camera PTZ parameter and sends the camera PTZ parameter after upgrading to described camera control module, after described camera control module receives the camera PTZ parameter after renewal, the camera PTZ parameter after renewal is sent to camera by special communication protocol, tracking is carried out to the traffic target in scene shoot with video-corder to control described camera, gather violation information.
The process that described tracking is shot with video-corder, comprising:
Utilize the PTZ (Pan/Tilt/Zoom of camera, The Cloud Terrace comprehensive (up and down, left and right) moves and camera lens zoom, Zoom control) function, the angle of continuous setup camera and focal length, until the angle of described camera and focal length adapt to direction and distance that act of violating regulations traffic target occurs, described traffic target is clear display in camera picture, see the identification information (such as brand number) of described traffic target clearly, follow the tracks of described traffic target and shoot with video-corder.
In addition, follow the tracks of the process of shooting with video-corder, also comprise:
After shooting with video-corder described traffic target, utilize the PTZ function of camera, the angle of adjustment camera and focal length, take pictures to the environment at described traffic target and described traffic target place, to prove the scene of described traffic target act of violating regulations.
After described tracking is shot with video-corder, camera control module controls camera and is adjusted to described presetting bit, and the traffic target in continuation photographed scene is until preset time.
If it is determined that act of violating regulations does not appear in traffic target, then camera control module controls described camera and continues video information in photographed scene until preset time.
After preset time, camera control module controls described camera and enters next presetting bit, continues to gather the video information in corresponding presetting bit scene.
Break in traffic rules and regulations detection system disclosed in this invention, camera cruises and is converted to each presetting bit, gathers the violation information of corresponding presetting bit place, and after preset time, described camera is converted to next presetting bit, and gathers the violation information of corresponding presetting bit place.
Visible, by the appropriate location a crossroad, a camera is installed, and makes it according to the strategy that cruises preset, each direction of crossroad is monitored one by one, the violation information in corresponding presetting bit place scene can be gathered.Can monitor multiple directions, many tracks, multiple traffic target, multiple break in traffic rules and regulations by a camera, relative to existing detection method, break in traffic rules and regulations detection method handling cost disclosed in this invention is low, and equipment maintenance burden is little.
In addition, as shown in Figure 4, described break in traffic rules and regulations detection system also comprises storer, and described storer is connected with described video analysis unit, for receiving and storing described violation information.
As shown in Figure 5, described break in traffic rules and regulations detection system, also comprises: display device, and described display device is connected with described video analysis unit, for receiving and showing described video information.Described display device is the equipment that liquid crystal display or plasma display or light-emitting diode display etc. have Presentation Function.
As shown in Figure 6, described break in traffic rules and regulations detection system, also comprises: input equipment, and described input equipment is connected with described camera control unit, for described camera control unit input control order.Described input equipment comprises mouse, keyboard etc.Described break in traffic rules and regulations detection system can carry out comprising the work such as camera control, data analysis and data storage, deletion according to described steering order.
Although the present invention discloses as above with preferred embodiment, so and be not used to limit scope of the invention process, the simple equivalence change done according to claims of the present invention and description with modify, still belong in the scope of technical solution of the present invention.
Claims (10)
1. a break in traffic rules and regulations detection method, is characterized in that, comprising:
Step one, camera enter presetting bit;
Step 2, the violation information gathered in described presetting bit scene;
Step 3, after preset time, described camera enters next presetting bit, and repeats step 2 and three.
2. break in traffic rules and regulations detection method according to claim 1, it is characterized in that, described step 2, comprising:
Camera is adjusted to presetting angle in described presetting bit and preset focal length;
Video information in photographed scene;
Judge whether the traffic target in described scene occurs act of violating regulations;
If so, then upgrade camera PTZ parameter, and according to described camera PTZ state modulator camera, tracking is carried out to the traffic target in scene and shoot with video-corder;
If not, then described camera continues video information in the described scene of shooting until preset time.
3. break in traffic rules and regulations detection method according to claim 2, is characterized in that the process that described tracking is shot with video-corder comprises:
Utilize the PTZ function of camera, the angle of continuous setup camera and focal length, until the clear display in camera picture of described traffic target, follow the tracks of described traffic target and shoot with video-corder.
4. break in traffic rules and regulations detection method according to claim 3, is characterized in that, follows the tracks of the process of shooting with video-corder, also comprises:
After shooting with video-corder described traffic target, utilize the PTZ function of camera, the angle of adjustment camera and focal length, take pictures to the environment at described traffic target and described traffic target place.
5. break in traffic rules and regulations detection method according to claim 2, it is characterized in that, described step 2 also comprises: after described tracking is shot with video-corder, and camera is adjusted to described presetting bit.
6. break in traffic rules and regulations detection method according to claim 1, is characterized in that, after described step 2, also comprise and storing described violation information.
7. a break in traffic rules and regulations detection system, is characterized in that, comprising:
Camera, described camera is used for the video information in photographed scene;
Video analysis unit, described video analysis unit is connected with described camera, for receiving described video information, and judges whether described traffic target occurs act of violating regulations according to described video information, if so, then upgrades camera PTZ parameter;
Camera control module, described camera control module is connected with video analysis unit with described camera respectively, for receiving described camera PTZ parameter, and sends described camera PTZ parameter to camera.
8. break in traffic rules and regulations detection system according to claim 7, is characterized in that, also comprise:
Storer, described storer is connected with described video analysis unit, for receiving and storing described violation information.
9. break in traffic rules and regulations detection system according to claim 7, is characterized in that, also comprise:
Display device, described display device is connected with described video analysis unit, for receiving and showing described video information.
10. break in traffic rules and regulations detection system according to claim 7, is characterized in that, also comprise:
Input equipment, described input equipment is connected with described camera control unit, for described camera control unit input control order.
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Application publication date: 20151125 |