CN103856762A - Multi-camera intelligent selection and video priority judgment system and selection method - Google Patents
Multi-camera intelligent selection and video priority judgment system and selection method Download PDFInfo
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Abstract
The invention relates to a multi-camera intelligent selection and video priority judgment system and a selection method. The multi-camera intelligent selection and video priority judgment system comprises multiple cameras, and a control system and a video system in signal connection with the cameras. The multi-camera intelligent selection and video priority judgment system is characterized by also comprising a wireless positioning system and a video priority judgment system in communication connection with the wireless positioning system; the video priority judgment system is in signal connection with the video system. The system has the beneficial effects that the cameras are selected through the wireless positioning system and the video priority judgment system, priority arrangement is formed, and the video priority is judged, so that a video with the highest video priority and largest information capacity is displayed on a monitoring video in the first time. The camera at the optimal position and optimal angle is selected through face recognition and other recognition perception technologies so as to form a camera priority policy, the emergency probability is combined with the camera priority policy, and the optimal video selection information is given.
Description
Technical field
The present invention relates to a kind of field of video monitoring, relate in particular to a kind of multi-cam intelligent selection and video priority and judge system and select determination methods.
Background technology
Along with the video all standing epoch arrive, increasing camera is that administrative staff have brought more and more abundanter video information, but in the face of numerous camera like this, user in most of the cases cannot accomplish accurately and timely the processing of video information, and how efficiently management and the numerous camera of usage quantity have become user's a great problem.
The subject matter of camera management comprises:
1, camera quantity is large, and monitoring screen quantity is limited, the video of camera cannot be presented on monitoring screen completely to which camera picture of bad definite tune under multi-cam environment.For example, a middle and small scale prison, approximately more than 2000 camera, monitoring screen shows does not come.And a region may have multiple cameras to shine, the video that is difficult to reach information capacity large (as being irradiated to face and near distance) jumps to the object on monitoring screen with the fastest speed.
2, lack intelligentized video priority determination methods, can only pass through artificial judgment selecting video information going wrong while needing system to transfer certain region cameras information, cannot accomplish accurately and reliably and response in time.For example, a region may have multiple cameras to shine, when showing, do not press monitoring screen the sequence of image emphasis, as to shine people front, side and the back side be all different video informations, and show time may show side or the back side that information capacity is few, but do not show the positive plane video that information capacity is large, be unfavorable for monitoring management work.
3, cannot select the camera of optimal location, optimal angle to form camera priority policy by identification cognition technologies such as recognitions of face, and in conjunction with accident probability and camera priority policy, provide optimal video and select information.For example, in the time that accident occurs (as pressing the electronic wrist strap alarm button that monitored personnel carry), on the monitoring screen of Command center, wish the on-the-spot video of can clear displaying of the very first time reporting to the police, and be the sequence optimum of information capacity maximum.But existing technology still cannot arrive such target, makes troubles to monitoring management work.
Summary of the invention
The object of the invention is to address the above problem and provide a kind of multi-cam intelligent selection and video priority to judge system and select determination methods, by wireless location unify video priority judgement system select camera, make camera form priority arrangement, and judge video priority, the video that video priority is the highest, information capacity is maximum is illustrated on monitor video at first, has greatly improved supervisory efficiency.
The present invention solves the technical scheme that prior art problem adopts: multi-cam intelligent selection and video priority judge system, comprise several cameras, the control system being connected with camera signals and video system, the video priority that characterized by further comprising wireless location system and be connected with wireless location system communication judges system, and described video priority judges that system is connected with video system signal.Select camera by wireless location system and video priority judgement system, make camera form priority arrangement, and judge video priority, the video that video priority is the highest, information capacity is maximum (video forming by face recognition technology as covered the camera in face front) is illustrated on monitor video at first, greatly improve supervisory efficiency, effectively alleviate alert hypodynamic problem, simultaneously also for the preservation of evidence provides optimum video, avoid screening useful video in the mode of searching for a needle in a haystack in the huge video of quantity.And, several cameras judge that by compatible gateway and video priority system communication is connected, make simulation camera and/or the digital camera of various brands, each model can both be applicable to this system, avoid the camera unification in existing supervision place to be replaced with unified model, uniform brand simulation camera or digital camera, can on existing basis, make supervisory control system obtain complete upgrading, avoid the waste of manpower and materials data.
As further improving and supplementing technique scheme, the present invention adopts following technical measures: described video priority judgement system comprise be connected with wireless location system communication obtain positional information module and characteristics analysis module, with the camera list block of obtaining positional information module communication and being connected, the calculating video priority block being connected with characteristics analysis module communication, described calculating video priority block links with corresponding camera and video system signal respectively, and described characteristics analysis module is also connected with video system signal.Obtain positional information module and also there is the function of searching default priority list.Characteristics analysis module has the function of data such as analyzing recognition of face, direct of travel.The face recognition module communication signal of characteristics analysis module mainly and in video system
Described wireless location system comprises alarm module, and the warning message generation module, direct of travel judge module, the priority camera that are connected with alarm module signal are selected module.Warning message generation module also comprises production positional information.Priority camera selects module for selecting the camera of priority.
Described wireless location system also comprises the demonstration camera video data module of selecting module by signal to be connected with priority camera.
The system of multi-cam intelligent selection and video priority judgement and select determination methods, comprises positioning step: wireless location system obtains locating information, and feeds back to video priority and judge system;
Camera determining step; Video priority judges near camera information system queries location, obtains available camera set;
Determine location maximum probability point step: video priority judgement system is determined location maximum probability point;
Determine camera best angle step, video priority judges that system determines the best angle of each camera according to camera position information, covers location maximum probability point;
Determine camera priority step, according to location probability, video priority judgement system is determined the use priority of available camera;
Priority display video step, video system receives the use precedence information of available camera, and according to video priority display video.
Also comprise map standard step: by the map standard in video priority judgement system, and on map, identify the reference direction of camera setting position, parameter information and setting.
Also comprise that camera priority presets step: first on electronic chart, divide little lattice region, according to the regional morphology information of camera kind and covering, divide the overlay area of each camera, far and near according to distance, carry out little lattice region priority and divide in advance.
A plurality of cameras repeat the little lattice region covering, by camera priority queueing.
According to the identity power of locating information, promote priority level corresponding to the camera that covers the direction that identity is strong, otherwise, by former default priority queueing.
Also comprise that camera and video priority judge system compatible interlock step: the simulation camera of various brands, each model and/or digital camera set are arrived to compatible camera gateway, judge system interlink by compatible camera net and video priority.
The beneficial effect that the present invention has: 1, select camera, form priority arrangement and judge video priority by wireless location system and video priority judgement system, the video of the information capacity maximum that video priority is the highest is illustrated on monitor video at first.2, select the camera of optimal location, optimal angle to form camera priority policy by identification cognition technologies such as recognitions of face, and in conjunction with accident probability and camera priority policy, provide optimal video and select information.3, several cameras judge that by compatible gateway and video priority system communication is connected, make simulation camera and/or the digital camera of various brands, each model can both be applicable to this system, avoid the camera unification in existing supervision place to be replaced with unified model, uniform brand simulation camera or digital camera, can on existing basis, make supervisory control system obtain complete upgrading, avoid the waste of manpower and materials data.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is the structural representation that a kind of concrete example of the present invention is used for judging priority.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
embodiment 1:multi-cam intelligent selection and video priority judge system, as shown in Figure 1, comprise several cameras, the control system being connected with camera signals and video system, the video priority that characterized by further comprising wireless location system and be connected with wireless location system communication judges system, and described video priority judges that system is connected with video system signal.
Described video priority judgement system comprise be connected with wireless location system communication obtain positional information module and characteristics analysis module, with the camera list block of obtaining positional information module communication and being connected, the calculating video priority block being connected with characteristics analysis module communication, described calculating video priority block links with corresponding camera and video system signal respectively, and described characteristics analysis module is also connected with video system signal.
Described wireless location system comprises alarm module, the demonstration camera video data module that warning message generation module, direct of travel judge module, the priority camera being connected with alarm module signal selected module, selected module by signal to be connected with priority camera.
Multi-cam intelligent selection and video priority judge the selection determination methods of system:
1, comprise positioning step: wireless location system obtains locating information, and feed back to video priority and judge system;
2, camera determining step: video priority judges near camera information system queries location, obtains available camera set;
3, determine location maximum probability point step: video priority judgement system is determined location maximum probability point;
4, determine camera best angle step, video priority judges that system determines the best angle of each camera according to camera position information, covers location maximum probability point;
5, determine camera priority step, according to location probability, video priority judgement system is determined the use priority of available camera;
6, priority display video step, video system receives the use precedence information of available camera, and according to video priority display video.
7, also comprise map standard step: by the map standard in video priority judgement system, and on map, identify the reference direction of camera setting position, parameter information and setting.
8, also comprise that camera priority presets step: first on electronic chart, divide little lattice region, according to the regional morphology information of camera kind and covering, divide the overlay area of each camera, far and near according to distance, carry out little lattice region priority and divide in advance.
9, also comprise that camera and video priority judge system compatible interlock step: the simulation camera of various brands, each model and/or digital camera set are arrived to compatible camera gateway, judge system interlink by compatible camera net and video priority.
A plurality of cameras repeat the little lattice region covering, by camera priority queueing.
Example in specific implementation process, as shown in Figure 2, at a region division multiple cameras, and on the map of corresponding region, divide little lattice region, in order to judge priority, the closer to corresponding camera, priority is higher, when the personnel that are positioned at (d, 5) coordinate when the system of being positioned occur that situation need to be called video information, the camera coverage information that can find current location is (C1), obtains video information thereby call C1 camera.
When judging these personnel, navigation system appears at (e, 9) when coordinate, the camera list that can obtain this coordinate by camera coverage information is (C1, C4), and be (C4 according to Distance Judgment priority orders, C1), thereby can select C4 camera is limit priority camera, exists side by side and plays back by video information.
When judging these personnel, navigation system appears at (c, 12) when coordinate, the camera list that can obtain this coordinate by camera coverage information is (C1, C4), and judge that according to weights priority orders is for (C4, C1), thereby can select C4 camera is limit priority camera, thereby immediately video information is played back.
According to the identity power of locating information, promote priority level corresponding to the camera that covers the direction that identity is strong, otherwise, by former default priority queueing.
The present invention is mainly used in: the places such as prison, hospital, infant institute, elderly person of no family institute, insane asylum.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention.In the above-described embodiments, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. multi-cam intelligent selection and video priority judge system, comprise several cameras, the control system being connected with camera signals and video system, the video priority that characterized by further comprising wireless location system and be connected with wireless location system communication judges system, and described video priority judges that system is connected with video system signal.
2. multi-cam intelligent selection according to claim 1 and video priority judge system, it is characterized in that described video priority judgement system comprise be connected with wireless location system communication obtain positional information module and characteristics analysis module, with the camera list block of obtaining positional information module communication and being connected, the calculating video priority block being connected with characteristics analysis module communication, described calculating video priority block links with corresponding camera and video system signal respectively, and described characteristics analysis module is also connected with video system signal.
3. multi-cam intelligent selection according to claim 1 and 2 and video priority judge system, it is characterized in that described wireless location system comprises alarm module, the warning message generation module, direct of travel judge module, the priority camera that are connected with alarm module signal are selected module.
4. multi-cam intelligent selection according to claim 3 and video priority judge system, it is characterized in that described wireless location system also comprises the demonstration camera video data module of selecting module by signal to be connected with priority camera.
5. multi-cam intelligent selection according to claim 1 and video priority judge the selection determination methods of system, it is characterized in that comprising positioning step: wireless location system obtains locating information, and feed back to video priority and judge system;
Camera determining step; Video priority judges near camera information system queries location, obtains available camera set;
Determine location maximum probability point step: video priority judgement system is determined location maximum probability point;
Determine camera best angle step, video priority judges that system determines the best angle of each camera according to camera position information, covers location maximum probability point;
Determine camera priority step, according to location probability, video priority judgement system is determined the use priority of available camera;
Priority display video step, video system receives the use precedence information of available camera, and according to video priority display video.
6. multi-cam intelligent selection according to claim 5 and video priority judge the selection determination methods of system, characterized by further comprising map standard step: by the map standard in video priority judgement system, and on map, identify the reference direction of camera setting position, parameter information and setting.
7. multi-cam intelligent selection according to claim 6 and video priority judge the selection determination methods of system, characterized by further comprising camera priority and preset step: first on electronic chart, divide little lattice region, according to the regional morphology information of camera kind and covering, divide the overlay area of each camera, far and near according to distance, carry out little lattice region priority and divide in advance.
8. multi-cam intelligent selection according to claim 7 and video priority judge the selection determination methods of system, it is characterized in that a plurality of cameras repeat the little lattice region covering, by camera priority queueing.
9. judge the selection determination methods of system according to the multi-cam intelligent selection described in claim 6 or 7 and video priority, it is characterized in that the identity power according to locating information, promote priority level corresponding to the camera that covers the direction that identity is strong, otherwise, by former default priority queueing.
10. multi-cam intelligent selection according to claim 9 and video priority judge the selection determination methods of system, characterized by further comprising camera and video priority and judge system compatible interlock step: the simulation camera of various brands, each model and/or digital camera set are arrived to compatible camera gateway, judge system interlink by compatible camera net and video priority.
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Application publication date: 20140611 |