CN105391975A - Video processing method in scene monitoring, device and scene monitoring system - Google Patents
Video processing method in scene monitoring, device and scene monitoring system Download PDFInfo
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- CN105391975A CN105391975A CN201510738129.7A CN201510738129A CN105391975A CN 105391975 A CN105391975 A CN 105391975A CN 201510738129 A CN201510738129 A CN 201510738129A CN 105391975 A CN105391975 A CN 105391975A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/0247—Determining attitude
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
- G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
- G01S5/06—Position of source determined by co-ordinating a plurality of position lines defined by path-difference measurements
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Abstract
The invention provides a video processing method in scene monitoring, a device and a scene monitoring system. An all-direction pan-tilt camera is used and driven to track and monitor regions of interest or a whole flight plan process of an aircraft in important regions such as an airport apron, a taxiway and a runway is tracked and monitored, and airport service is also combined; and in view of different development conditions of small and medium-sized airports and large-sized airports, through a mode of carrying out video processing and analysis and a mode of carrying out fusion, recognition and processing on video information and the flight plan information fed back by an A-SMGCS, the combination of the video monitoring picture and the flight plan of the aircraft is intuitively and reliably monitored and managed. The problem that the existing scene monitoring technology can not perform intelligent monitoring can be effectively solved.
Description
Technical field
The present invention relates to scene monitoring technical field, the method for processing video frequency particularly in a kind of scene monitoring, device and scene monitoring system.
Background technology
Along with the fast development of China's civil aviation cause; Airport Operation environment is increasingly sophisticated; for meeting the security of operation of the continuous growth of day by day busy airdrome scene aircraft throughput, the confidence level increasing aircraft monitors data, raising aircraft; in the urgent need to novel intelligent video surveillance means, realize carrying out intuitively the aircraft of the key areas such as airfield runway, taxiway and airplane parking area, the function such as flight plan management, ground service, conflict and alarm reliably.
What most of airport scene monitoring system adopted is radar data source, ADS-B (Automatic dependent surveillance broadcast system, and the surveillance of multipoint positioning AutomaticDependentSurveillance-Broadcast), compared with other transducer, there is the advantages such as round-the-clock, intelligent, high accuracy.If publication number is give multipoint positioning surveillance under the non line of sight channel circumstance of a kind of airport and method in the application for a patent for invention of CN104833953A, this system is followed the tracks of process by TDOA and is generated the TDOA information after correcting, generate the positional information after correcting by Track In Track process, effectively can improve the output positioning precision of multipoint location system under the complicated NLOS channel circumstance of airdrome scene.But there is monitoring blind area in scene radar system, and cost and maintenance cost are very high; ADS-B depends on GLONASS (Global Navigation Satellite System) and positions target, if the positional information mistake that aircraft provides, terminal equipment is with regard to None-identified, and when GLONASS (Global Navigation Satellite System) lost efficacy, ADS-B was with regard to cisco unity malfunction; Multipoint positioning technical surveillance precision is low, and continuity is poor.Therefore, middle-size and small-size airport is faced with the problem that Financial cost drops into the aspects such as higher and service efficiency is on the low side; Although large airport can bear the input of the surveillance technology that radar data, ADS-B and multipoint positioning merge, display terminal only presents with target point set, inadequate visual pattern.The simultaneously mutual discrete independence of existing airport scene monitoring video camera, only does common supervision, also intelligent video surveillance system is not associated with Commercial Air Service, merge mutually by intelligent video data with other sensing data, identifying processing.Therefore, the blank stage is also substantially in for airdrome scene intelligent surveillance Resolving probiems.
Summary of the invention
For prior art Problems existing, the object of the invention is how to improve the Video processing in existing airport scene monitoring, realizing airdrome scene intelligent surveillance is the problem that those skilled in the art need solution badly, for this reason, the present invention is intended to the method for processing video frequency, device and the scene monitoring system that propose in a kind of scene monitoring, to improve the Video processing in existing airport scene monitoring, realize airdrome scene intelligent surveillance.
The present invention is intended to propose the method for processing video frequency in a kind of scene monitoring, and it is as follows that the method comprising the steps of:
Step 1, process the data of Still Camera and all-directional tripod head camera acquisition, the region of described Still Camera and all-directional tripod head camera acquisition data is video surveillance zone;
Step 2, the data after described step 1 processes to be shown;
The flight number of the supervision aircraft of step 3, reception input, searches for this position of supervision aircraft in described video surveillance zone;
Step 4, drive described in described all-directional tripod head Camera location and monitor aircraft, and the flight plan information of the described supervision aircraft of display in real time;
Step 5, when occurring distance in described video surveillance zone and being less than the aircraft of predetermined threshold, send alarm, determine alarm aircraft, obtain the positional information of described alarm aircraft, then alarm aircraft described in described all-directional tripod head Camera location is driven according to described positional information, and the flight plan information of real-time display alarm aircraft.
Preferably, in described step 1, the described data to Still Camera and all-directional tripod head camera acquisition process, and refer to and the data gathered are combined with A-SMGCS, and obtain the flight plan of aircraft in video surveillance zone, position, velocity information; In described step 2, data after described step 1 processes are shown, refer to and video information, A-SMGCS information, the flight plan of aircraft, position, velocity information are shown, in described step 5, the positional information obtaining alarm aircraft is the position, the speed that obtain the alarm aircraft that A-SMGCS provides.
Preferably, in described step 1, the data of Still Camera and all-directional tripod head camera acquisition are treated to: the identification of the detection of decoding, video image enhancement, aircraft and tracking, aircraft and location, all-directional tripod head video camera from motion tracking.
The present invention is intended to also propose the video process apparatus in a kind of airport scene monitoring, and this device comprises with lower module:
Frame of video abstraction module, for processing the data of Still Camera and all-directional tripod head camera acquisition, the region of described Still Camera and all-directional tripod head camera acquisition data is video surveillance zone;
Video visualization monitor terminal module, for showing the flight plan of the data after the process of described frame of video abstraction module and supervision aircraft;
Video tracking localization process module, for receiving the flight number of the supervision aircraft of input, searches for this position of supervision aircraft in described video surveillance zone;
Monopod video camera state modulator module, monitors aircraft for driving described in described all-directional tripod head Camera location.
Preferably, described frame of video abstraction module, for processing the data of Still Camera and all-directional tripod head camera acquisition, referring to and the data gathered are combined with A-SMGCS, and obtain the flight plan of aircraft in video surveillance zone, position, velocity information; Described video visualization monitor terminal module, for showing the data after the process of described frame of video abstraction module, refer to that video visualization monitor terminal module shows video information, A-SMGCS information, the flight plan of aircraft, position, velocity information.
The present invention is intended to carry a kind of airport scene monitoring system, it is characterized in that, described system comprises at least one the first video camera, at least one the second video camera, described first video camera and the second video camera are all linked in sequence with switch, optical transmitter and receiver, optical fiber, optical transmitter and receiver, switch, main frame, display; Described main frame is used for processing the data of described first video camera and the second camera acquisition, searches for, control described second video camera and follow the tracks of described supervision aircraft, and show the flight plan information of described supervision aircraft supervision aircraft.
Preferably, described first video camera is Still Camera, and described second video camera is all-directional tripod head video camera.
Preferably, described switch is provided with the network interface for telecommunication network transmission.
Preferably, described optical fiber connects the display being used for record and review and the display for technical surveillance and control.
Preferably, described optical fiber is monomode fiber.
The invention has the beneficial effects as follows, provide the method for processing video frequency in a kind of airport scene monitoring, device and scene monitoring system.In method for processing video frequency and device, by processing the data of Still Camera and all-directional tripod head camera acquisition, and the data after process are shown, realize the display to video surveillance zone, search surveillance aircraft is in the position of video surveillance zone, all-directional tripod head video camera is driven to follow the tracks of supervision aircraft, and display monitors the flight plan information of aircraft, when there is situation in video surveillance zone, obtain the more specific location information of alarm aircraft, drive the overall process of all-directional tripod head Camera location alarm aircraft in described video surveillance zone simultaneously, and show its flight plan information in real time, realize the real time monitoring to airdrome scene.In scene monitoring system, Still Camera and all-directional tripod head video camera pass through switch, optical transmitter and receiver, optical fiber, optical transmitter and receiver, switch transfers data to the main frame of middle-size and small-size airport video-surveillance system and the main frame of large airport video monitoring system, the data of host process video camera, the display of the display analyzed by Video processing and video information and A-SMGCS fusion treatment monitor aircraft position, when there are special circumstances, intelligent drives all-directional tripod head Camera location aircraft, the non-blind area all standing of surface area can be realized by intelligent drives all-directional tripod head video camera, realize the intelligent surveillance to airdrome scene.
Accompanying drawing explanation
Fig. 1 is the flow chart of the method for processing video frequency in a kind of airport scene monitoring in the present invention;
Fig. 2 is the structure chart of the video process apparatus in a kind of airport scene monitoring in the present invention;
The theory of constitution figure of a kind of scene monitoring system in the present invention of Fig. 3 position;
Fig. 4 is the theory of constitution figure of the another kind of scene monitoring system in the present invention;
Fig. 5 is the flow chart of a kind of scene monitoring method in the present invention;
Fig. 6 is the flow chart of the another kind of scene monitoring method in the present invention;
Fig. 7 is the overall goal figure of the scene monitoring system in the present invention.
Embodiment
The invention discloses the method for processing video frequency in a kind of scene monitoring, device and scene monitoring system, scene monitoring and management is carried out by video, not only drop into and maintenance cost low, and the video pictures the same with real scene can be obtained, by reaching without monitoring the advantages such as leak at airdrome scene blind area erection video camera.Its basic thought is at airfield runway, the important area such as taxiway and airplane parking area disposes the all-directional tripod head video camera of some, automatically lock when aircraft appears at this region and follow the tracks of, then the form transmitted by video network obtained the aircraft corresponding with target point set in Control Centre by be allowed controller and follows the tracks of video thumbnails, and the advanced airdrome scene guiding of display in real time and control system (A-SMGCS, AdvancedSurfaceMovementGuidanceandControlSystem) the aircraft flight number provided, speed, position, take off and the information such as landing time.The collision alert information simultaneously provided according to A-SMGCS; all-directional tripod head Camera location is driven to be locked in the dangerous close video pictures of the important area aircraft such as airfield runway, taxiway and airplane parking area; controller is made to control the operation situation of aircraft more intuitively; effectively avoid the generation of scene conflict accident, promote management and the operational efficiency of airdrome scene aircraft further.Utilize drive all-directional tripod head Camera location monitor interested region or aircraft in airplane parking area, the flight plan overall process of the important area such as taxiway and runway, and to combine with airport business; For middle-size and small-size airport current situation different from large airport, the flight plan information fed back respectively by the mode of Video processing analysis and video information and A-SMGCS carries out merging, the mode of identifying processing, directly perceived, the reliable surveillance realizing that video monitor picture combines with the flight plan of aircraft and management; Efficiently solving existing scene monitoring technology can not the problem of intelligent surveillance.
The hardware device of the application is mainly the Still Camera and all-directional tripod head video camera that are arranged on multiple fixing horizontal visual angle in airport, and the network access equipment of responsible transmission of video, memory device.In monitoring processing center, main frame receives the video flowing from each video camera, utilizes main frame to complete the display of multiresolution target and tracking, target localization and interlock, data correlation and track process etc.The mode of locating for the employing video monitor on medium and small airport replaces radar fix; The information that large airport adopts video monitor and A-SMGCS to provide, make supervision target intuitively visual, the point of target shows the video thumbnails of corresponding aircraft, and other sensing data of the fusion of intelligence, the simultaneously monitor message such as flight number, speed, position of display-object on video thumbnails.
The present invention is described in detail below in conjunction with accompanying drawing.
Embodiment 1:
A method for processing video frequency in airport scene monitoring, comprises the following steps, steps flow chart as shown in Figure 1:
Step 1, process the data of Still Camera and all-directional tripod head camera acquisition, the region of described Still Camera and all-directional tripod head camera acquisition data is video surveillance zone;
Step 2, the data after described step 1 processes to be shown;
Step 3, the position of search surveillance aircraft in described video surveillance zone, described supervision aircraft obtains by inputting its flight number;
Step 4, to obtain according to step 3 described in the flight number of supervision aircraft and the described position of supervision aircraft in described video surveillance zone, drive described in described all-directional tripod head Camera location and monitor the overall process of aircraft in described video surveillance zone, and show the flight plan information of described supervision aircraft in real time;
Step 5, when there is situation in described video surveillance zone, obtain the more specific location information of alarm aircraft, drive the overall process of alarm aircraft in described video surveillance zone described in described all-directional tripod head Camera location simultaneously, and show its flight plan information in real time.
Preferably, in described step 3, also obtain position, the velocity information of described supervision aircraft in conjunction with A-SMGCS, in described step 5, the more specific location information obtaining alarm aircraft is the position, the speed that obtain the alarm aircraft that A-SMGCS provides.
Preferably, in described step 1, process specifically to the data of Still Camera and all-directional tripod head camera acquisition: decode, the detection of aircraft and tracking, the identification from motion tracking, aircraft of all-directional tripod head video camera and location, video image enhancement.
The beneficial effect of the present embodiment is, provides the method for processing video frequency in a kind of airport scene monitoring.By processing the data of Still Camera and all-directional tripod head camera acquisition, and the data after process are shown, realize the display to video surveillance zone, search surveillance aircraft is in the position of video surveillance zone, all-directional tripod head video camera is driven to follow the tracks of supervision aircraft, and display monitors the flight plan information of aircraft, when there is situation in video surveillance zone, obtain the more specific location information of alarm aircraft, drive the overall process of all-directional tripod head Camera location alarm aircraft in described video surveillance zone simultaneously, and show its flight plan information in real time, realize the real time monitoring to airdrome scene.
Embodiment 2:
A video process apparatus in airport scene monitoring, this device comprises with lower module, structure as shown in Figure 2:
Frame of video abstraction module, for processing the data of Still Camera and all-directional tripod head camera acquisition, the region of described Still Camera and all-directional tripod head camera acquisition data is video surveillance zone;
Video visualization monitor terminal module, for showing the flight plan of the data after the process of described frame of video abstraction module and supervision aircraft;
Video tracking localization process module, for the position of search surveillance aircraft in described video surveillance zone, described supervision aircraft obtains by inputting its flight number in described video visualization monitor terminal module;
Monopod video camera state modulator module, for receiving the flight number of the described supervision aircraft that described video tracking localization process module sends and the described position of supervision aircraft in described video surveillance zone, driving described in described all-directional tripod head Camera location and monitoring the overall process of aircraft in described video surveillance zone.
Preferably, described video tracking localization process module, also obtains position, the velocity information of described supervision aircraft in conjunction with A-SMGCS.
What the video process apparatus due to the airport scene monitoring of the application received is the clear video flowing of multi-path high-definition, and data volume is very large, adopts the mode of multi-CPU+GPU to carry out parallel processing to meet real-time demand.Give CPU by the control of multichannel and the task of video decode to complete, moving target automatic tracking and supervision data fusion task division have been gone to GPU.In addition, the tracking of moving-target is responsible for by configuration computer separately.
In described video process apparatus, the function of modules comprises the following aspects:
(1) detection and tracking of aircraft under Still Camera
Aircraft detection and tracking under Still Camera, comprising: moving object detection and tracking two parts.Detection and tracking are follow-up The Cloud Terrace bases from motion tracking, are also the most important condition ensureing that video and A-SMGCS correctly merge.Detection algorithm needs to adapt to complicated outdoor environment, the application adopts the moving object detection algorithm (GMM based on associating GMM/VIBE model, GaussianMixtureModel, mixed Gauss model, VIBE, a kind of background modeling of Pixel-level, foreground detection algorithm), and the functions such as integrating illumination adjustment, shadow removal, noise remove, ghost removal, connected component analysis, target individual confirmation.When carrying out motion target tracking, when blocking, correctly calculate the running orbit of each target.
(2) all-directional tripod head video camera from motion tracking
Video algorithm and all-directional tripod head interlock is utilized to realize all-directional tripod head to moving target automatic tracking airdrome scene needing follow the tracks of, guarantee that the video object on display end is in the middle position of video window all the time, the target position information obtained from motion tracking is that video and A-SMGCS merge and the key of video object identification and location.The application realize all-directional tripod head video camera to target from motion tracking, in tracing process, the rotation of all-directional tripod head affects video tracking algorithm effect, and the target following of the application is carried out in flating situation.
(3) identification of video object and location
Aircraft in video is identified, located, and identification and location algorithm are optimized, realize video real time monitoring airdrome scene.Wherein the identification of aircraft relates to and identifies aircraft on airdrome scene and carry-on flight number, and the identification of flight number is identified as basis with aircraft.Identification comprises segmentation and extracts aircraft or flight number; Build aircraft or flight number feature interpretation algorithm; Learn various aircraft and flight number to set up Sample Storehouse; The aircraft or flight number that extract is split according to Sample Storehouse identification.The location of aircraft is then the physical location of calculating aircraft in airport.Location comprises the position of each video camera in airport in calibrating camera network; According to several video cameras closed on most with aircraft to aircraft coarse localization; And the position in the image of to catch at these video cameras closed on most according to aircraft, accurately resolve the physical location of aircraft.Algorithm optimization is for improving operation real-time, and to each functional module related in algorithm, the especially very large functional module of amount of calculation, with the fast algorithm of equivalence to reduce the overall amount of calculation of algorithm; In algorithm routine architecture design, for intensive module, adopt the streaming framework of parallelization, to improve the real-time of algorithm.
(4) video tracking target and A-SMGCS electronic chart subject fusion
Video tracking target through video camera imaging obtain be camera coordinates under two dimensional image, if by picked-up to image mapped in the electronic chart target of A-SMGCS, its effect is equivalent to video camera and attitude is changed into looks down perpendicular to ground, will obtain the actual position information of scene target in the plane that this is new.Utilize the Points And lines tag match method of the Points And lines feature in video tracking target image, A-SMGCS electronic chart, image coordinate and the scaling method of geographical coordinate, the virtual borderlines method of video tracking target realizes video tracking target and A-SMGCS electronic chart subject fusion.
(5) video image enhancement under the weather conditions such as night, greasy weather
The real time enhancing algorithm of video image under the low visual condition such as night, greasy weather of employing, improves and monitors definition.Airport scene monitoring image, due to factors vary such as season, weather, periods, needs algorithm for image enhancement.Introduce thermal infrared imager and catch the low-light (level) airdrome scene images such as night, and be combined with visible images, existing classical algorithm for image enhancement (as based on dark channel prior, based on constant color principle, based on special domain conversion enhancing algorithm) basis on, contrast with airport scene monitoring, according to the monopolizing characteristic of airport scene monitoring, adopt the algorithm for image enhancement being suitable for the changeable complicated scene in airport.Improve the real-time that high resolution video image strengthens algorithm on the other hand.
(6) fusion of other monitor messages and video
All-directional tripod head video camera is to airfield runway, target in the important area such as taxiway and airplane parking area is carried out in real time, target following accurately and location, on the video pictures basis that all-directional tripod head video camera obtains, introduce the aircraft flight number that A-SMGCS has, position, highly, speed, the parameter informations such as collision alert, realize the aircraft of display current goal point directly perceived and the video monitor picture of flight plan information on A-SMGCS electronic chart, controller is made to obtain the operation situation information of the aerodrome flight device the same with real scene, and video monitor picture provides invades runway, taxiway conflicts, forbidden zone typical case's conflict scene such as to be swarmed into and is carried out collision detection and alarm, thus auxiliary controller makes control decision-making fast.
The beneficial effect of the present embodiment is, provides the video process apparatus in a kind of airport scene monitoring.By processing the data of Still Camera and all-directional tripod head camera acquisition, and the data after process are shown, realize the display to video surveillance zone, search surveillance aircraft is in the position of video surveillance zone, all-directional tripod head video camera is driven to follow the tracks of supervision aircraft, and display monitors the flight plan information of aircraft, when there is situation in video surveillance zone, obtain the more specific location information of alarm aircraft, drive the overall process of all-directional tripod head Camera location alarm aircraft in described video surveillance zone simultaneously, and show its flight plan information in real time, realize the real time monitoring to airdrome scene.
Embodiment 3:
A kind of novel scene surveillance based on intelligent video process, comprise four Still Camera, an all-directional tripod head video camera, the data of described Still Camera and all-directional tripod head video camera are transferred in the main frame of middle-size and small-size airport video-surveillance system and the main frame of large airport video monitoring system by switch, optical transmitter and receiver, monomode fiber, optical transmitter and receiver, switch respectively successively, as shown in Figure 3.Wherein, the main frame of middle-size and small-size airport video-surveillance system is the main frame that Video processing is analyzed, and the main frame of large airport video monitoring system is the main frame of video information and A-SMGCS fusion treatment.Then the aircraft video thumbnails of corresponding impact point on the flight plan local video picture of airdrome scene aircraft and A-SMGCS electronic chart is shown respectively by the display of middle-size and small-size airport video-surveillance system and the display of large airport video monitoring system, wherein, the display of middle-size and small-size airport video-surveillance system is the display that Video processing is analyzed, and the display of large airport video monitoring system is the display of video information and A-SMGCS fusion treatment.When there is aircraft movements in the important areas such as described airfield runway, taxiway and airplane parking area, the rotation of intelligent drives all-directional tripod head video camera.
In the present embodiment, the display of the main frame of the main frame of described Video processing analysis, the display of Video processing analysis, video information and A-SMGCS fusion treatment, video information and A-SMGCS fusion treatment has two covers, uses respectively for middle-size and small-size airport and large airport.
The beneficial effect of the present embodiment is, Still Camera and all-directional tripod head video camera pass through switch, optical transmitter and receiver, optical fiber, optical transmitter and receiver, switch transfers data to the main frame of middle-size and small-size airport video-surveillance system and the main frame of large airport video monitoring system, the data of host process video camera, the display of the display analyzed by Video processing and video information and A-SMGCS fusion treatment monitor aircraft position, when there are special circumstances, intelligent drives all-directional tripod head Camera location aircraft, the non-blind area all standing of surface area can be realized by intelligent drives all-directional tripod head video camera, realize the intelligent surveillance to airdrome scene.
Embodiment 4:
A kind of novel scene surveillance based on intelligent video process, comprise four Still Camera, an all-directional tripod head video camera, the data of described Still Camera and all-directional tripod head video camera are transferred in the main frame of middle-size and small-size airport video-surveillance system and the main frame of large airport video monitoring system by switch, optical transmitter and receiver and monomode fiber, optical transmitter and receiver, switch respectively successively, as shown in Figure 4.Wherein, the main frame of middle-size and small-size airport video-surveillance system is the main frame that Video processing is analyzed, and the main frame of large airport video monitoring system is the main frame of video information and A-SMGCS fusion treatment.Then the flight plan video thumbnails of the aircraft of corresponding impact point on the flight plan local video picture of airdrome scene aircraft and A-SMGCS electronic chart is shown respectively by the display of middle-size and small-size airport video-surveillance system and the display of large airport video monitoring system, wherein, the display of middle-size and small-size airport video-surveillance system is the display that Video processing is analyzed, and the display of large airport video monitoring system is the display of video information and A-SMGCS fusion treatment.When there is aircraft movements in the important areas such as described airfield runway, taxiway and airplane parking area, the rotation of intelligent drives all-directional tripod head video camera.
In the present embodiment, the display of the main frame of the main frame of described Video processing analysis, the display of Video processing analysis, video information and A-SMGCS fusion treatment, video information and A-SMGCS fusion treatment has two covers, use for middle-size and small-size airport and large airport respectively, and the primary network interface described switch is provided with for telecommunication network transmission, monomode fiber has the display for record and review and the display for technical surveillance and control.
In embodiment 3 and embodiment 4: the display that Video processing is analyzed is by one or more computer monitor or narrow limit large-size screen monitors monitoring lcd TV composition, then display output interface is utilized locking aircraft local video monitoring image and flight plan information thereof to be shown in computer monitor or narrow limit large-size screen monitors monitoring lcd TV respectively, the display of video information and A-SMGCS fusion treatment consists of one or more computer monitor or narrow limit large-size screen monitors monitoring lcd TV, then the corresponding aircraft local video of the target point set utilizing display output interface to show A-SMGCS electronic chart occurs monitors that thumbnail and flight plan information thereof show in computer monitor or narrow limit large-size screen monitors monitoring lcd TV, the main frame that Video processing is analyzed is used as aircraft local video monitoring image and the flight plan information thereof of the locking of band-wise processing all-directional tripod head video camera, and video information monitors thumbnail and flight plan information thereof with the main frame of A-SMGCS fusion treatment as the aircraft local video that the target point set on band-wise processing A-SMGCS electronic chart is corresponding, described all-directional tripod head video camera comprises all-directional tripod head and is arranged at the video camera on The Cloud Terrace, described all-directional tripod head is arranged at the guard shield top of described four Still Camera, scope observed by its camera lens is exactly the visual range of four Still Camera, when there is moving target in the visual range at four Still Camera, described all-directional tripod head is driven to be locked, automatically carry out zoom aligning, clearly monitor remote local detail.
Embodiment 5:
Based on a scene monitoring method for intelligent video process, for centering airpark project adopt video monitor location mode carry out scene monitoring, comprise the following steps, steps flow chart as shown in Figure 5:
Step 1, gather the data of multichannel Still Camera and all-directional tripod head video camera, in the main frame of Video processing analysis with software carry out decoding, target detection and tracking, the interlock tracking of all-directional tripod head video camera, the identification of target and location and video image enhancement also show over the display in real time;
On step 2, the display analyzed in Video processing, input monitors the flight number of aircraft, system searches for its position in video surveillance zone at once, and intelligent drives all-directional tripod head Camera location monitors the overall process of aircraft in monitor area and its flight plan information of display in real time simultaneously;
If there are special circumstances in step 3 in video surveillance zone, system is by video acquisition more specific location information, and intelligent drives all-directional tripod head Camera location monitors the overall process of dangerous contiguous aircraft in monitor area and its flight plan information of display in real time simultaneously;
The data of step 4, collection all-directional tripod head video camera also show in the display in the main frame of Video processing analysis.
The beneficial effect of the present embodiment is, provides a kind of scene monitoring method.Still Camera and all-directional tripod head video camera pass through switch, optical transmitter and receiver, optical fiber, optical transmitter and receiver, switch transfers data to the main frame that Video processing is analyzed, the data of host process video camera, monitor aircraft position, and monitor aircraft by intelligent drives all-directional tripod head Camera location, when there are special circumstances, main frame is by obtaining more specific location information, intelligent drives all-directional tripod head Camera location aircraft simultaneously, the non-blind area all standing of surface area can be realized by intelligent drives all-directional tripod head video camera, realize the intelligent surveillance to airdrome scene.
Embodiment 6:
Based on a scene monitoring method for intelligent video process, for adopting video monitor and A-SMGCS to monitor that the mode of data fusion carries out scene monitoring to large airport project, comprise the following steps, steps flow chart as shown in Figure 6:
Step 1, gather the data of multichannel Still Camera and all-directional tripod head video camera, in the main frame of video information with A-SMGCS fusion treatment with software carry out decoding, target detection and tracking, the interlock tracking of all-directional tripod head video camera, the identification of target and location and video image enhancement also show over the display in real time;
2, on the display of video information and A-SMGCS fusion treatment, the flight number monitoring aircraft is inputted, system searches for its relevant position in A-SMGCS electronic chart at once, and intelligent drives all-directional tripod head Camera location monitors the overall process of aircraft in monitor area and its flight plan information of display in real time simultaneously;
If when there are special circumstances in 3 airdrome scene aircraft, the collision alert information (positions, speed etc. of two frame alarms flights) provided according to A-SMGCS, the overall process of the contiguous aircraft of intelligent drives The Cloud Terrace tracking lock danger in monitor area and in real time its flight plan information of display;
4, also show in the display in the data gathering all-directional tripod head video camera to video information and the main frame of A-SMGCS fusion treatment.
Embodiment 7:
Based on the novel scene surveillance overall study target of intelligent video process for medium and small airport and large airport two type.Adopt the mode of video monitor location to carry out scene management for middle-size and small-size Airport Project, adopt video monitor and A-SMGCS to monitor that the mode of data fusion carries out scene management for large airport.
System, according to the quantity of airfield runway, taxiway, airplane parking area and emphasis monitor area scope, is overlapped large airport configuration 10; To medium-sized airports configuration 5 cover; To airpark configuration 2 cover.System can improve the security of operation Means of Ensuring of Civil Aviation Airport greatly, therefore makes this project achievement have huge market prospects.For the input 3,000,000 yuan of a set of intelligent video integrated supervision management system, for 20 airports, 5 covers are on average installed on each airport, and the output value of project achievement all will reach RMB 300,000,000 yuan, so huge market capacity, will produce great economic benefit.
Based on intelligent video process novel scene surveillance overall study target as shown in Figure 7: middle-size and small-size airport is by airdrome scene runway, taxiway, a large amount of network video camera is disposed in the key areas such as airplane parking area, adopt all-directional tripod head intelligent-tracking, by Intelligent Measurement and tracking technique, video identification technology, video location technology, video enhancement techniques processes, and by carrying out based on the scene monitoring system of intelligent video managing based on the scene of video analysis, realize collision detection, runway is invaded, course line, plan & capacity, ground service, airport charges, emergency services, and the management of the aspect such as airport inspection, by the all-directional tripod head video camera that intelligent drives multiple some position covers, the non-blind area all standing of surface area can be realized.In large airport video monitoring system, adopt all-directional tripod head video camera intelligent-tracking, simultaneously in conjunction with the target location of A-SMGCS feedback, highly, flight number, conflict and alarm, the information such as invasion, by showing integrated airdrome scene view based on the scene monitoring system of intelligent video, A-SMGCS map is presented at the video monitor thumbnail of current goal point intuitively, and the scene of carrying out based on video analysis manages, realize collision detection, runway is invaded, course line, plan & capacity, ground service, airport charges, emergency services, and the management of the aspect such as airport inspection.
The scene monitoring system and method that the application proposes can support that the important areas such as airfield runway, taxiway and airplane parking area are efficient, safe operation, promotes airport operational support level; Fill up the association area world, domestic technological gap, capture technology commanding elevation; The scene monitoring solution based on intelligent video that applicable China Civil Aviation Airport is run is provided; Expedite the emergence of the industry of billions of scale.
More than describe System's composition of the present invention and operation principle in detail.But those of ordinary skill in the art it should be understood that specification is only for explaining claims.But protection scope of the present invention is not limited to specification.Anyly be familiar with those skilled in the art in the technical scope that the present invention discloses, the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (10)
1. the method for processing video frequency in airport scene monitoring, is characterized in that,
Step 1, process the data of Still Camera and all-directional tripod head camera acquisition, the region of described Still Camera and all-directional tripod head camera acquisition data is video surveillance zone;
Step 2, the data after described step 1 processes to be shown;
The flight number of the supervision aircraft of step 3, reception input, searches for this position of supervision aircraft in described video surveillance zone;
Step 4, drive described in described all-directional tripod head Camera location and monitor aircraft, and the flight plan information of the described supervision aircraft of display in real time;
Step 5, when occurring distance in described video surveillance zone and being less than the aircraft of predetermined threshold, send alarm, determine alarm aircraft, obtain the positional information of described alarm aircraft, then alarm aircraft described in described all-directional tripod head Camera location is driven according to described positional information, and the flight plan information of real-time display alarm aircraft.
2. method for processing video frequency according to claim 1, it is characterized in that, in described step 1, the described data to Still Camera and all-directional tripod head camera acquisition process, refer to and the data gathered are combined with A-SMGCS, and obtain the flight plan of aircraft in video surveillance zone, position, velocity information; In described step 2, data after described step 1 processes are shown, refer to and video information, A-SMGCS information, the flight plan of aircraft, position, velocity information are shown, in described step 5, the positional information obtaining alarm aircraft is the position, the speed that obtain the alarm aircraft that A-SMGCS provides.
3. method for processing video frequency according to claim 1 and 2, it is characterized in that, in described step 1, the data of Still Camera and all-directional tripod head camera acquisition are treated to: the identification of the detection of decoding, video image enhancement, aircraft and tracking, aircraft and location, all-directional tripod head video camera from motion tracking.
4. the video process apparatus in airport scene monitoring, is characterized in that, this device comprises with lower module:
Frame of video abstraction module, for processing the data of Still Camera and all-directional tripod head camera acquisition, the region of described Still Camera and all-directional tripod head camera acquisition data is video surveillance zone;
Video visualization monitor terminal module, for showing the flight plan of the data after the process of described frame of video abstraction module and supervision aircraft;
Video tracking localization process module, for receiving the flight number of the supervision aircraft of input, searches for this position of supervision aircraft in described video surveillance zone;
Monopod video camera state modulator module, monitors aircraft for driving described in described all-directional tripod head Camera location.
5. video process apparatus according to claim 4, it is characterized in that, described frame of video abstraction module, for processing the data of Still Camera and all-directional tripod head camera acquisition, refer to and the data gathered are combined with A-SMGCS, and obtain the flight plan of aircraft in video surveillance zone, position, velocity information; Described video visualization monitor terminal module, for showing the data after the process of described frame of video abstraction module, refer to that video visualization monitor terminal module shows video information, A-SMGCS information, the flight plan of aircraft, position, velocity information.
6. an airport scene monitoring system, it is characterized in that, described system comprises at least one the first video camera, at least one the second video camera, and described first video camera and the second video camera are all linked in sequence with switch, optical transmitter and receiver, optical fiber, optical transmitter and receiver, switch, main frame, display; Described main frame is used for processing the data of described first video camera and the second camera acquisition, searches for, control described second video camera and follow the tracks of described supervision aircraft, and show the flight plan information of described supervision aircraft supervision aircraft.
7. scene monitoring system according to claim 6, is characterized in that, described first video camera is Still Camera, and described second video camera is all-directional tripod head video camera.
8. scene monitoring system according to claim 6, is characterized in that, described switch is provided with the network interface for telecommunication network transmission.
9. scene monitoring system according to claim 6, is characterized in that, described optical fiber connects the display being used for record and review and the display for technical surveillance and control.
10. scene monitoring system according to claim 6, is characterized in that, described optical fiber is monomode fiber.
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