CN104363412B - The big visual field supervisory systems and monitoring and managing method of elongated zones - Google Patents
The big visual field supervisory systems and monitoring and managing method of elongated zones Download PDFInfo
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- CN104363412B CN104363412B CN201410588645.1A CN201410588645A CN104363412B CN 104363412 B CN104363412 B CN 104363412B CN 201410588645 A CN201410588645 A CN 201410588645A CN 104363412 B CN104363412 B CN 104363412B
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Abstract
The invention discloses the big visual field supervisory systems and monitoring and managing method of elongated zones, it is characterised in that by the way that the long side direction of the whole rectangle imaging viewing field of video camera is consistent with the length direction of elongated zones；The monitor area on duty in turn of setting at least two in the range of the elongated zones of supervision, FEP control video camera makes it at a time interval or to carry out timesharing to elongated zones on duty on duty in turn the cycle；Beneficial effects of the present invention：The length of monitoring elongated zones is added, increases monitoring range.
Description
Technical field
The present invention relates to the intelligent transportation based on video and safety-security area, and in particular to a kind of big visual field prison of elongated zones
Guard system and monitoring and managing method.
Background technology
Computer vision intelligent transportation and the application of safety-security area and its extensively, in particular with image intelligent analysis with
The development for the treatment of technology, application is more and more, because need not be artificial using the method for computer vision, greatlys save into
This, but the existing video camera movement that this method is relied on is rectangle CCD（Charge coupled cell）Or CMOS (complementary metals
Oxide semiconductor), the long side direction more than its pixel number is all vertical with the long side direction as elongated zones such as roads, such as
Video camera with head, the long side direction more than the pixel number of its whole image device are all and head horizontal rotating shaft（That is camera
Pitching rotating shaft）Direction is parallel, for the video camera without head, i.e. gun shaped video camera, the long side side of its whole imaging viewing field
To vertical with the long side direction as elongated zones such as roads, so, existing supervisory systems（Take the photograph with monopod video camera and without head
Camera）It is just more relatively short for the monitored length of the long side direction of elongated zones, need increase long and narrow occasion as road badly
Monitored length new method.
The content of the invention
To solve the deficiency of existing supervisory systems, the present invention provides big visual field supervisory systems and the supervision of a kind of elongated zones
Method, solve the problems, such as elongated zones monitored length narrow range.
In order to realize above-mentioned target, the present invention adopts the following technical scheme that：A kind of big visual field supervisory systems of elongated zones,
Including video camera and FEP, it is characterized in that, long side direction and the supervision of the whole rectangle imaging viewing field of video camera
The length direction of elongated zones is consistent；The FEP control video camera makes it at a time interval to each setting
It is on duty in turn that region carries out timesharing.
The big visual field supervisory systems of foregoing a kind of elongated zones, it is characterised in that the video camera movement is rectangle
CCD or CMOS.
The big visual field supervisory systems of foregoing a kind of elongated zones, it is characterised in that the video camera is included with head
High-speed ball camera and the fixation gun shaped video camera without head.
A kind of big visual field supervisory systems of foregoing elongated zones, it is characterised in that the fixation gun shaped without head
Video camera passes through 90 degree of improvement and installations of video camera integral-rotation, makes long side direction and the supervision of its whole rectangle imaging viewing field
Elongated zones length direction it is consistent.
The big visual field supervisory systems of foregoing a kind of elongated zones, it is characterised in that the high-speed ball with head is taken the photograph
Camera has the head of horizontal and vertical rotation, the transformation being rotated by 90 ° by video camera movement so that whole imaging viewing field picture
Long side direction more than first number is vertical with head horizontal rotating shaft direction, make the long side direction of its whole imaging viewing field with as road this
The length direction of sample supervised entities is consistent.
A kind of big visual field supervisory systems of foregoing elongated zones, it is characterised in that for non-number zonule on duty,
By controlling video camera rotation, changing focal length, focusing and video recording and candid photograph, video camera obtains video image information in real time, and passes
It is defeated by the FEP；Panoramic video is directly transferred to the FEP, processor for digital region on duty
Logarithm code value defending zone domain is analyzed and processed.
A kind of big visual field supervisory systems of foregoing elongated zones, it is characterised in that：The FEP is taken the photograph to described
Non- number that camera transmits video image information on duty is analyzed and processed in real time, and when automatically analyzing, non-number is on duty
When there is specific objective in region, to specific objective tracking and automatic focusing away from realize high-resolution capture；The FEP control
Video camera makes it at a time interval or to carry out timesharing to each non-number region on duty of setting on duty in turn the cycle, with increase
Monitoring range.
The big visual field supervisory systems of foregoing a kind of elongated zones, it is characterised in that the regional of the setting includes
The small supervision region in the unilateral scope in region on duty and each left and right in turn of left and right two；Described two regions on duty in turn in left and right
Centered on installing vertical rod by video camera, along the region on duty in turn of left and right two of road direction setting；The small supervision region
For again in the multiple needs set in turn in region on duty of left and right two, small supervision region on duty, small supervision region include in turn
Video camera be failure to actuate in the case of digital wheel flow valuve defending zone domain and video camera action in the case of non-digital wheel flow valuve defending zone domain.
A kind of monitoring and managing method of the big visual field supervisory systems based on above-mentioned elongated zones, it is characterised in that：Including following step
Suddenly：
1）Interesting image regions ROI is determined by man-machine interaction, the mask image as target detection；
2）Sport foreground detection is carried out to image sequence using Background difference, and carries out real-time background updating；
3）Read mask image and determine whether that moving object appears in zonule, and by calculating foreground pixel and image
The ratio of the total pixels of ROI distinguishes target sizes, and extraction foreground image feature it is identified processing；
4）If there is specific objective to appear in zonule, opening timing device T, and stop the context update in ROI, before only doing
Scape detects；
5）Before timer T reaches timing, if target is disappeared in zonule, timer T is reset and closed
Close, go to step（2）；
6）Timing is reached, high-resolution is opened and captures thread, focusing candid photograph is carried out to specific objective, timer T is clear
Zero and close, go to step（2）；
7）When the supervision in the region on duty has timed out, the FEP control the head and camera motion and
Varifocal is directed at another region on duty, repeat step（2）-（7）.
The beneficial effect that the present invention is reached：The present invention is by by the long side side of the whole rectangle imaging viewing field of video camera
To consistent with the length direction of elongated zones；The monitored space on duty in turn of setting at least two in the range of the elongated zones of supervision
Domain, FEP control video camera makes it at a time interval or the cycle carries out timesharing wheel flow valuve to elongated zones on duty
Keep；Interesting image regions ROI is determined by man-machine interaction, the mask image as target detection；Using Background difference to figure
As sequence progress sport foreground detection, and carry out real-time background updating；Read mask image and determine whether that moving object occurs
Target sizes, extraction foreground image spy are distinguished in zonule, and by calculating the ratio of foreground pixel and the total pixels of image ROI
Sign it is identified processing；If there is specific objective to appear in zonule, opening timing device T, and stop the background in ROI more
Newly, foreground detection is only done；It is if target is disappeared in zonule, timer T is clear before timer T reaches timing
Zero and close；If reaching timing, focusing candid photograph is carried out to specific objective；When the supervision in the region on duty has timed out, institute
Stating FEP controls the head and camera motion and varifocal to be directed at another region on duty.Invention increases prison
The length of elongated zones is controlled, increases monitoring range.
Brief description of the drawings
Fig. 1 is that the area schematic for stopping supervision is disobeyed in vehicle roadside.
Mark meaning in accompanying drawing：1- video cameras, 2- installation vertical rods, 3- right-hand wheel flow valuve defending zones domain, 4- left side wheels flow valuves
Defending zone domain, 5, the zonule on duty in 9- left fields, 6,7, zonule on duty in 8- right side areas.
Embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
As shown in figure 1, a kind of big visual field supervisory systems of elongated zones, including video camera 1 and FEP, its feature
It is that the long side direction of the overall rectangle imaging viewing field of video camera is consistent with the length direction of elongated zones；FEP control
Video camera processed makes its region progress timesharing at a time interval to each setting on duty in turn.
Video camera movement is rectangle CCD or CMOS.Video camera include the high-speed ball camera with head and without
The fixation gun shaped video camera of head.High-speed ball camera movement in the present embodiment is rectangle CMOS, resolution ratio 1020
× 1980, it is installed in 8 meters high of 7 types installation vertical rod 2, direction corresponding to its original 1980 pixel is the side of vertical road long side
To so its supervision length along link length direction is about 50 meters, and the present invention is by suitable around its optical axis by video camera movement
The machine rebuilding that hour hands are rotated by 90 °, make the long side direction and camera pan-tilt horizontal rotating shaft of its 1980 pixel（That is camera pitching
Rotary shaft）Direction is vertical, i.e., consistent with road long side direction, to ensure the long side direction of whole cmos imaging visual field and road side
To consistent, monitoring link length is about 110 meters, about more than 2 times of increase.
Without the fixation gun shaped video camera with head by being rotated by 90 ° improvement and installation, make its whole rectangle imaging viewing field
Long side direction it is consistent with link length direction.
Centered on 7 type bars, two regions on duty in left and right are set along road direction, i.e., 3 be right-hand wheel flow valuve defending zone domain, 4
For left side wheels flow valuve defending zone domain, FEP control video camera makes it at a time interval or the cycle is on duty to the two
Elongated zones progress timesharing is on duty in turn, increases 2 times of monitoring ranges.5th, 9 be zonule on duty in left field, 6-8 be right
Zonule on duty in side region.
For non-number region on duty, FEP controls video camera to sub-control area domain and the control shooting
Machine varifocal, aperture, are focused on and video recording is with capturing；The video camera obtains video image information in real time, and be transferred to it is described before
Hold processor；Panoramic video is directly transferred to the FEP for digital region on duty；
The video image information that FEP comes to camera transmissions is analyzed and processed in real time, when automatically analyzing
When there is specific objective in non-number region on duty, to specific objective tracking and automatic focusing away from realize high-resolution capture；The front end
Processor control video camera makes it at a time interval or to carry out timesharing to each region of setting on duty in turn the cycle, with increase
Monitoring range.
The regional of the setting includes left and right two region on duty and small supervision region in turn；Described two wheels in left and right
Flow valuve defending zone domain is centered on video camera installs vertical rod, along the region on duty in turn of left and right two of road direction setting；It is described
Small supervision region is in the multiple needs set in turn in region on duty of left and right two small supervision region on duty in turn, small supervision
Region includes the digital wheel flow valuve defending zone domain in the case of video camera is failure to actuate and the area on duty in turn in the case of video camera action again
Domain.
The monitoring and managing method of the big visual field supervisory systems of elongated zones, comprises the following steps：
（1）According to actual conditions, two monitor areas on duty, then be worth in turn in setting left and right in 220 meters of supervision scope
Draw several zonules of polygon in defending zone domain manually by man-machine interaction, i.e., multiple points are set in monitor area, are
These points are connected into irregular polygon by system with straight line successively automatically, and the polygon is small supervision region, as shown in Figure 1.
Several such polygons can be set according to actual conditions（Such as rectangle）, for example unilateral 3 vehicles disobey and stop region, and should
Polygon is as interesting image regions ROI, the mask image for target detection；
（2）Sport foreground detection, and real-time update background image are carried out to image sequence using Background difference；
（3）Read mask image and determine whether that moving object appears in zonule, and by calculating foreground pixel and figure
Distinguish target sizes as the ratio of the total pixels of ROI, the feature such as extraction foreground image shape to automobile, motorcycle, bicycle and
Processing is identified in pedestrian；
（4）If there is vehicle target to appear in zonule, opening timing device T, and stop the context update in ROI, only do
Foreground detection；
（5）Before timer T reaches timing, if target is disappeared in zonule, timer T is reset and closed
Close, go to step（2）；
（6）Timing is reached, high-resolution is opened and captures thread, stop vehicle target to disobeying and carry out focusing candid photograph.Will timing
Device T resets and closed, and goes to step（2）；
（7）When the supervision in left side region on duty has timed out, then FEP controls video camera rotation and varifocal etc.
Right side value defending zone domain is directed at, is repeated the above steps（2）-（7）.
The present invention is by by the length direction of the long side direction of the whole imaging viewing field of the rectangle of video camera and elongated zones
Unanimously；The monitor area on duty in turn of setting at least two in the range of the elongated zones of supervision, FEP control head and
Video camera makes it at a time interval or the cycle is on duty in turn to elongated zones progress timesharing on duty；It is long and narrow to add monitoring
The length in region, increases monitoring range.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, some improvement and deformation can also be made, these are improved and deformation
Also it should be regarded as protection scope of the present invention.
Claims (6)
1. a kind of big visual field supervisory systems of elongated zones, including video camera and FEP, it is characterized in that, video camera it is whole
The length direction of elongated zones of the long side direction of individual rectangle imaging viewing field with supervising is consistent；The FEP control is taken the photograph
Camera makes its region progress timesharing at a time interval to each setting on duty in turn；The video camera is included with head
High-speed ball camera and the fixation gun shaped video camera without head；The fixation gun shaped video camera process without head will be taken the photograph
90 degree of improvement and installations of camera integral-rotation, make the long side direction and the length of the elongated zones of supervision of its whole rectangle imaging viewing field
It is consistent to spend direction；For non-number zonule on duty, by controlling video camera rotation, changing focal length, focusing and video recording with grabbing
Clap, video camera obtains video image information in real time, and is transferred to the FEP；Directly will be complete for digital region on duty
Scape transmission of video gives the FEP, and processor logarithm code value defending zone domain is analyzed and processed.
A kind of 2. big visual field supervisory systems of elongated zones according to claim 1, it is characterised in that the video camera machine
Core is rectangle CCD or CMOS.
3. the big visual field supervisory systems of a kind of elongated zones according to claim 1, it is characterised in that described with head
High-speed ball camera has the head of horizontal and vertical rotation, the transformation being rotated by 90 ° by video camera movement so that whole
Long side direction more than imaging viewing field pixel number is vertical with head horizontal rotating shaft direction, makes the long side direction of its whole imaging viewing field
It is consistent with the length direction of supervised entities.
A kind of 4. big visual field supervisory systems of elongated zones according to claim 1, it is characterised in that：The front-end processing
Non- number that device comes to camera transmissions video image information on duty is analyzed and processed in real time, when automatically analyzing
When there is specific objective in non-number region on duty, to specific objective tracking and automatic focusing away from realize high-resolution capture；The front end
Processor control video camera makes it at a time interval or the cycle carries out timesharing in turn to each non-number region on duty of setting
It is on duty, to increase monitoring range.
A kind of 5. big visual field supervisory systems of elongated zones according to claim 1, it is characterised in that the setting it is each
Individual region includes the small supervision region in the unilateral scope in region on duty and each left and right in turn of left and right two；Described two wheels in left and right
Flow valuve defending zone domain is centered on video camera installs vertical rod, along the region on duty in turn of left and right two of road direction setting；It is described
Small supervision region is in the multiple needs set in turn in region on duty of left and right two small supervision region on duty in turn, small supervision
Region includes the digital wheel flow valuve defending zone domain in the case of video camera is failure to actuate and the non-number in the case of video camera action in turn again
Region on duty.
6. a kind of monitoring and managing method of the big visual field supervisory systems of elongated zones according to any of the above-described claim, its feature
It is：Comprise the following steps：
1) interesting image regions ROI is determined by man-machine interaction, the mask image as target detection；
2) sport foreground detection is carried out to image sequence using Background difference, and carries out real-time background updating；
3) read mask image and determine whether that moving object appears in zonule, and by calculating foreground pixel and image ROI
The ratio of total pixel distinguishes target sizes, and extraction foreground image feature it is identified processing；
If 4) there is specific objective to appear in zonule, opening timing device T, and stop the context update in ROI, only do prospect inspection
Survey；
5) before timer T reaches timing, if target is disappeared in zonule, timer T is reset and closed, turned
To step (2)；
6) timing is reached, high-resolution is opened and captures thread, focusing candid photograph is carried out to specific objective, timer T is reset simultaneously
Close, go to step (2)；
7) when the supervision in the region on duty has timed out, the FEP controls the head and camera motion and zoom
Away from another region on duty of alignment, repeat step (2)-(7).
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| CN108391095A (en) * | 2018-04-13 | 2018-08-10 | 青岛慧拓智能机器有限公司 | Video capture method and system for monitoring automatic driving vehicle |
| CN109931912A (en) * | 2019-04-12 | 2019-06-25 | 成都睿铂科技有限责任公司 | A kind of aviation oblique photograph method and device |
| CN114973154A (en) * | 2022-07-29 | 2022-08-30 | 成都宜泊信息科技有限公司 | Parking lot identification method, parking lot identification system, parking lot control method, parking lot control system, parking lot equipment and parking lot control medium |
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| CN102693632A (en) * | 2012-04-27 | 2012-09-26 | 徐贵力 | Monitoring device and monitoring method based on visual image |
| CN102905110A (en) * | 2012-09-07 | 2013-01-30 | 北京瀚景锦河科技有限公司 | Remote multi-area image monitoring system and method |
| CN103997627A (en) * | 2014-06-09 | 2014-08-20 | 徐贵力 | Long and thin visual field video monitoring system and method orientated toward longitudinal long and thin area video monitoring application |
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| US20110169931A1 (en) * | 2010-01-12 | 2011-07-14 | Amit Pascal | In-vivo imaging device with double field of view and method for use |
| CN102708685B (en) * | 2012-04-27 | 2014-08-20 | 南京航空航天大学 | Device and method for detecting and snapshotting violation vehicles |
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|---|---|---|---|---|
| CN102693632A (en) * | 2012-04-27 | 2012-09-26 | 徐贵力 | Monitoring device and monitoring method based on visual image |
| CN102905110A (en) * | 2012-09-07 | 2013-01-30 | 北京瀚景锦河科技有限公司 | Remote multi-area image monitoring system and method |
| CN103997627A (en) * | 2014-06-09 | 2014-08-20 | 徐贵力 | Long and thin visual field video monitoring system and method orientated toward longitudinal long and thin area video monitoring application |
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