CN105554451A - Image sensor with flow statistical function - Google Patents
Image sensor with flow statistical function Download PDFInfo
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- CN105554451A CN105554451A CN201510926205.7A CN201510926205A CN105554451A CN 105554451 A CN105554451 A CN 105554451A CN 201510926205 A CN201510926205 A CN 201510926205A CN 105554451 A CN105554451 A CN 105554451A
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- people
- flow
- stream
- statistical
- presumptive area
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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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
- G06V20/53—Recognition of crowd images, e.g. recognition of crowd congestion
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The present invention relates to an image sensor with a flow statistical function. The image sensor comprises a detection device body which comprises a shell and a video collection unit in the shell. The shell is provided with a lightning protection device. The video collection unit comprises a HD camera with a flow statistical module which is used for carrying out statistical of in and out people flow of a predetermined area through a walkway according to a default method according to collected real-time images and judging the number of people in the predetermined area at present accoriding to in flow and out folw, and sending a people number value to a back end mangement and control terminal. According to the image sensor, the effective lightning protection of a detection device can be realized, the flow statistical can be carried out, and the image sensor is very suitable for a scenic spot to limit the visitor number of a certain area so as to improve the safety of visiting the scenic spot.
Description
Technical field
The invention belongs to safety monitoring technical field, be specifically related to a kind of image detector with stream of people's statistical function.
Background technology
Along with the progress and development of technology; safety monitoring equipment or system are widely used in various environment; play important effect to protection people property, current security monitoring device or equipment are generally fixed being installed in corresponding environment or occasion, monitor peripheral region.
Current supervising device generally comprises the shell of camera and metal material, after fixing a position, if run into thunderstorm weather, the attack of thunder may be subject to, thus be damaged, supervising device is caused to lose efficacy, can not realize monitoring guarded region, and change supervising device and turn improve cost, between the installation stage of replacement and before finding that supervising device is by broken by lightning, cannot effective monitoring be carried out, therefore a kind of novel monitoring sniffer with anti-lightning function is provided, have important practical significance.
In addition, all a lot of in current tourist attraction general traveller number, when visiting, often go out excessive people and go to a sight spot or region, easily cause a people from sight spot too much crowded, the situation that another people from sight spot is few, and security incident too much can be there is in people, therefore, dredge the stream of people necessary, the method of dredging the stream of people is at present generally realized by pilot or broadcast, cannot realize guiding according to number situation, therefore a kind of sniffer based on image is developed to realize stream of people's real-time statistics, the number entering certain area according to the volitional check of stream of people's statistical conditions is necessary, reduce security incident, have great importance.
Summary of the invention
The object of the invention is to solve above-mentioned technical problem and a kind of image detector with stream of people's statistical function is provided.
For achieving the above object, the present invention adopts following technical scheme:
A kind of image detector with stream of people's statistical function, comprise sniffer body, described sniffer body comprises the video acquisition unit in shell and shell, described shell is provided with lightning protection device, described video acquisition unit includes high-definition camera, described high-definition camera has stream of people's statistical module, for adding up respectively with the turnover flow of the people of walking out presumptive area being entered by a walkway by presetting method according to the realtime graphic gathered in preset time period, according to entering flow of the people and walking out number that flow of the people judges to be at present in presumptive area and people's quantitative value is sent to rear end pipe control terminal.
Described stream of people's statistical module comprises:
Enter people flow rate statistical unit, for adding up the turnover flow of the people entering this presumptive area by described walkway according to the realtime graphic gathered in preset time period
Walk out people flow rate statistical unit, for adding up the turnover flow of the people of walking out this presumptive area by described walkway according to the realtime graphic gathered in preset time period;
Calculate judging unit, for entering people flow rate statistical unit described in basis, the flow of the people of walking out people flow rate statistical unit statistics calculates and is currently in the people's quantitative value be in presumptive area.
Described lightning protection device includes at least one electrostatic releaser and at least one lighting proof strip.
Described electrostatic releaser includes many Electro-static Driven Comb pins.
Described high-definition camera is two.
The present invention by being provided with lightning protection device on the protecting sheathing of video monitoring apparatus, described lightning protection device includes at least one electrostatic releaser and at least one lighting proof strip, described electrostatic releaser includes many Electro-static Driven Comb pins, no matter can realize sniffer is aerial use, still be fixed on to be arranged on ground upper support bar or building and use, effectively can realize lightning protection, lightning-arrest, and make this sniffer can not be subject to the attack of thunder and lightning and like to damage, improve the security performance of sniffer;
Described high-definition camera has stream of people's statistical module, can add up respectively with the turnover flow of the people of walking out presumptive area being entered by a walkway by presetting method according to the realtime graphic gathered, according to entering flow of the people and walking out number that flow of the people judges to be at present in presumptive area and people's quantitative value is sent to rear end pipe control terminal, judge that whether presumptive area is crowded by rear end pipe control terminal according to people's quantitative value, thus effectively can control the pedestrian or the traveller that enter this presumptive area, or visitor.
Accompanying drawing explanation
The schematic diagram with the image detector of stream of people's statistical function that Fig. 1 provides for the embodiment of the present invention;
Figure 2 shows that the structure principle chart with the image detector of stream of people's statistical function that the embodiment of the present invention provides.
Embodiment
Below, in conjunction with example, substantive distinguishing features of the present invention and advantage are further described, but the present invention is not limited to listed embodiment.
Shown in Figure 1, figure 1 show a kind of schematic structure with the image detector of stream of people's statistical function that the embodiment of the present invention provides.For convenience of explanation, illustrate only the part relevant with the embodiment of the present invention.
See Fig. 1, shown in 2, a kind of image detector with stream of people's statistical function, comprise sniffer body, described sniffer body includes base 4, protecting sheathing 1 and the video acquisition unit of installing in described protecting sheathing, transmission unit and the power subsystem of powering for described video acquisition unit and transmission unit, described video acquisition unit is connected with described transmission unit, described shell is provided with lightning protection device, described video acquisition unit includes high-definition camera, the video encoder be connected with described high-definition camera, described high-definition camera is configured with lens assembly, described video encoder connects described transmission unit, described high-definition camera has stream of people's statistical module, for adding up respectively with the turnover flow of the people of walking out presumptive area being entered by a walkway by presetting method according to the realtime graphic gathered in preset time period, according to entering flow of the people and walking out number that flow of the people judges to be at present in presumptive area and people's quantitative value is sent to rear end pipe control terminal.
Concrete, a described video monitoring apparatus can be set at of a guarded region walkway, by carrying out the judgement of flow of the people at import and export station acquisition image, as set the first datum line to judge the flow of the people entered in the image-region gathered, the flow of the people arranging the second datum line to judge, wherein, first datum line and the second datum line be arranged in parallel and the default distance that staggers, so easily and accurately judge the flow of the people and the flow of the people out that enter presumptive area, subtracted each other by the numerical value of two flows of the people, the current flow of the people resting on presumptive area can be judged exactly, thus effectively can judge whether the stream of people of presumptive area worked the value preset, judge whether crowded, thus according to circumstances limit people by Background control and enter or do not limit and enter this predetermined region, as the method by restriction ticketing, or it is too much by phonetic prompt method prompting certain region of visitor stream of people, visitor is guided to play to other region, have important practical significance.
Concrete, described stream of people's statistical module comprises:
Enter people flow rate statistical unit, for adding up the turnover flow of the people entering this presumptive area by described walkway according to the realtime graphic gathered in preset time period
Walk out people flow rate statistical unit, for adding up the turnover flow of the people of walking out this presumptive area by described walkway according to the realtime graphic gathered in preset time period;
Calculate judging unit, for entering people flow rate statistical unit described in basis, the flow of the people of walking out people flow rate statistical unit statistics calculates and is currently in the people's quantitative value be in presumptive area.
Can count easily like this and currently be in the people's quantitative value be in presumptive area, the number entering presumptive area for administrative center's management and control carries out reference, foundation is provided, be particularly suitable for the number that scenic spot etc. controls visitor, to prevent number in a region from too much causing accident, there is security incident.
Concrete, in the present invention, described lightning protection device includes at least one electrostatic releaser 3 and at least one lighting proof strip 2, and electrostatic releaser described in each includes many Electro-static Driven Comb pins.
Described protecting sheathing can be the shell of metal material, as aluminum alloy casing.
In specific implementation, in the present invention, described transmission unit is wire transmission module, and described wire transmission module can be the data-signal conveyers such as cable or optical fiber, or optical cable.
In specific implementation, in the present invention, described transmission unit also can be wireless transport module, as GPRS wireless module or gsm wireless module.
Described GPRS wireless module or gsm wireless model calling wireless adapter, described wireless adapter connects antenna.
Further, in the present invention, shown in Figure 2, the video encoder that described video acquisition unit includes high-definition camera, is connected with described high-definition camera, described high-definition camera is configured with lens assembly, described video encoder connects described transmission unit, and described power subsystem is connected with described high-definition camera, Video Decoder, and is connected with described transmission unit and realizes powering.
It should be noted that, described high-definition camera can be one, can be also two, specifically not limit, the video encoder described in embedded system connection of described high-definition camera.
Further, in order to realize more effectively gathering image, described high-definition camera is two.Described two high-definition cameras are set up in parallel, and are equipped with a camera lens respectively, can share the coded treatment that a video encoder carries out vision signal, then by transmission unit, the vision signal after coded treatment are sent to Surveillance center's display or storage.
It should be noted that, described sniffer can be arranged on unmanned vehicle, or unmanned plane device, described sniffer is mounted on described unmanned vehicle by cradle head device, can be the upper position and the lower position that are mounted in described unmanned vehicle, particular location is not limit, can according to the needs of monitoring and the size specific design of video monitoring apparatus.
Described power subsystem can be battery or small battery device, does not specifically limit.
Further, described sniffer comprises automatic light-supplementing device, comprise bright light degree detector and light compensating lamp, described bright light degree detector is for realizing the bright light degree of monitoring video acquisition environment, then unlatching or the closedown of described light compensating lamp is automatically controlled according to the bright light degree detected, or the light filling brightness value etc. opened, thus the self_adaptive adjusting that can realize according to video acquisition environment, ensure that the monitor video of video acquisition unit collection meets the needs of monitoring, particularly at the cloudy day or can ensure that the video image gathered meets the needs of monitoring night in situation, reach high-visible.
More than can find out; the present invention by being provided with lightning protection device on the protecting sheathing of video monitoring apparatus; described lightning protection device includes at least one electrostatic releaser and at least one lighting proof strip; described electrostatic releaser includes many Electro-static Driven Comb pins; no matter can realize sniffer is aerial use; still be fixed on to be arranged on ground upper support bar or building and use; effectively can realize lightning protection; lightning-arrest; and make this sniffer can not be subject to the attack of thunder and lightning and like to damage; improve the security performance of sniffer, have important practical significance.
In addition, in the present invention, because described high-definition camera has stream of people's statistical module, can add up respectively with the turnover flow of the people of walking out presumptive area being entered by a walkway by presetting method according to the realtime graphic gathered, according to entering flow of the people and walking out number that flow of the people judges to be at present in presumptive area and people's quantitative value is sent to rear end pipe control terminal, judge that whether presumptive area is crowded by rear end pipe control terminal according to people's quantitative value, thus effectively can control the pedestrian or the traveller that enter this presumptive area, or visitor, as temporarily do not entered so-and-so region visit by restriction ticketing or by voice device prompting visit or traveller, in case overstaffedly cause danger and disaster or inconvenience etc. due to support owing to visiting, be conducive to preventing security incident, be very suitable for scenic spot or zone similarity monitoring detection use.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. one kind has the image detector of stream of people's statistical function, it is characterized in that, comprise sniffer body, described sniffer body comprises the video acquisition unit in shell and shell, described shell is provided with lightning protection device, described video acquisition unit includes high-definition camera, described high-definition camera has stream of people's statistical module, for adding up respectively with the turnover flow of the people of walking out presumptive area being entered by a walkway by presetting method according to the realtime graphic gathered in preset time period, according to entering flow of the people and walking out number that flow of the people judges to be at present in presumptive area and people's quantitative value is sent to rear end pipe control terminal.
2. have the image detector of stream of people's statistical function according to claim 1, it is characterized in that, described stream of people's statistical module comprises:
Enter people flow rate statistical unit, for adding up the turnover flow of the people entering this presumptive area by described walkway according to the realtime graphic gathered in preset time period
Walk out people flow rate statistical unit, for adding up the turnover flow of the people of walking out this presumptive area by described walkway according to the realtime graphic gathered in preset time period;
Calculate judging unit, for entering people flow rate statistical unit described in basis, the flow of the people of walking out people flow rate statistical unit statistics calculates and is currently in the people's quantitative value be in presumptive area.
3. have the image detector of stream of people's statistical function according to claim 1, it is characterized in that, described lightning protection device includes at least one electrostatic releaser and at least one lighting proof strip.
4. have the image detector of stream of people's statistical function according to claim 3, it is characterized in that, described electrostatic releaser includes many Electro-static Driven Comb pins.
5. have the image detector of stream of people's statistical function according to claim 1, it is characterized in that, described high-definition camera is two.
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106339690A (en) * | 2016-08-30 | 2017-01-18 | 上海交通大学 | Video object flow detecting method and system based on noise elimination and auxiliary determination line |
CN107369399A (en) * | 2017-08-15 | 2017-11-21 | 重庆悦享智慧旅游发展有限公司 | Intelligent guide method based on tourist attractions |
CN107820010A (en) * | 2017-11-17 | 2018-03-20 | 英业达科技有限公司 | Photography counting device |
CN109685363A (en) * | 2018-12-21 | 2019-04-26 | 中国人民解放军战略支援部队信息工程大学 | A kind of intelligence guide method and system |
CN111105581A (en) * | 2019-12-20 | 2020-05-05 | 上海寒武纪信息科技有限公司 | Intelligent early warning method and related product |
CN112149457A (en) * | 2019-06-27 | 2020-12-29 | 西安光启未来技术研究院 | People flow statistical method, device, server and computer readable storage medium |
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CN202013603U (en) * | 2011-03-03 | 2011-10-19 | 苏州市慧视通讯科技有限公司 | Statistical device for passenger flow information |
CN103839308A (en) * | 2012-11-26 | 2014-06-04 | 中兴通讯股份有限公司 | Population obtaining method, device and system |
CN104599201A (en) * | 2014-12-31 | 2015-05-06 | 安科智慧城市技术(中国)有限公司 | Video-monitor-based scenic spot diversion method, server and system |
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KR20060020991A (en) * | 2004-09-02 | 2006-03-07 | 김재한 | An entrance and exit traffic counter system and its control method using camera image |
CN1687955A (en) * | 2005-04-19 | 2005-10-26 | 上海遥薇实业有限公司 | Counter for person number at exit and entrance |
CN202013603U (en) * | 2011-03-03 | 2011-10-19 | 苏州市慧视通讯科技有限公司 | Statistical device for passenger flow information |
CN103839308A (en) * | 2012-11-26 | 2014-06-04 | 中兴通讯股份有限公司 | Population obtaining method, device and system |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106339690A (en) * | 2016-08-30 | 2017-01-18 | 上海交通大学 | Video object flow detecting method and system based on noise elimination and auxiliary determination line |
CN107369399A (en) * | 2017-08-15 | 2017-11-21 | 重庆悦享智慧旅游发展有限公司 | Intelligent guide method based on tourist attractions |
CN107820010A (en) * | 2017-11-17 | 2018-03-20 | 英业达科技有限公司 | Photography counting device |
CN109685363A (en) * | 2018-12-21 | 2019-04-26 | 中国人民解放军战略支援部队信息工程大学 | A kind of intelligence guide method and system |
CN112149457A (en) * | 2019-06-27 | 2020-12-29 | 西安光启未来技术研究院 | People flow statistical method, device, server and computer readable storage medium |
CN111105581A (en) * | 2019-12-20 | 2020-05-05 | 上海寒武纪信息科技有限公司 | Intelligent early warning method and related product |
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