CN105957285A - Image monitoring and alarm method - Google Patents

Image monitoring and alarm method Download PDF

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Publication number
CN105957285A
CN105957285A CN201610530320.7A CN201610530320A CN105957285A CN 105957285 A CN105957285 A CN 105957285A CN 201610530320 A CN201610530320 A CN 201610530320A CN 105957285 A CN105957285 A CN 105957285A
Authority
CN
China
Prior art keywords
image
original
monitoring
real time
time imaging
Prior art date
Application number
CN201610530320.7A
Other languages
Chinese (zh)
Inventor
贺良华
娄云
孙宝金
王媛媛
Original Assignee
中国地质大学(武汉)
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 中国地质大学(武汉) filed Critical 中国地质大学(武汉)
Priority to CN201610530320.7A priority Critical patent/CN105957285A/en
Publication of CN105957285A publication Critical patent/CN105957285A/en

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Classifications

    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/18Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength
    • G08B13/189Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/19Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems using infra-red radiation detection systems
    • G08B13/191Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems using infra-red radiation detection systems using pyroelectric sensor means
    • GPHYSICS
    • G08SIGNALLING
    • G08BSIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00Burglar, theft or intruder alarms
    • G08B13/18Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength
    • G08B13/189Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems
    • G08B13/194Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
    • G08B13/196Actuation by interference with heat, light or radiation of shorter wavelength; Actuation by intruding sources of heat, light or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
    • G08B13/19602Image analysis to detect motion of the intruder, e.g. by frame subtraction
    • G08B13/19613Recognition of a predetermined image pattern or behaviour pattern indicating theft or intrusion
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed circuit television systems, i.e. systems in which the signal is not broadcast

Abstract

The invention provides an image monitoring and alarm method comprising the following steps that a camera is connected with a monitoring host, a standing object is monitored, the camera captures the initial image of the standing object to act as an original reference image to be saved when monitoring starts, and the monitoring host loads the original reference image; the camera captures a real-time image of the standing object after starting of monitoring and the real-time image is compared with the original reference image after image gray processing, and the monitoring host emits an alarm prompt if the comparison result meets the definition; and the real-time image is saved if the comparison result of the real-time image and the original reference image does not meet the definition and monitoring is continued. The method of computer vision is adopted, and image gray processing is performed on the image sequences photographed and recorded by the camera and comparison is performed almost without artificial interference so that movement of the image can be recognized, and timely alarming can be performed through computer software.

Description

A kind of picture control alarm method

Technical field

The invention provides a kind of picture control alarm method, for the object stood being realized monitoring automatically, reporting to the police, belong to In electronic security field.

Background technology

Along with the quickening of safe city pace of construction, safety-protection system construction be extend to work as by the key departments at country's initial stage The every field such as the public place of the present, heavy construction, finance, traffic, community.The video monitoring system of application is sudden and violent now The problem exposed also gets more and more, and most important of which is exactly a little that existing monitoring system cannot identify different automatically Object, it is impossible to the automatically abnormal conditions in monitored picture, and can by the fastest and optimal in the way of automatically send alarm and carry For useful information.

The problem existed for existing monitoring system, the concept of Intelligent Recognition is proposed out.Intelligent recognition monitoring system one Aspect is to be analyzed mass data by area of computer aided, by compression storage, recognition of face, intelligent retrieval and net The technology such as network transmission have been dissolved in video monitoring product, make the quality of video monitoring to be greatly improved;The opposing party Face Intelligent Recognition secondary computer can be arranged automatically by user, unconcerned for user information is directly filtered out, and is only prison The key message that control person is provided with, on the basis of this, intelligent recognition monitoring system can more efficiently assist safety Personnel process crisis, and reduce wrong report to greatest extent and fail to report phenomenon.

Summary of the invention

The invention provides a kind of picture control alarm method, image, by controlling video camera, is carried out periodically by the method Collection, and by Digital Image Processing, picture is carried out the sequence of operations such as conversion process, with real time imaging with former Beginning reference picture contrasts, if finding, the real time imaging gathered is different with original reference image, is issued by reporting to the police, To reach effectively to prevent from standing the purpose that object is stolen.

Realizing the technical scheme that above-mentioned purpose of the present invention used is:

A kind of picture control alarm method, comprises the following steps: (1), by high speed infrared monopod video camera and monitoring host computer Connecting, be monitored standing object, when monitoring starts, high speed infrared monopod video camera captures the initial graph standing object Picture is as original reference image and preserves, and monitoring host computer is loaded into original reference image, processes original reference image, Improve image quality, make the display effect of image become apparent from;

(2), after monitoring starts, high speed infrared monopod video camera captures real time imaging to standing object, and carries out image ash Degree contrasts with original reference image, if comparing result meets following condition: real time imaging and original reference image after processing Pixel is subtracted each other poor absolute value and is more than 20, then monitoring host computer sends alarm;

(3) in monitoring host computer, it is provided with interval holding time t, if the contrast knot of real time imaging and original reference image Fruit is unsatisfactory for following condition: real time imaging and original reference image pixel are subtracted each other poor absolute value and be more than 20, sentence the most further The time interval of the real time imaging of twice crawl before and after Duan, if time interval is more than or equal to interval holding time t, then supervises Control main frame to after the real time imaging that once captures preserve, and continue monitoring;If time interval is less than the interval holding time T, then the real time imaging once captured after deleting does not preserves, and then proceedes to monitoring.

Compared with prior art, the invention have the advantages that the method that the present invention uses computer vision, hardly In the case of wanting human intervention, by the image sequence of video camera recording being carried out the gray proces of image and contrasting, Thus identify image either with or without being moved, and warning can be provided in time by computer software.

Accompanying drawing explanation

The schematic flow sheet of the picture control alarm method that Fig. 1 provides for the present invention.

Detailed description of the invention

Below in conjunction with specific embodiment, the present invention done detailed specific description, but protection scope of the present invention is not limited to In following example.

Using the historical relic in museum as monitored object in the present embodiment, the technical scheme of the application is further retouched State.Owing to the historical relic in museum is the most all placed on changeless position, unauthorized position mobile visible is illegal Larceny.

Method provided in the present embodiment as it is shown in figure 1, by infrared integrated camera and high speed infrared monopod video camera with Monitoring host computer connects, and is monitored Cultural relics in museum, opens by C++ and VFW (Video on monitoring host computer Window) the picture control warning system software developed, clicks on and starts monitoring, and video camera captures original reference image also Preserving, monitoring host computer is loaded into original reference image, original reference image is carried out gray proces, improves image quality, make image Display effect become apparent from.

After monitoring starts, high speed infrared monopod video camera captures real time imaging to standing object, and carries out gradation of image process Contrasting with original reference image afterwards, if comparing result meets definition, (real time imaging and original reference image pixel subtract each other difference Absolute value more than 20) then the computer software in monitoring host computer send alarm.

If real time imaging is unsatisfactory for defined above with the comparing result of original reference image, then judge whether to reach setting Interval holding time t, is provided with interval holding time t in monitoring host computer in advance, and this interval holding time, t can will grab The real time imaging taken is saved in appointment position, if reaching to be spaced the holding time, then preserving image, continuing monitoring;If It is not reaching to be spaced the holding time, then deletes image, continue monitoring.

Claims (1)

1. a picture control alarm method, it is characterised in that comprise the following steps: (1), by high speed infrared The Cloud Terrace image Machine is connected with monitoring host computer, is monitored standing object, and when monitoring starts, high speed infrared monopod video camera captures and stands The initial pictures of object is as original reference image and preserves, and monitoring host computer is loaded into original reference image, to original reference figure As processing, improve image quality, make the display effect of image become apparent from;
(2), after monitoring starts, high speed infrared monopod video camera captures real time imaging to standing object, and carries out image ash Degree contrasts with original reference image, if comparing result meets following condition: real time imaging and original reference image after processing Pixel is subtracted each other poor absolute value and is more than 20, then monitoring host computer sends alarm;
(3) in monitoring host computer, it is provided with interval holding time t, if the contrast knot of real time imaging and original reference image Fruit is unsatisfactory for following condition: real time imaging and original reference image pixel are subtracted each other poor absolute value and be more than 20, sentence the most further The time interval of the real time imaging of twice crawl before and after Duan, if time interval is more than or equal to interval holding time t, then supervises Control main frame to after the real time imaging that once captures preserve, and continue monitoring;If time interval is less than the interval holding time T, then the real time imaging once captured after deleting does not preserves, and then proceedes to monitoring.
CN201610530320.7A 2016-07-07 2016-07-07 Image monitoring and alarm method CN105957285A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610530320.7A CN105957285A (en) 2016-07-07 2016-07-07 Image monitoring and alarm method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610530320.7A CN105957285A (en) 2016-07-07 2016-07-07 Image monitoring and alarm method

Publications (1)

Publication Number Publication Date
CN105957285A true CN105957285A (en) 2016-09-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610530320.7A CN105957285A (en) 2016-07-07 2016-07-07 Image monitoring and alarm method

Country Status (1)

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CN (1) CN105957285A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107395718A (en) * 2017-07-19 2017-11-24 深圳市盛路物联通讯技术有限公司 A kind of communication control method and Internet of Things server
CN108732635A (en) * 2018-03-20 2018-11-02 珠海格力电器股份有限公司 A kind of method for early warning and device
CN109115461A (en) * 2018-05-26 2019-01-01 任阿毛 A kind of method that equipment degree of lacking detects immediately
WO2019036915A1 (en) * 2017-08-22 2019-02-28 深圳企管加企业服务有限公司 Machine room security monitoring method and apparatus based on internet of things, and storage medium
WO2019036916A1 (en) * 2017-08-22 2019-02-28 深圳企管加企业服务有限公司 Machine room security monitoring system based on internet of things

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06105312A (en) * 1992-09-22 1994-04-15 Hitachi Ltd Method for monitoring still object and device therefor
JPH0779429A (en) * 1993-09-08 1995-03-20 Toshiba Corp Picture monitor equipment
JPH0793558A (en) * 1993-09-22 1995-04-07 Toshiba Corp Image monitoring device
JP3713835B2 (en) * 1996-10-01 2005-11-09 三菱電機株式会社 Image recognition device for monitoring
CN101587621A (en) * 2008-05-21 2009-11-25 上海新联纬讯科技发展有限公司 Method and device for monitoring security of exhibition hall
CN101720031A (en) * 2009-12-22 2010-06-02 北京理工大学 Difference method-based indoor video monitoring and alarming method
US20110169631A1 (en) * 2010-01-11 2011-07-14 Ming-Hwa Sheu Real-time alarm system
CN103871186A (en) * 2012-12-17 2014-06-18 博立码杰通讯(深圳)有限公司 Security and protection monitoring system and corresponding warning triggering method

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06105312A (en) * 1992-09-22 1994-04-15 Hitachi Ltd Method for monitoring still object and device therefor
JPH0779429A (en) * 1993-09-08 1995-03-20 Toshiba Corp Picture monitor equipment
JPH0793558A (en) * 1993-09-22 1995-04-07 Toshiba Corp Image monitoring device
JP3713835B2 (en) * 1996-10-01 2005-11-09 三菱電機株式会社 Image recognition device for monitoring
CN101587621A (en) * 2008-05-21 2009-11-25 上海新联纬讯科技发展有限公司 Method and device for monitoring security of exhibition hall
CN101720031A (en) * 2009-12-22 2010-06-02 北京理工大学 Difference method-based indoor video monitoring and alarming method
US20110169631A1 (en) * 2010-01-11 2011-07-14 Ming-Hwa Sheu Real-time alarm system
CN103871186A (en) * 2012-12-17 2014-06-18 博立码杰通讯(深圳)有限公司 Security and protection monitoring system and corresponding warning triggering method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107395718A (en) * 2017-07-19 2017-11-24 深圳市盛路物联通讯技术有限公司 A kind of communication control method and Internet of Things server
CN107395718B (en) * 2017-07-19 2020-09-25 深圳市盛路物联通讯技术有限公司 Communication control method and Internet of things server
WO2019036915A1 (en) * 2017-08-22 2019-02-28 深圳企管加企业服务有限公司 Machine room security monitoring method and apparatus based on internet of things, and storage medium
WO2019036916A1 (en) * 2017-08-22 2019-02-28 深圳企管加企业服务有限公司 Machine room security monitoring system based on internet of things
CN108732635A (en) * 2018-03-20 2018-11-02 珠海格力电器股份有限公司 A kind of method for early warning and device
CN109115461A (en) * 2018-05-26 2019-01-01 任阿毛 A kind of method that equipment degree of lacking detects immediately

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Application publication date: 20160921