CN106254832A - A kind of closed monitor system - Google Patents
A kind of closed monitor system Download PDFInfo
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- CN106254832A CN106254832A CN201610763742.9A CN201610763742A CN106254832A CN 106254832 A CN106254832 A CN 106254832A CN 201610763742 A CN201610763742 A CN 201610763742A CN 106254832 A CN106254832 A CN 106254832A
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- connects
- monitor system
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- image
- closed monitor
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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
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Closed-Circuit Television Systems (AREA)
Abstract
The present invention proposes a kind of closed monitor system, including video camera, described video camera connects light end transceiver, described video camera connects has video to control matrix, described light end transceiver connects video distributor, described video distributor connects decoder, described decoder connects DVR, described DVR connects display, described DVR connects alarm module, described control matrix connects described video distributor, and the present invention ensure that the effect that monitor video gathers such that it is able to tells acquisition target.
Description
Technical field
The invention belongs to technical field of video monitoring, particularly to a kind of closed monitor system.
Background technology
At present, along with the development of modern science and technology, the range of application of video monitoring system is increasingly wider, from military equipment
Guidance, sighting system, the security monitoring of financial business, the traffic monitoring of traffic, monitoring system, until industrial on-the-spot prison
Viewing system, almost each field of each industry can use video monitoring system.Video monitoring can be real-time, vivid, true
Ground reflects the object of monitored control, utilizes its certainty, intuitive, efficiency height, function congruence feature, obtains a large amount of in time
Abundant information, drastically increases the efficiency of management and automatization level.Utilize it to solve people in some occasion can not simultaneously
The difficulty directly observed so that it is become a kind of effective observation instrument, play irreplaceable unique effect.Along with information electronics
And the combination of the development of the network communications technology, Video Supervision Technique and network technology, will be with its high-tech and high performance product
With the various aspects that national economy and people's lives are served in system engineering, give play to the most important effect.
In order to preferably protect the safety of property and community, according to the monitoring needs that community user is actual, the most all can be
The keypoint parts such as cell periphery, gate, house, parking lot install video camera.Monitoring system, by video frequency graphic monitoring, is supervised in real time
Depending on, multiple picture is split, the segmentation display of many pictures, the monitoring system of a new generation that the functions such as platform-lens controls, printing organically combine
System, simultaneously monitoring host computer automatically by alarm screen note down, accomplish to process in time, improve guard work efficiency and can and
Time process alert, the safety of community property and staff can be effectively protected, farthest take precautions against various invasions, at raising
Manage the reflection speed of various accident, provide a good working environment to guard, it is ensured that the safety of whole community.
But, it is limited by the restriction of cost and hardware, a lot of monitoring systems, reaches a certain distance at acquisition target
After, because the impact of the factors such as light, cause video camera to be difficult to clearly distinguish acquisition target.
Therefore, a kind of closed monitor system is needed now badly, it is possible to ensure the effect that monitor video gathers such that it is able to differentiate
Go out acquisition target.
Summary of the invention
The present invention proposes a kind of closed monitor system, solves monitoring system in prior art and reaches certain at acquisition target
Distance after because the impact of the factors such as light, cause the problem that video camera is difficult to clearly distinguish acquisition target.
The technical scheme is that and be achieved in that: closed monitor system, including video camera, described video camera connects to be had
Light end transceiver, described video camera connects has video to control matrix, and described light end transceiver connects a video distributor, described regards
Frequency division orchestration connects decoder, and described decoder connects DVR, and described DVR connects display, institute
Stating DVR connection and have alarm module, described control matrix connects described video distributor.
As one preferred embodiment, also including some clipping the balls, described clipping the ball connects light end transceiver.
As one preferred embodiment, described alarm module includes that alarm host machine, described alarm host machine are provided with report
Alert keyboard, described alarm host machine is connected by network conversion module has alarm center electronic chart, by alarm center electronically
Figure carries out electronic map positioning to target location, and is shown by electronic chart.
As one preferred embodiment, described video controls matrix connection control keyboard and video wall.
As one preferred embodiment, VGA switch it is provided with between described DVR and display.
As one preferred embodiment, coaxial cable is used between described light end transceiver and video distributor even
Connecing, described coaxial cable includes being positioned at the real cable copper core of innermost layer and is wrapped in outside cable copper core and is provided with insulating barrier, insulation
Layer is outside is provided with braiding copper mesh, and described braiding copper mesh outer layer is provided with external insulation layer.
As one preferred embodiment, encoder carries out coded treatment to the picture of camera acquisition, including by frame
The incidental information of interior prediction is encoded in vedio data be included in intra picture and carries out intraframe predictive coding, utilizes frame
Intraprediction encoding adds incidental information, meanwhile, intra-prediction image is carried out transform and quantization.
As one preferred embodiment, DVR transmits after passing through the decoder decoding data to receiving
To display, the coding after decoding includes transform and quantization carries out de-quantization and inverse transformation, is included in infra-frame prediction with specific
The block of size is as reference cell, and the template of predictive coding from pixel, according to being correlated with about original image, in-between
Property, when at de-quantization, use the difference value of ambient data to carry out reconstruction picture.
As one preferred embodiment, video controls the matrix view data to receiving and carries out gray proces, first
First define the initial gray scope of original image, determine the tonal range of image after conversion, then by adjusting gradation of image district
Between the position of broken line flex point and control the slope of segmented linear, complete the stretching interval to gray scale or compression.
As one preferred embodiment, the tonal range of image after conversion is determined, then by adjusting gradation of image
The position of interval broken line flex point and the slope of control segmented linear, first require to be divided into some by the codomain of image according to difference,
The most respectively the image in each codomain is carried out the interval stretching of corresponding gray scale or compression.
After have employed technique scheme, the invention has the beneficial effects as follows: this closed monitor system, it is possible to gather image also
Image is encoded, infra-frame prediction and inter prediction can be carried out in an encoding process, add incidental information, it is ensured that coding
Rear image will not occur serious skew；Meanwhile, in image acquisition process, also the gray scale of image is carried out point according to codomain
Section, then stretches according to the practical situation of different sections or compresses, further ensuring the quality of image such that it is able to protecting
The effect that card monitor video gathers such that it is able to tell acquisition target.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
In having technology to describe, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the block diagram of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Describe, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments wholely.Based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under not making creative work premise
Embodiment, broadly falls into the scope of protection of the invention.
As it is shown in figure 1, this closed monitor system, including video camera, described video camera connects light end transceiver, described in take the photograph
Camera connects has video to control matrix, and described light end transceiver connects video distributor, and described video distributor connects solution
Code device, described decoder connects DVR, and described DVR connects display, and described DVR connects
Having alarm module, described control matrix connects described video distributor.
Also including some clipping the balls, described clipping the ball connects light end transceiver.
Described alarm module includes that alarm host machine, described alarm host machine are provided with warning keyboard, and described alarm host machine is passed through
Network conversion module connects alarm center electronic chart, by alarm center electronic chart, target location is carried out electronic chart
Location, and shown by electronic chart.
Described video controls matrix connection control keyboard and video wall.
VGA switch it is provided with between described DVR and display.
Using coaxial cable to be connected between described light end transceiver and video distributor, described coaxial cable includes being positioned at
The real cable copper core of internal layer is wrapped in outside cable copper core and is provided with insulating barrier, is provided with braiding copper mesh outside insulating barrier, described
Braiding copper mesh outer layer is provided with external insulation layer.
Encoder carries out coded treatment to the picture of camera acquisition, is encoded to regard including by the incidental information of infra-frame prediction
View data is included in intra picture frequently and carries out intraframe predictive coding, utilize intraframe predictive coding to add incidental information,
Meanwhile, intra-prediction image is carried out transform and quantization.
DVR transmits after passing through the decoder decoding data to receiving to display, and decoding includes converting
Carry out de-quantization and inverse transformation with the coding after quantifying, be included in infra-frame prediction using the block of particular size as reference cell, from
The template of predictive coding in pixel, according to dependency about original image, in-between, when at de-quantization, uses around
The difference value of data carrys out reconstruction picture.
Video controls the matrix view data to receiving and carries out gray proces, first defines the initial gray of original image
Scope, determines the tonal range of image after conversion, then by adjusting the position of gradation of image interval broken line flex point and controlling point
The slope of section straight line, completes the stretching interval to gray scale or compression.
Determine the tonal range of image after conversion, then by adjusting position and the control of gradation of image interval broken line flex point
The slope of segmented linear, first requires to be divided into some by the codomain of image, the most respectively in each codomain according to difference
Image carries out the interval stretching of corresponding gray scale or compression.
The operation principle of this closed monitor system is: this closed monitor system, it is possible to gathers image and compiles image
Code, can carry out infra-frame prediction and inter prediction in an encoding process, adds incidental information, it is ensured that encoded images will not be sent out
Raw serious skew；Meanwhile, in image acquisition process, also the gray scale of image segmentation, then basis are carried out according to codomain
The practical situation of different sections stretches or compresses, and further ensures the quality of image such that it is able to ensure monitor video
The effect gathered such that it is able to tell acquisition target.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all essences in the present invention
Within god and principle, any modification, equivalent substitution and improvement etc. made, should be included within the scope of the present invention.
Claims (10)
1. a closed monitor system, including video camera, it is characterised in that described video camera connects light end transceiver, described
Video camera connects has video to control matrix, and described light end transceiver connects video distributor, and described video distributor connects to be had
Decoder, described decoder connects DVR, and described DVR connects display, and described DVR is even
Being connected to alarm module, described control matrix connects described video distributor.
Closed monitor system closed monitor system the most according to claim 1, it is characterised in that also include some high speeds
Ball, described clipping the ball connects light end transceiver.
Closed monitor system the most according to claim 2, it is characterised in that described alarm module includes alarm host machine, institute
Stating alarm host machine and be provided with warning keyboard, described alarm host machine is connected by network conversion module alarm center electronic chart,
By alarm center electronic chart, target location is carried out electronic map positioning, and shown by electronic chart.
Closed monitor system the most according to claim 3, it is characterised in that described video controls matrix connection control key
Dish and video wall.
Closed monitor system the most according to claim 4, it is characterised in that set between described DVR and display
It is equipped with VGA switch.
Closed monitor system the most according to claim 5, it is characterised in that described light end transceiver and video distributor it
Between use coaxial cable to connect, described coaxial cable includes being positioned at the real cable copper core of innermost layer and is wrapped in outside cable copper core and sets
Being equipped with insulating barrier, be provided with braiding copper mesh outside insulating barrier, described braiding copper mesh outer layer is provided with external insulation layer.
Closed monitor system the most according to claim 6, it is characterised in that the picture of camera acquisition is carried out by encoder
Coded treatment, carries out frame including being encoded to the incidental information of infra-frame prediction in vedio data to be included in intra picture
Intraprediction encoding, utilizes intraframe predictive coding to add incidental information, meanwhile, intra-prediction image is carried out transform and quantization.
Closed monitor system the most according to claim 7, it is characterised in that DVR passes through decoder to reception
Transmitting after decoding data to display, the coding after decoding includes transform and quantization carries out de-quantization and inverse transformation, bag
Include at infra-frame prediction using the block of particular size as reference cell, the template of predictive coding from pixel, left according to original image
Right, dependency in-between, when at de-quantization, uses the difference value of ambient data to carry out reconstruction picture.
Closed monitor system the most according to claim 8, it is characterised in that video controls the matrix picture number to receiving
According to carrying out gray proces, first define the initial gray scope of original image, determine the tonal range of image after conversion, then lead to
Cross the position adjusting gradation of image interval broken line flex point and the slope controlling segmented linear, complete the stretching interval to gray scale or
Compression.
Closed monitor system the most according to claim 9, it is characterised in that determine the tonal range of image after conversion, so
Afterwards by adjusting the position of gradation of image interval broken line flex point and controlling the slope of segmented linear, first requiring according to difference will figure
The codomain of picture is divided into some, and the image in each codomain carries out the interval stretching of corresponding gray scale or compression the most respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763742.9A CN106254832A (en) | 2016-08-29 | 2016-08-29 | A kind of closed monitor system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610763742.9A CN106254832A (en) | 2016-08-29 | 2016-08-29 | A kind of closed monitor system |
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| CN106254832A true CN106254832A (en) | 2016-12-21 |
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| CN201610763742.9A Pending CN106254832A (en) | 2016-08-29 | 2016-08-29 | A kind of closed monitor system |
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| CN101888556A (en) * | 2008-03-19 | 2010-11-17 | 华为技术有限公司 | Coding method, decoding method, coding device and decoding device |
| CN201830392U (en) * | 2010-10-28 | 2011-05-11 | 广东理文造纸有限公司 | Safety monitoring system |
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| CN201986072U (en) * | 2011-03-28 | 2011-09-21 | 郑炳芳 | LAN monitoring system |
| KR101229938B1 (en) * | 2012-09-24 | 2013-02-05 | 주식회사 띠앗정보통신 | The cctv strengthening security |
| CN103026710A (en) * | 2010-08-03 | 2013-04-03 | 索尼公司 | Image processing device and image processing method |
| CN205230232U (en) * | 2015-10-30 | 2016-05-11 | 深圳市宏润众达科技有限公司 | Reveal cable finder alarm system |
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2016
- 2016-08-29 CN CN201610763742.9A patent/CN106254832A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101888556A (en) * | 2008-03-19 | 2010-11-17 | 华为技术有限公司 | Coding method, decoding method, coding device and decoding device |
| CN201203916Y (en) * | 2008-04-23 | 2009-03-04 | 上海承兴实业有限公司 | Multimedia ganged safety prevention alarm system |
| CN103026710A (en) * | 2010-08-03 | 2013-04-03 | 索尼公司 | Image processing device and image processing method |
| CN201830392U (en) * | 2010-10-28 | 2011-05-11 | 广东理文造纸有限公司 | Safety monitoring system |
| CN102129564A (en) * | 2011-02-14 | 2011-07-20 | 西南交通大学 | Contact network failure detection and diagnosis method based on unmanned aerial vehicle |
| CN201986072U (en) * | 2011-03-28 | 2011-09-21 | 郑炳芳 | LAN monitoring system |
| KR101229938B1 (en) * | 2012-09-24 | 2013-02-05 | 주식회사 띠앗정보통신 | The cctv strengthening security |
| CN205230232U (en) * | 2015-10-30 | 2016-05-11 | 深圳市宏润众达科技有限公司 | Reveal cable finder alarm system |
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Application publication date: 20161221 |
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