CN104639874A - Digital-analog mixed video one-key switching control method - Google Patents
Digital-analog mixed video one-key switching control method Download PDFInfo
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- CN104639874A CN104639874A CN201310544289.9A CN201310544289A CN104639874A CN 104639874 A CN104639874 A CN 104639874A CN 201310544289 A CN201310544289 A CN 201310544289A CN 104639874 A CN104639874 A CN 104639874A
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Abstract
The invention relates to a digital-analog mixed video one-key switching control method. Firstly, an analog video generated by an analog camera directly enters an analog video matrix; digital videos generated by a digital camera and a digital video recorder pass through a forwarding server, undergoes compression and decoding via a decoder, and then enter the analog video matrix; a serial port server is then connected with the analog video matrix, interaction of corresponding interface instructions is carried out, and after the serial port server is connected with a switch, video forwarding service is controlled to send a front digital video to the video encoder and then the video enters the analog video matrix; and finally, the analog video matrix and the serial port server are used for sending a switching and pan-tilt control instrument on the digital video by a keyboard to a video management server, and on-screen operation on the digital video can be carried out through controlling video checking of the keyboard.
Description
Technical field
The invention belongs to security protection video monitoring technique field, be specifically related to a kind of supervisory keyboard that utilizes and analog video and digital video one key switched next quick display video and carries out the method for video monitoring.
Background technology
Video is mainly divided into analog video signal and digital video signal two class.Analog video is a kind of for transmitting image and sound and in time continually varying signal of telecommunication, have cost low and and the advantage such as Well-recovered, shortcoming is not easy to store.And digital video is the video information that the image more expanded based on digital technology and other shows standard, is applicable to multiple copies, is easy to deposit, non-linear editing can be carried out, but memory data output is large, store and must compressed encoding be carried out in transmitting procedure.
Along with the development of video technique and digital video more and more significantly monitor advantage, the system that first stage of construction only inputs analog video just faces the difficult problem how digital video being better applied to former supervisory control system.Because early stage video monitoring system mainly uses analog video resource, in order to the needs of adaptive video development, the digital video that video monitoring system needs upgrading to become energy compatible a large amount of is to carry out the flexible use of vision signal, the state that final formation simulation, digital video coexist, realizes the two class vision signals that image display monitoring center on video wall provides.If Surveillance center provides two cover systems, the complexity of the operation of wall on image can be increased the weight of, also be not easy to the maintenance of system.
Summary of the invention
The object of the present invention is to provide a kind of simulation, digital mixed video one key method for handover control, by analog video and digital video are arranged in Same Scene, eliminate the complexity that video is retrieved for examination in front end, reduce video switch difficulty, improve the operability that head end video is retrieved for examination.
Technical scheme of the present invention is as follows:
A kind of numerical model analysis video one key method for handover control, is characterized in that:
(1) analog video that analog video camera produces directly is accessed analog video matrix; Digital video digital camera and DVR produced after forwarding server, then accesses analog video matrix carry out compression coding after decoder after;
(2) serial server is connected with analog video matrix, carries out the mutual of corresponding interface instruction; Serial server controls after connecting switch to enter analog video matrix after front-end digital video is sent to Video Decoder by video forwarding service;
(3) utilize analog video matrix and serial server that keyboard is sent to video management server to the switching of digital video and cradle head control instruction, retrieved for examination the upper wall operation carrying out digital video by the video of supervisory keyboard.
Present invention achieves and analog video and digital video are arranged in Same Scene, user is when Switch Video, without the need to being concerned about the video classification of retrieving for examination, using analog video and digital video as similar operand, only be absorbed in the control operation utilizing simulating keyboard to carry out corresponding instruction, eliminate the complexity that video is retrieved for examination in front end, reduce video switch difficulty, improve the operability that head end video is retrieved for examination.The transformation of simultaneously also building system for some oneself provides technical support.
The mode that the present invention adopts analog video and digital video one key to switch shows video, need decoder to complete and digital video is transformed into analog video, enrich the vision signal resource of video matrix, utilize supervisory keyboard to achieve allotment to vision signal corresponding in video matrix simultaneously, facilitate cutting fast of video to see, improve stability and ease for operation that video is retrieved for examination in front end.
Embodiment
When the present invention specifically implements, the hardware components related to comprises 9 elements, is analog video, digital video, decoder, serial server, supervisory keyboard, analog video matrix, large-size screen monitors display wall, video management server and video forwarding server respectively.
Wherein, the analog video that analog video camera produces directly accesses analog video matrix; The digital video that digital camera and DVR produce after forwarding server, then accesses analog video matrix carry out compression coding after decoder after, and now analog video matrix is rescued and accessed two kinds of vision signals.
Meanwhile, serial server is connected with analog video matrix, carries out the mutual of corresponding interface instruction; Serial server controls after connecting switch to enter analog video matrix after front-end digital video is sent to Video Decoder by video forwarding service.
Finally, utilize matrix and serial server that keyboard is sent to video management server to the switching of digital video and cradle head control instruction, retrieved for examination the upper wall operation carrying out digital video by the video of supervisory keyboard.
The specific embodiment of the present invention is as follows:
By 9 system units, i.e. analog video, digital video, decoder, serial server, supervisory keyboard, analog video matrix, large-size screen monitors display wall, video management server and video forwarding server, links as follows:
The input of analog video access video simulation matrix; The input of digital video access decoder; The input of decoder access video simulation matrix; Analog video matrix is connected with serial server; Network after serial server is connected with switch; The control interface of supervisory keyboard access analog video matrix; The input of the output access large-size screen monitors display wall of video simulation matrix.
By above-mentioned connection, the input of analog video camera outputting video signal access analog video matrix, achieves analog matrix and directly accesses analog video camera;
The digital video that DVR, web camera etc. produce directly cannot access analog matrix.Described video forwarding server serves the effect of shunting, decoder serves bridge beam action, after the digital video produced enters decoder, through the process of decoder, digital signal decoding is connected to the input of analog matrix after becoming analog signal, establish the connection of digital video and analog matrix;
Serial server, video management server, decoder, forwarding server shape carry out the mutual of network instruction.Supervisory keyboard is sent to video management server to the switching of digital video and cradle head control instruction by video matrix and serial server.
Analog matrix is connected with serial server, and serial server carries out screen wall by supervisory keyboard by the way to manage of ip address and switches read the relevant instruction of screen wall switching from matrix after;
Supervisory keyboard controls analog matrix, send video and retrieve for examination instruction to analog matrix, the switching command that analog matrix provides according to keyboard, carry out the upper wall operation of analog signal and vision signal, when receiving wall in digital video, supervisory keyboard can carry out vision signal allotment by ip address, after receiving wall ip address, analog matrix notice serial server, serial server is connected with switch simultaneously, by after matching in the address of correspondence and encoder, this road signal just enters wall state on video.
Now, analog matrix output is connected to large-size screen monitors display wall, after receiving screen instruction, is rendered on large-size screen monitors by this road video and shows.
Claims (1)
1. a numerical model analysis video one key method for handover control, is characterized in that:
(1) analog video that analog video camera produces directly is accessed analog video matrix; Digital video digital camera and DVR produced after forwarding server, then accesses analog video matrix carry out compression coding after decoder after;
(2) serial server is connected with analog video matrix, carries out the mutual of corresponding interface instruction; Serial server controls after connecting switch to enter analog video matrix after front-end digital video is sent to Video Decoder by video forwarding service;
(3) utilize analog video matrix and serial server that keyboard is sent to video management server to the switching of digital video and cradle head control instruction, retrieved for examination the upper wall operation carrying out digital video by the video of supervisory keyboard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310544289.9A CN104639874A (en) | 2013-11-06 | 2013-11-06 | Digital-analog mixed video one-key switching control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310544289.9A CN104639874A (en) | 2013-11-06 | 2013-11-06 | Digital-analog mixed video one-key switching control method |
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| Publication Number | Publication Date |
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| CN104639874A true CN104639874A (en) | 2015-05-20 |
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| CN201310544289.9A Pending CN104639874A (en) | 2013-11-06 | 2013-11-06 | Digital-analog mixed video one-key switching control method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851185A (en) * | 2015-12-07 | 2017-06-13 | 北京航天长峰科技工业集团有限公司 | The one-touch switch method of remote signal system of Surveillance center |
| CN106878629A (en) * | 2015-12-10 | 2017-06-20 | 北京航天长峰科技工业集团有限公司 | A kind of one-touch switch method of remote signal method of Surveillance center |
| CN108270758A (en) * | 2017-01-03 | 2018-07-10 | 中国移动通信有限公司研究院 | A kind of method for processing video frequency and device |
| CN112702574A (en) * | 2020-12-23 | 2021-04-23 | 富盛科技股份有限公司 | Digital-analog hybrid video monitoring system and control method thereof |
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| CN101605249A (en) * | 2009-07-31 | 2009-12-16 | 杭州华三通信技术有限公司 | Monitoring implementation method and equipment |
| CN101707698A (en) * | 2009-11-06 | 2010-05-12 | 中兴通讯股份有限公司 | Video monitoring system and control method thereof |
| CN101742258A (en) * | 2009-11-23 | 2010-06-16 | 中兴通讯股份有限公司 | Analog and digital video monitoring fusion system and fusion method |
| US20100318198A1 (en) * | 2009-06-16 | 2010-12-16 | Control4 Corporation | Automation Control of Electronic Devices |
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2013
- 2013-11-06 CN CN201310544289.9A patent/CN104639874A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20100318198A1 (en) * | 2009-06-16 | 2010-12-16 | Control4 Corporation | Automation Control of Electronic Devices |
| CN101605249A (en) * | 2009-07-31 | 2009-12-16 | 杭州华三通信技术有限公司 | Monitoring implementation method and equipment |
| CN101707698A (en) * | 2009-11-06 | 2010-05-12 | 中兴通讯股份有限公司 | Video monitoring system and control method thereof |
| CN101742258A (en) * | 2009-11-23 | 2010-06-16 | 中兴通讯股份有限公司 | Analog and digital video monitoring fusion system and fusion method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106851185A (en) * | 2015-12-07 | 2017-06-13 | 北京航天长峰科技工业集团有限公司 | The one-touch switch method of remote signal system of Surveillance center |
| CN106878629A (en) * | 2015-12-10 | 2017-06-20 | 北京航天长峰科技工业集团有限公司 | A kind of one-touch switch method of remote signal method of Surveillance center |
| CN108270758A (en) * | 2017-01-03 | 2018-07-10 | 中国移动通信有限公司研究院 | A kind of method for processing video frequency and device |
| CN108270758B (en) * | 2017-01-03 | 2020-10-16 | 中国移动通信有限公司研究院 | Video processing method and device |
| CN112702574A (en) * | 2020-12-23 | 2021-04-23 | 富盛科技股份有限公司 | Digital-analog hybrid video monitoring system and control method thereof |
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Application publication date: 20150520 |
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