CN100525440C - Warm back-up method in use for video monitoring and controlling system - Google Patents
Warm back-up method in use for video monitoring and controlling system Download PDFInfo
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- CN100525440C CN100525440C CNB2006101521158A CN200610152115A CN100525440C CN 100525440 C CN100525440 C CN 100525440C CN B2006101521158 A CNB2006101521158 A CN B2006101521158A CN 200610152115 A CN200610152115 A CN 200610152115A CN 100525440 C CN100525440 C CN 100525440C
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- 238000000034 method Methods 0.000 title claims abstract description 14
- 238000012544 monitoring process Methods 0.000 title claims description 31
- 239000011159 matrix material Substances 0.000 claims abstract description 29
- 230000005236 sound signal Effects 0.000 claims abstract description 4
- 238000007726 management method Methods 0.000 claims description 43
- 238000012795 verification Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
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Abstract
The method is implemented by using a system comprising a management host machine, a backup video recorder, a matrix, a hard drive video recorder and a video/audio signal source. The video signals of video recorder are distributed by a video distributor and are inputted into the matrix and the hard drive video recorder; the video signals outputted from the matrix is inputted into the backup video recorder, management host machine and TV wall through the video distributor; the control signals are respectively connected to the keyboard of the matrix and management host machine; the management host machine monitors the hard drive video recorder through sending the heart-beat packet, and the hard drive video recorder responds to the heart-beat packet, and instructs the matrix switches the video signal to the backup video recorder from the failure hard drive video recorder; after recovering from the failure, the video signal is switch back to the hard drive video recorder.
Description
Affiliated technical field
The present invention relates to technical field of video monitoring, relate to a kind of method that is used for the video monitoring system Hot Spare specifically.
Background technology
As everyone knows, utilize digital video to monitor popularization and application among the industry-by-industry of people's life and work, particularly in some special industries, all set up large-scale video monitoring system, in medium-and-large-sized digital video monitor system, because the information point of video monitoring is a lot, the DVR of a large amount of numbers of needs is finished the collection of information point amount of information, transmit by network then, message transmission is handled to Surveillance center, thereby the video monitoring of entire system is carried out in realization.Though as the DVR of video information collection before dispatching from the factory all through the test of overaging, also carried out detection to pressure and environment, reached the requirement of standard detection, but, because a variety of causes in the system, the chance that DVR breaks down are still unavoidable, and DVR breaks down and will make monitoring interruption occur, and for the monitoring of some special industry or the control point that some is responsive, be not allow to record a video or monitor interruption.Although most DVR has the function that fault self-recovery closes, some similar self-healing watchdog functions have been increased, in a single day make and to recover voluntarily when breaking down, but the used time of function of recovering voluntarily in the existing technology is longer, need the time interval of a few minutes to recover voluntarily, in this interval, might cause losing of DVR Video Document, brought and monitored risk not in place, in today more and more higher to monitoring requirement, the interval Video Document of minute level is lost the requirement that can not satisfy monitoring, especially in the many supervisory control systems of digital hard disc video recorder, after using certain hour, the situation that DVR breaks down can be more and more obvious, and the probability that causes the video-recorder recording data to lose is also more and more higher.How to overcome the video monitoring fault voluntarily recovery time long shortcoming, to reduce probability that Video Document loses to greatest extent be the current important topic that solves of needing in present technique field.
Summary of the invention
The purpose of this invention is to provide a kind of being used in video monitoring system, after DVR breaks down, in the time that the faulty hard disk video tape recorder recovers voluntarily, there is standby DVR to take over video recording work automatically, to keep Video Document complete, ensure the method for the video monitoring system Hot Spare of the normal operation of video monitoring.
In order to achieve the above object, the present invention is by the following technical solutions: a kind of method that is used for the video monitoring system Hot Spare, this method is by being provided with management host and backup video tape recorder in video monitoring system, the system that is made up of management host, backup video tape recorder, matrix, DVR and video/audio signal source realizes, be characterized in: the analog video of front-end camera separates with video distributor, a part is advanced matrix, and another part advances the DVR video recording; The vision signal of the delivery outlet output of matrix enters the backup video tape recorder by a video distributor part, a part enters on the management host that has video frequency collection card, some enters the video wall that real time monitoring is watched, the control signal of matrix, a part is linked on the keyboard of matrix, and another part is linked on the management host; Management host carries out grouping management to the audio frequency of looking in the system, each DVR is provided with from high to low the Hot Spare of different stage, both management host was detected by the DVR in working in the system is sent heartbeat packet, management host is then responded and feed back to DVR to heartbeat packet, when management host does not receive the signal of heartbeat packet response, can detect the faulty hard disk video tape recorder in time second at 20-40, and the order matrix switches the video switch that the faulty hard disk video tape recorder is born video recording carry out video recording work to the backup video tape recorder, after faulty hard disk video tape recorder fault is eliminated, management host switches vision signal by matrix again to be got back on the DVR from the backup video tape recorder, back up video tape recorder simultaneously and stop video recording, the backup video tape recorder is in idle state in the DVR operate as normal.
Its formatted data of heartbeat packet that above-mentioned described management host sends is: 16 source port, 16 destination interface, 16 UDP length, 16 the UDP verification and.
The quantity of backup video tape recorder can be 1-3 in above-mentioned described the setting.
Operation principle of the present invention is: in video monitoring system work, management host is in real time continual to send the heartbeat packet data to DVR, if DVR is working properly the heartbeat packet data are responded, the time of responding is 20-40 second, if management host is connected on the response that can not receive the heartbeat packet of sending in the stipulated time, can judge that then DVR breaks down, the management host signal of will giving an order begins video recording with the video switch of faulty hard disk video recording that video tape recorder is born to the backup video tape recorder, to replace the video recording work of fault video tape recorder, management host is still being detected each DVR simultaneously simultaneously, comprise to faulty hard disk video tape recorder transmission heartbeat packet data to each DVR, if management host is received the signal of fault video tape recorder and is responded, then the fault main frame has recovered normal, then order stops to back up the video recording work of video tape recorder, wait for the switching of video next time and the order of video recording, in large-scale or superhuge video monitoring system, increased the quantity of backup video tape recorder, when in system, occurring more than a DVR fault, whether management host can exist the backup video tape recorder No. two in the check system, backup video tape recorder if any idle state, then video switch is to the backup video tape recorder of idle state, and notify this backup video tape recorder to begin video recording, if a backup video tape recorder and No. two backup video tape recorders, all be in Status of Backups, the heat of then judging new fault video tape recorder is equipped with rank, as the rank height of rank than two fault video tape recorders that back up now, then replace with the high fault video tape recorder Switch Video of rank, and notice begins video recording, if to be equipped with rank identical for the heat of two fault video tape recorders being equipped with of heat, then begin to wait in line, the order that heat is equipped with is successively: a backup machine, No. two backup machines, in the rank that heat is equipped with, high level faulty hard disk video tape recorder is backup at first always, in whole system, the work of DVR is exactly the heartbeat packet signal that sends of response management main frame and the video that inserts is recorded a video, the work of backup video tape recorder is exactly after receiving the video of matrix switching, accept the video recording of management host and the order that video recording stops, the work of matrix is the switching command at response management center, output is switched to video, and the work of management host is that all DVR are detected, to the backup level management of video tape recorder and the switching of order matrix.
Owing to adopted the above-mentioned technical scheme that management host and backup video tape recorder are set in video monitoring system, make in video monitoring system after DVR breaks down, the faulty hard disk video tape recorder voluntarily recovery time at interval in, the backup video tape recorder is just started working, guaranteed not interruption of vision signal, thereby the integrality that has kept the recording monitor data has ensured the normal operation of video monitoring, has reached goal of the invention of the present invention.
Description of drawings
Fig. 1 is a principle schematic of the present invention
Embodiment
Below in conjunction with accompanying drawing in detail the present invention is described in detail, the principle of the inventive method as can be seen from Figure 1, a kind of method that is used for the video monitoring system Hot Spare, management host and a backup video tape recorder are set in video monitoring system, the system that forms by management host, backup video tape recorder, matrix, DVR and video/audio signal source and realizing, the analog video signal source of front-end camera separates with video distributor, and a part is advanced matrix, and another part advances the DVR video recording; The video of the delivery outlet output of matrix enters backup machine by a video distributor part, a part enters on the management host that has video frequency collection card, some enters the video wall that real time monitoring is watched, the control signal of matrix, a part is linked on the keyboard of matrix, another part is linked on the management host, management host carries out grouping management to the audio frequency of looking in the system, each DVR is provided with from high to low the Hot Spare of different stage, both management host was detected by the DVR in working in the system is sent heartbeat packet, and the heartbeat packet formatted data of transmission is: 16 source port, 16 destination interface, 16 UDP length, 16 UDP verification and; Management host is then responded and feed back to DVR to heartbeat packet, when management host does not receive the signal of heartbeat packet response, can detect the faulty hard disk video tape recorder in time second at 20-40, and the order matrix switches the video switch that the faulty hard disk video tape recorder is born video recording carry out video recording work to the backup video tape recorder, after faulty hard disk video tape recorder fault is eliminated, management host switches vision signal by matrix again to be got back on the DVR from the backup video tape recorder, back up video tape recorder simultaneously and stop video recording, the backup video tape recorder is in idle state in the DVR operate as normal.
Claims (3)
1. method that is used for the video monitoring system Hot Spare, this method is by being provided with management host and backup video tape recorder in video monitoring system, the system that is made up of management host, backup video tape recorder, matrix, DVR and video/audio signal source realizes, it is characterized in that: the analog video of front-end camera separates with video distributor, a part is advanced matrix, and another part advances the DVR video recording; The video of the delivery outlet output of matrix enters the backup video tape recorder by a video distributor part, and a part enters on the management host that has video frequency collection card, and some enters the video wall that real time monitoring is watched; The control signal of matrix, a part are linked on the keyboard of matrix, and another part is linked on the management host; Management host carries out grouping management to the audio frequency of looking in the system, each DVR is provided with from high to low the Hot Spare of different stage, both management host was detected by the DVR in working in the system is sent heartbeat packet, management host is then responded and feed back to DVR to heartbeat packet, when management host does not receive the signal of heartbeat packet response, can detect the faulty hard disk video tape recorder in time second at 20-40, and the order matrix switches the video switch that the faulty hard disk video tape recorder is born video recording carry out video recording work to the backup video tape recorder, after faulty hard disk video tape recorder fault is eliminated, management host switches vision signal by matrix again to be got back on the DVR from the backup video tape recorder, back up video tape recorder simultaneously and stop video recording, the backup video tape recorder is in idle state in the DVR operate as normal.
2. the method for video monitoring system Hot Spare according to claim 1, the heartbeat packet that described management host sends, its formatted data is: 16 source port, 16 destination interface, 16 UDP length, 16 the UDP verification and.
3. the method for video monitoring system Hot Spare according to claim 1, the quantity of the backup video tape recorder that is provided with in the described system can be 1-3.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006101521158A CN100525440C (en) | 2006-09-13 | 2006-09-13 | Warm back-up method in use for video monitoring and controlling system |
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| CNB2006101521158A CN100525440C (en) | 2006-09-13 | 2006-09-13 | Warm back-up method in use for video monitoring and controlling system |
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| CN1917634A CN1917634A (en) | 2007-02-21 |
| CN100525440C true CN100525440C (en) | 2009-08-05 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101472146B (en) * | 2007-12-28 | 2010-11-10 | 鸿富锦精密工业（深圳）有限公司 | System and method for monitoring video |
| CN101753937A (en) * | 2008-12-08 | 2010-06-23 | 北京中星微电子有限公司 | Video backup method and video monitoring system |
| CN101483762B (en) * | 2008-12-31 | 2011-07-13 | 中兴通讯股份有限公司 | Platform video recording method, system and customer terminal |
| CN101610402B (en) * | 2009-07-27 | 2011-12-07 | 中兴通讯股份有限公司 | Method and system for recovering interrupted video in video monitoring process |
| CN101902620B (en) * | 2010-08-16 | 2014-03-12 | 中兴通讯股份有限公司 | Monitoring system, method and device |
| CN102227131A (en) * | 2011-05-12 | 2011-10-26 | 杭州海康威视数字技术股份有限公司 | Hot backup system of NVR and method thereof |
| CN102693172B (en) * | 2011-08-31 | 2015-02-18 | 新奥特（北京）视频技术有限公司 | Dynamic switching method and system of information input system |
| CN102833468B (en) * | 2012-09-10 | 2014-03-12 | 中央电视台 | Broadcasting PGM (Probabilistic Graphical Model) master-slave output one-click emergency system and method |
| CN105430327A (en) * | 2015-11-05 | 2016-03-23 | 成都基业长青科技有限责任公司 | NVR cluster backup method and device |
| CN115442571A (en) | 2016-09-23 | 2022-12-06 | 伊姆西Ip控股有限责任公司 | Fault recovery method and device for video monitoring system |
| CN107483890B (en) * | 2017-08-31 | 2020-04-10 | 中国地质大学（武汉） | Data updating and storing method and system for smart city video data |
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| CN1917634A (en) | 2007-02-21 |
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Assignee: Jiangsu Hi Tech Electronics Co.,Ltd. Assignor: Tan Zheng Contract record no.: 2010110000075 Denomination of invention: Warm back-up method in use for video monitoring and controlling system Granted publication date: 20090805 License type: Exclusive License Open date: 20070221 Record date: 20100715 |
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Owner name: BEIJING TELESOUND ELECTRONIC CO., LTD. Free format text: FORMER OWNER: TAN ZHENG Effective date: 20130124 |
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Effective date of registration: 20130124 Address after: Five 100085 Beijing city Haidian District on the seven Street No. 1 Building No. Huizhong Patentee after: BEIJING TELESOUND ELECTRONICS Co.,Ltd. Address before: 100094, Beijing, Yongfeng, Haidian District industrial base, Feng Yin Road, No. 7, Beijing Xun Xun Electronics Co., Ltd. Patentee before: Tan Zheng |
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