CN105338279B - A kind of control method that video is pre-recorded with alarm system linkage - Google Patents
A kind of control method that video is pre-recorded with alarm system linkage Download PDFInfo
- Publication number
- CN105338279B CN105338279B CN201510631447.3A CN201510631447A CN105338279B CN 105338279 B CN105338279 B CN 105338279B CN 201510631447 A CN201510631447 A CN 201510631447A CN 105338279 B CN105338279 B CN 105338279B
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- China
- Prior art keywords
- video
- video recording
- recording
- delay
- alarm
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/78—Television signal recording using magnetic recording
- H04N5/781—Television signal recording using magnetic recording on disks or drums
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation 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
- G08B13/194—Actuation 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
- G08B13/196—Actuation 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
- G08B13/19665—Details related to the storage of video surveillance data
- G08B13/19669—Event triggers storage or change of storage policy
Abstract
It pre-records the control method with alarm system linkage the invention discloses a kind of video, comprising the following steps: video recording system, which persistently saves, needs the video pre-recorded, and by the video deletion before the time of pre-recording of setting, realizes pre- recording function；When alarm system initially enters delay, notice video recording system saves prerecorded content, and starts video recording；If the alarm system of triggering is not set into delay, alarm system notifies video recording system to save prerecorded content, and records a video since time of fire alarming point；Video recording system is in entering delay, and if user successfully withdraws a garrison, then the video recording saved is deleted in stopping of recording a video, and process terminates.The characteristic of video capability and alarm system is fitted close by the present invention, alarm pre-recorded videos actually required and video can be retained, the case where being not in when prerecorded content does not have to be recorded an actual alarm, video is not needed again to record a video always, power consumption can be reduced, memory space is reduced, the service life of storage device is extended.
Description
[technical field]
The present invention relates to safety-security area more particularly to a kind of video pre-record with alarm system linkage control method.
[background technique]
Hard disk video recorder (DVR), network hard disk video recorder (NVR) and some web cameras have pre- recording function, that is, set
The standby video that can persistently save nearest 5 seconds in memory or hard disk, wait or not time span for 10 seconds, in the alarm input port of equipment
After receiving alarm signal, equipment preserves the video of nearest a period of time, and starts to record a video.
The video of current alarm and video interlink system was pre-recorded usually using the time point that alarm signal exports as thing
Part trigger time, alarm signal output can choose detector and directly exports or the output of antitheft alarming controller.
If exporting triggering video record using detector, many useless video recordings can be generated, such as human body infrared induction is visited
Survey device, when room owner in the room, the detector in room also can often have output, will actually do not have alert when also record very
More video recordings.Such case will occupy more memory space, and reduce storage equipment service life, especially when use TF, SD card,
It is even more so when the storage equipment of built-in Flash etc.
If the output using alarm controller triggers video record, will be better, but in antitheft alarming controller
In system, alarm point may have a time difference with the event real triggered time, i.e. the entrance of burglar alarm host is prolonged
When.The delay that enters of the setting generally allowed can be up to a few minutes, and the output of alarm controller is to detect in this case
A few minutes after device triggering may just not have content when actual event in such prerecorded content.
[summary of the invention]
The technical problem to be solved in the present invention is to provide one kind can reduce the occupancy for memory space of pre-recording, but will not leak
The control method that the video that moment video occurs for record alert event is pre-recorded with alarm system linkage.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is that, a kind of video is pre-recorded and alarm system joins
Dynamic control method, it includes video recording system and alarm system that video, which is pre-recorded with alarm system, comprising the following steps:
101, video recording system persistently saves the video for needing to pre-record, and the video before the time of pre-recording of setting is deleted,
Realize pre- recording function；
102, when alarm system initially enters delay, notice video recording system saves prerecorded content, and starts video recording；
If the alarm system 103, triggered is not set into delay, alarm system notice video recording system preservation is pre-recorded interior
Hold, and records a video since time of fire alarming point；
104, video recording system is in entering delay, and if user successfully withdraws a garrison, then the video recording saved is deleted in stopping of recording a video
It removes, process terminates.
Above-described control method, if the video time for entering delay and being greater than setting of setting,
201, video time user before successfully withdraws a garrison, and video recording is cancelled, and deletion has saved video recording；
202, when the video time of setting arrives, user still withdraws a garrison not successfully, labeled as video recording unconfirmed；
203, before terminating into delay, user successfully withdraws a garrison, and video recording unconfirmed is deleted, and process terminates；
204, at the end of delay, user does not withdraw a garrison successfully, by video recording unconfirmed labeled as alarm video recording, process knot
Beam.
Above-described control method, if the video time for entering delay and being less than setting of setting,
301, before terminating into delay, user successfully withdraws a garrison, and video recording is cancelled, and process terminates；
302, at the end of delay, user does not withdraw a garrison successfully, and video recording continues, will until the video time of setting arrives
Video file terminates labeled as alarm video recording, process.
The characteristic of video capability and alarm system is fitted close by the present invention, can retain view of pre-recording actually required of alarming
The case where frequency and video are not in when prerecorded content does not have to be recorded an actual alarm, and do not need video always
It records a video, it is possible to reduce power consumption reduces memory space, extends the service life of storage device.
[Detailed description of the invention]
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Fig. 1 is the system block diagram that video of the embodiment of the present invention is pre-recorded with alarm system linkage.
Fig. 2 is the flow chart that video of the embodiment of the present invention is pre-recorded with alarm system inter-linked controlling method
Fig. 3 is alarm system flow chart of the embodiment of the present invention.
Fig. 4 is video recording system flow chart of the embodiment of the present invention.
[specific embodiment]
Video of the embodiment of the present invention is pre-recorded with the system of alarm system linkage as shown in Figure 1, using a controlling alarm
The mainboard (alarm system) of device is linked with a DVR mainboard (video recording system) by serial communication realization between each other, alarm
The communication of controller uses the single line serial port of 12V level, and DVR mainboard uses the serial ports of 3V, needs a conversion electricity between the two
Road, the circuit are made into a platelet and fix on DVR mainboard.
The control method that video of the embodiment of the present invention is pre-recorded with alarm system linkage, comprising the following steps:
1) video recording system persistently saves the video for needing to pre-record, and the video before the time of pre-recording of setting is deleted, real
Now pre- recording function；
2) when alarm system initially enters delay, notice video recording system saves prerecorded content, and starts video recording；
If 3) alarm system triggered is not set into delay, alarm system notice video recording system preservation is pre-recorded interior
Hold, and records a video since time of fire alarming point；
4) video recording system is in video process, and if user successfully withdraws a garrison, then the video recording saved is deleted in stopping of recording a video,
Process terminates.
If the video time for entering delay and being greater than setting of setting, and user would not withdraw a garrison successfully in video process.
1) when the video time of setting arrives, video recording stops, labeled as video recording unconfirmed；
2) before terminating into delay, user successfully withdraws a garrison, and video recording unconfirmed is deleted, and process terminates；
3) at the end of entering delay, user does not withdraw a garrison successfully, by video recording unconfirmed labeled as alarm video recording, process knot
Beam.
If the video time for entering delay and being less than setting of setting,
1) before terminating into delay, user successfully withdraws a garrison, and video recording is cancelled, and process terminates；
2) at the end of entering delay, user does not withdraw a garrison successfully, and video recording continues, and until the video time of setting arrives, will record
Picture file mark is alarm video recording, and process terminates.
Video of the embodiment of the present invention is pre-recorded as shown in Figure 2 with the main flow of the control method of alarm system linkage:
1) camera system starts video recording process, and the preservation of video recording process pre-records video recording in memory.
2) start serial ports and camera system communication, this document relevant mainly alarm, cloth withdraw operation, into delay
Equal event informations.
3) camera system handles the valid data received: alarm system, which is not stopped paying out, send token, and camera system hair is empty
Packet response indicates that no data needs to send, and directly transmits data when having data.When alarm system has data to need to send, should
Data are sent when sending token.
4) camera system receives alert data, then retain video recording (when recording a video) or start video recording (do not start to record a video
When).
5) camera system such as receives the withdraw operation data of alarm system transmission.Indicate that user is successfully made the behaviour that withdraws a garrison
Make；Alarmed before such as withdrawing a garrison, video recording indicated be it is effective, withdraw a garrison on video recording do not influence；Prolong if having received and entering
When the notice that starts, then retain video recording to interim video recording；
6) it is such as in and is being delayed when withdrawing a garrison, camera system does not retain video recording.
7) it is recording a video when as alarmed, is then being not required to typing and temporarily records a video, alarm video recording can be directly entered.
8) such as there is alarm again in video recording, be not required to again one video recording of more records, no matter current alarm is to enter delay to terminate
Alarm or other alarms are handled identical no matter which kind of event the alarm for generating this video recording is.
The process of visual alarm system of the embodiment of the present invention is as shown in Figure 3:
1) defence area can be wired defence area can also wireless defence area, wired defence area by and last time states of defense zones compare, really
Recognize which defence area is newly triggered.Wireless defence area receives wireless code and is considered as new defence area triggering.
2) when having new defence area trigger signal, first determine whether defence area is effective.Defence area effectively judges: defence area first
It does not bypass, is secondly judged according to deployment state and defence area type, under disarming state, enter and leave defence area, movable defence area, periphery defence area
Three types defence area is invalid, and movable defence area type is invalid under deployment state of being in, and all types defence area is effective when going out to deploy troops on garrison duty.
3) judge whether to need to launch into delay when effective defence area triggering.Needing the case where entering is: outgoing deployment
When do not alarm in the case where, enter and leave defence area, movable defence area and be triggered, initially enter delay.There is no alarm when stay-at-home deployment
In the case of, discrepancy defence area, which is triggered, initially enters delay.In delay, new defence area is also labeled as being delayed, is not done
Other status modifiers.
4) it initially enters delay and needs start-up study countdown, record the defence area of delay, delay terminates alarm.
5) it is not required into the triggering of effective defence area of delay, system alarm.Alert process is alarmed in addition to record, will also be entered
The countdown mark delay that is delayed is completed.
6) into the judgement that delay is completed judged according to a mark and a counter, indicated to be delayed,
Counter, which is considered to be delayed at the end of counting, just to be completed to need the defence area of processing delay.
7) delay correlating markings, data are cleared up at the end of entering delay, and all labels are alarmed for the defence area of delay
Processing.
The process that the embodiment of the present invention regards camera system is as shown in Figure 4:
1) when recording a video, video file is written in video data；When pre-recording, file of pre-recording is written in Video data.
2) order that processing host process is sent is received, saves pre-recorded videos to temporary file, starting video recording is recorded a video to interim
File
3) it is that interim video recording or alarm are recorded a video for video file, is judged, establish related data when starting video recording
Structure.The present embodiment only retains 10 seconds files of pre-recording, the Video data before abandoning.
4) judge whether video recording has been acknowledged effectively at the end of recording a video.If had been acknowledged effectively, it is left alarm video recording
(effectively video recording) removes video recording effective marker, is otherwise left video recording unconfirmed.The present embodiment, which increases, to be waited 300 seconds, prevents from anticipating
The step of notice being not properly received whether video recording effectively outside.Time-out does not receive video recording validity notice and thinks that video recording has
Effect.
If 5) receive the notice that user successfully withdraws a garrison, video recording is cancelled.
6) video recording Notice Of Nonavailability is such as received, then cancels video recording, deletion has record.It receives video recording vaild notice and then does and indicate
It indicates that the video recording is effectively video recording, effective video recording is left after the completion of video recording.
Claims (2)
- The control method with alarm system linkage 1. a kind of video is pre-recorded, it includes video recording system and report that video, which is pre-recorded with alarm system, Alert system, comprising the following steps:101, video recording system persistently saves the video for needing to pre-record, and the video before the time of pre-recording of setting is deleted, and realizes Pre- recording function；It is characterized in that,102, when alarm system initially enters delay, notice video recording system saves prerecorded content, and starts video recording；If 103, the alarm system triggered is not set into delay, alarm system notifies video recording system to save prerecorded content, And it records a video since time of fire alarming point；104, video recording system is in entering delay, and if user successfully withdraws a garrison, then the video recording saved is deleted in stopping of recording a video, stream Journey terminates；It is characterized in that, if the video time for entering delay and being greater than setting of setting,201, video time user before successfully withdraws a garrison, and video recording is cancelled, and deletion has saved video recording,202, when the video time of setting to user is still withdrawn a garrison not successfully, video recording stops, labeled as video recording unconfirmed；203, before terminating into delay, user successfully withdraws a garrison, and video recording unconfirmed is deleted, and process terminates；204, at the end of delay, user does not withdraw a garrison successfully, and by video recording unconfirmed labeled as alarm video recording, process terminates.
- 2. control method according to claim 1, which is characterized in that if the video recording for entering delay and being less than setting of setting Time,301, before terminating into delay, user successfully withdraws a garrison, and video recording is cancelled, and process terminates；302, at the end of delay, user does not withdraw a garrison successfully, and video recording continues, and until the video time of setting arrives, will record a video File mark is alarm video recording, and process terminates.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510631447.3A CN105338279B (en) | 2015-09-28 | 2015-09-28 | A kind of control method that video is pre-recorded with alarm system linkage |
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| CN201510631447.3A CN105338279B (en) | 2015-09-28 | 2015-09-28 | A kind of control method that video is pre-recorded with alarm system linkage |
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| CN105338279A CN105338279A (en) | 2016-02-17 |
| CN105338279B true CN105338279B (en) | 2018-12-28 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106982325A (en) * | 2017-03-23 | 2017-07-25 | 移康智能科技（上海）股份有限公司 | One kind video recording alarm method and device |
| CN111405220B (en) * | 2019-09-30 | 2022-07-05 | 杭州海康威视系统技术有限公司 | Video prerecording method and cloud storage system |
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| CN104811595A (en) * | 2015-04-08 | 2015-07-29 | 合肥君正科技有限公司 | Network monitor camera and working method thereof |
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| JP3311693B2 (en) * | 1998-10-08 | 2002-08-05 | 三洋電機株式会社 | Video signal processing circuit |
| CN100383825C (en) * | 2005-05-27 | 2008-04-23 | 上海大学 | Bus household intelligent alarm device |
| CN2849853Y (en) * | 2005-11-09 | 2006-12-20 | 杭州中宁信息技术有限公司 | Warning viewing linked alarm |
| CN201034002Y (en) * | 2006-09-07 | 2008-03-12 | 吴鹏辉 | Multifunctional automatic service-deploy voice alarm burglar-proof door |
| CN101867786A (en) * | 2009-04-20 | 2010-10-20 | 中兴通讯股份有限公司 | Method and device for monitoring video |
| CN203812355U (en) * | 2014-04-03 | 2014-09-03 | 尹向东 | Multifunctional automatic fire hazard voice-alarming device |
| CN104333724B (en) * | 2014-11-27 | 2017-12-08 | 天地伟业技术有限公司 | The alarm video recording prerecording method of built-in hard disk video tape recorder |
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Patent Citations (4)
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|---|---|---|---|---|
| US6421080B1 (en) * | 1999-11-05 | 2002-07-16 | Image Vault Llc | Digital surveillance system with pre-event recording |
| CN101557332A (en) * | 2009-02-17 | 2009-10-14 | 刘利华 | Intelligent household information management system |
| CN103824574A (en) * | 2014-02-25 | 2014-05-28 | 深圳市赛为智能股份有限公司 | Video data storage method and system capable of supporting code stream switching |
| CN104811595A (en) * | 2015-04-08 | 2015-07-29 | 合肥君正科技有限公司 | Network monitor camera and working method thereof |
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| CN105338279A (en) | 2016-02-17 |
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Address after: 518000 fourth buildings and fifth first floor of Wan Dai Heng Guangming hi tech Industrial Park, Guangming New District, Shenzhen, Guangdong Applicant after: Shenzhen Haoen Safety Technology Co., Ltd. Address before: 518000 fourth buildings and fifth first floor of Wan Dai Heng Guangming hi tech Industrial Park, Guangming New District, Shenzhen, Guangdong Applicant before: Zhong An (Shenzhen) Co., Ltd. |
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