CN1658669A - Monitoring date recording method of digital video recording for monitoring - Google Patents
Monitoring date recording method of digital video recording for monitoring Download PDFInfo
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- CN1658669A CN1658669A CN 200410016401 CN200410016401A CN1658669A CN 1658669 A CN1658669 A CN 1658669A CN 200410016401 CN200410016401 CN 200410016401 CN 200410016401 A CN200410016401 A CN 200410016401A CN 1658669 A CN1658669 A CN 1658669A
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Abstract
This invention relates to a data memorizing method of the digital video cassette recorder used for monitoring. The method is that tell the truth to the user when the microprocessor equipped or connecting equipped inside the camera used for monitoring detects the audio signals of the same mode again and again. Then according to the above-mentioned user's demand, selectively memorize or not memorize at least more than one of the video or audio signals shooting by the camera used for monitoring on the harddisk equipped inside the device, so as to prevent memorizing the video data of the same unnecessary mode on the harddisk with limited memory content, to efficiently memorize the harddisk with limited memory content.
Description
Technical field
The invention relates to and monitor with the monitoring data recording method of digital video recorder, more detail is about when supervision detects the audio signal of same pattern repeatedly with the microprocessor inner setting of camera or that connect setting, selectively on hard disk (HDD) or CD recording mediums such as (optical disc), write down the video data that this voice data of storage or supervision are taken with camera.
Background technology
Recently, the supervision that can monitor a plurality of zones is simultaneously constantly being developed universal with digital video recorder (DVR:Digital VideoRecorder).Above-mentioned supervision is with the hard disk drive that comprises the hard disk memories such as (HDD) that can store jumbo video or voice data in the digital video recorder (DVR) and can write down the CD drive (Disc Driver) of store video or voice data on re-recordable optical disc CDs such as (such as CD-RW).
In addition, above-mentioned general supervision digital video recorder (DVR) 300, as shown in Figure 1, with a plurality of supervision cameras (10 that disperse to be arranged on several zones that need monitor respectively
1-10
n), simultaneously and a plurality of supervision with inductor (20
1-20
k) wait multiple peripheral device to be connected.
In addition, above-mentioned supervision can be connected with the PC that is positioned at remote system operator 500 by network 400 with digital video recorder (DVR) 300, such as monitor the variable quantity of a plurality of supervision with digital video recorder (DVR) 300 with the vision signal of camera production in above-mentioned supervision, the benchmark variable quantity that surpasses prior setting when the variable quantity of this vision signal, perhaps when a plurality of supervision received detection signal with inductor, just judging had the 3rd intrusion event to take place.
And, when detecting incident and take place by said process, as shown in Figure 2, will with the supervision that is arranged on respective regions with the video signal recording of camera production to hard disk (HDD).
In addition, state documentarily in the process of vision signal, incident detects or has time continuity and is recorded in vision signal on the hard disk, be the record size of detected incident video data, such as when surpassing 40Mbytes, this detected incident video data will be generated as a data file and manage.
Therefore, said system network operator just can confirm from the supervision images of above-mentioned supervision with digital video recorder (DVR) 300 real-time conveyings, perhaps can retrieve and confirm that record is stored in the data file on the above-mentioned hard disk, confirms with information such as invadors event situation before this then.
But, because when general supervision uses the variable quantity of the detected audio signal of microprocessor of that digital video recorder 300 is provided with camera inside in supervision or connection setting to surpass the benchmark variable quantity, the frame recording that can will monitor the video image of taking with camera stores in the hard disk, so, as shown in Figure 3, when detecting same audio mode (Audio Pattern #K) repeatedly with the certain hour cycle, also can write down the video image that supervision is taken with camera repeatedly, so will cause the reduction of record efficiency because of unnecessary video data that writes down same pattern repeatedly or voice data in the limited hard disk of recording capacity.
Summary of the invention
Thereby, the present invention carries out in order to address the above problem just, the object of the present invention is to provide a kind of monitoring data recording method that monitors with digital video recorder, this method is when monitoring that microprocessor that be provided with camera inside or the connection setting detects the audio signal of same pattern repeatedly, optionally with the audio signal recording of above-mentioned microprocessor output or do not record on the recording mediums such as hard disk that are arranged in the device, thereby can prevent from hard disk, to write down repeatedly the video or the voice data of unnecessary same pattern.
To achieve these goals, the supervision of the present invention monitoring data recording method of digital video recorder is characterized in that comprising:
Phase I is when monitoring that microprocessor that be provided with camera inside or the connection setting detects the audio signal of same pattern repeatedly, with this actual notice user;
Second stage, according to above-mentioned user's requirement, video or the audio signal recording that above-mentioned supervision is taken with camera or do not record on the recording medium that is arranged on device inside optionally.
For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.
Description of drawings
Fig. 1 is general supervision with data video cassette recorders (DVR) and a plurality of supervision with cameras and inductor, and the connection status figure of network operator's PC etc.
Fig. 2 is the general supervision central data file process sketch map of data video cassette recorders (DVR).
Fig. 3 is the identical audio mode figure that general supervision is write down with digital video recorder.
Fig. 4 is that supervision according to the present invention is selected the vision signal of record and the enforcement illustration of audio signal with the monitoring data recording method of digital video recorder.
Fig. 5 is the operational flowchart of supervision of the present invention with the monitoring data recording method of digital video recorder.
Embodiment
Fig. 4 is that supervision according to the present invention is selected the vision signal of record and the enforcement illustration of audio signal with the monitoring data recording method of digital video recorder.As described in reference Fig. 1 or Fig. 2, the variable quantity of the vision signal that above-mentioned supervision is taken with camera in above-mentioned supervision with digital video recorder 300 surpasses the benchmark variable quantity or is monitoring when surpassing the benchmark variable quantity with the inner variable quantity that be provided with or that connect the detected audio signal of microprocessor that is provided with of camera, at least one record in video data that this supervision is taken with camera or the voice data that receives by microprocessor stores in the hard disk, and judges relatively whether this audio mode carries out periodicity repeatedly.
In addition, as shown in Figure 4, when before audio mode (Audio Pattern #K) and the identical audio mode (Audio Pattern #K) of shooting record when being provided with repeatedly, with this actual notice user, simultaneously, according to said system network operator's requirement, omit record (Recording skip) above-mentioned identical audio mode.
In addition, take the new audio mode record audio mode same as described above not simultaneously, carries out general recording operation, should new audio mode (Audio Pattern #K+1) write down and store hard disk into, will be elaborated to this below when the back.
Fig. 5 is the operational flowchart of supervision of the present invention with the monitoring data recording method of digital video recorder.
Above-mentioned supervision monitors that with digital video recorder 300 dispersion is arranged on monitoring with camera inside variable quantity that be provided with or the detected vision signal of microprocessor that connection is provided with of each zone, when the variable quantity of this audio signal has surpassed predefined fiducial value, just judge the incident that the 3rd invasion has taken place, just carry out a series of supervisory work then, above-mentioned voice data or the video data signal relevant with this voice data are recorded S10 on the hard disk;
In addition, above-mentioned supervision continues to monitor the audio mode S11 that relatively receives by above-mentioned microprocessor monitors with digital video recorder 300;
At this moment, judge whether to have detected repeatedly the audio frequency S12 of same pattern;
If do not detect the audio frequency of same pattern, then get back to flow process S10;
As shown in Figure 4, when the audio frequency that detects repeatedly with certain hour cycle same pattern repeatedly, will store temporarily and monitor image and sound and export the display message hurdle, with user S13 such as this actual notice system operator.
Then, judging whether the user requires to be omitted in writes down identical audio frequency S14 repeatedly on the hard disk;
Do not write down identical audio frequency on the hard disk repeatedly if the judgement user requires to be omitted in, then directly arrive flow process S18, carry out general recording operation;
If above-mentioned supervision with digital video recorder 300 when above-mentioned user selects to require to be omitted in hard disk and writes down identical audio mode repeatedly, the audio frequency of this model identical is distinguished in the specific region of storing the independently memory that is arranged in the device or hard disk into, given intrinsic identification number simultaneously and distinguish management S15.
Simultaneously, also omitted recording operation, audio frequency and the relative video data that will not distinguish the model identical of management as mentioned above record S16 on the hard disk repeatedly.To monitor that then the audio signal of taking with camera continues to compare with the above-mentioned audio signal that is omitted the pattern of record, at this moment, judged whether to detect new audio signal S17, if above-mentioned supervision with digital video recorder 300 when shot detection makes new advances audio signal, carry out general recording operation, will begin to take that at least more than one records hard disk S18 the vision signal that records and the audio signal from this starting point.
Like this, be arranged on above-mentioned supervision and just can select to write down the video and the audio frequency of different mode, thereby can effectively utilize the limited hard disk of recording capacity with the hard disk in the digital video recorder 300.
Above-mentioned supervision, can be write down simultaneously and give intrinsic identification number to the pattern of this audio signal during according to the audio signal of user's requirement record model identical and relative vision signal with digital video recorder 300.When carrying out play operation, the user can select the not voice data and the relative video data of repeat playing model identical, perhaps selects its corresponding file of deletion.
The supervision of the present invention that has above-mentioned formation and operate as mentioned above has very high practical value with the monitoring data recording method of digital video recorder.This method is when monitoring that microprocessor that be provided with camera inside or the connection setting detects the audio signal of same pattern repeatedly, with this actual notice user.Then, requirement according to above-mentioned user, video or at least more than one record in the audio signal that above-mentioned supervision is taken with camera or do not record on the hard disk that is arranged on device inside optionally, thereby can prevent from the limited hard disk of recording capacity, to write down repeatedly the video data of unnecessary model identical, effectively utilize the limited hard disk of recording capacity.
Though the present invention describes with reference to current specific embodiment, but those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, under the situation that does not break away from spirit of the present invention, also can make the variation and the modification of various equivalences, therefore, as long as variation, the modification to the foregoing description all will drop in the scope of claims of the present invention in connotation scope of the present invention.
Claims (4)
1. one kind monitors the monitoring data recording method with digital video recorder, it is characterized in that comprising:
Phase I is when monitoring that microprocessor that be provided with camera inside or the connection setting detects the audio signal of same pattern repeatedly, with this actual notice user;
Second stage, according to above-mentioned user's requirement, video or the audio signal recording that above-mentioned supervision is taken with camera or do not record on the recording medium that is arranged on device inside optionally.
2. the supervision as claimed in claim 1 monitoring data recording method of digital video recorder, it is characterized in that: the above-mentioned phase I is for being arranged on above-mentioned the supervision inner or coupled microprocessor output audio signal of camera according to the certain hour period ratio, when receiving the audio signal of model identical repeatedly, interim above-mentioned voice data of storage and relative video data are then with this actual notice user.
3. the supervision as claimed in claim 1 monitoring data recording method of digital video recorder, it is characterized in that: above-mentioned second stage, according to above-mentioned customer requirements, give intrinsic identification number to the audio mode of above-mentioned model identical, simultaneously optionally with at least more than one record in voice data and the relative video data or do not record on the recording medium that is arranged on device inside.
4. the supervision as claimed in claim 1 monitoring data recording method of digital video recorder, it is characterized in that: also comprise a stage, in the pattern of detected vision signal and above-mentioned vision signal not simultaneously, will not begin to take that at least more than one records on the recording medium the audio signal that records and the relative vision signal from this starting point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410016401 CN1658669A (en) | 2004-02-18 | 2004-02-18 | Monitoring date recording method of digital video recording for monitoring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410016401 CN1658669A (en) | 2004-02-18 | 2004-02-18 | Monitoring date recording method of digital video recording for monitoring |
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| Publication Number | Publication Date |
|---|---|
| CN1658669A true CN1658669A (en) | 2005-08-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200410016401 Pending CN1658669A (en) | 2004-02-18 | 2004-02-18 | Monitoring date recording method of digital video recording for monitoring |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102630003A (en) * | 2011-02-02 | 2012-08-08 | 佳能株式会社 | Image data recorder and control method thereof |
-
2004
- 2004-02-18 CN CN 200410016401 patent/CN1658669A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102630003A (en) * | 2011-02-02 | 2012-08-08 | 佳能株式会社 | Image data recorder and control method thereof |
| US9357194B2 (en) | 2011-02-02 | 2016-05-31 | Canon Kabushiki Kaisha | Imaging apparatus for minimizing repetitive recording of moving image data of a similar scene on a recording medium |
| CN102630003B (en) * | 2011-02-02 | 2016-07-06 | 佳能株式会社 | Image data recording apparatus and control method thereof |
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