CN103024329A - Method for storing and managing surveillance videos - Google Patents
Method for storing and managing surveillance videos Download PDFInfo
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- CN103024329A CN103024329A CN2013100009355A CN201310000935A CN103024329A CN 103024329 A CN103024329 A CN 103024329A CN 2013100009355 A CN2013100009355 A CN 2013100009355A CN 201310000935 A CN201310000935 A CN 201310000935A CN 103024329 A CN103024329 A CN 103024329A
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Abstract
The invention relates to a method for storing and managing surveillance videos, in particular to a method for storing and managing the surveillance videos in a video surveillance system. The method mainly includes the steps of setting a video backup sense threshold value and a minimum reserved storage space via a surveillance video management module; when storing video resources, quantizing importance degree of every video resource according to characteristic information of the video resources, sequencing the video resources in an sequence from high to low of the importance degree; judging whether to backup the video resources or not according to the video backup sense threshold value; and judging whether to automatically delete the video resource arranged at the last in current storage equipment or not according to the minimum reserved storage space. The method for storing and managing the surveillance videos has the advantage that reasonable control for storage of the video resources can be realized according to the importance degree of the video resources and the size of the space of the storage equipment, so that cost and benefit of the storage can be considered at the same time. The method for storing and managing the surveillance videos is particularly applicable to a surveillance video storage system.
Description
Technical field
The present invention relates to a kind of storage management technique, relate to concretely a kind of memory management method of the monitoring video for video monitoring system.
Background technology
Media management of video unit (Media Record Unit is called for short MRU) is an important sub-function module in the video monitoring system.Its major function is according to the rule that the user the formulates operation of recording a video, and the video resource of recording is managed.In traditional media management of video unit, the video recording resource is stored according to the priority of recording time, when memory device space during less than the required memory space of video recording, then deletes recording time video the earliest; And the backup of video resource, that then adopts is based on user-defined rule, the manually mode of backup.Owing to lack backup and the deletion strategy of rational video resource, may cause following problem: the mistake deletion of recording time important video resource early; The user manually backs up, and lacks intelligent means, and the video resource that causes is backup not, and the video resource that has excessively backs up; Shortage is to the management on video resource backup path (backup data sources, backup purpose ground), and difficulty is searched in video recording.Usually monitoring video has very important effect when accident occurring, is to cause serious consequence when the problems referred to above occurring, and therefore present monitoring video storage means can not satisfy the demands.
Summary of the invention
Technical problem to be solved by this invention is the deficiency for existing monitoring video memory management method, proposes a kind of memory management method of monitoring video.
The present invention solves the problems of the technologies described above the technical scheme that adopts: a kind of memory management method of monitoring video, it is characterized in that, and may further comprise the steps:
A., the monitoring video administration module is set, and described monitoring video administration module can be set video recording backup induction threshold values and minimum reservation memory space;
B. obtain the video resource, memory device begins to store the video resource;
C. quantize the importance degree of each video resource according to the characteristic information of video resource and sort by from big to small order;
D. importance degree and the video recording backup induction threshold values with the video resource compares, if the importance degree of video resource then enters step e greater than backup induction threshold values, if the importance degree of video resource then enters step f less than backup induction threshold values;
E. the video recording resource is backed up, back up and get back to step c after complete;
F. the residual memory space of the current memory device of query statistic, residual memory space and minimum reservation memory space are compared, if residual memory space less than the minimum reservation memory space, then enters step g, if residual memory space is not less than the minimum reservation memory space, then get back to step c;
G. automatically delete the last video resource of ordering in the current memory device, delete simultaneously the relative recording information of this video resource, get back to step c.
Concrete, the characteristic information of described video resource comprises video recording Basic Information Table, the redundant kilsyth basalt of video recording and video recording intellectual analysis statistical form,
Described video recording Basic Information Table comprises one or more in video recording equipment information, video time information, video recording type, video recording user and the User Defined precedence information,
The redundant kilsyth basalt of described video recording is video recording standby redundancy degree record sheet,
Described video recording intellectual analysis statistical form can screen video recording according to user's demand automatically for according to the predefined rule of user video recording being carried out the intellectual analysis statistics.
Concrete, step e is further comprising the steps of:
E1. inquire about memory device route stand-by table, select the back-up storage node of video recording resource;
E2. after determining the back-up storage node, inquiry video recording route stand-by table if current video resource has backuped to this memory node, then returns step e1, if video recording does not backup to this memory node, then enters step e3;
E3. this video resources duplication is backuped to the target memory node, upgrade simultaneously the relative recording information of this video resource in video recording route stand-by table and the redundant kilsyth basalt of video recording, get back to step c.
Beneficial effect of the present invention is according to the significance level of video resource and the space size of memory device, to realize the reasonable control to the storage of video recording resource, thereby the cost and benefit of storage is taken into account.
Description of drawings
Fig. 1 is the workflow diagram of the memory management method of monitoring video of the present invention.
Embodiment
Below in conjunction with accompanying drawing and embodiment, describe technical scheme of the present invention in detail:
As shown in Figure 1, the memory management method of a kind of monitoring video of the present invention mainly may further comprise the steps:
The monitoring video administration module at first is set, sets video recording backup induction threshold values and minimum reservation memory space by the monitoring video administration module; Then obtain the video resource, memory device begins to store the video resource; Quantize the importance degree of each video resource and sort by from big to small order according to the characteristic information of video resource; Importance degree and the video recording backup induction threshold values of video resource are compared, if the importance degree of video resource is greater than backup induction threshold values, then the video recording resource is backed up, be specially: inquiry memory device route stand-by table, the back-up storage node of selection video recording resource; Behind definite back-up storage node, inquiry video recording route stand-by table, if current video resource has backuped to this memory node, then continue inquiry memory device route stand-by table, if video recording does not backup to this memory node, then this video resources duplication is backuped to the target memory node, upgrade simultaneously the relative recording information of this video resource in video recording route stand-by table and the redundant kilsyth basalt of video recording, if the importance degree of video resource is less than backup induction threshold values, the residual memory space of the current memory device of query statistic then, residual memory space and minimum reservation memory space are compared, if residual memory space is less than the minimum reservation memory space, then automatically delete the last video resource of ordering in the current memory device, delete simultaneously the relative recording information of this video resource, if residual memory space is not less than the minimum reservation memory space, then continue to analyze the importance degree of video resource and carry out rank.
Concrete, the characteristic information of described video resource comprises video recording Basic Information Table, the redundant kilsyth basalt of video recording and video recording intellectual analysis statistical form, the video recording Basic Information Table comprises one or more in video recording equipment information, video time information, video recording type, video recording user and the User Defined precedence information, the redundant kilsyth basalt of recording a video is video recording standby redundancy degree record sheet, video recording intellectual analysis statistical form can screen video recording according to user's demand automatically for according to the predefined rule of user video recording being carried out the intellectual analysis statistics.
Embodiment:
The video recording backup induction threshold value of setting memory device X is 80, and the minimum reservation memory space is 500MB, and then the implementation flow process according to method of the present invention is:
1. at first memory device X begins storage video recording D;
2. then according to the headend equipment (DEV_ID) in the video recording Basic Information Table, video time section (REC_START_TIME, REC_STOP_TIME), video recording type (RECORD_TYPE), video recording promoter (USER_ID), the user sets priority (RECORD_PRIO), record a video video recording standby redundancy degree (REC_REDUND) in the redundant kilsyth basalt, the fields such as the predefine rule type (RULE_TYPE) in the video recording intellectual analysis statistical form and violation number of times (VIOLATE_TIMES), calculate the importance degree of each video resource and rank according to certain rule of correspondence; The importance degree of A of wherein recording a video is 85, and the importance degree of video recording B is 91, and that the last is video recording C, and its importance degree is 30;
3. for video recording A and video recording B, because its importance degree carries out back-up processing greater than backup induction threshold value 80 so jump to step 4; When the importance degree of all video recordings on the memory device X is all responded to threshold value less than or equal to backup, jump to step 7;
4. comprise two backup storage device Y and Z in the route stand-by table of memory device X, wherein equipment Y has precedence over equipment Z, and therefore record a video A and video recording B preferentially select equipment Y as the back-up storage node;
5. video recording numbering (RECORD_ID) and the backup target memory device of video recording route stand-by table are numbered (DES_DEV_ID) two fields among the inquiry memory device X, video recording A is existing backup in memory device Y, return step 4 circulation, until find video recording A not backup in equipment Z; Video recording B is not backup in memory device Y, jumps to step 6;
6. video recording A and B backup to respectively memory node Z and Y, in memory device X, increase respectively one in the video recording route stand-by table about the record of video recording A and video recording B, the backup target memory device numbering (DES_DEV_ID) of A of wherein recording a video is pointed to memory node Z, the backup target memory device numbering (DES_DEV_ID) of video recording B is pointed to memory node Y, revise simultaneously the video recording standby redundancy degree (REC_REDUND) of record a video in the redundant kilsyth basalt of video recording A and B, return step 3 circulation, until the importance degree of all video recordings is all less than or equal to backup induction threshold value;
7. when the residual memory space of memory device X during less than 500MB, jump to step 8; Otherwise, return step 3;
System automatically delete importance degree rank inverse among the memory device X video recording C to discharge memory space, all records of video recording C return step 3 circulation, until the clearance spaces of memory device X is more than or equal to 500MB in the simultaneously deletion video recording route stand-by table.
Claims (3)
1. the memory management method of a monitoring video is characterized in that, may further comprise the steps:
A., the monitoring video administration module is set, and described monitoring video administration module can be set video recording backup induction threshold values and minimum reservation memory space;
B. obtain the video resource, memory device begins to store the video resource;
C. quantize the importance degree of each video resource according to the characteristic information of video resource and sort by from big to small order;
D. importance degree and the video recording backup induction threshold values with the video resource compares, if the importance degree of video resource then enters step e greater than backup induction threshold values, if the importance degree of video resource then enters step f less than backup induction threshold values;
E. the video recording resource is backed up, back up and get back to step c after complete;
F. the residual memory space of the current memory device of query statistic, residual memory space and minimum reservation memory space are compared, if residual memory space less than the minimum reservation memory space, then enters step g, if residual memory space is not less than the minimum reservation memory space, then get back to step c;
G. automatically delete the last video resource of ordering in the current memory device, delete simultaneously the relative recording information of this video resource, get back to step c.
2. the memory management method of a kind of monitoring video according to claim 1 is characterized in that, the characteristic information of described video resource comprises video recording Basic Information Table, the redundant kilsyth basalt of video recording and video recording intellectual analysis statistical form,
Described video recording Basic Information Table comprises one or more in video recording equipment information, video time information, video recording type, video recording user and the User Defined precedence information,
The redundant kilsyth basalt of described video recording is video recording standby redundancy degree record sheet,
Described video recording intellectual analysis statistical form can screen video recording according to user's demand automatically for according to the predefined rule of user video recording being carried out the intellectual analysis statistics.
3. the memory management method of a kind of monitoring video according to claim 2 is characterized in that, step e is further comprising the steps of:
E1. inquire about memory device route stand-by table, select the back-up storage node of video recording resource;
E2. after determining the back-up storage node, inquiry video recording route stand-by table if current video resource has backuped to this memory node, then returns step e1, if video recording does not backup to this memory node, then enters step e3;
E3. this video resources duplication is backuped to the target memory node, upgrade simultaneously the relative recording information of this video resource in video recording route stand-by table and the redundant kilsyth basalt of video recording, get back to step c.
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| CN103402067A (en) * | 2013-08-02 | 2013-11-20 | 山东神戎电子股份有限公司 | File value rating-based video coverage method |
| CN104219561A (en) * | 2014-08-20 | 2014-12-17 | 北京奇艺世纪科技有限公司 | Method and user equipment for cleaning offline videos |
| CN104639860A (en) * | 2014-12-31 | 2015-05-20 | 安科智慧城市技术（中国）有限公司 | Storage method and device of supervision video |
| CN105045723A (en) * | 2015-06-26 | 2015-11-11 | 深圳市腾讯计算机系统有限公司 | Processing method, apparatus and system for cached data |
| CN105279236A (en) * | 2015-09-25 | 2016-01-27 | 北京金山安全软件有限公司 | File cleaning method and device and electronic equipment |
| CN105554471A (en) * | 2016-01-20 | 2016-05-04 | 浙江宇视科技有限公司 | Video sequence intelligent adjusting method and device based on event statistics |
| CN106294005A (en) * | 2016-07-27 | 2017-01-04 | 浙江大华技术股份有限公司 | A kind of method and system of backup image |
| CN106528333A (en) * | 2016-10-25 | 2017-03-22 | 广东欧珀移动通信有限公司 | Data backup method and apparatus |
| CN107948600A (en) * | 2017-12-06 | 2018-04-20 | 温州微动科技有限公司 | A kind of hotel management monitoring system |
| CN108763437A (en) * | 2018-05-25 | 2018-11-06 | 广州钱柜软件科技有限公司 | A kind of video storage tube reason system based on big data |
| CN109379563A (en) * | 2018-10-30 | 2019-02-22 | 华南师范大学 | The method and system of monitor video data storage management |
| CN111125022A (en) * | 2019-11-15 | 2020-05-08 | 浙江大华技术股份有限公司 | Method, device, equipment and storage medium for determining video coverage weight |
| CN111526315A (en) * | 2020-04-28 | 2020-08-11 | 杭州海康威视数字技术股份有限公司 | Video data storage method, device, system and equipment |
| CN113596375A (en) * | 2021-07-15 | 2021-11-02 | 深圳昌恩智能股份有限公司 | Automobile driving recording system with circulating video recording function |
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| CN105279236A (en) * | 2015-09-25 | 2016-01-27 | 北京金山安全软件有限公司 | File cleaning method and device and electronic equipment |
| CN105554471B (en) * | 2016-01-20 | 2018-11-13 | 浙江宇视科技有限公司 | Video sequence adjustment method and device based on event statistics |
| CN105554471A (en) * | 2016-01-20 | 2016-05-04 | 浙江宇视科技有限公司 | Video sequence intelligent adjusting method and device based on event statistics |
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| CN106528333A (en) * | 2016-10-25 | 2017-03-22 | 广东欧珀移动通信有限公司 | Data backup method and apparatus |
| CN107948600A (en) * | 2017-12-06 | 2018-04-20 | 温州微动科技有限公司 | A kind of hotel management monitoring system |
| CN108763437A (en) * | 2018-05-25 | 2018-11-06 | 广州钱柜软件科技有限公司 | A kind of video storage tube reason system based on big data |
| CN109379563A (en) * | 2018-10-30 | 2019-02-22 | 华南师范大学 | The method and system of monitor video data storage management |
| CN111125022A (en) * | 2019-11-15 | 2020-05-08 | 浙江大华技术股份有限公司 | Method, device, equipment and storage medium for determining video coverage weight |
| CN111526315A (en) * | 2020-04-28 | 2020-08-11 | 杭州海康威视数字技术股份有限公司 | Video data storage method, device, system and equipment |
| CN113596375A (en) * | 2021-07-15 | 2021-11-02 | 深圳昌恩智能股份有限公司 | Automobile driving recording system with circulating video recording function |
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