CN103402067B - A kind of video recording covering method being worth grading based on file - Google Patents
A kind of video recording covering method being worth grading based on file Download PDFInfo
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- CN103402067B CN103402067B CN201310333610.9A CN201310333610A CN103402067B CN 103402067 B CN103402067 B CN 103402067B CN 201310333610 A CN201310333610 A CN 201310333610A CN 103402067 B CN103402067 B CN 103402067B
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Abstract
The video recording covering method being worth grading based on file of the present invention, including: a). gather video information; B). set up video file catalogue; C). file designation and preservation; D). according to value assessment index, video file is graded; E). set up file grading list; F). judge that whether memory space is sufficient; G). locating file from file directory; H). the rating information of locating file; I). delete and be worth the file that grading is minimum; J). judge that whether the memory space after deleting file is sufficient; K). cover video file. The video recording covering method of the present invention, according to value assessment index, it is set up grading when generating video file, when file covers, minimum video file of grading is deleted, ensure that the video file remained is the video file of most worthy, it is to avoid the existing drawback deleted successively in chronological order.
Description
Technical field
The present invention relates to a kind of based on file be worth grading video recording covering method, in particular, particularly relate to a kind of can ensure that the video file stayed be most worthy based on file be worth grading video recording covering method.
Background technology
Innovation along with the constantly progressive of safety monitoring industry technology and storage hardware so that massive video data storage is possibly realized. In existing video monitoring system, it is generally adopted by the mode of central store. Recording service device is recorded a video according to the video recording plan formulated in advance, in order to checking later. But, because capacity of memory device is limited, generally only retain the video recording of nearest a period of time, namely during off-capacity, proceed by covering from video recording the earliest. It addition, when needs playback video recording, it is necessary to travel through whole memory space. The video information meeting specified conditions how is found to become difficult point from mass data. Retrieval video file and playback system are directly connected to the application efficiency of video data.
Under the existing video recording covering method being worth grading based on file, find the deficiency having two aspects: one is, when carrying out video recording and covering, simply the morning and evening temporally covers, perform under such overlay strategy, the video file being capped very likely contains valuable video file, and the video recording in the recent period remained perhaps exists nugatory video file. So it is unfavorable for the rational utilization to the video file produced. Two are, when carrying out video file retrieval, it may be necessary to travel through whole memory space and could obtain corresponding listed files, so cause that recall precision is low, and long-time high intensity accesses memory space and causes the storage device lost of life.
Summary of the invention
The present invention shortcoming in order to overcome above-mentioned technical problem, it is provided that a kind of can ensure that the video file stayed be most worthy based on file be worth grading video recording covering method.
The video recording covering method being worth grading based on file of the present invention, it is particular in that, comprises the following steps successively: a). gathers video information, utilizes the video information of monitoring device collection site environment, form video file; B). set up video file catalogue, be followed successively by the form of root, self-defined video file folder title, date, video recording type according to Folder Names at different levels from top to bottom, set up the catalogue depositing video file, in order to video file is preserved; C). file designation and preservation, according to the mode of " the IP address-video recording time started of monitoring device ", the video file gathered is named, the video file after name is saved under corresponding document folder, in order to inquiry and use; D). video file is graded, and according to value assessment index, video file is graded, and the video file that importance is more high is graded more high; E). set up file grading list, be rated index with video file, set up the grading list of video file, be referred to as file grading list, for the use of retrieval; F). judging that whether memory space is sufficient, storage device judges that whether current memory space is sufficient, if sufficient, then preserve the current video file gathered, video file before is not deleted; If inadequate, then perform step g); G). locating file, the IP address according to date, video recording type and monitoring device, from file directory, retrieve all qualified video files, form video file list; H). search rating information, the file grading list set up from step e) finds out the grading of each file retrieved in step g); I). delete file, it is judged that the number of minimum video file of grading in video file list, if the number of minimum video file of grading is 1, be then directly deleted; The number of the video file minimum if graded is more than 2, then deleted by acquisition time file the earliest in video file minimum for grading; Perform step j); J). judge memory space, it is judged that whether current memory space meets requirement, as met requirement, then stop deleting file, perform step k); As being unsatisfactory for requirement, then redirect execution step g); K). covering video file, the current video file gathered of storage, by grading, minimum video file overrides.
Step a) is for utilizing monitoring device to gather video information, and forms video file; Step b) is the catalogue setting up storage video file. Step d) is the grading forming video file according to value assessment index, and step e) is for setting up file grading list according to grading. Step f), for judge that whether current memory space is sufficient, if inadequate, then needs to delete file; Step g) is the IP information automated lookup file according to the date set in advance, video recording type and monitoring device, and step h) is the grading finding out each file. Step i), for deleting file, when the file that only one of which grading is minimum, is then directly deleted; When minimum number of files of grading is two or more, then the file gathered at first is deleted.
The video recording covering method being worth grading based on file of the present invention, whether the value assessment index described in step d) refers to the video time of video file, background complexity and is forbidden zone; Video time refers to, the value assessment index of the video file produced in certain time period among a day is, the value assessment index of the video file produced in all the other time periods is;Background complexity refers to, in video file, value assessment index during presence of people is, value assessment index when nobody exists is; Being worth evaluation index when the monitoring scene of video file is forbidden zone is, during for non-forbidden zone it is��
So, gather the time of video, background complexity according to monitoring device and be whether the forbidden zone size that can obtain its grading.
The invention has the beneficial effects as follows: the video recording covering method being worth grading based on file of (1) present invention, according to value assessment index, it is set up grading when generating video file, ensure that when memory space inadequate carries out the covering of video file, the video file remained is the video file of most worthy, it is to avoid the existing drawback deleted successively in chronological order. (2) in the process of document retrieval, first retrieve from file directory according to the search condition set, form listed files; The class information of each file is gone out, in order to delete file according to class information, it is possible to avoid traveling through whole memory space, improve recall precision, and the life-span of storage device can be increased again through inquiry file hierarchies list lookup.
Accompanying drawing explanation
Fig. 1 is the flow chart of the video recording covering method being worth grading based on file of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the invention will be further described with embodiment.
As it is shown in figure 1, give the flow chart of the video recording covering method being worth grading based on file of the present invention, it is realized by following steps:
A). gather video information, utilize the video information of monitoring device collection site environment, form video file;
B). set up video file catalogue, be followed successively by the form of root, self-defined video file folder title, date, video recording type according to Folder Names at different levels from top to bottom, set up the catalogue depositing video file, in order to video file is preserved;
This step is followed successively by from top to bottom according to Folder Name root, self-defined video file folder title, the date, video recording type form be named, be conducive to lookup and the retrieval of video file.
C). file designation and preservation, according to the mode of " the IP address-video recording time started of monitoring device ", the video file gathered is named, the video file after name is saved under corresponding document folder, in order to inquiry and use;
In this step, video file is named according to the form of " the IP address-video recording time started of monitoring device ", is conducive to the lookup of video file.
D). video file is graded, and according to value assessment index, video file is graded, and the video file that importance is more high is graded more high;
Such as in supermarket during application, if in this visual field, front end during nobody, then the value of this section of video recording produced is not enough, after the intelligent decision of front end or software, gives the grading that this video recording is low.
In this step, whether described value assessment index refers to the video time of video file, background complexity and is forbidden zone; Video time refers to, the value assessment index of the video file produced in certain time period among a day is, the value assessment index of the video file produced in all the other time periods is; Background complexity refers to, in video file, value assessment index during presence of people is, value assessment index when nobody exists is; Being worth evaluation index when the monitoring scene of video file is forbidden zone is, during for non-forbidden zone it is.Such as, if video file is to gather in certain the material time section set among a day, and presence of people in background, then being rated according to value assessment Index Establishment+��
E). set up file grading list, be rated index with video file, set up the grading list of video file, be referred to as file grading list, for the use of retrieval;
The foundation of file grading list, is conducive to quickly finding out the grading of corresponding document.
F). judging that whether memory space is sufficient, storage device judges that whether current memory space is sufficient, if sufficient, then preserve the current video file gathered, video file before is not deleted; If inadequate, then perform step g);
G). locating file, the IP address according to date, video recording type and monitoring device, from file directory, retrieve all qualified video files, form video file list;
The retrieval of video file, is automatically performed by the IP address information of the date set, video recording type and monitoring device; The such as date can be the All Time gathering video recording, it is also possible to be certain period; It is not highly important monitoring device that monitoring position can be chosen in the IP address of monitoring device.
H). search rating information, the file grading list set up from step e) finds out the grading of each file retrieved in step g);
I). delete file, it is judged that the number of minimum video file of grading in video file list, if the number of minimum video file of grading is 1, be then directly deleted; The number of the video file minimum if graded is more than 2, then deleted by acquisition time file the earliest in video file minimum for grading; Perform step j);
J). judge memory space, it is judged that whether current memory space meets requirement, as met requirement, then stop deleting file, perform step k); As being unsatisfactory for requirement, then redirect execution step g);
K). covering video file, the current video file gathered of storage, by grading, minimum video file overrides.
The video recording covering method being worth grading based on file of the present invention, according to value assessment index, it is set up grading when generating video file, ensure that when memory space inadequate carries out the covering of video file, can ensure that the video file stayed is the video file of most worthy, it is to avoid the existing drawback deleted successively in chronological order.
Claims (1)
1. the video recording covering method being worth grading based on file, it is characterised in that comprise the following steps successively:
A). gather video information, utilize the video information of monitoring device collection site environment, form video file;
B). set up video file catalogue, be followed successively by the form of root, self-defined video file folder title, date, video recording type according to Folder Names at different levels from top to bottom, set up the catalogue depositing video file, in order to video file is preserved;
C). file designation and preservation, according to the mode of " the IP address-video recording time started of monitoring device ", the video file gathered is named, the video file after name is saved under corresponding document folder, in order to inquiry and use;
D). video file is graded, and according to value assessment index, video file is graded, and the video file that importance is more high is graded more high;
Whether the value assessment index described in this step refers to the video time of video file, background complexity and is forbidden zone; Video time refers to, the value assessment index of the video file produced in certain time period among a day is ��1, the value assessment index of the video file produced in all the other time periods is ��2;Background complexity refers to, in video file, value assessment index during presence of people is ��1, value assessment index when nobody exists is ��2; Being worth evaluation index when the monitoring scene of video file is forbidden zone is ��1, it is �� during for non-forbidden zone2;
E). set up file grading list, be rated index with video file, set up the grading list of video file, be referred to as file grading list, for the use of retrieval;
F). judging that whether memory space is sufficient, storage device judges that whether current memory space is sufficient, if sufficient, then preserve the current video file gathered, video file before is not deleted; If inadequate, then perform step g);
G). locating file, the IP address according to date, video recording type and monitoring device, from file directory, retrieve all qualified video files, form video file list;
H). search rating information, the file grading list set up from step e) finds out the grading of each file retrieved in step g);
I). delete file, it is judged that the number of minimum video file of grading in video file list, if the number of minimum video file of grading is 1, be then directly deleted; The number of the video file minimum if graded is more than 2, then deleted by acquisition time file the earliest in video file minimum for grading; Perform step j);
J). judge memory space, it is judged that whether current memory space meets requirement, as met requirement, then stop deleting file, perform step k); As being unsatisfactory for requirement, then redirect execution step g);
K). covering video file, the current video file gathered of storage, by grading, minimum video file overrides.
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Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104394382A (en) * | 2014-12-09 | 2015-03-04 | 浙江省公众信息产业有限公司 | Storage method, device and system of video monitoring record |
| TWI543620B (en) | 2014-12-25 | 2016-07-21 | 晶睿通訊股份有限公司 | Image file management method, image capturing device, image storage device, and computer readable medium thereof |
| CN106060442B (en) * | 2016-05-20 | 2020-06-19 | 浙江宇视科技有限公司 | Video storage method, device and system |
| CN106534329A (en) * | 2016-11-28 | 2017-03-22 | 桐城市闲产网络服务有限公司 | Management method for network data storage |
| CN106961569B (en) * | 2017-03-21 | 2020-06-16 | 深圳英飞拓科技股份有限公司 | Video coverage method and device and network video recorder |
| CN106993148B (en) * | 2017-03-21 | 2019-11-05 | 深圳英飞拓科技股份有限公司 | A kind of video recording covering method, device and network hard disk video recorder |
| CN106993147B (en) * | 2017-03-21 | 2019-08-23 | 深圳英飞拓科技股份有限公司 | A kind of video recording covering method, device and network hard disk video recorder |
| CN110910598A (en) * | 2018-09-17 | 2020-03-24 | 奇酷互联网络科技（深圳）有限公司 | Intelligent terminal and method and device for detecting intrusion by monitoring video |
| CN109982019A (en) * | 2019-03-28 | 2019-07-05 | 中电海康集团有限公司 | A kind of intelligent evidence-obtaining system and method for the supervision of suspect's Interrogation Procedure |
| 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 |
| 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 |
| CN114501176A (en) * | 2021-12-29 | 2022-05-13 | 深圳市海浦蒙特科技有限公司 | Data acquisition method and device, data acquisition terminal and readable storage medium |
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