CN106547823A - Without drive crime scene investigation device data acquisition unit and method - Google Patents
Without drive crime scene investigation device data acquisition unit and method Download PDFInfo
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- CN106547823A CN106547823A CN201610866530.3A CN201610866530A CN106547823A CN 106547823 A CN106547823 A CN 106547823A CN 201610866530 A CN201610866530 A CN 201610866530A CN 106547823 A CN106547823 A CN 106547823A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/10—File systems; File servers
- G06F16/13—File access structures, e.g. distributed indices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
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Abstract
The invention provides one kind is without drive crime scene investigation device data acquisition unit and method, the device includes:File label judge module, for recording the file label of the crime scene investigation device for accessing, and judges whether the crime scene investigation device is newly-increased volume;The file label of the crime scene investigation device, for obtaining the positional information of the crime scene investigation device of newly-increased volume, is mapped to the folder path of establishment and records the mapping relations by path creation module;Data acquisition module, for the data according to the mapping relations from the file collection crime scene investigation device of mapping.The system folder of crime scene investigation device and harvester can be bound by the present invention, by under the File Mapping stored in crime scene investigation device to system file clip directory, realize mapping file directory under gathered data, overcome existing data acquisition unit must by drive collection crime scene investigation device data the drawbacks of.
Description
Technical field
The present invention relates to communication technical field, more particularly to one kind is without drive crime scene investigation device data acquisition unit and method.
Background technology
Crime scene investigation device send words also known as police law-enforcing recorder or on-site law-enforcing recorder, collection digital vedio recording, digital photographing, intercommunication
Device function, can be easy to public security cadres and police to exist to entering Mobile state, static field condition digitized record in enforcing law
Enforce the law in various environment.By providing effective field image data, for case commander, detection and Procurator Organss' evidence obtaining.Due to
The memory capacity of crime scene investigation device is limited, in order to timely and effectively preserve and backup information, needs by crime scene investigation device data acquisition unit
Extract the data in crime scene investigation device and uploaded to high in the clouds backup.
At present, the method for crime scene investigation device acquisition station gathered data is all the pattern for turning USB flash disk by crime scene investigation device, by data from USB flash disk
Middle duplication is clipped in acquisition station, and the problem that this mode is present is:The number of the crime scene investigation device that acquisition station is gathered simultaneously is subject to
The restriction of system drive number, even if being extended to the physical interface of acquisition station, cannot also break through the limit of acquisition system drive
System, collecting efficiency are low.
The content of the invention
Present invention is primarily targeted at providing one kind without drive crime scene investigation device data acquisition unit and method, will can enforce the law
Instrument and the system folder binding of harvester, by under the File Mapping stored in crime scene investigation device to system file clip directory, realize
The gathered data under the file directory of mapping.The device includes:
File label judge module, for recording the file label of the crime scene investigation device for accessing, and judges whether the crime scene investigation device is newly-increased volume;
Path creation module, for obtaining the positional information of the crime scene investigation device of newly-increased volume, the file label of the crime scene investigation device is mapped
To create folder path and record the mapping relations;
Data acquisition module, for the data according to the mapping relations from the file collection crime scene investigation device of mapping.
One aspect of the invention, the file label judge module further include matching unit, for ought
The file label of front crime scene investigation device is matched one by one with the file label in the file label table prestored in system, and it fails to match then illustrates current
Crime scene investigation device is newly-increased volume.
One aspect of the invention, the file label judge module further include file label table updating block, use
In when increasing volume in system newly or removing volume, the file label table is updated accordingly.
One aspect of the invention, the positional information of the crime scene investigation device are connected with harvester for crime scene investigation device
Physical interface numbering.
One aspect of the invention, the path creation module are further included:
Creating unit, for creating the file below system directory;
Associative cell, for the file that will create as mount point and the file label unique association with crime scene investigation device, and transmits
To application programming interface.
Accordingly, present invention also offers one kind is without drive crime scene investigation device collecting method, including
After crime scene investigation device is accessed, the file label of crime scene investigation device is recorded;
Judge whether the crime scene investigation device is newly-increased volume according to file label;
If newly-increased volume, then obtain the positional information of the crime scene investigation device;
Folder path with regard to the crime scene investigation device is created according to the positional information;
The file label of the crime scene investigation device is mapped to into the folder path of establishment and the mapping relations are recorded;
According to data of the mapping relations from the file collection crime scene investigation device of mapping.
According to file label, one aspect of the invention, judges whether the crime scene investigation device is that the newly-increased method rolled up is:
The file label of current crime scene investigation device is matched one by one with the file label in the file label table prestored in system, matching is lost
Lose, current crime scene investigation device is illustrated for newly-increased volume.
One aspect of the invention, also includes, when increasing volume in system newly or removing volume, to the file label table
Updated accordingly.
One aspect of the invention, the positional information of the crime scene investigation device are connected with harvester for crime scene investigation device
Physical interface numbering.
One aspect of the invention, creates the folder path with regard to the crime scene investigation device according to the positional information
The step of be:
Create the file below system directory;
Using the file for creating as mount point and the file label unique association with crime scene investigation device, and pass to application programming
Interface.
The present invention increases the positional information of the crime scene investigation device rolled up newly by obtaining, and the file label of the crime scene investigation device is mapped to establishment
Folder path simultaneously records the mapping relations, realizes the binding of crime scene investigation device and the system folder of harvester, so as to go
The drive that system is distributed automatically to crime scene investigation device is fallen, the file stored in crime scene investigation device will be mapped under folder content, adopt
Collection station only needs to the gathered data under the file directory of mapping, so as to breach the restriction of system drive number, realizes way
Expansion, overcome existing data acquisition unit must by drive gather crime scene investigation device data the drawbacks of.
Description of the drawings
Schematic flow sheets without drive crime scene investigation device collecting method of the Fig. 1 for one embodiment of the invention;
Fig. 2 is one embodiment of the invention without crime scene investigation device access harvester in drive crime scene investigation device collecting method
Schematic flow sheet;
Fig. 3 illustrating without the flow process that newly-increased volume is processed in drive crime scene investigation device collecting method for one embodiment of the invention
Figure;
Fig. 4 illustrates for the flow process for removing volume without process in drive crime scene investigation device collecting method of one embodiment of the invention
Figure;
Schematic frame diagrams without drive crime scene investigation device data acquisition unit of the Fig. 5 for one embodiment of the invention.
The realization of the object of the invention, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
It should be appreciated that specific embodiment described herein is not intended to limit the present invention only to explain the present invention.
It should be mentioned that some exemplary embodiments are described as before exemplary embodiment is discussed in greater detail
The process described as flow chart or method.Although operations to be described as flow chart the process of order, therein to be permitted
Multioperation can by concurrently, concomitantly or while implement.Additionally, the order of operations can be rearranged.When which
Process when operation is completed can be terminated, it is also possible to have the additional step being not included in accompanying drawing.The process
Can correspond to method, function, code, subroutine, subprogram etc..
Concrete structure disclosed herein and function detail are only representational, and are for describing showing for the present invention
The purpose of example property embodiment.But the present invention can be implemented by many alternative forms, and is not interpreted as
It is limited only by the embodiments set forth herein.
Although it should be appreciated that may have been used term " first ", " second " etc. here to describe unit,
But these units should not be limited by these terms.Using these terms just for the sake of by a unit and another unit
Make a distinction.For example, in the case of the scope without departing substantially from exemplary embodiment, it is single that first module can be referred to as second
Unit, and similarly second unit can be referred to as first module.Term "and/or" used herein above include one of them or
Any and all combination of more listed associated items.
Term used herein above is not intended to limit exemplary embodiment just for the sake of description specific embodiment.Unless
Context clearly refers else, and singulative " one " otherwise used herein above, " one " also attempt to include plural number.Should also
When being understood by, term " including " used herein above and/or "comprising" specify stated feature, integer, step, operation,
The presence of unit and/or component, and do not preclude the presence or addition of one or more other features, integer, step, operation, unit,
Component and/or its combination.
It should further be mentioned that in some replaces realization modes, the function/action being previously mentioned can be according to different from attached
The order indicated in figure occurs.For example, depending on involved function/action, the two width figures for illustrating in succession actually may be used
Substantially simultaneously to perform or can perform in a reverse order sometimes.
Below in conjunction with the accompanying drawings technical scheme is described in further detail.
Referring to Fig. 1, the invention provides one kind is without drive crime scene investigation device collecting method, can be by crime scene investigation device and collection dress
The system folder binding put, by under the File Mapping stored in crime scene investigation device to system file clip directory, realizes the text in mapping
Gathered data under part catalogue.The method is comprised the following steps:
S110, the file label for after crime scene investigation device is accessed, recording crime scene investigation device;
S120, judge that according to file label whether the crime scene investigation device is newly-increased volume;
If S130, newly-increased volume, then obtain the positional information of the crime scene investigation device;
S140, according to the positional information create with regard to the crime scene investigation device folder path;
S150, the folder path that the file label of the crime scene investigation device is mapped to establishment simultaneously record the mapping relations;
S160, the data according to the mapping relations from the file collection crime scene investigation device of mapping.
The present invention be adapted to conform with any brand of the mono- alert law enforcement video and audio monitor industry standards of GA/T947-2011 and
Model crime scene investigation device, send the functions such as words with digital vedio recording, digital photographing, intercommunication, can be to entering Mobile state, static state in enforcing law
Field condition digitized record.Preferably, the crime scene investigation device also has waterproof, shockproof, drop resistant ability, while built-in infrared
Lamp, in order to the clear shooting of image is still ensure that under completely black night condition.
Below, in conjunction with specific embodiments above-mentioned steps will be described in detail.
First, in step s 110, after crime scene investigation device is accessed, record the file label of crime scene investigation device.Wherein, the file label of crime scene investigation device refers to
Be crime scene investigation device memory element in the system of crime scene investigation device data acquisition unit corresponding identification name, the file label of each crime scene investigation device
With uniqueness, for identifying the crime scene investigation device in systems.After crime scene investigation device inserts data acquisition unit, described in system identification
Crime scene investigation device, and obtain corresponding file label.
Next, in the step s 120, according to file label, system judges whether the crime scene investigation device is newly-increased volume.Specifically, sentence
Whether the crime scene investigation device that breaks is that the newly-increased method rolled up is:In the file label table that will be prestored in the file label of current crime scene investigation device and system
File label matched one by one, it fails to match then illustrates current crime scene investigation device for newly-increased volume.Wherein, the generating mode of the file label table
For:Acquisition station searches first file label using the first file label look-up command (FindNextVolume) after starting, and then circulation makes
Remaining volume is searched with the second file label look-up command (FindNextVolume), using stopping look-up command after completing to search
(FindVolumeClose) handle is closed, the file label for obtaining is recorded in a table, that is, is obtained initial file label table.Afterwards,
The file label that system is recorded in opening file label and table in thread loops contrast current time system, when increase newly in system volume or
When removing volume, the file label table is updated accordingly.
After crime scene investigation device access system, the thread is present in finding current time system and unwritten in file label table
File label, this file label are exactly the corresponding file label of the crime scene investigation device (being denoted as Volume1) for accessing, and this file label is recorded in table.
Referring to Fig. 2, show that crime scene investigation device accesses the schematic flow sheet of harvester.When acquisition station works, carry out first just
Beginningization, generates file label table, and the volume recorded in starting file label and table in thread loops contrast current time system as previously mentioned
Name, judges whether the file label in current system has record in file label table, if no record, processes the volume of increase, and in file label
The record of newly-increased volume is inserted in table, if there is record, the volume recorded in contrasting volume and file label table in current system.Meanwhile,
Whether the volume recorded in judging file label table is in current system, if it is not, then processing the volume for removing, and deletes from table not in system
In volume record and quit a program, if then directly quitting a program.It should be noted that the thread process removes the mistake of volume
Journey and process the process of newly-increased volume and all circulate and carry out, has processed and process next, unless program
Exit, otherwise the two processes will not terminate.
Afterwards, in step s 130, for newly-increased volume, obtain the positional information of the crime scene investigation device.The position of the crime scene investigation device
Information is the numbering of the physical interface that crime scene investigation device is connected with harvester, can be a positive integer from 1 beginning, for marking
Bright crime scene investigation device is connected on acquisition station which interface, and the crime scene investigation device position for being connected on No. 1 interface is exactly 1.In other enforcements of the present invention
In example, it is possible to use positional information of the unduplicated random designations as crime scene investigation device.The position of the crime scene investigation device is obtained specifically
The method of information is any technique commonly known means, be will not be described here.
Afterwards, in step S140 and step S150, the file with regard to the crime scene investigation device is created according to the positional information
Path, and the file label of the crime scene investigation device is mapped to into the folder path of establishment and the mapping relations are recorded.Specifically, at this
In one embodiment of invention, referring to Fig. 3, the exemplary process diagram of the crime scene investigation device for processing newly-increased is shown, wherein, hold in acquisition
After the positional information of method instrument, judging that corresponding file whether there is, when there is no corresponding file, being created using file
Order (CreateDirectory) establishment file folder is built, for example, affiliated file can be C:HDAHDD1, and arrange newly-increased
Volume mapping is to the file (C:\HDAHDD1\);When there is file corresponding with the positional information, then file is deleted
Existing mapping is pressed from both sides, newly-increased volume mapping is set to file.Log file folder and the mapping relations rolled up, specifically, use afterwards
Mount point is set up order (SetVolumeMountPoint) and crime scene investigation device corresponding file label Volume1 is mapped to the file
C:HDAHDD1 in, now file C:HDAHDD1 in content be exactly crime scene investigation device storage content.
Finally, in step S160, according to data of the mapping relations from the file collection crime scene investigation device of mapping.This
Step is any technique commonly known means, and here no longer describes in detail.
The mapping relations of file and volume referring to Fig. 4, after data acquisition, are inquired about, corresponding file is found, is stopped
The data acquisition of corresponding law-enforcing recorder, the mapping of Delete Folder delete the record of volume and folders by institute
State crime scene investigation device to remove from system.Specifically, after crime scene investigation device is extracted from harvester, create in step S120 for circulating
The thread of file label recorded in file label and table in contrast current time system have record in finding file label table table and it is current when
Non-existent file label in etching system, this file label are exactly the corresponding file label of crime scene investigation device for removing.Now ordered using carry point deletion
Make (DeleteVolumeMountPoint) to release the mapping of this file label, and the note of this file label is deleted from file label table table
Record, so as to complete removing for crime scene investigation device.
Accordingly, referring to Fig. 5, present invention also offers one kind is without drive crime scene investigation device data acquisition unit 100, including following
Module:
File label judge module 110, for recording the file label of the crime scene investigation device for accessing, and judges whether the crime scene investigation device is newly-increased
Volume;
Path creation module 120, for obtaining the positional information of the crime scene investigation device of newly-increased volume, the file label of the crime scene investigation device is reflected
It is mapped to the folder path of establishment and records the mapping relations;
Data acquisition module 130, for the data according to the mapping relations from the file collection crime scene investigation device of mapping.
It is described to be adapted to conform with the mono- alert law enforcement video and audio notes of GA/T947-2011 without drive crime scene investigation device data acquisition unit 100
Any brand and model crime scene investigation device of record instrument industry standard, send the functions such as words with digital vedio recording, digital photographing, intercommunication, can
To entering Mobile state, static field condition digitized record in enforcing law.Preferably, the crime scene investigation device also has waterproof, prevents
Shake, drop resistant ability, while built-in infrared lamp, in order to the clear bat of image is still ensure that under completely black night condition
Take the photograph.
Below, in conjunction with specific embodiments above-mentioned wooden unit will be described in detail.
The file label judge module 110 further includes matching unit, for by the file label of current crime scene investigation device and system
File label in the file label table for prestoring is matched one by one, and it fails to match then illustrates current crime scene investigation device for newly-increased volume.
Specifically, first, after crime scene investigation device accesses data acquisition unit 100 without drive crime scene investigation device, record crime scene investigation device
File label.Wherein, the file label of crime scene investigation device refer to crime scene investigation device memory element it is right in the system of crime scene investigation device data acquisition unit
The identification name answered, the file label of each crime scene investigation device have uniqueness, for identifying the crime scene investigation device in systems.When crime scene investigation device is inserted
After data acquisition unit, crime scene investigation device described in system identification, and obtain corresponding file label.
According to file label, the system of harvester 100 judges whether the crime scene investigation device is newly-increased volume.Specifically, hold described in judging
Whether method instrument is that the newly-increased method rolled up is:File label in the file label table that will be prestored in the file label of current crime scene investigation device and system is entered
Row is matched one by one, and it fails to match then illustrates current crime scene investigation device for newly-increased volume.Wherein, the generating mode of the file label table is:Collection
Stand and first file label is searched using the first file label look-up command (FindNextVolume) after starting, then recycle volume Two
Name look-up command (FindNextVolume) searches remaining volume, using stopping look-up command after completing to search
(FindVolumeClose) handle is closed, the file label for obtaining is recorded in a table, that is, is obtained initial file label table.
Preferably, the file label judge module 110 further includes file label table updating block, for when newly-increased volume in system
Or when removing volume, the file label table is updated accordingly.Specifically, system is opened a thread loops and contrasts current time
The file label recorded in file label and table in system, when increasing volume in system newly or removing volume, is carried out to the file label table accordingly
Update.
After crime scene investigation device access system, the thread is present in finding current time system and unwritten in file label table
File label, this file label are exactly the corresponding file label of the crime scene investigation device (being denoted as Volume1) for accessing, and this file label is recorded in table.
The path creation module 120 is used for the positional information of the crime scene investigation device for obtaining newly-increased volume, by the volume of the crime scene investigation device
Name is mapped to the folder path of establishment and records the mapping relations.Specifically, the path creation module 120 is further wrapped
Creating unit is included, for creating the file below system directory;And associative cell, for the file work that will be created
For mount point and file label unique association with crime scene investigation device, and pass to application programming interface.
Specifically, when acquisition station works, initialized first, generate file label table as previously mentioned, created by the path
The file label that the creating unit of module 120 is recorded in starting file label and table in thread loops contrast current time system, judges to work as
Whether the file label in front system has record in file label table, if no record, processes the volume of increase, and inserts in file label table new
The record of the volume of increasing, if there is record, the volume recorded in contrasting volume and file label table in current system.Meanwhile, judge file label table
Whether the volume of middle record is in current system, if it is not, then processing the volume for removing, and the note of volume not in systems is deleted from table
Record and quit a program, if then directly quitting a program.It should be noted that the thread process removes the process of volume and processes new
The process for increasing volume all circulate and is carried out, and has been processed and is processed next, unless program is exited, otherwise this
Two processes will not terminate.Afterwards, for newly-increased volume, obtain the positional information of the crime scene investigation device.The positional information of the crime scene investigation device
The numbering of the physical interface being connected with harvester for crime scene investigation device, can be a positive integer from 1 beginning, hold for indicating
Method instrument is connected on acquisition station which interface, and the crime scene investigation device position for being connected on No. 1 interface is exactly 1.In other embodiments of the invention,
Unduplicated random designations can also be used as the positional information of crime scene investigation device.The positional information of the crime scene investigation device is obtained specifically
Method is any technique commonly known means, be will not be described here.
Afterwards, by the path creation module 120 associative cell using create file as mount point and with law enforcement
The file label unique association of instrument, and pass to application programming interface.Specifically, created according to the positional information and held with regard to this
The folder path of method instrument, and the file label of the crime scene investigation device is mapped to into the folder path of establishment and the mapping pass is recorded
System.Specifically, in one embodiment of the invention, referring to Fig. 3, show the exemplary flow of the crime scene investigation device for processing newly-increased
Figure, wherein, after the positional information for obtaining crime scene investigation device, judge that corresponding file whether there is, when there is no corresponding file
During folder, order (CreateDirectory) establishment file folder is created using file, for example, affiliated file can be C:\
HDAHDD1, and newly-increased volume mapping is set to the file (C:\HDAHDD1\);It is corresponding with the positional information when existing
During file, then the existing mapping of Delete Folder arranges newly-increased volume mapping to file.Afterwards log file folder and roll up reflect
Relation is penetrated, and specifically, order (SetVolumeMountPoint) is set up by crime scene investigation device corresponding file label using mount point
Volume1 is mapped to the file C:HDAHDD1 in, now file C:HDAHDD1 in content be exactly crime scene investigation device
The content of storage.
The data acquisition module 130, for being gathered in crime scene investigation device from the file of mapping according to the mapping relations
Data.The module is any technique commonly known means, and here no longer describes in detail.Additionally, after data acquisition, inquiry text
The mapping relations that part is pressed from both sides and rolled up, find corresponding file, stop the data acquisition of corresponding law-enforcing recorder, delete text
The crime scene investigation device is removed from system by the mapping of part folder, the record for deleting volume and folders.Specifically, crime scene investigation device is from adopting
After extracting on acquisition means, the thread for circulating the file label recorded in file label and table in contrast current time system can be sent out
There is record in existing file label table table and non-existent file label in current time system, this file label is exactly that the crime scene investigation device for removing is corresponding
File label.The mapping of this file label is released using mount point delete command (DeleteVolumeMountPoint) now, and from volume
The record of this file label is deleted in famous-brand clock table, so as to complete removing for crime scene investigation device.
Technical scheme increases the positional information of the crime scene investigation device rolled up newly by obtaining, and the file label of the crime scene investigation device is reflected
It is mapped to the folder path of establishment and records the mapping relations, realizes tying up for crime scene investigation device and the system folder of harvester
Fixed, so as to eliminate the drive that system is distributed automatically to crime scene investigation device, the file stored in crime scene investigation device will be mapped to file
Under catalogue, acquisition station only needs to the gathered data under the file directory of mapping, so as to overcome existing data acquisition unit necessary
The drawbacks of crime scene investigation device data are gathered by drive, breaches the restriction of system drive number, realizes the expansion of way.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes without departing substantially from the present invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit is required rather than described above is limited, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as and limit involved claim.This
Outward, it is clear that " including ", a word was not excluded for other units or step, and odd number is not excluded for plural number.That what is stated in system claims is multiple
Unit or device can also be realized by software or hardware by a unit or device.The first, the second grade word is used for table
Show title, and be not offered as any specific order.
Claims (10)
1. one kind is without drive crime scene investigation device data acquisition unit, it is characterised in that include:
File label judge module, for recording the file label of the crime scene investigation device for accessing, and judges whether the crime scene investigation device is newly-increased volume;
The file label of the crime scene investigation device, for obtaining the positional information of the crime scene investigation device of newly-increased volume, is mapped to wound by path creation module
The folder path built simultaneously records the mapping relations;
Data acquisition module, for the data according to the mapping relations from the file collection crime scene investigation device of mapping.
2. it is according to claim 1 without drive crime scene investigation device data acquisition unit, it is characterised in that the file label judge module
Matching unit is further included, is used for
The file label of current crime scene investigation device is matched one by one with the file label in the file label table prestored in system, it fails to match then
Current crime scene investigation device is illustrated for newly-increased volume.
3. it is according to claim 2 without drive crime scene investigation device data acquisition unit, it is characterised in that the file label judge module
File label table updating block is further included, is used for
When increasing volume in system newly or removing volume, the file label table is updated accordingly.
4. it is according to claim 1 without drive crime scene investigation device data acquisition unit, it is characterised in that the position of the crime scene investigation device
Information is the numbering of the physical interface that crime scene investigation device is connected with harvester.
5. it is according to claim 1 without drive crime scene investigation device data acquisition unit, it is characterised in that the path creation module
Further include:
Creating unit, for creating the file below system directory;
Associative cell, for will create file as mount point and the file label unique association with crime scene investigation device, and pass to should
Use Program Interfaces.
6. one kind is without drive crime scene investigation device collecting method, it is characterised in that include
After crime scene investigation device is accessed, the file label of crime scene investigation device is recorded;
Judge whether the crime scene investigation device is newly-increased volume according to file label;
If newly-increased volume, then obtain the positional information of the crime scene investigation device;
Folder path with regard to the crime scene investigation device is created according to the positional information;
The file label of the crime scene investigation device is mapped to into the folder path of establishment and the mapping relations are recorded;
According to data of the mapping relations from the file collection crime scene investigation device of mapping.
7. it is according to claim 6 without drive crime scene investigation device collecting method, it is characterised in that according to file label judges
Whether crime scene investigation device is that the step of increasing volume newly is:
The file label of current crime scene investigation device is matched one by one with the file label in the file label table prestored in system, it fails to match then
Current crime scene investigation device is illustrated for newly-increased volume.
8. it is according to claim 7 without drive crime scene investigation device collecting method, it is characterised in that also to include, when in system
When increasing volume newly or removing volume, the file label table is updated accordingly.
9. it is according to claim 6 without drive crime scene investigation device collecting method, it is characterised in that the position of the crime scene investigation device
Information is the numbering of the physical interface that crime scene investigation device is connected with harvester.
10. it is according to claim 6 without drive crime scene investigation device collecting method, it is characterised in that to be believed according to the position
Ceasing the step of creating the folder path with regard to the crime scene investigation device is:
Create the file below system directory;
Using the file for creating as mount point and the file label unique association with crime scene investigation device, and pass to application programming and connect
Mouthful.
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108259322A (en) * | 2018-03-08 | 2018-07-06 | 北京元心科技有限公司 | The instant cut-in method of intercommunication and device |
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CN114301902A (en) * | 2022-01-04 | 2022-04-08 | 沈阳文长信息技术有限公司 | Law enforcement record and later-period automatic alarm condition association method |
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