CN109286792B - Monitoring video storage method and device - Google Patents
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- CN109286792B CN109286792B CN201811224622.7A CN201811224622A CN109286792B CN 109286792 B CN109286792 B CN 109286792B CN 201811224622 A CN201811224622 A CN 201811224622A CN 109286792 B CN109286792 B CN 109286792B
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Abstract
The embodiment of the invention discloses a monitoring video storage method and a monitoring video storage device, wherein the method comprises the following steps: receiving monitoring video data collected by a camera, inputting the received monitoring video data into a virtual application of a virtual operating system, and calling a virtual management program of the virtual operating system to distribute the monitoring video data in the virtual application to a hard disk for storage. The embodiment of the invention can input the monitoring video data into the virtual operating system, process the monitoring video data in the virtual operating system and store the monitoring video data, thereby improving the storage efficiency of the video data.
Description
Technical Field
The invention relates to the field of storage, in particular to a monitoring video storage method and device.
Background
The video monitoring system is a component of a safety precaution system and is a comprehensive system with strong precaution capacity. The video monitoring system is widely applied to many occasions due to intuition, convenience and rich information content, and consists of a plurality of parts such as a camera, a transmission device, a control device, a display device, a storage device and the like. The video camera transmits video images to the control host computer in a coaxial video cable or IP network mode, the control host computer distributes video signals to each monitor and video equipment, and simultaneously, the video signals and voice signals to be transmitted can be synchronously recorded into the video camera. Through the control host, operating personnel can send the instruction, control the action of cloud platform and carry out the operation of focusing zoom to the lens to the switching between multichannel camera and cloud platform can be realized to the accessible control host. The storage device is used for continuously storing video and audio data generated by the camera for a long time in the video monitoring system, and historical video and audio data in the storage device can be called out through the control system to be viewed and analyzed according to user requirements.
The video monitoring system can install video monitoring system control software in an operating system of the universal server equipment, and then is connected with the storage array through connection modes such as Ethernet or fiber channel, and the like, and video and audio data of the video monitoring system are accessed into the storage array after being processed by the video monitoring system control software in the universal server equipment. However, the scheme adopts a loose coupling mode of two independent components of the universal server and the storage array, so that the independent universal server component is added, the cost is higher, and meanwhile, the multi-component combination mode of the universal server and the storage array of different manufacturers can cause a plurality of different maintenance and management modes, so that the complexity of the maintenance and management of the video monitoring system is improved.
Disclosure of Invention
The embodiment of the invention provides a monitoring video storage method and a monitoring video storage device.
In a first aspect, an embodiment of the present invention provides a method for storing a surveillance video, including:
receiving monitoring video data acquired by a camera;
inputting the received monitoring video data into a virtual application of a virtual operating system;
and calling a virtual management program of the virtual operating system to distribute the monitoring video data in the virtual application to a hard disk for storage.
With reference to the first aspect, in a first possible implementation manner of the first aspect, the virtual operating system further includes: a virtual machine driver, wherein,
the virtual machine driver directly copies the surveillance video data in the hard disk to the virtual application or directly copies the surveillance video data from the virtual application to the hard disk.
With reference to the first aspect or the first possible implementation manner of the first aspect, in a second possible implementation manner of the first aspect, the virtual application includes: one or more of a video monitoring program, virtual hardware, a storage management program and an application program;
and inputting the received monitoring video data into one or more of the video monitoring program, the virtual hardware, the storage management program and the application program.
With reference to the first possible implementation manner of the first aspect or the second possible implementation manner of the first aspect, in a third possible implementation manner of the first aspect, the virtual hardware includes: one or more of a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk.
With reference to the first possible implementation manner of the first aspect, in a fourth possible implementation manner of the first aspect, the invoking a virtual hypervisor of the virtual operating system to allocate the monitoring video data in the virtual application to a hard disk for storage includes:
identifying the code rate of the monitoring video data;
and calling a virtual management program of the virtual operating system to distribute the monitoring video data with different code rates to different hard disks for storage.
With reference to the first possible implementation manner of the first aspect, in a fifth possible implementation manner of the first aspect, the invoking a virtual hypervisor of the virtual operating system to allocate the monitoring video data in the virtual application to a hard disk for storage further includes:
and calling a virtual management program of the virtual operating system to write the monitoring video data with different code rates into the hard disk for storage in a continuous sequential writing mode.
In a second aspect, an embodiment of the present invention provides a surveillance video storage apparatus, including:
the receiving module is used for receiving the monitoring video data acquired by the camera;
the processing module is used for inputting the received monitoring video data into a virtual application of a virtual operating system;
and the execution module is used for calling a virtual management program of the virtual operating system to distribute the monitoring video data in the virtual application to a hard disk for storage.
With reference to the second aspect, in a first possible implementation manner of the second aspect, the virtual operating system further includes: a virtual machine driver, wherein,
and the virtual machine driver directly copies the monitoring video data in the hard disk to a virtual application or directly copies the monitoring video data from the virtual application to the hard disk.
With reference to the second aspect, in a second possible implementation manner of the second aspect, the virtual application includes: one or more of a video monitoring program, virtual hardware, a storage management program and an application program;
and inputting the received monitoring video data into one or more of the video monitoring program, the virtual hardware, the storage management program and the application program.
With reference to the second aspect, in a third possible implementation manner of the second aspect, the virtual hardware includes: one or more of a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk.
With reference to the first possible implementation manner of the second aspect, in a fourth possible implementation manner of the second aspect, the executing module includes:
the identification unit is used for identifying the code rate of the monitoring video data;
the first storage unit is used for calling a virtual management program of the virtual operating system to distribute the monitoring video data with different code rates to different hard disks for storage.
With reference to the first possible implementation manner of the second aspect, in a fifth possible implementation manner of the second aspect, the executing module further includes:
and the second storage unit is used for calling a virtual management program of the virtual operating system to write the monitoring video data with different code rates into the hard disk for storage in a continuous sequential writing mode.
According to the monitoring video storage method and device provided by the embodiment of the invention, monitoring video data can be input into the virtual operating system, processed in the virtual operating system and stored, so that the storage efficiency of the video data is improved, in addition, a plurality of operating systems can be virtualized as required to respectively install required video monitoring software in different operating systems, the compatibility of a storage hard disk is improved, and the service life of the storage hard disk is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an application scenario of an embodiment of the present invention;
FIG. 2 is a flowchart of a surveillance video storage method according to a first embodiment of the present invention;
FIG. 3 is a flowchart of a surveillance video storage method according to a second embodiment of the present invention;
FIG. 4 is a block diagram of a surveillance video storage device according to a first embodiment of the present invention;
fig. 5 is a block diagram of a surveillance video storage device according to a second embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a schematic view of an application scenario according to an embodiment of the present invention is shown, where the embodiment of the present invention virtualizes hardware such as a CPU, a memory, a hard disk, and a network interface as needed, matches different virtual operating systems, and installs applications such as video monitoring programs of different manufacturers in different virtual operating systems, so as to avoid robbing storage resources and frequent switching of operating systems.
Referring to fig. 2, a flowchart of a monitoring video storage method according to a first embodiment of the present invention is shown, where the method includes the following steps:
s101, the monitoring video storage device receives monitoring video data collected by the camera.
Specifically, the surveillance video storage apparatus according to the embodiment of the present invention generally employs a storage array with dual storage controllers, where the storage array with dual storage controllers includes two storage controllers, and the two storage controllers are redundant and protected with each other, and when one storage controller fails, the other storage controller can ensure normal operation of the entire system.
S102, the monitoring video storage device inputs the received monitoring video data into virtual application of a virtual operating system.
Specifically, the virtual application of the embodiment of the present invention includes: it should be understood that, the received monitoring video data is input into one or more of the video monitoring program, the virtual hardware, the storage management program and the application program, the monitoring video data can be input into the video monitoring program in the virtual application for processing, or input into other application programs in the virtual application for processing, in addition, the storage management program is used for controlling the storage space for providing the storage hard disk, and the storage management program can be used as a sub-module in the virtual application, and is uniformly managed by the virtual management program in the virtual operating system, or directly controls the storage hard disk.
The virtual operating system further includes: the virtual machine driver directly copies the monitoring video data in the hard disk to the virtual application or directly copies the monitoring video data from the virtual application to the hard disk, and the data are directly copied in the memory in such a way, so that the path of data processing is reduced, the storage efficiency of the video data is improved, and meanwhile, the service life of the storage hard disk can be prolonged by integrating and then storing a plurality of data streams in a centralized manner.
It should be noted that in the embodiment of the present invention, the CPU, the memory, the network interface, and the hard disk of the storage controller are virtualized into a plurality of virtual resources such as a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk, and different virtual operating systems and video monitoring programs are installed on the virtual resources, so that the storage hard disk can be compatible with the video monitoring programs of different operating systems of different manufacturers, the universality of the storage device is enhanced, the cost of monitoring the video storage apparatus is reduced, and the reduction of the utilization rate of the storage resources and system failures caused by resource robbery and frequent allocation of the storage device are solved by using the virtual resources.
S103, the monitoring video storage device calls a virtual management program of the virtual operating system to distribute the monitoring video data in the virtual application to the hard disk for storage.
Specifically, a virtual hypervisor of the virtual operating system allocates storage resources to a plurality of different virtual applications according to the requirements of the virtual applications.
It should be understood that, in order to improve the storage efficiency of the surveillance video storage device, the bit rate of the surveillance video data may be identified first, and the virtual hypervisor of the virtual operating system is invoked to allocate the identified surveillance video data with different bit rates to different hard disks adapted to the same for storage. For example, high-rate video data is stored in a high-speed hard disk, and medium-rate or low-rate video data is stored in a general hard disk.
In addition, the virtual management program of the virtual operating system can be called to write the monitoring video data with different code rates into the hard disk for storage in a continuous sequential writing mode, and compared with the existing random sequential writing mode, the continuous sequential writing mode can not only improve the storage efficiency of the monitoring video storage device, but also prolong the service life of the magnetic disk.
The monitoring video storage method provided by the embodiment of the invention can input the monitoring video data into the virtual operating system, process the monitoring video data in the virtual operating system and store the monitoring video data, so that the storage efficiency of the video data is improved.
Referring to fig. 3, it is a flowchart of a monitoring video storage method according to a second embodiment of the present invention, the method includes the following steps:
s201, the monitoring video storage device receives monitoring video data collected by the camera.
Specifically, the surveillance video storage apparatus according to the embodiment of the present invention generally employs a storage array with dual storage controllers, where the storage array with dual storage controllers includes two storage controllers, and the two storage controllers are redundant and protected with each other, and when one storage controller fails, the other storage controller can ensure normal operation of the entire system.
S202, the monitoring video storage device inputs the received monitoring video data into virtual application of a virtual operating system.
Specifically, the virtual application includes: it should be understood that, the received monitoring video data is input into one or more of the video monitoring program, the virtual hardware, the storage management program and the application program, the monitoring video data can be input into the video monitoring program in the virtual application for processing, or input into other application programs in the virtual application for processing, in addition, the storage management program is used for controlling the storage space for providing the storage hard disk, and the storage management program can be used as a sub-module in the virtual application, and is uniformly managed by the virtual management program in the virtual operating system, or directly controls the storage hard disk.
The virtual operating system further includes: the virtual machine driver directly copies the monitoring video data in the hard disk to the virtual application or directly copies the monitoring video data from the virtual application to the hard disk, and the data are directly copied in the memory in such a way, so that the path of data processing is reduced, the storage efficiency of the video data is improved, and meanwhile, the service life of the storage hard disk can be prolonged by integrating and then storing a plurality of data streams in a centralized manner.
It should be noted that in the embodiment of the present invention, the CPU, the memory, the network interface, and the hard disk of the storage controller are virtualized into a plurality of virtual resources such as a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk, and different virtual operating systems and video monitoring programs are installed on the virtual resources, so that the storage hard disk can be compatible with the video monitoring programs of different operating systems of different manufacturers, the universality of the storage device is enhanced, the cost of monitoring the video storage apparatus is reduced, and the reduction of the utilization rate of the storage resources and system failures caused by resource robbery and frequent allocation of the storage device are solved by using the virtual resources.
S203, the monitoring video storage device identifies the code rate of the monitoring video data, and calls a virtual management program of the virtual operating system to distribute the monitoring video data with different code rates to different hard disks for storage.
Specifically, the code rates of the monitoring video data are identified, the video data with different code rates are distributed to hard disks of different levels for storage, a storage resource distribution mechanism of the monitoring video storage device is optimized, and the processing capacity of the monitoring video storage device when a large amount of video data need to be stored at the same time is improved.
It should be noted that the surveillance video storage device may also call a virtual hypervisor of the virtual operating system to write the surveillance video data with different bit rates into the hard disk for storage in a continuous sequential writing manner, which may not only improve the storage efficiency of the surveillance video storage device, but also extend the service life of the magnetic disk, compared to the existing random sequential writing manner.
The monitoring video storage method provided by the embodiment of the invention can input the monitoring video data into the virtual operating system, process the monitoring video data in the virtual operating system and store the monitoring video data, so that the storage efficiency of the video data is improved.
Referring to fig. 4, it is a block diagram of a monitoring video storage device according to a first embodiment of the present invention, and the device 1 includes: a receiving module 10, a processing module 20 and an executing module 30, wherein,
and the receiving module 10 is used for receiving the monitoring video data acquired by the camera.
Specifically, the surveillance video storage apparatus according to the embodiment of the present invention generally employs a storage array with dual storage controllers, where the storage array with dual storage controllers includes two storage controllers, and the two storage controllers are redundant and protected with each other, and when one storage controller fails, the other storage controller can ensure normal operation of the entire system.
And the processing module 20 is configured to input the received monitoring video data into a virtual application of a virtual operating system.
Specifically, the virtual application includes: it should be understood that, the received monitoring video data is input into one or more of the video monitoring program, the virtual hardware, the storage management program and the application program, the monitoring video data can be input into the video monitoring program in the virtual application for processing, or input into other application programs in the virtual application for processing, in addition, the storage management program is used for controlling the storage space for providing the storage hard disk, and the storage management program can be used as a sub-module in the virtual application, and is uniformly managed by the virtual management program in the virtual operating system, or directly controls the storage hard disk.
The virtual operating system further includes: the virtual machine driver directly copies the monitoring video data in the hard disk to the virtual application or directly copies the monitoring video data from the virtual application to the hard disk, and the data are directly copied in the memory in such a way, so that the path of data processing is reduced, the storage efficiency of the video data is improved, and meanwhile, the service life of the storage hard disk can be prolonged by integrating and then storing a plurality of data streams in a centralized manner.
It should be noted that in the embodiment of the present invention, the CPU, the memory, the network interface, and the hard disk of the storage controller are virtualized into a plurality of virtual resources such as a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk, and different virtual operating systems and video monitoring programs are installed on the virtual resources, so that the storage hard disk can be compatible with the video monitoring programs of different operating systems of different manufacturers, the universality of the storage device is enhanced, the cost of monitoring the video storage apparatus is reduced, and the reduction of the utilization rate of the storage resources and system failures caused by resource robbery and frequent allocation of the storage device are solved by using the virtual resources.
And the execution module 30 is configured to invoke a virtual hypervisor of a virtual operating system to allocate the monitoring video data in the virtual application to the hard disk for storage.
Specifically, a virtual hypervisor of the virtual operating system allocates storage resources to a plurality of different virtual applications according to the requirements of the virtual applications.
It should be understood that, in order to improve the storage efficiency of the surveillance video storage device, the bit rate of the surveillance video data may be identified, and the virtual hypervisor of the virtual operating system is invoked to allocate the surveillance video data with different bit rates to different hard disks adapted to the virtual operating system for storage. For example, high-rate video data is stored in a high-speed hard disk, and medium-rate or low-rate video data is stored in a general hard disk.
In addition, the virtual management program of the virtual operating system can be called to write the monitoring video data with different code rates into the hard disk for storage in a continuous sequential writing mode, and compared with the existing random sequential writing mode, the continuous sequential writing mode can not only improve the storage efficiency of the monitoring video storage device, but also prolong the service life of the magnetic disk.
The monitoring video storage device provided by the embodiment of the invention can input monitoring video data into the virtual operating system, process the monitoring video data in the virtual operating system and store the monitoring video data, so that the storage efficiency of the video data is improved.
Referring to fig. 5, which is a block diagram of a surveillance video storage device according to a second embodiment of the present invention, the device shown in fig. 5 is optimized by the device shown in fig. 4, and the executing module 30 of the device 2 shown in fig. 5 includes, in addition to the modules included in the device 1 shown in fig. 4: an authentication unit 31, a first storage unit 32 and a second storage unit 33, wherein,
and an identifying unit 31 for identifying the code rate of the monitoring video data.
The first storage unit 32 is configured to invoke a virtual hypervisor of a virtual operating system to allocate the monitored video data with different bit rates to different hard disks for storage.
Specifically, the identifying unit 31 identifies the code rate of the surveillance video data, allocates the video data with different code rates to the hard disks of different levels for storage, optimizes a storage resource allocation mechanism of the surveillance video storage device, and improves the processing capacity of the surveillance video storage device when a large amount of video data needs to be stored at the same time.
A second storage unit 33, configured to call a virtual hypervisor of the virtual operating system, and write the monitoring video data with different code rates into the hard disk in a continuous sequential writing manner for storage.
Specifically, the second storage unit 33 may further call a virtual hypervisor of the virtual operating system to write the surveillance video data with different bit rates into the hard disk for storage in a continuous sequential writing manner, which may not only improve the storage efficiency of the surveillance video storage device, but also prolong the service life of the magnetic disk, compared with the existing random sequential writing manner.
The monitoring video storage device provided by the embodiment of the invention can input monitoring video data into the virtual operating system, process the monitoring video data in the virtual operating system and store the monitoring video data, so that the storage efficiency of the video data is improved.
It should be understood that the first storage unit and the second storage unit do not represent a sequential relationship, but are used to distinguish different storage units.
As will be appreciated by one of ordinary skill in the art, various aspects of the invention, or possible implementations of various aspects, may be embodied as a system, method, or computer program product. Furthermore, aspects of the invention, or possible implementations of aspects, may take the form of a computer program product, which refers to computer-readable program code stored in a computer-readable medium.
The computer readable medium may be a computer readable signal medium or a computer readable storage medium. A computer readable storage medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination of the foregoing, such as Random Access Memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash memory), optical fiber, and portable read-only memory (CD-ROM).
A processor in the computer reads the computer-readable program code stored in the computer-readable medium, so that the processor can perform the functional actions specified in each step, or a combination of steps, in the flowcharts; and means for generating a block diagram that implements the functional operation specified in each block or a combination of blocks.
The computer readable program code may execute entirely on the user's computer, partly on the user's computer, as a stand-alone software package, partly on the user's local computer and partly on a remote computer or entirely on the remote computer or server. It should also be noted that, in some alternative implementations, the functions noted in the flowchart or block diagram block may occur out of the order noted in the figures. For example, two steps or two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A monitoring video storage method is applied to a controller of a storage array, hardware resources in the controller are virtualized into a plurality of virtual hosts, each virtual host is provided with a corresponding virtual operating system, at least two virtual hosts are provided with different video monitoring programs, and the different video monitoring programs run in the corresponding virtual operating systems, and the method comprises the following steps:
receiving monitoring video data acquired by a camera;
inputting the received monitoring video data into a virtual application of a corresponding virtual operating system for processing;
and storing the processed monitoring video data into a hard disk of the storage array.
2. The method of claim 1, wherein the virtual operating system further comprises: driving a virtual machine;
the storing the processed monitoring video data into the hard disk of the storage array comprises: and copying the processed monitoring video data from the virtual application to the hard disk by using the virtual machine driver.
3. The method of claim 1, wherein the virtual application comprises: one or more of a video monitor, virtual hardware, storage management program, and application program.
4. The method of claim 1, wherein the virtual host comprises: one or more of a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk.
5. The method of claim 1, wherein said storing said processed surveillance video data to a hard disk of said storage array comprises:
identifying the code rate of the monitoring video data;
and calling a virtual management program of the virtual operating system to store the monitoring video data into the hard disk according to the code rate, wherein the monitoring video data with different code rates correspond to different hard disks.
6. A surveillance video storage device located in a controller of a storage array, wherein hardware resources of the controller are virtualized into a plurality of virtual hosts, each virtual host having a corresponding virtual operating system installed thereon, wherein at least two of the virtual hosts have different video surveillance programs installed therein, and wherein different video surveillance programs run in the corresponding virtual operating systems, the device comprising:
the receiving module is used for receiving the monitoring video data acquired by the camera;
the processing module is used for inputting the received monitoring video data into a virtual application of a corresponding virtual operating system for processing;
and the execution module is used for storing the processed monitoring video data into a hard disk of the storage array.
7. The apparatus of claim 6, wherein the virtual operating system further comprises: a virtual machine driver, wherein,
the processing module is specifically configured to copy the processed surveillance video data from the virtual application to the hard disk by using the virtual machine driver.
8. The apparatus of claim 6, wherein the virtual application comprises: one or more of a video monitor, virtual hardware, storage management program, and application program.
9. The apparatus of claim 6, wherein the virtual host comprises: one or more of a virtual CPU, a virtual memory, a virtual network interface, and a virtual hard disk.
10. The apparatus of claim 7, wherein the execution module is specifically configured to:
identifying the code rate of the monitoring video data;
and calling a virtual management program of the virtual operating system to store the monitoring video data into the hard disk according to the code rate, wherein the monitoring video data with different code rates correspond to different hard disks.
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| CN102918865A (en) * | 2010-06-28 | 2013-02-06 | 英特尔公司 | Protecting video content using virtualization |
| CN102523303A (en) * | 2011-12-26 | 2012-06-27 | 浙江省电力公司 | Data protection method for video monitoring system |
| CN102546772A (en) * | 2011-12-26 | 2012-07-04 | 浙江省电力公司 | Virtual storage system for video monitor images |
| CN102984501A (en) * | 2012-11-15 | 2013-03-20 | 杭州瑞网广通信息技术有限公司 | Network video-recording cluster system |
| CN103605567A (en) * | 2013-10-29 | 2014-02-26 | 河海大学 | Cloud computing task scheduling method facing real-time demand change |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104144327B (en) | 2018-11-16 |
| CN104144327A (en) | 2014-11-12 |
| CN109286792A (en) | 2019-01-29 |
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