CN109918160A - A kind of application method based on high photographing instrument in KVM desktop virtualization - Google Patents
A kind of application method based on high photographing instrument in KVM desktop virtualization Download PDFInfo
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- CN109918160A CN109918160A CN201910132650.4A CN201910132650A CN109918160A CN 109918160 A CN109918160 A CN 109918160A CN 201910132650 A CN201910132650 A CN 201910132650A CN 109918160 A CN109918160 A CN 109918160A
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- usb
- photographing instrument
- high photographing
- ccd camera
- virtual
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Abstract
A kind of application method based on high photographing instrument in KVM desktop virtualization, comprising the following steps: 1) by CCD camera assembly installation kit, CCD camera assembly is installed in virtual desktop;2) principle is redirected by USB, USB high photographing instrument is successfully mapped into virtual desktop;3) third-party application software is used, " Easted Camera " CCD camera assembly is opened in selection in camera option, carries out the use of high photographing instrument.It is handled using App to CCD camera assembly to Softcam-to USB high photographing instrument DeviceMode is mapped to.By using this mode of invention, the degree of coupling between App and Softcam will be effectively reduced, pass through the CCD camera assembly of invention, access Softcam is removed according to standard interface in inside, to take data, App accesses CCD camera assembly, can reduce App and Softcam is relied on by force.
Description
Technical field
The present invention relates to high photographing instrument application technical field, be related to cloud computing, virtualization technology, and in particular to by for
USB redirects the integration of principle, facilitates the application method based on high photographing instrument in KVM desktop virtualization of third-party application.
Background technique
In existing virtualization desktop cloud, using USB high photographing instrument, one is in such a way that USB port maps, by USB
Device map is into using in virtual machine, this mode, when using third side plug, sometimes due to third side plug itself is opened
Technical restriction is sent out, causes in virtualization desktop cloud, can not use completely.
One is by device map mode, only by USB high photographing instrument acquired image information, by network mode, from
Thin clients pusher side is sent to virtual pusher side, parses picture in virtual pusher side, uses for third-party application.This mode, due to
It needs to take camera data in Thin clients pusher side, so having to away driving in thin passenger plane end equipment, and can normally take
Data, virtual generator terminal will lead to many third-party application software, can not find equipment since there is no true physical nodes.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the object of the present invention is to provide one kind based in KVM desktop virtualization
The application method of high photographing instrument, by using the mode of USB port mapping by high photographing instrument device map into virtual machine, in virtual machine
End acquires the image data of high photographing instrument equipment, reaches adopting for high photographing instrument data using virtual machine high photographing instrument component of the invention
Collection.High photographing instrument component is to be virtualized out on a logical meaning using Windows DirectShow in virtual generator terminal by essence
Physical equipment accessed by FFMPEG to the equipment for being mapped into virtual machine in the physical equipment on the logical meaning,
The data of access are existing to the physical equipment third-party application on logical meaning according to layer, pass through the object on access logical meaning
Equipment is managed, to remove to take the truthful data of USB high photographing instrument, is shown to user.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of application method based on high photographing instrument in KVM desktop virtualization, including step used below:
1) by CCD camera assembly installation kit, CCD camera assembly is installed in virtual desktop;High photographing instrument component installation kit includes
Virtual camera component, standard api interface that Softcam is defined by FFmpeg go access to redirect principle by USB
The camera of mapping.
2) principle is redirected by USB, and by each built-in virtual USB master controller of virtual desktop and client
It drives (Host Driver), what USB host controller drove under realization original physical zooms out, and the corresponding true USB device of equipment drives
Dynamic to install and operate in virtual desktop, the driving of virtual USB host controller interacts with virtual desktop, in this way to virtual machine
In USB device driving for, can't perceive controlled equipment actually distal end, Pos machine application, just use USB
USB high photographing instrument is successfully mapped into virtual desktop by reorientation method;
3) it is needed in the application software using camera in third party, selects " Easted Camera " CCD camera assembly, carried out high
Clap the use of instrument.
The beneficial effects of the present invention are:
USB high photographing instrument CCD camera assembly, bottom still rely on the mode of traditional USB port mapping, will by map component
The USB high photographing instrument of client-side is mapped into virtual machine, and unlike traditional approach, traditional approach maps the equipment entered, past
It can be changed toward due to its equipment, will lead to some third-party applications and be not available, by the CCD camera assembly of the invention, just
It can solve third-party application problem, third-party application goes dereference Softcam to set by accessing CCD camera assembly
It is standby, achieve the purpose that using equipment.
For redirecting the high photographing instrument of principle mapping by USB, when being unable to get high photographing instrument image by third-party application
When, it can be transferred through this mode of CCD camera assembly in invention, realize the access for USB high photographing instrument equipment.Completely at oneself
Logical meaning on physical equipment, to reduce third-party application, some compatibility issues.For third-party application, no
It spends and is concerned about how true physical equipment should go to access.
Detailed description of the invention
Fig. 1 is the principle of the present invention flow chart.
Specific embodiment
The present invention is further discussed below below in conjunction with attached drawing.
As shown in Figure 1, a kind of application method based on high photographing instrument in KVM desktop virtualization, including step used below:
1) by CCD camera assembly installation kit, CCD camera assembly is installed in virtual desktop;
2) principle is redirected by USB, USB high photographing instrument is successfully mapped into virtual desktop;
3) third-party application software is used, " Easted Camera " CCD camera assembly is opened in selection in camera option, is carried out
The use of high photographing instrument.
Invention is using App to CCD camera assembly to Softcam-to being mapped at USB high photographing instrument DeviceMode
Reason.By using this mode of invention, the degree of coupling between App and Softcam will be effectively reduced, pass through taking the photograph for invention
Internal to remove access Softcam according to standard interface as head assembly, to take data, App accesses CCD camera assembly, can drop
Low App relies on by force Softcam.
Claims (1)
1. a kind of application method based on high photographing instrument in KVM desktop virtualization, which comprises the following steps:
1) by CCD camera assembly installation kit, CCD camera assembly is installed in virtual desktop;High photographing instrument component installation kit includes
Virtual camera component, standard api interface that Softcam is defined by FFmpeg go access to redirect principle by USB
The camera of mapping;
2) principle is redirected by USB, and by each built-in virtual USB master controller driving of virtual desktop and client
(Host Driver) realizes that USB host controller under original physical drove zooms out, and the corresponding true USB device driving peace of equipment
It fills and operates in virtual desktop, the driving of virtual USB host controller interacts with virtual desktop, in this way in virtual machine
For USB device driving, controlled equipment can't be perceived actually in distal end, Pos machine application is just reset using USB
To method, USB high photographing instrument is successfully mapped into virtual desktop;
3) it is needed in the application software using camera in third party, selects " Easted Camera " CCD camera assembly, carried out high
Clap the use of instrument.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201910132650.4A CN109918160A (en) | 2019-02-22 | 2019-02-22 | A kind of application method based on high photographing instrument in KVM desktop virtualization |
Applications Claiming Priority (1)
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CN201910132650.4A CN109918160A (en) | 2019-02-22 | 2019-02-22 | A kind of application method based on high photographing instrument in KVM desktop virtualization |
Publications (1)
Publication Number | Publication Date |
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CN109918160A true CN109918160A (en) | 2019-06-21 |
Family
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CN201910132650.4A Withdrawn CN109918160A (en) | 2019-02-22 | 2019-02-22 | A kind of application method based on high photographing instrument in KVM desktop virtualization |
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Citations (5)
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US7793019B1 (en) * | 2004-08-25 | 2010-09-07 | American Megatrends, Inc. | Redirecting input and output for multiple computers |
CN103685508A (en) * | 2013-08-28 | 2014-03-26 | 东方证券股份有限公司 | Calling method based on video image and text transmission in cloud desktop platform low-bandwidth mode |
CN104378586A (en) * | 2014-10-27 | 2015-02-25 | 深圳市京华科讯科技有限公司 | Image device reorientation method and system based on desktop virtualization |
CN106027882A (en) * | 2016-05-16 | 2016-10-12 | 深圳市青葡萄科技有限公司 | Redirection method for camera arranged in virtual environment |
CN106970786A (en) * | 2017-02-22 | 2017-07-21 | 深信服科技股份有限公司 | The reorientation method and system of display device |
-
2019
- 2019-02-22 CN CN201910132650.4A patent/CN109918160A/en not_active Withdrawn
Patent Citations (5)
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---|---|---|---|---|
US7793019B1 (en) * | 2004-08-25 | 2010-09-07 | American Megatrends, Inc. | Redirecting input and output for multiple computers |
CN103685508A (en) * | 2013-08-28 | 2014-03-26 | 东方证券股份有限公司 | Calling method based on video image and text transmission in cloud desktop platform low-bandwidth mode |
CN104378586A (en) * | 2014-10-27 | 2015-02-25 | 深圳市京华科讯科技有限公司 | Image device reorientation method and system based on desktop virtualization |
CN106027882A (en) * | 2016-05-16 | 2016-10-12 | 深圳市青葡萄科技有限公司 | Redirection method for camera arranged in virtual environment |
CN106970786A (en) * | 2017-02-22 | 2017-07-21 | 深信服科技股份有限公司 | The reorientation method and system of display device |
Non-Patent Citations (1)
Title |
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TASNRH: "USB虚拟化和虚拟桌面USB重定向", 《51CTO博客,HTTPS://BLOG.51CTO.COM/TASNRH/1760063》 * |
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Application publication date: 20190621 |
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