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 PDF

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Publication number
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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CN
China
Prior art keywords
usb
photographing instrument
high photographing
ccd camera
virtual
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201910132650.4A
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Chinese (zh)
Inventor
王凡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Heilongjiang Yilian Yuntong Technology Co Ltd
Original Assignee
Heilongjiang Yilian Yuntong Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Heilongjiang Yilian Yuntong Technology Co Ltd filed Critical Heilongjiang Yilian Yuntong Technology Co Ltd
Priority to CN201910132650.4A priority Critical patent/CN109918160A/en
Publication of CN109918160A publication Critical patent/CN109918160A/en
Withdrawn legal-status Critical Current

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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

A kind of application method based on high photographing instrument in KVM desktop virtualization
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.
CN201910132650.4A 2019-02-22 2019-02-22 A kind of application method based on high photographing instrument in KVM desktop virtualization Withdrawn CN109918160A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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)

Application Number Priority Date Filing Date Title
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
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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CN (1) CN109918160A (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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)

* Cited by examiner, † Cited by third party
Title
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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