CN101110936A - Remote appraisal system - Google Patents
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- CN101110936A CN101110936A CNA2006100888121A CN200610088812A CN101110936A CN 101110936 A CN101110936 A CN 101110936A CN A2006100888121 A CNA2006100888121 A CN A2006100888121A CN 200610088812 A CN200610088812 A CN 200610088812A CN 101110936 A CN101110936 A CN 101110936A
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Abstract
The present invention discloses a distance certification system. The system comprises a server terminal and a client terminal base on a network connection, a real time dynamic audio/video communication and a high definition picture transmission among the client terminals can be realized in the same software and hardware platform through a distance server. The user can take a high definition picture with certification characteristic directed by an expert through the system and send the picture to the expert, a result is fed back from the expert to the user after the certification, and thereby, the certification and the accuracy of the certification are improved. The present invention is particularly suitable for the distance certification of an organism sample (such as an insect, a weed, and a fungus).
Description
Technical field
The present invention relates to a kind of remote appraisal system, relate in particular to the long-range biological sample identification systems that are applicable to the animal and plant quarantine.
Background technology
Long-range evaluation is meant that strange land user and expert transmit sample image in kind, video and relevant documentation by computer network, carry out voice, Video show, sample is studied, analyzes, judged, the process that draws expert's conclusion and data is filed and put on record in system.The demand of its core is by expert's remote guide, to make local laboratory worker sample can be adjusted to suitable angle and focusing in position, so that obtain the HD image of required feature under existing network technology condition.Its technological difficulties are to realize under existing network bandwidth condition that smooth dynamic video transmits, and want to guarantee that final image has enough definition to be used for feature identification.
At present, it is ripe gradually that the Voice ﹠ Video of IP network exchanges technology, based on International Telecommunication Association (ITU-T) H.323 the video conferencing system of agreement be the typical module of this type of application, Microsoft has developed the client software Netmeeting that meets this agreement, and this software has been realized the transmission of Voice ﹠ Video signal on IP network preferably.But Netmeeting and similar software only lay particular emphasis on the design that real time communication exchanges, and no matter its software interface or hardware support kit all are difficult for satisfying the demand that can also catch and transmit the high definition static images when can sending video.
Summary of the invention
(1) technical problem that will solve
The present invention is directed to above-mentioned deficiency, a kind of remote appraisal system is provided, this system can carry out the real-time voice and video interchange and the still image collection and the transmission of high definition.
(2) technical scheme
Remote appraisal system of the present invention comprises:
Server end is realized the management of mixing, control of authority, meeting project management, user management and the text data of client voice and video;
Have two clients at least, described client is carried out data communication by network and server end, it has static state/dynamic image blend modes of operation, can freely switch between/static pattern image dynamic in realization on the same image acquisition equipment, on the basis of realizing voice, Video show, also can support static map image source and static image file, and still image can be broadcasted between client and share
Described client also comprises image acquisition equipment, and described image acquisition equipment can obtain dynamic/still image of identifying object and realize dynamic/static output of the image that obtains.
The server end of native system can be made up of the mode that first server and second server combine, wherein first server is responsible for the mixing and the meeting control of authority of client voice, video based on agreement H.323, and second server is responsible for identifying the management of meeting project management, user management and text data based on the WEB mode; Described first server and described second server are shared background data base, and described first server and described second server are realized the unified management of the hybrid authentication and the user right of number of the account jointly.
The client of native system uses H.323 agreement and http protocol to be connected with second server with above-mentioned first server respectively by the TCP/IP network.
And native system requires dynamic image to be not less than the 352X288 picture and frame speed was not less than for 15 frame/seconds, requires still image to be not less than 3,000,000 pixels.
The image acquisition equipment of native system can be Elphel NC series dedicated video camera.
The client software of native system is also mutually integrated with the WEB browser with the video conference interface, realizes video conference and WEB management under same operation interface.Wherein, the meeting interface, compatible H323 agreement realizes the two-way transmission of Conference Calling and voice and video; The WEB browser, compatible http protocol is realized data check, is identified that application is submitted to, picture information is submitted to.
The present invention also provides the method for using remote appraisal system:
The one,, be similar to traditional WEB forum mode, the user can submit the evaluation application that comprises static images and related text explanation to the expert of relevant speciality to, the mode and the expert that exchange by forum link up, replenish required feature picture and written historical materials, the expert finally identifies and provides the result to application;
The 2nd,, identify that the applicant submits the evaluation application by client software to server, server identification user identity, and provide on-line expert tabulation to the user, the user selects on-line expert and realizes dynamically being connected with the real-time of expert by server, the user carries out online exchange by voice and video and expert, the expert can identify required characteristic portion long-range finding by the video guides user, and guide the user to set shooting angle and correct focus, the user takes into the high definition static images with characteristic portion and sends to long-range expert afterwards, and the expert provides final qualification result according to the feature picture that the user provided.This mode can solve the user to be unfamiliar with the feature of identifying object, and the feature of captured image is the typical case inadequately, even can't independently finish the problem of feature picture shooting work, has given full play to the directive function of expert in the evaluation work.
(3) beneficial effect
The present invention is on the basis of existing video conferencing system, increased control to digital image device, make the user on same application software platform, realize freely switching of video, static pattern image, can export dynamic video and high definition still image to the strange land expert at any time, not enough and the simple difficult problem of mutual difficulty, real-time difference when relying on still image of image definition when having solved simple dependence dynamic video, thereby the efficient and the accuracy of the evaluation that improves.The present invention is particularly useful for the evaluation of long-range biological sample.
Description of drawings
Fig. 1 is the technical pattern schematic diagram of native system;
Fig. 2 is the physical structure schematic diagram of native system;
Fig. 3 is the logical flow chart of the long-range evaluation of native system.
Embodiment
Illustrate the specific embodiment of the present invention below, but be not used for limiting invention which is intended to be protected.
The hardware architecture of native system comprises the remote server of server end and computer, earphone, microphone and the Elphel NC series video camera of client.Server end and client connect by the internet.
As shown in Figure 1, the server end of native system comprises MCU server, WEB server.The MCU server, compatibility is agreement H.323, and it is responsible for the mixing of voice, video and identifies the meeting control of authority, also is responsible for the transmission of message in time between conference users list management and user; The WEB server, compatible http protocol, it identifies the management of meeting project management, user management and text data, also is responsible for the inquiry of related data; MCU server through database interface and WEB server are realized sharing of back-end data, and these two servers are realized the unified management of the hybrid authentication and the user right of number of the account jointly.
In the present embodiment, it is ProMCU Ver1.0 that the software of MCU service is provided.By transformation to Open MCU framework source code, developed the MCU server software that can be integrated in the remote appraisal system, name and be ProMCU.Comparing with former framework has increased following function: realized and the sharing of WEB server background data by the ADO database interface under the windows platform, can realize the unified management (user is carried out classification by keeper, expert, domestic consumer, give different control authorities respectively) of the hybrid authentication and the user right of number of the account with the WEB server.Defined the one group of operational order that is applicable to long-range evaluation, can control the hybrid mode of MCU server from client to audio frequency, video, so that the client user can receive the Voice ﹠ Video from other clients selectively, and can control the size of receiver, video size.
Because information units such as remote appraisal system need be identified video, text evaluation, user, expert carry out telemanagement, and need carry out these management functions and aforementioned Pro MCU module integrated.Through demonstration, decision adopts the WEB interface to realize this part demand, and background data base adopts the SQL SERVER of Microsoft, and the WEB server uses the IIS5.0 of Microsoft with Windows 2000 issues, adopts ASP Java Script script to carry out program development.WEB module and MCU module are shared background data base, so that realize the authentication of user account, authority and sharing of other data.
The software of the client of native system is mutually integrated with the WEB browser with the meeting interface, realizes video conference and WEB management under same operation interface, wherein, the meeting meeting, compatible H323 agreement realizes the two-way transmission of Conference Calling and voice and video; Wherein, the WEB browser, compatible HTFP agreement realizes data check, identifies that application is submitted to, picture information is submitted to.
In the present embodiment, client software is ProMeeting Ver1.0.
For satisfying the session of remote appraisal system collection voice/video, photo information exchanges, dynamically/still image obtains, still image convergent-divergent/strengthen needs in one, developed brand-new client software ProMeeting Ver1.0 based on OpenH323 bottom storehouse, this software is based on the actual demand of long-range evaluation, the notion of dynamic/still image blend modes of operation has been proposed, realizing voice, on the basis of functions such as video conversation, increased support to TWAIN static map image source and JPEG static image file, the user can utilize this interface to obtain the high definition still image, and undertaken alternately by predefined instruction collection and MCU/WEB server, realized that the selection of video/voice plays and listen to, still image can also broadcast between each client and be shared.ProMeeting is except can compatible video equipment and TWAIN static map image source based on WDM/VFW, also customized the special purpose interface that is used for Elphel NC series web camera especially, so that make full use of the dynamic and still image output function of this video camera.
ProMeeting has also realized browsing of still image and simple image enhancement function, convergent-divergent and mobile image are to observe full figure and local detail easily, adjustment by brightness, contrast strengthens local detail, so that the easier evaluation clarification of objective of observing of assessor.
By the IE control of integrated Microsoft, ProMeeting has realized the WEB browser function, and the user can sign in to long-range authentication server, finishes video and identifies functions such as the submission of application and still image, document, management.In addition, use also addressable assistant identification photo information storehouse, this interface based on WEB.
With respect to traditional video conference client (as NetMeeting etc.), ProMeeting provide be more suitable for long-range evaluation dynamically/the still image blend modes of operation.Traditional client can only provide the video output of CIF form (resolution is 352X288), if to the dynamic video observation that fixes, also can only be truncated to the still image (its total pixel number is less than 100,000 still) of equal resolution, though can send the high definition static images by the mode that file transmits, but itself does not catch the interface of high definition static images this type of software, need to disconnect its with being connected of image source after catch still image with other softwares, complex operation and makeing mistakes easily causes the hardware lock fault of waiting indefinitely.Dynamic/still image blend modes of operation of ProMeeting has realized the comprehensive control to hardware, can be easily dynamically/freely switch under the static schema, carry out alternately with predefined instruction and MCU simultaneously, server also can be cooperated dynamically/work of still image well.
In addition, adopted in the present embodiment dynamically and still image output all has the serial digital camera of Elphel NC of better performance, this type can provide the image output of 3,000,000 above pixels, and developed the DLL (dynamic link library) under the windows platform cooperatively with the manufacturer, can be easily by software control camera various operating states and dynamically/freely switch between the static pattern image.And the digital image equipment of general video conferencing system mostly is the hardware that stresses dynamic image output, the full frame output of Phase Alternation Line system resolution (768X576) is provided, such image is used for dynamically showing reasonable effect, but if catch still image, the resolution of about 350,000 pixels then can only be provided, be unfavorable for observing detail characteristic.Though other equipment that are used for micro-digital photography can provide 3,000,000 pixels even the more output of high-res, but generally do not possess good dynamic image output performance, perhaps because the particularity of its interface is difficult to the integrated purpose that reaches by the free control hardware mode of operation of software of software with native system.
As shown in Figures 2 and 3, the application of native system has dual mode usually, a kind of is to identify that the applicant submits the evaluation application by client software to server, server identification user identity, and provide on-line expert tabulation to the user, the user selects on-line expert and realizes dynamically being connected with the real-time of expert by server, the user carries out the online exchange expert by voice and video and expert can identify required characteristic portion long-range finding by the video guides user, and guide the user to set shooting angle and correct focus, the user takes into the high definition static images with characteristic portion and sends to long-range expert afterwards, and the expert provides final qualification result according to the feature picture that the user provided.This mode can give full play of the advantage of native system;
Another kind is to be similar to traditional WEB forum mode, the user can submit the evaluation application that comprises static images and related text explanation to the expert of relevant speciality to, the mode and the expert that exchange by forum link up, replenish required feature picture and written historical materials, the expert finally identifies and provides the result to application.
The advantage compared with general video conferencing system of the system in the present embodiment as can be seen from following table 1.
Table 1
| The contrast project | The ordinary video conference system | Remote appraisal system | |
| Software | Dynamic video | The CIF/QCIF form | The CIF/QCIF form |
| Still image obtains | Software itself can only provide the still image of CIF size can obtain the static image file of high definition by external software | Can obtain the static image file of high definition by Elphel NC special purpose interface, TWAIN image source interface or image file | |
| Still image is browsed | The function of browse that does not generally have still image convergent-divergent, enhancing need realize by other softwares | The function that still image convergent-divergent, enhancing are arranged, object observing is to the local feature of picture easily | |
| The text data management | There is not managerial ability at appraise archive | Management at appraise archive is arranged, comprise picture, the document of identifying object and a complete set of file administration function of applying for surveyor, connoisseur, qualification process | |
| User property and rights management | Generally classify by chairman, common personnel participating in the meeting | Classify by keeper, expert, domestic consumer, different experts also has different professional speciality attributes, domestic consumer can select corresponding specialty to submit to video and still image to identify application easily, and system can arrange corresponding expert to participate in evaluation work | |
| Hardware (image capture device) | Hardware class | DV or PCCAM video camera, the resolution of the highest support Phase Alternation Line system | Elphel NC series dedicated video camera can provide 3,000,000 pixel still images, and the dynamic image that the dynamic image of 12 frame/seconds, single frames 3,000,000 pixels or Phase Alternation Line system resolution surpassed for 30 frame/seconds also can use DV or PC CAM video camera |
| Hardware interface | 1394/USB or dedicated video card | Ethernet interface | |
| DLL (dynamic link library) | Dynamic image is that the interface still image that meets the WDM/VFW standard is generally the TWAIN interface | Dynamic image is that Elphel NC special purpose interface or the interface still image that meets the WDM/VFW standard are jpeg file, TWAIN or special-purpose DLL (dynamic link library) based on HTTP |
Claims (7)
1. remote appraisal system comprises:
Server end is realized the management of mixing, control of authority, meeting project management, user management and the text data of client voice and video;
Have two clients at least, described client is carried out data communication by network and server end, it has static state/dynamic image blend modes of operation, can freely switch between/static pattern image dynamic in realization on the same image acquisition equipment, on the basis of realizing voice, Video show, also can support static map image source and static image file, and still image can be broadcasted between client and share
Described client also comprises image acquisition equipment, and described image acquisition equipment can obtain dynamic/still image of identifying object and realize dynamic/static output of the image that obtains.
2. remote appraisal system as claimed in claim 1, it is characterized in that described server end is made up of the mode that first server and second server combine, wherein first server is responsible for the mixing and the meeting control of authority of client voice, video based on agreement H.323, and second server is responsible for identifying the management of meeting project management, user management and text data based on the WEB mode; Described first server and described second server are shared background data base, and described first server and described second server are realized the unified management of the hybrid authentication and the user right of number of the account jointly.
3. remote appraisal system as claimed in claim 2 is characterized in that client passes through the TCP/IP network and use H.323 that agreement is connected with second server with first server respectively with http protocol.
4. if claim 1 or 2 or 3 described remote appraisal systems is characterized in that described dynamic image is not less than the 352X288 picture and frame speed was not less than for 15 frame/seconds, described still image is not less than 3,000,000 pixels.
5. as claim 1 or 2 or 3 described remote appraisal systems, it is characterized in that realizing that in conjunction with microscope automatic focusing control, quick continuous shooting and many figure are synthetic, thereby the acquisition depth of field is greater than the synthesising picture of individual picture at the image acquisition equipment end.
6. as claim 1 or 2 or 3 described remote appraisal systems, wherein image acquisition equipment is an Elphel NC series dedicated video camera.
7. as the application of each described remote appraisal system in the long-range evaluation of biological sample of claim 1～6.
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006100888121A CN100505863C (en) | 2006-07-18 | 2006-07-18 | Remote appraisal system |
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| CNB2006100888121A CN100505863C (en) | 2006-07-18 | 2006-07-18 | Remote appraisal system |
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| CN101110936A true CN101110936A (en) | 2008-01-23 |
| CN100505863C CN100505863C (en) | 2009-06-24 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100576274C (en) * | 2008-04-10 | 2009-12-30 | 中国检验检疫科学研究院 | A kind of mthods, systems and devices of remotely monitoring product operating position |
| CN101867766A (en) * | 2010-05-05 | 2010-10-20 | 中兴通讯股份有限公司 | Method and device for switching auxiliary video sources of video conference terminal |
| CN102035834A (en) * | 2010-12-11 | 2011-04-27 | 常州达奇医疗科技有限公司 | Remote picture reading system for performing remote network operation of microscope |
| CN102932429A (en) * | 2012-10-11 | 2013-02-13 | 李骁 | Method for identifying work of art |
| CN103913833A (en) * | 2014-04-21 | 2014-07-09 | 广州市晶华光学电子有限公司 | Specimen intelligent digital microscopic analysis system |
| CN104333729A (en) * | 2014-09-24 | 2015-02-04 | 招商银行股份有限公司 | Terminal remote interaction method and system |
| CN105721547A (en) * | 2016-01-20 | 2016-06-29 | 北京京东尚科信息技术有限公司 | Method and device for cooperative processing business |
| CN105987753A (en) * | 2015-02-11 | 2016-10-05 | 河北伊诺光学科技有限公司 | Spectrum expert system based on cloud calculating and usage method thereof |
| CN106846217A (en) * | 2016-12-27 | 2017-06-13 | 深圳市森讯达电子技术有限公司 | Controlled knife identification and device |
| CN107679869A (en) * | 2017-09-22 | 2018-02-09 | 上海宝库信息技术有限公司 | Article authentication method and system |
| CN108174145A (en) * | 2017-12-29 | 2018-06-15 | 长江勘测规划设计研究有限责任公司 | The long-range check system of drill hole geologic record and method |
| CN109040656A (en) * | 2018-09-07 | 2018-12-18 | 视联动力信息技术股份有限公司 | A kind of processing method and system of video conference |
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2006
- 2006-07-18 CN CNB2006100888121A patent/CN100505863C/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN100576274C (en) * | 2008-04-10 | 2009-12-30 | 中国检验检疫科学研究院 | A kind of mthods, systems and devices of remotely monitoring product operating position |
| CN101867766A (en) * | 2010-05-05 | 2010-10-20 | 中兴通讯股份有限公司 | Method and device for switching auxiliary video sources of video conference terminal |
| CN102035834A (en) * | 2010-12-11 | 2011-04-27 | 常州达奇医疗科技有限公司 | Remote picture reading system for performing remote network operation of microscope |
| CN102035834B (en) * | 2010-12-11 | 2013-06-05 | 常州达奇医疗科技有限公司 | Remote picture reading system for performing remote network operation of microscope |
| CN102932429A (en) * | 2012-10-11 | 2013-02-13 | 李骁 | Method for identifying work of art |
| CN103913833A (en) * | 2014-04-21 | 2014-07-09 | 广州市晶华光学电子有限公司 | Specimen intelligent digital microscopic analysis system |
| CN104333729A (en) * | 2014-09-24 | 2015-02-04 | 招商银行股份有限公司 | Terminal remote interaction method and system |
| CN105987753A (en) * | 2015-02-11 | 2016-10-05 | 河北伊诺光学科技有限公司 | Spectrum expert system based on cloud calculating and usage method thereof |
| CN105721547A (en) * | 2016-01-20 | 2016-06-29 | 北京京东尚科信息技术有限公司 | Method and device for cooperative processing business |
| CN106846217A (en) * | 2016-12-27 | 2017-06-13 | 深圳市森讯达电子技术有限公司 | Controlled knife identification and device |
| CN107679869A (en) * | 2017-09-22 | 2018-02-09 | 上海宝库信息技术有限公司 | Article authentication method and system |
| CN108174145A (en) * | 2017-12-29 | 2018-06-15 | 长江勘测规划设计研究有限责任公司 | The long-range check system of drill hole geologic record and method |
| CN109040656A (en) * | 2018-09-07 | 2018-12-18 | 视联动力信息技术股份有限公司 | A kind of processing method and system of video conference |
| CN109040656B (en) * | 2018-09-07 | 2020-07-21 | 视联动力信息技术股份有限公司 | Video conference processing method and system |
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