CN1567290A - Desktop transmission method - Google Patents
Desktop transmission method Download PDFInfo
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- CN1567290A CN1567290A CN 03137448 CN03137448A CN1567290A CN 1567290 A CN1567290 A CN 1567290A CN 03137448 CN03137448 CN 03137448 CN 03137448 A CN03137448 A CN 03137448A CN 1567290 A CN1567290 A CN 1567290A
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- desktop
- transmitting module
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Abstract
It is a kind of desktop transmission method. It comprises the steps: A. combining multiple desktop transmission module to form a desktop transmission module set, and creating the webpage that used to download the said desktop transmission module; B. creating a WEB resource file package that includes the software package and webpage resource; C. loading the WEB resource file package to the video signal terminal by adopting the resource loading module. This invention realizes the integration of desktop transmission and terminal, so it boasts good real-time transmission function. And user needs not any operation and configuration of terminal, can download and use at any time.
Description
Technical field
The present invention relates to the video conferencing technology, refer to the method that a kind of desktop transmits especially.
Background technology
Continuous development along with the video conferencing technology, the new function of video conferencing is along with user's request constantly increases also in continuous increase, wherein a kind of application is exactly more widely: utilize video terminal have a meeting, exchange, during with teaching, information such as the film in the PC, pattern or document are sent to far-end via video terminal utilize display devices such as projector, share with everybody, if what suggestion the other side has can also realize data such as biography films, thereby realizes the purpose of interchange mutually easily.
In order to satisfy the demand, the present major programme of industry has:
1), use VGA (Video Graphics Array) video converter, ultimate principle:
Utilize the VGA converter to convert the vision signal (rgb format) of PC display output to can be used for the terminal input analog video (pal mode or TSC-system formula) signal, promptly direct content with the PC display is sent to video terminal as the input of one tunnel video source, thereby reaches the purpose that user PC DESKTOP INFORMATION is shared.
2), special-purpose VGA signal conversion equipment, ultimate principle:
Similar with the VGA video converter, at first PC display output signal is input to special-purpose hardware device, utilize hardware circuit to realize sending video terminal to then to the filtering convergent-divergent of VGA vision signal and after converting the form of CIF code stream to, video terminal can be directly after receiving the CIF code stream demonstrate on the monitor that special hardware sends through the PC DESKTOP INFORMATION after conversion and the processing.
3), batch (-type) desktop transfer approach, ultimate principle:
Utilization operates in a software on the PC device, catch a frame DESKTOP INFORMATION at regular intervals and convert JPEG picture code stream to, connect and communication by network interface and video terminal, send JPEG picture code stream information bag to video terminal, video terminal converts yuv format CIF code stream form to and is presented on the monitor after receiving the JPEG picture code stream that the PC device sends.Above-mentioned three kinds of present most popular schemes are more or less some shortcomings of existence all:
1), VGA video converter:
Shortcoming:
Each video terminal must be equipped with a VGA video converter, and cost increases.
The VGA video converter directly converts PC display output signal to the analog video signal of PAL or TSC-system formula, picture quality information loss is bigger, do not do other any quality improvement work, thereby the image information that shows on terminal monitor is fuzzy or clear inadequately, especially under PC resolution condition with higher, image quality decrease is more, and it is convenient inadequately to use.
2), special-purpose VGA signal conversion equipment:
Shortcoming:
Each video terminal must be equipped with a special-purpose VGA vision signal conversion equipment, and cost significantly increases.
Owing to be an external hardware device, increased the complicacy that terminal operation uses.
3), batch (-type) desktop transfer approach
Shortcoming:
Non real-time, the image time of transmitting a frame desktop is oversize, can not really satisfy the needs of practical application.
Catch a frame needs manual operation at every turn, and operation is convenient inadequately.
Summary of the invention
The invention provides the method that a kind of desktop transmits, can not satisfy shortcoming with low cost and easy to use simultaneously to solve prior art.
For this reason, the invention provides following technical scheme:
A kind of desktop transfer approach comprises the following steps:
A, a plurality of desktop transmitting module are combined together to form a desktop transmitting module set, and make the webpage that is used to download described desktop transmitting module set;
B, described desktop transmitting module set and webpage making are become the WEB resource packet;
C, utilize the resource load-on module that the WEB resource bundle is loaded into video terminal.
2, the method for claim 1 is characterized in that also further comprising step:
D, user obtain desktop contents by visiting and moving described WEB resource packet.
Described desktop transmitting module set is decompress(ion) voluntarily.
Described step c finishes by utilizing the resource load-on module.
Described method is loaded into described WEB resource bundle among the Flash of video terminal.
Described method, step D further comprises step:
1) user is by browser access terminal WEB server;
2) user capture is used to download the webpage of described desktop transmitting module set;
3) click the beginning download button, select download path;
4) download is finished, and the user utilizes the self-extracting function of desktop transmitting module set to carry out decompress(ion) in this locality;
5) user moves the desktop transmitting module in the desktop transmitting module set behind the decompress(ion).
Method of the present invention can realize that the PC DESKTOP INFORMATION is shared, and the promptly real-time user PC DESKTOP INFORMATION of catching sends video terminal through various processing back to by network interface, thereby reaches the purpose that real real-time interactive information exchanges, and picture quality is good; Because the present invention has realized the information sharing of a pure software formula,, do not increase the terminal cost, so have high cost performance so reduced the complicacy of terminal structure configuration.
Description of drawings
Fig. 1 is for being integrated into desktop transmitting function software package the process flow diagram of terminal WEB server.
Fig. 2 is access terminal WEB downloaded and the process flow diagram that moves desktop transmitting function software package.
Embodiment
As shown in Figure 1, for desktop transmitting function software package being integrated into the process flow diagram of terminal WEB server, it comprises the steps:
Step S11: with the All Files of desktop transmitting function module be compressed into one can self-extracting desktop transmitting module set; And making is used to download the function webpage of this desktop transmitting module set;
The module of above-mentioned desktop transmitting function can be the software module of being correlated with, and this desktop transmitting module set can be accordingly corresponding to software package.
Step S12: the desktop transmitting module set that previous step is produced and this are done the webpage that makes and are made the WEB resource packet, and the software package that is about to after the compression is packaged into whole WEB resource bundle as a kind of resource with web page resources;
Step S13: the WEB resource bundle is loaded among the Flash of terminal by the resource load-on module.
As shown in Figure 2, for access terminal WEB downloaded and move the process flow diagram of desktop transmitting function module collection, it may further comprise the steps:
Step S21: the user is by the built-in WEB server of browser access terminal;
Step S22: user capture can be downloaded the webpage of desktop transmitting function module collection;
Step S23: the download button on user's webpage clicking, and select download path; Its downloading process is: after the download button on user's webpage clicking, the Java applet small routine on the page of then surviving will be set up with the built-in WEB server of terminal and be connected and communication, the applet small routine will ask to download desktop transmitting function module collection, the WEB server is after the request of receiving, from the Flash of terminal, find and read the module collection of being asked and module collection data are sent to browser client Java applet small routine by the connection of having set up, the applet small routine is after receiving module collection data, module collection data are saved under the fixedly catalogue of selected local PC, finish in Data Receiving, the applet small routine will point out the user with desktop transmitting function module collection complete download to local selected catalogue;
Step S24: the user finds desktop transmitting function module collection to local directory, moves this module collection, and promptly corresponding software package just carries out the self-extracting program;
Step S25: after self-extracting is finished, just can move desktop and transmit executable file, carry out desktop and transmitted.
The present invention has realized that desktop transmitting function module and terminal itself are integrated together, compare the complicacy that has reduced use desktop transmitting function terminal configuration with the hardware device of VGA video converter and special use, compare with existing software desktop transfer equipment and to have the excellent real-time conveying function, have the preferable image quality simultaneously.
In addition, because the present invention is built into desktop transmitting function module in the WEB server of terminal, therefore both can download in this locality, also can download desktop transmitting function module by remote access, make the user may download this module and use in time whenever and wherever possible, and do not need terminal is carried out any operation and configuration.
Claims (6)
1, a kind of method of desktop transmission comprises the following steps:
A, a plurality of desktop transmitting module are combined together to form a desktop transmitting module set, and make the webpage that is used to download described desktop transmitting module set;
B, described desktop transmitting module set and webpage making are become the WEB resource packet;
C, utilize the resource load-on module that the WEB resource bundle is loaded into video terminal.
2, the method for claim 1 is characterized in that also further comprising step:
D, user obtain desktop contents by visiting and moving described WEB resource packet.
3, method as claimed in claim 1 or 2 is characterized in that described desktop transmitting module set decompress(ion) voluntarily.
4, method as claimed in claim 1 or 2 is characterized in that described step c, finishes by utilizing the resource load-on module.
5, method as claimed in claim 1 or 2 is characterized in that described WEB resource bundle is loaded among the Flash of video terminal.
6, method as claimed in claim 2 is characterized in that step D further comprises step:
1) user is by browser access terminal WEB server;
2) user capture is used to download the webpage of described desktop transmitting module set;
3) click the beginning download button, select download path;
4) download is finished, and the user utilizes the self-extracting function of desktop transmitting module set to carry out decompress(ion) in this locality;
5) user moves the desktop transmitting module in the desktop transmitting module set behind the decompress(ion).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03137448 CN1567290A (en) | 2003-06-20 | 2003-06-20 | Desktop transmission method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03137448 CN1567290A (en) | 2003-06-20 | 2003-06-20 | Desktop transmission method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1567290A true CN1567290A (en) | 2005-01-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03137448 Pending CN1567290A (en) | 2003-06-20 | 2003-06-20 | Desktop transmission method |
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| CN (1) | CN1567290A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108958834A (en) * | 2018-06-15 | 2018-12-07 | 广州视源电子科技股份有限公司 | File playing method and device, and file processing method and device |
-
2003
- 2003-06-20 CN CN 03137448 patent/CN1567290A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108958834A (en) * | 2018-06-15 | 2018-12-07 | 广州视源电子科技股份有限公司 | File playing method and device, and file processing method and device |
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