JPH09331517A - Link system between vod system and web system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To distribute/reproduce and display a video image desired to be watched in real time by using a GUI(graphical user interface) of a Web client (mosaic) so as to select the program desired to be watched. SOLUTION: A VOD(video on demand) client 4 and a Web client 7 are in co-existence in one client and the user sees an image of the Web client 7 to select any program. A Web server file 6 corresponding to the selected item is transferred from a Web server 5, and when the file is, e.g. a text file based on its file extender, the file is displayed on a screen, and when the file is a VOD file, the Web client 7 gives a program name described in a VOD file to the VOD client 4 and is started. The VOD client 4 uses the received program to send a video distribution request to a video server 1, which distributes a file of the corresponding program name to the request source VOD client 4, on which the file is displayed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a VOD system, and in particular, in the VOD system, a program desired to be viewed can be easily selected by using a GUI of a Web client (Mosaic) and an image is displayed in real time. The present invention relates to a collaborative system of a VOD system and a Web system that can be used.

[0002]

2. Description of the Related Art In a conventional system, a VOD client in a VOD system requires a user to create and provide a unique GUI according to the content of each work, and each does not provide a unified operating environment. It was
Further, when displaying a moving image in real time with a conventional Mosaic (or a Web browser), it is common to download the program from the Web server to the client once due to lack of line capacity. Since it cannot be displayed in real time after being selected, no particular consideration was given to the cooperative system of the VOD system and the Web client system.

[0003]

The above conventional system has a problem that a common GUI cannot be provided and a problem that images cannot be displayed in real time.

An object of the present invention is to solve the above-mentioned problems of the conventional system, and to display a desired program on a Web client (MOSAI).
It is an object of the present invention to provide a cooperative system of a VOD system and a Web system, which can be easily selected using the GUI of c) and which can be delivered / reproduced and displayed in real time of a desired image.

[0005]

In order to achieve the above object, the cooperation system of the VOD system and the Web client system of the present invention has a plurality of video files, and searches for a video file requested from the outside. A video server that distributes a digital video corresponding to the requested video file, a client that is connected to the video server via a network and receives the output digital video, and the video server and the client. And a Web server that has a plurality of text files and a plurality of still image / moving image files, searches for a file requested externally, and delivers a file corresponding to the requested file, and the Web server Connected to the server via network and receive the delivered file eb client (Mosaic)
And a Web system including the Web server and the Web client, and a file (program name) selected by the Web client is delivered to the VOD client, and the VOD client assigns the program name to the video server. The video distribution request is made, the video server retrieves the requested video, distributes the video to the client, and the client displays the received video in real time. In the video server, V
It has a function of delivering a program instructed by the user based on the program name received from the OD client. The VOD client has a function of reproducing and displaying digital video data sent from the video server in real time. The Web server has a function of delivering the file received from the Web client. The Web server has a function of transmitting information received from the operator to the server, a function of reading a file received from a designated Web server, and a function of taking an action according to each extension of the designated file. .

When a user selects a program to watch on the screen of the Web client, the Web client downloads the selected program name from the Web server, and the extension of the downloaded file is a VOD file (eg title.vod). If there is VOD in VOD client
The contents of the file (program name) are delivered and activated. The VOD client attaches the delivered program name to the video server at the time of video distribution request and requests it. The video server searches for a program file by looking at the program name of the video distribution request from the client. The retrieved program is delivered to the VOD client. By reproducing the video data received from the video server, it becomes possible to view the video selected by the Web client in real time.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION An embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a diagram for explaining a VOD system which is a prior art system. A video server 1, a video file 2 held by the video server 1, and a video file received from the video server 1 via a network 3 are received. And a VOD client 4 for displaying.

FIG. 2 is a diagram for explaining a Web system which is a prior art system, and includes a Web server 5 and a Web system.
The server 5 includes a web server file 6 and a web client 7 that receives the web server file from the web server 5 via the network 3 and displays the web server file.

FIG. 3 is a diagram for explaining a cooperation system of a VOD system and a Web system according to an embodiment of the present invention. The video server 1, the video file 2 held by the video server 1, the video server 1 to the network. VOD client 4 for receiving and displaying the video file via Web server 3, Web server 5, and Web of Web server 5
b server file 6 and a web client 7 that receives and displays the web server file from the web server 5 via the network 3.

FIG. 4 is a diagram for explaining the VOD client 4, in which a keyboard & mouse 18 for inputting from an operator, an input mechanism 15 for receiving input from the keyboard & mouse 18, and an analysis of input data. And a request mechanism 16 for generating request data, a request transmitting mechanism 17 for transmitting the request data to the video server 1 via the network 3, and a data receiving mechanism 9 for receiving the video file 2 from the video server 1 via the network 3. , A video data decoding mechanism 10 for separating the received video file 2 into video data and audio data, a display mechanism 11 for displaying the video data on the display 13, and a speaker 1 for the audio data.
4 is composed of a voice output mechanism 12.

FIG. 5 is a diagram for explaining the Web client 7. The keyboard & mouse 18 for inputting from the operator, the input mechanism 23 for receiving input from the keyboard & mouse 18, and the analysis and analysis of the input data. A request mechanism 22 for creating request data, a request transmitting mechanism 22 for transmitting the request data to the web server 5 via the network 3, and a data receiving mechanism 18 for receiving the web file 6 from the web server 5 via the network 3. A Web data analysis mechanism 19 for determining whether to display the received Web file 6 or activate another function, a display mechanism 20 for displaying display data on the display 13, and another function activation mechanism 24 for activating another function. . 6 is V
FIG. 6 is a diagram for explaining the cooperation between the OD client and the Web client 7, and is composed of the VOD client 4 and the Web client 7.

In the conventional VOD system,
As shown in FIG. 1, when a program desired by the operator is selected from the VOD client 4, a program distribution request is issued to the video server 1. The video server 1 delivers the corresponding file from the video file 2 to the client 4 using the program name at the time of request as a key. The client 4 receives the video data distributed from the video server 1 and reproduces it.

As shown in FIG. 2, the Web system is We
b The client 7 connects to one of the plurality of Web servers 5. When the web server 5 is connected, the file is transferred from the web server file 6 to the web client 7. The Web client looks at the identifier of the file transferred from the Web server 5 to display the file contents or activate another function.

In the cooperative system of the VOD system and the Web system shown in FIG. 3, the VOD client 4 and the Web client 7 coexist in one client, and the user makes a selection by looking at the screen of the Web client and selected. The Web server file 6 corresponding to the item is transferred from the Web server 5, and by looking at the extension of the transferred Web server file 6, for example, *. If it is txt, it is a text file and is displayed on the screen. If it is vod, it is a VOD file, so the Web client 7
The program name described in the VOD file is delivered to the D client 4 and activated, and the VOD client 4
b A video distribution request is transmitted to the video server 1 using the program name delivered from the client 7,
When the video distribution request is received, the file having the corresponding program name is distributed to the request source VOD client 4, and the distributed video data can be received and displayed by the VOD client 4.

FIG. 4 shows a conventional VOD client. In the VOD client, the data receiving mechanism 9 receives the program title menu data from the video server 1 via the network 3, and the video data decoding mechanism 10 receives the program title menu data. Based on this, the display of the title menu is displayed using the display mechanism 11. The operator sees the program title menu, accepts the selection information from the input mechanism 15 using the keyboard & mouse 18, and requests the mechanism 1
6 uses the request transmission mechanism 17 to transmit a video distribution request to the video server 1 based on the selection information via the network 3. The video server 1 shown in FIG.
Based on the received video distribution request from the OD client 4, the corresponding video is searched from the video file 2 and the searched video file is distributed to the VOD client 4 via the network 3. The delivered video data is VO shown in FIG.
The data receiving mechanism 9 of the D client 4 receives, the video data decoding mechanism 10 separates the video data into moving image data and audio data, and the video data decoding mechanism 10 converts the video data into display data and displays it. 11 displays a moving image on the display 13, the video data decoding mechanism 10 converts the audio data into sound data, and the audio output mechanism 12 causes the speaker 14 to sound. The VOD client 4 has a feature that it can be reproduced and displayed in real time from the time when the video data is received. Conventional VOD
The client 4 has a problem that it is necessary to create a unique GUI function for outputting and selecting a program title menu or the like.

FIG. 5 shows a conventional Web client. In the Web client, the data receiving mechanism 18 receives display menu data from the Web server 5 via the network 3, and the Web decoder analyzing mechanism 19 uses the display menu data as a basis. Display mechanism of title menu display 20
Use to display. The operator looks at the display menu, accepts the selection information from the input mechanism 23 using the keyboard and mouse 18, and the request mechanism 22 sends W based on the selection information.
Request transmission mechanism 21 for requesting file distribution to the eb server 5
To transmit via the network 3. The Web server 5 shown in FIG. 2 receives a file distribution request from the Web client 7, searches the Web server file 6 for a corresponding file based on the file distribution request, and distributes the searched file to the Web client 7 via the network 3. The distributed Web data is W shown in FIG.
The data receiving mechanism 18 of the eb client 7 receives and
The eb data analysis mechanism 19 analyzes the Web data and, for example, *. Display if tex / *. If it is tif, it has a function of activating a viewer displaying a still image using the other function activating mechanism 24 and a function of activating another function by looking at the extension. Using this function, for example, on the Web
Web server data delivered from the server is *. v
If it is an od file, it is possible to start the VOD client. The conventional Web client has a problem in that it is impossible to reproduce and display a video in real time because other functions are not activated until a file is selected and all the files are downloaded.

In FIG. 7, the Web data analysis mechanism 19
Using the extension of the file received from the Web server 5 as a key, the extension 2 of the customization file 8 for starting other functions
8 is searched, and if there is a matching extension 28, the style 26 of the matching extension 28 is extracted, and the style 2
Search for the style 26 of the activation function 25 using 6 as a key,
If the styles 26 match, the corresponding function 27 and% s
If there is (deliver file), the file name received from the Web server is added and delivered to the other-function activation mechanism 24, and the other-function activation mechanism 24 activates the function of the function 27 and when the Web server is activated. By passing the file name (file in which the program name is described) received from 5, it is possible to start other functions for each file extension, and the customized file for starting other functions 8
It is possible to add / delete the function to be activated by updating.

In FIG. 6, the VOD client 4 and the Web of the cooperation system of the VOD system and the Web system are shown.
It is a figure explaining the client 7, and the structure of the VOD client 4 and the Web client 7 is 2 on the same host.
Two work at the same time. The data receiving mechanism 18 receives the display menu data from the Web server 5 via the network 3, and the Web decoder analyzing mechanism 19 displays the title menu based on the display menu data using the display mechanism 20. The operator sees the display menu, receives the selection information from the input mechanism 23 using the keyboard & mouse 18, and the request mechanism 22 uses the request transmission mechanism 21 to make a file distribution request to the Web server 5 based on the selection information. It transmits via the network 3. Web shown in FIG.
The server 5 sends the file delivery request to the Web client 7
From the web server file 6 based on the received file delivery request from the server, and delivers the retrieved file to the web client 7 via the network 3. The distributed Web data is the Web data shown in FIG.
The data receiving mechanism 18 of the client 7 receives the
The data analysis mechanism 19 analyzes the Web data and
Web server data delivered from the server is *. v
If it is an od file, start the VOD client,
The input mechanism 15 of the VOD client 4 receives the Web data (program name) distributed from the Web server by the Web client 7, and the request mechanism 16 requests the video distribution to the video server 1 based on the Web data (program name). Is transmitted via the network 3 using the request transmission mechanism 17. The video server 1 shown in FIG.
Based on the video distribution request received from the D client 4, the corresponding video is searched from the video file 2, and the searched video file is distributed to the VOD client 4 via the network 3. The delivered video data is the VOD shown in FIG.
The data receiving mechanism 9 of the client 4 receives, the video data decoding mechanism 10 separates the video data into moving image data and audio data, and the video data decoding mechanism 10 converts the video data into display data and displays it in the display mechanism 11. Performs a moving image display on the display 13, the video data decoding mechanism 10 converts the audio data into sound data, and the audio output mechanism 12 causes the speaker 14 to sound.

As described above, by linking the VOD system and the Web system, the GUI functions of the Web data analysis mechanism 19, the display mechanism 20, and the input mechanism 23 of the Web client are provided to the operator, and the VOD system is operated. The client 4 can be activated to provide a moving image and sound.

[0021]

As described above, in the VOD system, the program to be watched can be viewed by the Web client (Mosaic).
It becomes possible to construct a cooperative system of the VOD system and the Web system, which can be easily selected by using the GUI and can display an image.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a VOD system.

FIG. 2 is a configuration diagram of a Web system.

FIG. 3 is a VOD system and We according to an embodiment of the present invention.
It is a block diagram of the cooperation system with a b system.

FIG. 4 is a configuration diagram of a VOD client.

FIG. 5 is a configuration diagram of a Web client.

FIG. 6 is a diagram showing the cooperation between a VOD client and a Web client according to an embodiment of the present invention.

FIG. 7 is a diagram illustrating another function activation power customization file of a Wed client.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Video server, 2 ... Video file, 3 ... Network, 4 ... VOD client, 5 ... Web server, 6 ... Web server file, 7 ... Web client, 8 ... Other function start customization file, 9 ... Data receiving mechanism, 10 ... Video data decoding mechanism, 11 ...
Display mechanism, 12 ... Voice output, 13 ... Display, 14 ... Speaker, 15 ... Input mechanism, 16 ...
Request mechanism, 17 ... Request transmission mechanism, 18 ... Keyboard & mouse, 19 ... Web data analysis mechanism, 20 ... Display mechanism, 21 ... Request transmission mechanism, 22 ... Request mechanism, 2
3 ... Input mechanism, 24 ... Other function starting mechanism, 25 ... Starting function, 26 ... Style, 27 ... Function, 28 ... Extension.

 ─────────────────────────────────────────────────── ─── Continuation of the front page (72) Inventor Tetsuro Otsuka 2-6-2 Otemachi, Chiyoda-ku, Tokyo Inside Hitachi Information Network Co., Ltd.

Claims (3)

[Claims] 1. A VOD (Video) comprising a video server for reading a digital video file and distributing the digital video data using a network, and a video client for receiving the digital video data via the network and reproducing and displaying the video in real time. On Dema
nd) system. 2. An Int interconnecting computers.
Connect to the ernet to the operator GUI (G
radical Youth Interfac
Web client module (Mos) that provides e)
aic), a web system including a web server system that delivers files such as TEXT, voice, and moving images. 3. A request from an operator is provided by displaying the configuration comprising the above-mentioned claim 1 and claim 2 and displaying HyperTEXT so that the operator can see and understand and clicking the mouse. Analyze and action (Download the specified file and display the file if the extension of the specified file is, for example, * .TXT / *. TXT)
In case of WAV, a module that analyzes a sound file and sounds a sound is started / *. In case of mpeg, the MPEG file can be analyzed and the module for displaying the moving image can be activated), the activation function can be customized for each extension of the selected file, and the activation file selected at the time of activation A web client that can pass the name to the start function, and the program name that you want to watch before starting are described in the start file, and when the program is started, the program name that is described in the start file is requested to the video server and the video is requested. It is composed of a video client capable of displaying the video data distributed from the server in real time. If the vod file is selected, it is customized so that the VOD client is started, and HyperTextT
If the character string "abc" is selected above, ab
c. If the character string "abc" is selected by describing that the vod file is activated,
The Web client module looks at the extension of the startup file *. Since it is a vod, the VOD client module is started and the start file character string (“abc.vo
d "), the VOD client reads out the contents (program name) of the delivered startup file, and requests the video server for the program name to reproduce and display a moving image in real time. Cooperation system.