JPH09307859A - Interactive video medium, device and recording and reproducing device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide the interactive recording and reproducing system related mutually to an optical disk through a network and easily in use. SOLUTION: The interactive recording and reproducing system 500 is provided with an interactive recording and reproduction control means 510, an optical disk reproduction means 520, a display means 540, an interactive video image temporary storage means 550, a communication means 570 and an optical disk reproduction means 520. Operation information of a user 300 is received by an operation entry means 530 and fed to the interactive recording and reproduction control means 510. A transmission command temporary storage means 560 stores tentatively a command sent by the interactive recording and reproducing system 500 via the communication means 570. A network server 700 connected via a communication medium 600 is provided with a communication means 710, a control means 720 and an interactive video storage means 730 and video data sent to the interactive recording and reproducing system 500 include a description controlling storage/erasure of data to a temporary storage means, connection/interruption to/from the network and sequential transmission/ simultaneously transmission of a command.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an information recording / reproducing system in which multimedia information including video and audio such as moving images and still images is recorded, and more particularly, to an interactive operation with a user using a personal computer or the like. Correspondingly, the present invention relates to an interactive video recording / reproducing system for reproducing multimedia information from a package medium such as an optical disc or a network medium.

[0002]

2. Description of the Related Art At present, as a multimedia information recording method that interactively responds to user operations,
There is a Video-CD introduced by Nikkei Electronics (November 8, 1993). This Video-CD records video data such as videos and still images, audio data such as music and sound effects, etc. on a CD-ROM, and further reproduces this video data and audio data to support user operations. The reproduction control data, which is the information to be controlled in accordance with the above, is also recorded at the same time. Video-CD
By recording this reproduction control data, has realized interactive reproduction with the user. Also, Vide
o-CD defines a file system that complies with the ISO9660 standard as a CD-ROM recording method, is a personal computer that supports this, and is a personal computer that is equipped with a means for playing back video data (compliant with the MPEG standard). It is said that it can be easily played back by a computer.

In addition, as a method of interactively reproducing multimedia data via a network, an information recording / reproducing method called WWW (World Wide Web) of the Internet is famous. FIG. 8 is a diagram showing a configuration of an interactive video recording / reproducing system already proposed by the present applicant. In FIG. 8, the optical disc medium 101
Has the following areas: That is, a disc identification information recording area 102 for recording an identifier for specifying the recorded content of the disc, an HTML (Hyper Text Markup Language) format file for defining association between documents and multimedia data or association between documents is recorded. An HTML information recording area 103, a multimedia data recording area 104, and an execution program recording area 105 for recording an execution program for operating a specific reproducing apparatus.
The optical disk medium 101 is composed of the following. For example, a CD-ROM or the like is used as the optical disc medium 101.

The interactive video reproducing means 106 for reproducing the optical disc medium 101 comprises a communication means for communicating with the interactive video transmitting means 108 via the communication medium 107 in addition to the optical disc reproducing means. Further, the interactive video reproduction means 106 communicates with the internet server 110 connectable via the interactive video transmission means 108 and the internet 109.

The interactive video transmitting means 108 communicates with the interactive video reproducing means 106 via the communication medium 107, and the interactive video reproducing means 106.
Returns the appropriate HTML data in response to the URL requested by. Such interactive video transmitting means 108 is generally called a WWW server or the like. Here, the communication medium 107 is
As long as it is a medium that can transmit URL and HTML data, it may be a combination of telephone line and PPP protocol, Ethernet and TCP / IP protocol, or other method. It may be the one that you had.

The interactive video recording / reproducing system according to the present embodiment uses the above-mentioned configuration to record an optical disk media.
It is intended to provide a method for reproducing data acquired via the data communication means recorded in 101.

FIG. 9 shows an example of the directory structure in the optical disc medium 101. The directory structure is recorded using the ISO9660 standard (standard for the disc structure of CD-ROM), and this figure shows the tree structure of the logical directory hierarchy. The names shown in the section of the tree structure are shown in parentheses (<,>) when they are directory names, and the file names are shown without parentheses. For example, <ROOT> means a root directory that contains several subdirectories, DI
SKID means a certain file. Hereinafter, as a notation method of a file name on the optical disc medium 101, a description in which directories are separated by slashes (/) will be described. Also, omit the directory name for <ROOT>. For example, <ROOT>-<WWW>-<HTML> -INDEX.HTM is /
Write as WWW / HTML / INDEX.HTM.

The disc identification information recording area 10 shown in FIG.
2, the HTML information recording area 103, the multimedia data recording area 104, and the execution program recording area 105 are as shown in FIG.
Each corresponds to the area 201, 202, 203, 204 surrounded by a dotted line.

DISKID is recorded in the disc identification information recording area 201.
The file named is recorded. This file records information that identifies the type of disc among different types of discs, such as the disc creator, the contents recorded on the disc, and the title of the disc.

In the HTML information recording area 202, HTML widely used in WWW (World Wide Web) of the Internet
(Hyper Text Markup Language) format file (file with extension HTM of <HTML> directory in the figure)
Is recorded. HTML describes the association between documents and multimedia data or the association between documents. Here, the HTML information recording area 20
The association between the file (document) recorded in 2 and the multimedia data recorded in the multimedia data recording area 203, the association between the HTML file and the multimedia data obtained via the communication medium 107, and the like are defined.

In the multimedia data recording area 203,
Still image data (extension GIF of <GIF> directory in the figure)
File), moving image data (file with extension DAT of <MPEG> directory in the figure), audio data (not shown), etc. are recorded. In the figure, there are multimedia data recorded under the <ROOT>-<WWW> directory and data recorded under <ROOT>-<APPEND>. The file recorded in <WWW> of the former is a file referenced by the HTML format file (file with extension HTM) recorded in the HTML information recording area 202, and conversely, recorded in <APPEND> of the latter. The specified file is an unreferenced file.

In the execution program recording area 204, an execution program for acquiring and reproducing the data recorded on the optical disc medium 101 and the data obtained via the communication medium 107 is recorded. In the figure, the program file (/ PCAP /
WWWVIEW.EXE) is recorded. Also, in the file (/AUTORUN.INF in the figure) recorded directly in the root directory, the program start-up procedure (execution program name, name of the file that the program should play first, etc.) is recorded.
In the figure, among the items recorded in the program startup procedure, /PCAP/WWWVIEW.EXE is the execution program and /WWW/HTML/INDEX.HTM is the file to be played back first.
Is defined.

FIG. 10 is a diagram showing the association of multimedia data using the interactive video recording method according to the present invention. In the figure, a region 301 surrounded by a dotted line
Is data recorded on the optical disc medium 101, an area 302 is data recorded on the interactive video transmitting means 108, and an area 303 is data recorded on the internet server 110.

First, the file to be reproduced is WWW / HTML / INDE according to the program starting procedure shown in FIG.
Select X.HTM. As the contents of this INDEX.HTM playback,
In addition to text display, the still image / WWW / GIF / MENU001.GIF recorded on the optical disc medium 101 is referred to and displayed. Also, INDEX.HTM has / WWW / HTML / PAG as one of the associations with other documents.
E.HTM is defined. References to multimedia data and transitions of HTML files are performed using the description called HTML tags.

When the relation of INDEX.HTM to PAGE.HTM is selected and the reproduction file is changed, the reproduction of text and multimedia data and other data are performed according to the definition of PAGE.HTM in the same manner as the reproduction of INDEX.HTM. Transition to the document. In the figure, a still image file called /WWW/GIF/MENU002.GIF and / W are used as multimedia data.
Refer to the moving image file WW / MPEG / VIDEO001.DAT,
As a transitional document, a file named AD001.HTM recorded in the interactive video transmitting means 108 is defined.

As the contents of AD001.HTM recorded in the interactive video transmitting means 108, a still image file / APPEND / GIF / AD001.GIF recorded in the optical disc medium 101 as multimedia data to be referenced is defined, and as a transition document. The HTML format file TOPIC001.HTM recorded in the same interactive video transmission means 108 is defined. The contents of TOPIC001.HTM are defined as the moving image file /APPEND/MPEG/AD001.DAT recorded on the optical disc media as the multimedia data to be referenced and the still image file TOPIC001.GIF recorded on the interactive video transmission means 108, and the transition. An HTML file NEWS.HTM recorded in the Internet server 110 is defined as a document to be executed.

The content of NEWS.HTM is a still image file NEWS.GIF recorded on the same Internet server 110.
Is defined to refer to.

In general, an HTML file is text data, so the file size is small, and the communication medium 107
Even when it is acquired via, it can be acquired in a short communication time. On the other hand, multimedia data such as still images and moving images have a large file size, and thus it is difficult to acquire them in a short communication time. In this system, HTML format files (AD001.HTM and TO
(PIC001.HTM) also obtains the optical disc media as multimedia data referenced from the file.
Files playable from 101 (AD001.GIF and AD001.DAT)
, The communication time can be greatly shortened.

[0019]

In the system configuration of the interactive video recording / playback system described above, the data acquired from the network is stored in the temporary storage memory of the interactive video playback means, and the time required to access the same information is increased. Try to shorten. However, there is a limit to the capacity of the temporary storage memory, and when this memory becomes full, processing for discharging the stored data is performed.
Further, it is not necessary to connect the network while referring to the data of the optical disc medium. further,
Currently, the command to be sent to the network is sent immediately, but by temporarily storing this command and sending it collectively after multiple commands are collected, it is possible to reduce the number of communication session probabilities. it can. Therefore, the present invention provides a more easy-to-use interactive video recording / reproducing system by describing information necessary for these controls in the HTML description.

[0020]

In order to achieve the above object, the present invention provides multimedia information which is a moving image, a still image, audio and a combination thereof, and link information defining a reproduction procedure of the multimedia data. And a reproducing means for reproducing the multimedia data according to the link information and acquiring new link information via the network, and a means for analyzing the acquisition request of the reproducing means received via the network. Recording and playback of interactive video is performed using the Internet server equipped with.

According to the interactive video recording / playback system of the present invention, the interactive video recording / playback apparatus includes an interactive video playback control means, a playback means for the first interactive video storage means, an operation input means, and a display means. , Interactive video primary storage means, transmission command primary storage means, and communication means connected to the network, the link information recorded in the first or second interactive video storage means is interactive information of the interactive video recording / reproducing apparatus. It includes a description for controlling recording or erasing of data stored in the video primary storage means.

The link information recorded in the first or second interactive video storage means includes a description for controlling the transmission of the command stored in the transmission command primary storage means of the interactive video recording / reproducing apparatus. The link information recorded in the first or second interactive video storage means includes a description for controlling on / off of the communication means of the interactive video recording / reproducing apparatus with respect to the network. However, the interactive video recording / reproducing apparatus does not need to be equipped with all the above-mentioned means, and may be equipped with only the means necessary to achieve the required function.

[0023]

1 is an explanatory diagram showing an example of a system configuration of an interactive video recording / reproducing system of the present invention. An interactive video playback device, generally designated by the reference numeral 500, includes an interactive video playback control means 510, an optical disk playback means 520, an operation input means 530, and a display means.
540, interactive video temporary storage means 560, and communication means 570. The optical disk reproducing means 520 has a function of reproducing the optical disk 101 described with reference to FIG. The operation input unit 530 is a remote control input unit or a keyboard, and receives operation information instructed by the user 300 using a remote controller or the like and sends it to the interactive video reproduction control unit 510. As the display means, a display means such as a CRT display or a liquid crystal display is prepared.

The interactive video temporary storage means is, for example, a cache memory having a high response speed, temporarily stores video data and the like sent from the interactive video reproduction control means 510, and is stored in the interactive video reproduction control means. Video data is output according to the command.

The transmission command temporary storage means 560 has a function of temporarily storing a command which the interactive video reproducing device 500 transmits to the communication medium 600 side via the communication means 570. A network server 700, to which the interactive video reproducing device 500 is connected via a communication medium 600 such as a telephone line, includes a communication means 710, a control means 720, and an interactive video storing means 730. Send data.

FIG. 2 shows an interactive video reproducing apparatus 50.
It is explanatory drawing which shows the reproduction procedure in 0. This figure shows the process of providing information about ethnic dishes and ordering food ingredients. The display screen 1010 is an HTML file / WWW / HTML / INDE of the optical disc media 101.
It shows a state where the X.HTM is reproduced. The display screen is WWW
Function buttons for easy operation of the page turning history of the browser (REV button for page return, FWD button for page advance, HOME button for returning to the first page, WWW
Area 1 that displays the QUIT button that terminates browser execution
012 and an area 1011 for displaying HTML data.

FIG. 3 shows the description contents of UNDEX.HTM. This description complies with the HTML standard. Line 2001 describes an HTML extension called a metafunction.
This description has tags that start with "META". `` HTTP-EQIV
The "Cache" portion defines the processing of data in the cache memory that constitutes the interactive video temporary storage means 550 of the interactive video recording / playback apparatus 500. "CONTENT
"Expire""describes an instruction to delete the data in the cache memory. To retain the data, click "CON
Describe as "TENT =" Keep "".

Line 2002 describes the content for controlling the timing of transmitting a command transmitted from the interactive video recording / reproducing apparatus 500 to the network 700 side by using the meta function which is an extended function of HTML. "HTTP-EQIV =" SEND
CONTROL "" defines command transmission control. "CONTEN
T = "SendAll""is an interactive video recording / playback device 50
It describes an instruction for transmitting all commands stored in the transmission command temporary storage unit 560 of 0 all at once. To temporarily store the send command instructed this time, select "C
Describe as "ONTENT =" Reserve "".

Line 2003 uses the meta-function to communicate 60
It controls the connection with 0. "HTTP-EQIV =" Con
nect "" defines a connection to a communication medium. "CONTENT =" of
“F ″” indicates that the communication means 570 of the interactive video recording / reproducing device 500 disconnects the communication medium 600. To continue connecting to the communication medium 600, click "CONTENT =" o
n "" is described.

Line 2004 describes the display of image data.
"..." of <IMG SRC = "..."> when displaying image data
If you specify the file name in the part of, and should move to some page when the image is selected by the user,
Line 2005 shows <IM H SRC with <A HREF = "..."> and </A>
Enclose "..."> and specify the page name that changes in the "..." part of <A HREF="...">. The file storage location is described by separating the directory name with a slash (/), but if the root directory is not described, it is described by relative reference from the directory that stores the HTML file.

In FIG. 3, it is described that when the INDEX.HTM file is opened, the image file "../GIF/MENU001.GIF" is displayed. In this case, refer to the relative directory, move to the directory / WWW one level higher based on the recording position / WWW / HTML of INDEX.HTM, and then move to /WWW/GIF/MENU001.GIF.
Is displayed. The screen displayed in this way is the screen in Figure 2.
It is a still image 1011 of 1010. Further, on the display screen 1010, following the display of MENU001.GIF, the characters 1 to which the numbers “1”, “2”, and “3” are assigned to accept the user's selection operation are displayed.
013 is displayed.

When the user selects the selection button 1013 of [1] on the display screen 1010, the page is moved to the corresponding page PAGE001.HTM file. PAGE001.H
The contents of the TM file are as shown in FIG. Also in this file, control of the cache memory is performed in line 2101, and connection to the communication medium is controlled in line 2102.
The file name of the image data displayed first is VIDEO001.GIF
It has become.

Next, it is defined to display the character "how to make ethnic curry" as character information.
Finally, we define to display a select button (which is assigned "Back" in the figure) linked to the INDEX.HTM file. WWW browser uses this HTML file PEGE001.H
When the TM is opened, a display like the display screen 1020 is obtained. On the other hand, when the user selects the selection button [3] on the display screen 1010, the corresponding page PAGE003.HT is displayed.
Move to M-file.

FIG. 5 shows the contents of PAGE003.HTM. Also in this fill, control of the cache memory is performed in line 2201 and connection to the communication medium is controlled in line 2202. In this page, the image data is MENU002.GIF
The image 1031 and the display of the character information 1033 are shown. When the user selects "To the next spice" (1033), the page of spicelst.HTM is accessed and displayed.

FIG. 6 shows the file contents of spicelst.HTM. This file is a menu indicating the type of spice, and in line 2201, an instruction to retain the contents of the Cache memory is described. The screen 1040 of FIG. 2 shows an image 1041 showing various spice names and prices and character information 1043 of “return”.
Is displayed. When the user selects cumin, which is a kind of spice, on the screen 1040, "o" described in the line 2202 of FIG. 6 is displayed.
Move to "rder1.htm" file.

FIG. 7 shows the contents of the file order1.htm. The first content displayed is the underlined letters "Order of Spices" enclosed in <U> to </ U>, followed by the description in line 2401 for the image file SPICE1.GIF, "Kumin". Is displayed. further,
The description in line 2402 declares that the HTML form input function is used, and <INPUT TYPE = "described in line 2404.
This means that when the user selects submit "...>", the WWW browser drops the form input contents to a program called post-query of WWW.ethnic.XXX.XXX which is a WWW server.

As the contents of the form input, a text field <INPUT TYPE
It defines "text"...>, and the WWW browser displays a text input field. When the WWW opens this HTML-formatted file order1.htm, a display like the display screen 1050 is obtained. When the user enters the member ID in the text input field and selects the confirmation button 1043, the WWW browser displays W
The WW server confirms the received member ID, performs order acceptance processing, and returns the same HTML information as PAGE003.HTM as the page to be displayed next. As a result, the WWW browser redisplays the display screen 1030.

In this embodiment, the description of line 2401 defines that an image file called SPICE1.GIF is displayed. However, this image file may be sent from the WWW server side, or interactive video recording may be performed in advance. SPICE1.GIF in the same directory hierarchy of medium 1011
You may record this file and use this file.

Generally, when using such an image file, the WWW browser acquires the image file based on the recording location of the HTML file being displayed. In this example, the HTML file called order1.htm is www.
Since it was acquired from a WWW server called ethnic.xxx.xxx, SPI
CEI1.GIF will also be obtained from the WWW server.

Therefore, in order to display using SPICE1.GIF recorded in the interactive video recording medium 1011 in advance, whether the same file exists in the interactive video recording medium 1011 before acquiring the image file from the WWW server. Please use a WWW browser that has a search function. For example, a WWW browser having such a function may be recorded in the PC information recording area 204 of FIG. 9 under the name WWWVIEW.EXE and used. Also, if this WWW browser has a function to directly display files in the video CD information recording area (files in <VIDEO><MENU>), image files with the same pattern will be displayed in the <WWW>-<GIF> directory. The recording efficiency of the media is improved because there is no need to record the.

[0041]

As described above, according to the interactive recording / reproducing method of the present invention, the corresponding reproduction procedure is acquired from the video reproduction control data in response to the user's operation input, and the acquired reproduction procedure is followed. Since the video data is played back, interactive playback is possible.

Further, since the video data supplied by the package medium is reproduced, it is faster than the case of reproducing the video data supplied via the network, and the connection cost can be reduced.

By inducing the connection to the Internet server starting from the package medium,
Various services such as information provision service and package discount service for package media owners are possible.

Since the HTML description includes a description for selecting the data to be stored in the interactive video temporary storage means and the data to be deleted, the temporary storage means can be used effectively. Further, by including the description of the connection to the network and the control of the transmission command, the interactive video recording / reproducing system which is easier to use can be obtained.

[Brief description of drawings]

FIG. 1 is a diagram showing a configuration example of an interactive video recording / reproducing system in an embodiment of the present invention.

FIG. 2 is a diagram showing an example of a configuration of an interactive video recording / playback system in an embodiment of the present invention.

FIG. 3 is a diagram showing the contents of INDEX.HTM.

FIG. 4 is a diagram showing the contents of the PAGE001.HTM file.

FIG. 5 is a diagram showing the contents of the PAGE003.HTM file.

FIG. 6 is a diagram showing the contents of a spicelst.HTM file.

FIG. 7 is a diagram showing the contents of the order1.htm file.

FIG. 8 is a diagram showing a configuration example of an interactive video recording / reproducing system.

FIG. 9 is a diagram showing an example of a directory structure in an optical disc medium.

FIG. 10 is a diagram showing association of multimedia data.

[Explanation of symbols]

 101 Optical disc media 102 Disc identification information recording area 103 HTML information recording area 104 Multimedia information recording area 105 Execution program recording area 106 Interactive video playback means 107 Communication medium 108 Interactive video transmission means 109 Internet 110 Internet server 300 User 500 Interactive video recording / playback Device 510 Interactive video recording / playback control means 520 Optical disk playback means 530 Operation input means 540 Display means 550 Interactive video temporary storage means 560 Send command temporary storage means 570 Communication means 600 Communication medium 700 Network

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Takashi Takeuchi 292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Pref. Multimedia System Development Division, Hitachi, Ltd.

Claims (7)

[Claims] 1. A first system comprising audio, video, text, etc.
First multimedia information and first link information that associates the reproduction procedure of the first multimedia data with HTML.
A first interactive video storage means for recording as a (Hyper Text Markup Language) format file, and second link information associated with the first link information via a network from HTML (Hyper Text Markup).
Language) format second interactive video storage means for recording as a file, an interactive video device connected to a network,
In the interactive video recording / reproducing system, the interactive video device includes an interactive video playback control unit, a playback unit of the first interactive video storage unit, an operation input unit, a display unit, and an interactive video primary storage unit. The link information recorded in the first or second interactive video storage means includes a description for controlling recording or erasing of data stored in the interactive video primary storage means of the interactive video device. Play method. 2. A first system comprising audio, video, text, etc.
First multimedia information and first link information that associates the reproduction procedure of the first multimedia data with HTML.
A first interactive video storage means for recording as a (Hyper Text Markup Language) format file, and second link information associated with the first link information via a network from HTML (Hyper Text Markup).
Language) format second interactive video storage means for recording as a file, an interactive video device connected to a network,
In the interactive video recording / reproducing system, the interactive video device includes an interactive video playback control unit, a playback unit of the first interactive video storage unit, an operation input unit, a display unit, and a transmission command temporary storage unit. The link information recorded in the first or second interactive video storage means includes a description for controlling the transmission of the command stored in the transmission command primary storage means of the interactive video device, the interactive video recording / reproducing system. . 3. A first system comprising audio, video, text, etc.
First multimedia information and first link information that associates the reproduction procedure of the first multimedia data with HTML.
A first interactive video storage means for recording as a (Hyper Text Markup Language) format file, and second link information associated with the first link information via a network from HTML (Hyper Text Markup).
Language) format second interactive video storage means for recording as a file, an interactive video device connected to a network,
In the interactive video recording / reproducing system, the interactive video device includes an interactive video playback control unit, a playback unit of the first interactive video storage unit, an operation input unit, a display unit, and a communication unit connected to a network. An interactive video recording / reproducing system, characterized in that the link information recorded in the first or second interactive video storage means includes a description for controlling ON / OFF of the communication means of the interactive video device with respect to the network. 4. A first system comprising audio, video, text, etc.
First multimedia information and first link information that associates the reproduction procedure of the first multimedia data with HTML.
A first interactive video storage means for recording as a (Hyper Text Markup Language) format file, and second link information associated with the first link information via a network from HTML (Hyper Text Markup).
Language) format second interactive video storage means for recording as a file, an interactive video device connected to a network,
In the interactive video recording / reproducing system, the interactive video apparatus includes an interactive video playback control means, a playback means for the first interactive video storage means, an operation input means, a display means, an interactive video primary storage means, and a transmission means. The link information recorded in the first or second interactive video storage means includes command temporary storage means and communication means connected to the network, and the link information recorded in the interactive video primary storage means of the interactive video device is recorded. Or an interactive video recording / reproducing system characterized by including a description for controlling erasure. 5. A first system comprising audio, video, text, etc.
First multimedia information and first link information that associates the reproduction procedure of the first multimedia data with HTML.
A first interactive video storage means for recording as a (Hyper Text Markup Language) format file, and second link information associated with the first link information via a network from HTML (Hyper Text Markup).
Language) format second interactive video storage means for recording as a file, an interactive video device connected to a network,
In the interactive video recording / reproducing system, the interactive video apparatus includes an interactive video playback control means, a playback means for the first interactive video storage means, an operation input means, a display means, an interactive video primary storage means, and a transmission means. The link information recorded in the first or second interactive video storage means includes command temporary storage means and communication means connected to the network, and the link information recorded in the interactive video primary storage means of the interactive video device is recorded. Or a description for controlling erasing, a description for controlling transmission of a command stored in the transmission command temporary storage means of the interactive video device, and a description for controlling on / off of the communication means of the interactive video device with respect to the network. Features and Interactive video recording and reproducing system that. 6. An interactive image storage means usable in the interactive image recording / reproducing system according to claim 1, wherein the multimedia data is at least audio, video, text, etc. HTML associated with playback procedure
Interactive video media that stores link information as a (Hyper Text Markup Language) format file. 7. The interactive video device which can be used in the interactive video recording / playback system according to claim 1, wherein the interactive video playback control means and at least the playback means of the first interactive video storage means. Operation input means,
An interactive video device comprising a display means.