JPH0736679A - Multimedia data pressing device, system, play information package manufacturing device and player - Google Patents

Abstract

PURPOSE:To reduce the memory capacity of a multimedia data presenting device. CONSTITUTION:This device is provided with media data substance information 121 including plural media data which are different in kind, a media data control table 123 having the media data designation information and range information for segmenting media data to be presented from media data substance information 121 in the entry corresponding to media data, presentation sequence control information 122 where the entry identification data, the presenting method and presenting time for designating the entry corresponding to media data to be presented are defined and a presentation sequence control information interpretation means 112 acquiring entry identification data from the presentation sequence control information 122, acquiring media data designated information and range information from the media data control table 123 by letting the entry identifier be a key, segmenting media data from the media data substance information 121 by it and presenting the media data based on the presenting method and presenting time.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a multimedia data presentation device and system, a play information package manufacturing device and a player device. In particular, it is useful for a presentation using multimedia (a plurality of media data of different types such as moving images, still images, audio, graphics and text).

[0002]

2. Description of the Related Art Japanese Unexamined Patent Publication (Kokai) No. 63-278172 discloses a multimedia data management method in which expression information, which is a media data entity, and control information for controlling the presentation procedure of media data are managed in separate files or the same file. Has been done.

[0003]

In the above-mentioned conventional multimedia data management method, since partially different media data are treated as completely different media data, it is necessary to store partially overlapping media data. There is a problem that the memory capacity increases. In addition, since the media data is separately provided for each of the plurality of control information, it is necessary to store the same media data in duplicate for each control information, which causes a problem that the memory capacity increases. Furthermore, when the control information is changed, it is necessary to modify the media data at the same time, and there is a problem that editing and modification are not easy. Further, there is a problem that distribution of control information and media data is not considered. Therefore,
An object of the present invention is to provide a multimedia data presentation device and system, a play information package manufacturing device and a player device that can reduce the memory capacity, can be easily edited and modified, and can be distributed efficiently.

[0004]

In a first aspect, the present invention provides a media data entity information containing a plurality of different types of media data and a media for cutting out media data to be presented from the media data entity information. Data designating information and range information, presentation control information that defines a presentation method and presentation time, and media data designating information and range information are obtained from the presentation control information, and the media data is cut out from the media data entity information by the media data. And a presentation control information interpreting means for presenting based on the presentation method and presentation time. In the above configuration, the presentation control information should be presented in a media data management table having media data designation information and range information for cutting out the media data from the media data entity information in an entry corresponding to the media data to be presented. It is preferable that it is composed of an entry identifier designating the entry corresponding to the media data, and presentation order control information defining a presentation method and a presentation time.

According to a second aspect, the present invention comprises a host and an online terminal connected via a communication line, wherein the host holds media data entity information including a plurality of media data of different types and is online. The terminal includes media data designation information and range information for cutting out media data to be presented from the media data entity information, presentation control information that defines a presentation method and presentation time, and media data designation information and a range from the presentation control information. Presentation control information interpreting means for acquiring information, thereby cutting out media data from the media data entity information of the host, downloading the media data, and presenting the media data based on the presentation method and presentation time. A multimedia data presentation system is provided. In the above configuration, it is preferable that the host includes a distribution unit that distributes the presentation control information to the online terminal via the communication line. When the presentation control information is composed of the media data management table and the presentation order control information, a distribution means for distributing both the media data management table and the presentation order control information or distributing only the presentation order control information is provided. preferable.

[0006] In a third aspect, the present invention comprises a host and an online terminal connected via a communication line, and the host should present media data entity information including a plurality of different types of media data. Media data specifying information and range information for cutting out media data from the media data entity information, presentation control information defining a presentation method and presentation time, and media data specifying information and range information from the presentation control information Play information creating means for cutting out media data from the media data entity information and adding the media data to the presentation control information to create play information, and distributing means for distributing the play information to an online terminal via a communication line. The online terminal can use the distributed play information to Multimedia data presenting means for obtaining ear data designating information, thereby extracting media data added to the play information, and presenting the media data based on the presenting method and presenting time. Provide the system.

In a fourth aspect, the present invention provides media data entity information including a plurality of media data of different types, and media data designation information and range information for cutting out media data to be presented from the media data entity information. And presentation control information that defines the presentation method and presentation time, and obtains media data specifying information and range information from the presentation control information, thereby cutting out media data from the media data entity information and using the media data as the presentation control information. Provided is a play information package manufacturing device, which further comprises play information package creating means for creating play information and storing the play information in a portable storage medium, and playing from the portable storage medium. Information is read and media is created from the play information. Play information interpreting means for acquiring data specifying information, a presentation method and a presentation time, extracting media data added to the play information by the media data specifying information, and presenting the media data based on the presentation method and the presentation time. A player device is provided.

[0008]

In the multimedia data presentation device according to the first aspect, media data entity information including a plurality of different types of media data and media data designation information for cutting out media data to be presented from the media data entity information. And the range information and the presentation control information defining the presentation method and the presentation time separately, and the presentation control information interpreting means obtains the media data specifying information and the range information from the presentation control information, and thereby the media data entity. Media data is cut out from the information, and the media data is presented based on the presentation method and presentation time. Therefore, different media data can be cut out from the same media data file by changing the media data designation information and / or range information of the presentation control information, so that it is not necessary to store the media data in duplicate, and the memory capacity Can be made smaller. Also, since the same media data entity information can be shared by a plurality of presentation control information, it is not necessary to store them in duplicate, and the memory capacity can be reduced. Further, since the media data to be presented can be changed by rewriting the presentation control information without modifying the media data entity information, the scenario can be easily edited or modified.

In the multimedia data presentation system according to the second aspect, the host and the online terminal are connected via a communication line, the media data substance information is held in the host, and the presentation control information and the presentation control information are used. The online terminal is provided with presentation control information interpretation means for cutting out media data from the media data entity information of the host, downloading the media data, and presenting the media data. Therefore, since only the presentation control information needs to be distributed from the host to the online terminal via the communication line, the amount of data at the time of distribution can be reduced. Moreover, since the media data is not distributed, it is possible to prevent the media data from leaking out.

In the multimedia data presentation system according to the third aspect, a host and an online terminal are connected via a communication line, and media data entity information, presentation control information, and the media data based on the presentation control information. To the host, play information creating means for cutting out media data from the entity information and adding the media data to the presentation control information to create play information, and distributing means for distributing the play information to an online terminal via a communication line The online terminal is provided with a play information interpreting means for extracting media data from the distributed play information and presenting the media data. Therefore, since the play information needs to be distributed only once from the host to the online terminal via the communication line, the communication overhead can be reduced. In addition, the outflow of media data can be suppressed to a minimum.

In the play information package manufacturing apparatus and the player apparatus according to the fourth aspect, the play information package manufacturing apparatus stores the play information in a magnetic disk or a C disk.
It is stored in a portable storage medium such as a D-ROM or MO (magneto-optical disk), the portable storage medium is distributed, and play information is read from the portable storage medium by a player device,
The media data is taken out from the play information and presented. Therefore, the play information can be distributed regardless of the place or the distribution destination. In addition, the outflow of media data can be suppressed to a minimum.

[0012]

The present invention will be described in more detail with reference to the embodiments shown in the drawings. The present invention is not limited to this.

First Embodiment In the first embodiment, an embodiment of a multimedia data presenting device that presents media data according to presentation control information created separately from the media data entity information will be described.

FIG. 1 is a block diagram of a multimedia data presentation device according to a first embodiment of the present invention. This multimedia data presentation device 1 includes an input device 10 such as a keyboard and a screen coordinate input device, a computer 11, and a storage device 1.
2, a display device 13 (CRT or the like), and a speaker 14.

The storage device 12 stores media data substance information 121 corresponding to multimedia data, presentation order control information 122 corresponding to a scenario, and a media data management table 123.

FIG. 2 shows the media data entity information 12
It is a conceptual diagram of an example of 1. The media data entity information 121 is created by the user using a video editing device, an audio editing device, or the like. Media data substance information 12
1 includes an image data file “aaa.img” and an audio data file “aaa.snd”. As shown in FIG. 2A, the image data file “aaa.i” is displayed.
Image data of a person is stored in “mg”. For example, from the upper left coordinates (50,50) to the lower right coordinates (300,
250) in the rectangular area up to image data 1 of Mr. A.
2321 is stored. Also, the upper left coordinate (300,
The image data 12322 of Mr. B is stored in the rectangular area from 50) to the lower right coordinates (550, 250). As shown in FIG. 2B, the voice data of the speech is stored in the voice data file “aaa.snd”. For example, in the area from the time “10” to “30” from the beginning, the voice data 1 of Mr.
2311 is stored. Further, voice data 12312 of Mr. B's speech is stored in the area from the beginning to "50" to "80".

FIG. 3 is a conceptual diagram of an example of the presentation order control information 122. The presentation order control information 122 is
Created by the user using an editor. The scenario type 1210 is set to “OUT_DATA” when the multimedia data is stored outside the presentation order control information 122. When the multimedia data is stored in the presentation order control information 122, it is “IN_DATA”. In this example, since the multimedia data is external as the media data entity information 121, it is “OUT_DATA”. The media data management table name 1211 is the name of the media data management table to be referred to. In this example, it is "TABLE1".

The scenario content 1212 is a part that defines the presentation order of the media data, the entry identifier of the media data management table that defines the presented media data, and the screen layout when the media data is an image. In this example, in line 12121, the sheet “sheet1” is created as a multimedia data presentation window. In line 12122, the image data display area "image1" is created on the sheet "sheet1". Line 121
At 23, the image data of the entry identifier "1" is drawn in the image data display area "image1". Line 12124
Then, a voice reproduction button display area "soundButton1" is created on the sheet "sheet1". In line 12125, the audio data of the entry identifier "2" is output as audio when the audio reproduction button display area "soundButton1" is selected by the user. The same applies hereinafter.

FIG. 4 shows the media data management table 12
It is a conceptual diagram of an example of No. 3. The media data management table 123 is also created by the user using an editor or the like, similar to the presentation order control information 122. The entry identifier 1220 is a unique identifier attached to the entry. The file name 1221 is the file name of the media data entity information 121 (for example, “aaa.im
g ”). The media data type 1222 is the type of media data (type of image, sound, etc.).
The start position information 1223 and the end position information 1224 are
This is the range of media data to be presented. The representation method differs depending on the media data type. In the case of an image, the upper left coordinate and the lower right coordinate represent a rectangular region to be cut out, and in the case of audio, the region to be cut out is represented by the elapsed time from the beginning.

Returning to FIG. 1, the computer 11 will be described in detail. The computer 11 uses the input event control processing 111
A presentation order control information interpretation process 112, a media data cutout process 113, and a play information creation process 114.
Then, the drawing process 116 and the voice output process 117 are executed. The input event control process 111 is a process of interpreting the content input using the input device 10. The presentation order control information interpretation process 112 is a process of interpreting the presentation order control information 122. This will be described later with reference to FIG. The media data cutout process 113 is a process of cutting out the media data in the presentation range from the media data entity information 121. This will be described later with reference to FIG. The drawing process 116 is a process of displaying a character string, a figure, or an image on the display device 13. The voice output process 117 is performed by the speaker 14 for voice and music.
Is a process of outputting to.

FIG. 5 shows the presentation order control information interpretation processing 112.
FIG. In step 1119, the scenario type 1210 and the media data management table name 1211 of the header of the presentation order control information 122 are read.
In step 1120, the scenario content 1212 of the presentation order control information 122 is read in only one line. Step 112
At 1, it is determined whether the command of the read line is a display area creation command. If it is a display area creation command, step 112
Proceed to step 2, and if it is not a display area creation command, step 11
Proceed to 24. The first line 12121 of the scenario content 1212 shown in FIG. 3 is a display area creation command, and the process proceeds to step 1122.

In step 1122, a display area is created according to the display area creation command. In the display area creation command of the line 12121, as shown in FIG.
The sheet 131 is created. In step 1123, it is determined whether there are any unprocessed lines remaining in the scenario content 1212. If an unprocessed row remains, the process returns to step 1120, and if no unprocessed row remains, the process ends. Since unprocessed rows remain, the process returns to step 1120.

In step 1120, the next line 12122 of the scenario content 1212 shown in FIG. 3 is read. The line 12122 is a display area creation command, and step 1
Proceed to 122. In step 1122, the line 1212
An image data display area 1310 is created as shown in FIG. At step 1123, since there is an unprocessed row, the process returns to step 1120.

In step 1120, the next line 12123 of the scenario content 1212 shown in FIG. 3 is read. Since the line 12123 is not a display area creation command, the process proceeds to step 1124. In step 1124, it is determined whether the command in the read line is a media data presentation command. If it is a media data presentation command, the media data cutout process 113 is executed, and if it is not a media data presentation command, the process proceeds to step 1123. Since the line 12123 is a media data presentation command, the media data cutout process 113 is executed.

FIG. 6 shows a media data cutting process 11
3 shows a flow chart of FIG. In step 1130, the entry identifier is extracted from the media data presentation command. For example, the entry identifier “1” is extracted from the media data presentation command on the line 12123. In step 1131, the media data management table 123 is searched using the entry identifier as a key, and the description content of the entry is extracted. For example, using the entry identifier “1” as a key, the file name “aaa.img”, the media data type “image”, the start position information “(50,50)”, and the end position information from the media data management table 123 of FIG. "(300, 2
50) ”is extracted. In step 1132, the media data corresponding to the description content of the entry is cut out. For example, the file name“ aaa. For img ”, media data type“ image ”, start position information“ (50,50) ”and end position information“ (300,250) ”, from the image data file of FIG. The media data type is determined in step 1133. If the media data type is “image”, the drawing process 11 is performed.
6 is executed, and the image data cut out in step 1132 is drawn in the image data display area. If it is "voice", a voice output process 117 is executed, and the voice data cut out in the step 1132 is voice-outputted. Then, the process returns to step 1123 of FIG. For example, for the row 12123, as shown in FIG. 7C, the image data of Mr. A is drawn in the image data display area 1310, and then,
Returning to step 1123 of FIG.

Returning to FIG. 5, step 1123, since there are unprocessed lines remaining, the process returns to step 1120. In step 1120, the scenario contents 1212 shown in FIG.
The next line 12124 is read. Since the line 12124 is a display area creation command, the process proceeds to step 1122. In step 1122, the voice reproduction button display area 1311 is created as shown in FIG. 7D by the display area creation command in the row 12124. Step 1
At 123, since there is an unprocessed row, the process returns to step 1120.

In step 1120, the next line 12125 of the scenario content 1212 shown in FIG. 3 is read. Since the line 12125 is not a display area creation command, the process proceeds to step 1124. In step 1124, the line 12
Since 125 is the media data presentation command, the media data cutout process 113 is executed.

The media data cut-out processing 113 shown in FIG.
Then, in step 1130, the entry identifier “2” is extracted from the media data presentation command in the line 12125. In step 1131, the file name "aaa.snd", media data type "voice", start position information "10" and end position information "from the media data management table 123 of FIG. 4 are used with the entry identifier" 2 "as a key. Take out the 30 ". In step 1132, the file name “aaa.snd”, the media data type “voice”, the start position information “10”, and the end position information “3”.
2 ”, the voice data of Mr. A is cut out from the voice data file of FIG. 2B. In step 1133, the type of the media data cut out in step 1132 is“ voice ”, and therefore voice output Processing 117 is executed to output the voice data of Mr. A when the voice reproduction button display area 1311 is pressed, and then the process returns to step 1123 of Fig. 5. In the same manner, the multimedia data presentation is advanced. .

According to the multimedia data presentation device 1 of the first embodiment, the media data management table 123 is provided.
By changing the start position information 1223 and the end position information 1224, different media data can be cut out from the same media data file, so that it is not necessary to store the media data in duplicate and the memory capacity can be reduced. Also, a plurality of presentation order control information 1
Since the same media data can be presented by sharing the same media data management table 123 at 22, the same media data need not be stored redundantly, and the memory capacity can be reduced. Furthermore, the presentation order control information 122 can be obtained without modifying the media data entity information 121.
Alternatively, the media data to be presented can be changed only by rewriting the media data management table 123. Therefore, it becomes easy to edit and modify the scenario.

Second Embodiment In the second embodiment, a multimedia data presentation system in which only presentation control information is distributed from the host by communication and media data is presented by the online terminal, and play information is distributed by communication from the host. Multimedia data presentation system for presenting media data with online terminal, play information package manufacturing apparatus and player for storing play information in portable information storage medium, distributing the portable information storage medium, and presenting media data with a player device Three embodiments of the device will be described simultaneously.

8 and 9 are block diagrams of a multimedia data presentation system according to a second embodiment of the present invention. This multimedia data presentation system S1 is composed of a host 1'and online terminals 3, 3'connected by a network 2 shown in FIG. 8 and a player device 4 shown in FIG.

In addition to the configuration of the multimedia data presentation device 1 (FIG. 1) of the first embodiment, the host 1'includes a computer 1
1'play information creation processing 114 and distribution processing 115
And the communication control process 118 can be executed. Further, the play information 124 can be stored in the storage device 12 '. Furthermore, the MO disk drive 15 is provided.

FIG. 10 is a flow chart of the distribution processing 115. In step 1151, it is determined whether the distribution destination of the information for presenting the multimedia data is connected to the network 2. If it is connected to the network 2, the process proceeds to step 1152. If it is not connected to the network 2, the process proceeds to step 1156. Therefore, if the distribution destination is the online terminal 3, 3 ', the process proceeds to step 1152, and if the distribution device is the player device 4, the process proceeds to step 11
Proceed to 56.

In step 1152, the presentation order control information 12 is displayed according to the type and contract of the distribution destination online terminal.
It is determined whether 2 is distributed or the play information 124 is distributed. If the presentation order control information 122 is to be distributed, the process proceeds to step 1153. If the play information 124 is to be distributed, the process proceeds to step 1154. In this example, if the distribution destination is the online terminal 3, the process proceeds to step 1153, and if it is the online terminal 3 ′, the process proceeds to step 1154.

At step 1153, only the presentation order control information 122 is transmitted to the distribution destination online terminal 3 via the network 2 by the communication control processing 118, and the processing ends.

At step 1154, a play information creating process 114 is executed. FIG. 11 shows a play information creation process 1
14 shows a flow chart of 14. In step 1140, the presentation order control information 122 is copied as it is to the play information 124.
And Thereby, for example, the presentation order control information 1 of FIG.
The same as 22 is generated as the play information 124.
At step 1141, the scenario type 1210 of the play information 124 is changed to "IN_DATA". This allows
For example, the scenario type 12 of the play information 124 in FIG.
10 and scenario contents 1212 (media data portion 1240 has not been generated yet).

In step 1142, the play information 124
One line is read from the scenario content 1212 of. In step 1143, it is determined whether the command in the read line is a media data presentation command. If it is a media data presentation command, the process proceeds to step 1144, and if it is not a media data presentation command, the process proceeds to step 1148. At step 1144, the entry identifier is extracted from the media data presentation command. In step 1145, the media data management table 123 is searched for an entry using the entry identifier as a key. In step 1146, the media data corresponding to the description content of the entry is cut out. In step 1147, the entry identifier and the cut out media data are added to the play information 124. For example, as shown in FIG. 12, media data presentation command 1
An entry identifier and media data 12321 are added to 2123.

In step 1148, the scenario contents 12
It is determined whether or not there is an unprocessed row in 12. If there is an unprocessed row, the process returns to step 1142. If no unprocessed lines remain, the process ends. As described above, for example, the play information 124 as shown in FIG. 12 is created and stored in the storage device 12 ′.

Returning to FIG. 10, in step 1155, the play information 124 is transmitted by the communication control processing 118 via the network 2 to the distribution destination online terminal 3 ', and the processing ends.

On the other hand, in step 1156, the play information creating process 114 is executed as in step 1154. At step 1157, the play information 124 is set to M
The O disk drive 15 is used to write to the MO disk. Then, the process ends. The MO disc is
It is carried to the player device 4.

Returning to FIG. 8, the online terminal 3 includes an input device 30, a computer 31, a storage device 32, and a display device 3.
3 and a speaker 34. Calculator 31
Executes an input event control process 111, a presentation order control information interpretation process 112 ′, a drawing process 116, a voice output process 117, and a communication control process 118. The storage device 32 stores the presentation order control information 122.

FIG. 13 is a flow chart of the presentation order control information interpretation processing 112 'in the online terminal 3. In step 1119 ', the scenario type 1210 of the header of the presentation order control information 122 is read. Step 112
In 0 ', the scenario content 12 of the presentation order control information 122
Read 12 only one line. In step 1121 ', it is determined whether or not the command in the read line is a display area creation command. If it is a display area creation command, the procedure proceeds to step 1122 '. If it is not a display area creation command, step 1124'.
Proceed to. In step 1122 ', a display area is created according to the display area creation command. In step 1123 ′, it is determined whether or not there are unprocessed lines remaining in the scenario content 1212. If there are unprocessed lines remaining, the above step 11 is performed.
Returning to step 20, if there are no unprocessed lines remaining, the process ends. In step 1124 ', it is determined whether or not the command in the read line is a media data presentation command. If it is a media data presentation command, media data communication cut-out processing 11
3 ′ is executed, and if it is not a media data presentation command, the process proceeds to step 1123 ′.

FIG. 14 shows a flow chart of the media data communication cutout processing 113. In step 1130, the entry identifier is extracted from the media data presentation command.
In step 1131 ′, the communication control processing 118
The media data management table 123 of the host 1'is searched by using the entry identifier as a key, and the description content of the entry is extracted. In step 1132 ', the communication control processing 118 cuts out the media data corresponding to the description content of the entry from the media data entity information 121 of the host 1'. At step 1133, the media data type is determined. If the media data type is "image", the drawing process 116 is executed, and the image data cut out in step 1132 is drawn in the image data display area.
If it is "voice", a voice output process 117 is executed, and the voice data cut out in the step 1132 is voice-outputted. And it returns to step 1123 'of FIG.

Returning to FIG. 8, the online terminal 3'includes an input device 30, a computer 31 ', a storage device 32', a display device 33, and a speaker 34. The computer 31 ′ executes an input event control process 111, a play information interpretation process 411, a drawing process 116, a voice output process 117, and a communication control process 118. The storage device 32 stores the play information 124.

FIG. 15 is a flow chart of the play information interpretation processing 411 in the online terminal 3 '. Step 4
110, the scenario content 1212 of the play information 124
Read only one line. In step 4111, it is determined whether the command in the read line is a display area creation command. If it is a display area creation command, the process proceeds to step 4112, and if it is not a display area creation command, the process proceeds to step 4114. In step 4112, a display area is created according to the display area creation command. In step 4113, it is determined whether there are any unprocessed lines remaining in the scenario content 1212. If there are unprocessed rows remaining, the process returns to step 4110, and if there are no unprocessed rows remaining, the processing ends. Step 4
At 114, it is determined whether the command in the read line is a media data presentation command. If it is a media data presentation command, the procedure proceeds to step 4115. If it is not a media data presentation command, the procedure proceeds to step 4113.

At step 4115, the entry identifier is extracted from the media data presentation command. Step 411
In 6, the media data part 1240 is searched using the entry identifier as a key, and the corresponding media data is extracted. In step 4117, the type of the extracted media data is determined. If the type is "image", drawing process 1
16 is executed, and the image of the extracted media data is drawn in the image data display area. If it is "voice", a voice output process 117 is executed, and the voice of the extracted media data is voice output. Then, the process proceeds to step 4113.

Returning to FIG. 9, the player device 4 includes an input device 40, a calculator 41, a storage device 42, and a display device 43.
And a speaker 44 and an MO disk drive 45. The computer 41 uses the input event control processing 111, the play information interpretation processing 411, and the drawing processing 11
6 and the function of voice output processing 117. Storage device 4
2 stores play information 124. When the MO disk manufactured by the host 1 ′ is set in the MO disk drive 45, the computer 41 reads the play information 124 and stores it in the storage device 42. Then, the play information interpretation processing 411 described above is executed.

According to the multimedia data presentation system S1 of the second embodiment, if only the presentation order control information 122 is distributed, communication for distribution and communication of media data several times are required. The amount of data per communication can be reduced. In addition, the outflow of media data can be prevented. Further, when the play information 124 is distributed, it is sufficient to distribute it only once. In addition, the outflow of media data can be suppressed to a minimum.

-Other Embodiments-In the first and second embodiments, the media data management table 123 was used.
The same information as 3 may be described in the scenario content 1212 of the presentation order control information 122, and the media data management table 123 may be omitted. In addition, scenario contents 12
Although 12 is expressed in a language format, it may be expressed in a table format. In the second embodiment, only the presentation order control information 122 is distributed to the online terminal 3 via the network 2, and the media data management table 123 and the media data substance information 121 are shared by the host 1 ′ and the online terminal 3. However, the presentation order control information 12
2 and the media data management table 123 may be distributed, and only the media data substance information 121 may be shared by the host and the online terminal.

[0050]

According to the multimedia data presentation device of the present invention, the following effects can be obtained. (1) Since different media data can be cut out from the same media data file by changing the range information cut out from the media data file, it is not necessary to store the media data in duplicate, and the memory capacity can be reduced. (2) Since the same media data entity information can be shared by a plurality of presentation control information, it is not necessary to store them in duplicate, and the memory capacity can be reduced. (3) Since the media data to be presented can be changed just by rewriting the presentation control information without modifying the media data entity information, the scenario can be easily edited or modified.

According to the multimedia data presentation system, the play information package manufacturing apparatus and the player apparatus of the present invention, the following effects can be obtained. (4) If only the presentation control information is distributed, communication for distribution and communication of media data several times are required.
The amount of data per communication can be reduced. In addition, the outflow of media data can be prevented. (5) When distributing play information, it is sufficient to distribute the play information only once. In addition, the outflow of media data can be suppressed to a minimum.

(6) When distributing a portable storage medium,
Distribution will be possible regardless of location or distribution destination.

[Brief description of drawings]

FIG. 1 is a block diagram of a multimedia data presentation device according to a first exemplary embodiment of the present invention.

FIG. 2 is a conceptual diagram of media data entity information.

FIG. 3 is a view showing an example of presentation order control information.

FIG. 4 is a view showing an example of a media data management table.

FIG. 5 is a flowchart of presentation order control information interpretation processing.

FIG. 6 is a flowchart of media data cutout processing.

FIG. 7 is an explanatory diagram of a display screen.

FIG. 8 is a block diagram of a multimedia data presentation system according to a second exemplary embodiment of the present invention.

FIG. 9 is a block diagram of a player device.

FIG. 10 is a flowchart of distribution processing.

FIG. 11 is a flowchart of a play information creation process.

FIG. 12 is a configuration diagram of play information.

FIG. 13 is a flowchart of a presentation order control information interpretation process.

FIG. 14 is a flowchart of media data communication cutout processing.

FIG. 15 is a flowchart of a play information interpretation process.

[Explanation of symbols]

 1 multimedia data presentation device S1 multimedia data presentation system 1'host 2 network 3,3 'online terminal 4 player device 11, 11', 31, 31 ', 41 computer 12, 12', 32, 32 ', 42 storage Device 13, 33, 43 Display device 14, 34, 44 Speaker 15, 45 MO disk drive 112 Scenario content interpretation process 113 Media data cutout process 113 'Media data communication cutout process 114 Play information creation process 115 Distribution process 116 Drawing process 117 Voice Output process 118 Communication control process 121 Media data substance information 122 Presentation order control information 123 Media data management table 124 Play information 411 Play information interpretation process

Claims (11)

[Claims] 1. Media data entity information including a plurality of different types of media data, media data designation information and range information for cutting out media data to be presented from the media data entity information, presentation method, and presentation time are defined. Presentation control information, and presentation control for obtaining media data specifying information and range information from the presentation control information and cutting out media data from the media data entity information thereby presenting the media data based on the presentation method and presentation time An apparatus for presenting multimedia data, comprising: an information interpreting means. 2. A host and an online terminal connected via a communication line, wherein the host holds the media data substance information of claim 1, and the online terminal has the presentation control information of claim 1 and the presentation control information thereof. Interpretation of presentation control information that obtains media data designation information and range information from presentation control information, cuts out and downloads media data from the media data entity information of the host thereby, and presents the media data based on the presentation method and presentation time. A multimedia data presentation system comprising: 3. The multimedia data presentation system according to claim 2, wherein the host further comprises distribution means for distributing presentation control information to the online terminal via a communication line. system. 4. An entry corresponding to media data entity information including a plurality of different types of media data, and media data designation information and range information for cutting out media data to be presented from the media data entity information. The media data management table, the presentation order control information defining the entry identifier for designating the entry corresponding to the media data to be presented, the presentation method, and the presentation time, and acquiring the entry identifier from the presentation order control information. Using the entry identifier as a key, the media data designation information and range information are acquired from the media data management table, and the media data is cut out from the media data substance information, and the media data is presented based on the presentation method and presentation time. A multimedia data presentation device comprising presentation order control information interpretation means. 5. A host and an online terminal connected via a communication line, wherein the host holds the media data entity information and media data management table of claim 4, and the online terminal presents the presentation of claim 4. The order control information and the entry identifier from the presentation order control information are acquired, the media data specifying information and the range information are acquired from the media data management table of the host by using the entry identifier as a key, and from the media data substance information of the host A multimedia data presentation system comprising: presentation order control information interpretation means for cutting out and downloading media data and presenting the media data based on the presentation method and presentation time. 6. The multimedia data presentation system according to claim 5, wherein the host comprises distribution means for distributing the presentation order control information to the online terminal via the communication line. system. 7. A host and an online terminal connected via a communication line, wherein the host holds the media data entity information of claim 4, and the online terminal holds the media data management table and presentation of claim 4. The order control information and the entry identifier from the presentation order control information are acquired, the media data specifying information and the range information are acquired from the media data management table by using the entry identifier as a key, and thereby the media data from the media data entity information of the host And a presentation order control information interpreting means for presenting the media data based on the presentation method and presentation time. 8. The multimedia data presentation system according to claim 7, wherein the host further comprises a distribution means for distributing the media data management table and the presentation order control information to the online terminal via the communication line. And multimedia data presentation system. 9. A media data entity information, which comprises a host and an online terminal connected via a communication line, the media data entity information containing a plurality of different types of media data, and the media data to be presented, said media data entity information. The media data specifying information and range information for cutting out from the presentation control information defining the presentation method and the presentation time, and the media data specifying information and the range information from the presentation control information, thereby obtaining the media data from the media data entity information. A play information creating means for creating play information by adding the media data to the presentation control information and distributing means for distributing the play information to an online terminal via a communication line. Get media data specification information from the played information A multimedia data presentation system comprising play information interpretation means for extracting media data added to the play information and presenting the media data based on the presentation method and presentation time. 10. Media data entity information including a plurality of different types of media data, media data designation information and range information for cutting out media data to be presented from the media data entity information, presentation method, and presentation time are defined. The presentation control information, the media data specifying information and the range information are obtained from the presentation control information, and the media data is cut out from the media data substance information thereby, and the media data is added to the presentation control information to create play information. A play information package manufacturing apparatus comprising: a play information package creating means for storing the play information in a portable storage medium. 11. The play information is read from the portable storage medium according to claim 10, the media data designation information, the presentation method, and the presentation time are acquired from the play information and added to the play information by the media data designation information. A player device comprising play information interpretation means for extracting media data and presenting the media data based on the presentation method and presentation time.