JP2002204432A - Audio visual system, synchronizing reproduction method and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an audio visual system that can reproduce a desired combination of music and a video image that are properly cross-referenced. SOLUTION: A hard disk 32 stores video information being a reproduction object that is downloaded from a prescribed management site through a network 5. Furthermore, the hard disk 32 stores a link table where identification information to identify prescribed music and stored video information are cross- referenced with each other. An arithmetic processing section 31 identifies music to be reproduced when a reproduction device 1 reproduces a prescribed CD and identifies video information corresponding to the music of the reproduction object from the video information stored in the hard disk 32 according to the link table. Then the arithmetic processing section 31 reproduces the identified video information synchronously with the reproduction of the music started by the reproduction device 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an audiovisual system, a synchro reproduction method, and a recording medium capable of reproducing music and video in a desired combination in an appropriate correspondence.

[0002]

2. Description of the Related Art Music CDs (Compact Discs) and MDs
With the spread of (minidisc) etc., CD players and MDs
A playback device represented by a player or the like has been widely used as one of the most popular music playback devices. Such a reproducing apparatus manages a plurality of pieces of music information recorded on a CD or the like by using track numbers. Then, various music pieces can be reproduced using the track numbers. For example, the reproducing device reproduces the target music information in the order of the track number selected by the user by the program reproducing function. Moreover, the music information of the track number selected by the random number can be sequentially reproduced by the random reproduction function.

In recent years, Video-CD and CD-EX
Discs on which music information and video information are recorded, such as TRA, are also known. Such a disc is called Vi
Playback is performed by a multimedia playback device conforming to the deo-CD standard or the like. At this time, not only music but also video is played back.

[0004]

As described above, the CD
A reproducing device such as a player reproduces only music information recorded on a music CD or the like, and cannot reproduce video information. Therefore, in order to simultaneously play back the music information and the video information, it is necessary to use V
This had to be done by playing back an video-CD or the like.

[0005] However, since the conventional multimedia reproducing apparatus simply reproduces the music information and the video information recorded in advance on a Video-CD or the like as it is, the music information and the video information which the user prefers can be stored. They cannot be combined and played freely. In addition, Video-
CDs and the like are not commercially available, and there have been many requests from users to reproduce music information recorded only on a music CD or the like in combination with arbitrary video information.

The present invention has been made in view of the above situation, and provides an audio-visual system, a synchro reproduction method, and a recording medium that can reproduce a desired combination of music and video in an appropriate correspondence. The purpose is to:

[0007]

In order to achieve the above object, an audiovisual system according to a first aspect of the present invention comprises a video information storage means for storing video information to be reproduced and a predetermined music piece. Link information storage means for storing link information for associating identification information to be associated with video information stored in the video information storage means; music reproduction means for reproducing music in accordance with the recorded music information; A video playback unit that plays back a video according to the stored video information; and a music that is played back by the music playback unit. The video corresponding to the music to be played back is identified according to the link information stored in the link information storage unit. Specifying means for specifying the video information stored in the information storage means; and controlling the video reproducing means to control the video information specified by the specifying means. And characterized in that and a reproduction control means for reproducing in correspondence with the reproduction of music to be reproduced by said music reproducing means.

According to the present invention, the video information storage means comprises:
For example, it stores video information to be played back downloaded from a predetermined site via the Internet. The link information storage unit stores link information that associates identification information for identifying a predetermined music piece with video information stored in the video information storage unit. The music reproducing means reproduces the music according to the recorded music information. The video reproduction means reproduces a video according to the video information stored in the video information storage means. The specifying means identifies the music reproduced by the music reproducing means, and specifies the video information stored in the video information storage corresponding to the music to be reproduced according to the link information stored in the link information storage. The reproduction control means controls the video reproduction means and reproduces the video information specified by the specification means in association with the reproduction of the music reproduced by the music reproduction means. As a result, it is possible to reproduce the music and the video in a desired combination in an appropriate manner.

[0009] To achieve the above object, an audiovisual system according to a second aspect of the present invention is a communication means for communicatively connecting a management server for managing video information via a network and receiving video information from the management server. Video information storage means for storing video information received by the communication means, music reproduction means for reproducing music in accordance with the recorded music information, identification information for identifying the music and the video information stored in the video information storage means Input means for inputting link information to be associated with video information, link information storage means for storing the link information input by the input means, and video reproduction for reproducing a video according to the video information stored in the video information storage means Means for identifying the music reproduced by the music reproduction means, and according to the link information stored in the link information storage means. Specifying means for specifying the associated video information stored in the video information storage means, controlling the music reproduction means to start reproduction of music, controlling the video reproduction means, And reproduction control means for reproducing the video information specified by the above in association with the reproduction of the music.

[0010] According to the present invention, the communication means is communicatively connected to the management server that manages the video information, for example, via the Internet, and receives the video information from the management server. The video information storage unit stores the video information received by the communication unit. The music reproducing means reproduces the music according to the recorded music information. The input means inputs link information for associating the identification information for identifying the music with the video information stored in the video information storage means. The link information storage unit stores link information (for example, a link table) input by the input unit. The video reproduction means reproduces a video according to the video information stored in the video information storage means. The specifying means identifies the music played by the music playing means, and specifies the associated video information stored in the video information storage according to the link information stored in the link information storage. The reproduction control means controls the music reproduction means to start reproduction of the music and controls the video reproduction means,
The video information specified by the specifying means is reproduced in association with the reproduction of the music. As a result, it is possible to reproduce the music and the video in a desired combination in an appropriate manner.

[0011] To achieve the above object, an audiovisual system according to a third aspect of the present invention comprises a playback device for playing back music information and a control device for controlling the playback device via a predetermined interface. A connected audiovisual system, wherein the playback device plays back music in accordance with the recorded music information;
An identification information transmitting means for transmitting identification information for identifying a music to be reproduced by the music reproducing means to the control device, and a control information receiving means for receiving predetermined control information sent from the control device, Communication means for communicating via a network to a management server that manages video information and receiving video information from the management server;
Video information storage means for storing the video information received by the communication means; and link information for associating the identification information sent from the playback device by the identification information transmission means with the video information stored in the video information storage means. Input means, link information storage means for storing link information input by the input means, video playback means for playing back video according to video information stored in the video information storage means, and playback by the music playback means. Identification means for identifying a song to be reproduced by the device and identifying associated video information stored in the video information storage means according to the link information stored in the link information storage means; and the control information receiving means By sending control information to,
Playback control for controlling the music playback means to start playback of music in a playback device, controlling the video playback means, and playing the video information specified by the identification means in association with the playback of the music. And means.

According to the present invention, the music reproducing means of the reproducing device reproduces the music according to the recorded music information. The identification information transmitting means transmits identification information for identifying the music to be reproduced by the music reproducing means to the control device. The control information receiving means receives predetermined control information sent from the control device. On the other hand, the communication means of the control device
For example, a communication connection is made to the management server that manages the video information via the Internet, and the video information is received (downloaded) from the management server. The video information storage unit stores the video information received by the communication unit. The input means inputs link information for associating the identification information sent from the playback device by the identification information transmitting means with the video information stored in the video information storage means. The link information storage unit stores link information (for example, a link table) input by the input unit. The video reproduction means reproduces a video according to the video information stored in the video information storage means. The specifying means identifies the music reproduced by the reproducing device by the music reproducing means, and specifies the associated video information stored in the video information storage according to the link information stored in the link information storage. The reproduction control unit controls the music reproduction unit by transmitting the control information to the control information reception unit to start reproduction of the music by the reproduction device,
The video playback unit is controlled, and the video information specified by the specifying unit is played back in association with the music playback. As a result,
It is possible to reproduce the music and video in a desired combination in an appropriate manner.

In order to achieve the above object, a synchronized playback method according to a fourth aspect of the present invention comprises a music playback step of playing music in accordance with recorded music information, and a predetermined music playback step of storing video information to be played. A video playback step of playing back a video in accordance with the video information stored in the storage unit; and a music played in the music playback step are identified, and the music and the video correspond to the music to be played according to link information associated with the video. A specifying step of specifying the video information stored in the storage unit, and controlling the video reproducing step to associate the video information specified in the specifying step with the reproduction of the music reproduced in the music reproducing step. And a reproduction control step of performing reproduction.

According to the present invention, the music reproduction step includes:
The music is reproduced according to the recorded music information. The video reproduction step reproduces a video according to the video information stored in a predetermined storage unit that stores video information to be reproduced.
The specifying step identifies the music to be reproduced in the music reproducing step, and specifies the video information stored in the storage unit corresponding to the music to be reproduced according to the link information in which the music and the video are associated. The reproduction control step controls the video reproduction step, and reproduces the video information specified in the specific step in association with the reproduction of the music reproduced in the music reproduction step. As a result, it is possible to reproduce the music and the video in a desired combination in an appropriate manner.

[0015] To achieve the above object, a recording medium according to a fifth aspect of the present invention comprises a music reproduction step for reproducing music in accordance with recorded music information, and a predetermined storage for storing video information to be reproduced. A video playback step of playing back a video according to the video information stored in the section, and a music piece to be played back in the music piece playback step is identified, and the music piece corresponding to the music piece to be played back is identified according to the link information in which the music piece and the video piece are linked. A specifying step of specifying the video information stored in the unit, and controlling the video reproducing step, and causing the video information specified in the specifying step to correspond to the reproduction of the music reproduced in the music reproducing step. A program for causing a computer to execute a synchro reproduction method having a reproduction control step of reproducing is recorded.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An audiovisual system according to an embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing an example of an audiovisual system applied to an embodiment of the present invention. As shown in FIG. 1, the audiovisual system includes a playback device 1, a personal computer (personal computer) 3, and a management site 7, and the personal computer 3 and the management site 7 are connected via a network 5 such as the Internet. ing. The playback device 1 and the personal computer 3 are connected via a predetermined signal cable.

First, the reproducing apparatus 1 will be described. The reproducing apparatus 1 is composed of, for example, a CD player for reproducing a CD (compact disk) and is connected to the personal computer 3 via a predetermined signal cable. Hereinafter, the reproducing apparatus 1 will be described with reference to FIG. FIG. 2 is a block diagram illustrating an example of the configuration of the playback device 1. As shown, the playback device 1 includes a processing control unit 11 and a signal processing circuit 1.
2, an optical pickup 13, a servo circuit 14, an interface 15, an operation unit 16, a display unit 17, a memory 18, and a DAC 19.

A CD to be reproduced by the reproducing apparatus 1
Has a structure as shown in FIG. 3A, and FIG.
The predetermined data is recorded in an image as shown in FIG. FIG. 3C is a diagram showing the data structure of the TOC information recorded in the TOC shown in FIG. 3B and the like.

Returning to FIG. 2, the processing control unit 11
(Central Processing Unit) and peripheral LSI (Large S)
and a one-chip microcomputer including a cal integration, and controls the entire reproduction apparatus 1. Specifically, processing control unit 1
1 controls the signal processing circuit 12 and the like to control the CD to be reproduced.
Is read out and output as music sound via the DAC 19 or the like. The processing control unit 11
Is the TO recorded on the CD as shown in FIG.
The C information is read, and the read TOC information is supplied to the personal computer 3 via the interface 15 or the like. Further, the processing control unit 11 receives a control command sent from the personal computer 3, and performs a reproducing operation or the like according to the received control command.

The signal processing circuit 12 includes an optical pickup 13
And the servo circuit 14 and the like to obtain music information recorded on the CD. The signal processing circuit 12 converts the acquired music information into a digital music signal and supplies the digital music signal to the DAC 19 and the like. The optical pickup 13 irradiates a laser beam of a predetermined wavelength toward the recording surface of the CD, receives the reflected light, and converts the reflected light into an electric signal. Then, the converted electric signal is supplied to the signal processing circuit 12 as music information or the like.

The servo circuit 14 controls the drive of a spindle motor for rotating the turntable, and drives the CD mounted on the turntable to rotate at a predetermined rotation speed. Further, the servo circuit 14 controls the drive of a thread motor for moving the optical pickup 13 in parallel in the radial direction of the CD, and moves the optical pickup 13 to a predetermined position on the recording surface of the CD.

The interface 15 is, for example, a USB
(Universal Serial Bus) interface, etc.
PC 3 connected via a predetermined signal cable
The transmission and reception of predetermined data is performed between the device and the device. The operation unit 16
It consists of predetermined button switches and rotary switches, etc.
Instruction information and the like according to the user's operation are input, and the input information is supplied to the processing control unit 11. For example, the operation unit 16
Supplies information for instructing reproduction of a CD to the processing control unit 11 when a specific button switch is pressed by the user.

The display unit 17 is an LCD (Liquid Crystal D)
It is controlled by the processing control unit 11 and displays characters and the like indicating the operation status of the playback apparatus 1 and the like. The memory 18 is a RAM (Random Access Memory)
And the like, and temporarily stores music information and the like read from the CD by the processing control unit 11. A DAC (digital / analog converter) 19 converts the digital music signal supplied from the signal processing circuit 12 into an analog music signal,
The converted music signal is output as sound (music sound) via a predetermined amplifier, speaker, and the like.

Next, returning to FIG. 1, the personal computer 3 will be described. The personal computer 3 controls the playback apparatus 1 connected via a predetermined signal cable, and communicates with a predetermined management site 7 via a network 5 to acquire arbitrary video information from the management site 7. Hereinafter, the personal computer 3 will be described with reference to FIG. FIG. 4 is a block diagram illustrating an example of the configuration of the personal computer 3. As illustrated, the personal computer 3 includes an arithmetic processing unit 31, a hard disk 32, a communication processing unit 33, an instruction input unit 34, a memory 35, an image processing unit 36, an image display unit 37, an interface 38, Consists of

The arithmetic processing unit 31 comprises a CPU and the like, and controls the entire personal computer 3. Specifically, the arithmetic processing unit 31
It controls the communication processing unit 33 and makes a communication connection with a predetermined management site 7 via the network 5. And management site 7
And downloads the desired video information to the hard disk 32. The arithmetic processing unit 31 controls the playback device 1 via the interface 38, and plays back the video information stored in the hard disk 32 in synchronization with the music played by the playback device 1.

The hard disk 32 is composed of a magnetic disk or the like having a predetermined capacity, and stores video information 32a, a video management table 32b, a link table 32c, and the like as shown in FIG. The video information 32a is stored in the management site 7
From a plurality of files (video files of a predetermined format) downloaded from the Internet. It should be noted that the video information 32a is appropriately read out by the arithmetic processing unit 31 for video playback.

The video management table 32b stores each video information 3
This is a table for managing 2a, and includes a video ID, a file name, a reproduction time, a download date and time, and the like as shown in FIG. The video ID is for each video information 3
ID for identifying 2a (each file). The file name is the name of each piece of video information 32a set at the time of downloading or the like. The playback time is based on each video information 3
Each time required when 2a is reproduced is shown, and the download date and time shows each date and time when each video information 32a was downloaded from the management site 7.

The link table 32c is a table for associating (linking) music information that can be reproduced by the reproducing apparatus 1 with arbitrary video information 32a, and is a TOC.
Information, Tno (song number), and video ID. TO
The C information includes, for example, the total number of songs (the total number of tracks), the total playback time (minutes: seconds: frames), and the like. Also, Tn
o (song number) is the track number of the song in the CD. It should be noted that the CD reproduced by the reproducing device 1 and the music are identified by the TOC information and Tno. The video ID is an ID for identifying each video information 32a, and is used to indicate the same video ID in the video management table 32b.

Returning to FIG. 4, the communication processing unit 33 is composed of a modem, a TA (Terminal Adapter), and the like.
1 and communicates with a predetermined management site 7 via the network 5 to transmit and receive predetermined data. The instruction input unit 34 includes a keyboard, a mouse, and the like, and supplies predetermined instruction information according to a user operation to the arithmetic processing unit 31. For example, the instruction input unit 34 inputs selection information for associating arbitrary music and video according to a user's keyboard operation, and supplies the selection information to the arithmetic processing unit 31.

The memory 35 is composed of a RAM or the like, and stores information and the like required when the arithmetic processing unit 31 executes a link registration process and a video reproduction process described later. Image processing unit 3
Reference numeral 6 denotes a graphic controller and the like, which is controlled by the arithmetic processing unit 31 and generates predetermined image data to be displayed on the image display unit 37.

The image display unit 37 is composed of a CRT, an LCD, or the like, and displays a predetermined image or the like according to the image data generated by the image processing unit 36. Interface 38
Is composed of, for example, a USB interface and transmits / receives predetermined data to / from the playback device 1 connected via a predetermined communication cable.

Returning to FIG. 1, for example, the management site 7
A Web site that manages multimedia information including video information and the like. The Web site includes a multimedia information server 71 and a database 72, and is communicatively connected to the personal computer 3 via the network 5. Multimedia information server 71
Is composed of, for example, a general-purpose workstation provided with a communication control device and the like, and transmits and receives predetermined data to and from the personal computer 3 via the network 5. The database 72 stores at least predetermined video information (a plurality of video files of a predetermined format or the like). The database 72
Is read by the multimedia information server 71 and transmitted to the personal computer 3 via the network 5.

The operation of the audiovisual system according to the embodiment of the present invention will be described below with reference to the drawings. First, a link registration process performed by the arithmetic processing unit 31 of the personal computer 3 will be described with reference to a flowchart of FIG. This link registration process is a process for associating an arbitrary music and a video. For example, in a state where a CD to be played is loaded into the playback device 1 by a user,
The process is started when the instruction input unit 34 is operated and information for instructing the start of the link registration process is input.

First, the arithmetic processing unit 31 communicates with the management site 7 and selects desired video information from a plurality of video information stored in the database 72 (step S1).
0). For example, the arithmetic processing unit 31 acquires a list of video information stored in the database 72 from the multimedia information server 71, and displays the acquired list on the image display unit 37. Then, the arithmetic processing unit 31 includes an instruction input unit 34
The user selects desired video information in accordance with a user's operation via.

The arithmetic processing section 31 downloads the selected video information from the management site 7 (step S11), and stores the downloaded video information in the hard disk 32 as the video information 32a (step S12). In addition, the arithmetic processing unit 31 simultaneously updates each information (video ID, file name, playback time, and download date and time) of the video management table 32b according to the video information 32a stored in the hard disk 32. The arithmetic processing unit 31 displays a list of the video information 32a stored in the hard disk 32 on the image display unit 37 according to the video management table 32b (step S13).

The arithmetic processing section 31 acquires the TOC information supplied from the reproducing apparatus 1 (step S14). That is, the arithmetic processing unit 31 acquires the TOC information for identifying the CD to be reproduced by the reproducing device 1. The arithmetic processing unit 31 creates a list of recorded music pieces in accordance with the acquired TOC information and displays the list on the image display unit 37 (step S1).
5). Then, the arithmetic processing unit 31 includes a link table 32
With reference to c, a symbol or the like indicating the link state of each music piece (whether or not it is associated with the video information 32a) is added to the list of recorded music pieces and displayed on the image display section 37 (step S1).
6).

The arithmetic processing unit 31 determines whether a new link registration has been instructed through the instruction input unit 34 (step S17). When determining that a new link registration has been instructed, the arithmetic processing unit 31 selects music and video to be linked according to the instruction information input via the instruction input unit 34 (step S18). Arithmetic processing unit 31
Updates the link table 32c according to the selected music and video (step S19). That is, the arithmetic processing unit 31 associates the TOC information and Tno indicating the selected music with the selected music and video in order to associate the selected music with the video.
The link table 32 stores the video ID indicating the selected video and the video ID.
Stored in addition to c.

The arithmetic processing unit 31 includes a link table 32c
Is updated, the process returns to step S16, and steps S16 to S19 described above are repeatedly executed. If it is determined in step S17 that there is no new link registration instruction and that the end of the processing has been instructed, the arithmetic processing unit 31
Ends the link registration process.

As described above, the music and the video designated (selected) by the user are associated with each other and registered in the link table 32c by the link registration processing.

Next, the music reproduction processing performed by the processing control section 11 of the reproduction apparatus 1 and the video reproduction processing performed by the arithmetic processing section 31 of the personal computer 3 will be described with reference to the flowchart of FIG. In the music reproduction processing and the video reproduction processing, for example, the user operates the operation unit 16 or the like in a state where the reproduction target CD is loaded in the reproduction apparatus 1 and inputs information for instructing music reproduction and the like. Is started when

First, the processing control section 11 of the reproducing apparatus 1
The TOC information read from D is supplied to the personal computer 3 (step S21). That is, the processing control unit 11 controls the signal processing circuit 12 and the like to set the T for identifying the CD.
The OC information is read, and the read TOC information is supplied to the personal computer 3 via the interface 15.

On the other hand, the arithmetic processing unit 31 of the personal computer 3 transmits the TOC information supplied from the reproducing device 1 to the interface 3.
8 (step S31). Then, the arithmetic processing unit 31 refers to the link table 32c, and specifies the song whose link is registered (step S32). That is, each music piece (Tno) having the same TOC information as the acquired TOC information is specified from the link table 32c.

When receiving an operation for instructing reproduction by the user via the operation unit 16, the processing control unit 11 transmits the music number (Tno) of the music to be reproduced to the personal computer 3 (step S22).

On the other hand, the arithmetic processing section 31 determines whether or not the reproduction of the music specified in step S32 has been instructed in accordance with the music number transmitted from the reproducing apparatus 1 (step S33). When the arithmetic processing unit 31 determines that the reproduction of the specified music has not been instructed, the video reproduction processing ends. On the other hand, when determining that the reproduction of the specified music has been instructed, the arithmetic processing unit 31 supplies a temporary stop command for instructing to stop the reproduction to the reproducing device 1 (step S34).

The processing control section 11 determines whether or not a temporary stop command sent from the personal computer 3 has been received (step S23). If the process control unit 11 determines that the temporary stop command has not been received, the process control unit 11 executes step S2 described later.
The process proceeds to 6. On the other hand, if it is determined that the pause command has been received, the processing control unit 11 stops the reproduction of the music (step S24), and waits for the execution of the subsequent processing until it receives the stop release command (step S25).

On the other hand, after supplying the pause command to the playback device 1, the arithmetic processing unit 31
Referring to b, the reproduction of the linked video information 32a is started (step S35). The arithmetic processing unit 31 supplies a stop release command to the playback device 1 in synchronization with the start of playback of the video information 32a to be linked (step S36).

Upon receiving the stop release command, the processing control section 11 starts reproducing the music (step S26).
Then, the processing control unit 11 waits for the execution of the subsequent processing until the reproduction of the music ends (step S27).
On the other hand, the arithmetic processing unit 31 waits for the execution of the subsequent processing while maintaining the reproduction of the video information 32a until receiving the end information sent from the reproducing device 1 (step S37).

When the reproduction of the music is completed, the processing control unit 11
Transmits end information indicating the end of reproduction to the personal computer 3 (step S28). On the other hand, upon receiving the end information sent from the playback device 1, the arithmetic processing unit 31 ends the playback of the video information (step S38).

As described above, the linked music and video are synchronized and reproduced by the music reproduction processing and the video reproduction processing. This association is based on the link table 32c registered by the link registration process described above. For this reason, it is possible to appropriately synchronize and reproduce the desired combination of music and video.

In the above embodiment, arbitrary video information is downloaded from the management site 7 that manages video information and the like and is stored in the hard disk 32. However, the method of acquiring video information is arbitrary. For example, a predetermined medium (CD, CD-
R / RW and FD) may be read out and stored in the hard disk 32. Further, the medium for storing the video information is not limited to the hard disk 32 and is arbitrary. For example, MO, CD-R / RW,
Alternatively, video information may be stored on a recording medium such as a DVD-RAM. Note that the video information is not limited to a moving image, and may be a still image. The video information is not limited to the existing video information, but may be video information created by the user himself.

In the above embodiment, the reproduction apparatus 1
Has described a CD as an example of a medium to be reproduced, but the medium to be reproduced by the reproducing apparatus 1 is arbitrary. For example, MD
Or music information recorded on a DVD-Audio or the like.

[0053]

As described above, according to the present invention,
It is possible to reproduce the music and video in a desired combination in an appropriate manner.

[Brief description of the drawings]

FIG. 1 is a block diagram illustrating an example of an audiovisual system according to an embodiment of the present invention.

FIG. 2 is a schematic diagram illustrating an example of a configuration of a playback device.

3A is a schematic diagram for explaining the structure of a CD, FIG. 3B is a schematic diagram showing a recorded image of a CD, and FIG. 3C is a schematic diagram showing a data structure in a TOC. is there.

FIG. 4 is a schematic diagram illustrating an example of a configuration of a personal computer.

5A is a schematic diagram illustrating an example of information stored in a hard disk, FIG. 5B is a schematic diagram illustrating an example of a video management table, and FIG. 5C is a schematic diagram illustrating an example of a link table; FIG.

FIG. 6 is a flowchart illustrating a link registration process according to the embodiment of the present invention.

FIG. 7 is a flowchart illustrating a music reproduction process and a video reproduction process according to the embodiment of the present invention.

[Explanation of symbols]

 Reference Signs List 1 playback device 3 personal computer 5 network 7 management site 11 processing control unit 12 signal processing circuit 13 optical pickup 14 servo circuit 15 interface 16 operation unit 17 display unit 18 memory 19 DAC 31 arithmetic processing unit 32 hard disk 33 communication processing unit 34 instruction input unit 35 memory 36 image processing unit 37 image display unit 38 interface 71 multimedia information server 72 database

 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference)

Claims (5)

[Claims] 1. A video information storage means for storing video information to be reproduced, and link information for storing link information for associating identification information for identifying a predetermined music piece with video information stored in the video information storage means. Storage means; music reproduction means for reproducing music according to recorded music information; video reproduction means for reproducing video according to video information stored in the video information storage means; and music reproduced by the music reproduction means. Identifying, according to the link information stored in the link information storage means,
Specifying means for specifying the video information stored in the video information storage means corresponding to the music to be reproduced; controlling the video reproducing means, and reproducing the video information specified by the specifying means by the music reproducing means An audiovisual system, comprising: playback control means for performing playback in association with playback of a music piece to be played. 2. Communication means connected to a management server for managing video information via a network and receiving video information from the management server; video information storage means for storing the video information received by the communication means; Music playing means for playing music in accordance with the recorded music information; input means for inputting link information for associating identification information for identifying the music with the video information stored in the video information storage means; inputting by the input means Link information storage means for storing the obtained link information; video playback means for playing back video in accordance with the video information stored in the video information storage means; and music information played back by the music playback means. According to the link information stored in the storage means,
Specifying means for specifying the associated video information stored in the video information storage means; and controlling the music reproducing means to start reproducing the music, controlling the video reproducing means, and specifying by the specifying means. And a playback control means for playing back the video information in association with the playback of the music. 3. An audio-visual system in which a playback device for playing back music information and a control device for controlling the playback device are connected via a predetermined interface, wherein the playback device has recorded music information. Music reproduction means for reproducing music according to the following, identification information transmission means for transmitting identification information for identifying the music to be reproduced by the music reproduction means to the control device, and predetermined control information sent from the control device Control information receiving means for receiving the video information from the management server. Video information storage means for storing video information; identification information sent from a playback device by the identification information transmission means; Input means for inputting link information for associating the received video information, link information storage means for storing the link information input by the input means, and reproducing the video according to the video information stored in the video information storage means A video playback unit, and a music played by a playback device by the music playback unit is identified. According to the link information stored in the link information storage unit, the associated video information stored in the video information storage unit is identified. Specifying means for specifying, transmitting control information to the control information receiving means, controlling the music reproducing means to start reproduction of music by a reproducing apparatus, and controlling the video reproducing means, Reproduction control means for reproducing the video information specified by the specifying means in association with the reproduction of music. Audio visual system. 4. A music reproduction step for reproducing music according to recorded music information; a video reproduction step for reproducing video according to video information stored in a predetermined storage unit for storing video information to be reproduced; A specifying step of identifying music to be played in the music playing step and specifying video information stored in a storage unit corresponding to the music to be played according to link information in which the music and the video are associated with each other; And a reproduction control step of reproducing the video information specified in the specifying step in association with the reproduction of the music reproduced in the music reproduction step. 5. A music reproduction step for reproducing music according to recorded music information; a video reproduction step for reproducing video according to video information stored in a predetermined storage unit for storing video information to be reproduced; Identifying a song to be played in the song playing step, and identifying video information stored in a storage unit corresponding to the song to be played, according to link information in which the song and the video are associated;
Controlling the video playback step, and performing a playback control step of playing back the video information identified in the identification step in association with the playback of the music played in the music playback step. A computer-readable recording medium on which a program to be executed is recorded.