JPH0682514B2 - Playback control device - Google Patents

Description

Detailed Description of the Invention

Hereinafter, the present invention will be described in the following order. A Industrial Field B Outline of Invention C Conventional Technology D Problems to be Solved by the Invention E Means for Solving Problems F Action G Example G-1 Configuration (FIGS. 1 to 5) G-2 Operation (FIGS. 6 to 11) H Effect of Invention A Field of Industrial Application The present invention reproduces a singer-less orchestra performance (so-called karaoke performance) recorded on a recording medium such as an optical disk. BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a playback control device applied to a performance playback device, and more particularly to a playback control device capable of switching between background music performance and karaoke performance. B Outline of the Invention The present invention relates to a karaoke performance reproducing apparatus for reproducing a so-called karaoke performance recorded on a recording medium such as an optical disc) and a karaoke performance operation mode for performing a reproduction operation control by designating a recording medium number and a music number. , The setting data of the background music performance operation mode for performing the reproduction operation control by designating the recording medium number is read from the storage means,
The performance control in each operation mode can be performed. C Prior Art Generally, a karaoke performance reproducing apparatus for reproducing an orchestra performance (so-called karaoke performance) without a singer recorded on a recording medium such as an optical disc detects that a predetermined amount of money has been inserted for commercial use. Then, a music selection operation, a performance start operation, etc. are accepted and the designated music is reproduced from the recording medium. For the music selection operation, a method of previously designating a plurality of music pieces, a method of designating one music for each reproduction operation, and the like have been conventionally adopted. In addition, the recording medium such as the optical disc is manually mounted by the user on the karaoke performance reproducing device to perform a performance, and in a device including a disc changer device, a desired disc is selected from a plurality of discs stored. It searches for the placement position, accesses the disc, and plays it. In addition, during other than the karaoke performance operation period, the background music is often played by switching to another audio source such as cable broadcasting. D Problems to be Solved by the Invention By the way, in a karaoke performance reproducing apparatus for business use, it is convenient that reservation registration of a karaoke performance music piece can be easily performed and background music can be automatically performed. However, if the background music is performed with priority given to the karaoke performance, it becomes impossible to exert the function of the commercial karaoke performance. Therefore, the present invention provides a reproduction control device having a novel configuration that accepts reservation registration of karaoke performance and reservation registration of background music performance, and performs the reserved karaoke performance preferentially over the background music performance. It is provided. E Means for Solving the Problems In order to achieve the above-mentioned object, the present invention provides a recording medium number designating one of a plurality of recording media in which a plurality of songs are recorded, and the above recording medium. A numerical key for inputting data of a song number that designates one of the songs recorded on the medium, and a first operation mode for performing playback operation control by designating the recording medium number and the song number. By a first operation key, a second operation key that specifies a second operation mode in which the recording medium number is specified and a reproduction operation control is performed, and a numerical key that is specified by operating the operation keys The storage device stores the input setting data of each mode, and the control device that controls the reproduction operation based on the setting data of each mode stored in the storage device. settings of Data is written in the storage means, the setting data of each mode is read from the storage means, and the reproduction operation control in the first operation mode is performed with priority over the reproduction operation control in the second operation mode. It is characterized by having done. In the reproduction control device according to the present invention, the recording medium number and the song number given by the data input device are stored in the storage device, and one of the plurality of recording media in which a plurality of songs are recorded is designated. The reproduction operation control of the first operation mode based on the data of the recording medium number and the music number designating one of the music recorded on the recording medium, and the second operation based on the data of the recording medium number. This is performed with priority over the mode playback operation control. G Example Hereinafter, an example of the present invention will be described in detail with reference to the drawings. The embodiment shown in FIGS. 1 to 11 is an application of the present invention to a performance system using a compact disc (CD) player. G-1 Configuration In this embodiment, as shown in the block diagram of FIG. 3, the configuration of the entire system detects and manages the coins thrown into the coin box 1, and also controls the operation of the entire system. 2. A plurality of m disk changer devices 3A, 3B, 3C, which are cascade-connected to the reproduction control device 2.
A monitor television receiver 5 to which a video signal obtained by decoding the subcode data reproduced from the compact disc by the disc changer device 3A by the subcode decoder 4 and a video signal from the video reproducing device 6 are supplied, A main amplifier 7 to which reproduction audio signals are supplied from each of the disc changer devices 3A, 3B, 3C ... Through the reproduction control device 2, a microphone 8 and a speaker 9 connected to the main amplifier 7, and the like. Has been done. As shown in the block diagram of FIG. 1, the reproduction control device 2 of this embodiment accepts operations by various operation input keys 22, and controls the display unit 22 and the operation of the disc changer device 3. A first memory 25 for reservation registration, which stores setting data by the central processing unit 23 and the various operation input keys 22 described above, and first and second pointer registers 26, 2
7 and a second memory 29 for re-reservation registration, the setting data by the various operation input keys 22 is taken in via the input buffer 24, written in the reservation registration memory 25, and the central processing unit 23 causes the The display unit 22 is controlled, and the setting data read from the first memory 25 for reservation registration and the second memory 29 for re-reservation registration is supplied to the disk changer device 3 via the transmission buffer 26. Playback operation control is performed. As shown in the external perspective view of FIG.
On the front panel, the reservation key 11, BGM key 12, cancel key 13,
Function keys that specify the operation mode such as the standby key 14, the change key 15 and the confirmation key 16, the operation key that specifies the operation mode such as the start key 17, the redo key 18 and the end key 19 and the numeric key 20 for data input. Is provided, and various display units 21 for displaying setting data, operating states, and the like are provided. Further, as shown in FIG. 4, the disc changer device 3 includes a plurality of compact discs 30a, 30b, ...
, And a plurality of n compact discs 30a, 30b, ... Using the index mark 32 to search for a desired disc placement position, and access the disc for playback. A disk carrier 33 mounted on the device 34 is provided, and the operation control of the disk carrier 33 and the reproducing device 34 is performed by the reproducing control device 2. As shown in the block diagram of FIG. 5, the control system of the disk changer device 3 is sent from the switch 35 such as a digital switch which can be operated to set arbitrary numerical data and the reproduction control device 2. Incoming data, a central processing unit 37 for forming necessary control data based on the received data and the data set by the switch 35, and a disk access formed by the nuclear central processing unit 37. A memory 38 for storing a control signal and a drive unit 39 for accessing and reproducing a disc designated by the disc access control signal.
And a transmission buffer 41 for transmitting the data supplied via the transmission buffer 40 whose operation is controlled by the central processing unit 37 to the succeeding disk changer device. The central processing unit 37 subtracts “1” from the disk number Dmn included in the data received by the receiving unit 36, and the subtraction output [Dmn
-1] divided by a constant n (n = 60 in this embodiment), a division unit 43, a quotient output [QU] obtained by the division unit 43 and a constant [SW] given by the switch 35. A data comparison unit 44 for comparison, a buffer control unit 45 that controls the operation of the transmission buffer 40 according to the output of the data comparison unit 44, and "1" is added to the surplus output [SU] obtained by the division unit 43. Adder 46, which outputs the output of adder 46 to data comparator 44
And a disk access control unit 48 for reading a disk access control signal from the memory 38 and supplying the signal to the drive unit 39. Here, in this embodiment, the number n of compact disks managed by one disk changer device 3 is 60,
The disc changer device 3 is operated by the playback control device 2 described above.
It can manage up to 16 units. Further, it is assumed that the reservation registration memory 25 of the reproduction control device 2 is provided with storage locations MA ₁ , MA ₂ ... MA ₉ for storing nine setting data. G-2 Operation In the embodiment having the above-mentioned configuration, the reproduction control device 2 is used.
The central processing unit 23 has the function keys 11, 12, 1
The operation state of 3, 14, 15, 16 is monitored, and the mode setting processing operation as shown in the flowchart of FIG. 6 is performed. That is, in the monitoring state of the function keys, the determine F ₁ whether the function key is operated, if the judgment result is YES in other words the function key is operated, starts F ₂ Mr 30 second timer TM ₃₀ , is operated key performs determination F ₃ operation whether a reservation key 11. When the result of this determination F ₃ operation is YES, that is, when the reservation key 11 is operated, the reservation flag indicating the karaoke mode as the first operation mode is set F ₃₀ and the reservation registration processing of the karaoke mode is performed. If the result of the determination F ₃ operation is NO, the process moves to determination F _{4 of} whether or not the BGM key 12 has been operated, and the result of this determination F ₄ operation is YES, that is, when the BGM key 12 is operated. Sets the reservation flag indicating the BGM mode as the second operation mode F ₄₀ and performs the reservation registration process of the BGM mode. Furthermore, if the result of the determination F ₄ operation is NO, the cancel key 13
There moved to determine whether or not F ₅ is operated, if this determination F ₅ operation result has been operated YES, that cancel key 13 is to set F ₅₀ a flag indicating the cancel mode, setting registration data Cancel processing F ₅₁ is performed. Further, if the result of the determination F ₅ operation is NO, the standby key 14
There moved to whether the judgment F ₆ how is operated, this in the case where the determination F ₆ result of the operation is YES, that standby key 14 is operated, and sets F ₆₀ a flag indicating the standby mode, the earliest A standby process F ₆₁ for exchanging the setting registration data with the subsequent setting registration data is performed. Further, if the result of the above judgment F ₆ operation is NO, the change key 15
There moved to whether the judgment F ₇ how is operated, if this determination F ₇ result of the operation has been operated YES, that change key 15 is to set F ₇₀ a flag indicating the change mode, setting the registration data Change process F ₇₁ is performed. Furthermore, if the result of the above judgment F ₇ operation is NO, the confirmation key 16
There moved to determine whether or not F ₈ is operated, if this determination F ₈ operation result has been operated YES, that confirmation key 16 is to set F ₈₀ a flag indicating the confirmation mode, setting registration data Perform confirmation processing F ₈₁ . Then, when the above-mentioned respective processes are completed, the flag is reset F ₉ to return to the initial operation state. Here, in the karaoke mode reservation registration process performed when the result of the above-described determination F ₃ operation is YES, that is, when the reservation key 11 is operated, the first pointer is set after the reservation flag indicating the karaoke mode is set F _30. Contents of register 26 [P
K] is subjected to less of determining whether F ₃₁ operation than "9",
It is determined whether or not the first memory 25 for reservation registration has a storage location MA _(PK) for reservation setting data in the first operation mode. The content [PK] of the first pointer register 26 indicates the memory location MA _(PK) of the first memory 25 in which the reservation setting data of the first operation mode should be written. The figure shows the number of reservation setting data of the first operation mode which is already stored + 1. This judgment F ₃₁
When the result of the operation is NO, that is, when there is no storage location MA _{(PK) for} the reservation setting data in the first operation mode, the flag is reset F ₉ and the operation returns to the initial state without accepting the operation of the reservation key 11. . If the result of the judgment F ₃₁ operation is YES, that is, if there is a storage location MA _{(PK) for} the reservation setting data in the first operation mode, the disc number [Dmn] (1 to m n, that is, a numerical value up to 960 in this embodiment) is accepted, and the operation moves to F ₃₂ . In addition, the result of the determination F ₄ operation described above is YES, that is, the BGM key 12
In the BGM mode reservation setting process performed when is operated, the content [PL] of the second pointer register 27 is set to "9" after the BGM flag indicating the BGM mode is set F _40.
Perform less determined whether the F ₄₁ operation than determines whether the first memory 25 for the reservation registration is storage location MA _(PL) of the reservation setting data of the second operation mode. The content [PL] of the second pointer register 27 is the first memory in which the reservation setting data for the second operation mode is to be written.
The storage locations of 25 are shown, and the total number of reservation setting data of the first and second operation modes already stored in the first memory 25 + the numerical value of 1 is shown. If the result of this judgment F ₄₁ operation is NO, that is, if there is no storage location for the reservation setting data of the second operation mode, the above flag is reset F ₉
If the result of the above judgment F ₄₁ operation is YES, that is, if there is a storage location for the reservation setting data of the second operation mode, the disc number [Dm
n] (1 to m · n, that is, numerical values up to 960 in this embodiment) is accepted and the operation moves to F _32. Then, the disk number [Dmn] input by the operation of the numerical keys 20 is input to the input buffer 24. Whether the input is correct or not _F33 operation is performed.The result of the above judgment _F33 operation is NO.
If it performs it is determined whether or not F ₃₄ operates the 30-second timer TM ₃₀ overflows, the 30 second timer TM ₃₀
If the flag has overflowed, the process proceeds to the flag reset F ₉ , and if the 30-second timer TM ₃₀ does not overflow, the process returns to the input acceptance F ₃₂ operation of the disk number [Dmn]. This loop causes the disk number [Dm
[n] is accepted only for 30 seconds and the result of the above judgment F ₃₃ operation is
When the input of YES, that proper disc number [Dmn] is performed, and proceeds to either determination F ₃₅ operation whether a BGM mode. In the above-mentioned judgment F ₃₅ operation, it is judged whether or not it is the BGM mode by checking the set flag, and if the result is YES, that is, the BGM mode (second operation mode), the music number [M Set [01] as [ ₀ ] to F ₃₆ , and
If the determination result is NO, that is, the karaoke mode (first operation mode), the input of the music number [M ₀ ] by the operation of the numerical key 20 is accepted and the operation moves to F ₃₇ operation, and the music number is correctly input to the input buffer 24. Judgment as to whether or not it has been input Perform F ₃₈ operation. Judgment F _{38 If} the result of the operation is NO, judge whether the 30-second timer TM ₃₀ has overflowed.
₃₄ 'operation is performed, and when the 30-second timer TM ₃₀ overflows, the above flag is reset to F ₉ and
When the 30-second timer TM ₃₀ has not overflowed, the input of the above-mentioned music number [M ₀ ] is accepted and the operation returns to F ₃₇ . By this loop, the input of the music number [M ₀ ] is accepted only for 30 seconds, and the result of the judgment F ₃₈ operation is YES, that is, when the music number [M ₀ ] is properly input, it is input to the input buffer 24. setting data [DR] _iN goes to storage process F ₃₉ operation setting data to be written in the setting registration memory 25. If the result of the judgment F ₃₅ operation is YES, that is, if the BGM mode (second operation mode), [01] is set as the music number [M ₀ ].
Immediately after F ₃₆ , store the above setting data [DR] _IN F ₃₉
Move to action. Then, in the storing process F ₃₉ operation of this setting data,
As shown in the flowchart of FIG, first, do the determination W ₁ operation whether a BGM mode checks the flag,
When the determination result is YES, that is, the BGM mode,
Disk number set in the above input buffer 24 [Dmn]
And write the setting data [DR] _IN of the music number [M ₀ = 01] to the memory location MA _(PL) of the first memory 25 for reservation registration indicated by the content [PL] of the second pointer register 27 W _2. After that, the content [PL] of the second pointer register 27 is incremented by W ₁₀ and the process is terminated. When the result of the determination W ₁ operation is NO, that is, the karaoke mode, it is determined whether the content [PK] of the first pointer register 26 and the content [PL] of the second pointer register 27 are equal. W ₃ Perform operation. If the result of this judgment W ₃ operation is YES, that is, if no BGM mode setting data is stored in the first memory 25, the disk number [Dmn] and the music number [M] set in the input buffer 24 are set.
₀ ] setting data [DR] _IN is written in the memory location MA _(PK) of the first memory 25 for reservation registration indicated by the content [PK] of the first pointer register 26 W ₈ and then the first the contents of the pointer register 26 [PK] is incremented W _9, the contents of the second second pointer register 27 [PL]
Increments W ₁₀ and ends the process. Further, when the result of the judgment W ₃ operation is NO, that is, when the BGM mode setting data is already stored in the first memory 25, the contents of the second pointer register 27 [P
L] to the work register W ₄ , and the work register contents [WK-1] are shown in the memory location MA _(WK) of the first memory 25 for reservation registration shown by the work register contents [WK]. The setting data stored in the storage location MA _(WK-1 ) of the first memory 25 is transferred W ₅ . After this data transfer W ₅ process, the work register contents [WK] are incremented W ₆ to determine whether the work register contents [WK] and the first pointer register 26 contents [PK] are equal. Judgment W ₇ Perform the operation. If the result of the judgment W ₇ operation is NO, that is, if there is BGM mode setting data for which the data transfer W ₅ process has not been performed, the process returns to the data transfer W ₅ process, and all the BGM mode setting data are sequentially transferred. . Then, if the result of the judgment W ₇ operation is YES, that is, if the transfer of the setting data of all the BGM modes is completed, the setting of the disc number [Dmn] and the song number [M ₀ ] set in the input buffer 24 is performed. Data [DR] _IN is the content of the first pointer register 26 [PK]
Write W ₈ to the storage location MA _(PK) of the first memory 25 for reservation registration indicated by. Then the contents of the first and second pointer registers 26 and 27 [PK], and ends the processing increment W _9, W ₁₀ a [PL]. Further, the central processing unit 23 of the reproduction control device 2 checks the mode data sent from the disc changer device 3 to set the disc changer device 3 to the setup mode as shown in the flowchart of FIG. Judgment of whether or not there is C ₁ operation, judgment of whether or not in error mode C _{2 of} operation, judgment whether or not in standby mode
C ₃ operation, judgment of whether it is in the re-data request mode C ₄ operation, judgment of whether it is in the NG mode C ₅ operation, judgment of whether it is in the end mode C ₆ operation, and further in the play mode Judgment of whether or not there is a C ₇ operation is sequentially performed to manage the operating state of the disk changer device 3. When the disc changer device 3 is in the setup mode such as during disc access,
The decision C ₁ operation result is YES to the setup mode is completed, repeating this determination C _1. When an error state such as a focus error occurs on the side of the disc changer device 3, the following determination is made.
When the result of the C ₂ operation is YES, the timer is operated and the error processing of waiting for a predetermined time is performed. Further, when the disk changer device 3 completes the disk access according to the setting data and enters the standby mode in which the performance can be started immediately, the result of the next judgment C ₃ operation becomes YES, and the start key is pressed. It is judged whether 17 is operated or not. C ₃₀ operation is performed, and when the start key 17 is operated, start processing C ₃₁ for starting performance operation is performed. Further, when the disk changer device 3 side cannot normally receive the data, the next determination C ₄
The result of the operation is YES, and the setting data [DR] transmitted earlier from the transmission buffer 28 is retransmitted C _{66 as} it is. Furthermore, when a mechanical failure occurs on the side of the disc changer device 3, the result of the next judgment C ₅ operation is YE.
It becomes S and cancels all operations and performs NG processing C ₅₀ . Further, when the disc changer device 3 is in the non-playing state, that is, the end mode, the result of the next judgment C ₆ operation is YES.
Then, the following end mode processing is performed. That is, in this end mode processing, first, the second
The contents of the pointer register 27 [PL] makes a determination C ₆ operates whether or not "0", the result is set to YES, that the first memory 25 for the reservation registration data [DR] is stored when you are in, the contents of the first pointer register 26 [PK] moves to decision C ₆₀ operation whether or not "0".
If the result of this judgment C ₆₀ operation is NO, that is, if there is no setting data for the karaoke mode, the transmission data indicating the BGM mode is sent.

[0] is set to C ₆₂ , and this transmission data

Along with [0], the setting data [DR] _MA1 stored in the _first memory location MA ₁ of the first memory 25 is transferred C ₆₅ to the transmission buffer 28. Then, the setting data [DR] is transmitted from the transmission buffer 28 to the disc changer device C ₆₆ , and the end mode process is ended. Further, the disc changer device 3 enters the actual playing state, that is, the end mode, and the result of the next judgment C ₇ operation is
If YES, it performs the judgment C ₇₀ operation of whether it is the BGM mode or not, and if it is not the BGM mode, it immediately switches the audio signal output from the speaker 9 from the wired broadcast to the karaoke performance played by this system. If the set C ₇₂ is performed, and if the BGM mode is set, the BGM port is set C ₇₁ such as prohibiting the microphone input or reducing the volume of the reproduced audio signal output, and then the set C _{72 of the} output port is performed. Further, in this embodiment, the central processing unit 23 of the reproduction control device 2 monitors the operation state of the operation keys 17, 18, and 19 to perform the operation control processing operation as shown in the flowchart of FIG. . That is, in the operation key monitoring state, it is determined whether or not the operation key is operated P _1, and if the determination result is YES, that is, if the operation key is operated, it is the start key 17 that is operated. Judgment whether or not P ₁ operation, whether or not the redone key 18 is operated P ₃ Operation or whether or not the end key is operated
Judgment as to whether or not it is 19 P _{4 The} operations are sequentially performed. When the result of the determination P ₂ operation is YES, that is, when the start key 17 is operated, the setting data stored in the head storage location M ₁ of the first memory 25 for reservation registration is discarded, and the setting data to be played next is discarded. Is transferred to the first storage location, and other setting data is also transferred by shifting each storage location by one, P ₂₁ processing is performed, the content [PL] of the second pointer register 27 is decremented P _22, and Judgment whether the contents [PK] of the pointer register 27 of 1 is "0" P ₂₃
Take action. If the result of this judgment P ₂₃ operation is YES, that is, if there is no setting data for the karaoke performance mode, immediately 60
When the second timer TM ₆₀ is set to P ₂₅ and the result of the determination P ₂₃ operation is NO, that is, there is setting data for the karaoke performance mode, the contents of the first pointer register 27 [P
K] is decremented P ₂₄ and then the 60 second timer TM ₆₀ is set P ₂₅ . Thereafter, the start data (AE) Set P ₂₆ in the transmission buffer 28, the start data (A
E) is transmitted to the changer device 3 P ₂₇ to start the performance operation, and the display control P ₂₈ of the various display units 21 is performed to end the start processing. Further, when the determination P ₃ operation result YES, that again the key 18 is operated, perform is determined whether or not P ₃₀ operates the 60-second timer TM ₆₀ is overflowed, the determination result is YES, that start playing If more than 60 seconds have passed after that, the performance operation is continued without accepting the operation of the redo key 18, and if the judgment result is NO, that is, if the redo key 18 is operated within 60 seconds after the performance starts, the transmission is sent. performs processing again from the beginning playing operation of the music set by sending P ₂₇ to the disc changer device 3 start data (AE) from the buffer 28. Further, the result of the judgment P ₄ operation is YES, that is, the end key 1
When 9 is operated, first, a ₄₀ operation of determining whether the 5-second timer TM ₅ is overflowing is performed. If the determination result is NO, the operation of the end key 19 is not accepted, and the determination result is if YES moves to one of determination P ₄₁ operation whether it is a play mode. Then, if the result of the determination P ₄₁ operation is NO, that is, the non-playing state, the process proceeds to end mode processing P ₄₇ described later, and when the determination result is YES, that is, the playing state,
Set the end data (CE) to the transmission buffer 28 P ₄₂ ,
This end data (CE) is sent to the disc changer device 3 P ₄₃ to end the performance operation, and the 60-second timer TM ₆₀ is stopped P ₄₄ . And the above 60-second timer TM
Whether or not ₆₀ has overflowed is determined. P ₄₅ operation is performed, and if the result of this determination is YES, that is, 60 seconds or more have elapsed after the start of performance, the process _proceeds to end mode processing P ₄₇ . Further, the decision when the result of the end key 19 is operated within 60 seconds after NO That performance start is performed is determined whether or not P ₄₆ is a BGM mode, the end mode process P ₄₇ when the BGM mode In the karaoke mode, the new setting data [DR] _IN by the numeric key 20 is fetched from the input buffer 24 into the second memory 29 for re-reservation registration and the karaoke performance of a new song is performed. _Move to process P48. If the end mode process P ₄₇ or the re-reservation process P ₄₈ is completed, the 5 second timer T
Set M ₅ and P ₄₉ to end the end process. When the re-rerouting process P ₄₈ is entered, as shown in the flowchart of FIG. 10, first, the 30-second timer TM ₃₀ is set A ₁
Then, a determination A ₂ operation is performed to determine whether or not the end key 19 has been re-operated, and the determination result is YES, that is, the number of reservable registrations is indicated when the end key 19 is re-operated during the re-reservation process. Increment counter content [CN]
And A _3, to end the redo re-reservation processing. When the result of the determination A ₂ operation is NO, the 30-second timer TM
Judgment whether ₃₀ is overflowing A ₄ Move to operation, and if the judgment result is YES, that is, re-reservation processing mode and 30 seconds elapse, the content [CN] of the counter indicating the number of reservations that can be registered is incremented A ₃ Try again and finish the re-reservation process. Then, the determination when A ₄ operation result is NO, the music number [M disk number [Dmn] by the operation of the numeric keys 20
₀ ] Setting data [DR] _IN input is accepted A ₅ and it is judged whether the above setting data [DR] _IN input is properly done A ₆
If the determination result is NO, the process returns to the determination A ₂ operation of whether or not the end key 19 is operated again. Further, when the result of the above-mentioned judgment A ₂ operation is NO, the setting data [DR] _IN of the disk number [Dmn] and the music number [M ₀ ] by the operation of the numerical key 20 is used for re-reservation registration from the input buffer 24. Imported to the memory location MB of the second memory 29 of
A ₇ , A start equivalent process A ₈ for instructing the disc changer device 3 to start playing is performed, and then the setting data [DR] _MB is transferred A ₉ from the second memory 29 to the transmission buffer 28. Then, the new setting data [DR] is transmitted from the transmission buffer 28 to the disc changer device 3 A ₁₀ and the karaoke performance of the tune designated by the new setting data [DR] by the disc changer device 3 is started. Let
The redo re-reservation process ends. Further, in this embodiment, the central processing unit 37 of the disc changer device 3 receives the setting data [DR] transmitted from the transmission buffer 28 of the reproduction control device 2 at the receiving unit 36, and Based on [DR]
The processing operation shown in the flowchart of FIG. 11 is performed. That is, the central processing unit 37 subtracts "1" from the disk number Dmn included in the received setting data [DR] and divides the subtraction output [Dmn-1] by a constant n (6 = 60). Perform division processing R ₁ . Then, the quotient output [QU] obtained in the division processing R ₁ and the constant [SW] given by the switch 35 are compared R _2, and when they match, stop data [CE] is sent to the transmission buffer 40. Set R ₄ and, if they do not match, set R ₉ that has been received to the transmission buffer 40 as it is and set R ₉ to determine whether or not the subsequent task changer device is operating normally R ₅ , R ₈ operation is performed. If the result of the determination R ₅ operation is YES, the stop data [CE] is transmitted from the transmission buffer 40 to the disc changer device in the subsequent stage R ₆ to stop the performance operation of the disc changer device, and the division is performed. The value obtained by adding "1" to the surplus output [SU] obtained by the processing R ₁ is stored in the memory 38 as self-management data, the mechanism is accessed R ₇ and the performance of the song specified by the setting data [DR] is performed. I do. Further, if the result of the determination R ₉ operation is YES, the setting data [DR] is transmitted from the transmission buffer 40 to the disc changer device in the subsequent stage R _10, and the setting data [DR] is transmitted to the disc changer device in the subsequent stage. DR] makes a similar judgment as to whether or not he is playing a disc under his control. When the result of the determination R ₈ operation is NO and the disc changer device at the subsequent stage is not operating normally, an error signal is transmitted R ₁₁ to the reproduction control device 2. H Effect of the Invention As is apparent from the above description of the embodiment, the reproduction control device according to the present invention uses the data of the song number for designating the performance song and the recording medium number for designating the recording medium on which the song is recorded. Reservation registration of the first operation mode (for example, karaoke performance mode) and second operation mode (for example, BGM performance mode) by the data of the recording medium number that specifies the recording medium.
Reservation registration can be accepted, a desired karaoke performance can be performed with priority over BGM performance, and reproduction control can be performed such that switching to BGM performance is performed when reservation registration for karaoke performance is exhausted.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of an embodiment of a reproduction control device according to the present invention, FIG. 2 is an external view of the reproduction control device, and FIG. 3 is a performance reproduction system using a CD player. FIG. 4 is a block diagram showing a configuration of an entire system of an embodiment to which the reproduction control device is applied, FIG. 4 is a schematic diagram showing a mechanical configuration of a disc changer device in the embodiment, and FIG. 5 is a diagram showing the disc. It is a block diagram which shows the electric constitution of a changer apparatus. 6 to 10 are flowcharts showing the operation of the central processing unit of the reproduction control apparatus in the above embodiment, FIG. 6 shows the mode setting processing operation by the operation of the function keys, and FIG. 7 shows the setting data. FIG. 8 shows a storage processing operation, FIG. 8 shows a management processing operation of the disc changer apparatus by the reproduction control apparatus, and FIG. 9 shows an operation control processing operation by operating an operation key, and FIG.
The figure shows a redone reservation processing operation by the reproduction control device. FIG. 11 shows the operation of the central processing unit of the disc changer device in the above embodiment. 2 …… Playback control device 3A, 3B, 3C …… Disk changer device 11,12 to 16 …… Function key 17,18,19 …… Operation key 20 …… Numerical key 23,37 …… Central processing unit 25,38 ...... Memory 35 ...... Switch, 36 ...... Reception unit 40 ...... Transmission buffer, 41 ...... Transmission unit

Claims (1)

[Claims] 1. A recording medium number for designating one of a plurality of recording media in which a plurality of songs are respectively recorded, and data of a designated song number of one of the songs recorded on the recording medium are inputted. Key for specifying, a first operation key for designating a first operation mode for designating a reproduction operation control by designating the recording medium number and the song number, and a reproduction operation control for designating the recording medium number. A second operation key for designating a second operation mode; storage means for storing the setting data of each mode designated by the operation of the operation keys and inputted by the operation of the numerical keys; and the storage means. And a control means for controlling the reproduction operation based on the set data of each mode, wherein the control means writes the set data of each mode in the storage means, It reads the constant data, the reproduction control apparatus, wherein a reproducing operation control by the first operation mode and to perform in priority to the regeneration operation control according to the second operation mode.