JP2906539B2 - Music playback device with sound image position shifting function - Google Patents

Description

The present invention relates to a music reproducing device such as a karaoke device,
In particular, the present invention relates to a function of moving a sound image position of a reproduced sound.

[Prior art] Conventionally, a video image is output to a display or the like, and music is automatically performed in accordance with the video image.
A music reproducing device such as a karaoke device that enjoys singing by converting a singing voice sung with the performance into a voice signal through a microphone and reproducing the signal by an audio device is known.

[Problems to be Solved by the Invention] However, in the above-described music reproducing device, the positions of the sound images of the performance and the singing voice reproduced by the audio device are fixed. Only the sound balance adjustment could be changed manually. Therefore, there has been a demand for a music playback device that provides more realistic or special effects such as changing the position of a sound image of a performance or singing voice in accordance with the movement of a video image.

The present invention meets the above-mentioned demands, and changes not only the performance music according to the movement of the video image, but also the position of the sound image of the singer's singing voice, thereby providing a more realistic or special effect. It is an object of the present invention to provide a music playback device with a sound image position moving function.

[Means for Solving the Problems] In order to achieve the above object, a music reproducing apparatus with a sound image position moving function according to claim 1 determines the position of a reproduced sound image of a sound input from performance information and sound input means. Storage means for storing control information to be changed; reproducing means for reproducing the performance information stored in the storage means; and control information stored in the storage means as the reproduction of the performance information by the reproduction means progresses. And a sound output control means for controlling a position of a sound image of the sound input from the sound input means to output the sound image to the output means.

A music reproducing apparatus with a sound image position moving function according to claim 2, wherein the video information storage means stores video information, and the video information output means outputs video information stored in the video information storage means to a display means. Wherein the audio output control means changes the position of the sound image of the audio input by the audio input means in synchronization with the video output by the video information output means.

[Operation] According to the configuration of the first aspect, the performance information and the control information for changing the position of the reproduced sound image of the sound input from the sound input means are stored in the storage means, and the sound output control means With the progress of the reproduction of the performance information by the reproduction means, the position of the sound image of the sound input from the sound input means with respect to the position of the output means (for example, a speaker) is determined based on the control information stored in the storage means. And outputs it to the output means. Therefore, the singing voice output from the output means is controlled so that the position of the sound image moves right and left and back and forth as the performance sound progresses.

According to the configuration of the second aspect, the audio output control means is synchronized with the video output from the video information output means,
The position of the sound image of the sound input by the sound input means is changed. Therefore, the singing voice output from the output means is controlled so that the position of the sound image moves right and left and back and forth in synchronization with the video.

[Embodiment] Hereinafter, an embodiment of a music reproducing apparatus with a sound image position moving function of the present invention will be described with reference to the drawings. FIG. 1 is a block diagram of the apparatus, and FIG. 2 is a view for explaining one form of performance data executed by the apparatus.

The music reproducing apparatus 1 with a sound image position moving function includes a sequencer section 2 for transmitting and receiving performance data, and a sound source section 3 for generating an actual sound such as an electronic sound based on the performance data.

The sequencer unit 2 includes an optical disk player 4 (video information storage means) for reading video video data from the optical disk, an interface (I / F) 5 for delivering the read video video data, and a floppy disk 6
And a floppy disk driver 7 (above, storage means) and a microcomputer (CP
U) 8, a ROM 9 storing the control program, a RAM 10 storing video image data and performance data, a keyboard 11 for inputting data for editing the performance data,
CRT12 (display means) for displaying video images and this CRT12
And a CRT controller 13 for driving the.
Interface 5, CPU 8, CRT controller 13
Correspond to the video information output means in the present invention.

The tone generator 3 includes a communication interface (I / F) 14 for controlling serial communication of performance data from the sequencer 2,
A sound source module 15 (reproducing means) composed of a synthesizer that generates an electronic sound based on the performance data, and output from left and right speakers based on the sound image position data of the performance data from the communication interface (I / F) 14 A sound image position control device 16 that outputs a signal for controlling the balance of the sound to be played, an L / R controller 17 that receives this control signal and an electronic sound signal from the sound source module 15, and converts the singer's singing voice into a voice signal Microphone 18 (voice input means)
L / R to which the audio signal and the control signal are input
A controller 19 and a mixer 20 for mixing electronic sound signals and audio signals from the L / R controllers 17 and 19;
And an amplifier 21 for amplifying the same signal, and left and right speakers 22, 23 for outputting the amplified electronic sound signal and audio signal.
(Output means). Note that the CPU 8, the communication interface 14, and the L / R controllers 17, 19 are
It corresponds to the audio output control means in the present invention.

The CPU 8 of the sequencer unit 2 reads out the performance data of the floppy disk 6, converts it to a performance data format (details will be described later) as shown in FIG. 2, stores it in the RAM 10, and synchronizes the data with the video image. At the same time, the data is transmitted to the sound source unit 3 via a communication interface (I / F) 14 by serial communication. The sound source unit 3 has a communication interface (I / F) 14
Thus, performance data is received based on a predetermined communication procedure (for example, the MIDI standard), and an automatic performance of an electronic sound corresponding to the data is performed.

As shown in FIG. 2, the performance data includes one bar per one bar.
It consists of steps for managing each note. One step consists of a step number, a note name indicating the scale, a musical score indicating the strength of the sound, a step time indicating the duration of the sound, and a percentage of the sound to be played. It is composed of a gate time (corresponding to the performance information in the present invention) and data indicating the sound image position of the singing voice (corresponding to the control information in the present invention). A plurality of these steps are collected, and a measure numbered at the beginning is defined as one measure.

Next, the singing voice and music reproducing operation of the music reproducing apparatus with the sound image position moving function having the above configuration will be described.

When the reproducing operation of the music reproducing device 1 is started, the CPU 8 of the sequencer unit 2 reads out the video image data stored in the RAM 10 and also reads out the performance data in units of steps. The video image data is converted into a video signal by the CRT controller 13, and while synchronizing with the video signal,
The performance data is serially communicated to the tone generator 3 via a communication interface (I / F) 14.

The sound source module 15 of the sound source unit 3 generates an electronic sound based on the sound information indicated by the step of the performance data, and the sound image position control device 16 controls the left and right speakers 22, 23 based on the information.
L / R controller 1
Output to 7,19 to control the sound balance of the accompaniment performance.

On the other hand, the singing voice is input as a sound signal from the microphone 18 of the sound source unit 3, and the sound image position control device 16 outputs the reproduction output of the singing voice sung by the singer from the reproduction output position based on the data indicating the singing sound image position of the performance data. A signal for controlling to move left and right and back and forth is output to the L / R controllers 17 and 19, and the signal controls the sound image position of the singing voice output from the speakers 22 and 23.

As described above, the sound of the performance and the sound image position of the singing voice are controlled in synchronization with the video image, so that the performance and the singing voice can be automatically moved back and forth, right and left in accordance with the movement of the video image.

The sound image position can be appropriately changed by inputting performance data from the keyboard 11 so that the performance data can be edited.

In the above embodiment, the video data is stored on the optical disc.
Although the performance data is stored on the floppy disk, the present invention is not limited to this, and the data may be stored on an optical disk.

[Effects of the Invention] As described above, according to the music reproducing apparatus with the sound image position moving function according to the first aspect, the sound image position of the sound input from the sound input means changes as the reproduction of the performance information progresses. Since the singer is programmed to move automatically, the position of the sound image of the singing voice can be moved without actually moving the singer, and a more realistic karaoke effect can be obtained. Also, by appropriately changing the program of the sound image position, various effects can be obtained.

According to the music reproducing apparatus with the sound image position moving function of the second aspect, the position of the sound image of the sound input by the sound input means is changed in synchronization with the video output by the video information output means. Without actually moving the singer, the sound image of the singing voice can be moved in synchronization with the movement of the video image, and a more realistic karaoke effect can be obtained.

[Brief description of the drawings]

FIG. 1 is a block diagram of a music reproducing apparatus with a sound image position moving function according to an embodiment of the present invention, and FIG. 2 is a view for explaining one form of performance data executed by the apparatus. 2 ... sequencer section, 3 ... sound source section, 4 ... optical disk player, 6 ... floppy disk, 7 ... floppy disk driver, 8 ... microcomputer (CP
U), 9 ... ROM, 10 ... RAM, 11 ... Keyboard, 12 ...
… CRT, 14… Communication interface (I / F), 15… Sound source module, 16… Sound image position control device, 17… L / R controller, 18… Microphone, 19… L / R controller, 2
0: Mixer, 21: Amplifier, 22, 23: Speaker.

Claims (2)

(57) [Claims] 1. A storage means for storing performance information and control information for changing a position of a reproduced sound image of a voice input from a voice input means, a reproducing means for reproducing the performance information stored in the storage means, As the playing of the performance information by the playing means progresses, the position of the sound image of the sound input from the sound input means is changed based on the control information stored in the storage means, and the sound image is output to the output means. And a sound output control means for controlling the music reproduction device. 2. An image processing apparatus comprising: video information storage means for storing video information; and video information output means for outputting video information stored in the video information storage means to a display means. 2. The apparatus according to claim 1, wherein the position of the sound image of the audio input by the audio input unit is changed in synchronization with the video output by the information output unit.
A music playback device with a sound image position moving function according to claim 1.