JP2006145896A - Karaoke system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a karaoke system capable of easily operating karaoke information including video information and performance information. <P>SOLUTION: The karaoke system 10 includes; an mpeg-decoder 14 which performs the display control of a background video and the output control of a performance music on the basis of a first file including background video information and performance information; and a lyric character and video display control means 58 for controlling the display of lyric character and video based on a second file including lyric information, thereby handling in the the first file including the background video information and the performance information and the second file including the lyric information individually, and easily correcting the lyric information when there are errors in the lyric information. That is, the karaoke system 10 capable of easily operating the karaoke information including the video information and the performance information can be provided. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to an improvement of a karaoke apparatus capable of outputting a predetermined performance tune selected from a large number of performance tunes and displaying a predetermined image including a lyric character image of the performance tune.

  2. Description of the Related Art Music playback apparatuses that output a predetermined performance song selected from a large number of performance songs are known. For example, a karaoke device used in a karaoke box or the like. According to such a karaoke apparatus, while outputting music information of a predetermined karaoke performance song selected from a large number of karaoke performance songs stored in a storage device in advance, a lyric character image (lyric telop) of the karaoke performance song is output. By displaying the included video on the screen in synchronization with the output, it is possible to enjoy the karaoke performance of the desired song.

  Such a karaoke apparatus normally performs performance output of the performance tune based on karaoke information including performance information and lyrics information, and generates and displays a lyric character image in synchronization with the performance output. In addition, a predetermined background image associated with the performance song is synthesized behind the lyrics character image and displayed on the screen. For example, the karaoke apparatus described in Patent Document 1 is an example, and according to such a technique, it is not necessary to prepare individual background images for each karaoke performance piece. And can be configured to output as many performance songs as possible.

JP 2000-125199 A

  By the way, in recent years, a karaoke apparatus that synthesizes and outputs a lyric character video to a promotion video (introduction video) of the artist (singer) of the performance song has been widespread. In this mode, since the promotion video created for selling the performance music is diverted, it is possible to prepare individual background images for each karaoke performance music without human labor, It can also be expected to have a propaganda effect. However, in the conventional karaoke apparatus, karaoke performance control is performed based on an mpeg (Moving Picture Experts Group) file in which a lyric character image is synthesized with a promotion video in advance. The file itself must be exchanged when the contents need to be corrected, such as when the output timing of the lyrics text image is wrong, and there is a problem that it is difficult to handle distribution.

  The present invention has been made against the background of the above circumstances, and an object of the present invention is to provide a karaoke apparatus that facilitates handling of karaoke information including video information and performance information.

  In order to achieve such an object, the gist of the present invention is to output a predetermined performance song selected from a large number of performance songs and to display a lyric character image of the performance song on a predetermined background image. A karaoke apparatus for combining and displaying, background video display / performance control means for performing display control of the background video and output control of the performance music based on a first file including background video information and performance information, and lyrics And lyric character image display control means for performing display control of the lyric character image based on a second file including character image information.

  According to this configuration, the background video display / performance control means for performing the display control of the background video and the output control of the performance music based on the first file including the background video information and the performance information, and the second information including the lyrics information. Since the lyric character image display control means for controlling the display of the lyric character image based on the file is included, the first file including the background image information and the performance information and the second file including the lyric information are individually provided. It is easy to correct if there is an error in the lyrics information. That is, a karaoke apparatus that facilitates handling of karaoke information including video information and performance information can be provided.

  Here, preferably, the background video display / performance control means and the lyric character video display control means perform the control with reference to a common script file. In this way, there is an advantage that karaoke performance control can be executed in a practical manner.

  Preferably, the second file includes color change information for performing color change control of the lyric character image, and the lyric character image display control means is configured to perform the color change information based on the color change information. This controls color change of lyrics character video. In this way, there is an advantage that the color change control of the lyrics character image can be executed in synchronization with the output of the performance music.

  Preferably, the first file is a mpeg format file, and the second file is a text format file. In this way, there is an advantage that karaoke performance control can be executed based on the first file and the second file in a practical format.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a block diagram illustrating the configuration of a karaoke apparatus 10 that is an embodiment of the present invention. As shown in FIG. 1, the karaoke apparatus 10 includes a video display device 12 such as a CRT, an mpeg decoder 14 as a background video display / performance control means, a video mixer 16, an amplifier mixer 18, a speaker 20, Input signals from the microphone 22, the operation panel 24, the CPU 26 as a central processing unit, the ROM 28, the RAM 30, the hard disk 32 as a storage device, the modem 34, the CRT controller 36, the operation panel 24, etc. An input / output interface 38 for processing, a synthesizer 40 as a sound source, a remote control receiving unit 42 for receiving a remote control signal from an input device such as a remote control device 48 or an electronic quick sample device 50, and the electronic quick sample device 50 A wireless LAN communication unit 44 for performing wireless LAN communication with the It has been made.

  The CPU 26 is a so-called computer that processes and controls electronic information based on a predetermined program stored in advance in the ROM 28 using the temporary storage function of the RAM 30, and includes the remote control device 48, the electronic sample device 50, and the like. When a predetermined karaoke performance song is selected by the above, the selected karaoke performance song is registered in the reserved song list provided in the RAM 30 or selected from the hard disk 32 in the RAM 30 according to the performance order of the reserved song list. The karaoke information of the performed music is read, the mpeg decoder 14 displays a predetermined background image and outputs the performance based on the karaoke information, or the lyric character image is generated based on the lyric information to generate the CRT It is sent to the controller 36, and a song title text image is generated when selecting a song. It executes basic control, such as sending to the CRT controller 36.

  The operation panel 24 selects a karaoke performance song that the user of the karaoke apparatus 10 wants to sing, adjusts the pitch of the performance song, adjusts the volume balance between the performance and the song, and performs echo and volume. , An input device provided with operation buttons (switches) or knobs for performing various adjustments such as tone. Further, the karaoke apparatus 10 is provided with a remote control device 48 that functions as an input device for remotely executing a part of the function of the operation panel 24 and an electronic quick sample device 50, and the remote control receiving unit 42 includes The remote control signals transmitted from these input devices are received and supplied to the CPU 26. In addition, the wireless LAN communication unit 44 receives a music selection input from the electronic quick sample device 50 by performing wireless LAN communication with the electronic quick sample device 50, or receives the music selection input from the karaoke device 10. Information is exchanged between the karaoke apparatus 10 and the electronic sample apparatus 50 via radio waves, such as transmitting a command for executing predetermined processing to 50.

  The mpeg decoder 14 is a decoder that decodes a video signal and an audio signal based on a mpeg (Moving Picture Experts Group) format file. The music signal generated by the mpeg decoder 14 is converted into an analog signal and sent to the amplifier mixer 18. In the amplifier mixer 18, the transmitted music signal and the user's singing voice input via the microphone 22 are mixed, and these signals are electrically amplified and output from the speaker 20.

  The video (background video) decoded by the mpeg decoder 14 is output by the video display device 12 via the video mixer 16. The CRT controller 36 is a character video output device that outputs a character video (telop) such as a lyric character video generated by the CPU 26, and the video mixer 16 is generated by the CPU 26 and output from the CRT controller 36. This is a video synthesizing device that synthesizes the character video to be played and the background video reproduced by the mpeg decoder 14 and displays them on the video display device 12.

  Further, the karaoke apparatus 10 can output a performance tune by the synthesizer 40. The synthesizer 40 is a sound source that generates a music signal such as a musical instrument performance signal based on predetermined performance information. The performance information is, for example, data in MIDI (Musical Instrument Digital Interface) format, and the music signal generated by the synthesizer 40 based on the MIDI data is converted into an analog signal and sent to the amplifier mixer 18. In the amplifier mixer 18, the transmitted music signal and the user's singing voice input via the microphone 22 are mixed, and these signals are electrically amplified and output from the speaker 20.

  FIG. 2 is a diagram for explaining various databases provided in the hard disk 32 of the karaoke apparatus 10. As shown in FIG. 2, the hard disk 32 includes a first file database 52 for storing a large number of mpeg files, which are first files including background video information and performance information, and a second file including lyrics information. Karaoke performance control is performed based on the second file database 54 for storing a large number of text files (preferably the same number as the first file in a one-to-one correspondence) and the first file and the second file. A script file storage unit 56 for storing one or more script files is provided. The first file and the second file are contents that can be individually distributed and handled. In the karaoke apparatus 10, the first file and the second file are used as karaoke information for performing karaoke performance control. Equivalent to. Although not described in the present embodiment, the hard disk 32 is provided with a karaoke database for storing karaoke information composed of MIDI files separately from the first file database 52 and the second file database 54. .

  The modem 34 is a device for connecting the karaoke apparatus 10 to a communication line 46 such as a public telephone line. A plurality of karaoke apparatuses 10 provided in stores such as karaoke boxes are connected to a center apparatus of a karaoke service providing company (not shown) via the communication line 46, and new tunes are constantly generated by the plurality of karaoke apparatuses 10. Karaoke information corresponding to a new song is downloaded from the center device via the communication line 46 and stored in the first file database 52 and the second file database 54 of the hard disk 32 so that the performance can be performed. It is like that. That is, the karaoke apparatus 10 is a communication karaoke apparatus capable of transmitting and receiving various types of information through an electric communication line.

  FIG. 4 is a functional block diagram illustrating the main part of the control function provided in the CPU 26 of the karaoke apparatus 10. The lyric character image display control means 58 shown in FIG. 4 performs display control of the lyric character image (lyric telop) related to the performance song based on the second file for each performance song stored in the second file database 54. . Specifically, a lyric character image is generated based on the lyric information included in the second file and sent to the CRT controller 36, and the lyrics are transmitted to the image display device 12 via the CRT controller 36 and the video mixer 16. Display character images.

  FIG. 3 is a diagram illustrating the contents of a text file that is the second file stored in the second file database 54. As shown in FIG. 3, the second file includes a song selection number “75135” that is an ID of a performance song, keywords “happiness”, “mani mule”, “haruyopi”, and “happiness” that are performance keywords. In addition to information such as “Manaraba” text, total song time “3'31”, song performance “Solo Man”, etc., the lyrics information of the song and the timing to display the lyrics information are displayed. Contains the timing code shown. That is, in the file shown in FIG. 3, the lyrics “happy happy forever happy” are at the timing of “01: 00: 14: 11”, and the lyrics “happy is from” at the timing of “01: 00: 17: 27” The lyrics “I will come” at the timing of “01: 00: 21: 11”, and the lyrics “Going past” at the timing of “01: 01: 39: 25” It is determined to output. The lyric character video display control means 58 executes control to sequentially generate and display the lyric character video of the performance music according to this information.

  As shown in FIG. 4, the mpeg decoder 14 functions as background video display / performance control means, and displays the background video based on the first file stored in the first file database 52. Control and output control of the performance music are performed. Specifically, a background video is output based on the background video information included in the first file and sent to the video mixer 16, and music information (performance sound) of the performance music is output based on the performance information. The signal is sent to the amplifier mixer 18. FIG. 5 is a diagram for explaining a state in which a background video 62 is displayed on the screen 60 of the video display device 12 by the mpeg decoder 14 and a performance sound is output from the speaker 20. It is a figure explaining a mode that the lyric character image | video 64 is synthesize | combined on the upper side (upper layer) from the background image | video 62 in such a screen 60, and a karaoke performance is performed according to the said performance sound. As shown in these drawings, in the karaoke performance by the karaoke apparatus 10, the background video sent from the mpeg decoder 14 and the lyrics generated by the lyric character video display control means 58 and output by the CRT controller 36 are shown. The character video is synthesized by the video mixer 16 and displayed on the video display device 12. Also, the performance tune output from the mpeg decoder 14 and the user's singing voice input via the microphone 22 are mixed, and these signals are electrically amplified and output from the speaker 20.

  Here, the mpeg decoder 14 and the lyric character video display control means 58 preferably perform the control with reference to a common script file stored in the script file storage unit 56. The script file reads, for example, a text file corresponding to the music selection number input by the remote control device 48 or the like from the first file database 52, and an mpeg file corresponding to the music selection number from the second file database 54. The information associating them with each other is described so as to be read out, and the mpeg decoder 14 and the lyric character image display control means 58 preferably execute the above-mentioned control synchronously by referring to such a script file. can do.

  FIG. 7 is a flowchart for explaining a main part of karaoke performance control by the CPU 26 of the karaoke apparatus 10 and is repeatedly executed at a predetermined cycle.

  First, in step (hereinafter, step is omitted) S1, it is determined whether or not a predetermined music selection operation (music selection input) has been performed by the remote control device 48 or the like. If the determination in S1 is negative, the routine is terminated accordingly, but if the determination in S1 is affirmative, in S2, according to the script file stored in the script file storage unit 56, The mpeg file and the text file corresponding to the input music selection number are read from the first file database 52 and the second file database 54 to the RAM 30 and the like. Next, in S3, background video display control and performance music output control are started based on the mpeg file read in S2. Next, in S4 corresponding to the operation of the lyric character image display means 58, display control of the lyric character image (lyric telop) relating to the performance music is performed based on the text file read in S2. Next, in S5, it is determined whether or not the karaoke performance has ended. If the determination in S5 is negative, the processing from S4 onward is executed again. If the determination in S5 is positive, in S6, the background video output control based on the mpeg file and the performance music are performed. After the output control is terminated, this routine is terminated. In the above control, S3, S5, and S6 correspond to the operation of the background video display / performance control means, that is, the mpeg decoder 14.

  Thus, according to the present embodiment, it functions as a background video display / performance control means for performing display control of the background video and output control of the performance music based on the first file including background video information and performance information. Since the mpeg decoder 14 (S3, S5, and S6) and the lyric character image display control means 58 (S4) for performing display control of the lyric character image based on the second file including the lyric information, the background is included. The first file containing the video information and the performance information and the second file containing the lyric information can be handled individually, and it is easy to correct if there is an error in the lyric information. That is, the karaoke apparatus 10 that facilitates handling of karaoke information including video information and performance information can be provided.

  Further, since the mpeg decoder 14 and the lyric character image display control means 58 perform the control by referring to a common script file, there is an advantage that karaoke performance control can be executed in a practical manner.

  Further, since the first file is a mpeg format file and the second file is a text format file, karaoke performance control is executed based on the practical format of the first file and the second file. There is an advantage that you can.

  The preferred embodiments of the present invention have been described in detail with reference to the drawings. However, the present invention is not limited to these embodiments, and may be implemented in other modes.

  For example, the second file includes color change information (color change timing code) for performing color change control of the lyrics character image displayed in accordance with the lyrics information in addition to the lyrics information for each performance song. There may be. In this case, the lyrics character image display control means 58 performs color change control of the lyrics character image based on the color change information. In this way, there is an advantage that color change control of the lyrics character image can be executed in synchronization with the output of the performance music.

  In the above-described embodiment, the first file is a file in the mpeg format. For example, the first file is a file in another format such as an AVI (Audio Video Interleaved) format or an ASF (Advansed Streaming Format) format. As long as it can include background video information and performance information, the mode is not limited. Similarly, the second file is not limited to the text format.

  In addition, although not illustrated one by one, the present invention is implemented with various modifications within a range not departing from the gist thereof.

It is a block diagram which illustrates the composition of the karaoke device which is one example of the present invention. It is a figure explaining the various databases provided in the hard disk of the karaoke apparatus of FIG. It is a figure which illustrates the content of the text file which is the 2nd file memorize | stored in the 2nd file database of FIG. It is a functional block diagram explaining the principal part of the control function with which CPU of the karaoke apparatus of FIG. 1 was equipped. It is a figure explaining a mode that a background image | video is displayed on the screen of a video display apparatus by the mpeg decoder shown in FIG. 4, and a performance sound is output from the speaker. FIG. 6 is a diagram illustrating a state in which a lyric character video is synthesized above (upper layer) a background video on the screen shown in FIG. 5 and a karaoke performance is performed in accordance with a performance sound. It is a flowchart explaining the principal part of karaoke performance control by CPU of the karaoke apparatus of FIG.

Explanation of symbols

10: Karaoke device 14: mpeg decoder (background video display / performance control means)
58: Lyric character image display control means 62: Background image 64: Lyric character image

Claims (4)

A karaoke apparatus that outputs a predetermined performance song selected from a large number of performance songs and synthesizes and displays a lyrics character image of the performance song on a predetermined background image,
Background video display / performance control means for performing display control of the background video and output control of the performance song based on a first file including background video information and performance information;
A karaoke apparatus comprising: lyric character image display control means for performing display control of the lyric character image based on a second file including lyric information.   2. The karaoke apparatus according to claim 1, wherein the background video display / performance control means and the lyrics character video display control means perform the control with reference to a common script file.   The second file includes color change information for performing color change control of the lyrics character video, and the lyrics character video display control means changes the color of the lyrics character video based on the color change information. The karaoke apparatus according to claim 1 or 2, wherein control is performed.   4. The karaoke apparatus according to claim 1, wherein the first file is a mpeg format file, and the second file is a text format file. 5.

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