JP5227128B2 - Karaoke equipment - Google Patents

Description

  The present invention relates to a karaoke apparatus that outputs a predetermined performance song selected from a large number of performance songs and displays a predetermined lyric character image and a background image in synchronization with the output of the performance song. The present invention relates to an improvement of the background video display function.

  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, music information of a predetermined karaoke performance song selected from a large number of karaoke performance songs stored in advance in a storage device is output, and an image including lyrics information of the karaoke performance song is output. Karaoke performance of a desired song can be enjoyed by displaying it on the screen in synchronization with.

  In recent years, a karaoke apparatus in a mode of adding a lyric character image (lyric telop) to a predetermined background image has become widespread. For example, a communication karaoke apparatus connected to a host server of a karaoke service providing company via a communication line is an example. In such a karaoke apparatus, since the background video can be used for a plurality of types of performance music, there is no need to prepare a custom video for each performance music, and there is an advantage that a relatively large number of music can be played. There was a possibility that the user might get bored by using the background image in the performance music. Therefore, a technique for eliminating such a harmful effect has been proposed. For example, the video display device of a karaoke machine described in Patent Document 1 is that. According to this technique, an arbitrary video selected from a plurality of videos prepared in advance can be used as a background video of a performance video output in parallel with the output of the performance music.

JP 11-352978 A

  In recent years, in addition to commercial karaoke devices installed in stores such as karaoke boxes, home karaoke devices used in general homes have been developed and put into practical use. By the way, the room at home often has a unified interior design with wallpaper, curtains, furniture, etc., but when performing a karaoke performance with such a conventional karaoke device in such a room, an unconventional background image Could cause the interior design to break down. That is, the karaoke apparatus which outputs the background image in harmony with the interior of the room where karaoke performance is performed has not been developed yet.

  The present invention has been made with the above circumstances as a background, and an object of the present invention is to provide a karaoke apparatus that outputs a background video in harmony with the interior of a room where karaoke performance is performed.

In order to achieve such an object, the gist of the first aspect of the present invention is to output a predetermined performance song selected from a large number of performance songs, and to synchronize with the output of the performance song. A karaoke device that displays a lyric character image and a background image, a color analyzing unit that analyzes colors in the image captured by the imaging device, and a plurality of predetermined videos based on an analysis result by the color analyzing unit Video extraction means for extracting at least one video from the video, and video display control means for controlling the display of the performance video when the performance music is output using the video extracted by the video extraction means as the background video , The color analyzing means sequentially performs the video captured by the imaging device in descending order of the ratio of the plurality of predetermined hue ranges to the video. It is characterized in carrying out the ranking up position.

As described above, according to the first aspect of the present invention, at least one of a plurality of predetermined videos is analyzed based on the color analysis means for analyzing the colors in the video taken by the imaging apparatus and the analysis result by the color analysis means. Video analysis means for extracting two videos, and video display control means for controlling the display of the performance video when the performance music is output with the video extracted by the video extraction means as the background video , the color analysis The means ranks the video taken by the imaging device in order from a highest percentage of the plurality of predetermined hue ranges to the predetermined order from the highest percentage of the video. Shoot the scenery of the room where the karaoke performance is performed, and determine the background video based on the scenery, destroying the interior design of the room It can be suitably suppressed. That is, it is possible to provide a karaoke apparatus that outputs a background video in harmony with the interior of a room where karaoke performance is performed.

In order to achieve the above object, the gist of the second invention is to output a predetermined performance song selected from a large number of performance songs and to output predetermined lyrics in synchronization with the output of the performance song. A karaoke apparatus for displaying a character image and a background image, wherein color analysis means for analyzing colors in an image captured by an imaging device, and a plurality of predetermined images based on an analysis result by the color analysis means Video extraction means for extracting at least one video, and video display control means for controlling display of the performance video when the performance music is output with the video extracted by the video extraction means as the background video , The color analysis means is configured to analyze the video whose brightness is equal to or less than a predetermined value among a plurality of videos photographed by the imaging device with respect to the entire video. It is characterized in that the excluded from. In this way, in the image of the room where the karaoke performance is performed , which is imaged by the imaging device , the image of the corner of the room that is not related to the imaging error or the interior is used for the analysis without being used for the analysis. By determining the background image based on this, it is possible to suitably suppress the destruction of the interior design of the room. That is, it is possible to provide a karaoke apparatus that outputs a background video in harmony with the interior of a room where karaoke performance is performed.

Here, in the first invention, preferably, the color analysis unit performs the ranking on a plurality of videos photographed by the imaging device, and averages the ranking results of the plurality of videos. It is. In this way, it is possible to analyze a video image of a room where a karaoke performance is performed in a practical manner.

In the first and second aspects of the invention, preferably, the video display control means selects one video selected according to a predetermined operation from a plurality of videos extracted by the video extraction means. This is output as a background video. In this way, a background image desired by the user can be further selected from a plurality of images reflecting the interior of the room where the karaoke performance is performed.

  Preferably, the plurality of videos are stored in a storage device that is separate from the karaoke device, and the video extraction means receives at least one from the storage device via a predetermined communication line. The video is extracted. In this way, it is possible to output a background video in harmony with the interior of the room where the karaoke performance is performed, with respect to a home karaoke apparatus that downloads the background video from a server or the like.

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

  FIG. 1 is a diagram for explaining the configuration of a karaoke apparatus 10 which is a preferred embodiment of the present invention. This karaoke apparatus 10 is a household karaoke apparatus used in general homes and the like, and as shown in FIG. 1, for example, a video display function such as a TFT (Thin Film Transistor Liquid Crystal) or a PDP (Plasma Display Panel) and an audio output. Based on karaoke data recorded on a storage medium 14 such as a CD (Compact Disc), a DVD (Digital Versatile Disk), an SD card, etc., connected to the output device 12 having a function by wire or wirelessly, the output device 12 outputs a sound. As a device, a plurality of performance songs are individually output, and the output device 12 is used as a video output device to display lyric character images corresponding to the performance songs, thereby performing a karaoke performance of the performance songs stored in the storage medium 14 or the like. Is possible. In the present embodiment, description will be given of a mode in which both performance output and video display are performed via the output device 12, but only video display is performed via the output device 12, and performance output of the karaoke device 10 is described. An embodiment in which processing is performed is also conceivable. In such an aspect, a speaker or the like that is an audio output device is provided in the karaoke device 10 in addition to the configuration described in detail below.

  As shown in FIG. 1, the karaoke apparatus 10 includes a CPU 16 that is a central processing unit, a ROM 18 that is a read-only memory, a RAM 20 that is a read / write memory as needed, an operation panel 22, a remote control receiver 24, A media slot 26 for accommodating the storage medium 14, a media driving unit 28, a media reading unit 30, a microphone 32 as an audio input device, an A / D converter 34, and a CCD camera 36 as an imaging device The sound board 38, the video board 40, and an interface 42 for inputting (connecting) the output of the karaoke device 10 to the output device 12 are provided.

  The CPU 16 is a so-called computer that processes and controls electronic information based on a predetermined program stored in advance in the ROM 18 while utilizing the temporary storage function of the RAM 20, and the storage medium 14 accommodated in the media slot 26. Performing output (playback) of performance songs based on karaoke data read out from, generating lyric text images (lyric telops) based on lyrics information of the performance songs in synchronization with playback of such performance songs, etc. In addition to the basic control of outputting performance and video via the output device 12, background video setting control described later is executed.

  The operation panel 22 adjusts the pitch of the performance song in the karaoke performance by the CPU 16, adjusts the volume balance between the performance and the song, performs various performance adjustments such as echo, volume, tone, etc. Is an input device provided with operation buttons (switches) or knobs for performing various operations related to karaoke performance by the karaoke device 10 such as inputting a music selection number of a desired performance song. Further, the karaoke apparatus 10 is provided with a remote controller 44 that functions as an input device for remotely executing a part or all of the functions of the operation panel 22. The remote control receiving unit 24 receives a remote control signal transmitted from the controller 44 and supplies it to the CPU 26. In addition, the aspect which operates the said karaoke apparatus 10 exclusively by this controller 44 can also be considered, and the said operation panel 22 does not necessarily need to be provided in such a structure.

  The media drive unit 28 is mainly composed of a spindle motor that rotates a spindle (drive shaft) in order to rotate the storage medium 14 accommodated in the media slot 26 around its axis. According to the command, the storage medium 14 is rotated at a predetermined rotation speed. The media reading unit 30 irradiates the storage medium 14 with laser light and receives reflected light to read the stored contents of the storage medium 14, and the optical head stores the optical head. A slider motor that reciprocates in the radial direction of the medium 14 is provided, and functions as reading means (reading device) that reads information stored in the storage medium 14. In the karaoke performance based on the karaoke data recorded in the storage medium 14, the storage medium 14 accommodated in the media slot 26 is rotated by the media drive unit 28, and the karaoke data as the storage content of the storage medium 14 is stored. A performance based on the performance data read by the media reader 30 is performed via the sound board 38.

  The karaoke apparatus 10 according to this embodiment executes karaoke performance control based on various information stored in the storage medium 14. For this purpose, the storage medium 14 stores a large number (for example, tens of thousands of songs) of karaoke data and a plurality of (for example, several hundred types) video data. This karaoke data is composed of performance information for generating a predetermined performance sound by the sound board 38 and lyrics information for generating a lyric character image (lyric telop). It is identified by a unique music selection number. Each karaoke data includes information such as the title of the corresponding performance song, the name of the singer (original artist name), the date of announcement, and the genre. The video data is used as background video data for outputting a background video of a performance video output during a karaoke performance based on the karaoke data, and is video data in a predetermined format. In the karaoke apparatus 10 according to the present embodiment, a configuration in which the karaoke data stored in the storage medium 14 is read will be described. However, in a configuration including a storage device such as a hard disk, a large number of karaoke data is stored in the hard disk. Or the background video data etc. which are mentioned later may be memorize | stored.

  The CCD camera 36 is an imaging device that captures an image with a charge coupled device (CCD). The image captured by the CCD camera 36 is directly or via the predetermined converter (not shown). It is input to the control system of the apparatus 10. The CCD camera 36 does not necessarily have to be provided as a part of the karaoke device 10. For example, a video image taken by a separate CCD camera or a mobile phone having an imaging function can be used as a predetermined interface. A mode of inputting to the karaoke apparatus 10 via the above is also conceivable.

  The sound board 38 is a module related to the voice input / output function of the karaoke apparatus 10 and includes various sound sources such as an FM sound source, a PCM sound source, and a MIDI sound source. The sound board 38 also functions as a voice synthesizer that synthesizes (mixes) music information reproduced by such a sound source and voice information input from the microphone 32 via the A / D converter 34. The user's singing (singing voice) input by the microphone 32 in the karaoke performance by the karaoke device 10 is synthesized with the music information by the sound board 38 and is sent to the output device 12 through the interface 42. And output from a speaker or the like in the output device 12. The microphone 32 is preferably provided detachably from the karaoke apparatus 10 or may be wirelessly connected by infrared rays or the like.

  The video board 40 is a module related to the video display function of the karaoke apparatus 10 and performs processing related to video display (drawing) in response to a command from the CPU 16. Specifically, a predetermined image is displayed on the screen of the output device 12 via the interface 42. For example, the lyric character image generated by the CPU 16 is displayed, and the lyric character image display processing such as changing the color of the lyric character image over time, or a predetermined background on the back layer of the lyric character image Various video displays during karaoke performance by the karaoke apparatus 10 such as background video display processing such as displaying video are controlled.

  FIG. 2 is a functional block diagram illustrating a main part of the control function provided in the CPU 16 of the karaoke apparatus 10. The color analysis means 50 shown in FIG. 2 analyzes the color in the video imaged by the CCD camera 36 which is an imaging device with respect to the background video setting control by the karaoke device 10. In the background video setting control by the karaoke apparatus 10, first, the CCD camera 36 takes a picture of a room or the like where karaoke performance is performed. Preferably, four images, i.e., front, back, right, and left are photographed, and the color analysis means 50 analyzes these four images.

  Preferably, the color analyzing means 50 ranks the images taken by the CCD camera 36 from a plurality of predetermined hue ranges to a predetermined position in descending order of the proportion of the images. . The hue range is a range in which the hue is divided into a plurality of ranges (for example, 100) as defined by the Munsell color system, for example, and the color analysis means 50 is used for the image captured by the CCD camera 36. Each dot is classified into one of the plurality of ranges. Then, for example, the top three positions are determined from the hue range in which there are many dots classified as described above (= the area occupied by the image is wide).

  The color analyzing means 50 preferably also performs the ranking on a plurality of videos taken by the CCD camera 36 and averages the ranking results relating to the plurality of videos. In other words, the four ranges of the front, back, right, and left images taken as described above are ranked according to the hue range, and the weights are adjusted by equally dividing the ranking results. For example, the first hue range is A for the image corresponding to the front, the second hue range is B, the third hue range is C, and the first hue range is B for the image corresponding to the right. The hue range of the position is C, the hue range of the third position is D, the hue range of the first position is A with respect to the back, the hue range of the second position is C, the hue range of the third position is B, and the hue range of the first position is about the left B: When the second hue range is A, the third hue range is E, the first weight is 10, the second weight is 5, the third weight is 3, and the average is the hue range 6.25 (= {10 + 0 + 10 + 5} / 4) for A, 7 (= {5 + 10 + 3 + 10} / 4) for hue range B, 3.25 (= {3 + 5 + 5 + 0} / 4) for hue range C, and .0 for hue range D. 75 (= {0 + 3 + 0 + 0} / 4), 0.75 for the hue range E = {0 + 0 + 0 + 3} / 4), and the ranking the average 1-position hue range B, 2-position hue range A, 3-position is hue range C.

  Preferably, the color analyzing means 50 preferably excludes, from among the plurality of videos taken by the CCD camera 36, videos whose brightness is not more than a predetermined value and whose range is not less than a predetermined ratio as a whole. To do. For example, assuming that the brightness of a white surface with a reflectance of 100% is 10, and the image where the brightness is 2 or less is 80% or more of the entire image, it is excluded from the analysis target. Average the ranking results for each of the videos. In this way, the video whose brightness is below a predetermined value is greater than a predetermined ratio is considered to be a photograph of a wall or door that has nothing to do with the interior of the room, or due to a shooting error. .

  The video extraction unit 52 extracts at least one video from a plurality of predetermined videos based on the analysis result by the color analysis unit 50. That is, one or a plurality of video data corresponding to the analysis result by the color analyzing means 50 is extracted from the plurality of video data stored in the storage medium 14. Here, the plurality of video data stored in the storage medium 14 preferably has at least one hue range (preferably three from first to third) for each video data. The video extraction unit 52 extracts, for example, video data in which the analysis result by the color analysis unit 50, that is, the ranked and averaged hue ranges match or approximate.

  The background video setting means 54 sets the video extracted by the video extraction means 52 as the background video of the performance video output when the karaoke apparatus 10 performs the karaoke performance. If the video data extracted by the video extraction means 52 is singular, the video data is set as the background video of such performance video. Further, when there are a plurality of video data extracted by the video extraction means 52, any one of the video data is set as the background video of the performance video. FIG. 3 is a diagram showing an example of a background video selection screen displayed on the screen of the output device 12 when setting the background video. As shown in FIG. 3, the background video setting means 54 is preferably one selected from a plurality of videos extracted by the video extraction means 52 according to a predetermined operation by the controller 44 or the like. A video is set as the background video. Preferably, a simple psychoanalysis game or the like may be played, and any video may be set as the background video based on the analysis result. Information on the video data set in this way is stored in, for example, the RAM 20 or the like.

  The video display control means 56 performs display control of the performance video displayed on the output device 12 when the karaoke device 10 performs the karaoke performance. That is, when outputting a performance song corresponding to predetermined karaoke data, a lyric character image (lyric telop) based on lyric information included in the karaoke data is generated and displayed in a color-change manner via the video board 40. In addition, a video based on predetermined video data is reproduced and synthesized as a background video on the back layer of the lyrics character video. Then, the performance image including the lyrics character image and the background image synthesized as described above is displayed on the output device 12 via the interface 42. Here, when predetermined video data is set as a background video by the background video setting unit 54, the video display control unit 56 outputs a background video based on the video data during the karaoke performance.

  FIG. 4 is a flowchart for explaining a main part of the background video setting control by the CPU 16 of the karaoke apparatus 10 and is repeatedly executed at a predetermined cycle.

  First, in step (hereinafter, step is omitted) SA1, it is determined whether or not an image photographed by the CCD camera 36 has been input. If the determination of SA1 is negative, the routine is terminated accordingly. If the determination of SA1 is affirmative, the range in which the brightness of the input video is equal to or less than a predetermined value is determined in SA2. Are excluded from the analysis target. Next, in SA3, ranking is performed from a plurality of predetermined hue ranges to a predetermined order in descending order of the proportion of the image in the video. Next, in SA4, the ranking results relating to the plurality of videos ranked in SA3 are averaged. Next, in SA5 corresponding to the operation of the video extracting means 52, one or more video data corresponding to the analysis result of SA4 are extracted from the plurality of video data stored in the storage medium. Next, in SA6, it is determined whether or not one video is selected in accordance with a predetermined operation by the controller 44 or the like. While the determination of SA6 is denied, the determination is repeated to wait, but when the determination of SA6 is affirmed, it is selected in SA7 corresponding to the operation of the background video setting means 54. After the video data is set in the RAM 20 or the like as a background video related to karaoke performance, this routine is terminated. In the above control, SA2 to SA4 correspond to the operation of the color analyzing means 50.

  FIG. 5 is a flowchart for explaining a main part of karaoke performance control by the CPU 16 of the karaoke apparatus 10 and is repeatedly executed at a predetermined cycle.

  First, in SB1, it is determined whether or not the karaoke performance of the performance song corresponding to the predetermined karaoke data is started. If the determination at SB1 is negative, the routine is terminated. If the determination at SB1 is affirmative, the target karaoke data is read from the storage medium 14 at SB2. , Expanded in the RAM 20 or the like. Next, in SB3, the title screen of the musical composition related to the start of the karaoke performance is displayed on the output device 12. Next, in SB4, it is determined whether or not predetermined video data is set as a background video in the RAM 20 or the like. If the determination in SB4 is affirmative, in SB5, after the video data set as the background video is read out of the plurality of video data stored in the storage medium 14, and the reproduction is started, If the process of SB7 and subsequent steps is executed, but the determination of SB4 is negative, in SB6, the default background video corresponding to the genre of the performance song among the plurality of video data stored in the storage medium 14 Is read out, and playback thereof is started. In SB7, output control of performance music based on performance information included in karaoke data is performed via the sound board 38. Next, in SB8, the generation of the lyric character image based on the lyric information included in the karaoke data or the color change control is performed via the video board 40, and the lyric character image is displayed on the front layer of the background image. It is synthesized and displayed on the output device 12. Next, in SB9, it is determined whether or not the karaoke performance is over. When the determination at SB9 is negative, the processing after SB7 is executed again. However, when the determination at SB9 is affirmative, after the playback of the background video is ended at SB10, this routine is executed. Is terminated. In the above control, SB 5, SB 6, SB 8, and SB 10 correspond to the operation of the video display control means 56.

  Thus, according to the present embodiment, based on the color analysis means 50 (SA2 to SA4) for analyzing the color in the video imaged by the CCD camera 36 as the imaging device, and the analysis result by the color analysis means 50. The video extraction means 52 (SA5) for extracting at least one video from a plurality of predetermined videos, and the performance video at the time of outputting the performance tune with the video extracted by the video extraction means 52 as the background video Since the image display control means 56 (SB5, SB6, SB8, and SB10) for controlling the display is provided, a scene such as a room where karaoke performance is performed is photographed by the CCD camera 36. By determining the background video based on the above, it is possible to suitably suppress the destruction of the interior design of the room. That is, it is possible to provide the karaoke apparatus 10 that outputs a background video in harmony with the interior of a room where karaoke performance is performed.

  The color analyzing means 50 ranks the video taken by the CCD camera 36 from a plurality of predetermined hue ranges to a predetermined order in descending order of proportion of the video. Therefore, it is possible to analyze a video of a room where a karaoke performance is performed in a practical manner.

  In addition, the color analysis means 50 performs the ranking for a plurality of videos taken by the CCD camera 36 and averages the ranking results related to the plurality of videos, so that a karaoke performance is performed. It is possible to analyze the video of the room in a practical manner.

  The color analyzing means 50 excludes, from among the plurality of images taken by the CCD camera 36, images whose brightness is below a predetermined value and whose range is not less than a predetermined ratio from the analysis target. Therefore, it is possible to suitably analyze a video image of a room in which a karaoke performance is performed without using a video image of a corner of the room that is not related to an imaging error or interior for analysis.

  The video display control means 56 outputs one video selected according to a predetermined operation from the plurality of videos extracted by the video extraction means 52 as the background video. It is possible to further select a background image desired by the user from a plurality of images reflecting the interior of the room where the image is performed.

  Next, another preferred embodiment of the present invention will be described in detail with reference to the drawings. In the following description, parts common to the embodiments are denoted by the same reference numerals and description thereof is omitted.

  FIG. 6 is a diagram illustrating a communication karaoke system 60 to which the present invention is preferably applied. As shown in FIG. 1, the communication karaoke system 60 of the present embodiment includes a communication karaoke apparatus 62 that is an embodiment of the present invention and a server 64 that is an information processing apparatus managed by a karaoke service provider, for example. The communication line 66 is connected. The communication line 66 is a broadband network such as an asymmetric digital communication line using a public telephone line or an optical line, for example, and electronic information is transmitted between the communication karaoke apparatus 62 and the server 64 via the communication line 66. Transmission and reception are possible.

  FIG. 7 is a diagram for explaining the configuration of the communication karaoke apparatus 62. As shown in FIG. 7, the karaoke apparatus 62 of this embodiment includes a modem 68. The modem 68 is a device for connecting the communication karaoke device 62 to the communication line 66. The modem 68 converts a digital signal output from the CPU 16 into an analog signal and sends it to the communication line 66. An analog signal transmitted via 66 is converted into a digital signal and supplied to the CPU 16. Acquisition (downloading) of information from the server 64 of the communication karaoke apparatus 62 and transmission (uploading) of information to the server 64 are performed via the modem 68.

  The server 64 is provided with a karaoke database that stores the large number of karaoke data and a video database that stores the plurality of video data. In the karaoke system 60 of this embodiment, when a karaoke performance of a predetermined performance music is performed by the communication karaoke device 62, karaoke data corresponding to the performance music and video data corresponding to a background video are requested to the server 64. In response to the request, the target karaoke data and video data are downloaded from the server 64 to the communication karaoke apparatus 62 via the communication line 66. Then, the karaoke performance control described above is executed based on the karaoke data and video data downloaded to the communication karaoke device 62. Further, in response to a request from the communication karaoke apparatus 62, the target music data may be streamed from the server 64 to the communication karaoke apparatus 62. That is, in this embodiment, the video extraction means 52 extracts at least one video from a plurality of video data stored in the video database of the server 64 via the communication line 66.

  Thus, in the present embodiment, the plurality of videos are stored in the server 64 as a storage device separate from the communication karaoke device 62, and the video extraction means 52 is a predetermined communication line. Since at least one video is extracted from a plurality of video data stored in the video database of the server 64 via 66, the karaoke device 62 for home use in which the background video is downloaded from the server 64 A background image in harmony with the interior of the room where the performance is performed can be output.

  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, in the above-described embodiment, the home karaoke apparatuses 10 and 62 used in general homes and the like have been described. However, the present invention is not limited to this, and commercial karaoke equipment installed in a store such as a karaoke box. Of course, it may be applied to the apparatus. Further, the present invention is suitably applied to a consumer game machine capable of performing a karaoke performance, not a dedicated karaoke apparatus used exclusively for karaoke performance.

  In the above-described embodiment, the communication karaoke apparatus 62 is connected to the server 64 via the modem 68 and transmits / receives information to / from the server 64. Information may be transmitted / received to / from the server 64 through a connection via a LAN including the Internet or through an Internet connection through a router or an optical line.

  Although not particularly mentioned in the above-described embodiment, the video data set by the background video setting means 54 is not only used as the background video of the performance video during the karaoke performance, but also between the songs (output of the performance music). A mode in which the data is output during the period of time is also conceivable. The video data set by the background video setting means 54 reflects the interior of the room in which the karaoke devices 10 and 62 are installed. It is.

  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 figure explaining the structure of the karaoke apparatus which is a suitable Example of this invention. 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 which shows an example of the background image | video selection screen displayed on the screen of an output device at the time of the setting of the background image | video by the karaoke apparatus of FIG. It is a flowchart explaining the principal part of the background image | video setting control by CPU of the karaoke apparatus of FIG. It is a flowchart explaining the principal part of karaoke performance control by CPU of the karaoke apparatus of FIG. It is a figure explaining the communication karaoke system to which this invention is applied suitably. It is a figure explaining the structure of the communication karaoke apparatus which is a suitable Example of this invention.

Explanation of symbols

10: Karaoke device 36: CCD camera (imaging device)
50: Color analysis means 52: Video extraction means 56: Video display control means 62: Communication karaoke device 64: Server (storage device)
66: Communication line

Claims (5)

A karaoke apparatus that outputs a predetermined performance song selected from a large number of performance songs and displays a predetermined lyrics character image and a background image in synchronization with the output of the performance song,
Color analysis means for analyzing the colors in the video imaged by the imaging device;
Video extraction means for extracting at least one video from a plurality of predetermined videos based on an analysis result by the color analysis means;
Video display control means for controlling the display of the performance video when the performance music is output with the video extracted by the video extraction means as the background video ,
The color analysis means ranks a video taken by the imaging device from a plurality of predetermined hue ranges to a predetermined order in descending order of proportion of the video. Karaoke device. A karaoke apparatus that outputs a predetermined performance song selected from a large number of performance songs and displays a predetermined lyrics character image and a background image in synchronization with the output of the performance song,
Color analysis means for analyzing the colors in the video imaged by the imaging device;
Video extraction means for extracting at least one video from a plurality of predetermined videos based on an analysis result by the color analysis means;
Video display control means for controlling the display of the performance video when the performance music is output with the video extracted by the video extraction means as the background video ,
The color analysis means excludes, from a plurality of videos taken by the imaging device, videos whose brightness is a predetermined value or less within a predetermined ratio or more from the analysis target. Karaoke device. 2. The karaoke apparatus according to claim 1 , wherein the color analysis unit ranks the plurality of videos taken by the imaging device and averages the ranking results of the plurality of videos. It said image display control means, any one of claims 1 to 3 is intended to output one image to be selected according to a predetermined operation among the plurality of images extracted by the image extracting unit as the background image The karaoke apparatus according to item 1. The plurality of videos are stored in a storage device separate from the karaoke device, and the video extraction means extracts at least one video from the storage device via a predetermined communication line. The karaoke apparatus of any one of Claim 1 to 4 .

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