JP2010256642A - Karaoke system with singer image taking function - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a Karaoke system capable of taking an image of a singer while following motion of the singer who selects and reserves music. <P>SOLUTION: The Karaoke system includes: a face image comparing means 50 for comparing a taken face image data 43b of the singer who is in a singer image taking area, when a Karaoke musical piece which is selected and reserved by relating it to a user ID is performed, and an image is taken by an image taking means 23, with registered face image data of the user, which is related to the user ID and stored beforehand; and an object following means 54 for matching an imaging direction of the imaging means 23 with the taken face image position of the singer, by operating a pan/tilt mechanism 23e following motion of the singer, when both face image data match. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a karaoke system having a function of photographing a singer and capable of photographing the singer in accordance with the movement of the singer who made a music selection reservation.

  In the current karaoke system, a service for recording a video of a singer who sings using a karaoke performance device and publishing it on a website has been put into practical use. In this service, a video of a singer is photographed and recorded on a server, and the video can be viewed using a personal computer or mobile phone connected to the Internet. This service allows the singer to enjoy the singing appearance using the karaoke performance device or show it to friends and the like, and can give variations to the joy of singing using the karaoke performance device.

  When the position where the singer sings is determined as in the stage of the karaoke room, a photographing device may be installed toward the singing position to shoot the video of the singer. However, the singer does not always sing at the center of the stage, and may sing at the corner of the stage or sing while moving on the stage. In such a situation, the video of the singer cannot be properly recorded by a photographing device with a fixed photographing position.

Conventionally, various subject tracking devices have been proposed for photographing devices such as video cameras (see Patent Documents 1 and 2).
The technique described in Patent Document 1 includes an imaging unit such as a video camera, a subject recognition unit that detects a specific subject image from an image plane captured by the imaging unit, and the subject image detected by the subject recognition unit is an image. Imaging direction changing means for changing the imaging direction of the imaging means so as to be within a predetermined position. The imaging direction changing means includes a first imaging direction changing means having a narrow movable range and following at a relatively high speed, a second imaging direction changing means having a wide movable range and following at a relatively low speed, and a first imaging. The direction changing means and the second imaging direction changing means are provided with cooperative means that operate so as to operate in a coordinated manner. As a result, it is possible to realize a subject tracking device having a wide tracking range and excellent response tracking.

  In addition, the technique described in Patent Document 2 captures an image in a shooting field of view, extracts an image feature of the image, and based on a feature extraction result of the image detection unit, An image recognizing unit for recognizing a potential candidate region, a display unit for displaying the candidate region recognized by the image recognizing unit, and a main subject region in which the main subject is present among the candidate regions displayed by the display unit Main subject area selecting means for selecting at least one of the main subject area, and main subject area storing means for storing the feature extracted by the image detecting means for the image of the main subject area selected by the main subject area means as a feature reference. Yes. Thus, using the stored feature reference, even if the main subject moves, it is possible to follow the movement of the main subject.

Japanese Patent Laid-Open No. 11-215422 JP 2000-2833 A

  By the way, the original purpose of a karaoke performance apparatus having a photographing function is to record an image of a singer who has made a reservation for music selection for photographing. That is, it is necessary to identify a singer who has made a reservation for music selection among the users gathered in the karaoke room, and to record the video of the singer.

  However, with the conventional technology described above, the subject to which the video camera is directed at the start of shooting can be tracked, but the subject is not necessarily the singer who made the music selection reservation. For example, it is assumed that when a performance of karaoke music is started, a photographing device such as a video camera is directed to the stage and a person on the stage is captured. In this case, if the presenter is standing on the stage and the karaoke music and the singer who started playing are introduced, then they leave the stage and then the performance starts when the singer stands on the stage. Shooting is performed following the movement of the presenter, who is the subject focused at the time. In this case, the original purpose of recording a video of a singer who desires to shoot and makes a music selection reservation cannot be achieved. In addition, when the singer shooting area is wide to some extent and the singer sings while moving in the singer shooting area, a well-balanced singing image cannot be obtained.

  This invention is proposed in view of the situation mentioned above, and it aims at providing the karaoke system which can track the motion of the singer who performed music selection reservation, and can image | photograph the said singer.

  The karaoke system having a singer image photographing function of the present invention has the following features in order to achieve the above-described object. That is, the karaoke system having a singer image photographing function of the present invention includes a photographing means, a face image identification storage means, a user face image registration means, a face image comparison means, a photographing function control means, and a notification control means. And subject tracking means.

  The photographing means has a pan / tilt mechanism and is a means for photographing a singer's face image while playing an arbitrary karaoke piece. The face image identification storage means is a means for identifying the face image of the singer in the singer shooting area and storing the shot face image as shooting face image data in a predetermined storage unit. The user face image registration means is means for previously registering face image data for each user in the user face image database in association with the user ID. The face image comparing means, when a karaoke music piece reserved for music selection linked to a user ID is being played and being photographed by the photographing means, includes the photographed face image data and the user ID. This is a means for comparing the associated registered face image data. When the photographed face image data and the registered face image data match, the subject tracking means follows the movement of the singer and operates the pan / tilt mechanism to change the shooting direction of the photographic means. It is a means for making it correspond to a picked-up face image position.

  In a karaoke system having a singer image photographing function having such a configuration, a user face image database in which face image data for each user is linked to a user ID in advance by the function of the user face image registration means. Store it in. Then, when a karaoke piece of music that is associated with the user ID and reserved for music selection is played, and shooting is performed by the shooting unit, the photographed face image data actually shot by the shooting unit is obtained by the function of the face image comparison unit. And the registered face image data of the user who made the music selection reservation.

  Here, when the photographed face image data matches the registered face image data, that is, when the singer who made the music selection reservation is the subject, the movement of the singer is performed by the function of the subject tracking means. By operating the pan / tilt mechanism following the above, the photographing direction of the photographing means is made to coincide with the face image position of the singer who made the music selection reservation, and the singer is photographed.

  According to the karaoke system having the singer image photographing function of the present invention, when the user who made the music selection reservation is the subject, the photographing direction of the photographing means is made to follow the movement of the user. Therefore, by photographing an image of an appropriate singer who desires to shoot and makes a music selection reservation by following the movement, an image of a well-balanced singing state can be obtained.

The block diagram of the karaoke performance apparatus which applies the karaoke system which has a singer image photographing function concerning the embodiment of the present invention. The flowchart which shows the singer follow-up control process in the karaoke system which has a singer image imaging | photography function which concerns on embodiment of this invention. The schematic diagram which shows an example of the warning message displayed on the display screen of a display apparatus.

  Hereinafter, an embodiment of a karaoke system having a singer image photographing function of the present invention will be described with reference to the drawings. A karaoke system having a singer image photographing function according to an embodiment of the present invention is a karaoke system for photographing a singer, and includes a photographing means, a face image identification storage means, a user face image registration means, and a face. Image comparison means and subject tracking means are provided. Moreover, it is possible to include a photographing function control unit and a notification control unit. FIG. 1 shows a configuration of a karaoke performance apparatus to which a karaoke system having a singer image photographing function according to an embodiment of the present invention is applied.

<Karaoke performance device>
As shown in FIG. 1, the karaoke performance apparatus 11 according to the embodiment of the present invention includes a karaoke main body 21, a karaoke remote control device 22, a photographing unit 23, a microphone 24, a speaker 25, a mixing amplifier 26, and a display device 27. .

<Karaoke remote control device>
The karaoke remote control device 22 has a user interface function, and transmits / receives data to / from the transmission / reception means 45 of the karaoke main body 21 by a wired method or a wireless method. This karaoke remote control device 22 includes a program functioning as a music search means 22a, a music index database 22b, a circuit board and program functioning as a user ID acquisition means 22c, a circuit board and program for transmitting and receiving data, a flash memory, etc. The memory | storage means (not shown) consisting of these is provided. By operating switches attached to the karaoke remote control device 22 and various icons displayed on an input / output display unit (not shown), a music selection operation, a shooting instruction operation, and the like are performed.

<Music search means / music index database>
The music search means 22a is composed of a program for searching for music by referring to the music index database 22b based on a user instruction. The music index database 22b is a database in which attribute information about karaoke music used for performance by the karaoke performance device 11 is described. For example, the music number, song name, singer name, lyrics of the singing part, fashion season, music genre This includes various attribute information such as whether or not it is a category / duet song.

<User ID acquisition means>
The user ID acquisition means 22c includes an electronic circuit and a program for acquiring a user ID from the ID medium 31 possessed by the user when the user uses the karaoke performance device 11. The user ID acquired by the user ID acquisition unit 22 c is temporarily stored in the RAM 43 and managed by the login user management unit 47. The ID medium 31 includes, for example, a non-contact type ID card, a mobile phone, a portable information terminal, and the like, can store a user ID, and can transmit and receive data to and from the user ID acquisition unit 22c. It is like that.

<Photographing means>
The photographing means 23 is means for photographing a singer, and is composed of, for example, a video camera that is a main component and an auxiliary device thereof. The video camera includes an imaging lens 23a, an imaging element 23b, a focusing mechanism 23c, and a zooming mechanism 23d, and a pan / tilt mechanism 23e as an accessory device. The imaging lens 23a of the present embodiment is composed of a zoom lens composed of a plurality of lens groups. The imaging lens 23a forms an image of a light beam from a subject on the imaging element 23b and converts it into a video signal. This video signal is transmitted to the karaoke main body 21.

  The focusing mechanism 23c is a mechanism for focusing the subject image on the image pickup device 23b to form an image, and preferably includes an autofocus mechanism. As an autofocus mechanism, for example, a subject is photographed using two separate lenses installed at an appropriate interval, a subject image is formed on the image sensor 23b, and the object distance is based on the phase difference between the two images. , A method of irradiating the subject with infrared light, condensing diffuse reflection light from the subject with a lens, and detecting an object distance based on the imaging position, or a subject from the image sensor 23b A method for extracting the contrast information and directly determining the imaging state is known. Note that the focusing mechanism 23c may be omitted by using a fixed-focus imaging lens 23a made of a lens having a deep depth of field.

  The zooming mechanism 23d is a mechanism for changing the angle of view of the video camera, and can change the angle of view continuously within a predetermined range from the wide-angle end to the telephoto end. And a mechanism for moving each lens constituting the zoom lens group along the optical axis. The mechanism for moving each lens constituting the zoom lens group along the optical axis includes, for example, a support mechanism that supports the lens movably along the optical axis, and an actuator that moves the lens along the optical axis. Consists of. The zooming mechanism 23d of the present embodiment automatically adjusts the angle of view so that the size of the singer's face area is substantially equal to the preset area. Even when the singer moves, if the photographing means 23 is installed in an environment in which the size of the singer's face area is substantially equal to the preset area, the zooming mechanism 23d is used. Can be omitted. Further, the angle of view may be adjusted as desired by the user.

  The pan / tilt mechanism 23e is a mechanism for panning and tilting the video camera. The pan table and the tilt table rotate in two axial directions orthogonal to each other, and the biaxial direction in which the pan table and the tilt table are orthogonal to each other. Each of which includes a stepping motor that rotates and a stepping motor drive control device.

<Karaoke body>
The karaoke main body 21 includes a central control means 41, ROM 42, RAM 43, HDD 44, transmission / reception means 45, reservation management means 46, login user management means 47, face image identification storage means 48, user face image registration means 49, face image comparison. Means 50, photographing function control means 51, imaging data receiving means 52, photographing data storage means 53, subject tracking means 54, notification control means 55, A / D converter 56, music reproduction control means 57, and video reproduction control means 58. ing.

<Central control means>
The central control means 41 is a means for comprehensively controlling the karaoke main body 21 and is constituted by, for example, a CPU and its peripheral devices. When the CPU or the like operates according to an application program stored in the ROM 42 or the like, The control function can be demonstrated.

<ROM / RAM>
The ROM 42 is a device for storing application program data and numerical data for controlling each device constituting the karaoke main body 21, and is configured by a semiconductor memory, for example. The RAM 43 functions as a temporary storage area for temporarily storing application programs and various types of data, and is composed of, for example, a semiconductor memory. Note that the virtual RAM 43 may be configured by using a hard disk storage device or the like instead of configuring the RAM 43 by a physical semiconductor memory. In the present embodiment, a reservation queue 43a, photographed face image data 43b, and photographed data 43c are stored in the RAM 43.

<HDD>
The HDD 44 functions as a large-capacity storage device, and stores a music database 44a, a video database 44b, a user face image database 44c, and a warning message 44d. Note that a mass storage device such as a DVD capable of rewriting data may be used instead of the HDD 44 or together with the HDD 44.

  The music database 44a is a database that stores music data configured by synchronizing performance data (MIDI (registered trademark) data) and lyrics telop data in association with music IDs. The performance data is digitized performance data of each music piece, and the lyrics telop data is lyric character data of karaoke music synchronized with the performance data. The lyric character data includes lyric character display color data, color change data, and the like. The video database 44b is a database in which a predetermined number of background videos corresponding to karaoke music pieces to be played are stored as video files corresponding to the music IDs of the karaoke music pieces.

  The user face image database 44 c is a database that stores a plurality of user face image data associated with the user ID by the function of the user face image registration means 49. The registered face image data stored in the user face image database 44c is used for comparison with the photographed face image data in the face image comparison means 50. The warning message 44 d is data for creating a warning message to be displayed on the display device 27 when the notification control is performed by the function of the notification control means 55.

<Transmitting / receiving means>
The transmission / reception means 45 includes an electronic circuit and a program for transmitting / receiving data between the karaoke main body 21 and the karaoke remote control device 22. In this embodiment, data transmission / reception is performed between the karaoke main body 21 and the karaoke remote control device 22 by infrared communication.

<Reservation management means>
The reservation management means 46 corresponds to the user information (for example, user ID) of the music selector selected by the user using the function of the music search means 22a and received via the transmission / reception means 45 and the selected music ID. A program for storing and managing the reservation queue 43a in the RAM 43 as a reservation queue 43a. The music selection display and the reservation queue 43a can be displayed on either or both of the input / output display unit (not shown) of the karaoke remote control device 22 and the display device 27.

<Login user management means>
The login user management means 47 includes a program for specifying and managing a user who is currently logged into the karaoke performance apparatus 11 based on the user ID. That is, in the login user management means 47, when the user ID is acquired by the user ID acquisition means 22c, the user who has logged in to the karaoke performance apparatus 11 is specified and managed based on the user ID. To do. The acquired user ID is used when making a music selection reservation or comparing face image data.

<Face image identification storage means>
The face image identification storage unit 48 identifies a face image of a singer in a singer shooting area (for example, a stage) and stores the shot face image as shooting face image data 43b in the RAM 43. Become. In order to identify the singer's face image data, for example, as described in Japanese Patent Application Laid-Open No. 2000-2833 (Patent Document 2), the edge of the image existing in the field of view is extracted by edge detection. To do. And the area | region which has an area of a predetermined magnitude | size among the area | regions surrounded by the outline is recognized as a face image area | region. Subsequently, the captured face image data is identified by recognizing the features of the face image of the subject by using the positions of the contour, eyes, nose, and mouth in the face image region.

<User face image registration means>
The user face image registration means 49 is composed of a program for previously registering face image data for each user in the user face image database 44c in association with the user ID. The user's face image data can be acquired by the function of the photographing means 23, for example. The user's face image data acquired by the function of the photographing unit 23 is associated with the user ID and registered in the user face image database 44c by the function of the user face image registration unit 49. The user ID can be acquired from the ID medium 31 by the function of the user ID acquisition unit 22c.

<Face image comparison means>
The face image comparison means 50, when a karaoke piece of music selected and reserved with a user ID is being played, and when the photographing means 23 is photographing, the face image data 43b and the usage It consists of a program for comparing the registered face image data associated with the person ID. For example, when a karaoke piece reserved for music selection and played is selected, the face image of the user registered in the user face image database 44c based on the user ID recorded in the reservation queue 43a. Data is acquired as registered face image data. Then, the face image data (photographed face image data 43b) of the singer photographed by the function of the photographing means 23 and identified by the face image identification storage means 48, and the registered face image data acquired from the user face image database 44c. Are compared to determine whether the two match or not. The comparison between the two is performed based on the position of the face outline, eyes, nose, and mouth in the face image area. Specifically, in the captured face image data 43b and the registered face image data, the positions of the face contour, eyes, nose, and mouth in the face image area are compared to quantify the degree of coincidence, and the degree of coincidence is predetermined. If it is equal to or less than the threshold value, the two are determined to be different data. On the other hand, if the coincidence frequency exceeds a predetermined threshold, it is determined that both are the same data.

<Shooting function control means>
The photographing function control means 51 is for stopping the function of the photographing means 23 when the face image data of the singer who is currently photographed does not match the face image data of the user who made the music selection reservation. Consists of programs. That is, when the user who made the music selection reservation is not the subject, the function of the photographing unit 23 is stopped by the function of the photographing function control unit 51, and the recording of the singer image is not performed.

<Notification control means>
The notification control means 55 notifies that the function of the photographing means 23 is stopped when the face image data of the singer who is currently being photographed does not match the face image data of the user who made the music selection reservation. It consists of a program to do. In the notification control process in the notification control means 55, for example, a warning is displayed on the display screen of the display device 27, the performance of karaoke music is stopped, or recording or recording is stopped, thereby making a reservation for music selection. The user is notified that the user is not the subject (see FIG. 3).

<Subject tracking means>
When the photographed face image data 43b and the registered face image data match, the subject follower 54 operates the pan / tilt mechanism 23e following the movement of the singer, and the photographing direction of the photographer 23 Is made up of a program for matching the photographed face image position of the singer. In the present embodiment, since the photographing unit 23 includes the zooming mechanism 23d, in the subject tracking process by the subject tracking unit 54, not only the pan / tilt mechanism 23e but also the zooming mechanism 23d is controlled to control the video camera. It is preferable to point the imaging lens 23a toward the subject and keep the angle of view constant.

  For this subject tracking means 54, for example, techniques described in Japanese Patent Application Laid-Open No. 11-215422 (Patent Document 1) and Japanese Patent Application Laid-Open No. 2000-2833 (Patent Document 2) can be used. That is, as described in Japanese Patent Application Laid-Open No. 11-215422 (Patent Document 1), a subject to be photographed is recognized and stored in advance, and pan / The subject may be tracked by controlling the tilt mechanism 23e and the zooming mechanism 23d. Further, as described in Japanese Patent Application Laid-Open No. 2000-2833 (Patent Document 2), an edge of an image is extracted by edge detection, and based on the extraction result, there is a possibility of becoming a subject within a shooting field of view. An area, for example, an area having an area set as a face area among areas surrounded by an outline is recognized as a face image area. Then, the subject may be tracked by controlling the pan / tilt mechanism 23e and the zooming mechanism 23d so that the recognized face image area always exists in the imaging screen.

<Imaging data receiving means / imaging data storage means>
The imaging data receiving unit 52 includes a circuit board and a program for receiving a video signal from the imaging unit 23. The photographing data storage means 53 is a performance that is photographed by the photographing means 23 and received by the photographing data receiving means 52, an audio input signal input from the microphone 24, and a digital reproduction by the music reproduction control means 57. Is made up of a program for creating shooting data 43 c and storing it in the RAM 43.

  The shooting data 43c stored in the RAM 43 is stored in a storage medium such as a DVD using a recording device such as a DVD drive and writing software, or distributed on the web by being stored in a server via an Internet line. Can do. In addition, since such a photography service is a service that is added to the basic service of singing karaoke music using the karaoke performance device 11, generally there is a charge. Therefore, it is preferable that the photographing data 43c is created and stored by the photographing data storage unit 53 only when a user gives an instruction. In other words, when the user operates the karaoke remote controller 22 to instruct the creation and storage of the photographic data 43c, the photographic data storage means 53 creates and stores the photographic data 43c.

<Music playback control means>
The music reproduction control means 57 is an electronic circuit for digitally reproducing the performance data extracted from the music database 44a based on the music ID and converting it to analog and outputting it to the mixing amplifier 26. The mixing amplifier 26 mixes the singer's singing voice signal inputted from the microphone 24 and the performance voice signal sent from the music reproduction control means 57, and amplifies it by the amplifier function to output it from the speaker 25. Device. In the present embodiment, the singing voice signal from the microphone 24 is input to the A / D converter 56 in order to use the singing voice signal in the photographing data storage unit 53.

<Video playback control means>
The video playback control means 58 uses the video data extracted from the video database 44b and the lyrics telop data (lyric character data) of the music data extracted from the music database 44a during the performance of the karaoke music, as performance data of the karaoke music. It is an electronic circuit for outputting to the display device 27 in synchronization with the. At this time, the lyric characters are displayed in different colors as the performance of the karaoke musical piece progresses.

<Display device>
The display device 27 is a device for displaying a video, lyrics telop, warning message, etc. at the time of karaoke performance, and is composed of, for example, a CRT display, a liquid crystal display, a plasma display, or the like.

<Singer follow-up control processing>
With reference to FIG.2 and FIG.3, the singer follow-up control process in the karaoke system which has the singer image imaging | photography function of this embodiment is demonstrated. FIG. 2 is a flowchart showing a singer follow-up control process in a karaoke system having a singer image photographing function according to an embodiment of the present invention. FIG. 3 is a schematic diagram illustrating an example of a warning message displayed on the display screen of the display device.

  In the singer follow-up control process, the user face image data (registered face image data) associated with the user ID is stored in the user face image database 44c in advance by the function of the user face image registration means 49. It shall be.

  In the singer follow-up control process in the karaoke system having the singer image photographing function of the present embodiment, as shown in FIG. 2, first, it is determined whether or not the performance of the karaoke music instructed to be photographed is started (S1). ), When the performance of the karaoke music instructed to be photographed is started, the photographing is started by the function of the photographing means 23 (S2). The direction and the angle of view of the video camera at the start of shooting are adjusted so that a subject existing at a default position such as a stage is shot. Note that at the start of shooting, the pan / tilt mechanism 23e and the zooming mechanism 23d may be operated to search for a singer in the singer shooting area, and the subsequent processing may be performed.

  Subsequently, by the function of the face image comparison means 50, the face image data (photographed face image data 43 b) of the singer that is actually photographed by the photographing means 23 and the face image data (registered face) of the user who made the music selection reservation The image data is compared (S3). By the way, immediately after the start of shooting, there is no guarantee that the singer is on the stage, which is the default shooting position of the video camera. Since the presenter is prompted to go up to the stage, the face image data of the singer may not be acquired at the start of shooting (when the performance of karaoke music starts). Therefore, it is preferable not to compare the face image data immediately after the start of photographing, but to compare the face image data after a lapse of a predetermined time (for example, after 30 seconds).

  Here, the coincidence between the photographed face image data 43b and the registered face image data is confirmed (S4). When the photographed face image data 43b and the user's face image data coincide with each other, the function of the subject tracking means 54 is determined. Therefore, the pan / tilt mechanism 23e and the zooming mechanism 23d are operated so as to follow the movement of the singer to be photographed, and the photographing direction of the photographing means 23 is matched with the face image position of the singer who made the music selection reservation. And the angle of view is kept constant (S5). Then, it is determined whether or not the performance of the karaoke music has ended (S6), and the follow-up process (S5) described above is executed until the performance of the karaoke music is completed.

  On the other hand, if the photographed face image data 43b and the registered face image data do not match, that is, if the singer who made the music selection reservation is not a subject, a notification to that effect is given by the function of the notification control means 55. At the same time (S7), the function of the photographing function control means 51 stops the function of the photographing means 23 to stop photographing (S8). Note that the notification process (S7) and the shooting stop process (S8) are not essential processes but are incidental processes.

  As described above, in the karaoke system having the singer image photographing function of the present embodiment, it is possible to record an appropriate image of the singer who has made a reservation for music selection for photographing. That is, even if the singer moves from the default position, the shooting direction of the shooting means 23 can be changed following the movement, so that the singer exists at an appropriate position in the shot image, It is possible to sufficiently satisfy the demands of the singer who desires to shoot.

<Other embodiments>
The devices and means constituting the karaoke system having the singer image photographing function of the present invention and its peripheral devices are not limited to those described above, and depending on the purpose of use, only necessary devices and means may be configured, or as appropriate. Other devices and means can be added. Further, each unit may be configured as a unit in which a plurality of functions are integrated, instead of being configured separately.

<Network karaoke system>
Moreover, although embodiment mentioned above has shown the example which used the karaoke performance apparatus 11 stand-alone, the karaoke performance apparatus 11 installed in each karaoke store etc. is made into a terminal device, and a terminal device is used using an internet line etc. And a host device may be connected to the network. In this case, the host device centrally manages the user ID, the user's face image data associated with the user ID, etc., thereby providing the same service in each karaoke performance device 11 connected to the network. be able to.

DESCRIPTION OF SYMBOLS 11 Karaoke performance apparatus 21 Karaoke main body 22 Karaoke remote control apparatus 22a Music search means 22b Music index database 22c User ID acquisition means 23 Photographing means 23a Imaging lens 23b Imaging element 23c Focusing mechanism 23d Zooming mechanism 23e Pan / tilt mechanism 24 Microphone 25 Speaker 26 Mixing amplifier 27 Display device 31 ID medium 41 Central control means 42 ROM
43 RAM
43a Reservation queue 43b Photographed face image data 43c Photographed data 44 HDD
44a Music database 44b Video database 44c User face image database 44d Warning message 45 Transmission / reception means 46 Reservation management means 47 Login user management means 48 Face image identification storage means 49 User face image registration means 50 Face image comparison means 51 Photographing function control Means 52 Imaging data receiving means 53 Shooting data storage means 54 Subject tracking means 55 Notification control means 56 A / D converter 57 Music reproduction control means 58 Video reproduction control means

Claims (1)

A karaoke system for photographing a singer, comprising a photographing means, a face image identification storage means, a user face image registration means, a face image comparison means, and a subject tracking means,
The photographing means has a pan / tilt mechanism and photographs a singer's face image during the performance of an arbitrary karaoke piece,
The face image identification storage means identifies a singer's face image in the singer shooting area, stores the shot face image as shot face image data in a predetermined storage unit,
The user face image registration means registers the face image data for each user in advance in the user face image database in association with the user ID,
The face image comparing means, when a karaoke song that has been reserved for music selection in association with a user ID is being played and is being shot by the shooting means, The registered face image data associated with the user ID,
When the photographed face image data and the registered face image data match, the subject tracking means operates the pan / tilt mechanism following the movement of the singer, and the photographing by the photographing means The direction is matched with the photographed face image position of the singer,
A karaoke system having a singer image photographing function.

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