Light control device, lighting control method, and lighting control program for controlling lighting based on a beat position in a music piece information

A lighting controller comprising:

• an information acquiring unit configured to acquire music piece information comprising information on a beat position in music piece data;
• a lighting control unit configured to control a lighting fixture with reference to a predetermined lighting-effect change point;
• and,
• an operation interlock control unit configured to apply a lighting effect to the control of the light fixture, wherein
• a minimum unit of the predetermined lighting-effect change point being defined by the beat position
• the operation interlock control unit is configured to record in advance at least one of information:
• indicating a relationship between an operation applied on a music piece reproduction apparatus, which is configured to reproduce the music piece data as a music piece, or a music piece reproduction controller, which is configured to control the music piece reproduction apparatus, and a predetermined lighting effect corresponding to the operation;
• or,
• indicating a relationship between the operation and the predetermined lighting effect corresponding to the process executed by the operation,
• wherein when a user performs the operation related to reproducing the music piece applied on the music piece reproduction apparatus or the music piece reproduction controller, the operation interlock control unit applies the predetermined lighting effect corresponding to the operation by the user or a process executed by the operation by the user to the control of the lighting fixture according to the at least one of information.