Technique for reproducing waveform by switching between plurality of sets of waveform data

A computer-readable storage medium containing a group of instructions executable by a processor for performing a method for reproducing a waveform by use of a plurality of sets of waveform data stored in a storage device,

• the method comprising:
• a reproduction step of reproducing any one of the plurality of sets of waveform data, stored in the storage device, in accordance with a passage of time;
• a step of designating a second set of waveform data of the plurality of sets of waveform data during reproduction, by the reproduction step, of a first set of waveform data of the plurality of sets of waveform data;
• a step of acquiring, for each of the first set of waveform data and the second set of waveform data, switching position information specifying one or more switching positions in the waveform data;
• a setting step of determining, at least on a basis of a time point when designation of the second set of waveform data has been received and with reference to the switching position information of the first set of waveform data and the switching position information of the second set of waveform data, which of one switching position in the second set of waveform data and one switching position in the currently reproduced first set of waveform data should be set as end timing for ending reproduction of the currently reproduced first set of waveform data, the setting step setting the determined switching position as the end timing;
• and
• a control step of, in response to the designation of the second set of waveform data, performing control for switching the waveform data to be reproduced by the reproduction step from the first set of waveform data to the second set of waveform data, the control step at least performing control for ending the reproduction of the first set of waveform data in response to timing of waveform data reproduction by the reproduction step reaching the end timing set by the setting step.

A waveform reproduction apparatus comprising:

• a storage device configured to store a plurality of sets of waveform data;
• a storage medium storing a program;
• and
• a processor for executing the program, the processor, when executing the program, configured to:
• reproduce any one of the plurality of sets of waveform data, stored in the storage device, in accordance with a passage of time;
• designate a second set of waveform data of the plurality of sets of waveform data during reproduction, by the reproduction unit, of a first set of waveform data of the plurality of sets of waveform data;
• acquire, for each of the first set of waveform data and the second set of waveform data, switching position information specifying one or more switching positions in the waveform data;
• determine, at least on a basis of a time point when designation of the second set of waveform data has been received and with reference to the switching position information of the first set of waveform data and the switching position information of the second set of waveform data, which of one switching position in the second set of waveform data and one switching position in the currently reproduced first set of waveform data should be set as end timing for ending reproduction of the currently reproduced first set of waveform data;
• and
• in response to the designation of the second set of waveform data, perform control for switching the waveform data to be reproduced from the first set of waveform data to the second set of waveform data in such a manner that the reproduction of the first set of waveform data is ended in response to timing of waveform data reproduction reaching the determined end timing.

A method executable by a processor for reproducing a waveform by use of a plurality of sets of waveform data stored in a storage device, the method comprising:

• a reproduction step of reproducing any one of the plurality of sets of waveform data, stored in the storage device, in accordance with a passage of time;
• a step of designating a second set of waveform data of the plurality of sets of waveform data during reproduction, by the reproduction step, of a first set of waveform data of the plurality of sets of waveform data;
• a step of acquiring, for each of the first set of waveform data and the second set of waveform data, switching position information specifying one or more switching positions in the waveform data;
• a setting step of determining, at least on a basis of a time point when designation of the second set of waveform data has been received and with reference to the switching position information of the first set of waveform data and the switching position information of the second set of waveform data, which of one switching position in the second set of waveform data and one switching position in the currently reproduced first set of waveform data should be set as end timing for ending reproduction of the currently reproduced first set of waveform data, the setting step setting the determined switching position as the end timing;
• and
• a control step of, in response to the designation of the second set of waveform data, performing control for switching the waveform data to be reproduced by the reproduction step from the first set of waveform data to the second set of waveform data, the control step at least performing control for ending the reproduction of the first set of waveform data in response to timing of waveform data reproduction by the reproduction step reaching the end timing set by the setting step.