| abstract |
User enters information of a melody or other musicalnmaterial and, when necessary, desired parameters. Theninput information and parameters are transmitted to anserver via a network or other communication media. On thenbasis of the received musical material and parameters, thenserver creates content by imparting the musical materialnwith an additional value corresponding to the parameters.nFor example, in the case where the musical material is anmelody of a music piece, the server creates, as thencontent, harmony information, backing information,naccompaniment information, musical score pictureninformation, or the like. There may also be created test-listeningnor test-viewing sample content corresponding tonthe regular content. The user receives the sample contentnfrom the server, and purchases the regular content when thensample content has been found to be satisfactory as anresult of the test listening or test viewing. |