Abstract
A software based digital wavetable synthesizer receives musical data from an external source and generates a plurality of digital sample values corresponding to the musical source. The musical source may be a synthesized music source or an actual instrument. In an exemplary embodiment, a sample for each semi-tone for the musical instrument is sampled and stored. A subsequent process analyzes the sampled and selects a single cycle representing that musical instrument at each of the semi-tones. The data is subsequently normalized such that each cycle begins with a zero value and the normalized data is stored in a data structure along with labels indicative of the musical instrument and the musical note. In subsequent use, the user can create synthesized music by selecting the desired instrument and notes. Additional musical rules, such as rules associated with Indian classical music, may be applied to specify the synthesis process. The musical notes, generated in accordance with the associated musical rules are provided to a music output file, which may be converted into a conventional waveform format and played on a conventional sound card. The invention is totally software based and does not rely on synthesized data stored in firmware or hardware on a special musical synthesizer card. Instead, any conventional sound card may be readily used thus allowing portability of the music synthesizer between computing platforms.
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