implementation musical instrument using audio unit

Posted by Develop.Kim on Stack Overflow See other posts from Stack Overflow or by Develop.Kim
Published on 2010-03-18T10:07:47Z Indexed on 2010/03/18 10:11 UTC
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Filed under:

iphone

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instruments

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core-audio

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objective-c

post same question at apple developer forum ,too

hi first sorry that my english is poor..

i want develop iphone application that playing musical instrument like 'ocarina' but don't need blow mic features.

so first i tried to find that how implementation 'virtual musical instrument ' in iphone development. the during the decide implementation using 'Audio Unit' to report this article (link)

so i want two kind of questions.

i recognize that the 'musical instrument' can be divided into three sound that 'attack', 'sustain' , 'release'. 'decay' maybe included (link) . How implementation when audio unit base 'AUInstrumentBase' each sound ?
i download sample 'SinSynth' (link) . i want play note this instrument unit for analyze source and study. Is there way to using AULab? expected the way using MIDI input . but i don't have MIDI.

in addition, i wonder that i would think it right the way. to ask the advice...

thank for reading poor english my article.

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