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2014/10/15 ¤U¤È 10:13:12
iphone Programming Glossary: recorder1Record the sound and play it back with changed pitch http://stackoverflow.com/questions/10549317/record-the-sound-and-play-it-back-with-changed-pitch NSNumber numberWithInt 2 AVNumberOfChannelsKey NSNumber numberWithFloat 44100.0 AVSampleRateKey nil recorder1 AVAudioRecorder alloc initWithURL recordedTmpFile1 settings recordSetting1 error error recorder1 prepareToRecord recorder1.. AVSampleRateKey nil recorder1 AVAudioRecorder alloc initWithURL recordedTmpFile1 settings recordSetting1 error error recorder1 prepareToRecord recorder1 setDelegate self if recorder recorder.meteringEnabled YES recorder record double val recorder.. AVAudioRecorder alloc initWithURL recordedTmpFile1 settings recordSetting1 error error recorder1 prepareToRecord recorder1 setDelegate self if recorder recorder.meteringEnabled YES recorder record double val recorder peakPowerForChannel 0 NSLog..
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