[电子音乐技术].The.Theory.and.Technique.of.Electronic.Music.pdf

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1、TheTheoryandTechniqueofElectronicMusicDRAFT:December30,2006MillerPucketteCopyright°c2007byWorldScienti¯cPublishingCo.Pte.Ltd.Allrightsreserved.ContentsForewordixPrefacexi1Sinusoids,amplitudeandfrequency11.1MeasuresofAmplitude........................31.2Unitsof

2、Amplitude..........................41.3ControllingAmplitude........................61.4Frequency...............................71.5Synthesizingasinusoid........................81.6SuperposingSignals.........................101.7PeriodicSignals.................

3、...........121.8AbouttheSoftwareExamples....................15QuickIntroductiontoPd......................15Howto¯ndandruntheexamples.................171.9Examples...............................17Constantamplitudescaler......................17Amplitudecontrolin

4、decibels....................18Smoothedamplitudecontrolwithanenvelopegenerator.....21Majortriad..............................22Conversionbetweenfrequencyandpitch..............22Moreadditivesynthesis.......................23Exercises.............................

5、.....242Wavetablesandsamplers272.1TheWavetableOscillator......................292.2Sampling...............................322.3Envelopingsamplers.........................362.4Timbrestretching...........................372.5Interpolation........................

6、.....432.6Examples...............................47Wavetableoscillator.........................47Wavetablelookupingeneral.....................48Usingawavetableasasampler...................50iiiivCONTENTSLoopingsamplers...........................52Overlappingsa

7、mplelooper......................54Automaticreadpointprecession..................56Exercises..................................573Audioandcontrolcomputations593.1Thesamplingtheorem........................593.2Control................................613.3Controlst

8、reams............................633.4Convertingfromaudiosignalstonumericcontrolstreams....673.5Controlstreamsinblockdiagrams.................683.6Eventdetection...................