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* Add PowerSpectrum to docs
author cannam
date Mon, 10 Nov 2008 17:34:14 +0000
parents cc467e52da4c
children 7ed04d09bc8b
comparison
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241:70e6826adc64 242:7f3a806ed1df
37 - ZeroCrossing calculates the positions and density of zero-crossing 37 - ZeroCrossing calculates the positions and density of zero-crossing
38 points in an audio waveform. 38 points in an audio waveform.
39 39
40 - SpectralCentroid calculates the centre of gravity of the frequency 40 - SpectralCentroid calculates the centre of gravity of the frequency
41 domain representation of each block of audio. 41 domain representation of each block of audio.
42
43 - PowerSpectrum calculates a power spectrum from the input audio.
44 Actually, it doesn't do any work except converting from the cartesian
45 complex representation. The work of converting to frequency domain
46 is all done for it by the host or host SDK; the plugin just needs to
47 declare that it wants frequency domain input. This is the simplest
48 of the example plugins.
42 49
43 - AmplitudeFollower is a simple implementation of SuperCollider's 50 - AmplitudeFollower is a simple implementation of SuperCollider's
44 amplitude-follower algorithm. 51 amplitude-follower algorithm.
45 52
46 - PercussionOnsetDetector estimates the locations of percussive 53 - PercussionOnsetDetector estimates the locations of percussive