Frank Barknecht wrote: >> So basically, in most of the "simple" fft software, they split the >> signal into freq and amplitude. You can see in the screenshot this is >> represented by yellow and orange connectors, and they have specific >> objects so you can play with a whole bunch of crazy transformations on >> both freq and amp, and then you can resynthesize it back with an >> inverse fft module. >> > > Yes, the same principle is in use in Pd as well, only that instead of > phase and amplitude (often also called "magnitude") you get "real" and > "imaginary" data in Pd. But this is only a different point of view on > the same thing: one is a "rectangular" view the other is "polar". But > you can convert between both views back and forth. The DSP-Guide has > a nicer explanation of the conversion: > http://www.dspguide.com/ch8/8.htm >
what is the advantage of spitting out these values in polar coords? -- ________________________________________________________________ tasty electronic music vittles -- bluevitriol.com the only music blog you need -- playtherecords.com you are the dj. interactive music -- improbableorchestra.com random observations of the bizarre -- vitriolix.com _______________________________________________ [email protected] mailing list UNSUBSCRIBE and account-management -> http://lists.puredata.info/listinfo/pd-list
