Re: [Audacity-nyquist] Inputting exact values into Audacity Nyquist effects
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From: Roger D. <rb...@cs...> - 2009-10-22 05:25:59
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> Example: The reason why the Audacity "time-stretch" effects from the > "effect" menu produce intolerable errors of several seconds if used on > files of more than e.g. one hour length is just simple the fact that > IEEE floats work with a precision of only 17 digits after the dot, > which is far less than sufficient in this case. > > Please note that several seconds per hour is is about one part in a thousand or 3 digits of precision. double precision floats give you enough precision to specify sample-accurate time stretching on many hours of audio (whether time stretching algorithms do the required fractional sample computations is a different story). |