Mercurial > hg > ishara

annotate dsp/freqscale.m @ 61:eff6bddf82e3 tip

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Finally implemented perceptual brightness thing.
author samer
date Sun, 11 Oct 2015 10:20:42 +0100
parents c3b0cd708782
children
rev   line source
samer@32 1 function f=freqscale(N,m,fs)
samer@32 2 % freqscale - return frequency scale for FFT analysis
samer@32 3 %
samer@32 4 % FREQSCALE(N,m,fs): frequency scale for the first m bins of an N-pt FT,
samer@32 5 % with a sampling rate=fs, defaults to 1.
samer@32 6
samer@32 7 if nargin<2, fs=1; end
samer@32 8 f=fs*(0:(m-1))/N;