annotate arrows/dsp/aspecsyn.m @ 6:0ce3c2070089
Removed duplicate code and fixed doc in timed_action.
| author |
samer |
| date |
Mon, 14 Jan 2013 14:33:37 +0000 |
| parents |
672052bd81f8 |
| children |
|
| rev |
line source |
|
samer@0
|
1 % aspecsyn - Spectral synthesis arrow
|
|
samer@0
|
2 %
|
|
samer@0
|
3 % aspecsyn ::
|
|
samer@0
|
4 % N:natural,
|
|
samer@0
|
5 % M:natural,
|
|
samer@0
|
6 % (N:natural-> [[N]]) ~'window function'
|
|
samer@0
|
7 % -> arrow( {[[N]]}, {[[M]]}, _).
|
|
samer@0
|
8 function o=aspecsyn(N,M,windowfn)
|
|
samer@0
|
9 o = (arr(@spec2fir) + asampler(@randn,[N,1])) ... % FIR filter coefficients and white noise
|
|
samer@0
|
10 * adynfir(N,N) * amult(spdiag(windowfn(N))) ... % windowed sample buffers
|
|
samer@0
|
11 * aolapadd(N,M);
|
|
samer@0
|
12 end
|
