From 12e3edcb11b61334afac46183a79ec51124c5302 Mon Sep 17 00:00:00 2001 From: Hans-Christoph Steiner Date: Fri, 5 Oct 2012 17:34:11 +0000 Subject: remove lib/ folder with duplicate source files svn path=/trunk/externals/fftease/; revision=16340 --- lib/leanunconvert.c | 1 - 1 file changed, 1 deletion(-) delete mode 100644 lib/leanunconvert.c (limited to 'lib/leanunconvert.c') diff --git a/lib/leanunconvert.c b/lib/leanunconvert.c deleted file mode 100644 index 4880729..0000000 --- a/lib/leanunconvert.c +++ /dev/null @@ -1 +0,0 @@ -#include "fftease.h" /* unconvert essentially undoes what convert does, i.e., it turns N2+1 PAIRS of amplitude and frequency values in C into N2 PAIR of complex spectrum data (in rfft format) in output array S; sampling rate R and interpolation factor I are used to recompute phase values from frequencies */ void leanunconvert( float *C, float *S, int N2 ) { double cos(), sin(); int real, imag, amp, phase; register int i; for ( i = 0; i <= N2; i++ ) { imag = phase = ( real = amp = i<<1 ) + 1; S[real] = *(C+amp) * cos( *(C+phase) ); if ( i != N2 ) S[imag] = -*(C+amp) * sin( *(C+phase) ); } } \ No newline at end of file -- cgit v1.2.1