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authorDimitri Sokolyuk <demon@dim13.org>2014-09-10 18:42:42 +0000
committerDimitri Sokolyuk <demon@dim13.org>2014-09-10 18:42:42 +0000
commita7a8306dd845504215c93f8ea29e7c3155d38a7a (patch)
tree5dcb86764ed34ecd4b75b366cc359dfd89f13764 /fft.c
parent47875bb2282e68784b0ec357eb20bf996bd38666 (diff)
hide internal data format
Diffstat (limited to 'fft.c')
-rw-r--r--fft.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fft.c b/fft.c
index a2814b3..0b4ad0c 100644
--- a/fft.c
+++ b/fft.c
@@ -84,17 +84,17 @@ init_fft(size_t n)
}
int
-exec_fft(int16_t *data, double *out, enum fft_chan chan)
+exec_fft(double *io)
{
int i;
for (i = 0; i < fft.n; i++)
- fft.in[i] = fft.window[i] * data[2 * i + chan];
+ fft.in[i] = fft.window[i] * io[i];
fftw_execute(fft.plan);
for (i = 0; i < fft.n / 2; i++)
- out[i] = fft.sq[i] * cabs(fft.out[i]);
+ io[i] = fft.sq[i] * cabs(fft.out[i]);
return 0;
}