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rtl_power: MSVC 2010 doesn't have log2()

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Signed-off-by: Steve Markgraf <steve@steve-m.de>
This commit is contained in:
Kyle Keen 2013-12-27 00:40:11 +01:00 committed by Steve Markgraf
parent 7855c7c876
commit 3ab6fffbdd
1 changed files with 7 additions and 0 deletions
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7
src/rtl_power.c
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@ -219,6 +219,13 @@ int cic_9_tables[][10] = {
{9, -199, -362, 5303, -25505, 77489, -25505, 5303, -362, -199},
};
#ifdef _MSC_VER
double log2(double n)
{
return log(n) / log(2.0);
}
#endif
/* FFT based on fix_fft.c by Roberts, Slaney and Bouras
http://www.jjj.de/fft/fftpage.html
16 bit ints for everything