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NFM: augmented CTCSS tones. Implements #664

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This commit is contained in:
f4exb
2020-10-31 22:56:12 +01:00
parent e932d17fdb
commit 85e357d465
10 changed files with 123 additions and 65 deletions
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sdrbase/dsp/ctcssdetector.cpp
+5 -41
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@@ -6,6 +6,7 @@
*/
#include <math.h>
#include "dsp/ctcssdetector.h"
#include "ctcssfrequencies.h"
#undef M_PI
#define M_PI 3.14159265358979323846
@@ -18,47 +19,14 @@ CTCSSDetector::CTCSSDetector() :
toneDetected(false),
maxPower(0.0)
{
nTones = 32;
nTones = CTCSSFrequencies::m_nbFreqs;
k = new Real[nTones];
coef = new Real[nTones];
toneSet = new Real[nTones];
u0 = new Real[nTones];
u1 = new Real[nTones];
power = new Real[nTones];
// The 32 EIA standard tones
toneSet[0] = 67.0;
toneSet[1] = 71.9;
toneSet[2] = 74.4;
toneSet[3] = 77.0;
toneSet[4] = 79.7;
toneSet[5] = 82.5;
toneSet[6] = 85.4;
toneSet[7] = 88.5;
toneSet[8] = 91.5;
toneSet[9] = 94.8;
toneSet[10] = 97.4;
toneSet[11] = 100.0;
toneSet[12] = 103.5;
toneSet[13] = 107.2;
toneSet[14] = 110.9;
toneSet[15] = 114.8;
toneSet[16] = 118.8;
toneSet[17] = 123.0;
toneSet[18] = 127.3;
toneSet[19] = 131.8;
toneSet[20] = 136.5;
toneSet[21] = 141.3;
toneSet[22] = 146.2;
toneSet[23] = 151.4;
toneSet[24] = 156.7;
toneSet[25] = 162.2;
toneSet[26] = 167.9;
toneSet[27] = 173.8;
toneSet[28] = 179.9;
toneSet[29] = 186.2;
toneSet[30] = 192.8;
toneSet[31] = 203.5;
toneSet = CTCSSFrequencies::m_Freqs;
}
CTCSSDetector::CTCSSDetector(int _nTones, Real *tones) :
@@ -69,18 +37,14 @@ CTCSSDetector::CTCSSDetector(int _nTones, Real *tones) :
toneDetected(false),
maxPower(0.0)
{
nTones = _nTones;
nTones = CTCSSFrequencies::m_nbFreqs;
k = new Real[nTones];
coef = new Real[nTones];
toneSet = new Real[nTones];
u0 = new Real[nTones];
u1 = new Real[nTones];
power = new Real[nTones];
for (int j = 0; j < nTones; ++j)
{
toneSet[j] = tones[j];
}
toneSet = CTCSSFrequencies::m_Freqs;
}