Removed obsolete hexdump function from DTMF decoder

This commit is contained in:
Andreas Eversberg
2022-12-15 09:52:52 +01:00
parent 5acdb94f10
commit 3d18361d2e

View File

@@ -22,6 +22,7 @@
#include <string.h> #include <string.h>
#include <math.h> #include <math.h>
#include "../libsample/sample.h" #include "../libsample/sample.h"
#include "../libdebug/debug.h"
#include "dtmf_decode.h" #include "dtmf_decode.h"
//#define DEBUG //#define DEBUG
@@ -40,22 +41,6 @@
static const char dtmf_digit[] = " 123A456B789C*0#D"; static const char dtmf_digit[] = " 123A456B789C*0#D";
#ifdef DEBUG
const char *_debug_amplitude(double level)
{
static char text[42];
strcpy(text, " : ");
if (level > 1.0)
level = 1.0;
if (level < -1.0)
level = -1.0;
text[20 + (int)(level * 20)] = '*';
return text;
}
#endif
int dtmf_decode_init(dtmf_dec_t *dtmf, void *priv, void (*recv_digit)(void *priv, char digit, dtmf_meas_t *meas), int samplerate, double max_amplitude, double min_amplitude) int dtmf_decode_init(dtmf_dec_t *dtmf, void *priv, void (*recv_digit)(void *priv, char digit, dtmf_meas_t *meas), int samplerate, double max_amplitude, double min_amplitude)
{ {
int rc; int rc;
@@ -149,7 +134,7 @@ void dtmf_decode(dtmf_dec_t *dtmf, sample_t *samples, int length)
for (i = 0; i < length; i++) { for (i = 0; i < length; i++) {
#ifdef DEBUG #ifdef DEBUG
// printf("%s %.5f\n", _debug_amplitude(samples[i]/2.0), samples[i]/2.0); // printf("%s %.5f\n", debug_amplitude(samples[i]/2.0), samples[i]/2.0);
#endif #endif
/* get frequency of low frequencies, correct amplitude drop at cutoff point */ /* get frequency of low frequencies, correct amplitude drop at cutoff point */
f1 = frequency_low[i] + (DTMF_LOW_1 + DTMF_LOW_4) / 2.0; f1 = frequency_low[i] + (DTMF_LOW_1 + DTMF_LOW_4) / 2.0;