mirror of https://github.com/wb2osz/direwolf.git
Merge pull request #305 from BehemothTheKitten/x_fm_calibrate
Steady FM deviation calibration tones for -x
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wb2osz
GitHub
commit
8bca4862b0
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@ -193,7 +193,6 @@ int main (int argc, char *argv[])
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//int eof;
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int j;
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char config_file[100];
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int xmit_calibrate_option = 0;
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int enable_pseudo_terminal = 0;
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struct digi_config_s digi_config;
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struct cdigi_config_s cdigi_config;
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@ -231,6 +230,8 @@ int main (int argc, char *argv[])
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float e_recv_ber = 0.0; /* Receive Bit Error Rate (BER). */
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int X_fx25_xmit_enable = 0; /* FX.25 transmit enable. */
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int x_opt = 0; /* "-x N" option for transmitting calibration tones. */
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strlcpy(l_opt_logdir, "", sizeof(l_opt_logdir));
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strlcpy(L_opt_logfile, "", sizeof(L_opt_logfile));
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strlcpy(P_opt, "", sizeof(P_opt));
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@ -388,7 +389,7 @@ int main (int argc, char *argv[])
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/* ':' following option character means arg is required. */
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c = getopt_long(argc, argv, "hP:B:gjJD:U:c:pxr:b:n:d:q:t:ul:L:Sa:E:T:e:X:A",
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c = getopt_long(argc, argv, "hP:B:gjJD:U:c:px:r:b:n:d:q:t:ul:L:Sa:E:T:e:X:A",
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long_options, &option_index);
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if (c == -1)
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break;
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@ -490,9 +491,22 @@ int main (int argc, char *argv[])
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}
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break;
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case 'x': /* -x for transmit calibration tones. */
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case 'x': /* -x N for transmit calibration tones. */
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switch (*optarg) {
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case 'a': x_opt = 1; break; // Alternating tones
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case 'm': x_opt = 2; break; // Mark tone
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case '1': x_opt = 2; break; // Mark tone alternative
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case 's': x_opt = 3; break; // Space tone
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case '2': x_opt = 3; break; // Space tone alternative
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case 'p': x_opt = 4; break; // Set PTT only
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default:
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text_color_set(DW_COLOR_ERROR);
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dw_printf ("Invalid option for -x. \n");
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exit (EXIT_FAILURE);
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break;
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}
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xmit_calibrate_option = 1;
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break;
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case 'r': /* -r audio samples/sec. e.g. 44100 */
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@ -907,29 +921,69 @@ int main (int argc, char *argv[])
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xmit_init (&audio_config, d_p_opt);
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/*
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* If -x option specified, transmit alternating tones for transmitter
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* If -x N option specified, transmit calibration tones for transmitter
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* audio level adjustment, up to 1 minute then quit.
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* N = a: Alternating mark/space tones
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* N = m: (or 1): Mark tone (e.g. 1200Hz)
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* N = s: (or 2): Space tone (e.g. 2200Hz)
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* N = p: Set PTT only.
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* TODO: enhance for more than one channel.
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*/
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if (xmit_calibrate_option) {
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int max_duration = 60; /* seconds */
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if (x_opt != 0) {
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if (audio_config.achan[0].mark_freq
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&& audio_config.achan[0].space_freq) {
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int max_duration = 60;
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int n = audio_config.achan[0].baud * max_duration;
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int chan = 0;
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text_color_set(DW_COLOR_INFO);
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dw_printf ("\nSending transmit calibration tones. Press control-C to terminate.\n");
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ptt_set(OCTYPE_PTT, chan, 1);
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ptt_set (OCTYPE_PTT, chan, 1);
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switch (x_opt) {
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case 1: // Alternating tones: -x a
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dw_printf(
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"\nSending alternating mark/space calibration tones (%d/%dHz).\nPress control-C to terminate.\n",
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audio_config.achan[0].mark_freq,
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audio_config.achan[0].space_freq);
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while (n-- > 0) {
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tone_gen_put_bit (chan, n & 1);
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tone_gen_put_bit(chan, n & 1);
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}
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ptt_set (OCTYPE_PTT, chan, 0);
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exit (0);
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break;
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case 2: // "Mark" tone: -x m
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dw_printf(
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"\nSending mark calibration tone (%dHz).\nPress control-C to terminate.\n",
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audio_config.achan[0].mark_freq);
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while (n-- > 0) {
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tone_gen_put_bit(chan, 0);
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}
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break;
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case 3: // "Space" tone: -x s
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dw_printf(
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"\nSending space calibration tone (%dHz).\nPress control-C to terminate.\n",
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audio_config.achan[0].space_freq);
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while (n-- > 0) {
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tone_gen_put_bit(chan, 1);
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}
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break;
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case 4: // Silence - set PTT only: -x p
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dw_printf(
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"\nSending silence (Set PTT only).\nPress control-C to terminate.\n");
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sleep(max_duration);
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break;
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}
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ptt_set(OCTYPE_PTT, chan, 0);
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exit(0);
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} else {
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text_color_set(DW_COLOR_ERROR);
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dw_printf(
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"\nSpace/mark frequencies not defined. Cannot calibrate using this modem type.\n");
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exit(EXIT_FAILURE);
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}
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}
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/*
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* Initialize the digipeater and IGate functions.
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@ -1508,6 +1562,10 @@ static void usage (char **argv)
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dw_printf (" -p Enable pseudo terminal for KISS protocol.\n");
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#endif
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dw_printf (" -x Send Xmit level calibration tones.\n");
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dw_printf (" a a = Alternating mark/space tones.\n");
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dw_printf (" m m (or 1) = Steady mark tone (e.g. 1200Hz).\n");
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dw_printf (" s s (or 2) = Steady space tone (e.g. 2200Hz).\n");
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dw_printf (" p p = Silence (Set PTT only).\n");
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dw_printf (" -u Print UTF-8 test string and exit.\n");
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dw_printf (" -S Print symbol tables and exit.\n");
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dw_printf (" -T fmt Time stamp format for sent and received frames.\n");
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