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Multi transceiver support

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This can be multiple transceivers on multiple sound cards.

Two transceivers can be bundled on one sound device as well, using both channels.
This commit is contained in:
Andreas Eversberg
2016-04-25 20:20:54 +02:00
parent de0ce7ba98
commit 7434e21dc2
20 changed files with 709 additions and 161 deletions
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47
src/nmt/main.c
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@@ -37,7 +37,8 @@
#include "announcement.h"
/* settings */
enum nmt_chan_type chan_type = CHAN_TYPE_CC_TC;
int num_chan_type = 0;
enum nmt_chan_type chan_type[MAX_SENDER] = { CHAN_TYPE_CC_TC };
int ms_power = 1; /* 1..3 */
char traffic_area[3] = "";
char area_no = 0;
@@ -49,7 +50,7 @@ void print_help(const char *arg0)
print_help_common(arg0, "-y <traffic area> | list ");
/* - - */
printf(" -t --channel-type <channel type> | list\n");
printf(" Give channel type, use 'list' to get a list. (default = '%s')\n", chan_type_short_name(chan_type));
printf(" Give channel type, use 'list' to get a list. (default = '%s')\n", chan_type_short_name(chan_type[0]));
printf(" -P --ms-power <power level>\n");
printf(" Give power level of the mobile station 1..3. (default = '%d')\n", ms_power);
printf(" 3 = 15 W / 7 W (handheld), 2 = 1.5 W, 1 = 150 mW\n");
@@ -99,7 +100,6 @@ static int handle_options(int argc, char **argv)
switch (c) {
case 't':
if (!strcmp(optarg, "list")) {
nmt_channel_list();
exit(0);
@@ -109,7 +109,7 @@ static int handle_options(int argc, char **argv)
fprintf(stderr, "Error, channel type '%s' unknown. Please use '-t list' to get a list. I suggest to use the default.\n", optarg);
exit(0);
}
chan_type = rc;
OPT_ARRAY(num_chan_type, chan_type, rc)
skip_args += 2;
break;
case 'P':
@@ -192,6 +192,7 @@ int main(int argc, char *argv[])
int skip_args;
const char *station_id = "";
int mandatory = 0;
int i;
/* init common tones */
init_nmt_tones();
@@ -204,10 +205,22 @@ int main(int argc, char *argv[])
if (argc > 1)
station_id = argv[1];
if (!kanal) {
if (!num_kanal) {
printf("No channel (\"Kanal\") is specified, I suggest channel 1 (-k 1).\n\n");
mandatory = 1;
}
if (num_kanal == 1 && num_sounddev == 0)
num_sounddev = 1; /* use defualt */
if (num_kanal != num_sounddev) {
fprintf(stdout, "You need to specify as many sound devices as you have channels.\n");
exit(0);
}
if (num_kanal == 1 && num_chan_type == 0)
num_chan_type = 1; /* use defualt */
if (num_kanal != num_chan_type) {
fprintf(stdout, "You need to specify as many channel types as you have channels.\n");
exit(0);
}
if (!traffic_area[0]) {
printf("No traffic area is specified, I suggest to use Sweden (-y SE,1) and set the phone's roaming to 'SE' also.\n\n");
@@ -239,19 +252,17 @@ int main(int argc, char *argv[])
}
/* create transceiver instance */
rc = nmt_create(sounddev, samplerate, do_pre_emphasis, do_de_emphasis, write_wave, read_wave, kanal, (loopback) ? CHAN_TYPE_TEST : chan_type, ms_power, nmt_digits2value(traffic_area, 2), area_no, compander, supervisory, loopback);
if (rc < 0) {
fprintf(stderr, "Failed to create transceiver instance. Quitting!\n");
goto fail;
}
if (kanal > 200) {
printf("Base station ready, please tune transmitter to %.4f MHz and receiver "
"to %.4f MHz.\n", nmt_channel2freq(kanal, 0),
nmt_channel2freq(kanal, 1));
} else {
printf("Base station ready, please tune transmitter to %.3f MHz and receiver "
"to %.3f MHz.\n", nmt_channel2freq(kanal, 0),
nmt_channel2freq(kanal, 1));
for (i = 0; i < num_kanal; i++) {
rc = nmt_create(kanal[i], (loopback) ? CHAN_TYPE_TEST : chan_type[i], sounddev[i], samplerate, cross_channels, do_pre_emphasis, do_de_emphasis, write_wave, read_wave, ms_power, nmt_digits2value(traffic_area, 2), area_no, compander, supervisory, loopback);
if (rc < 0) {
fprintf(stderr, "Failed to create transceiver instance. Quitting!\n");
goto fail;
}
if (kanal[i] > 200) {
printf("Base station on channel %d ready, please tune transmitter to %.4f MHz and receiver to %.4f MHz.\n", kanal[i], nmt_channel2freq(kanal[i], 0), nmt_channel2freq(kanal[i], 1));
} else {
printf("Base station on channel %d ready, please tune transmitter to %.3f MHz and receiver to %.3f MHz.\n", kanal[i], nmt_channel2freq(kanal[i], 0), nmt_channel2freq(kanal[i], 1));
}
}
signal(SIGINT,sighandler);