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Add echo test feature to check mobile phone's mic + speaker

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Add '-e' to command line option, but do not select MNCC nor call device
This commit is contained in:
Andreas Eversberg
2017-09-21 19:22:03 +02:00
parent 274cb7992b
commit 08dd180ea0
4 changed files with 52 additions and 25 deletions
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31
src/common/main_mobile.c
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@@ -49,19 +49,20 @@ int kanal[MAX_SENDER];
int num_audiodev = 0;
const char *audiodev[MAX_SENDER] = { "hw:0,0" };
int use_sdr = 0;
const char *call_audiodev = "";
static const char *call_audiodev = "";
int samplerate = 48000;
int call_samplerate = 48000;
static int call_samplerate = 48000;
int interval = 1;
int latency = 50;
int uses_emphasis = 1;
int do_pre_emphasis = 0;
int do_de_emphasis = 0;
double rx_gain = 1.0;
int use_mncc_sock = 0;
static int echo_test = 0;
static int use_mncc_sock = 0;
const char *mncc_name = "";
int send_patterns = 1;
int release_on_disconnect = 1;
static int send_patterns = 1;
static int release_on_disconnect = 1;
int loopback = 0;
int rt_prio = 0;
const char *write_tx_wave = NULL;
@@ -115,15 +116,18 @@ void main_mobile_print_help(const char *arg0, const char *ext_usage)
printf(" Raise receiver RX level by given gain in dB. This is useful if input\n");
printf(" level of the sound device is too low, even after setting maximum level\n");
printf(" with the mixer settings. (Works with sound card only.)\n");
printf(" -e --echo-test\n");
printf(" Use echo test, to send back audio from mobile phone's microphone to\n");
printf(" the speaker. (German: 'Blasprobe').\n");
printf(" -c --call-device hw:<card>,<device>\n");
printf(" Sound card and device number for headset (default = '%s')\n", call_audiodev);
printf(" --call-samplerate <rate>\n");
printf(" Sample rate of sound device for headset (default = '%d')\n", call_samplerate);
printf(" -m --mncc-sock\n");
printf(" Disable built-in call contol and offer socket (to LCR)\n");
printf(" --mncc-name <name>\n");
printf(" '/tmp/bsc_mncc' is used by default, give name to change socket to\n");
printf(" '/tmp/bsc_mncc_<name>'. (Useful to run multiple networks.)\n");
printf(" -c --call-device hw:<card>,<device>\n");
printf(" Sound card and device number for headset (default = '%s')\n", call_audiodev);
printf(" --call-samplerate <rate>\n");
printf(" Sample rate of sound device for headset (default = '%d')\n", call_samplerate);
printf(" -t --tones 0 | 1\n");
printf(" Connect call on setup/release to provide classic tones towards fixed\n");
printf(" network (default = '%d')\n", send_patterns);
@@ -177,6 +181,7 @@ static struct option main_mobile_long_options[] = {
{"pre-emphasis", 0, 0, 'p'},
{"de-emphasis", 0, 0, 'd'},
{"rx-gain", 1, 0, 'g'},
{"echo-test", 0, 0, 'e'},
{"mncc-sock", 0, 0, 'm'},
{"mncc-name", 1, 0, OPT_MNCC_NAME},
{"call-device", 1, 0, 'c'},
@@ -191,7 +196,7 @@ static struct option main_mobile_long_options[] = {
{0, 0, 0, 0}
};
static const char *main_mobile_optstring = "hv:k:a:s:i:b:pdg:mc:t:l:r:";
static const char *main_mobile_optstring = "hv:k:a:s:i:b:pdg:mec:t:l:r:";
struct option *long_options;
char *optstring;
@@ -309,6 +314,10 @@ void main_mobile_opt_switch(int c, char *arg0, int *skip_args)
rx_gain = pow(10, gain_db / 20.0);
*skip_args += 2;
break;
case 'e':
echo_test = 1;
*skip_args += 1;
break;
case 'm':
use_mncc_sock = 1;
*skip_args += 1;
@@ -431,7 +440,7 @@ void main_mobile(int *quit, int latency, int interval, void (*myhandler)(void),
}
/* init call device */
rc = call_init(station_id, call_audiodev, call_samplerate, latency, station_id_digits, loopback, use_mncc_sock, send_patterns, release_on_disconnect);
rc = call_init(station_id, call_audiodev, call_samplerate, latency, station_id_digits, loopback, use_mncc_sock, send_patterns, release_on_disconnect, echo_test);
if (rc < 0) {
fprintf(stderr, "Failed to create call control instance. Quitting!\n");
return;