uhdInput::uhdInput (QSettings *s, bool *success ) {
this -> uhdSettings = s;
this -> myFrame = new QFrame (NULL);
setupUi (this -> myFrame);
this -> myFrame -> show ();
this -> inputRate = Khz (2048);
this -> ringbufferSize = 1024; // blocks of 1024 complexes
this -> theBuffer = NULL; // also indicates good init or not
*success = false;
lastFrequency = 100000;
m_workerHandle = 0;
// create a usrp device.
std::string args;
std::cout << std::endl;
std::cout << boost::format("Creating the usrp device with: %s...") % args << std::endl;
try {
m_usrp = uhd::usrp::multi_usrp::make (args);
// Lock mboard clocks
std::string ref("internal");
m_usrp -> set_clock_source (ref);
std::cout << boost::format("Using Device: %s") % m_usrp->get_pp_string() << std::endl;
// set sample rate
m_usrp -> set_rx_rate (inputRate);
inputRate = m_usrp -> get_rx_rate ();
std::cout << boost::format("Actual RX Rate: %f Msps...") % (inputRate/1e6) << std::endl << std::endl;
// allocate the rx buffer
theBuffer = new RingBuffer<std::complex<float> >(ringbufferSize * 1024);
}
catch (...) {
fprintf (stderr, "No luck with uhd\n");
return;
}
// some housekeeping for the local frame
externalGain -> setMaximum (maxGain ());
uhdSettings -> beginGroup ("uhdSettings");
externalGain -> setValue (
uhdSettings -> value ("externalGain", 40). toInt ());
f_correction -> setValue (
uhdSettings -> value ("f_correction", 0). toInt ());
KhzOffset -> setValue (
uhdSettings -> value ("KhzOffset", 0). toInt ());
uhdSettings -> endGroup ();
setExternalGain (externalGain -> value ());
set_KhzOffset (KhzOffset -> value ());
connect (externalGain, SIGNAL (valueChanged (int)),
this, SLOT (setExternalGain (int)));
connect (KhzOffset, SIGNAL (valueChanged (int)),
this, SLOT (set_KhzOffset (int)));
*success = true;
}
sdrplay::sdrplay (QSettings *s, bool *success) {
int err;
float ver;
sdrplaySettings = s;
this -> myFrame = new QFrame (NULL);
setupUi (this -> myFrame);
this -> myFrame -> show ();
this -> inputRate = Khz (2048);
this -> bandWidth = Khz (1536);
*success = false;
_I_Buffer = NULL;
theLoader = NULL;
theLoader = new sdrplayLoader (success);
if (!(*success)) {
fprintf (stderr, " No success in loading sdrplay lib\n");
delete theLoader;
theLoader = NULL;
return;
}
err = theLoader -> my_mir_sdr_ApiVersion (&ver);
// if (ver != MIR_SDR_API_VERSION) {
// fprintf (stderr, "Foute API: %f, %d\n", ver, err);
// statusLabel -> setText ("mirics error");
// return NULL;
// }
_I_Buffer = new RingBuffer<int16_t>(2 * 1024 * 1024);
vfoFrequency = Khz (94700);
currentGain = DEFAULT_GAIN;
vfoOffset = 0;
theWorker = NULL;
sdrplaySettings -> beginGroup ("sdrplaySettings");
externalGain -> setValue (
sdrplaySettings -> value ("externalGain", 10). toInt ());
f_correction -> setValue (
sdrplaySettings -> value ("f_correction", 0). toInt ());
KhzOffset -> setValue (
sdrplaySettings -> value ("KhzOffset", 0). toInt ());
sdrplaySettings -> endGroup ();
setExternalGain (externalGain -> value ());
set_KhzOffset (KhzOffset -> value ());
connect (externalGain, SIGNAL (valueChanged (int)),
this, SLOT (setExternalGain (int)));
connect (KhzOffset, SIGNAL (valueChanged (int)),
this, SLOT (set_KhzOffset (int)));
*success = true;
}
//
// Our wrapper is a simple classs
dabStick::dabStick (QSettings *s, bool *success) {
int16_t deviceCount;
int32_t r;
int16_t deviceIndex;
int16_t i;
QString temp;
int k;
dabstickSettings = s;
*success = false; // just the default
this -> myFrame = new QFrame (NULL);
setupUi (this -> myFrame);
this -> myFrame -> show ();
inputRate = 2048000;
libraryLoaded = false;
open = false;
_I_Buffer = NULL;
workerHandle = NULL;
lastFrequency = KHz (94700); // just a dummy
this -> sampleCounter= 0;
this -> vfoOffset = 0;
gains = NULL;
#ifdef __MINGW32__
const char *libraryString = "rtlsdr.dll";
Handle = LoadLibrary ((wchar_t *)L"rtlsdr.dll");
#else
const char *libraryString = "librtlsdr.so";
Handle = dlopen ("librtlsdr.so", RTLD_NOW);
#endif
if (Handle == NULL) {
fprintf (stderr, "failed to open %s\n", libraryString);
return;
}
libraryLoaded = true;
if (!load_rtlFunctions ())
goto err;
//
// Ok, from here we have the library functions accessible
deviceCount = this -> rtlsdr_get_device_count ();
if (deviceCount == 0) {
fprintf (stderr, "No devices found\n");
return;
}
deviceIndex = 0; // default
if (deviceCount > 1) {
dongleSelector = new dongleSelect ();
for (deviceIndex = 0; deviceIndex < deviceCount; deviceIndex ++) {
dongleSelector ->
addtoDongleList (rtlsdr_get_device_name (deviceIndex));
}
deviceIndex = dongleSelector -> QDialog::exec ();
delete dongleSelector;
}
//
// OK, now open the hardware
r = this -> rtlsdr_open (&device, deviceIndex);
if (r < 0) {
fprintf (stderr, "Opening dabstick failed\n");
*success = false;
return;
}
open = true;
r = this -> rtlsdr_set_sample_rate (device,
inputRate);
if (r < 0) {
fprintf (stderr, "Setting samplerate failed\n");
*success = false;
return;
}
r = this -> rtlsdr_get_sample_rate (device);
fprintf (stderr, "samplerate set to %d\n", r);
gainsCount = rtlsdr_get_tuner_gains (device, NULL);
fprintf(stderr, "Supported gain values (%d): ", gainsCount);
gains = new int [gainsCount];
gainsCount = rtlsdr_get_tuner_gains (device, gains);
for (i = gainsCount; i > 0; i--) {
fprintf(stderr, "%.1f ", gains [i - 1] / 10.0);
combo_gain -> addItem (QString::number (gains [i - 1]));
}
rtlsdr_set_tuner_gain_mode (device, 1);
rtlsdr_set_tuner_gain (device, gains [gainsCount / 2]);
_I_Buffer = new RingBuffer<uint8_t>(1024 * 1024);
dabstickSettings -> beginGroup ("dabstickSettings");
temp = dabstickSettings -> value ("externalGain", "10"). toString ();
k = combo_gain -> findText (temp);
if (k != -1) {
combo_gain -> setCurrentIndex (k);
rtlsdr_set_tuner_gain (device, temp. toInt ());
}
temp = dabstickSettings -> value ("autogain", "autogain off"). toString ();
rtlsdr_set_tuner_gain_mode (device, temp == "autogain off" ? 0 : 1);
f_correction -> setValue (dabstickSettings -> value ("f_correction", 0). toInt ());
KhzOffset -> setValue (dabstickSettings -> value ("KhzOffset", 0). toInt ());
dabstickSettings -> endGroup ();
set_fCorrection (f_correction -> value ());
set_KhzOffset (KhzOffset -> value ());
connect (combo_gain, SIGNAL (activated (const QString &)),
this, SLOT (setExternalGain (const QString &)));
connect (combo_autogain, SIGNAL (activated (const QString &)),
this, SLOT (set_autogain (const QString &)));
connect (f_correction, SIGNAL (valueChanged (int)),
this, SLOT (set_fCorrection (int)));
connect (KhzOffset, SIGNAL (valueChanged (int)),
this, SLOT (set_KhzOffset (int)));
*success = true;
return;
err:
if (open)
this -> rtlsdr_close (device);
#ifdef __MINGW32__
FreeLibrary (Handle);
#else
dlclose (Handle);
#endif
libraryLoaded = false;
open = false;
*success = false;
return;
}
