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Code Issues Projects Releases Wiki Activity

Deep redesign: fixed RTLSDR input plugin

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This commit is contained in:
f4exb
2015-08-26 02:03:20 +02:00
parent a68104ab65
commit 5a0668f9ec
12 changed files with 102 additions and 46 deletions
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plugins/samplesource/rtlsdr/rtlsdrinput.cpp
+24 -17
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@@ -15,6 +15,7 @@
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <QDebug>
#include <string.h>
#include <errno.h>
#include "rtlsdrinput.h"
@@ -94,6 +95,11 @@ RTLSDRInput::~RTLSDRInput()
stop();
}
bool RTLSDRInput::init(const Message& message)
{
return false;
}
bool RTLSDRInput::start(int device)
{
QMutexLocker mutexLocker(&m_mutex);
@@ -111,13 +117,13 @@ bool RTLSDRInput::start(int device)
if (!m_sampleFifo.setSize(96000 * 4))
{
qCritical("Could not allocate SampleFifo");
qCritical("RTLSDRInput::start: Could not allocate SampleFifo");
return false;
}
if ((res = rtlsdr_open(&m_dev, device)) < 0)
{
qCritical("could not open RTLSDR #%d: %s", device, strerror(errno));
qCritical("RTLSDRInput::start: could not open RTLSDR #%d: %s", device, strerror(errno));
return false;
}
@@ -127,31 +133,31 @@ bool RTLSDRInput::start(int device)
if ((res = rtlsdr_get_usb_strings(m_dev, vendor, product, serial)) < 0)
{
qCritical("error accessing USB device");
qCritical("RTLSDRInput::start: error accessing USB device");
stop();
return false;
}
qWarning("RTLSDRInput open: %s %s, SN: %s", vendor, product, serial);
qWarning("RTLSDRInput::start: open: %s %s, SN: %s", vendor, product, serial);
m_deviceDescription = QString("%1 (SN %2)").arg(product).arg(serial);
if ((res = rtlsdr_set_sample_rate(m_dev, 1024000)) < 0)
if ((res = rtlsdr_set_sample_rate(m_dev, 1152000)) < 0)
{
qCritical("could not set sample rate: 1024k S/s");
qCritical("RTLSDRInput::start: could not set sample rate: 1024k S/s");
stop();
return false;
}
if ((res = rtlsdr_set_tuner_gain_mode(m_dev, 1)) < 0)
{
qCritical("error setting tuner gain mode");
qCritical("RTLSDRInput::start: error setting tuner gain mode");
stop();
return false;
}
if ((res = rtlsdr_set_agc_mode(m_dev, 0)) < 0)
{
qCritical("error setting agc mode");
qCritical("RTLSDRInput::start: error setting agc mode");
stop();
return false;
}
@@ -160,7 +166,7 @@ bool RTLSDRInput::start(int device)
if (numberOfGains < 0)
{
qCritical("error getting number of gain values supported");
qCritical("RTLSDRInput::start: error getting number of gain values supported");
stop();
return false;
}
@@ -169,21 +175,27 @@ bool RTLSDRInput::start(int device)
if (rtlsdr_get_tuner_gains(m_dev, &m_gains[0]) < 0)
{
qCritical("error getting gain values");
qCritical("RTLSDRInput::start: error getting gain values");
stop();
return false;
}
else
{
qDebug() << "RTLSDRInput::start: " << m_gains.size() << "gains";
MsgReportRTLSDR *message = MsgReportRTLSDR::create(m_gains);
getOutputMessageQueueToGUI()->push(message);
}
if ((res = rtlsdr_reset_buffer(m_dev)) < 0)
{
qCritical("could not reset USB EP buffers: %s", strerror(errno));
qCritical("RTLSDRInput::start: could not reset USB EP buffers: %s", strerror(errno));
stop();
return false;
}
if ((m_rtlSDRThread = new RTLSDRThread(m_dev, &m_sampleFifo)) == NULL)
{
qFatal("out of memory");
qFatal("RTLSDRInput::start: out of memory");
stop();
return false;
}
@@ -194,11 +206,6 @@ bool RTLSDRInput::start(int device)
applySettings(m_settings, true);
qDebug("RTLSDRInput::start");
MsgReportRTLSDR *message = MsgReportRTLSDR::create(m_gains);
getOutputMessageQueue()->push(message);
return true;
}