mirror of
https://github.com/f4exb/sdrangel.git
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605 lines
19 KiB
C++
605 lines
19 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
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// written by Christian Daniel //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation as version 3 of the License, or //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License V3 for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QDebug>
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#include <string.h>
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#include <errno.h>
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#include "SWGDeviceSettings.h"
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#include "SWGRtlSdrSettings.h"
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#include "SWGDeviceState.h"
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#include "rtlsdrinput.h"
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#include "device/devicesourceapi.h"
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#include "rtlsdrthread.h"
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#include "rtlsdrgui.h"
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#include "dsp/dspcommands.h"
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#include "dsp/dspengine.h"
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#include "dsp/filerecord.h"
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MESSAGE_CLASS_DEFINITION(RTLSDRInput::MsgConfigureRTLSDR, Message)
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MESSAGE_CLASS_DEFINITION(RTLSDRInput::MsgFileRecord, Message)
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MESSAGE_CLASS_DEFINITION(RTLSDRInput::MsgStartStop, Message)
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const quint64 RTLSDRInput::frequencyLowRangeMin = 1000UL;
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const quint64 RTLSDRInput::frequencyLowRangeMax = 275000UL;
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const quint64 RTLSDRInput::frequencyHighRangeMin = 24000UL;
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const quint64 RTLSDRInput::frequencyHighRangeMax = 1900000UL;
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const int RTLSDRInput::sampleRateLowRangeMin = 230000U;
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const int RTLSDRInput::sampleRateLowRangeMax = 300000U;
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const int RTLSDRInput::sampleRateHighRangeMin = 950000U;
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const int RTLSDRInput::sampleRateHighRangeMax = 2400000U;
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RTLSDRInput::RTLSDRInput(DeviceSourceAPI *deviceAPI) :
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m_deviceAPI(deviceAPI),
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m_settings(),
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m_dev(0),
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m_rtlSDRThread(0),
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m_deviceDescription(),
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m_running(false)
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{
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openDevice();
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char recFileNameCStr[30];
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sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
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m_fileSink = new FileRecord(std::string(recFileNameCStr));
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m_deviceAPI->addSink(m_fileSink);
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}
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RTLSDRInput::~RTLSDRInput()
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{
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if (m_running) stop();
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m_deviceAPI->removeSink(m_fileSink);
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delete m_fileSink;
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closeDevice();
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}
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void RTLSDRInput::destroy()
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{
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delete this;
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}
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bool RTLSDRInput::openDevice()
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{
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if (m_dev != 0)
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{
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closeDevice();
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}
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char vendor[256];
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char product[256];
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char serial[256];
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int res;
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int numberOfGains;
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if (!m_sampleFifo.setSize(96000 * 4))
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{
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qCritical("RTLSDRInput::openDevice: Could not allocate SampleFifo");
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return false;
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}
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int device;
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if ((device = rtlsdr_get_index_by_serial(qPrintable(m_deviceAPI->getSampleSourceSerial()))) < 0)
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{
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qCritical("RTLSDRInput::openDevice: could not get RTLSDR serial number");
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return false;
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}
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if ((res = rtlsdr_open(&m_dev, device)) < 0)
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{
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qCritical("RTLSDRInput::openDevice: could not open RTLSDR #%d: %s", device, strerror(errno));
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return false;
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}
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vendor[0] = '\0';
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product[0] = '\0';
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serial[0] = '\0';
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if ((res = rtlsdr_get_usb_strings(m_dev, vendor, product, serial)) < 0)
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{
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qCritical("RTLSDRInput::openDevice: error accessing USB device");
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stop();
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return false;
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}
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qInfo("RTLSDRInput::openDevice: open: %s %s, SN: %s", vendor, product, serial);
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m_deviceDescription = QString("%1 (SN %2)").arg(product).arg(serial);
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if ((res = rtlsdr_set_sample_rate(m_dev, 1152000)) < 0)
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{
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qCritical("RTLSDRInput::openDevice: could not set sample rate: 1024k S/s");
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stop();
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return false;
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}
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if ((res = rtlsdr_set_tuner_gain_mode(m_dev, 1)) < 0)
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{
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qCritical("RTLSDRInput::openDevice: error setting tuner gain mode");
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stop();
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return false;
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}
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if ((res = rtlsdr_set_agc_mode(m_dev, 0)) < 0)
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{
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qCritical("RTLSDRInput::openDevice: error setting agc mode");
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stop();
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return false;
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}
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numberOfGains = rtlsdr_get_tuner_gains(m_dev, NULL);
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if (numberOfGains < 0)
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{
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qCritical("RTLSDRInput::openDevice: error getting number of gain values supported");
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stop();
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return false;
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}
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m_gains.resize(numberOfGains);
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if (rtlsdr_get_tuner_gains(m_dev, &m_gains[0]) < 0)
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{
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qCritical("RTLSDRInput::openDevice: error getting gain values");
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stop();
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return false;
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}
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else
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{
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qDebug() << "RTLSDRInput::openDevice: " << m_gains.size() << "gains";
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}
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if ((res = rtlsdr_reset_buffer(m_dev)) < 0)
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{
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qCritical("RTLSDRInput::openDevice: could not reset USB EP buffers: %s", strerror(errno));
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stop();
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return false;
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}
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return true;
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}
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void RTLSDRInput::init()
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{
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applySettings(m_settings, true);
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}
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bool RTLSDRInput::start()
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{
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QMutexLocker mutexLocker(&m_mutex);
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if (!m_dev) {
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return false;
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}
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if (m_running) stop();
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if ((m_rtlSDRThread = new RTLSDRThread(m_dev, &m_sampleFifo)) == NULL)
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{
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qFatal("RTLSDRInput::start: out of memory");
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stop();
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return false;
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}
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m_rtlSDRThread->setSamplerate(m_settings.m_devSampleRate);
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m_rtlSDRThread->setLog2Decimation(m_settings.m_log2Decim);
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m_rtlSDRThread->setFcPos((int) m_settings.m_fcPos);
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m_rtlSDRThread->startWork();
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mutexLocker.unlock();
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applySettings(m_settings, true);
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m_running = true;
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return true;
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}
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void RTLSDRInput::closeDevice()
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{
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if (m_dev != 0)
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{
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rtlsdr_close(m_dev);
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m_dev = 0;
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}
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m_deviceDescription.clear();
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}
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void RTLSDRInput::stop()
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{
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QMutexLocker mutexLocker(&m_mutex);
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if (m_rtlSDRThread != 0)
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{
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m_rtlSDRThread->stopWork();
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delete m_rtlSDRThread;
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m_rtlSDRThread = 0;
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}
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m_running = false;
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}
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const QString& RTLSDRInput::getDeviceDescription() const
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{
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return m_deviceDescription;
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}
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int RTLSDRInput::getSampleRate() const
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{
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int rate = m_settings.m_devSampleRate;
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return (rate / (1<<m_settings.m_log2Decim));
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}
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quint64 RTLSDRInput::getCenterFrequency() const
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{
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return m_settings.m_centerFrequency;
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}
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bool RTLSDRInput::handleMessage(const Message& message)
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{
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if (MsgConfigureRTLSDR::match(message))
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{
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MsgConfigureRTLSDR& conf = (MsgConfigureRTLSDR&) message;
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qDebug() << "RTLSDRInput::handleMessage: MsgConfigureRTLSDR";
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bool success = applySettings(conf.getSettings(), conf.getForce());
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if (!success)
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{
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qDebug("RTLSDRInput::handleMessage: config error");
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}
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return true;
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}
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else if (MsgFileRecord::match(message))
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{
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MsgFileRecord& conf = (MsgFileRecord&) message;
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qDebug() << "RTLSDRInput::handleMessage: MsgFileRecord: " << conf.getStartStop();
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if (conf.getStartStop()) {
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m_fileSink->startRecording();
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} else {
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m_fileSink->stopRecording();
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}
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return true;
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}
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else if (MsgStartStop::match(message))
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{
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MsgStartStop& cmd = (MsgStartStop&) message;
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qDebug() << "RTLSDRInput::handleMessage: MsgStartStop: " << (cmd.getStartStop() ? "start" : "stop");
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if (cmd.getStartStop())
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{
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if (m_deviceAPI->initAcquisition())
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{
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m_deviceAPI->startAcquisition();
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DSPEngine::instance()->startAudioOutput();
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}
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}
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else
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{
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m_deviceAPI->stopAcquisition();
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DSPEngine::instance()->stopAudioOutput();
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}
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return true;
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}
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else
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{
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return false;
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}
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}
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bool RTLSDRInput::applySettings(const RTLSDRSettings& settings, bool force)
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{
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bool forwardChange = false;
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if ((m_settings.m_agc != settings.m_agc) || force)
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{
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if (rtlsdr_set_agc_mode(m_dev, settings.m_agc ? 1 : 0) < 0)
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{
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qCritical("RTLSDRInput::applySettings: could not set AGC mode %s", settings.m_agc ? "on" : "off");
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}
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else
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{
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qDebug("RTLSDRInput::applySettings: AGC mode %s", settings.m_agc ? "on" : "off");
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m_settings.m_agc = settings.m_agc;
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}
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}
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if ((m_settings.m_gain != settings.m_gain) || force)
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{
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m_settings.m_gain = settings.m_gain;
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if(m_dev != 0)
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{
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if (rtlsdr_set_tuner_gain(m_dev, m_settings.m_gain) != 0)
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{
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qCritical("RTLSDRInput::applySettings: rtlsdr_set_tuner_gain() failed");
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}
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else
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{
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qDebug("RTLSDRInput::applySettings: rtlsdr_set_tuner_gain() to %d", m_settings.m_gain);
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}
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}
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}
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if ((m_settings.m_dcBlock != settings.m_dcBlock) || (m_settings.m_iqImbalance != settings.m_iqImbalance) || force)
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{
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m_settings.m_dcBlock = settings.m_dcBlock;
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m_settings.m_iqImbalance = settings.m_iqImbalance;
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m_deviceAPI->configureCorrections(m_settings.m_dcBlock, m_settings.m_iqImbalance);
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qDebug("RTLSDRInput::applySettings: corrections: DC block: %s IQ imbalance: %s",
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m_settings.m_dcBlock ? "true" : "false",
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m_settings.m_iqImbalance ? "true" : "false");
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}
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if ((m_settings.m_loPpmCorrection != settings.m_loPpmCorrection) || force)
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{
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if (m_dev != 0)
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{
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if (rtlsdr_set_freq_correction(m_dev, settings.m_loPpmCorrection) < 0)
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{
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qCritical("RTLSDRInput::applySettings: could not set LO ppm correction: %d", settings.m_loPpmCorrection);
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}
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else
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{
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m_settings.m_loPpmCorrection = settings.m_loPpmCorrection;
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qDebug("RTLSDRInput::applySettings: LO ppm correction set to: %d", settings.m_loPpmCorrection);
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}
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}
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}
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if ((m_settings.m_devSampleRate != settings.m_devSampleRate) || force)
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{
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m_settings.m_devSampleRate = settings.m_devSampleRate;
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forwardChange = true;
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if(m_dev != 0)
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{
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if( rtlsdr_set_sample_rate(m_dev, settings.m_devSampleRate) < 0)
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{
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qCritical("RTLSDRInput::applySettings: could not set sample rate: %d", settings.m_devSampleRate);
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}
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else
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{
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if (m_rtlSDRThread) m_rtlSDRThread->setSamplerate(settings.m_devSampleRate);
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qDebug("RTLSDRInput::applySettings: sample rate set to %d", m_settings.m_devSampleRate);
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}
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}
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}
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if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
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{
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m_settings.m_log2Decim = settings.m_log2Decim;
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forwardChange = true;
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if (m_rtlSDRThread != 0)
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{
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m_rtlSDRThread->setLog2Decimation(settings.m_log2Decim);
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}
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qDebug("RTLSDRInput::applySettings: log2decim set to %d", m_settings.m_log2Decim);
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}
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if (force || (m_settings.m_centerFrequency != settings.m_centerFrequency)
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|| (m_settings.m_fcPos != settings.m_fcPos)
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|| (m_settings.m_transverterMode != settings.m_transverterMode)
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|| (m_settings.m_transverterDeltaFrequency != settings.m_transverterDeltaFrequency))
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{
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m_settings.m_centerFrequency = settings.m_centerFrequency;
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m_settings.m_transverterMode = settings.m_transverterMode;
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m_settings.m_transverterDeltaFrequency = settings.m_transverterDeltaFrequency;
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qint64 deviceCenterFrequency = m_settings.m_centerFrequency;
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deviceCenterFrequency -= m_settings.m_transverterMode ? m_settings.m_transverterDeltaFrequency : 0;
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deviceCenterFrequency = deviceCenterFrequency < 0 ? 0 : deviceCenterFrequency;
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qint64 f_img = deviceCenterFrequency;
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quint32 devSampleRate = m_settings.m_devSampleRate;
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forwardChange = true;
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if ((m_settings.m_log2Decim == 0) || (settings.m_fcPos == RTLSDRSettings::FC_POS_CENTER))
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{
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f_img = deviceCenterFrequency;
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}
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else
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{
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if (settings.m_fcPos == RTLSDRSettings::FC_POS_INFRA)
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{
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deviceCenterFrequency += (devSampleRate / 4);
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f_img = deviceCenterFrequency + devSampleRate/2;
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}
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else if (settings.m_fcPos == RTLSDRSettings::FC_POS_SUPRA)
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{
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deviceCenterFrequency -= (devSampleRate / 4);
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f_img = deviceCenterFrequency - devSampleRate/2;
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}
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}
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if (m_dev != 0)
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{
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if (rtlsdr_set_center_freq( m_dev, deviceCenterFrequency ) != 0)
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{
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qDebug("rtlsdr_set_center_freq(%lld) failed", deviceCenterFrequency);
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}
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else
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{
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qDebug() << "RTLSDRInput::applySettings: center freq: " << m_settings.m_centerFrequency << " Hz"
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<< " device center freq: " << deviceCenterFrequency << " Hz"
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<< " device sample rate: " << devSampleRate << "S/s"
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<< " Actual sample rate: " << devSampleRate/(1<<m_settings.m_log2Decim) << "S/s"
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<< " img: " << f_img << "Hz";
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}
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}
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}
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if ((m_settings.m_fcPos != settings.m_fcPos) || force)
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{
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m_settings.m_fcPos = settings.m_fcPos;
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if (m_rtlSDRThread != 0)
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{
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m_rtlSDRThread->setFcPos((int) m_settings.m_fcPos);
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}
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qDebug() << "RTLSDRInput: set fc pos (enum) to " << (int) m_settings.m_fcPos;
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}
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if ((m_settings.m_noModMode != settings.m_noModMode) || force)
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{
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m_settings.m_noModMode = settings.m_noModMode;
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qDebug() << "RTLSDRInput: set noModMode to " << m_settings.m_noModMode;
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// Direct Modes: 0: off, 1: I, 2: Q, 3: NoMod.
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if (m_settings.m_noModMode) {
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set_ds_mode(3);
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} else {
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set_ds_mode(0);
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}
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}
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if (forwardChange)
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{
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int sampleRate = m_settings.m_devSampleRate/(1<<m_settings.m_log2Decim);
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DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, m_settings.m_centerFrequency);
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m_fileSink->handleMessage(*notif); // forward to file sink
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m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
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}
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return true;
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}
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void RTLSDRInput::set_ds_mode(int on)
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{
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rtlsdr_set_direct_sampling(m_dev, on);
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}
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int RTLSDRInput::webapiSettingsGet(
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SWGSDRangel::SWGDeviceSettings& response,
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QString& errorMessage __attribute__((unused)))
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{
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response.setRtlSdrSettings(new SWGSDRangel::SWGRtlSdrSettings());
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webapiFormatDeviceSettings(response, m_settings);
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return 200;
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}
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int RTLSDRInput::webapiSettingsPutPatch(
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bool force,
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const QStringList& deviceSettingsKeys,
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SWGSDRangel::SWGDeviceSettings& response, // query + response
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QString& errorMessage __attribute__((unused)))
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{
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RTLSDRSettings settings = m_settings;
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if (deviceSettingsKeys.contains("agc")) {
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settings.m_agc = response.getRtlSdrSettings()->getAgc() != 0;
|
|
}
|
|
if (deviceSettingsKeys.contains("centerFrequency")) {
|
|
settings.m_centerFrequency = response.getRtlSdrSettings()->getCenterFrequency();
|
|
}
|
|
if (deviceSettingsKeys.contains("dcBlock")) {
|
|
settings.m_dcBlock = response.getRtlSdrSettings()->getDcBlock() != 0;
|
|
}
|
|
if (deviceSettingsKeys.contains("devSampleRate")) {
|
|
settings.m_devSampleRate = response.getRtlSdrSettings()->getDevSampleRate();
|
|
}
|
|
if (deviceSettingsKeys.contains("fcPos")) {
|
|
settings.m_fcPos = (RTLSDRSettings::fcPos_t) response.getRtlSdrSettings()->getFcPos();
|
|
}
|
|
if (deviceSettingsKeys.contains("gain")) {
|
|
settings.m_gain = response.getRtlSdrSettings()->getGain();
|
|
}
|
|
if (deviceSettingsKeys.contains("iqImbalance")) {
|
|
settings.m_iqImbalance = response.getRtlSdrSettings()->getIqImbalance() != 0;
|
|
}
|
|
if (deviceSettingsKeys.contains("loPpmCorrection")) {
|
|
settings.m_loPpmCorrection = response.getRtlSdrSettings()->getLoPpmCorrection();
|
|
}
|
|
if (deviceSettingsKeys.contains("log2Decim")) {
|
|
settings.m_log2Decim = response.getRtlSdrSettings()->getLog2Decim();
|
|
}
|
|
if (deviceSettingsKeys.contains("lowSampleRate")) {
|
|
settings.m_lowSampleRate = response.getRtlSdrSettings()->getLowSampleRate() != 0;
|
|
}
|
|
if (deviceSettingsKeys.contains("noModMode")) {
|
|
settings.m_noModMode = response.getRtlSdrSettings()->getNoModMode() != 0;
|
|
}
|
|
if (deviceSettingsKeys.contains("transverterDeltaFrequency")) {
|
|
settings.m_transverterDeltaFrequency = response.getRtlSdrSettings()->getTransverterDeltaFrequency();
|
|
}
|
|
if (deviceSettingsKeys.contains("transverterMode")) {
|
|
settings.m_transverterMode = response.getRtlSdrSettings()->getTransverterMode() != 0;
|
|
}
|
|
|
|
MsgConfigureRTLSDR *msg = MsgConfigureRTLSDR::create(settings, force);
|
|
m_inputMessageQueue.push(msg);
|
|
|
|
if (m_guiMessageQueue) // forward to GUI if any
|
|
{
|
|
MsgConfigureRTLSDR *msgToGUI = MsgConfigureRTLSDR::create(settings, force);
|
|
m_guiMessageQueue->push(msgToGUI);
|
|
}
|
|
|
|
webapiFormatDeviceSettings(response, settings);
|
|
return 200;
|
|
}
|
|
|
|
void RTLSDRInput::webapiFormatDeviceSettings(SWGSDRangel::SWGDeviceSettings& response, const RTLSDRSettings& settings)
|
|
{
|
|
response.getRtlSdrSettings()->setAgc(settings.m_agc ? 1 : 0);
|
|
response.getRtlSdrSettings()->setCenterFrequency(settings.m_centerFrequency);
|
|
response.getRtlSdrSettings()->setDcBlock(settings.m_dcBlock ? 1 : 0);
|
|
response.getRtlSdrSettings()->setDevSampleRate(settings.m_devSampleRate);
|
|
response.getRtlSdrSettings()->setFcPos((int) settings.m_fcPos);
|
|
response.getRtlSdrSettings()->setGain(settings.m_gain);
|
|
response.getRtlSdrSettings()->setIqImbalance(settings.m_iqImbalance ? 1 : 0);
|
|
response.getRtlSdrSettings()->setLoPpmCorrection(settings.m_loPpmCorrection);
|
|
response.getRtlSdrSettings()->setLog2Decim(settings.m_log2Decim);
|
|
response.getRtlSdrSettings()->setLowSampleRate(settings.m_lowSampleRate ? 1 : 0);
|
|
response.getRtlSdrSettings()->setNoModMode(settings.m_noModMode ? 1 : 0);
|
|
response.getRtlSdrSettings()->setTransverterDeltaFrequency(settings.m_transverterDeltaFrequency);
|
|
response.getRtlSdrSettings()->setTransverterMode(settings.m_transverterMode ? 1 : 0);
|
|
}
|
|
|
|
int RTLSDRInput::webapiRunGet(
|
|
SWGSDRangel::SWGDeviceState& response,
|
|
QString& errorMessage __attribute__((unused)))
|
|
{
|
|
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
|
|
return 200;
|
|
}
|
|
|
|
int RTLSDRInput::webapiRun(
|
|
bool run,
|
|
SWGSDRangel::SWGDeviceState& response,
|
|
QString& errorMessage __attribute__((unused)))
|
|
{
|
|
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
|
|
MsgStartStop *message = MsgStartStop::create(run);
|
|
m_inputMessageQueue.push(message);
|
|
|
|
if (m_guiMessageQueue) // forward to GUI if any
|
|
{
|
|
MsgStartStop *msgToGUI = MsgStartStop::create(run);
|
|
m_guiMessageQueue->push(msgToGUI);
|
|
}
|
|
|
|
return 200;
|
|
}
|