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sdrangel/plugins/samplesource/airspyhff/airspyhffinput.cpp
2018-02-02 02:12:49 +01:00

493 lines
14 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2018 Edouard Griffiths, F4EXB //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <string.h>
#include <errno.h>
#include <QDebug>
#include "SWGDeviceSettings.h"
#include "SWGDeviceState.h"
#include <device/devicesourceapi.h>
#include <dsp/filerecord.h>
#include "dsp/dspcommands.h"
#include "dsp/dspengine.h"
#include "airspyhffinput.h"
#include "airspyhffgui.h"
#include "airspyhffplugin.h"
#include "airspyhffsettings.h"
#include "airspyhffthread.h"
MESSAGE_CLASS_DEFINITION(AirspyHFFInput::MsgConfigureAirspyHF, Message)
MESSAGE_CLASS_DEFINITION(AirspyHFFInput::MsgStartStop, Message)
MESSAGE_CLASS_DEFINITION(AirspyHFFInput::MsgFileRecord, Message)
const qint64 AirspyHFFInput::loLowLimitFreqHF = 9000L;
const qint64 AirspyHFFInput::loHighLimitFreqHF = 31000000L;
const qint64 AirspyHFFInput::loLowLimitFreqVHF = 60000000L;
const qint64 AirspyHFFInput::loHighLimitFreqVHF = 260000000L;
AirspyHFFInput::AirspyHFFInput(DeviceSourceAPI *deviceAPI) :
m_deviceAPI(deviceAPI),
m_settings(),
m_dev(0),
m_airspyHFThread(0),
m_deviceDescription("AirspyHFF"),
m_running(false)
{
openDevice();
char recFileNameCStr[30];
sprintf(recFileNameCStr, "test_%d.sdriq", m_deviceAPI->getDeviceUID());
m_fileSink = new FileRecord(std::string(recFileNameCStr));
m_deviceAPI->addSink(m_fileSink);
}
AirspyHFFInput::~AirspyHFFInput()
{
if (m_running) { stop(); }
m_deviceAPI->removeSink(m_fileSink);
delete m_fileSink;
closeDevice();
}
void AirspyHFFInput::destroy()
{
delete this;
}
bool AirspyHFFInput::openDevice()
{
if (m_dev != 0)
{
closeDevice();
}
airspyhf_error rc;
if (!m_sampleFifo.setSize(1<<19))
{
qCritical("AirspyHFFInput::start: could not allocate SampleFifo");
return false;
}
if ((m_dev = open_airspyhf_from_serial(m_deviceAPI->getSampleSourceSerial())) == 0)
{
qCritical("AirspyHFFInput::start: could not open Airspy HF with serial %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
return false;
}
else
{
qDebug("AirspyHFFInput::start: opened Airspy HF with serial %s", qPrintable(m_deviceAPI->getSampleSourceSerial()));
}
uint32_t nbSampleRates;
uint32_t *sampleRates;
rc = (airspyhf_error) airspyhf_get_samplerates(m_dev, &nbSampleRates, 0);
if (rc == AIRSPYHF_SUCCESS)
{
qDebug("AirspyHFFInput::start: %d sample rates for Airspy HF", nbSampleRates);
}
else
{
qCritical("AirspyHFFInput::start: could not obtain the number of Airspy HF sample rates");
return false;
}
sampleRates = new uint32_t[nbSampleRates];
rc = (airspyhf_error) airspyhf_get_samplerates(m_dev, sampleRates, nbSampleRates);
if (rc == AIRSPYHF_SUCCESS)
{
qDebug("AirspyHFFInput::start: obtained Airspy HF sample rates");
}
else
{
qCritical("AirspyHFFInput::start: could not obtain Airspy HF sample rates");
return false;
}
m_sampleRates.clear();
for (unsigned int i = 0; i < nbSampleRates; i++)
{
m_sampleRates.push_back(sampleRates[i]);
qDebug("AirspyHFFInput::start: sampleRates[%d] = %u Hz", i, sampleRates[i]);
}
delete[] sampleRates;
airspyhf_set_sample_type(m_dev, AIRSPYHF_SAMPLE_FLOAT32_IQ);
return true;
}
void AirspyHFFInput::init()
{
applySettings(m_settings, true);
}
bool AirspyHFFInput::start()
{
QMutexLocker mutexLocker(&m_mutex);
if (!m_dev) {
return false;
}
if (m_running) { stop(); }
if ((m_airspyHFThread = new AirspyHFFThread(m_dev, &m_sampleFifo)) == 0)
{
qFatal("AirspyHFInput::start: out of memory");
stop();
return false;
}
m_airspyHFThread->setSamplerate(m_sampleRates[m_settings.m_devSampleRateIndex]);
m_airspyHFThread->setLog2Decimation(m_settings.m_log2Decim);
m_airspyHFThread->startWork();
mutexLocker.unlock();
applySettings(m_settings, true);
qDebug("AirspyHFInput::startInput: started");
m_running = true;
return true;
}
void AirspyHFFInput::closeDevice()
{
if (m_dev != 0)
{
airspyhf_stop(m_dev);
airspyhf_close(m_dev);
m_dev = 0;
}
m_deviceDescription.clear();
}
void AirspyHFFInput::stop()
{
qDebug("AirspyHFInput::stop");
QMutexLocker mutexLocker(&m_mutex);
if (m_airspyHFThread != 0)
{
m_airspyHFThread->stopWork();
delete m_airspyHFThread;
m_airspyHFThread = 0;
}
m_running = false;
}
QByteArray AirspyHFFInput::serialize() const
{
return m_settings.serialize();
}
bool AirspyHFFInput::deserialize(const QByteArray& data)
{
bool success = true;
if (!m_settings.deserialize(data))
{
m_settings.resetToDefaults();
success = false;
}
MsgConfigureAirspyHF* message = MsgConfigureAirspyHF::create(m_settings, true);
m_inputMessageQueue.push(message);
if (m_guiMessageQueue)
{
MsgConfigureAirspyHF* messageToGUI = MsgConfigureAirspyHF::create(m_settings, true);
m_guiMessageQueue->push(messageToGUI);
}
return success;
}
const QString& AirspyHFFInput::getDeviceDescription() const
{
return m_deviceDescription;
}
int AirspyHFFInput::getSampleRate() const
{
int rate = m_sampleRates[m_settings.m_devSampleRateIndex];
return (rate / (1<<m_settings.m_log2Decim));
}
quint64 AirspyHFFInput::getCenterFrequency() const
{
return m_settings.m_centerFrequency;
}
void AirspyHFFInput::setCenterFrequency(qint64 centerFrequency)
{
AirspyHFFSettings settings = m_settings;
settings.m_centerFrequency = centerFrequency;
MsgConfigureAirspyHF* message = MsgConfigureAirspyHF::create(settings, false);
m_inputMessageQueue.push(message);
if (m_guiMessageQueue)
{
MsgConfigureAirspyHF* messageToGUI = MsgConfigureAirspyHF::create(settings, false);
m_guiMessageQueue->push(messageToGUI);
}
}
bool AirspyHFFInput::handleMessage(const Message& message)
{
if (MsgConfigureAirspyHF::match(message))
{
MsgConfigureAirspyHF& conf = (MsgConfigureAirspyHF&) message;
qDebug() << "MsgConfigureAirspyHF::handleMessage: MsgConfigureAirspyHF";
bool success = applySettings(conf.getSettings(), conf.getForce());
if (!success)
{
qDebug("MsgConfigureAirspyHF::handleMessage: AirspyHF config error");
}
return true;
}
else if (MsgStartStop::match(message))
{
MsgStartStop& cmd = (MsgStartStop&) message;
qDebug() << "AirspyHFInput::handleMessage: MsgStartStop: " << (cmd.getStartStop() ? "start" : "stop");
if (cmd.getStartStop())
{
if (m_deviceAPI->initAcquisition())
{
m_deviceAPI->startAcquisition();
DSPEngine::instance()->startAudioOutput();
}
}
else
{
m_deviceAPI->stopAcquisition();
DSPEngine::instance()->stopAudioOutput();
}
return true;
}
else if (MsgFileRecord::match(message))
{
MsgFileRecord& conf = (MsgFileRecord&) message;
qDebug() << "AirspyHFInput::handleMessage: MsgFileRecord: " << conf.getStartStop();
if (conf.getStartStop()) {
m_fileSink->startRecording();
} else {
m_fileSink->stopRecording();
}
return true;
}
else
{
return false;
}
}
void AirspyHFFInput::setDeviceCenterFrequency(quint64 freq_hz, const AirspyHFFSettings& settings)
{
switch(settings.m_bandIndex)
{
case 1:
freq_hz = freq_hz < loLowLimitFreqVHF ? loLowLimitFreqVHF : freq_hz > loHighLimitFreqVHF ? loHighLimitFreqVHF : freq_hz;
break;
case 0:
default:
freq_hz = freq_hz < loLowLimitFreqHF ? loLowLimitFreqHF : freq_hz > loHighLimitFreqHF ? loHighLimitFreqHF : freq_hz;
break;
}
airspyhf_error rc = (airspyhf_error) airspyhf_set_freq(m_dev, static_cast<uint32_t>(freq_hz));
if (rc == AIRSPYHF_SUCCESS) {
qDebug("AirspyHFInput::setDeviceCenterFrequency: frequency set to %llu Hz", freq_hz);
} else {
qWarning("AirspyHFInput::setDeviceCenterFrequency: could not frequency to %llu Hz", freq_hz);
}
}
bool AirspyHFFInput::applySettings(const AirspyHFFSettings& settings, bool force)
{
QMutexLocker mutexLocker(&m_mutex);
bool forwardChange = false;
airspyhf_error rc;
int sampleRateIndex = settings.m_devSampleRateIndex;
qDebug() << "AirspyHFInput::applySettings";
if ((m_settings.m_devSampleRateIndex != settings.m_devSampleRateIndex) || force)
{
forwardChange = true;
if (settings.m_devSampleRateIndex >= m_sampleRates.size()) {
sampleRateIndex = m_sampleRates.size() - 1;
}
if (m_dev != 0)
{
rc = (airspyhf_error) airspyhf_set_samplerate(m_dev, sampleRateIndex);
if (rc != AIRSPYHF_SUCCESS)
{
qCritical("AirspyHFInput::applySettings: could not set sample rate index %u (%d S/s)", sampleRateIndex, m_sampleRates[sampleRateIndex]);
}
else if (m_airspyHFThread != 0)
{
qDebug("AirspyHFInput::applySettings: sample rate set to index: %u (%d S/s)", sampleRateIndex, m_sampleRates[sampleRateIndex]);
m_airspyHFThread->setSamplerate(m_sampleRates[sampleRateIndex]);
}
}
}
if ((m_settings.m_log2Decim != settings.m_log2Decim) || force)
{
forwardChange = true;
if (m_airspyHFThread != 0)
{
m_airspyHFThread->setLog2Decimation(settings.m_log2Decim);
qDebug() << "AirspyInput: set decimation to " << (1<<settings.m_log2Decim);
}
}
if ((m_settings.m_LOppmTenths != settings.m_LOppmTenths) || force)
{
if (m_dev != 0)
{
rc = (airspyhf_error) airspyhf_set_calibration(m_dev, settings.m_LOppmTenths * 100);
if (rc != AIRSPYHF_SUCCESS)
{
qCritical("AirspyHFInput::applySettings: could not set LO ppm correction to %f", settings.m_LOppmTenths / 10.0f);
}
else if (m_airspyHFThread != 0)
{
qDebug("AirspyHFInput::applySettings: LO ppm correction set to %f", settings.m_LOppmTenths / 10.0f);
}
}
}
if (force || (m_settings.m_centerFrequency != settings.m_centerFrequency)
|| (m_settings.m_transverterMode != settings.m_transverterMode)
|| (m_settings.m_transverterDeltaFrequency != settings.m_transverterDeltaFrequency))
{
qint64 deviceCenterFrequency = settings.m_centerFrequency;
deviceCenterFrequency -= settings.m_transverterMode ? settings.m_transverterDeltaFrequency : 0;
deviceCenterFrequency = deviceCenterFrequency < 0 ? 0 : deviceCenterFrequency;
qint64 f_img = deviceCenterFrequency;
quint32 devSampleRate = m_sampleRates[sampleRateIndex];
if (m_dev != 0)
{
setDeviceCenterFrequency(deviceCenterFrequency, settings);
qDebug() << "AirspyHFInput::applySettings: center freq: " << settings.m_centerFrequency << " Hz"
<< " device center freq: " << deviceCenterFrequency << " Hz"
<< " device sample rate: " << devSampleRate << "Hz"
<< " Actual sample rate: " << devSampleRate/(1<<m_settings.m_log2Decim) << "Hz"
<< " img: " << f_img << "Hz";
}
forwardChange = true;
}
if (forwardChange)
{
int sampleRate = m_sampleRates[sampleRateIndex]/(1<<settings.m_log2Decim);
DSPSignalNotification *notif = new DSPSignalNotification(sampleRate, settings.m_centerFrequency);
m_fileSink->handleMessage(*notif); // forward to file sink
m_deviceAPI->getDeviceEngineInputMessageQueue()->push(notif);
}
m_settings = settings;
m_settings.m_devSampleRateIndex = sampleRateIndex;
return true;
}
airspyhf_device_t *AirspyHFFInput::open_airspyhf_from_serial(const QString& serialStr)
{
airspyhf_device_t *devinfo;
bool ok;
airspyhf_error rc;
uint64_t serial = serialStr.toULongLong(&ok, 16);
if (!ok)
{
qCritical("AirspyHFInput::open_airspyhf_from_serial: invalid serial %s", qPrintable(serialStr));
return 0;
}
else
{
rc = (airspyhf_error) airspyhf_open_sn(&devinfo, serial);
if (rc == AIRSPYHF_SUCCESS) {
return devinfo;
} else {
return 0;
}
}
}
int AirspyHFFInput::webapiRunGet(
SWGSDRangel::SWGDeviceState& response,
QString& errorMessage __attribute__((unused)))
{
m_deviceAPI->getDeviceEngineStateStr(*response.getState());
return 200;
}
int AirspyHFFInput::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;
}