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sdrangel/plugins/channelrx/demodbfm/bfmdemod.cpp

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2015 F4EXB //
// written by Edouard Griffiths //
// //
// 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 //
// (at your option) any later version. //
// //
// 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 "boost/format.hpp"
#include <stdio.h>
#include <complex.h>
#include <QTime>
#include <QDebug>
#include <QNetworkAccessManager>
#include <QNetworkReply>
#include <QBuffer>
#include "SWGChannelSettings.h"
#include "SWGBFMDemodSettings.h"
#include "SWGChannelReport.h"
#include "SWGBFMDemodReport.h"
#include "SWGRDSReport.h"
#include "audio/audiooutput.h"
#include "dsp/dspengine.h"
#include "dsp/downchannelizer.h"
#include "dsp/threadedbasebandsamplesink.h"
#include "dsp/dspcommands.h"
#include "dsp/devicesamplemimo.h"
#include "device/deviceapi.h"
#include "util/db.h"
#include "rdsparser.h"
#include "bfmdemod.h"
MESSAGE_CLASS_DEFINITION(BFMDemod::MsgConfigureChannelizer, Message)
MESSAGE_CLASS_DEFINITION(BFMDemod::MsgReportChannelSampleRateChanged, Message)
MESSAGE_CLASS_DEFINITION(BFMDemod::MsgConfigureBFMDemod, Message)
const QString BFMDemod::m_channelIdURI = "sdrangel.channel.bfm";
const QString BFMDemod::m_channelId = "BFMDemod";
const Real BFMDemod::default_deemphasis = 50.0; // 50 us
const int BFMDemod::m_udpBlockSize = 512;
BFMDemod::BFMDemod(DeviceAPI *deviceAPI) :
ChannelAPI(m_channelIdURI, ChannelAPI::StreamSingleSink),
m_deviceAPI(deviceAPI),
m_inputSampleRate(384000),
m_inputFrequencyOffset(0),
m_audioFifo(250000),
m_settingsMutex(QMutex::Recursive),
m_pilotPLL(19000/384000, 50/384000, 0.01),
m_deemphasisFilterX(default_deemphasis * 48000 * 1.0e-6),
m_deemphasisFilterY(default_deemphasis * 48000 * 1.0e-6),
m_fmExcursion(default_excursion)
{
setObjectName(m_channelId);
DSPEngine::instance()->getAudioDeviceManager()->addAudioSink(&m_audioFifo, getInputMessageQueue());
m_audioSampleRate = DSPEngine::instance()->getAudioDeviceManager()->getOutputSampleRate();
m_magsq = 0.0f;
m_magsqSum = 0.0f;
m_magsqPeak = 0.0f;
m_magsqCount = 0;
m_squelchLevel = 0;
m_squelchState = 0;
m_interpolatorDistance = 0.0f;
m_interpolatorDistanceRemain = 0.0f;
m_interpolatorRDSDistance = 0.0f;
m_interpolatorRDSDistanceRemain = 0.0f;
m_interpolatorStereoDistance = 0.0f;
m_interpolatorStereoDistanceRemain = 0.0f;
m_sampleSink = 0;
m_m1Arg = 0;
m_rfFilter = new fftfilt(-50000.0 / 384000.0, 50000.0 / 384000.0, filtFftLen);
m_deemphasisFilterX.configure(default_deemphasis * m_audioSampleRate * 1.0e-6);
m_deemphasisFilterY.configure(default_deemphasis * m_audioSampleRate * 1.0e-6);
m_phaseDiscri.setFMScaling(384000/m_fmExcursion);
m_audioBuffer.resize(16384);
m_audioBufferFill = 0;
applyChannelSettings(m_inputSampleRate, m_inputFrequencyOffset, true);
applySettings(m_settings, true);
m_channelizer = new DownChannelizer(this);
m_threadedChannelizer = new ThreadedBasebandSampleSink(m_channelizer, this);
m_deviceAPI->addChannelSink(m_threadedChannelizer);
m_deviceAPI->addChannelSinkAPI(this);
m_networkManager = new QNetworkAccessManager();
connect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
}
BFMDemod::~BFMDemod()
{
disconnect(m_networkManager, SIGNAL(finished(QNetworkReply*)), this, SLOT(networkManagerFinished(QNetworkReply*)));
delete m_networkManager;
DSPEngine::instance()->getAudioDeviceManager()->removeAudioSink(&m_audioFifo);
m_deviceAPI->removeChannelSinkAPI(this);
m_deviceAPI->removeChannelSink(m_threadedChannelizer);
delete m_threadedChannelizer;
delete m_channelizer;
delete m_rfFilter;
}
uint32_t BFMDemod::getNumberOfDeviceStreams() const
{
return m_deviceAPI->getNbSourceStreams();
}
void BFMDemod::feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, bool firstOfBurst)
{
(void) firstOfBurst;
Complex ci, cs, cr;
fftfilt::cmplx *rf;
int rf_out;
double msq;
Real demod;
m_sampleBuffer.clear();
m_settingsMutex.lock();
for (SampleVector::const_iterator it = begin; it != end; ++it)
{
Complex c(it->real() / SDR_RX_SCALEF, it->imag() / SDR_RX_SCALEF);
c *= m_nco.nextIQ();
rf_out = m_rfFilter->runFilt(c, &rf); // filter RF before demod
for (int i =0 ; i <rf_out; i++)
{
msq = rf[i].real()*rf[i].real() + rf[i].imag()*rf[i].imag();
m_magsqSum += msq;
if (msq > m_magsqPeak) {
m_magsqPeak = msq;
}
m_magsqCount++;
if (msq >= m_squelchLevel)
{
if (m_squelchState < m_settings.m_rfBandwidth / 10) { // twice attack and decay rate
m_squelchState++;
}
}
else
{
if (m_squelchState > 0) {
m_squelchState--;
}
}
if (m_squelchState > m_settings.m_rfBandwidth / 20) { // squelch open
demod = m_phaseDiscri.phaseDiscriminator(rf[i]);
} else {
demod = 0;
}
if (!m_settings.m_showPilot) {
m_sampleBuffer.push_back(Sample(demod * SDR_RX_SCALEF, 0.0));
}
if (m_settings.m_rdsActive)
{
//Complex r(demod * 2.0 * std::cos(3.0 * m_pilotPLLSamples[3]), 0.0);
Complex r(demod * 2.0 * std::cos(3.0 * m_pilotPLLSamples[3]), 0.0);
if (m_interpolatorRDS.decimate(&m_interpolatorRDSDistanceRemain, r, &cr))
{
bool bit;
if (m_rdsDemod.process(cr.real(), bit))
{
if (m_rdsDecoder.frameSync(bit)) {
m_rdsParser.parseGroup(m_rdsDecoder.getGroup());
}
}
m_interpolatorRDSDistanceRemain += m_interpolatorRDSDistance;
}
}
Real sampleStereo = 0.0f;
// Process stereo if stereo mode is selected
if (m_settings.m_audioStereo)
{
m_pilotPLL.process(demod, m_pilotPLLSamples);
if (m_settings.m_showPilot) {
m_sampleBuffer.push_back(Sample(m_pilotPLLSamples[1] * SDR_RX_SCALEF, 0.0)); // debug 38 kHz pilot
}
if (m_settings.m_lsbStereo)
{
// 1.17 * 0.7 = 0.819
Complex s(demod * m_pilotPLLSamples[1], demod * m_pilotPLLSamples[2]);
if (m_interpolatorStereo.decimate(&m_interpolatorStereoDistanceRemain, s, &cs))
{
sampleStereo = cs.real() + cs.imag();
m_interpolatorStereoDistanceRemain += m_interpolatorStereoDistance;
}
}
else
{
Complex s(demod * 1.17 * m_pilotPLLSamples[1], 0);
if (m_interpolatorStereo.decimate(&m_interpolatorStereoDistanceRemain, s, &cs))
{
sampleStereo = cs.real();
m_interpolatorStereoDistanceRemain += m_interpolatorStereoDistance;
}
}
}
Complex e(demod, 0);
if (m_interpolator.decimate(&m_interpolatorDistanceRemain, e, &ci))
{
if (m_settings.m_audioStereo)
{
Real deemph_l, deemph_r; // Pre-emphasis is applied on each channel before multiplexing
m_deemphasisFilterX.process(ci.real() + sampleStereo, deemph_l);
m_deemphasisFilterY.process(ci.real() - sampleStereo, deemph_r);
m_audioBuffer[m_audioBufferFill].l = (qint16)(deemph_l * (1<<12) * m_settings.m_volume);
m_audioBuffer[m_audioBufferFill].r = (qint16)(deemph_r * (1<<12) * m_settings.m_volume);
}
else
{
Real deemph;
m_deemphasisFilterX.process(ci.real(), deemph);
quint16 sample = (qint16)(deemph * (1<<12) * m_settings.m_volume);
m_audioBuffer[m_audioBufferFill].l = sample;
m_audioBuffer[m_audioBufferFill].r = sample;
}
++m_audioBufferFill;
if (m_audioBufferFill >= m_audioBuffer.size())
{
uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
if(res != m_audioBufferFill) {
qDebug("BFMDemod::feed: %u/%u audio samples written", res, m_audioBufferFill);
}
m_audioBufferFill = 0;
}
m_interpolatorDistanceRemain += m_interpolatorDistance;
}
}
}
if (m_audioBufferFill > 0)
{
uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill);
if (res != m_audioBufferFill) {
qDebug("BFMDemod::feed: %u/%u tail samples written", res, m_audioBufferFill);
}
m_audioBufferFill = 0;
}
if (m_sampleSink != 0) {
m_sampleSink->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), true);
}
m_sampleBuffer.clear();
m_settingsMutex.unlock();
}
void BFMDemod::start()
{
m_squelchState = 0;
m_audioFifo.clear();
m_phaseDiscri.reset();
applyChannelSettings(m_inputSampleRate, m_inputFrequencyOffset, true);
}
void BFMDemod::stop()
{
}
bool BFMDemod::handleMessage(const Message& cmd)
{
if (DownChannelizer::MsgChannelizerNotification::match(cmd))
{
DownChannelizer::MsgChannelizerNotification& notif = (DownChannelizer::MsgChannelizerNotification&) cmd;
qDebug() << "BFMDemod::handleMessage: MsgChannelizerNotification:"
<< " inputSampleRate: " << notif.getSampleRate()
<< " inputFrequencyOffset: " << notif.getFrequencyOffset();
applyChannelSettings(notif.getSampleRate(), notif.getFrequencyOffset());
if (getMessageQueueToGUI())
{
MsgReportChannelSampleRateChanged *msg = MsgReportChannelSampleRateChanged::create(getSampleRate());
getMessageQueueToGUI()->push(msg);
}
return true;
}
else if (MsgConfigureChannelizer::match(cmd))
{
MsgConfigureChannelizer& cfg = (MsgConfigureChannelizer&) cmd;
qDebug() << "BFMDemod::handleMessage: MsgConfigureChannelizer: sampleRate: " << cfg.getSampleRate()
<< " centerFrequency: " << cfg.getCenterFrequency();
m_channelizer->configure(m_channelizer->getInputMessageQueue(),
cfg.getSampleRate(),
cfg.getCenterFrequency());
return true;
}
else if (MsgConfigureBFMDemod::match(cmd))
{
MsgConfigureBFMDemod& cfg = (MsgConfigureBFMDemod&) cmd;
qDebug() << "BFMDemod::handleMessage: MsgConfigureBFMDemod";
applySettings(cfg.getSettings(), cfg.getForce());
return true;
}
else if (DSPConfigureAudio::match(cmd))
{
DSPConfigureAudio& cfg = (DSPConfigureAudio&) cmd;
uint32_t sampleRate = cfg.getSampleRate();
qDebug() << "BFMDemod::handleMessage: DSPConfigureAudio:"
<< " sampleRate: " << sampleRate;
if (sampleRate != m_audioSampleRate) {
applyAudioSampleRate(sampleRate);
}
return true;
}
else if (BasebandSampleSink::MsgThreadedSink::match(cmd))
{
return true;
}
else if (DSPSignalNotification::match(cmd))
{
return true;
}
else
{
qDebug() << "BFMDemod::handleMessage: passed: " << cmd.getIdentifier();
if (m_sampleSink != 0)
{
return m_sampleSink->handleMessage(cmd);
}
else
{
return false;
}
}
}
void BFMDemod::applyAudioSampleRate(int sampleRate)
{
qDebug("BFMDemod::applyAudioSampleRate: %d", sampleRate);
m_settingsMutex.lock();
m_interpolator.create(16, m_inputSampleRate, m_settings.m_afBandwidth);
m_interpolatorDistanceRemain = (Real) m_inputSampleRate / sampleRate;
m_interpolatorDistance = (Real) m_inputSampleRate / (Real) sampleRate;
m_interpolatorStereo.create(16, m_inputSampleRate, m_settings.m_afBandwidth);
m_interpolatorStereoDistanceRemain = (Real) m_inputSampleRate / sampleRate;
m_interpolatorStereoDistance = (Real) m_inputSampleRate / (Real) sampleRate;
m_deemphasisFilterX.configure(default_deemphasis * sampleRate * 1.0e-6);
m_deemphasisFilterY.configure(default_deemphasis * sampleRate * 1.0e-6);
m_settingsMutex.unlock();
m_audioSampleRate = sampleRate;
}
void BFMDemod::applyChannelSettings(int inputSampleRate, int inputFrequencyOffset, bool force)
{
qDebug() << "BFMDemod::applyChannelSettings:"
<< " inputSampleRate: " << inputSampleRate
<< " inputFrequencyOffset: " << inputFrequencyOffset;
if((inputFrequencyOffset != m_inputFrequencyOffset) ||
(inputSampleRate != m_inputSampleRate) || force)
{
m_nco.setFreq(-inputFrequencyOffset, inputSampleRate);
}
if ((inputSampleRate != m_inputSampleRate) || force)
{
m_pilotPLL.configure(19000.0/inputSampleRate, 50.0/inputSampleRate, 0.01);
m_settingsMutex.lock();
m_interpolator.create(16, inputSampleRate, m_settings.m_afBandwidth);
m_interpolatorDistanceRemain = (Real) inputSampleRate / m_audioSampleRate;
m_interpolatorDistance = (Real) inputSampleRate / (Real) m_audioSampleRate;
m_interpolatorStereo.create(16, inputSampleRate, m_settings.m_afBandwidth);
m_interpolatorStereoDistanceRemain = (Real) inputSampleRate / m_audioSampleRate;
m_interpolatorStereoDistance = (Real) inputSampleRate / (Real) m_audioSampleRate;
m_interpolatorRDS.create(4, inputSampleRate, 600.0);
m_interpolatorRDSDistanceRemain = (Real) inputSampleRate / 250000.0;
m_interpolatorRDSDistance = (Real) inputSampleRate / 250000.0;
Real lowCut = -(m_settings.m_rfBandwidth / 2.0) / inputSampleRate;
Real hiCut = (m_settings.m_rfBandwidth / 2.0) / inputSampleRate;
m_rfFilter->create_filter(lowCut, hiCut);
m_phaseDiscri.setFMScaling(inputSampleRate / m_fmExcursion);
m_settingsMutex.unlock();
}
m_inputSampleRate = inputSampleRate;
m_inputFrequencyOffset = inputFrequencyOffset;
}
void BFMDemod::applySettings(const BFMDemodSettings& settings, bool force)
{
qDebug() << "BFMDemod::applySettings: MsgConfigureBFMDemod:"
<< " m_inputFrequencyOffset: " << settings.m_inputFrequencyOffset
<< " m_rfBandwidth: " << settings.m_rfBandwidth
<< " m_afBandwidth: " << settings.m_afBandwidth
<< " m_volume: " << settings.m_volume
<< " m_squelch: " << settings.m_squelch
<< " m_audioStereo: " << settings.m_audioStereo
<< " m_lsbStereo: " << settings.m_lsbStereo
<< " m_showPilot: " << settings.m_showPilot
<< " m_rdsActive: " << settings.m_rdsActive
<< " m_audioDeviceName: " << settings.m_audioDeviceName
<< " m_streamIndex: " << settings.m_streamIndex
<< " m_useReverseAPI: " << settings.m_useReverseAPI
<< " force: " << force;
QList<QString> reverseAPIKeys;
if ((settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset) || force) {
reverseAPIKeys.append("inputFrequencyOffset");
}
if ((settings.m_volume != m_settings.m_volume) || force) {
reverseAPIKeys.append("volume");
}
if ((settings.m_audioStereo != m_settings.m_audioStereo) || force) {
reverseAPIKeys.append("audioStereo");
}
if ((settings.m_lsbStereo != m_settings.m_lsbStereo) || force) {
reverseAPIKeys.append("lsbStereo");
}
if ((settings.m_showPilot != m_settings.m_showPilot) || force) {
reverseAPIKeys.append("showPilot");
}
if ((settings.m_rdsActive != m_settings.m_rdsActive) || force) {
reverseAPIKeys.append("rdsActive");
}
if ((settings.m_audioStereo && (settings.m_audioStereo != m_settings.m_audioStereo)) || force)
{
m_pilotPLL.configure(19000.0/m_inputSampleRate, 50.0/m_inputSampleRate, 0.01);
}
if ((settings.m_afBandwidth != m_settings.m_afBandwidth) || force)
{
reverseAPIKeys.append("afBandwidth");
m_settingsMutex.lock();
m_interpolator.create(16, m_inputSampleRate, settings.m_afBandwidth);
m_interpolatorDistanceRemain = (Real) m_inputSampleRate / m_audioSampleRate;
m_interpolatorDistance = (Real) m_inputSampleRate / (Real) m_audioSampleRate;
m_interpolatorStereo.create(16, m_inputSampleRate, settings.m_afBandwidth);
m_interpolatorStereoDistanceRemain = (Real) m_inputSampleRate / m_audioSampleRate;
m_interpolatorStereoDistance = (Real) m_inputSampleRate / (Real) m_audioSampleRate;
m_interpolatorRDS.create(4, m_inputSampleRate, 600.0);
m_interpolatorRDSDistanceRemain = (Real) m_inputSampleRate / 250000.0;
m_interpolatorRDSDistance = (Real) m_inputSampleRate / 250000.0;
m_lowpass.create(21, m_audioSampleRate, settings.m_afBandwidth);
m_settingsMutex.unlock();
}
if ((settings.m_rfBandwidth != m_settings.m_rfBandwidth) || force)
{
reverseAPIKeys.append("rfBandwidth");
m_settingsMutex.lock();
Real lowCut = -(settings.m_rfBandwidth / 2.0) / m_inputSampleRate;
Real hiCut = (settings.m_rfBandwidth / 2.0) / m_inputSampleRate;
m_rfFilter->create_filter(lowCut, hiCut);
m_phaseDiscri.setFMScaling(m_inputSampleRate / m_fmExcursion);
m_settingsMutex.unlock();
}
if ((settings.m_squelch != m_settings.m_squelch) || force)
{
reverseAPIKeys.append("squelch");
m_squelchLevel = std::pow(10.0, settings.m_squelch / 10.0);
}
if ((settings.m_audioDeviceName != m_settings.m_audioDeviceName) || force)
{
reverseAPIKeys.append("audioDeviceName");
AudioDeviceManager *audioDeviceManager = DSPEngine::instance()->getAudioDeviceManager();
int audioDeviceIndex = audioDeviceManager->getOutputDeviceIndex(settings.m_audioDeviceName);
//qDebug("AMDemod::applySettings: audioDeviceName: %s audioDeviceIndex: %d", qPrintable(settings.m_audioDeviceName), audioDeviceIndex);
audioDeviceManager->addAudioSink(&m_audioFifo, getInputMessageQueue(), audioDeviceIndex);
uint32_t audioSampleRate = audioDeviceManager->getOutputSampleRate(audioDeviceIndex);
if (m_audioSampleRate != audioSampleRate) {
applyAudioSampleRate(audioSampleRate);
}
}
if (m_settings.m_streamIndex != settings.m_streamIndex)
{
if (m_deviceAPI->getSampleMIMO()) // change of stream is possible for MIMO devices only
{
m_deviceAPI->removeChannelSinkAPI(this, m_settings.m_streamIndex);
m_deviceAPI->removeChannelSink(m_threadedChannelizer, m_settings.m_streamIndex);
m_deviceAPI->addChannelSink(m_threadedChannelizer, settings.m_streamIndex);
m_deviceAPI->addChannelSinkAPI(this, settings.m_streamIndex);
// apply stream sample rate to itself
applyChannelSettings(m_deviceAPI->getSampleMIMO()->getSourceSampleRate(settings.m_streamIndex), m_inputFrequencyOffset);
}
reverseAPIKeys.append("streamIndex");
}
if (settings.m_useReverseAPI)
{
bool fullUpdate = ((m_settings.m_useReverseAPI != settings.m_useReverseAPI) && settings.m_useReverseAPI) ||
(m_settings.m_reverseAPIAddress != settings.m_reverseAPIAddress) ||
(m_settings.m_reverseAPIPort != settings.m_reverseAPIPort) ||
(m_settings.m_reverseAPIDeviceIndex != settings.m_reverseAPIDeviceIndex) ||
(m_settings.m_reverseAPIChannelIndex != settings.m_reverseAPIChannelIndex);
webapiReverseSendSettings(reverseAPIKeys, settings, fullUpdate || force);
}
m_settings = settings;
}
QByteArray BFMDemod::serialize() const
{
return m_settings.serialize();
}
bool BFMDemod::deserialize(const QByteArray& data)
{
if (m_settings.deserialize(data))
{
MsgConfigureBFMDemod *msg = MsgConfigureBFMDemod::create(m_settings, true);
m_inputMessageQueue.push(msg);
return true;
}
else
{
m_settings.resetToDefaults();
MsgConfigureBFMDemod *msg = MsgConfigureBFMDemod::create(m_settings, true);
m_inputMessageQueue.push(msg);
return false;
}
}
int BFMDemod::webapiSettingsGet(
SWGSDRangel::SWGChannelSettings& response,
QString& errorMessage)
{
(void) errorMessage;
response.setBfmDemodSettings(new SWGSDRangel::SWGBFMDemodSettings());
response.getBfmDemodSettings()->init();
webapiFormatChannelSettings(response, m_settings);
return 200;
}
int BFMDemod::webapiSettingsPutPatch(
bool force,
const QStringList& channelSettingsKeys,
SWGSDRangel::SWGChannelSettings& response,
QString& errorMessage)
{
(void) errorMessage;
BFMDemodSettings settings = m_settings;
webapiUpdateChannelSettings(settings, channelSettingsKeys, response);
if (settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset)
{
MsgConfigureChannelizer* channelConfigMsg = MsgConfigureChannelizer::create(
requiredBW(settings.m_rfBandwidth), settings.m_inputFrequencyOffset);
m_inputMessageQueue.push(channelConfigMsg);
}
MsgConfigureBFMDemod *msg = MsgConfigureBFMDemod::create(settings, force);
m_inputMessageQueue.push(msg);
qDebug("BFMDemod::webapiSettingsPutPatch: forward to GUI: %p", m_guiMessageQueue);
if (m_guiMessageQueue) // forward to GUI if any
{
MsgConfigureBFMDemod *msgToGUI = MsgConfigureBFMDemod::create(settings, force);
m_guiMessageQueue->push(msgToGUI);
}
webapiFormatChannelSettings(response, settings);
return 200;
}
void BFMDemod::webapiUpdateChannelSettings(
BFMDemodSettings& settings,
const QStringList& channelSettingsKeys,
SWGSDRangel::SWGChannelSettings& response)
{
if (channelSettingsKeys.contains("inputFrequencyOffset")) {
settings.m_inputFrequencyOffset = response.getBfmDemodSettings()->getInputFrequencyOffset();
}
if (channelSettingsKeys.contains("rfBandwidth")) {
settings.m_rfBandwidth = response.getBfmDemodSettings()->getRfBandwidth();
}
if (channelSettingsKeys.contains("afBandwidth")) {
settings.m_afBandwidth = response.getBfmDemodSettings()->getAfBandwidth();
}
if (channelSettingsKeys.contains("volume")) {
settings.m_volume = response.getBfmDemodSettings()->getVolume();
}
if (channelSettingsKeys.contains("squelch")) {
settings.m_squelch = response.getBfmDemodSettings()->getSquelch();
}
if (channelSettingsKeys.contains("audioStereo")) {
settings.m_audioStereo = response.getBfmDemodSettings()->getAudioStereo() != 0;
}
if (channelSettingsKeys.contains("lsbStereo")) {
settings.m_lsbStereo = response.getBfmDemodSettings()->getLsbStereo() != 0;
}
if (channelSettingsKeys.contains("showPilot")) {
settings.m_showPilot = response.getBfmDemodSettings()->getShowPilot() != 0;
}
if (channelSettingsKeys.contains("rdsActive")) {
settings.m_rdsActive = response.getBfmDemodSettings()->getRdsActive() != 0;
}
if (channelSettingsKeys.contains("rgbColor")) {
settings.m_rgbColor = response.getBfmDemodSettings()->getRgbColor();
}
if (channelSettingsKeys.contains("title")) {
settings.m_title = *response.getBfmDemodSettings()->getTitle();
}
if (channelSettingsKeys.contains("audioDeviceName")) {
settings.m_audioDeviceName = *response.getBfmDemodSettings()->getAudioDeviceName();
}
if (channelSettingsKeys.contains("streamIndex")) {
settings.m_streamIndex = response.getBfmDemodSettings()->getStreamIndex();
}
if (channelSettingsKeys.contains("useReverseAPI")) {
settings.m_useReverseAPI = response.getBfmDemodSettings()->getUseReverseApi() != 0;
}
if (channelSettingsKeys.contains("reverseAPIAddress")) {
settings.m_reverseAPIAddress = *response.getBfmDemodSettings()->getReverseApiAddress();
}
if (channelSettingsKeys.contains("reverseAPIPort")) {
settings.m_reverseAPIPort = response.getBfmDemodSettings()->getReverseApiPort();
}
if (channelSettingsKeys.contains("reverseAPIDeviceIndex")) {
settings.m_reverseAPIDeviceIndex = response.getBfmDemodSettings()->getReverseApiDeviceIndex();
}
if (channelSettingsKeys.contains("reverseAPIChannelIndex")) {
settings.m_reverseAPIChannelIndex = response.getBfmDemodSettings()->getReverseApiChannelIndex();
}
}
int BFMDemod::webapiReportGet(
SWGSDRangel::SWGChannelReport& response,
QString& errorMessage)
{
(void) errorMessage;
response.setBfmDemodReport(new SWGSDRangel::SWGBFMDemodReport());
response.getBfmDemodReport()->init();
webapiFormatChannelReport(response);
return 200;
}
void BFMDemod::webapiFormatChannelSettings(SWGSDRangel::SWGChannelSettings& response, const BFMDemodSettings& settings)
{
response.getBfmDemodSettings()->setInputFrequencyOffset(settings.m_inputFrequencyOffset);
response.getBfmDemodSettings()->setRfBandwidth(settings.m_rfBandwidth);
response.getBfmDemodSettings()->setAfBandwidth(settings.m_afBandwidth);
response.getBfmDemodSettings()->setVolume(settings.m_volume);
response.getBfmDemodSettings()->setSquelch(settings.m_squelch);
response.getBfmDemodSettings()->setAudioStereo(settings.m_audioStereo ? 1 : 0);
response.getBfmDemodSettings()->setLsbStereo(settings.m_lsbStereo ? 1 : 0);
response.getBfmDemodSettings()->setShowPilot(settings.m_showPilot ? 1 : 0);
response.getBfmDemodSettings()->setRdsActive(settings.m_rdsActive ? 1 : 0);
response.getBfmDemodSettings()->setRgbColor(settings.m_rgbColor);
if (response.getBfmDemodSettings()->getTitle()) {
*response.getBfmDemodSettings()->getTitle() = settings.m_title;
} else {
response.getBfmDemodSettings()->setTitle(new QString(settings.m_title));
}
if (response.getBfmDemodSettings()->getAudioDeviceName()) {
*response.getBfmDemodSettings()->getAudioDeviceName() = settings.m_audioDeviceName;
} else {
response.getBfmDemodSettings()->setAudioDeviceName(new QString(settings.m_audioDeviceName));
}
response.getBfmDemodSettings()->setStreamIndex(settings.m_streamIndex);
response.getBfmDemodSettings()->setUseReverseApi(settings.m_useReverseAPI ? 1 : 0);
if (response.getBfmDemodSettings()->getReverseApiAddress()) {
*response.getBfmDemodSettings()->getReverseApiAddress() = settings.m_reverseAPIAddress;
} else {
response.getBfmDemodSettings()->setReverseApiAddress(new QString(settings.m_reverseAPIAddress));
}
response.getBfmDemodSettings()->setReverseApiPort(settings.m_reverseAPIPort);
response.getBfmDemodSettings()->setReverseApiDeviceIndex(settings.m_reverseAPIDeviceIndex);
response.getBfmDemodSettings()->setReverseApiChannelIndex(settings.m_reverseAPIChannelIndex);
}
void BFMDemod::webapiFormatChannelReport(SWGSDRangel::SWGChannelReport& response)
{
double magsqAvg, magsqPeak;
int nbMagsqSamples;
getMagSqLevels(magsqAvg, magsqPeak, nbMagsqSamples);
response.getBfmDemodReport()->setChannelPowerDb(CalcDb::dbPower(magsqAvg));
response.getBfmDemodReport()->setSquelch(m_squelchState > 0 ? 1 : 0);
response.getBfmDemodReport()->setAudioSampleRate(m_audioSampleRate);
response.getBfmDemodReport()->setChannelSampleRate(m_inputSampleRate);
response.getBfmDemodReport()->setPilotLocked(getPilotLock() ? 1 : 0);
response.getBfmDemodReport()->setPilotPowerDb(CalcDb::dbPower(getPilotLevel()));
if (m_settings.m_rdsActive)
{
response.getBfmDemodReport()->setRdsReport(new SWGSDRangel::SWGRDSReport());
webapiFormatRDSReport(response.getBfmDemodReport()->getRdsReport());
}
else
{
response.getBfmDemodReport()->setRdsReport(0);
}
}
void BFMDemod::webapiFormatRDSReport(SWGSDRangel::SWGRDSReport *report)
{
report->setDemodStatus(round(getDemodQua()));
report->setDecodStatus(round(getDecoderQua()));
report->setRdsDemodAccumDb(CalcDb::dbPower(std::fabs(getDemodAcc())));
report->setRdsDemodFrequency(getDemodFclk());
report->setPid(new QString(str(boost::format("%04X") % getRDSParser().m_pi_program_identification).c_str()));
report->setPiType(new QString(getRDSParser().pty_table[getRDSParser().m_pi_program_type].c_str()));
report->setPiCoverage(new QString(getRDSParser().coverage_area_codes[getRDSParser().m_pi_area_coverage_index].c_str()));
report->setProgServiceName(new QString(getRDSParser().m_g0_program_service_name));
report->setMusicSpeech(new QString((getRDSParser().m_g0_music_speech ? "Music" : "Speech")));
report->setMonoStereo(new QString((getRDSParser().m_g0_mono_stereo ? "Mono" : "Stereo")));
report->setRadioText(new QString(getRDSParser().m_g2_radiotext));
std::string time = str(boost::format("%4i-%02i-%02i %02i:%02i (%+.1fh)")\
% (1900 + getRDSParser().m_g4_year) % getRDSParser().m_g4_month % getRDSParser().m_g4_day % getRDSParser().m_g4_hours % getRDSParser().m_g4_minutes % getRDSParser().m_g4_local_time_offset);
report->setTime(new QString(time.c_str()));
report->setAltFrequencies(new QList<SWGSDRangel::SWGRDSReport_altFrequencies*>);
for (std::set<double>::iterator it = getRDSParser().m_g0_alt_freq.begin(); it != getRDSParser().m_g0_alt_freq.end(); ++it)
{
if (*it > 76.0)
{
report->getAltFrequencies()->append(new SWGSDRangel::SWGRDSReport_altFrequencies);
report->getAltFrequencies()->back()->setFrequency(*it);
}
}
}
void BFMDemod::webapiReverseSendSettings(QList<QString>& channelSettingsKeys, const BFMDemodSettings& settings, bool force)
{
SWGSDRangel::SWGChannelSettings *swgChannelSettings = new SWGSDRangel::SWGChannelSettings();
swgChannelSettings->setDirection(0); // single sink (Rx)
swgChannelSettings->setOriginatorChannelIndex(getIndexInDeviceSet());
swgChannelSettings->setOriginatorDeviceSetIndex(getDeviceSetIndex());
swgChannelSettings->setChannelType(new QString("BFMDemod"));
swgChannelSettings->setBfmDemodSettings(new SWGSDRangel::SWGBFMDemodSettings());
SWGSDRangel::SWGBFMDemodSettings *swgBFMDemodSettings = swgChannelSettings->getBfmDemodSettings();
// transfer data that has been modified. When force is on transfer all data except reverse API data
if (channelSettingsKeys.contains("inputFrequencyOffset") || force) {
swgBFMDemodSettings->setInputFrequencyOffset(settings.m_inputFrequencyOffset);
}
if (channelSettingsKeys.contains("rfBandwidth") || force) {
swgBFMDemodSettings->setRfBandwidth(settings.m_rfBandwidth);
}
if (channelSettingsKeys.contains("afBandwidth") || force) {
swgBFMDemodSettings->setAfBandwidth(settings.m_afBandwidth);
}
if (channelSettingsKeys.contains("volume") || force) {
swgBFMDemodSettings->setVolume(settings.m_volume);
}
if (channelSettingsKeys.contains("squelch") || force) {
swgBFMDemodSettings->setSquelch(settings.m_squelch);
}
if (channelSettingsKeys.contains("audioStereo") || force) {
swgBFMDemodSettings->setAudioStereo(settings.m_audioStereo ? 1 : 0);
}
if (channelSettingsKeys.contains("lsbStereo") || force) {
swgBFMDemodSettings->setLsbStereo(settings.m_lsbStereo ? 1 : 0);
}
if (channelSettingsKeys.contains("showPilot") || force) {
swgBFMDemodSettings->setShowPilot(settings.m_showPilot ? 1 : 0);
}
if (channelSettingsKeys.contains("rdsActive") || force) {
swgBFMDemodSettings->setRdsActive(settings.m_rdsActive ? 1 : 0);
}
if (channelSettingsKeys.contains("rgbColor") || force) {
swgBFMDemodSettings->setRgbColor(settings.m_rgbColor);
}
if (channelSettingsKeys.contains("title") || force) {
swgBFMDemodSettings->setTitle(new QString(settings.m_title));
}
if (channelSettingsKeys.contains("audioDeviceName") || force) {
swgBFMDemodSettings->setAudioDeviceName(new QString(settings.m_audioDeviceName));
}
if (channelSettingsKeys.contains("streamIndex") || force) {
swgBFMDemodSettings->setStreamIndex(settings.m_streamIndex);
}
QString channelSettingsURL = QString("http://%1:%2/sdrangel/deviceset/%3/channel/%4/settings")
.arg(settings.m_reverseAPIAddress)
.arg(settings.m_reverseAPIPort)
.arg(settings.m_reverseAPIDeviceIndex)
.arg(settings.m_reverseAPIChannelIndex);
m_networkRequest.setUrl(QUrl(channelSettingsURL));
m_networkRequest.setHeader(QNetworkRequest::ContentTypeHeader, "application/json");
QBuffer *buffer=new QBuffer();
buffer->open((QBuffer::ReadWrite));
buffer->write(swgChannelSettings->asJson().toUtf8());
buffer->seek(0);
// Always use PATCH to avoid passing reverse API settings
m_networkManager->sendCustomRequest(m_networkRequest, "PATCH", buffer);
delete swgChannelSettings;
}
void BFMDemod::networkManagerFinished(QNetworkReply *reply)
{
QNetworkReply::NetworkError replyError = reply->error();
if (replyError)
{
qWarning() << "BFMDemod::networkManagerFinished:"
<< " error(" << (int) replyError
<< "): " << replyError
<< ": " << reply->errorString();
return;
}
QString answer = reply->readAll();
answer.chop(1); // remove last \n
qDebug("BFMDemod::networkManagerFinished: reply:\n%s", answer.toStdString().c_str());
}
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