2015-12-06 13:47:55 -05:00
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///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2015 F4EXB //
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// written by Edouard Griffiths //
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2015-11-18 21:27:37 -05:00
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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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2015-12-01 20:28:31 -05:00
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#include <QUdpSocket>
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2015-12-02 22:02:21 -05:00
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#include <QHostAddress>
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2017-08-17 18:10:15 -04:00
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#include "dsp/downchannelizer.h"
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2015-12-02 22:02:21 -05:00
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#include "dsp/dspengine.h"
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2017-08-17 18:10:15 -04:00
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#include "util/db.h"
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2016-10-02 07:18:07 -04:00
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2017-05-19 23:48:39 -04:00
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#include "udpsrcgui.h"
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2017-08-17 18:10:15 -04:00
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#include "udpsrc.h"
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2015-11-18 21:27:37 -05:00
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MESSAGE_CLASS_DEFINITION(UDPSrc::MsgUDPSrcConfigure, Message)
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2015-12-03 21:46:51 -05:00
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MESSAGE_CLASS_DEFINITION(UDPSrc::MsgUDPSrcConfigureImmediate, Message)
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2015-11-18 21:27:37 -05:00
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MESSAGE_CLASS_DEFINITION(UDPSrc::MsgUDPSrcSpectrum, Message)
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2016-10-02 16:29:04 -04:00
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UDPSrc::UDPSrc(MessageQueue* uiMessageQueue, UDPSrcGUI* udpSrcGUI, BasebandSampleSink* spectrum) :
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2016-04-03 05:29:11 -04:00
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m_udpPort(9999),
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2017-08-17 06:57:45 -04:00
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m_gain(1.0),
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2015-12-03 21:46:51 -05:00
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m_audioActive(false),
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2015-12-05 05:49:24 -05:00
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m_audioStereo(false),
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2016-04-03 21:44:06 -04:00
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m_volume(20),
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2017-05-25 14:13:34 -04:00
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m_fmDeviation(2500),
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2017-08-17 14:23:17 -04:00
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m_outMovingAverage(480, 1e-10),
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m_inMovingAverage(480, 1e-10),
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2017-05-25 14:13:34 -04:00
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m_audioFifo(4, 24000),
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2017-08-17 18:10:15 -04:00
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m_squelch(1e-6),
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m_squelchEnabled(true),
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m_squelchOpen(false),
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m_squelchOpenCount(0),
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m_squelchCloseCount(0),
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m_squelchThreshold(4800),
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2017-05-25 14:13:34 -04:00
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m_settingsMutex(QMutex::Recursive)
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2015-11-18 21:27:37 -05:00
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{
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2015-11-19 02:55:58 -05:00
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setObjectName("UDPSrc");
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2015-11-18 21:27:37 -05:00
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2017-08-15 10:08:12 -04:00
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m_udpBuffer = new UDPSink<Sample>(this, udpBlockSize, m_udpPort);
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m_udpBufferMono = new UDPSink<FixReal>(this, udpBlockSize, m_udpPort);
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2015-12-02 22:02:21 -05:00
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m_audioSocket = new QUdpSocket(this);
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2016-04-06 03:33:29 -04:00
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m_udpAudioBuf = new char[m_udpAudioPayloadSize];
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2015-12-02 22:02:21 -05:00
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m_audioBuffer.resize(1<<9);
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m_audioBufferFill = 0;
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2015-12-01 20:28:31 -05:00
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2015-11-18 21:27:37 -05:00
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m_inputSampleRate = 96000;
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m_sampleFormat = FormatS16LE;
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m_outputSampleRate = 48000;
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m_rfBandwidth = 32000;
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2015-12-04 07:47:43 -05:00
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m_audioPort = m_udpPort - 1;
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m_nco.setFreq(0, m_inputSampleRate);
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m_interpolator.create(16, m_inputSampleRate, m_rfBandwidth / 2.0);
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m_sampleDistanceRemain = m_inputSampleRate / m_outputSampleRate;
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m_uiMessageQueue = uiMessageQueue;
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2015-11-19 02:55:58 -05:00
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m_udpSrcGUI = udpSrcGUI;
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2015-11-18 21:27:37 -05:00
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m_spectrum = spectrum;
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m_spectrumEnabled = false;
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m_nextSSBId = 0;
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m_nextS16leId = 0;
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m_last = 0;
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m_this = 0;
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m_scale = 0;
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m_magsq = 0;
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m_inMagsq = 0;
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2017-08-15 10:08:12 -04:00
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UDPFilter = new fftfilt(0.0, (m_rfBandwidth / 2.0) / m_outputSampleRate, udpBlockSize);
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2015-12-02 22:02:21 -05:00
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2016-04-03 21:44:06 -04:00
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m_phaseDiscri.setFMScaling((float) m_outputSampleRate / (2.0f * m_fmDeviation));
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2015-12-04 07:47:43 -05:00
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if (m_audioSocket->bind(QHostAddress::LocalHost, m_audioPort))
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2015-12-02 22:02:21 -05:00
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{
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qDebug("UDPSrc::UDPSrc: bind audio socket to port %d", m_audioPort);
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2016-04-06 03:33:29 -04:00
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connect(m_audioSocket, SIGNAL(readyRead()), this, SLOT(audioReadyRead()), Qt::QueuedConnection);
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2015-12-02 22:02:21 -05:00
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}
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else
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{
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qWarning("UDPSrc::UDPSrc: cannot bind audio port");
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}
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2015-12-03 21:46:51 -05:00
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//DSPEngine::instance()->addAudioSink(&m_audioFifo);
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2015-11-18 21:27:37 -05:00
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}
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UDPSrc::~UDPSrc()
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{
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2015-12-02 22:02:21 -05:00
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delete m_audioSocket;
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delete m_udpBuffer;
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delete m_udpBufferMono;
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2016-04-06 03:33:29 -04:00
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delete[] m_udpAudioBuf;
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2015-11-19 02:55:58 -05:00
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if (UDPFilter) delete UDPFilter;
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2015-12-03 21:46:51 -05:00
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if (m_audioActive) DSPEngine::instance()->removeAudioSink(&m_audioFifo);
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2015-11-18 21:27:37 -05:00
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}
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2015-12-03 21:46:51 -05:00
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void UDPSrc::configure(MessageQueue* messageQueue,
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SampleFormat sampleFormat,
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Real outputSampleRate,
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Real rfBandwidth,
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int fmDeviation,
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QString& udpAddress,
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int udpPort,
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int audioPort)
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{
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Message* cmd = MsgUDPSrcConfigure::create(sampleFormat,
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outputSampleRate,
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rfBandwidth,
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fmDeviation,
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udpAddress,
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udpPort,
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audioPort);
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messageQueue->push(cmd);
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}
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void UDPSrc::configureImmediate(MessageQueue* messageQueue,
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bool audioActive,
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bool audioStereo,
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Real boost,
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int volume,
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Real squelchDB,
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bool squelchEnabled)
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{
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Message* cmd = MsgUDPSrcConfigureImmediate::create(
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audioActive,
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audioStereo,
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boost,
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volume,
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squelchDB,
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squelchEnabled);
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messageQueue->push(cmd);
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}
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void UDPSrc::setSpectrum(MessageQueue* messageQueue, bool enabled)
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{
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Message* cmd = MsgUDPSrcSpectrum::create(enabled);
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messageQueue->push(cmd);
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}
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void UDPSrc::feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end, bool positiveOnly)
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{
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Complex ci;
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fftfilt::cmplx* sideband;
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double l, r;
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m_sampleBuffer.clear();
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m_settingsMutex.lock();
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2016-04-03 05:29:11 -04:00
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for(SampleVector::const_iterator it = begin; it < end; ++it)
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{
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Complex c(it->real(), it->imag());
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c *= m_nco.nextIQ();
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2016-10-09 19:53:32 -04:00
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if(m_interpolator.decimate(&m_sampleDistanceRemain, c, &ci))
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2015-11-18 21:27:37 -05:00
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{
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double inMagSq = ci.real()*ci.real() + ci.imag()*ci.imag();
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2017-08-17 14:23:17 -04:00
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m_inMovingAverage.feed(inMagSq / (1<<30));
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m_inMagsq = m_inMovingAverage.average();
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2017-08-17 18:10:15 -04:00
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Sample ss(ci.real(), ci.imag());
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m_sampleBuffer.push_back(ss);
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2015-11-18 21:27:37 -05:00
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m_sampleDistanceRemain += m_inputSampleRate / m_outputSampleRate;
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2017-08-17 18:10:15 -04:00
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calculateSquelch(m_inMagsq);
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if (m_sampleFormat == FormatLSB) // binaural LSB
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2016-04-05 11:02:24 -04:00
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{
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int n_out = UDPFilter->runSSB(ci, &sideband, false);
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if (n_out)
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{
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for (int i = 0; i < n_out; i++)
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{
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2017-08-17 18:10:15 -04:00
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l = m_squelchOpen ? sideband[i].real() * m_gain : 0;
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r = m_squelchOpen ? sideband[i].imag() * m_gain : 0;
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m_udpBuffer->write(Sample(l, r));
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m_outMovingAverage.feed((l*l + r*r) / (1<<30));
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2016-04-05 11:02:24 -04:00
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}
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}
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}
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2017-08-17 18:10:15 -04:00
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if (m_sampleFormat == FormatUSB) // binaural USB
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{
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int n_out = UDPFilter->runSSB(ci, &sideband, true);
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if (n_out)
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2015-12-01 20:28:31 -05:00
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{
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for (int i = 0; i < n_out; i++)
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2016-04-03 05:29:11 -04:00
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{
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l = m_squelchOpen ? sideband[i].real() * m_gain : 0;
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r = m_squelchOpen ? sideband[i].imag() * m_gain : 0;
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2016-04-03 05:29:11 -04:00
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m_udpBuffer->write(Sample(l, r));
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2017-08-17 18:10:15 -04:00
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m_outMovingAverage.feed((l*l + r*r) / (1<<30));
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2016-04-03 05:29:11 -04:00
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}
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2015-11-18 21:27:37 -05:00
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}
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}
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2016-04-03 05:29:11 -04:00
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else if (m_sampleFormat == FormatNFM)
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{
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double demod = m_squelchOpen ? 32768.0 * m_phaseDiscri.phaseDiscriminator(ci) * m_gain : 0;
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m_udpBuffer->write(Sample(demod, demod));
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2017-08-17 18:10:15 -04:00
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m_outMovingAverage.feed((demod * demod) / (1<<30));
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2016-04-03 05:29:11 -04:00
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}
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2016-04-05 11:02:24 -04:00
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else if (m_sampleFormat == FormatNFMMono)
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{
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2017-08-17 18:10:15 -04:00
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FixReal demod = m_squelchOpen ? (FixReal) (32768.0f * m_phaseDiscri.phaseDiscriminator(ci) * m_gain) : 0;
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2016-04-05 11:02:24 -04:00
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m_udpBufferMono->write(demod);
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2017-08-17 18:10:15 -04:00
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m_outMovingAverage.feed((demod * demod) / 1073741824.0);
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2016-04-05 11:02:24 -04:00
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}
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2017-08-17 18:10:15 -04:00
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else if (m_sampleFormat == FormatLSBMono) // Monaural LSB
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2016-04-05 11:02:24 -04:00
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{
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int n_out = UDPFilter->runSSB(ci, &sideband, false);
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if (n_out)
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{
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for (int i = 0; i < n_out; i++)
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{
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2017-08-17 18:10:15 -04:00
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l = m_squelchOpen ? (sideband[i].real() + sideband[i].imag()) * 0.7 * m_gain : 0;
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2016-04-05 11:02:24 -04:00
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m_udpBufferMono->write(l);
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m_outMovingAverage.feed((l * l) / (1<<30));
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2016-04-05 11:02:24 -04:00
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}
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}
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}
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2017-08-17 18:10:15 -04:00
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else if (m_sampleFormat == FormatUSBMono) // Monaural USB
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2016-04-05 11:02:24 -04:00
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{
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int n_out = UDPFilter->runSSB(ci, &sideband, true);
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if (n_out)
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{
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for (int i = 0; i < n_out; i++)
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{
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2017-08-17 18:10:15 -04:00
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l = m_squelchOpen ? (sideband[i].real() + sideband[i].imag()) * 0.7 * m_gain : 0;
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2016-04-05 11:02:24 -04:00
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m_udpBufferMono->write(l);
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2017-08-17 18:10:15 -04:00
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m_outMovingAverage.feed((l * l) / (1<<30));
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2016-04-05 11:02:24 -04:00
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}
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}
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}
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else if (m_sampleFormat == FormatAMMono)
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{
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2017-08-18 06:30:12 -04:00
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FixReal demod = m_squelchOpen ? (FixReal) (sqrt(inMagSq) * m_gain) : 0;
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2016-04-05 11:02:24 -04:00
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m_udpBufferMono->write(demod);
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2017-08-17 18:10:15 -04:00
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m_outMovingAverage.feed((demod * demod) / (1<<30));
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2016-04-05 11:02:24 -04:00
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}
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2016-04-03 05:29:11 -04:00
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else // Raw I/Q samples
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{
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2017-08-17 18:10:15 -04:00
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if (m_squelchOpen)
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{
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Sample s(ci.real() * m_gain, ci.imag() * m_gain);
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m_udpBuffer->write(s);
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m_outMovingAverage.feed((inMagSq*m_gain*m_gain) / (1<<30));
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}
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else
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{
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Sample s(0, 0);
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|
|
m_udpBuffer->write(s);
|
|
|
|
m_outMovingAverage.feed(0);
|
|
|
|
}
|
2015-11-18 21:27:37 -05:00
|
|
|
}
|
2017-08-17 18:10:15 -04:00
|
|
|
|
|
|
|
m_magsq = m_outMovingAverage.average();
|
2015-11-18 21:27:37 -05:00
|
|
|
}
|
|
|
|
}
|
2016-04-03 05:29:11 -04:00
|
|
|
|
2016-04-03 21:44:06 -04:00
|
|
|
//qDebug() << "UDPSrc::feed: " << m_sampleBuffer.size() * 4;
|
2016-04-03 05:29:11 -04:00
|
|
|
|
|
|
|
if((m_spectrum != 0) && (m_spectrumEnabled))
|
2015-12-01 20:28:31 -05:00
|
|
|
{
|
2016-04-03 05:29:11 -04:00
|
|
|
m_spectrum->feed(m_sampleBuffer.begin(), m_sampleBuffer.end(), positiveOnly);
|
2015-12-01 20:28:31 -05:00
|
|
|
}
|
2015-11-18 21:27:37 -05:00
|
|
|
|
|
|
|
m_settingsMutex.unlock();
|
|
|
|
}
|
|
|
|
|
|
|
|
void UDPSrc::start()
|
|
|
|
{
|
2016-04-03 21:44:06 -04:00
|
|
|
m_phaseDiscri.reset();
|
2015-11-18 21:27:37 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
void UDPSrc::stop()
|
|
|
|
{
|
|
|
|
}
|
|
|
|
|
|
|
|
bool UDPSrc::handleMessage(const Message& cmd)
|
|
|
|
{
|
|
|
|
qDebug() << "UDPSrc::handleMessage";
|
|
|
|
|
2016-10-02 15:52:39 -04:00
|
|
|
if (DownChannelizer::MsgChannelizerNotification::match(cmd))
|
2015-11-18 21:27:37 -05:00
|
|
|
{
|
2016-10-02 15:52:39 -04:00
|
|
|
DownChannelizer::MsgChannelizerNotification& notif = (DownChannelizer::MsgChannelizerNotification&) cmd;
|
2015-11-18 21:27:37 -05:00
|
|
|
|
|
|
|
m_settingsMutex.lock();
|
|
|
|
|
|
|
|
m_inputSampleRate = notif.getSampleRate();
|
|
|
|
m_nco.setFreq(-notif.getFrequencyOffset(), m_inputSampleRate);
|
|
|
|
m_interpolator.create(16, m_inputSampleRate, m_rfBandwidth / 2.0);
|
|
|
|
m_sampleDistanceRemain = m_inputSampleRate / m_outputSampleRate;
|
|
|
|
|
|
|
|
m_settingsMutex.unlock();
|
|
|
|
|
2015-11-19 02:55:58 -05:00
|
|
|
qDebug() << "UDPSrc::handleMessage: MsgChannelizerNotification: m_inputSampleRate: " << m_inputSampleRate
|
2015-11-18 21:27:37 -05:00
|
|
|
<< " frequencyOffset: " << notif.getFrequencyOffset();
|
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
2015-12-03 21:46:51 -05:00
|
|
|
else if (MsgUDPSrcConfigureImmediate::match(cmd))
|
|
|
|
{
|
|
|
|
MsgUDPSrcConfigureImmediate& cfg = (MsgUDPSrcConfigureImmediate&) cmd;
|
|
|
|
|
|
|
|
m_settingsMutex.lock();
|
|
|
|
|
2015-12-05 06:03:26 -05:00
|
|
|
if (cfg.getAudioActive() != m_audioActive)
|
|
|
|
{
|
|
|
|
m_audioActive = cfg.getAudioActive();
|
|
|
|
|
|
|
|
if (m_audioActive)
|
|
|
|
{
|
|
|
|
m_audioBufferFill = 0;
|
|
|
|
DSPEngine::instance()->addAudioSink(&m_audioFifo);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
DSPEngine::instance()->removeAudioSink(&m_audioFifo);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2015-12-05 06:23:55 -05:00
|
|
|
if (cfg.getAudioStereo() != m_audioStereo)
|
|
|
|
{
|
|
|
|
m_audioStereo = cfg.getAudioStereo();
|
|
|
|
}
|
|
|
|
|
2017-08-17 06:57:45 -04:00
|
|
|
if (cfg.getGain() != m_gain)
|
2015-12-03 21:46:51 -05:00
|
|
|
{
|
2017-08-17 06:57:45 -04:00
|
|
|
m_gain = cfg.getGain();
|
2015-12-03 21:46:51 -05:00
|
|
|
}
|
|
|
|
|
|
|
|
if (cfg.getVolume() != m_volume)
|
|
|
|
{
|
|
|
|
m_volume = cfg.getVolume();
|
|
|
|
}
|
|
|
|
|
2017-08-17 18:10:15 -04:00
|
|
|
m_squelch = CalcDb::powerFromdB(cfg.getSquelchDB());
|
|
|
|
m_squelchEnabled = cfg.getSquelchEnabled();
|
|
|
|
|
2015-12-03 21:46:51 -05:00
|
|
|
m_settingsMutex.unlock();
|
|
|
|
|
|
|
|
qDebug() << "UDPSrc::handleMessage: MsgUDPSrcConfigureImmediate: "
|
2015-12-05 06:03:26 -05:00
|
|
|
<< " m_audioActive: " << m_audioActive
|
2015-12-05 06:23:55 -05:00
|
|
|
<< " m_audioStereo: " << m_audioStereo
|
2017-08-17 06:57:45 -04:00
|
|
|
<< " m_gain: " << m_gain
|
2017-08-17 18:10:15 -04:00
|
|
|
<< " m_squelchEnabled: " << m_squelchEnabled
|
|
|
|
<< " m_squelch: " << m_squelch
|
|
|
|
<< " getSquelchDB: " << cfg.getSquelchDB();
|
2015-12-03 21:46:51 -05:00
|
|
|
|
|
|
|
return true;
|
|
|
|
|
|
|
|
}
|
2015-11-18 21:27:37 -05:00
|
|
|
else if (MsgUDPSrcConfigure::match(cmd))
|
|
|
|
{
|
|
|
|
MsgUDPSrcConfigure& cfg = (MsgUDPSrcConfigure&) cmd;
|
|
|
|
|
|
|
|
m_settingsMutex.lock();
|
|
|
|
|
|
|
|
m_sampleFormat = cfg.getSampleFormat();
|
|
|
|
m_outputSampleRate = cfg.getOutputSampleRate();
|
|
|
|
m_rfBandwidth = cfg.getRFBandwidth();
|
|
|
|
|
2016-04-03 05:29:11 -04:00
|
|
|
if (cfg.getUDPAddress() != m_udpAddressStr)
|
2015-12-01 20:28:31 -05:00
|
|
|
{
|
2016-04-03 05:29:11 -04:00
|
|
|
m_udpAddressStr = cfg.getUDPAddress();
|
|
|
|
m_udpBuffer->setAddress(m_udpAddressStr);
|
2016-04-05 11:02:24 -04:00
|
|
|
m_udpBufferMono->setAddress(m_udpAddressStr);
|
2015-12-01 20:28:31 -05:00
|
|
|
}
|
|
|
|
|
2015-11-19 02:55:58 -05:00
|
|
|
if (cfg.getUDPPort() != m_udpPort)
|
2015-11-18 21:27:37 -05:00
|
|
|
{
|
2015-11-19 02:55:58 -05:00
|
|
|
m_udpPort = cfg.getUDPPort();
|
2016-04-03 05:29:11 -04:00
|
|
|
m_udpBuffer->setPort(m_udpPort);
|
2016-04-05 11:02:24 -04:00
|
|
|
m_udpBufferMono->setPort(m_udpPort);
|
2015-12-04 07:47:43 -05:00
|
|
|
}
|
2015-12-02 22:02:21 -05:00
|
|
|
|
2015-12-04 07:47:43 -05:00
|
|
|
if (cfg.getAudioPort() != m_audioPort)
|
|
|
|
{
|
2015-12-04 21:36:31 -05:00
|
|
|
m_audioPort = cfg.getAudioPort();
|
|
|
|
|
2015-12-04 02:54:47 -05:00
|
|
|
disconnect(m_audioSocket, SIGNAL(readyRead()), this, SLOT(audioReadyRead()));
|
|
|
|
delete m_audioSocket;
|
|
|
|
m_audioSocket = new QUdpSocket(this);
|
|
|
|
|
2016-04-06 03:33:29 -04:00
|
|
|
if (m_audioSocket->bind(QHostAddress::LocalHost, m_audioPort))
|
2015-12-04 02:54:47 -05:00
|
|
|
{
|
2016-04-06 03:33:29 -04:00
|
|
|
connect(m_audioSocket, SIGNAL(readyRead()), this, SLOT(audioReadyRead()), Qt::QueuedConnection);
|
|
|
|
qDebug("UDPSrc::handleMessage: audio socket bound to port %d", m_audioPort);
|
2015-12-04 02:54:47 -05:00
|
|
|
}
|
|
|
|
else
|
2015-12-02 22:02:21 -05:00
|
|
|
{
|
|
|
|
qWarning("UDPSrc::handleMessage: cannot bind audio socket");
|
|
|
|
}
|
2015-11-18 21:27:37 -05:00
|
|
|
}
|
|
|
|
|
2016-04-03 21:44:06 -04:00
|
|
|
if (cfg.getFMDeviation() != m_fmDeviation)
|
|
|
|
{
|
|
|
|
m_fmDeviation = cfg.getFMDeviation();
|
|
|
|
m_phaseDiscri.setFMScaling((float) m_outputSampleRate / (2.0f * m_fmDeviation));
|
|
|
|
}
|
|
|
|
|
2015-11-18 21:27:37 -05:00
|
|
|
m_interpolator.create(16, m_inputSampleRate, m_rfBandwidth / 2.0);
|
|
|
|
m_sampleDistanceRemain = m_inputSampleRate / m_outputSampleRate;
|
2016-04-05 11:02:24 -04:00
|
|
|
UDPFilter->create_filter(0.0, (m_rfBandwidth / 2.0) / m_outputSampleRate);
|
2015-11-18 21:27:37 -05:00
|
|
|
|
2017-08-17 18:10:15 -04:00
|
|
|
m_inMovingAverage.resize(m_outputSampleRate * 0.01, 1e-10); // 10 ms
|
2017-08-17 14:23:17 -04:00
|
|
|
m_outMovingAverage.resize(m_outputSampleRate * 0.01, 1e-10); // 10 ms
|
2017-08-17 18:10:15 -04:00
|
|
|
m_squelchThreshold = m_outputSampleRate * 0.05; // 50 ms
|
2017-08-17 14:23:17 -04:00
|
|
|
|
2015-11-18 21:27:37 -05:00
|
|
|
m_settingsMutex.unlock();
|
|
|
|
|
2015-12-02 22:02:21 -05:00
|
|
|
qDebug() << "UDPSrc::handleMessage: MsgUDPSrcConfigure: m_sampleFormat: " << m_sampleFormat
|
2015-11-18 21:27:37 -05:00
|
|
|
<< " m_outputSampleRate: " << m_outputSampleRate
|
|
|
|
<< " m_rfBandwidth: " << m_rfBandwidth
|
2016-04-03 05:29:11 -04:00
|
|
|
<< " m_udpAddressStr: " << m_udpAddressStr
|
2015-12-03 21:46:51 -05:00
|
|
|
<< " m_udpPort: " << m_udpPort
|
2015-12-05 06:03:26 -05:00
|
|
|
<< " m_audioPort: " << m_audioPort;
|
2015-11-18 21:27:37 -05:00
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
else if (MsgUDPSrcSpectrum::match(cmd))
|
|
|
|
{
|
|
|
|
MsgUDPSrcSpectrum& spc = (MsgUDPSrcSpectrum&) cmd;
|
|
|
|
|
|
|
|
m_spectrumEnabled = spc.getEnabled();
|
|
|
|
|
2015-12-02 22:02:21 -05:00
|
|
|
qDebug() << "UDPSrc::handleMessage: MsgUDPSrcSpectrum: m_spectrumEnabled: " << m_spectrumEnabled;
|
2015-11-18 21:27:37 -05:00
|
|
|
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
if(m_spectrum != 0)
|
|
|
|
{
|
|
|
|
return m_spectrum->handleMessage(cmd);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2015-12-02 22:02:21 -05:00
|
|
|
|
|
|
|
void UDPSrc::audioReadyRead()
|
|
|
|
{
|
|
|
|
while (m_audioSocket->hasPendingDatagrams())
|
|
|
|
{
|
2016-04-06 03:33:29 -04:00
|
|
|
qint64 pendingDataSize = m_audioSocket->pendingDatagramSize();
|
|
|
|
qint64 udpReadBytes = m_audioSocket->readDatagram(m_udpAudioBuf, pendingDataSize, 0, 0);
|
|
|
|
//qDebug("UDPSrc::audioReadyRead: %lld", udpReadBytes);
|
2015-12-02 22:02:21 -05:00
|
|
|
|
2015-12-03 21:46:51 -05:00
|
|
|
if (m_audioActive)
|
|
|
|
{
|
2015-12-05 05:49:24 -05:00
|
|
|
if (m_audioStereo)
|
2015-12-02 22:02:21 -05:00
|
|
|
{
|
2016-04-06 03:33:29 -04:00
|
|
|
for (int i = 0; i < udpReadBytes - 3; i += 4)
|
2015-12-02 22:02:21 -05:00
|
|
|
{
|
2016-04-06 03:33:29 -04:00
|
|
|
qint16 l_sample = (qint16) *(&m_udpAudioBuf[i]);
|
|
|
|
qint16 r_sample = (qint16) *(&m_udpAudioBuf[i+2]);
|
|
|
|
m_audioBuffer[m_audioBufferFill].l = l_sample * m_volume;
|
|
|
|
m_audioBuffer[m_audioBufferFill].r = r_sample * m_volume;
|
2015-12-05 05:49:24 -05:00
|
|
|
++m_audioBufferFill;
|
2015-12-03 21:46:51 -05:00
|
|
|
|
2015-12-05 05:49:24 -05:00
|
|
|
if (m_audioBufferFill >= m_audioBuffer.size())
|
2015-12-03 21:46:51 -05:00
|
|
|
{
|
2015-12-05 05:49:24 -05:00
|
|
|
uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill, 1);
|
|
|
|
|
|
|
|
if (res != m_audioBufferFill)
|
|
|
|
{
|
|
|
|
qDebug("UDPSrc::audioReadyRead: (stereo) lost %u samples", m_audioBufferFill - res);
|
|
|
|
}
|
|
|
|
|
|
|
|
m_audioBufferFill = 0;
|
2015-12-03 21:46:51 -05:00
|
|
|
}
|
2015-12-05 05:49:24 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
2016-04-06 03:33:29 -04:00
|
|
|
for (int i = 0; i < udpReadBytes - 1; i += 2)
|
2015-12-05 05:49:24 -05:00
|
|
|
{
|
2016-04-06 03:33:29 -04:00
|
|
|
qint16 sample = (qint16) *(&m_udpAudioBuf[i]);
|
|
|
|
m_audioBuffer[m_audioBufferFill].l = sample * m_volume;
|
|
|
|
m_audioBuffer[m_audioBufferFill].r = sample * m_volume;
|
2015-12-05 05:49:24 -05:00
|
|
|
++m_audioBufferFill;
|
|
|
|
|
|
|
|
if (m_audioBufferFill >= m_audioBuffer.size())
|
|
|
|
{
|
|
|
|
uint res = m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill, 1);
|
|
|
|
|
|
|
|
if (res != m_audioBufferFill)
|
|
|
|
{
|
|
|
|
qDebug("UDPSrc::audioReadyRead: (mono) lost %u samples", m_audioBufferFill - res);
|
|
|
|
}
|
2015-12-03 21:46:51 -05:00
|
|
|
|
2015-12-05 05:49:24 -05:00
|
|
|
m_audioBufferFill = 0;
|
|
|
|
}
|
2015-12-02 22:02:21 -05:00
|
|
|
}
|
2015-12-03 21:46:51 -05:00
|
|
|
}
|
2015-12-02 22:02:21 -05:00
|
|
|
|
2015-12-03 21:46:51 -05:00
|
|
|
if (m_audioFifo.write((const quint8*)&m_audioBuffer[0], m_audioBufferFill, 0) != m_audioBufferFill)
|
|
|
|
{
|
|
|
|
qDebug("UDPSrc::audioReadyRead: lost samples");
|
2015-12-02 22:02:21 -05:00
|
|
|
}
|
|
|
|
|
2015-12-03 21:46:51 -05:00
|
|
|
m_audioBufferFill = 0;
|
2015-12-02 22:02:21 -05:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
//qDebug("UDPSrc::audioReadyRead: done");
|
|
|
|
}
|