SampleSourceFifo refactoring and Tx code reorganization

2026-06-04 23:14:47 -04:00 · 2019-11-15 01:04:24 +01:00
parent 246ff824af
commit 3b74153ec6
198 changed files with 13267 additions and 7750 deletions
@@ -0,0 +1,187 @@
+///////////////////////////////////////////////////////////////////////////////////
+// Copyright (C) 2019 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                  //
+// (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 <QDebug>
+
+#include "dsp/upsamplechannelizer.h"
+#include "dsp/dspengine.h"
+#include "dsp/dspcommands.h"
+
+#include "remotesourcebaseband.h"
+
+MESSAGE_CLASS_DEFINITION(RemoteSourceBaseband::MsgConfigureRemoteSourceBaseband, Message)
+MESSAGE_CLASS_DEFINITION(RemoteSourceBaseband::MsgConfigureRemoteSourceWork, Message)
+
+RemoteSourceBaseband::RemoteSourceBaseband() :
+    m_mutex(QMutex::Recursive)
+{
+    m_sampleFifo.resize(SampleSourceFifo::getSizePolicy(48000));
+    m_channelizer = new UpSampleChannelizer(&m_source);
+
+    qDebug("RemoteSourceBaseband::RemoteSourceBaseband");
+    QObject::connect(
+        &m_sampleFifo,
+        &SampleSourceFifo::dataRead,
+        this,
+        &RemoteSourceBaseband::handleData,
+        Qt::QueuedConnection
+    );
+
+    connect(&m_source, SIGNAL(newChannelSampleRate(unsigned int)), this, SLOT(newChannelSampleRate(unsigned int)));
+    connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
+}
+
+RemoteSourceBaseband::~RemoteSourceBaseband()
+{
+    delete m_channelizer;
+}
+
+void RemoteSourceBaseband::reset()
+{
+    QMutexLocker mutexLocker(&m_mutex);
+    m_sampleFifo.reset();
+}
+
+void RemoteSourceBaseband::pull(const SampleVector::iterator& begin, unsigned int nbSamples)
+{
+    qDebug("RemoteSourceBaseband::pull: %u", nbSamples);
+    unsigned int part1Begin, part1End, part2Begin, part2End;
+    m_sampleFifo.read(nbSamples, part1Begin, part1End, part2Begin, part2End);
+    SampleVector& data = m_sampleFifo.getData();
+
+    if (part1Begin != part1End)
+    {
+        std::copy(
+            data.begin() + part1Begin,
+            data.begin() + part1End,
+            begin
+        );
+    }
+
+    unsigned int shift = part1End - part1Begin;
+
+    if (part2Begin != part2End)
+    {
+        std::copy(
+            data.begin() + part2Begin,
+            data.begin() + part2End,
+            begin + shift
+        );
+    }
+}
+
+void RemoteSourceBaseband::handleData()
+{
+    QMutexLocker mutexLocker(&m_mutex);
+    SampleVector& data = m_sampleFifo.getData();
+    unsigned int ipart1begin;
+    unsigned int ipart1end;
+    unsigned int ipart2begin;
+    unsigned int ipart2end;
+
+    unsigned int remainder = m_sampleFifo.remainder();
+
+    while ((remainder > 0) && (m_inputMessageQueue.size() == 0))
+    {
+        m_sampleFifo.write(remainder, ipart1begin, ipart1end, ipart2begin, ipart2end);
+
+        if (ipart1begin != ipart1end) { // first part of FIFO data
+            processFifo(data, ipart1begin, ipart1end);
+        }
+
+        if (ipart2begin != ipart2end) { // second part of FIFO data (used when block wraps around)
+            processFifo(data, ipart2begin, ipart2end);
+        }
+
+        remainder = m_sampleFifo.remainder();
+    }
+}
+
+void RemoteSourceBaseband::processFifo(SampleVector& data, unsigned int iBegin, unsigned int iEnd)
+{
+    m_channelizer->prefetch(iEnd - iBegin);
+    m_channelizer->pull(data.begin() + iBegin, iEnd - iBegin);
+}
+
+void RemoteSourceBaseband::handleInputMessages()
+{
+	Message* message;
+
+	while ((message = m_inputMessageQueue.pop()) != nullptr)
+	{
+		if (handleMessage(*message)) {
+			delete message;
+		}
+	}
+}
+
+bool RemoteSourceBaseband::handleMessage(const Message& cmd)
+{
+    if (MsgConfigureRemoteSourceBaseband::match(cmd))
+    {
+        QMutexLocker mutexLocker(&m_mutex);
+        MsgConfigureRemoteSourceBaseband& cfg = (MsgConfigureRemoteSourceBaseband&) cmd;
+        qDebug() << "RemoteSourceBaseband::handleMessage: MsgConfigureRemoteSourceBaseband";
+
+        applySettings(cfg.getSettings(), cfg.getForce());
+
+        return true;
+    }
+    else if (MsgConfigureRemoteSourceWork::match(cmd))
+    {
+        QMutexLocker mutexLocker(&m_mutex);
+		MsgConfigureRemoteSourceWork& conf = (MsgConfigureRemoteSourceWork&) cmd;
+        qDebug() << "RemoteSourceBaseband::handleMessage: MsgConfigureRemoteSourceWork: " << conf.isWorking();
+
+        if (conf.isWorking()) {
+            m_source.start();
+        } else {
+            m_source.stop();
+        }
+
+		return true;
+    }
+    else
+    {
+        return false;
+    }
+}
+
+void RemoteSourceBaseband::applySettings(const RemoteSourceSettings& settings, bool force)
+{
+    qDebug() << "RemoteSourceBaseband::applySettings:"
+            << " m_dataAddress: " << settings.m_dataAddress
+            << " m_dataPort: " << settings.m_dataPort
+            << " force: " << force;
+
+    if ((settings.m_dataAddress != m_settings.m_dataAddress)
+     || (settings.m_dataPort != m_settings.m_dataPort) || force) {
+        m_source.dataBind(settings.m_dataAddress, settings.m_dataPort);
+    }
+
+    m_settings = settings;
+}
+
+int RemoteSourceBaseband::getChannelSampleRate() const
+{
+    return m_channelizer->getChannelSampleRate();
+}
+
+void RemoteSourceBaseband::newRemoteSampleRate(unsigned int sampleRate)
+{
+    m_channelizer->setChannelization(sampleRate, 0); // Adjust channelizer to match remote sample rate
+}