mirror of
https://github.com/f4exb/sdrangel.git
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196 lines
6.4 KiB
C++
196 lines
6.4 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019, 2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
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// Copyright (C) 2022 Jiří Pinkava <jiri.pinkava@rossum.ai> //
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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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// (at your option) any later version. //
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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 "dsp/upchannelizer.h"
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#include "dsp/dspengine.h"
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#include "dsp/dspcommands.h"
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#include "remotesourcebaseband.h"
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MESSAGE_CLASS_DEFINITION(RemoteSourceBaseband::MsgConfigureRemoteSourceBaseband, Message)
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MESSAGE_CLASS_DEFINITION(RemoteSourceBaseband::MsgConfigureRemoteSourceWork, Message)
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RemoteSourceBaseband::RemoteSourceBaseband()
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{
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m_sampleFifo.resize(SampleSourceFifo::getSizePolicy(48000));
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m_channelizer = new UpChannelizer(&m_source);
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qDebug("RemoteSourceBaseband::RemoteSourceBaseband");
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QObject::connect(
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&m_sampleFifo,
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&SampleSourceFifo::dataRead,
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this,
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&RemoteSourceBaseband::handleData,
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Qt::QueuedConnection
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);
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connect(&m_source, SIGNAL(newChannelSampleRate(unsigned int)), this, SLOT(newChannelSampleRate(unsigned int)));
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connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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}
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RemoteSourceBaseband::~RemoteSourceBaseband()
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{
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delete m_channelizer;
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}
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void RemoteSourceBaseband::reset()
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_sampleFifo.reset();
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}
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void RemoteSourceBaseband::pull(const SampleVector::iterator& begin, unsigned int nbSamples)
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{
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//qDebug("RemoteSourceBaseband::pull: %u", nbSamples);
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unsigned int part1Begin, part1End, part2Begin, part2End;
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m_sampleFifo.read(nbSamples, part1Begin, part1End, part2Begin, part2End);
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SampleVector& data = m_sampleFifo.getData();
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if (part1Begin != part1End)
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{
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std::copy(
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data.begin() + part1Begin,
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data.begin() + part1End,
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begin
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);
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}
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unsigned int shift = part1End - part1Begin;
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if (part2Begin != part2End)
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{
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std::copy(
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data.begin() + part2Begin,
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data.begin() + part2End,
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begin + shift
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);
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}
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}
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void RemoteSourceBaseband::handleData()
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{
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QMutexLocker mutexLocker(&m_mutex);
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SampleVector& data = m_sampleFifo.getData();
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unsigned int ipart1begin;
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unsigned int ipart1end;
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unsigned int ipart2begin;
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unsigned int ipart2end;
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unsigned int remainder = m_sampleFifo.remainder();
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while ((remainder > 0) && (m_inputMessageQueue.size() == 0))
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{
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m_sampleFifo.write(remainder, ipart1begin, ipart1end, ipart2begin, ipart2end);
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if (ipart1begin != ipart1end) { // first part of FIFO data
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processFifo(data, ipart1begin, ipart1end);
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}
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if (ipart2begin != ipart2end) { // second part of FIFO data (used when block wraps around)
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processFifo(data, ipart2begin, ipart2end);
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}
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remainder = m_sampleFifo.remainder();
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}
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}
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void RemoteSourceBaseband::processFifo(SampleVector& data, unsigned int iBegin, unsigned int iEnd)
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{
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m_channelizer->prefetch(iEnd - iBegin);
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m_channelizer->pull(data.begin() + iBegin, iEnd - iBegin);
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}
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void RemoteSourceBaseband::handleInputMessages()
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{
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Message* message;
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while ((message = m_inputMessageQueue.pop()) != nullptr)
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{
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if (handleMessage(*message)) {
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delete message;
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}
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}
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}
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bool RemoteSourceBaseband::handleMessage(const Message& cmd)
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{
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if (MsgConfigureRemoteSourceBaseband::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureRemoteSourceBaseband& cfg = (MsgConfigureRemoteSourceBaseband&) cmd;
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qDebug() << "RemoteSourceBaseband::handleMessage: MsgConfigureRemoteSourceBaseband";
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applySettings(cfg.getSettings(), cfg.getForce());
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return true;
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}
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else if (MsgConfigureRemoteSourceWork::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureRemoteSourceWork& conf = (MsgConfigureRemoteSourceWork&) cmd;
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qDebug() << "RemoteSourceBaseband::handleMessage: MsgConfigureRemoteSourceWork: " << conf.isWorking();
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if (conf.isWorking()) {
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m_source.start();
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} else {
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m_source.stop();
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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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void RemoteSourceBaseband::applySettings(const RemoteSourceSettings& settings, bool force)
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{
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qDebug() << "RemoteSourceBaseband::applySettings:"
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<< "m_log2Interp:" << settings.m_log2Interp
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<< "m_filterChainHash:" << settings.m_filterChainHash
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<< "m_dataAddress:" << settings.m_dataAddress
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<< "m_dataPort:" << settings.m_dataPort
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<< "force:" << force;
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if ((settings.m_dataAddress != m_settings.m_dataAddress)
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|| (settings.m_dataPort != m_settings.m_dataPort) || force) {
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m_source.dataBind(settings.m_dataAddress, settings.m_dataPort);
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}
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if ((m_settings.m_filterChainHash != settings.m_filterChainHash)
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|| (m_settings.m_log2Interp != settings.m_log2Interp) || force)
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{
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m_channelizer->setInterpolation(settings.m_log2Interp, settings.m_filterChainHash);
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}
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m_settings = settings;
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}
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int RemoteSourceBaseband::getChannelSampleRate() const
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{
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return m_channelizer->getChannelSampleRate();
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}
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void RemoteSourceBaseband::newRemoteSampleRate(unsigned int sampleRate)
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{
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m_channelizer->setChannelization(sampleRate, 0); // Adjust channelizer to match remote sample rate
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}
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