mirror of
https://github.com/f4exb/sdrangel.git
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246 lines
9.3 KiB
C++
246 lines
9.3 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019-2023 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/dspengine.h"
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#include "dsp/dspcommands.h"
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#include "dsp/spectrumvis.h"
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#include "wdsprxbaseband.h"
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MESSAGE_CLASS_DEFINITION(WDSPRxBaseband::MsgConfigureWDSPRxBaseband, Message)
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WDSPRxBaseband::WDSPRxBaseband() :
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m_channelizer(&m_sink),
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m_messageQueueToGUI(nullptr),
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m_spectrumVis(nullptr)
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{
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m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(48000));
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qDebug("WDSPRxBaseband::WDSPRxBaseband");
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QObject::connect(
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&m_sampleFifo,
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&SampleSinkFifo::dataReady,
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this,
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&WDSPRxBaseband::handleData,
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Qt::QueuedConnection
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);
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DSPEngine::instance()->getAudioDeviceManager()->addAudioSink(m_sink.getAudioFifo(), getInputMessageQueue());
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m_audioSampleRate = DSPEngine::instance()->getAudioDeviceManager()->getOutputSampleRate();
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m_sink.applyAudioSampleRate(m_audioSampleRate);
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m_channelSampleRate = 0;
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connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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}
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WDSPRxBaseband::~WDSPRxBaseband()
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{
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DSPEngine::instance()->getAudioDeviceManager()->removeAudioSink(m_sink.getAudioFifo());
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}
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void WDSPRxBaseband::reset()
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{
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QMutexLocker mutexLocker(&m_mutex);
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m_sink.applyAudioSampleRate(DSPEngine::instance()->getAudioDeviceManager()->getOutputSampleRate());
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m_sampleFifo.reset();
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m_channelSampleRate = 0;
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}
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void WDSPRxBaseband::setChannel(ChannelAPI *channel)
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{
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m_sink.setChannel(channel);
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}
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void WDSPRxBaseband::feed(const SampleVector::const_iterator& begin, const SampleVector::const_iterator& end)
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{
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m_sampleFifo.write(begin, end);
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}
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void WDSPRxBaseband::handleData()
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{
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QMutexLocker mutexLocker(&m_mutex);
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while ((m_sampleFifo.fill() > 0) && (m_inputMessageQueue.size() == 0))
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{
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SampleVector::iterator part1begin;
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SampleVector::iterator part1end;
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SampleVector::iterator part2begin;
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SampleVector::iterator part2end;
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std::size_t count = m_sampleFifo.readBegin(m_sampleFifo.fill(), &part1begin, &part1end, &part2begin, &part2end);
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// first part of FIFO data
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if (part1begin != part1end) {
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m_channelizer.feed(part1begin, part1end);
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}
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// second part of FIFO data (used when block wraps around)
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if(part2begin != part2end) {
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m_channelizer.feed(part2begin, part2end);
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}
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m_sampleFifo.readCommit((unsigned int) count);
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}
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}
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void WDSPRxBaseband::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 WDSPRxBaseband::handleMessage(const Message& cmd)
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{
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if (MsgConfigureWDSPRxBaseband::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureWDSPRxBaseband& cfg = (MsgConfigureWDSPRxBaseband&) cmd;
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qDebug() << "WDSPRxBaseband::handleMessage: MsgConfigureWDSPRxBaseband";
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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 (DSPSignalNotification::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
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qDebug() << "WDSPRxBaseband::handleMessage: DSPSignalNotification: basebandSampleRate: " << notif.getSampleRate();
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m_sampleFifo.setSize(SampleSinkFifo::getSizePolicy(notif.getSampleRate()));
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m_channelizer.setBasebandSampleRate(notif.getSampleRate());
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m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
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if (m_channelSampleRate != m_channelizer.getChannelSampleRate())
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{
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m_sink.applyAudioSampleRate(m_audioSampleRate); // reapply when channel sample rate changes
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m_channelSampleRate = m_channelizer.getChannelSampleRate();
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}
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return true;
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}
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else if (DSPConfigureAudio::match(cmd))
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{
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DSPConfigureAudio& cfg = (DSPConfigureAudio&) cmd;
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unsigned int audioSampleRate = cfg.getSampleRate();
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if (m_audioSampleRate != audioSampleRate)
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{
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qDebug("WDSPRxBaseband::handleMessage: DSPConfigureAudio: new sample rate %d",audioSampleRate);
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m_sink.applyAudioSampleRate(audioSampleRate);
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m_channelizer.setChannelization(audioSampleRate, m_settings.m_inputFrequencyOffset);
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m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
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m_audioSampleRate = audioSampleRate;
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if (getMessageQueueToGUI())
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{
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qDebug("WDSPRxBaseband::handleMessage: DSPConfigureAudio: forward to GUI");
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DSPConfigureAudio *msg = new DSPConfigureAudio((int) audioSampleRate, DSPConfigureAudio::AudioOutput);
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getMessageQueueToGUI()->push(msg);
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}
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if (m_spectrumVis)
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{
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DSPSignalNotification *msg = new DSPSignalNotification(m_audioSampleRate/(1<<m_settings.m_profiles[m_settings.m_profileIndex].m_spanLog2), 0);
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m_spectrumVis->getInputMessageQueue()->push(msg);
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}
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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 WDSPRxBaseband::applySettings(const WDSPRxSettings& settings, bool force)
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{
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if ((settings.m_inputFrequencyOffset != m_settings.m_inputFrequencyOffset) || force)
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{
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m_channelizer.setChannelization(m_audioSampleRate, settings.m_inputFrequencyOffset);
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m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
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if (m_channelSampleRate != m_channelizer.getChannelSampleRate())
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{
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m_sink.applyAudioSampleRate(m_audioSampleRate); // reapply when channel sample rate changes
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m_channelSampleRate = m_channelizer.getChannelSampleRate();
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}
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}
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if ((settings.m_profiles[settings.m_profileIndex].m_spanLog2 != m_settings.m_profiles[settings.m_profileIndex].m_spanLog2) || force)
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{
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if (m_spectrumVis)
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{
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DSPSignalNotification *msg = new DSPSignalNotification(m_audioSampleRate/(1<<settings.m_profiles[settings.m_profileIndex].m_spanLog2), 0);
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m_spectrumVis->getInputMessageQueue()->push(msg);
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}
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}
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if ((settings.m_audioDeviceName != m_settings.m_audioDeviceName) || force)
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{
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AudioDeviceManager *audioDeviceManager = DSPEngine::instance()->getAudioDeviceManager();
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int audioDeviceIndex = audioDeviceManager->getOutputDeviceIndex(settings.m_audioDeviceName);
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audioDeviceManager->addAudioSink(m_sink.getAudioFifo(), getInputMessageQueue(), audioDeviceIndex);
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unsigned int audioSampleRate = audioDeviceManager->getOutputSampleRate(audioDeviceIndex);
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if (m_audioSampleRate != audioSampleRate)
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{
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m_sink.applyAudioSampleRate(audioSampleRate);
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m_channelizer.setChannelization(audioSampleRate, settings.m_inputFrequencyOffset);
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m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
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m_audioSampleRate = audioSampleRate;
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if (getMessageQueueToGUI())
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{
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DSPConfigureAudio *msg = new DSPConfigureAudio((int) audioSampleRate, DSPConfigureAudio::AudioOutput);
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getMessageQueueToGUI()->push(msg);
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}
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if (m_spectrumVis)
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{
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DSPSignalNotification *msg = new DSPSignalNotification(m_audioSampleRate/(1<<m_settings.m_profiles[settings.m_profileIndex].m_spanLog2), 0);
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m_spectrumVis->getInputMessageQueue()->push(msg);
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}
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}
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}
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m_sink.applySettings(settings, force);
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m_settings = settings;
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}
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int WDSPRxBaseband::getChannelSampleRate() const
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{
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return m_channelizer.getChannelSampleRate();
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}
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void WDSPRxBaseband::setBasebandSampleRate(int sampleRate)
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{
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m_channelizer.setBasebandSampleRate(sampleRate);
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m_sink.applyChannelSettings(m_channelizer.getChannelSampleRate(), m_channelizer.getChannelFrequencyOffset());
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}
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