kopia lustrzana https://github.com/f4exb/sdrangel
267 wiersze
9.7 KiB
C++
267 wiersze
9.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2019 Edouard Griffiths, F4EXB //
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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 "atvmodbaseband.h"
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureATVModBaseband, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureChannelizer, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureImageFileName, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureVideoFileName, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureVideoFileSourceSeek, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureVideoFileSourceStreamTiming, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureCameraIndex, Message)
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MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureCameraData, Message)
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ATVModBaseband::ATVModBaseband()
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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("AMModBaseband::AMModBaseband");
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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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&ATVModBaseband::handleData,
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Qt::QueuedConnection
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);
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connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
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}
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ATVModBaseband::~ATVModBaseband()
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{
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delete m_channelizer;
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}
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void ATVModBaseband::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 ATVModBaseband::pull(const SampleVector::iterator& begin, unsigned int nbSamples)
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{
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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 ATVModBaseband::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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qreal rmsLevel, peakLevel;
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int numSamples;
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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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m_source.getLevels(rmsLevel, peakLevel, numSamples);
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emit levelChanged(rmsLevel, peakLevel, numSamples);
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}
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void ATVModBaseband::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 ATVModBaseband::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 ATVModBaseband::handleMessage(const Message& cmd)
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{
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if (MsgConfigureATVModBaseband::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureATVModBaseband& cfg = (MsgConfigureATVModBaseband&) cmd;
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qDebug() << "AMModBaseband::handleMessage: MsgConfigureATVModBaseband";
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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 (MsgConfigureChannelizer::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureChannelizer& cfg = (MsgConfigureChannelizer&) cmd;
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qDebug() << "ATVModBaseband::handleMessage: MsgConfigureChannelizer"
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<< "(requested) sourceSampleRate: " << cfg.getSourceSampleRate()
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<< "(requested) sourceCenterFrequency: " << cfg.getSourceCenterFrequency();
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m_channelizer->setChannelization(cfg.getSourceSampleRate(), cfg.getSourceCenterFrequency());
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m_source.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
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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() << "ATVModBaseband::handleMessage: DSPSignalNotification: basebandSampleRate: " << notif.getSampleRate();
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m_sampleFifo.resize(4*SampleSourceFifo::getSizePolicy(notif.getSampleRate()));
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m_channelizer->setBasebandSampleRate(notif.getSampleRate());
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m_source.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
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return true;
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}
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else if (MsgConfigureImageFileName::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureImageFileName& cfg = (MsgConfigureImageFileName&) cmd;
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qDebug() << "ATVModBaseband::handleMessage: MsgConfigureImageFileName: fileNaem: " << cfg.getFileName();
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m_source.openImage(cfg.getFileName());
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return true;
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}
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else if (MsgConfigureVideoFileName::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureVideoFileName& cfg = (MsgConfigureVideoFileName&) cmd;
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qDebug() << "ATVModBaseband::handleMessage: MsgConfigureVideoFileName: fileName: " << cfg.getFileName();
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m_source.openVideo( cfg.getFileName());
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return true;
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}
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else if (MsgConfigureVideoFileSourceSeek::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureVideoFileSourceSeek& cfg = (MsgConfigureVideoFileSourceSeek&) cmd;
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qDebug() << "ATVModBaseband::handleMessage: MsgConfigureVideoFileName: precnetage: " << cfg.getPercentage();
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m_source.seekVideoFileStream(cfg.getPercentage());
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return true;
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}
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else if (MsgConfigureVideoFileSourceStreamTiming::match(cmd))
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{
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m_source.reportVideoFileSourceStreamTiming();
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return true;
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}
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else if (MsgConfigureCameraIndex::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureCameraIndex& cfg = (MsgConfigureCameraIndex&) cmd;
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uint32_t index = cfg.getIndex() & 0x7FFFFFF;
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m_source.configureCameraIndex(index);
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return true;
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}
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else if (MsgConfigureCameraData::match(cmd))
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{
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QMutexLocker mutexLocker(&m_mutex);
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MsgConfigureCameraData& cfg = (MsgConfigureCameraData&) cmd;
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m_source.configureCameraData(cfg.getIndex(), cfg.getManualFPS(), cfg.getManualFPSEnable());
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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 ATVModBaseband::applySettings(const ATVModSettings& settings, bool force)
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{
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qDebug() << "ATVModBaseband::applySettings:"
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<< " m_inputFrequencyOffset: " << settings.m_inputFrequencyOffset
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<< " m_rfBandwidth: " << settings.m_rfBandwidth
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<< " m_rfOppBandwidth: " << settings.m_rfOppBandwidth
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<< " m_atvStd: " << (int) settings.m_atvStd
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<< " m_nbLines: " << settings.m_nbLines
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<< " m_fps: " << settings.m_fps
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<< " m_atvModInput: " << (int) settings.m_atvModInput
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<< " m_uniformLevel: " << settings.m_uniformLevel
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<< " m_atvModulation: " << (int) settings.m_atvModulation
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<< " m_videoPlayLoop: " << settings.m_videoPlayLoop
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<< " m_videoPlay: " << settings.m_videoPlay
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<< " m_cameraPlay: " << settings.m_cameraPlay
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<< " m_channelMute: " << settings.m_channelMute
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<< " m_invertedVideo: " << settings.m_invertedVideo
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<< " m_rfScalingFactor: " << settings.m_rfScalingFactor
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<< " m_fmExcursion: " << settings.m_fmExcursion
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<< " m_forceDecimator: " << settings.m_forceDecimator
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<< " m_showOverlayText: " << settings.m_showOverlayText
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<< " m_overlayText: " << settings.m_overlayText
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<< " force: " << force;
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m_source.applySettings(settings, force);
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m_settings = settings;
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}
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int ATVModBaseband::getChannelSampleRate() const
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{
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return m_channelizer->getChannelSampleRate();
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}
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void ATVModBaseband::getCameraNumbers(std::vector<int>& numbers)
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{
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m_source.getCameraNumbers(numbers);
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}
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