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sdrangel/plugins/channeltx/modatv/atvmodbaseband.cpp

267 lines
9.8 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// 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/upchannelizer.h"
#include "dsp/dspengine.h"
#include "dsp/dspcommands.h"
#include "atvmodbaseband.h"
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureATVModBaseband, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureChannelizer, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureImageFileName, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureVideoFileName, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureVideoFileSourceSeek, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureVideoFileSourceStreamTiming, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureCameraIndex, Message)
MESSAGE_CLASS_DEFINITION(ATVModBaseband::MsgConfigureCameraData, Message)
ATVModBaseband::ATVModBaseband() :
m_mutex(QMutex::Recursive)
{
m_sampleFifo.resize(SampleSourceFifo::getSizePolicy(48000));
m_channelizer = new UpChannelizer(&m_source);
qDebug("AMModBaseband::AMModBaseband");
QObject::connect(
&m_sampleFifo,
&SampleSourceFifo::dataRead,
this,
&ATVModBaseband::handleData,
Qt::QueuedConnection
);
connect(&m_inputMessageQueue, SIGNAL(messageEnqueued()), this, SLOT(handleInputMessages()));
}
ATVModBaseband::~ATVModBaseband()
{
delete m_channelizer;
}
void ATVModBaseband::reset()
{
QMutexLocker mutexLocker(&m_mutex);
m_sampleFifo.reset();
}
void ATVModBaseband::pull(const SampleVector::iterator& begin, unsigned int 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 ATVModBaseband::handleData()
{
QMutexLocker mutexLocker(&m_mutex);
SampleVector& data = m_sampleFifo.getData();
unsigned int ipart1begin;
unsigned int ipart1end;
unsigned int ipart2begin;
unsigned int ipart2end;
qreal rmsLevel, peakLevel;
int numSamples;
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();
}
m_source.getLevels(rmsLevel, peakLevel, numSamples);
emit levelChanged(rmsLevel, peakLevel, numSamples);
}
void ATVModBaseband::processFifo(SampleVector& data, unsigned int iBegin, unsigned int iEnd)
{
m_channelizer->prefetch(iEnd - iBegin);
m_channelizer->pull(data.begin() + iBegin, iEnd - iBegin);
}
void ATVModBaseband::handleInputMessages()
{
Message* message;
while ((message = m_inputMessageQueue.pop()) != nullptr)
{
if (handleMessage(*message)) {
delete message;
}
}
}
bool ATVModBaseband::handleMessage(const Message& cmd)
{
if (MsgConfigureATVModBaseband::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureATVModBaseband& cfg = (MsgConfigureATVModBaseband&) cmd;
qDebug() << "AMModBaseband::handleMessage: MsgConfigureATVModBaseband";
applySettings(cfg.getSettings(), cfg.getForce());
return true;
}
else if (MsgConfigureChannelizer::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureChannelizer& cfg = (MsgConfigureChannelizer&) cmd;
qDebug() << "ATVModBaseband::handleMessage: MsgConfigureChannelizer"
<< "(requested) sourceSampleRate: " << cfg.getSourceSampleRate()
<< "(requested) sourceCenterFrequency: " << cfg.getSourceCenterFrequency();
m_channelizer->setChannelization(cfg.getSourceSampleRate(), cfg.getSourceCenterFrequency());
m_source.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
return true;
}
else if (DSPSignalNotification::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
DSPSignalNotification& notif = (DSPSignalNotification&) cmd;
qDebug() << "ATVModBaseband::handleMessage: DSPSignalNotification: basebandSampleRate: " << notif.getSampleRate();
m_sampleFifo.resize(4*SampleSourceFifo::getSizePolicy(notif.getSampleRate()));
m_channelizer->setBasebandSampleRate(notif.getSampleRate());
m_source.applyChannelSettings(m_channelizer->getChannelSampleRate(), m_channelizer->getChannelFrequencyOffset());
return true;
}
else if (MsgConfigureImageFileName::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureImageFileName& cfg = (MsgConfigureImageFileName&) cmd;
qDebug() << "ATVModBaseband::handleMessage: MsgConfigureImageFileName: fileNaem: " << cfg.getFileName();
m_source.openImage(cfg.getFileName());
return true;
}
else if (MsgConfigureVideoFileName::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureVideoFileName& cfg = (MsgConfigureVideoFileName&) cmd;
qDebug() << "ATVModBaseband::handleMessage: MsgConfigureVideoFileName: fileName: " << cfg.getFileName();
m_source.openVideo( cfg.getFileName());
return true;
}
else if (MsgConfigureVideoFileSourceSeek::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureVideoFileSourceSeek& cfg = (MsgConfigureVideoFileSourceSeek&) cmd;
qDebug() << "ATVModBaseband::handleMessage: MsgConfigureVideoFileName: precnetage: " << cfg.getPercentage();
m_source.seekVideoFileStream(cfg.getPercentage());
return true;
}
else if (MsgConfigureVideoFileSourceStreamTiming::match(cmd))
{
m_source.reportVideoFileSourceStreamTiming();
return true;
}
else if (MsgConfigureCameraIndex::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureCameraIndex& cfg = (MsgConfigureCameraIndex&) cmd;
uint32_t index = cfg.getIndex() & 0x7FFFFFF;
m_source.configureCameraIndex(index);
return true;
}
else if (MsgConfigureCameraData::match(cmd))
{
QMutexLocker mutexLocker(&m_mutex);
MsgConfigureCameraData& cfg = (MsgConfigureCameraData&) cmd;
m_source.configureCameraData(cfg.getIndex(), cfg.getManualFPS(), cfg.getManualFPSEnable());
return true;
}
else
{
return false;
}
}
void ATVModBaseband::applySettings(const ATVModSettings& settings, bool force)
{
qDebug() << "ATVModBaseband::applySettings:"
<< " m_inputFrequencyOffset: " << settings.m_inputFrequencyOffset
<< " m_rfBandwidth: " << settings.m_rfBandwidth
<< " m_rfOppBandwidth: " << settings.m_rfOppBandwidth
<< " m_atvStd: " << (int) settings.m_atvStd
<< " m_nbLines: " << settings.m_nbLines
<< " m_fps: " << settings.m_fps
<< " m_atvModInput: " << (int) settings.m_atvModInput
<< " m_uniformLevel: " << settings.m_uniformLevel
<< " m_atvModulation: " << (int) settings.m_atvModulation
<< " m_videoPlayLoop: " << settings.m_videoPlayLoop
<< " m_videoPlay: " << settings.m_videoPlay
<< " m_cameraPlay: " << settings.m_cameraPlay
<< " m_channelMute: " << settings.m_channelMute
<< " m_invertedVideo: " << settings.m_invertedVideo
<< " m_rfScalingFactor: " << settings.m_rfScalingFactor
<< " m_fmExcursion: " << settings.m_fmExcursion
<< " m_forceDecimator: " << settings.m_forceDecimator
<< " m_showOverlayText: " << settings.m_showOverlayText
<< " m_overlayText: " << settings.m_overlayText
<< " force: " << force;
m_source.applySettings(settings, force);
m_settings = settings;
}
int ATVModBaseband::getChannelSampleRate() const
{
return m_channelizer->getChannelSampleRate();
}
void ATVModBaseband::getCameraNumbers(std::vector<int>& numbers)
{
m_source.getCameraNumbers(numbers);
}