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Removed SampleSourceFifoDB completely

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This commit is contained in:
f4exb 2021-04-26 20:06:04 +02:00
parent e3910c0aa1
commit 386bdc2dea
6 changed files with 1 additions and 202 deletions
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1
plugins/samplesink/hackrfoutput/hackrfoutputthread.h
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@ -23,7 +23,6 @@
#include <QWaitCondition>
#include <libhackrf/hackrf.h>
#include "dsp/samplesourcefifodb.h"
#include "dsp/interpolators.h"
#define HACKRF_BLOCKSIZE (1<<17)

1
sdrbase/dsp/basebandsamplesource.h
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@ -21,7 +21,6 @@
#include <QObject>
#include "dsp/dsptypes.h"
#include "dsp/samplesourcefifodb.h"
#include "export.h"
#include "util/messagequeue.h"

1
sdrbase/dsp/devicesamplemimo.h
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@ -21,7 +21,6 @@
#include <vector>
#include "samplesourcefifodb.h"
#include "samplemififo.h"
#include "samplemofifo.h"
#include "util/message.h"

1
sdrbase/dsp/dspdevicesinkengine.cpp
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@ -26,7 +26,6 @@
#include "dsp/basebandsamplesink.h"
#include "dsp/devicesamplesink.h"
#include "dsp/dspcommands.h"
#include "samplesourcefifodb.h"
DSPDeviceSinkEngine::DSPDeviceSinkEngine(uint32_t uid, QObject* parent) :
QThread(parent),

122
sdrbase/dsp/samplesourcefifodb.cpp
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@ -1,122 +0,0 @@
///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2016 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 <algorithm>
#include "samplesourcefifodb.h"
SampleSourceFifoDB::SampleSourceFifoDB(uint32_t size, QObject* parent) :
QObject(parent),
m_size(size),
m_init(false)
{
m_data.resize(2*m_size);
init();
}
SampleSourceFifoDB::SampleSourceFifoDB(const SampleSourceFifoDB& other) :
QObject(other.parent()),
m_size(other.m_size),
m_data(other.m_data)
{
init();
}
SampleSourceFifoDB::~SampleSourceFifoDB()
{}
void SampleSourceFifoDB::resize(uint32_t size)
{
qDebug("SampleSourceFifoDB::resize: %d", size);
m_size = size;
m_data.resize(2*m_size);
init();
}
void SampleSourceFifoDB::init()
{
static Sample zero = {0,0};
std::fill(m_data.begin(), m_data.end(), zero);
m_ir = 0;
m_iw = m_size/2;
m_init = true;
}
void SampleSourceFifoDB::readAdvance(SampleVector::iterator& readUntil, unsigned int nbSamples)
{
// QMutexLocker mutexLocker(&m_mutex);
nbSamples = nbSamples > m_size/2 ? m_size/2 : nbSamples;
emit dataWrite(nbSamples);
m_ir = (m_ir + nbSamples) % m_size;
readUntil = m_data.begin() + m_size + m_ir;
emit dataRead(nbSamples);
}
void SampleSourceFifoDB::readAdvance(SampleVector::const_iterator& readUntil, unsigned int nbSamples)
{
// QMutexLocker mutexLocker(&m_mutex);
nbSamples = nbSamples > m_size/2 ? m_size/2 : nbSamples;
emit dataWrite(nbSamples);
m_ir = (m_ir + nbSamples) % m_size;
readUntil = m_data.begin() + m_size + m_ir;
emit dataRead(nbSamples);
}
void SampleSourceFifoDB::write(const Sample& sample)
{
m_data[m_iw] = sample;
m_data[m_iw+m_size] = sample;
{
// QMutexLocker mutexLocker(&m_mutex);
m_iw = (m_iw+1) % m_size;
}
}
void SampleSourceFifoDB::getReadIterator(SampleVector::iterator& readUntil)
{
readUntil = m_data.begin() + m_size + m_ir;
}
void SampleSourceFifoDB::getWriteIterator(SampleVector::iterator& writeAt)
{
writeAt = m_data.begin() + m_iw;
}
void SampleSourceFifoDB::bumpIndex(SampleVector::iterator& writeAt)
{
m_data[m_iw+m_size] = m_data[m_iw];
{
// QMutexLocker mutexLocker(&m_mutex);
m_iw = (m_iw+1) % m_size;
}
writeAt = m_data.begin() + m_iw;
}
int SampleSourceFifoDB::getIteratorOffset(const SampleVector::iterator& iterator)
{
return iterator - m_data.begin();
}
void SampleSourceFifoDB::setIteratorFromOffset(SampleVector::iterator& iterator, int offset)
{
iterator = m_data.begin() + offset;
}

75
sdrbase/dsp/samplesourcefifodb.h
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@ -1,75 +0,0 @@
///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2016 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/>. //
///////////////////////////////////////////////////////////////////////////////////
#ifndef SDRBASE_DSP_SAMPLESOURCEFIFODB_H_
#define SDRBASE_DSP_SAMPLESOURCEFIFODB_H_
#include <QObject>
#include <QMutex>
#include <stdint.h>
#include "export.h"
#include "dsp/dsptypes.h"
class SDRBASE_API SampleSourceFifoDB : public QObject {
Q_OBJECT
public:
SampleSourceFifoDB(uint32_t size, QObject* parent = nullptr);
SampleSourceFifoDB(const SampleSourceFifoDB& other);
~SampleSourceFifoDB();
void resize(uint32_t size);
uint32_t size() const { return m_size; }
void init();
/** advance read pointer for the given length and activate R/W signals */
void readAdvance(SampleVector::iterator& readUntil, unsigned int nbSamples);
void readAdvance(SampleVector::const_iterator& readUntil, unsigned int nbSamples);
void getReadIterator(SampleVector::iterator& readUntil); //!< get iterator past the last sample of a read advance operation (i.e. current read iterator)
void getWriteIterator(SampleVector::iterator& writeAt); //!< get iterator to current item for update - write phase 1
void bumpIndex(SampleVector::iterator& writeAt); //!< copy current item to second buffer and bump write index - write phase 2
int getIteratorOffset(const SampleVector::iterator& iterator);
void setIteratorFromOffset(SampleVector::iterator& iterator, int offset);
void write(const Sample& sample); //!< write directly - phase 1 + phase 2
/** returns ratio of off center over buffer size with sign: negative read lags and positive read leads */
float getRWBalance() const
{
int delta;
if (m_iw > m_ir) {
delta = (m_size/2) - (m_iw - m_ir);
} else {
delta = (m_ir - m_iw) - (m_size/2);
}
return delta / (float) m_size;
}
private:
uint32_t m_size;
SampleVector m_data;
uint32_t m_iw;
uint32_t m_ir;
bool m_init;
QMutex m_mutex;
signals:
void dataWrite(int nbSamples); // signal data is read past a threshold and writing new samples to fill in is needed
void dataRead(int nbSamples); // signal a read has been done for a number of samples
};
#endif /* SDRBASE_DSP_SAMPLESOURCEFIFO_H_ */