FCDProThread Class Reference

#include <fcdprothread.h>

Inherits QThread.

Collaboration diagram for FCDProThread:

Public Member Functions
	FCDProThread (SampleSinkFifo *sampleFifo, AudioFifo *fcdFIFO, QObject *parent=nullptr)
	~FCDProThread ()
void	startWork ()
void	stopWork ()
void	setLog2Decimation (unsigned int log2_decim)
void	setFcPos (int fcPos)

Private Member Functions
void	run ()
void	work (unsigned int n_items)

Private Attributes
AudioFifo *	m_fcdFIFO
QMutex	m_startWaitMutex
QWaitCondition	m_startWaiter
bool	m_running
unsigned int	m_log2Decim
int	m_fcPos
qint16	m_buf [fcd_traits< Pro >::convBufSize *2]
SampleVector	m_convertBuffer
SampleSinkFifo *	m_sampleFifo
Decimators< qint32, qint16, SDR_RX_SAMP_SZ, 16 >	m_decimators

Detailed Description

Definition at line 31 of file fcdprothread.h.

Constructor & Destructor Documentation

FCDProThread()

FCDProThread::FCDProThread	(	SampleSinkFifo *	sampleFifo,
		AudioFifo *	fcdFIFO,
		QObject *	parent = nullptr
	)

Definition at line 30 of file fcdprothread.cpp.

                                                                                          :
    QThread(parent),
    m_fcdFIFO(fcdFIFO),
    m_running(false),
    m_log2Decim(0),
    m_fcPos(2),
    m_convertBuffer(fcd_traits<Pro>::convBufSize), // nb samples
    m_sampleFifo(sampleFifo)
{
    start();
}

~FCDProThread()

FCDProThread::~FCDProThread

(

)

Definition at line 42 of file fcdprothread.cpp.

{
}

Member Function Documentation

run()

void FCDProThread::run ( )

private

Definition at line 76 of file fcdprothread.cpp.

References m_running, and work().

{
    m_running = true;
    qDebug("FCDProThread::run: start running loop");

    while (m_running)
    {
        work(fcd_traits<Pro>::convBufSize);
        std::this_thread::sleep_for(std::chrono::microseconds(200));
    }

    qDebug("FCDProThread::run: running loop stopped");
    m_running = false;
}

Here is the call graph for this function:

setFcPos()

void FCDProThread::setFcPos

(

int

fcPos

)

Definition at line 71 of file fcdprothread.cpp.

References m_fcPos.

Referenced by FCDProInput::applySettings().

{
    m_fcPos = fcPos;
}

Here is the caller graph for this function:

setLog2Decimation()

void FCDProThread::setLog2Decimation

(

unsigned int

log2_decim

)

Definition at line 66 of file fcdprothread.cpp.

References m_log2Decim.

Referenced by FCDProInput::applySettings().

{
    m_log2Decim = log2_decim;
}

Here is the caller graph for this function:

startWork()

void FCDProThread::startWork

(

)

Definition at line 46 of file fcdprothread.cpp.

References m_running, m_startWaiter, and m_startWaitMutex.

Referenced by FCDProInput::start().

{
    m_startWaitMutex.lock();

    start();

    while(!m_running)
    {
        m_startWaiter.wait(&m_startWaitMutex, 100);
    }

    m_startWaitMutex.unlock();
}

Here is the caller graph for this function:

stopWork()

void FCDProThread::stopWork

(

)

Definition at line 60 of file fcdprothread.cpp.

References m_running.

Referenced by FCDProInput::stop().

{
    m_running = false;
    wait();
}

Here is the caller graph for this function:

work()

void FCDProThread::work ( unsigned int  n_items )

private

Definition at line 91 of file fcdprothread.cpp.

References Decimators< StorageType, T, SdrBits, InputBits >::decimate1(), Decimators< StorageType, T, SdrBits, InputBits >::decimate16_cen(), Decimators< StorageType, T, SdrBits, InputBits >::decimate16_inf(), Decimators< StorageType, T, SdrBits, InputBits >::decimate16_sup(), Decimators< StorageType, T, SdrBits, InputBits >::decimate2_cen(), Decimators< StorageType, T, SdrBits, InputBits >::decimate2_inf(), Decimators< StorageType, T, SdrBits, InputBits >::decimate2_sup(), Decimators< StorageType, T, SdrBits, InputBits >::decimate32_cen(), Decimators< StorageType, T, SdrBits, InputBits >::decimate32_inf(), Decimators< StorageType, T, SdrBits, InputBits >::decimate32_sup(), Decimators< StorageType, T, SdrBits, InputBits >::decimate4_cen(), Decimators< StorageType, T, SdrBits, InputBits >::decimate4_inf(), Decimators< StorageType, T, SdrBits, InputBits >::decimate4_sup(), Decimators< StorageType, T, SdrBits, InputBits >::decimate64_cen(), Decimators< StorageType, T, SdrBits, InputBits >::decimate64_inf(), Decimators< StorageType, T, SdrBits, InputBits >::decimate64_sup(), Decimators< StorageType, T, SdrBits, InputBits >::decimate8_cen(), Decimators< StorageType, T, SdrBits, InputBits >::decimate8_inf(), Decimators< StorageType, T, SdrBits, InputBits >::decimate8_sup(), m_buf, m_convertBuffer, m_decimators, m_fcdFIFO, m_fcPos, m_log2Decim, m_sampleFifo, AudioFifo::read(), and SampleSinkFifo::write().

Referenced by run().

{
    uint32_t nbRead = m_fcdFIFO->read((unsigned char *) m_buf, n_items); // number of samples
    SampleVector::iterator it = m_convertBuffer.begin();

    if (m_log2Decim == 0)
    {
        m_decimators.decimate1(&it, m_buf, 2*nbRead);
    }
    else
    {
        if (m_fcPos == 0) // Infradyne
        {
            switch (m_log2Decim)
            {
            case 1:
                m_decimators.decimate2_inf(&it, m_buf, 2*nbRead);
                break;
            case 2:
                m_decimators.decimate4_inf(&it, m_buf, 2*nbRead);
                break;
            case 3:
                m_decimators.decimate8_inf(&it, m_buf, 2*nbRead);
                break;
            case 4:
                m_decimators.decimate16_inf(&it, m_buf, 2*nbRead);
                break;
            case 5:
                m_decimators.decimate32_inf(&it, m_buf, 2*nbRead);
                break;
            case 6:
                m_decimators.decimate64_inf(&it, m_buf, 2*nbRead);
                break;
            default:
                break;
            }
        }
        else if (m_fcPos == 1) // Supradyne
        {
            switch (m_log2Decim)
            {
            case 1:
                m_decimators.decimate2_sup(&it, m_buf, 2*nbRead);
                break;
            case 2:
                m_decimators.decimate4_sup(&it, m_buf, 2*nbRead);
                break;
            case 3:
                m_decimators.decimate8_sup(&it, m_buf, 2*nbRead);
                break;
            case 4:
                m_decimators.decimate16_sup(&it, m_buf, 2*nbRead);
                break;
            case 5:
                m_decimators.decimate32_sup(&it, m_buf, 2*nbRead);
                break;
            case 6:
                m_decimators.decimate64_sup(&it, m_buf, 2*nbRead);
                break;
            default:
                break;
            }
        }
        else // Centered
        {
            switch (m_log2Decim)
            {
            case 1:
                m_decimators.decimate2_cen(&it, m_buf, 2*nbRead);
                break;
            case 2:
                m_decimators.decimate4_cen(&it, m_buf, 2*nbRead);
                break;
            case 3:
                m_decimators.decimate8_cen(&it, m_buf, 2*nbRead);
                break;
            case 4:
                m_decimators.decimate16_cen(&it, m_buf, 2*nbRead);
                break;
            case 5:
                m_decimators.decimate32_cen(&it, m_buf, 2*nbRead);
                break;
            case 6:
                m_decimators.decimate64_cen(&it, m_buf, 2*nbRead);
                break;
            default:
                break;
            }
        }
    }

    m_sampleFifo->write(m_convertBuffer.begin(), it);
}

Here is the call graph for this function:

Here is the caller graph for this function:

Member Data Documentation

m_buf

qint16 FCDProThread::m_buf[fcd_traits< Pro >::convBufSize *2]

private

Definition at line 52 of file fcdprothread.h.

Referenced by work().

m_convertBuffer

SampleVector FCDProThread::m_convertBuffer

private

Definition at line 53 of file fcdprothread.h.

Referenced by work().

m_decimators

Decimators<qint32, qint16, SDR_RX_SAMP_SZ, 16> FCDProThread::m_decimators

private

Definition at line 55 of file fcdprothread.h.

Referenced by work().

m_fcdFIFO

AudioFifo* FCDProThread::m_fcdFIFO

private

Definition at line 44 of file fcdprothread.h.

Referenced by work().

m_fcPos

int FCDProThread::m_fcPos

private

Definition at line 50 of file fcdprothread.h.

Referenced by setFcPos(), and work().

m_log2Decim

unsigned int FCDProThread::m_log2Decim

private

Definition at line 49 of file fcdprothread.h.

Referenced by setLog2Decimation(), and work().

m_running

bool FCDProThread::m_running

private

Definition at line 48 of file fcdprothread.h.

Referenced by run(), startWork(), and stopWork().

m_sampleFifo

SampleSinkFifo* FCDProThread::m_sampleFifo

private

Definition at line 54 of file fcdprothread.h.

Referenced by work().

m_startWaiter

QWaitCondition FCDProThread::m_startWaiter

private

Definition at line 47 of file fcdprothread.h.

Referenced by startWork().

m_startWaitMutex

QMutex FCDProThread::m_startWaitMutex

private

Definition at line 46 of file fcdprothread.h.

Referenced by startWork().

---

The documentation for this class was generated from the following files:

• plugins/samplesource/fcdpro/fcdprothread.h
• plugins/samplesource/fcdpro/fcdprothread.cpp