mirror of
https://github.com/f4exb/sdrangel.git
synced 2024-11-23 00:18:37 -05:00
239 lines
8.1 KiB
C++
239 lines
8.1 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
|
|
// Copyright (C) 2019-2020 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
|
|
// //
|
|
// 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 "bladerf2/devicebladerf2shared.h"
|
|
#include "dsp/samplemofifo.h"
|
|
|
|
#include "bladerf2mothread.h"
|
|
|
|
BladeRF2MOThread::BladeRF2MOThread(struct bladerf* dev, QObject* parent) :
|
|
QThread(parent),
|
|
m_running(false),
|
|
m_dev(dev),
|
|
m_log2Interp(0)
|
|
{
|
|
qDebug("BladeRF2MOThread::BladeRF2MOThread");
|
|
m_buf = new qint16[2*DeviceBladeRF2::blockSize*2];
|
|
}
|
|
|
|
BladeRF2MOThread::~BladeRF2MOThread()
|
|
{
|
|
qDebug("BladeRF2MOThread::~BladeRF2MOThread");
|
|
|
|
if (m_running) {
|
|
stopWork();
|
|
}
|
|
|
|
delete[] m_buf;
|
|
}
|
|
|
|
void BladeRF2MOThread::startWork()
|
|
{
|
|
m_startWaitMutex.lock();
|
|
start();
|
|
|
|
while(!m_running) {
|
|
m_startWaiter.wait(&m_startWaitMutex, 100);
|
|
}
|
|
|
|
m_startWaitMutex.unlock();
|
|
}
|
|
|
|
void BladeRF2MOThread::stopWork()
|
|
{
|
|
m_running = false;
|
|
wait();
|
|
}
|
|
|
|
void BladeRF2MOThread::run()
|
|
{
|
|
int res;
|
|
|
|
m_running = true;
|
|
m_startWaiter.wakeAll();
|
|
|
|
int status;
|
|
|
|
status = bladerf_sync_config(m_dev, BLADERF_TX_X2, BLADERF_FORMAT_SC16_Q11, 128, 16384, 32, 1500);
|
|
|
|
if (status < 0)
|
|
{
|
|
qCritical("BladeRF2MOThread::run: cannot configure streams: %s", bladerf_strerror(status));
|
|
}
|
|
else
|
|
{
|
|
qDebug("BladeRF2MOThread::run: start running loop");
|
|
|
|
while (m_running)
|
|
{
|
|
callback(m_buf, DeviceBladeRF2::blockSize);
|
|
res = bladerf_sync_tx(m_dev, m_buf, DeviceBladeRF2::blockSize*2, 0, 1500);
|
|
|
|
if (res < 0)
|
|
{
|
|
qCritical("BladeRF2MOThread::run sync Rx error: %s", bladerf_strerror(res));
|
|
break;
|
|
}
|
|
}
|
|
|
|
qDebug("BladeRF2MOThread::run: stop running loop");
|
|
}
|
|
|
|
m_running = false;
|
|
}
|
|
|
|
void BladeRF2MOThread::setLog2Interpolation(unsigned int log2Interp)
|
|
{
|
|
qDebug("BladeRF2MOThread::setLog2Interpolation: %u", log2Interp);
|
|
m_log2Interp = log2Interp;
|
|
}
|
|
|
|
unsigned int BladeRF2MOThread::getLog2Interpolation() const
|
|
{
|
|
return m_log2Interp;
|
|
}
|
|
|
|
void BladeRF2MOThread::setFcPos(int fcPos)
|
|
{
|
|
m_fcPos = fcPos;
|
|
}
|
|
|
|
int BladeRF2MOThread::getFcPos() const
|
|
{
|
|
return m_fcPos;
|
|
}
|
|
|
|
void BladeRF2MOThread::callback(qint16* buf, qint32 samplesPerChannel)
|
|
{
|
|
unsigned int iPart1Begin, iPart1End, iPart2Begin, iPart2End;
|
|
m_sampleFifo->readSync(samplesPerChannel/(1<<m_log2Interp), iPart1Begin, iPart1End, iPart2Begin, iPart2End);
|
|
|
|
if (iPart1Begin != iPart1End)
|
|
{
|
|
callbackPart(buf, (iPart1End - iPart1Begin)*(1<<m_log2Interp), iPart1Begin);
|
|
}
|
|
|
|
if (iPart2Begin != iPart2End)
|
|
{
|
|
unsigned int shift = (iPart1End - iPart1Begin)*(1<<m_log2Interp);
|
|
callbackPart(buf + 2*shift, (iPart2End - iPart2Begin)*(1<<m_log2Interp), iPart2Begin);
|
|
}
|
|
|
|
int status = bladerf_interleave_stream_buffer(BLADERF_TX_X2, BLADERF_FORMAT_SC16_Q11 , samplesPerChannel*2, (void *) buf);
|
|
|
|
if (status < 0)
|
|
{
|
|
qCritical("BladeRF2MOThread::callback: cannot interleave buffer: %s", bladerf_strerror(status));
|
|
return;
|
|
}
|
|
}
|
|
|
|
// Interpolate according to specified log2 (ex: log2=4 => decim=16). len is a number of samples (not a number of I or Q)
|
|
void BladeRF2MOThread::callbackPart(qint16* buf, qint32 nSamples, int iBegin)
|
|
{
|
|
for (unsigned int channel = 0; channel < 2; channel++)
|
|
{
|
|
SampleVector::iterator begin = m_sampleFifo->getData(channel).begin() + iBegin;
|
|
|
|
if (m_log2Interp == 0)
|
|
{
|
|
m_interpolators[channel].interpolate1(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
}
|
|
else
|
|
{
|
|
if (m_fcPos == 0) // Infra
|
|
{
|
|
switch (m_log2Interp)
|
|
{
|
|
case 1:
|
|
m_interpolators[channel].interpolate2_inf(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 2:
|
|
m_interpolators[channel].interpolate4_inf(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 3:
|
|
m_interpolators[channel].interpolate8_inf(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 4:
|
|
m_interpolators[channel].interpolate16_inf(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 5:
|
|
m_interpolators[channel].interpolate32_inf(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 6:
|
|
m_interpolators[channel].interpolate64_inf(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
else if (m_fcPos == 1) // Supra
|
|
{
|
|
switch (m_log2Interp)
|
|
{
|
|
case 1:
|
|
m_interpolators[channel].interpolate2_sup(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 2:
|
|
m_interpolators[channel].interpolate4_sup(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 3:
|
|
m_interpolators[channel].interpolate8_sup(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 4:
|
|
m_interpolators[channel].interpolate16_sup(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 5:
|
|
m_interpolators[channel].interpolate32_sup(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 6:
|
|
m_interpolators[channel].interpolate64_sup(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
else if (m_fcPos == 2) // Center
|
|
{
|
|
switch (m_log2Interp)
|
|
{
|
|
case 1:
|
|
m_interpolators[channel].interpolate2_cen(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 2:
|
|
m_interpolators[channel].interpolate4_cen(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 3:
|
|
m_interpolators[channel].interpolate8_cen(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 4:
|
|
m_interpolators[channel].interpolate16_cen(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 5:
|
|
m_interpolators[channel].interpolate32_cen(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
case 6:
|
|
m_interpolators[channel].interpolate64_cen(&begin, &buf[channel*2*nSamples], 2*nSamples);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|