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Airspy, BladeRF, HackRF, PlutoSDR, RTLSDR, SDRPlay: fixed frequency setting when changing decimation with fc position change

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This commit is contained in:
f4exb
2018-01-20 03:28:30 +01:00
parent ce499c73bb
commit 057a8f94bb
14 changed files with 144 additions and 219 deletions
Download Patch File Download Diff File Expand all files Collapse all files
plugins/samplesource/limesdrinput/limesdrinputthread.cpp
+24 -89
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@@ -25,8 +25,7 @@ LimeSDRInputThread::LimeSDRInputThread(lms_stream_t* stream, SampleSinkFifo* sam
m_stream(stream),
m_convertBuffer(LIMESDR_BLOCKSIZE),
m_sampleFifo(sampleFifo),
m_log2Decim(0),
m_fcPos(LimeSDRInputSettings::FC_POS_CENTER)
m_log2Decim(0)
{
}
@@ -73,11 +72,6 @@ void LimeSDRInputThread::setLog2Decimation(unsigned int log2_decim)
m_log2Decim = log2_decim;
}
void LimeSDRInputThread::setFcPos(int fcPos)
{
m_fcPos = fcPos;
}
void LimeSDRInputThread::run()
{
int res;
@@ -108,90 +102,31 @@ void LimeSDRInputThread::callback(const qint16* buf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
if (m_log2Decim == 0)
switch (m_log2Decim)
{
case 0:
m_decimators.decimate1(&it, buf, len);
}
else
{
if (m_fcPos == 0) // Infra
{
switch (m_log2Decim)
{
case 1:
m_decimators.decimate2_inf(&it, buf, len);
break;
case 2:
m_decimators.decimate4_inf(&it, buf, len);
break;
case 3:
m_decimators.decimate8_inf(&it, buf, len);
break;
case 4:
m_decimators.decimate16_inf(&it, buf, len);
break;
case 5:
m_decimators.decimate32_inf(&it, buf, len);
break;
case 6:
m_decimators.decimate64_inf(&it, buf, len);
break;
default:
break;
}
}
else if (m_fcPos == 1) // Supra
{
switch (m_log2Decim)
{
case 1:
m_decimators.decimate2_sup(&it, buf, len);
break;
case 2:
m_decimators.decimate4_sup(&it, buf, len);
break;
case 3:
m_decimators.decimate8_sup(&it, buf, len);
break;
case 4:
m_decimators.decimate16_sup(&it, buf, len);
break;
case 5:
m_decimators.decimate32_sup(&it, buf, len);
break;
case 6:
m_decimators.decimate64_sup(&it, buf, len);
break;
default:
break;
}
}
else if (m_fcPos == 2) // Center
{
switch (m_log2Decim)
{
case 1:
m_decimators.decimate2_cen(&it, buf, len);
break;
case 2:
m_decimators.decimate4_cen(&it, buf, len);
break;
case 3:
m_decimators.decimate8_cen(&it, buf, len);
break;
case 4:
m_decimators.decimate16_cen(&it, buf, len);
break;
case 5:
m_decimators.decimate32_cen(&it, buf, len);
break;
case 6:
m_decimators.decimate64_cen(&it, buf, len);
break;
default:
break;
}
}
break;
case 1:
m_decimators.decimate2_cen(&it, buf, len);
break;
case 2:
m_decimators.decimate4_cen(&it, buf, len);
break;
case 3:
m_decimators.decimate8_cen(&it, buf, len);
break;
case 4:
m_decimators.decimate16_cen(&it, buf, len);
break;
case 5:
m_decimators.decimate32_cen(&it, buf, len);
break;
case 6:
m_decimators.decimate64_cen(&it, buf, len);
break;
default:
break;
}
m_sampleFifo->write(m_convertBuffer.begin(), it);