VE7UWU/sdrangel
1
0
Fork 0
mirror of https://github.com/f4exb/sdrangel.git synced 2026-06-02 14:04:46 -04:00
Code Issues Projects Releases Wiki Activity

Audio input: Added Fc control

Browse Source
This commit is contained in:
f4exb
2023-03-11 09:56:18 +01:00
parent e606805beb
commit 683bf51d0e
17 changed files with 264 additions and 40 deletions
Download Patch File Download Diff File Expand all files Collapse all files
plugins/samplesource/audioinput/audioinputworker.cpp
+84 -25
View File
@@ -107,31 +107,90 @@ void AudioInputWorker::decimate(qint16 *buf, unsigned int nbRead)
{
SampleVector::iterator it = m_convertBuffer.begin();
switch (m_log2Decim)
{
case 0:
m_decimatorsIQ.decimate1(&it, buf, 2*nbRead);
break;
case 1:
m_decimatorsIQ.decimate2_cen(&it, buf, 2*nbRead);
break;
case 2:
m_decimatorsIQ.decimate4_cen(&it, buf, 2*nbRead);
break;
case 3:
m_decimatorsIQ.decimate8_cen(&it, buf, 2*nbRead);
break;
case 4:
m_decimatorsIQ.decimate16_cen(&it, buf, 2*nbRead);
break;
case 5:
m_decimatorsIQ.decimate32_cen(&it, buf, 2*nbRead);
break;
case 6:
m_decimatorsIQ.decimate64_cen(&it, buf, 2*nbRead);
break;
default:
break;
if (m_log2Decim == 0)
{
m_decimatorsIQ.decimate1(&it, buf, 2*nbRead);
}
else
{
if (m_fcPos == 0) // Infradyne
{
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_inf(&it, buf, 2*nbRead);
break;
case 2:
m_decimatorsIQ.decimate4_inf(&it, buf, 2*nbRead);
break;
case 3:
m_decimatorsIQ.decimate8_inf(&it, buf, 2*nbRead);
break;
case 4:
m_decimatorsIQ.decimate16_inf(&it, buf, 2*nbRead);
break;
case 5:
m_decimatorsIQ.decimate32_inf(&it, buf, 2*nbRead);
break;
case 6:
m_decimatorsIQ.decimate64_inf(&it, buf, 2*nbRead);
break;
default:
break;
}
}
else if (m_fcPos == 1) // Supradyne
{
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_sup(&it, buf, 2*nbRead);
break;
case 2:
m_decimatorsIQ.decimate4_sup(&it, buf, 2*nbRead);
break;
case 3:
m_decimatorsIQ.decimate8_sup(&it, buf, 2*nbRead);
break;
case 4:
m_decimatorsIQ.decimate16_sup(&it, buf, 2*nbRead);
break;
case 5:
m_decimatorsIQ.decimate32_sup(&it, buf, 2*nbRead);
break;
case 6:
m_decimatorsIQ.decimate64_sup(&it, buf, 2*nbRead);
break;
default:
break;
}
}
else // centered
{
switch (m_log2Decim)
{
case 1:
m_decimatorsIQ.decimate2_cen(&it, buf, 2*nbRead);
break;
case 2:
m_decimatorsIQ.decimate4_cen(&it, buf, 2*nbRead);
break;
case 3:
m_decimatorsIQ.decimate8_cen(&it, buf, 2*nbRead);
break;
case 4:
m_decimatorsIQ.decimate16_cen(&it, buf, 2*nbRead);
break;
case 5:
m_decimatorsIQ.decimate32_cen(&it, buf, 2*nbRead);
break;
case 6:
m_decimatorsIQ.decimate64_cen(&it, buf, 2*nbRead);
break;
default:
break;
}
}
}
m_sampleFifo->write(m_convertBuffer.begin(), it);