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RTL-SDR: corrected bit shifts for 8 bit samples and corrected RTL-SDR unsigned to signed conversion

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This commit is contained in:
f4exb
2018-01-15 23:37:26 +01:00
parent 39b20bb71f
commit 18fa3b6156
3 changed files with 14 additions and 11 deletions
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plugins/samplesource/rtlsdr/rtlsdrthread.cpp
+5 -2
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@@ -88,7 +88,7 @@ void RTLSDRThread::run()
}
// Decimate according to specified log2 (ex: log2=4 => decim=16)
void RTLSDRThread::callback(const quint8* buf, qint32 len)
void RTLSDRThread::callback(const qint8* buf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
@@ -178,6 +178,9 @@ void RTLSDRThread::callback(const quint8* buf, qint32 len)
void RTLSDRThread::callbackHelper(unsigned char* buf, uint32_t len, void* ctx)
{
RTLSDRThread* thread = (RTLSDRThread*)ctx;
thread->callback(buf, len);
for (unsigned int i = 0; i < len; i++) {
buf[i] = buf[i] - 127;
}
thread->callback((qint8 *) buf, len);
}