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This commit is contained in:
John Greb 2014-11-11 12:01:42 +00:00
parent b68e76a66d
commit 1a46bf391e
1 changed files with 3 additions and 3 deletions
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6
plugins/samplesource/rtlsdr/rtlsdrthread.cpp
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@ -77,7 +77,7 @@ void RTLSDRThread::run()
void RTLSDRThread::decimate2(SampleVector::iterator* it, const quint8* buf, qint32 len)
{
qint16 xreal, yimag;
for (int pos = 0; pos < len + 7; pos += 8) {
for (int pos = 0; pos < len - 7; pos += 8) {
xreal = buf[pos+0] - buf[pos+3];
yimag = buf[pos+1] + buf[pos+2] - 255;
Sample s( xreal << 3, yimag << 3 );
@ -93,7 +93,7 @@ void RTLSDRThread::decimate2(SampleVector::iterator* it, const quint8* buf, qint
void RTLSDRThread::decimate4(SampleVector::iterator* it, const quint8* buf, qint32 len)
{
qint16 xreal, yimag;
for (int pos = 0; pos < len + 7; pos += 8) {
for (int pos = 0; pos < len - 7; pos += 8) {
xreal = buf[pos+0] - buf[pos+3] + buf[pos+7] - buf[pos+4];
yimag = buf[pos+1] - buf[pos+5] + buf[pos+2] - buf[pos+6];
Sample s( xreal << 4, yimag << 4 );
@ -105,7 +105,7 @@ void RTLSDRThread::decimate4(SampleVector::iterator* it, const quint8* buf, qint
void RTLSDRThread::decimate8(SampleVector::iterator* it, const quint8* buf, qint32 len)
{
qint16 xreal, yimag;
for (int pos = 0; pos < len + 15; pos += 8) {
for (int pos = 0; pos < len - 15; pos += 8) {
xreal = buf[pos+0] - buf[pos+3] + buf[pos+7] - buf[pos+4];
yimag = buf[pos+1] - buf[pos+5] + buf[pos+2] - buf[pos+6];
pos += 8;