ATV plugins: Windows build updates

plugins/channelrx/demodatv/atvdemod.cpp

@@ -257,9 +257,13 @@ void ATVDemod::demod(Complex& c)
 
     //********** demodulation **********
 
+#if defined(_WINDOWS_)
+    float fltI = m_objRFRunning.m_blnFFTFiltering ? m_DSBFilterBuffer[m_DSBFilterBufferIndex-1].real() : c.real();
+    float fltQ = m_objRFRunning.m_blnFFTFiltering ? m_DSBFilterBuffer[m_DSBFilterBufferIndex-1].imag() : c.imag();
+#else
     float& fltI = m_objRFRunning.m_blnFFTFiltering ? m_DSBFilterBuffer[m_DSBFilterBufferIndex-1].real() : c.real();
     float& fltQ = m_objRFRunning.m_blnFFTFiltering ? m_DSBFilterBuffer[m_DSBFilterBufferIndex-1].imag() : c.imag();
-
+#endif
     double magSq = fltI*fltI + fltQ*fltQ;
     m_objMagSqAverage.feed(magSq);
 

sdrbase/sdrbase.pro

@@ -64,6 +64,7 @@ SOURCES += mainwindow.cpp\
         dsp/ncof.cpp\
         dsp/pidcontroller.cpp\
         dsp/phaselock.cpp\
+        dsp/recursivefilters.cpp\
         dsp/samplesinkfifo.cpp\
         dsp/samplesourcefifo.cpp\
         dsp/samplesinkfifodoublebuffered.cpp\
@@ -169,6 +170,7 @@ HEADERS  += mainwindow.h\
         dsp/phasediscri.h\
         dsp/phaselock.h\
         dsp/pidcontroller.h\
+        dsp/recursivefilters.h\
         dsp/samplesinkfifo.h\
         dsp/samplesourcefifo.h\
         dsp/samplesinkfifodoublebuffered.h\