Activating third-octave filterbank with Burg coefficient design as default in...

Activating third-octave filterbank with Burg coefficient design as default in binaural free-field renderer

conf/VACore.ini.proto

@@ -157,7 +157,7 @@ MotionModelLogEstimatedOutputSources = false
 MotionModelLogInputListener = false
 MotionModelLogEstimatedOutputListener = false
 SwitchingAlgorithm = linear
-FilterBankType = IIR
+FilterBankType = iir_burg_order4
 
 [Renderer:MyAmbientMixer]
 class = AmbientMixer

src/Rendering/Binaural/FreeField/VABinauralFreeFieldAudioRenderer.cpp

@@ -330,11 +330,15 @@ void CVABinauralFreeFieldAudioRenderer::Init( const CVAStruct& oArgs )
 		ITA_EXCEPT1( INVALID_PARAMETER, "Unrecognized interpolation algorithm '" + sVLDInterpolationAlgorithm + "' in BinauralFreefieldAudioRendererConfig" );
 
 	std::string sFilterBankType;
-	conf.OptString( "FilterBankType", sFilterBankType, "iir" );
+	conf.OptString( "FilterBankType", sFilterBankType, "iir_burg_order4" );
 	if( toLowercase( sFilterBankType ) == "fir" )
 		m_iFilterBankType = CITAThirdOctaveFilterbank::FIR_SPLINE_LINEAR_PHASE;
-	else
+	if( toLowercase( sFilterBankType ) == "iir_biquads_order10" )
+		m_iFilterBankType = CITAThirdOctaveFilterbank::IIR_BIQUADS_ORDER10;
+	if( toLowercase( sFilterBankType ) == "iir_burg_order10" )
 		m_iFilterBankType = CITAThirdOctaveFilterbank::IIR_BIQUADS_ORDER10;
+	else
+		m_iFilterBankType = CITAThirdOctaveFilterbank::IIR_BURG_ORDER4;
 
 	conf.OptInteger( "HRIRFilterLength", m_iHRIRFilterLength, 256 );