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diff dsp/rateconversion/Decimator.h @ 247:a98a8fe967c0

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* Add decimation filter for 8x decimation
author Chris Cannam <c.cannam@qmul.ac.uk>
date Thu, 10 Jan 2008 15:14:11 +0000
parents 49844bc8a895
children 5bec06ecc88a
line wrap: on
line diff
--- a/dsp/rateconversion/Decimator.h	Thu Jan 10 15:13:48 2008 +0000
+++ b/dsp/rateconversion/Decimator.h	Thu Jan 10 15:14:11 2008 +0000
@@ -13,12 +13,15 @@
 class Decimator  
 {
 public:
-    void process( double* src, double* dst );
-    void doAntiAlias( double* src, double* dst, unsigned int length );
+    void process( const double* src, double* dst );
+    void doAntiAlias( const double* src, double* dst, unsigned int length );
 
     Decimator( unsigned int inLength, unsigned int decFactor );
     virtual ~Decimator();
 
+    int getFactor() const { return m_decFactor; }
+    static int getHighestSupportedFactor() { return 8; }
+
 private:
     void resetFilter();
     void deInitialise();