Make Resamplers container class.

1 files changed, 48 insertions, 14 deletions

diff --git a/src/chresampler.h b/src/chresampler.h
index bbe2521..4148aee 100644
--- a/src/chresampler.h
+++ b/src/chresampler.h
@@ -27,16 +27,14 @@
 #pragma once
 
 #include <memory>
-#include <stdlib.h>
 #include <config.h>
+#include <array>
 
-/**
- * Channel resampler class using either zita-resampler or secret rabbit code
- * (really!!) depending on the value of the WITH_RESAMPLER macro.
- * If WITH_RESAMPLER is unset the resampler is disabled entirely.
- * If WITH_RESAMPLER=="zita" zita-resampler will be used.
- * If WITH_RESAMPLER=="src" Secret Rabbit Code will be used.
- */
+//! Channel resampler class using either zita-resampler or secret rabbit code
+//! (really!!) depending on the value of the WITH_RESAMPLER macro.
+//! If WITH_RESAMPLER is unset the resampler is disabled entirely.
+//! If WITH_RESAMPLER=="zita" zita-resampler will be used.
+//! If WITH_RESAMPLER=="src" Secret Rabbit Code will be used.
 class CHResampler
 {
 public:
@@ -45,13 +43,13 @@ public:
 
 	void setup(double input_fs, double output_fs);
 
-	void setInputSamples(float* samples, size_t count);
-	void setOutputSamples(float* samples, size_t count);
+	void setInputSamples(float* samples, std::size_t count);
+	void setOutputSamples(float* samples, std::size_t count);
 
 	void process();
 
-	size_t getInputSampleCount() const;
-	size_t getOutputSampleCount() const;
+	std::size_t getInputSampleCount() const;
+	std::size_t getOutputSampleCount() const;
 
 	double getRatio() const;
 
@@ -60,7 +58,43 @@ private:
 	class Prv;
 	std::unique_ptr<Prv> prv;
 
-	double input_fs{44100};
-	double output_fs{44100};
+	double input_fs{44100.0};
+	double output_fs{44100.0};
 #endif /*WITH_RESAMPLER*/
 };
+
+//! Container class for the resampler array.
+class Resamplers
+{
+public:
+	void setup(double input_fs, double output_fs)
+	{
+		for(auto& resampler : resamplers)
+		{
+			resampler.setup(input_fs, output_fs);
+		}
+	}
+
+	bool isActive() const
+	{
+		return getRatio() != 1.0;
+	}
+
+	double getRatio() const
+	{
+		return resamplers[0].getRatio();
+	}
+
+
+	CHResampler& operator[](std::size_t idx)
+	{
+		return resamplers[idx];
+	}
+
+	std::size_t getOutputSampleCount() const
+	{
+		return resamplers[0].getOutputSampleCount();
+	}
+
+	std::array<CHResampler, 64> resamplers;
+};