- Add missing bits of portaudio

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@249 ab8295b8-cf94-4d9e-aec4-7959e3be5d79

portaudio-v19/bindings/cpp/include/portaudiocpp/DirectionSpecificStreamParameters.hxx

@@ -0,0 +1,77 @@
+#ifndef INCLUDED_PORTAUDIO_SINGLEDIRECTIONSTREAMPARAMETERS_HXX
+#define INCLUDED_PORTAUDIO_SINGLEDIRECTIONSTREAMPARAMETERS_HXX
+
+// ---------------------------------------------------------------------------------------
+
+#include <cstddef>
+
+#include "portaudio.h"
+
+#include "portaudiocpp/System.hxx"
+#include "portaudiocpp/SampleDataFormat.hxx"
+
+// ---------------------------------------------------------------------------------------
+
+// Forward declaration(s):
+namespace portaudio
+{
+	class Device;
+}
+
+// ---------------------------------------------------------------------------------------
+
+// Declaration(s):
+namespace portaudio
+{
+
+	//////
+	/// @brief All parameters for one direction (either in or out) of a Stream. Together with 
+	/// parameters common to both directions, two DirectionSpecificStreamParameters can make up 
+	/// a StreamParameters object which contains all parameters for a Stream.
+	//////
+	class DirectionSpecificStreamParameters
+	{
+	public:
+		static DirectionSpecificStreamParameters null();
+
+		DirectionSpecificStreamParameters();
+		DirectionSpecificStreamParameters(const Device &device, int numChannels, SampleDataFormat format, 
+			bool interleaved, PaTime suggestedLatency, void *hostApiSpecificStreamInfo);
+
+		// Set up methods:
+		void setDevice(const Device &device);
+		void setNumChannels(int numChannels);
+
+		void setSampleFormat(SampleDataFormat format, bool interleaved = true);
+		void setHostApiSpecificSampleFormat(PaSampleFormat format, bool interleaved = true);
+
+		void setSuggestedLatency(PaTime latency);
+
+		void setHostApiSpecificStreamInfo(void *streamInfo);
+
+		// Accessor methods:
+		PaStreamParameters *paStreamParameters();
+		const PaStreamParameters *paStreamParameters() const;
+
+		Device &device() const;
+		int numChannels() const;
+
+		SampleDataFormat sampleFormat() const;
+		bool isSampleFormatInterleaved() const;
+		bool isSampleFormatHostApiSpecific() const;
+		PaSampleFormat hostApiSpecificSampleFormat() const;
+
+		PaTime suggestedLatency() const;
+
+		void *hostApiSpecificStreamInfo() const;
+	
+	private:
+		PaStreamParameters paStreamParameters_;
+	};
+
+
+} // namespace portaudio
+
+// ---------------------------------------------------------------------------------------
+
+#endif // INCLUDED_PORTAUDIO_SINGLEDIRECTIONSTREAMPARAMETERS_HXX