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root / src / portaudio_20161030_catalina_patch / bindings / cpp / include / portaudiocpp / StreamParameters.hxx @ 164:9fa11135915a

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#ifndef INCLUDED_PORTAUDIO_STREAMPARAMETERS_HXX
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#define INCLUDED_PORTAUDIO_STREAMPARAMETERS_HXX
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// ---------------------------------------------------------------------------------------
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#include "portaudio.h"
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#include "portaudiocpp/DirectionSpecificStreamParameters.hxx"
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// ---------------------------------------------------------------------------------------
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// Declaration(s):
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namespace portaudio
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{
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	//////
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	/// @brief The entire set of parameters needed to configure and open 
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	/// a Stream.
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	///
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	/// It contains parameters of input, output and shared parameters. 
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	/// Using the isSupported() method, the StreamParameters can be 
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	/// checked if opening a Stream using this StreamParameters would 
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	/// succeed or not. Accessors are provided to higher-level parameters 
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	/// aswell as the lower-level parameters which are mainly intended for 
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	/// internal use.
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	//////
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	class StreamParameters
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	{
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	public:
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		StreamParameters();
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		StreamParameters(const DirectionSpecificStreamParameters &inputParameters, 
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			const DirectionSpecificStreamParameters &outputParameters, double sampleRate, 
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			unsigned long framesPerBuffer, PaStreamFlags flags);
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		// Set up for direction-specific:
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		void setInputParameters(const DirectionSpecificStreamParameters &parameters);
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		void setOutputParameters(const DirectionSpecificStreamParameters &parameters);
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		// Set up for common parameters:
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		void setSampleRate(double sampleRate);
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		void setFramesPerBuffer(unsigned long framesPerBuffer);
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		void setFlag(PaStreamFlags flag);
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		void unsetFlag(PaStreamFlags flag);
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		void clearFlags();
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		// Validation:
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		bool isSupported() const;
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		// Accessors (direction-specific):
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		DirectionSpecificStreamParameters &inputParameters();
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		const DirectionSpecificStreamParameters &inputParameters() const;
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		DirectionSpecificStreamParameters &outputParameters();
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		const DirectionSpecificStreamParameters &outputParameters() const;
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		// Accessors (common):
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		double sampleRate() const;
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		unsigned long framesPerBuffer() const;
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		PaStreamFlags flags() const;
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		bool isFlagSet(PaStreamFlags flag) const;
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	private:
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		// Half-duplex specific parameters:
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		DirectionSpecificStreamParameters inputParameters_;
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		DirectionSpecificStreamParameters outputParameters_;
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		// Common parameters:
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		double sampleRate_;
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		unsigned long framesPerBuffer_;
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		PaStreamFlags flags_;
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	};
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} // namespace portaudio
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// ---------------------------------------------------------------------------------------
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#endif // INCLUDED_PORTAUDIO_STREAMPARAMETERS_HXX