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git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/trunk@249 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
78 lines
2.5 KiB
C++
78 lines
2.5 KiB
C++
#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 ¶meters);
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void setOutputParameters(const DirectionSpecificStreamParameters ¶meters);
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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
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