Mercurial > hg > sv-dependency-builds
diff src/portaudio/bindings/cpp/include/portaudiocpp/Device.hxx @ 4:e13257ea84a4
Add bzip2, zlib, liblo, portaudio sources
author | Chris Cannam |
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date | Wed, 20 Mar 2013 13:59:52 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/portaudio/bindings/cpp/include/portaudiocpp/Device.hxx Wed Mar 20 13:59:52 2013 +0000 @@ -0,0 +1,91 @@ +#ifndef INCLUDED_PORTAUDIO_DEVICE_HXX +#define INCLUDED_PORTAUDIO_DEVICE_HXX + +// --------------------------------------------------------------------------------------- + +#include <iterator> + +#include "portaudio.h" + +#include "portaudiocpp/SampleDataFormat.hxx" + +// --------------------------------------------------------------------------------------- + +// Forward declaration(s): +namespace portaudio +{ + class System; + class HostApi; +} + +// --------------------------------------------------------------------------------------- + +// Declaration(s): +namespace portaudio +{ + + ////// + /// @brief Class which represents a PortAudio device in the System. + /// + /// A single physical device in the system may have multiple PortAudio + /// Device representations using different HostApi 's though. A Device + /// can be half-duplex or full-duplex. A half-duplex Device can be used + /// to create a half-duplex Stream. A full-duplex Device can be used to + /// create a full-duplex Stream. If supported by the HostApi, two + /// half-duplex Devices can even be used to create a full-duplex Stream. + /// + /// Note that Device objects are very light-weight and can be passed around + /// by-value. + ////// + class Device + { + public: + // query info: name, max in channels, max out channels, + // default low/hight input/output latency, default sample rate + PaDeviceIndex index() const; + const char *name() const; + int maxInputChannels() const; + int maxOutputChannels() const; + PaTime defaultLowInputLatency() const; + PaTime defaultHighInputLatency() const; + PaTime defaultLowOutputLatency() const; + PaTime defaultHighOutputLatency() const; + double defaultSampleRate() const; + + bool isInputOnlyDevice() const; // extended + bool isOutputOnlyDevice() const; // extended + bool isFullDuplexDevice() const; // extended + bool isSystemDefaultInputDevice() const; // extended + bool isSystemDefaultOutputDevice() const; // extended + bool isHostApiDefaultInputDevice() const; // extended + bool isHostApiDefaultOutputDevice() const; // extended + + bool operator==(const Device &rhs); + bool operator!=(const Device &rhs); + + // host api reference + HostApi &hostApi(); + const HostApi &hostApi() const; + + private: + PaDeviceIndex index_; + const PaDeviceInfo *info_; + + private: + friend class System; + + explicit Device(PaDeviceIndex index); + ~Device(); + + Device(const Device &); // non-copyable + Device &operator=(const Device &); // non-copyable + }; + + // ----------------------------------------------------------------------------------- + +} // namespace portaudio + +// --------------------------------------------------------------------------------------- + +#endif // INCLUDED_PORTAUDIO_DEVICE_HXX +