cannam@124: #include "portaudiocpp/Device.hxx"
cannam@124: 
cannam@124: #include <cstddef>
cannam@124: 
cannam@124: #include "portaudiocpp/HostApi.hxx"
cannam@124: #include "portaudiocpp/System.hxx"
cannam@124: #include "portaudiocpp/Exception.hxx"
cannam@124: 
cannam@124: namespace portaudio
cannam@124: {
cannam@124: 
cannam@124: 		// -------------------------------------------------------------------------------
cannam@124: 
cannam@124: 		Device::Device(PaDeviceIndex index) : index_(index)
cannam@124: 		{
cannam@124: 			if (index == paNoDevice)
cannam@124: 				info_ = NULL;
cannam@124: 			else
cannam@124: 				info_ = Pa_GetDeviceInfo(index);
cannam@124: 		}
cannam@124: 
cannam@124: 		Device::~Device()
cannam@124: 		{
cannam@124: 		}
cannam@124: 
cannam@124: 		PaDeviceIndex Device::index() const
cannam@124: 		{
cannam@124: 			return index_;
cannam@124: 		}
cannam@124: 
cannam@124: 		const char *Device::name() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return "";
cannam@124: 
cannam@124: 			return info_->name;
cannam@124: 		}
cannam@124: 
cannam@124: 		int Device::maxInputChannels() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return 0;
cannam@124: 
cannam@124: 			return info_->maxInputChannels;
cannam@124: 		}
cannam@124: 
cannam@124: 		int Device::maxOutputChannels() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return 0;
cannam@124: 
cannam@124: 			return info_->maxOutputChannels;
cannam@124: 		}
cannam@124: 
cannam@124: 		PaTime Device::defaultLowInputLatency() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return static_cast<PaTime>(0.0);
cannam@124: 
cannam@124: 			return info_->defaultLowInputLatency;
cannam@124: 		}
cannam@124: 
cannam@124: 		PaTime Device::defaultHighInputLatency() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return static_cast<PaTime>(0.0);
cannam@124: 
cannam@124: 			return info_->defaultHighInputLatency;
cannam@124: 		}
cannam@124: 
cannam@124: 		PaTime Device::defaultLowOutputLatency() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return static_cast<PaTime>(0.0);
cannam@124: 
cannam@124: 			return info_->defaultLowOutputLatency;
cannam@124: 		}
cannam@124: 
cannam@124: 		PaTime Device::defaultHighOutputLatency() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return static_cast<PaTime>(0.0);
cannam@124: 
cannam@124: 			return info_->defaultHighOutputLatency;
cannam@124: 		}
cannam@124: 
cannam@124: 		double Device::defaultSampleRate() const
cannam@124: 		{
cannam@124: 			if (info_ == NULL)
cannam@124: 				return 0.0;
cannam@124: 
cannam@124: 			return info_->defaultSampleRate;
cannam@124: 		}
cannam@124: 
cannam@124: 		// -------------------------------------------------------------------------------
cannam@124: 
cannam@124: 		bool Device::isInputOnlyDevice() const
cannam@124: 		{
cannam@124: 			return (maxOutputChannels() == 0);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::isOutputOnlyDevice() const
cannam@124: 		{
cannam@124: 			return (maxInputChannels() == 0);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::isFullDuplexDevice() const
cannam@124: 		{
cannam@124: 			return (maxInputChannels() > 0 && maxOutputChannels() > 0);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::isSystemDefaultInputDevice() const
cannam@124: 		{
cannam@124: 			return (System::instance().defaultInputDevice() == *this);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::isSystemDefaultOutputDevice() const
cannam@124: 		{
cannam@124: 			return (System::instance().defaultOutputDevice() == *this);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::isHostApiDefaultInputDevice() const
cannam@124: 		{
cannam@124: 			return (hostApi().defaultInputDevice() == *this);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::isHostApiDefaultOutputDevice() const
cannam@124: 		{
cannam@124: 			return (hostApi().defaultOutputDevice() == *this);
cannam@124: 		}
cannam@124: 
cannam@124: 		// -------------------------------------------------------------------------------
cannam@124: 
cannam@124: 		bool Device::operator==(const Device &rhs)
cannam@124: 		{
cannam@124: 			return (index_ == rhs.index_);
cannam@124: 		}
cannam@124: 
cannam@124: 		bool Device::operator!=(const Device &rhs)
cannam@124: 		{
cannam@124: 			return !(*this == rhs);
cannam@124: 		}
cannam@124: 
cannam@124: 		// -------------------------------------------------------------------------------
cannam@124: 
cannam@124: 		HostApi &Device::hostApi()
cannam@124: 		{
cannam@124: 			// NOTE: will cause an exception when called for the null device
cannam@124: 			if (info_ == NULL)
cannam@124: 				throw PaException(paInternalError);
cannam@124: 
cannam@124: 			return System::instance().hostApiByIndex(info_->hostApi);
cannam@124: 		}
cannam@124: 
cannam@124: 		const HostApi &Device::hostApi() const
cannam@124: 		{
cannam@124: 			// NOTE; will cause an exception when called for the null device
cannam@124: 			if (info_ == NULL)
cannam@124: 				throw PaException(paInternalError);
cannam@124: 
cannam@124: 			return System::instance().hostApiByIndex(info_->hostApi);
cannam@124: 		}
cannam@124: 
cannam@124: 		// -------------------------------------------------------------------------------
cannam@124: 
cannam@124: } // namespace portaudio
cannam@124: 
cannam@124: