Chris@4: #include <iostream>
Chris@4: #include "portaudiocpp/PortAudioCpp.hxx"
Chris@4: 
Chris@4: #ifdef WIN32
Chris@4: #include "portaudiocpp/AsioDeviceAdapter.hxx"
Chris@4: #endif
Chris@4: 
Chris@4: // ---------------------------------------------------------------------------------------
Chris@4: 
Chris@4: void printSupportedStandardSampleRates(
Chris@4: 		const portaudio::DirectionSpecificStreamParameters &inputParameters, 
Chris@4: 		const portaudio::DirectionSpecificStreamParameters &outputParameters)
Chris@4: {
Chris@4: 	static double STANDARD_SAMPLE_RATES[] = {
Chris@4: 		8000.0, 9600.0, 11025.0, 12000.0, 16000.0, 22050.0, 24000.0, 32000.0,
Chris@4: 		44100.0, 48000.0, 88200.0, 96000.0, -1 }; // negative terminated list
Chris@4: 
Chris@4: 	int printCount = 0;
Chris@4: 
Chris@4: 	for (int i = 0; STANDARD_SAMPLE_RATES[i] > 0; ++i)
Chris@4: 	{
Chris@4: 		portaudio::StreamParameters tmp = portaudio::StreamParameters(inputParameters, outputParameters, STANDARD_SAMPLE_RATES[i], 0, paNoFlag);
Chris@4: 
Chris@4: 		if (tmp.isSupported())
Chris@4: 		{
Chris@4: 			if (printCount == 0)
Chris@4: 			{
Chris@4: 				std::cout << "    " << STANDARD_SAMPLE_RATES[i]; // 8.2
Chris@4: 				printCount = 1;
Chris@4: 			}
Chris@4: 			else if (printCount == 4)
Chris@4: 			{
Chris@4: 				std::cout << "," << std::endl;
Chris@4: 				std::cout << "    " << STANDARD_SAMPLE_RATES[i]; // 8.2
Chris@4: 				printCount = 1;
Chris@4: 			}
Chris@4: 			else
Chris@4: 			{
Chris@4: 				std::cout << ", " << STANDARD_SAMPLE_RATES[i]; // 8.2
Chris@4: 				++printCount;
Chris@4: 			}
Chris@4: 		}
Chris@4: 	}
Chris@4: 
Chris@4: 	if (printCount == 0)
Chris@4: 		std::cout << "None" << std::endl;
Chris@4: 	else
Chris@4: 		std::cout << std::endl;
Chris@4: }
Chris@4: 
Chris@4: // ---------------------------------------------------------------------------------------
Chris@4: 
Chris@4: int main(int, char*[]);
Chris@4: int main(int, char*[])
Chris@4: {
Chris@4: 	try
Chris@4: 	{
Chris@4: 		portaudio::AutoSystem autoSys;
Chris@4: 
Chris@4: 		portaudio::System &sys = portaudio::System::instance();
Chris@4: 
Chris@4: 		std::cout << "PortAudio version number = " << sys.version() << std::endl;
Chris@4: 		std::cout << "PortAudio version text = '" << sys.versionText() << "'" << std::endl;
Chris@4: 
Chris@4: 		int numDevices = sys.deviceCount();
Chris@4: 		std::cout << "Number of devices = " << numDevices << std::endl;
Chris@4: 
Chris@4: 		for (portaudio::System::DeviceIterator i = sys.devicesBegin(); i != sys.devicesEnd(); ++i)
Chris@4: 		{
Chris@4: 			std::cout << "--------------------------------------- device #" << (*i).index() << std::endl;
Chris@4: 
Chris@4: 			// Mark global and API specific default devices:
Chris@4: 			bool defaultDisplayed = false;
Chris@4: 
Chris@4: 			if ((*i).isSystemDefaultInputDevice())
Chris@4: 			{
Chris@4: 				std::cout << "[ Default Input";
Chris@4: 				defaultDisplayed = true;
Chris@4: 			}
Chris@4: 			else if ((*i).isHostApiDefaultInputDevice())
Chris@4: 			{
Chris@4: 				std::cout << "[ Default " << (*i).hostApi().name() << " Input";
Chris@4: 				defaultDisplayed = true;
Chris@4: 			}
Chris@4: 
Chris@4: 			if ((*i).isSystemDefaultOutputDevice())
Chris@4: 			{
Chris@4: 				std::cout << (defaultDisplayed ? "," : "[");
Chris@4: 				std::cout << " Default Output";
Chris@4: 				defaultDisplayed = true;
Chris@4: 			}
Chris@4: 			else if ((*i).isHostApiDefaultOutputDevice())
Chris@4: 			{
Chris@4: 				std::cout << (defaultDisplayed ? "," : "[");
Chris@4: 				std::cout << " Default " << (*i).hostApi().name() << " Output";
Chris@4: 				defaultDisplayed = true;
Chris@4: 			}
Chris@4: 			
Chris@4: 			if (defaultDisplayed)
Chris@4: 				std::cout << " ]" << std::endl;
Chris@4: 
Chris@4: 			// Print device info:
Chris@4: 			std::cout << "Name                        = " << (*i).name() << std::endl;
Chris@4: 			std::cout << "Host API                    = " << (*i).hostApi().name() << std::endl;
Chris@4: 			std::cout << "Max inputs = " << (*i).maxInputChannels() << ", Max outputs = " << (*i).maxOutputChannels() << std::endl;
Chris@4: 
Chris@4: 			std::cout << "Default low input latency   = " << (*i).defaultLowInputLatency() << std::endl; // 8.3
Chris@4: 			std::cout << "Default low output latency  = " << (*i).defaultLowOutputLatency() << std::endl; // 8.3
Chris@4: 			std::cout << "Default high input latency  = " << (*i).defaultHighInputLatency() << std::endl; // 8.3
Chris@4: 			std::cout << "Default high output latency = " << (*i).defaultHighOutputLatency() << std::endl; // 8.3
Chris@4: 
Chris@4: #ifdef WIN32
Chris@4: 			// ASIO specific latency information:
Chris@4: 			if ((*i).hostApi().typeId() == paASIO)
Chris@4: 			{
Chris@4: 				portaudio::AsioDeviceAdapter asioDevice((*i));
Chris@4: 
Chris@4: 				std::cout << "ASIO minimum buffer size    = " << asioDevice.minBufferSize() << std::endl;
Chris@4: 				std::cout << "ASIO maximum buffer size    = " << asioDevice.maxBufferSize() << std::endl;
Chris@4: 				std::cout << "ASIO preferred buffer size  = " << asioDevice.preferredBufferSize() << std::endl;
Chris@4: 
Chris@4: 				if (asioDevice.granularity() == -1)
Chris@4: 					std::cout << "ASIO buffer granularity     = power of 2" << std::endl;
Chris@4: 				else
Chris@4: 					std::cout << "ASIO buffer granularity     = " << asioDevice.granularity() << std::endl;
Chris@4: 			}
Chris@4: #endif // WIN32
Chris@4: 
Chris@4: 			std::cout << "Default sample rate         = " << (*i).defaultSampleRate() << std::endl; // 8.2
Chris@4: 
Chris@4: 			// Poll for standard sample rates:
Chris@4: 			portaudio::DirectionSpecificStreamParameters inputParameters((*i), (*i).maxInputChannels(), portaudio::INT16, true, 0.0, NULL);
Chris@4: 			portaudio::DirectionSpecificStreamParameters outputParameters((*i), (*i).maxOutputChannels(), portaudio::INT16, true, 0.0, NULL);
Chris@4: 
Chris@4: 			if (inputParameters.numChannels() > 0)
Chris@4: 			{
Chris@4: 				std::cout << "Supported standard sample rates" << std::endl;
Chris@4: 				std::cout << " for half-duplex 16 bit " << inputParameters.numChannels() << " channel input = " << std::endl;
Chris@4: 				printSupportedStandardSampleRates(inputParameters, portaudio::DirectionSpecificStreamParameters::null());
Chris@4: 			}
Chris@4: 
Chris@4: 			if (outputParameters.numChannels() > 0)
Chris@4: 			{
Chris@4: 				std::cout << "Supported standard sample rates" << std::endl;
Chris@4: 				std::cout << " for half-duplex 16 bit " << outputParameters.numChannels() << " channel output = " << std::endl;
Chris@4: 				printSupportedStandardSampleRates(portaudio::DirectionSpecificStreamParameters::null(), outputParameters);
Chris@4: 			}
Chris@4: 
Chris@4: 			if (inputParameters.numChannels() > 0 && outputParameters.numChannels() > 0)
Chris@4: 			{
Chris@4: 				std::cout << "Supported standard sample rates" << std::endl;
Chris@4: 				std::cout << " for full-duplex 16 bit " << inputParameters.numChannels() << " channel input, " << outputParameters.numChannels() << " channel output = " << std::endl;
Chris@4: 				printSupportedStandardSampleRates(inputParameters, outputParameters);
Chris@4: 			}
Chris@4: 		}
Chris@4: 
Chris@4: 		std::cout << "----------------------------------------------" << std::endl;
Chris@4: 	}
Chris@4: 	catch (const portaudio::PaException &e)
Chris@4: 	{
Chris@4: 		std::cout << "A PortAudio error occured: " << e.paErrorText() << std::endl;
Chris@4: 	}
Chris@4: 	catch (const portaudio::PaCppException &e)
Chris@4: 	{
Chris@4: 		std::cout << "A PortAudioCpp error occured: " << e.what() << std::endl;
Chris@4: 	}
Chris@4: 	catch (const std::exception &e)
Chris@4: 	{
Chris@4: 		std::cout << "A generic exception occured: " << e.what() << std::endl;
Chris@4: 	}
Chris@4: 	catch (...)
Chris@4: 	{
Chris@4: 		std::cout << "An unknown exception occured." << std::endl;
Chris@4: 	}
Chris@4: 
Chris@4: 	return 0;
Chris@4: }