cannam@140: #include <iostream>
cannam@140: #include "portaudiocpp/PortAudioCpp.hxx"
cannam@140: 
cannam@140: #ifdef WIN32
cannam@140: #include "portaudiocpp/AsioDeviceAdapter.hxx"
cannam@140: #endif
cannam@140: 
cannam@140: // ---------------------------------------------------------------------------------------
cannam@140: 
cannam@140: void printSupportedStandardSampleRates(
cannam@140: 		const portaudio::DirectionSpecificStreamParameters &inputParameters, 
cannam@140: 		const portaudio::DirectionSpecificStreamParameters &outputParameters)
cannam@140: {
cannam@140: 	static double STANDARD_SAMPLE_RATES[] = {
cannam@140: 		8000.0, 9600.0, 11025.0, 12000.0, 16000.0, 22050.0, 24000.0, 32000.0,
cannam@140: 		44100.0, 48000.0, 88200.0, 96000.0, -1 }; // negative terminated list
cannam@140: 
cannam@140: 	int printCount = 0;
cannam@140: 
cannam@140: 	for (int i = 0; STANDARD_SAMPLE_RATES[i] > 0; ++i)
cannam@140: 	{
cannam@140: 		portaudio::StreamParameters tmp = portaudio::StreamParameters(inputParameters, outputParameters, STANDARD_SAMPLE_RATES[i], 0, paNoFlag);
cannam@140: 
cannam@140: 		if (tmp.isSupported())
cannam@140: 		{
cannam@140: 			if (printCount == 0)
cannam@140: 			{
cannam@140: 				std::cout << "    " << STANDARD_SAMPLE_RATES[i]; // 8.2
cannam@140: 				printCount = 1;
cannam@140: 			}
cannam@140: 			else if (printCount == 4)
cannam@140: 			{
cannam@140: 				std::cout << "," << std::endl;
cannam@140: 				std::cout << "    " << STANDARD_SAMPLE_RATES[i]; // 8.2
cannam@140: 				printCount = 1;
cannam@140: 			}
cannam@140: 			else
cannam@140: 			{
cannam@140: 				std::cout << ", " << STANDARD_SAMPLE_RATES[i]; // 8.2
cannam@140: 				++printCount;
cannam@140: 			}
cannam@140: 		}
cannam@140: 	}
cannam@140: 
cannam@140: 	if (printCount == 0)
cannam@140: 		std::cout << "None" << std::endl;
cannam@140: 	else
cannam@140: 		std::cout << std::endl;
cannam@140: }
cannam@140: 
cannam@140: // ---------------------------------------------------------------------------------------
cannam@140: 
cannam@140: int main(int, char*[]);
cannam@140: int main(int, char*[])
cannam@140: {
cannam@140: 	try
cannam@140: 	{
cannam@140: 		portaudio::AutoSystem autoSys;
cannam@140: 
cannam@140: 		portaudio::System &sys = portaudio::System::instance();
cannam@140: 
cannam@140: 		std::cout << "PortAudio version number = " << sys.version() << std::endl;
cannam@140: 		std::cout << "PortAudio version text = '" << sys.versionText() << "'" << std::endl;
cannam@140: 
cannam@140: 		int numDevices = sys.deviceCount();
cannam@140: 		std::cout << "Number of devices = " << numDevices << std::endl;
cannam@140: 
cannam@140: 		for (portaudio::System::DeviceIterator i = sys.devicesBegin(); i != sys.devicesEnd(); ++i)
cannam@140: 		{
cannam@140: 			std::cout << "--------------------------------------- device #" << (*i).index() << std::endl;
cannam@140: 
cannam@140: 			// Mark global and API specific default devices:
cannam@140: 			bool defaultDisplayed = false;
cannam@140: 
cannam@140: 			if ((*i).isSystemDefaultInputDevice())
cannam@140: 			{
cannam@140: 				std::cout << "[ Default Input";
cannam@140: 				defaultDisplayed = true;
cannam@140: 			}
cannam@140: 			else if ((*i).isHostApiDefaultInputDevice())
cannam@140: 			{
cannam@140: 				std::cout << "[ Default " << (*i).hostApi().name() << " Input";
cannam@140: 				defaultDisplayed = true;
cannam@140: 			}
cannam@140: 
cannam@140: 			if ((*i).isSystemDefaultOutputDevice())
cannam@140: 			{
cannam@140: 				std::cout << (defaultDisplayed ? "," : "[");
cannam@140: 				std::cout << " Default Output";
cannam@140: 				defaultDisplayed = true;
cannam@140: 			}
cannam@140: 			else if ((*i).isHostApiDefaultOutputDevice())
cannam@140: 			{
cannam@140: 				std::cout << (defaultDisplayed ? "," : "[");
cannam@140: 				std::cout << " Default " << (*i).hostApi().name() << " Output";
cannam@140: 				defaultDisplayed = true;
cannam@140: 			}
cannam@140: 			
cannam@140: 			if (defaultDisplayed)
cannam@140: 				std::cout << " ]" << std::endl;
cannam@140: 
cannam@140: 			// Print device info:
cannam@140: 			std::cout << "Name                        = " << (*i).name() << std::endl;
cannam@140: 			std::cout << "Host API                    = " << (*i).hostApi().name() << std::endl;
cannam@140: 			std::cout << "Max inputs = " << (*i).maxInputChannels() << ", Max outputs = " << (*i).maxOutputChannels() << std::endl;
cannam@140: 
cannam@140: 			std::cout << "Default low input latency   = " << (*i).defaultLowInputLatency() << std::endl; // 8.3
cannam@140: 			std::cout << "Default low output latency  = " << (*i).defaultLowOutputLatency() << std::endl; // 8.3
cannam@140: 			std::cout << "Default high input latency  = " << (*i).defaultHighInputLatency() << std::endl; // 8.3
cannam@140: 			std::cout << "Default high output latency = " << (*i).defaultHighOutputLatency() << std::endl; // 8.3
cannam@140: 
cannam@140: #ifdef WIN32
cannam@140: 			// ASIO specific latency information:
cannam@140: 			if ((*i).hostApi().typeId() == paASIO)
cannam@140: 			{
cannam@140: 				portaudio::AsioDeviceAdapter asioDevice((*i));
cannam@140: 
cannam@140: 				std::cout << "ASIO minimum buffer size    = " << asioDevice.minBufferSize() << std::endl;
cannam@140: 				std::cout << "ASIO maximum buffer size    = " << asioDevice.maxBufferSize() << std::endl;
cannam@140: 				std::cout << "ASIO preferred buffer size  = " << asioDevice.preferredBufferSize() << std::endl;
cannam@140: 
cannam@140: 				if (asioDevice.granularity() == -1)
cannam@140: 					std::cout << "ASIO buffer granularity     = power of 2" << std::endl;
cannam@140: 				else
cannam@140: 					std::cout << "ASIO buffer granularity     = " << asioDevice.granularity() << std::endl;
cannam@140: 			}
cannam@140: #endif // WIN32
cannam@140: 
cannam@140: 			std::cout << "Default sample rate         = " << (*i).defaultSampleRate() << std::endl; // 8.2
cannam@140: 
cannam@140: 			// Poll for standard sample rates:
cannam@140: 			portaudio::DirectionSpecificStreamParameters inputParameters((*i), (*i).maxInputChannels(), portaudio::INT16, true, 0.0, NULL);
cannam@140: 			portaudio::DirectionSpecificStreamParameters outputParameters((*i), (*i).maxOutputChannels(), portaudio::INT16, true, 0.0, NULL);
cannam@140: 
cannam@140: 			if (inputParameters.numChannels() > 0)
cannam@140: 			{
cannam@140: 				std::cout << "Supported standard sample rates" << std::endl;
cannam@140: 				std::cout << " for half-duplex 16 bit " << inputParameters.numChannels() << " channel input = " << std::endl;
cannam@140: 				printSupportedStandardSampleRates(inputParameters, portaudio::DirectionSpecificStreamParameters::null());
cannam@140: 			}
cannam@140: 
cannam@140: 			if (outputParameters.numChannels() > 0)
cannam@140: 			{
cannam@140: 				std::cout << "Supported standard sample rates" << std::endl;
cannam@140: 				std::cout << " for half-duplex 16 bit " << outputParameters.numChannels() << " channel output = " << std::endl;
cannam@140: 				printSupportedStandardSampleRates(portaudio::DirectionSpecificStreamParameters::null(), outputParameters);
cannam@140: 			}
cannam@140: 
cannam@140: 			if (inputParameters.numChannels() > 0 && outputParameters.numChannels() > 0)
cannam@140: 			{
cannam@140: 				std::cout << "Supported standard sample rates" << std::endl;
cannam@140: 				std::cout << " for full-duplex 16 bit " << inputParameters.numChannels() << " channel input, " << outputParameters.numChannels() << " channel output = " << std::endl;
cannam@140: 				printSupportedStandardSampleRates(inputParameters, outputParameters);
cannam@140: 			}
cannam@140: 		}
cannam@140: 
cannam@140: 		std::cout << "----------------------------------------------" << std::endl;
cannam@140: 	}
cannam@140: 	catch (const portaudio::PaException &e)
cannam@140: 	{
cannam@140: 		std::cout << "A PortAudio error occured: " << e.paErrorText() << std::endl;
cannam@140: 	}
cannam@140: 	catch (const portaudio::PaCppException &e)
cannam@140: 	{
cannam@140: 		std::cout << "A PortAudioCpp error occured: " << e.what() << std::endl;
cannam@140: 	}
cannam@140: 	catch (const std::exception &e)
cannam@140: 	{
cannam@140: 		std::cout << "A generic exception occured: " << e.what() << std::endl;
cannam@140: 	}
cannam@140: 	catch (...)
cannam@140: 	{
cannam@140: 		std::cout << "An unknown exception occured." << std::endl;
cannam@140: 	}
cannam@140: 
cannam@140: 	return 0;
cannam@140: }