gearmulator

Emulation of classic VA synths of the late 90s/2000s that are based on Motorola 56300 family DSPs
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devs.cxx (6251B)


      1 #include <iostream>
      2 #include "portaudiocpp/PortAudioCpp.hxx"
      3 
      4 #ifdef WIN32
      5 #include "portaudiocpp/AsioDeviceAdapter.hxx"
      6 #endif
      7 
      8 // ---------------------------------------------------------------------------------------
      9 
     10 void printSupportedStandardSampleRates(
     11 		const portaudio::DirectionSpecificStreamParameters &inputParameters, 
     12 		const portaudio::DirectionSpecificStreamParameters &outputParameters)
     13 {
     14 	static double STANDARD_SAMPLE_RATES[] = {
     15 		8000.0, 9600.0, 11025.0, 12000.0, 16000.0, 22050.0, 24000.0, 32000.0,
     16 		44100.0, 48000.0, 88200.0, 96000.0, -1 }; // negative terminated list
     17 
     18 	int printCount = 0;
     19 
     20 	for (int i = 0; STANDARD_SAMPLE_RATES[i] > 0; ++i)
     21 	{
     22 		portaudio::StreamParameters tmp = portaudio::StreamParameters(inputParameters, outputParameters, STANDARD_SAMPLE_RATES[i], 0, paNoFlag);
     23 
     24 		if (tmp.isSupported())
     25 		{
     26 			if (printCount == 0)
     27 			{
     28 				std::cout << "    " << STANDARD_SAMPLE_RATES[i]; // 8.2
     29 				printCount = 1;
     30 			}
     31 			else if (printCount == 4)
     32 			{
     33 				std::cout << "," << std::endl;
     34 				std::cout << "    " << STANDARD_SAMPLE_RATES[i]; // 8.2
     35 				printCount = 1;
     36 			}
     37 			else
     38 			{
     39 				std::cout << ", " << STANDARD_SAMPLE_RATES[i]; // 8.2
     40 				++printCount;
     41 			}
     42 		}
     43 	}
     44 
     45 	if (printCount == 0)
     46 		std::cout << "None" << std::endl;
     47 	else
     48 		std::cout << std::endl;
     49 }
     50 
     51 // ---------------------------------------------------------------------------------------
     52 
     53 int main(int, char*[]);
     54 int main(int, char*[])
     55 {
     56 	try
     57 	{
     58 		portaudio::AutoSystem autoSys;
     59 
     60 		portaudio::System &sys = portaudio::System::instance();
     61 
     62 		std::cout << "PortAudio version number = " << sys.version() << std::endl;
     63 		std::cout << "PortAudio version text = '" << sys.versionText() << "'" << std::endl;
     64 
     65 		int numDevices = sys.deviceCount();
     66 		std::cout << "Number of devices = " << numDevices << std::endl;
     67 
     68 		for (portaudio::System::DeviceIterator i = sys.devicesBegin(); i != sys.devicesEnd(); ++i)
     69 		{
     70 			std::cout << "--------------------------------------- device #" << (*i).index() << std::endl;
     71 
     72 			// Mark global and API specific default devices:
     73 			bool defaultDisplayed = false;
     74 
     75 			if ((*i).isSystemDefaultInputDevice())
     76 			{
     77 				std::cout << "[ Default Input";
     78 				defaultDisplayed = true;
     79 			}
     80 			else if ((*i).isHostApiDefaultInputDevice())
     81 			{
     82 				std::cout << "[ Default " << (*i).hostApi().name() << " Input";
     83 				defaultDisplayed = true;
     84 			}
     85 
     86 			if ((*i).isSystemDefaultOutputDevice())
     87 			{
     88 				std::cout << (defaultDisplayed ? "," : "[");
     89 				std::cout << " Default Output";
     90 				defaultDisplayed = true;
     91 			}
     92 			else if ((*i).isHostApiDefaultOutputDevice())
     93 			{
     94 				std::cout << (defaultDisplayed ? "," : "[");
     95 				std::cout << " Default " << (*i).hostApi().name() << " Output";
     96 				defaultDisplayed = true;
     97 			}
     98 			
     99 			if (defaultDisplayed)
    100 				std::cout << " ]" << std::endl;
    101 
    102 			// Print device info:
    103 			std::cout << "Name                        = " << (*i).name() << std::endl;
    104 			std::cout << "Host API                    = " << (*i).hostApi().name() << std::endl;
    105 			std::cout << "Max inputs = " << (*i).maxInputChannels() << ", Max outputs = " << (*i).maxOutputChannels() << std::endl;
    106 
    107 			std::cout << "Default low input latency   = " << (*i).defaultLowInputLatency() << std::endl; // 8.3
    108 			std::cout << "Default low output latency  = " << (*i).defaultLowOutputLatency() << std::endl; // 8.3
    109 			std::cout << "Default high input latency  = " << (*i).defaultHighInputLatency() << std::endl; // 8.3
    110 			std::cout << "Default high output latency = " << (*i).defaultHighOutputLatency() << std::endl; // 8.3
    111 
    112 #ifdef WIN32
    113 			// ASIO specific latency information:
    114 			if ((*i).hostApi().typeId() == paASIO)
    115 			{
    116 				portaudio::AsioDeviceAdapter asioDevice((*i));
    117 
    118 				std::cout << "ASIO minimum buffer size    = " << asioDevice.minBufferSize() << std::endl;
    119 				std::cout << "ASIO maximum buffer size    = " << asioDevice.maxBufferSize() << std::endl;
    120 				std::cout << "ASIO preferred buffer size  = " << asioDevice.preferredBufferSize() << std::endl;
    121 
    122 				if (asioDevice.granularity() == -1)
    123 					std::cout << "ASIO buffer granularity     = power of 2" << std::endl;
    124 				else
    125 					std::cout << "ASIO buffer granularity     = " << asioDevice.granularity() << std::endl;
    126 			}
    127 #endif // WIN32
    128 
    129 			std::cout << "Default sample rate         = " << (*i).defaultSampleRate() << std::endl; // 8.2
    130 
    131 			// Poll for standard sample rates:
    132 			portaudio::DirectionSpecificStreamParameters inputParameters((*i), (*i).maxInputChannels(), portaudio::INT16, true, 0.0, NULL);
    133 			portaudio::DirectionSpecificStreamParameters outputParameters((*i), (*i).maxOutputChannels(), portaudio::INT16, true, 0.0, NULL);
    134 
    135 			if (inputParameters.numChannels() > 0)
    136 			{
    137 				std::cout << "Supported standard sample rates" << std::endl;
    138 				std::cout << " for half-duplex 16 bit " << inputParameters.numChannels() << " channel input = " << std::endl;
    139 				printSupportedStandardSampleRates(inputParameters, portaudio::DirectionSpecificStreamParameters::null());
    140 			}
    141 
    142 			if (outputParameters.numChannels() > 0)
    143 			{
    144 				std::cout << "Supported standard sample rates" << std::endl;
    145 				std::cout << " for half-duplex 16 bit " << outputParameters.numChannels() << " channel output = " << std::endl;
    146 				printSupportedStandardSampleRates(portaudio::DirectionSpecificStreamParameters::null(), outputParameters);
    147 			}
    148 
    149 			if (inputParameters.numChannels() > 0 && outputParameters.numChannels() > 0)
    150 			{
    151 				std::cout << "Supported standard sample rates" << std::endl;
    152 				std::cout << " for full-duplex 16 bit " << inputParameters.numChannels() << " channel input, " << outputParameters.numChannels() << " channel output = " << std::endl;
    153 				printSupportedStandardSampleRates(inputParameters, outputParameters);
    154 			}
    155 		}
    156 
    157 		std::cout << "----------------------------------------------" << std::endl;
    158 	}
    159 	catch (const portaudio::PaException &e)
    160 	{
    161 		std::cout << "A PortAudio error occured: " << e.paErrorText() << std::endl;
    162 	}
    163 	catch (const portaudio::PaCppException &e)
    164 	{
    165 		std::cout << "A PortAudioCpp error occured: " << e.what() << std::endl;
    166 	}
    167 	catch (const std::exception &e)
    168 	{
    169 		std::cout << "A generic exception occured: " << e.what() << std::endl;
    170 	}
    171 	catch (...)
    172 	{
    173 		std::cout << "An unknown exception occured." << std::endl;
    174 	}
    175 
    176 	return 0;
    177 }