Version 4.3.1

projects/examples/audioprobe.cpp

@@ -0,0 +1,86 @@
+/******************************************/
+/*
+  audioprobe.cpp
+  by Gary P. Scavone, 2001
+
+  Probe audio system and prints device info.
+*/
+/******************************************/
+
+#include "RtAudio.h"
+#include <iostream>
+#include <map>
+
+int main()
+{
+  // Create an api map.
+  std::map<int, std::string> apiMap;
+  apiMap[RtAudio::MACOSX_CORE] = "OS-X Core Audio";
+  apiMap[RtAudio::WINDOWS_ASIO] = "Windows ASIO";
+  apiMap[RtAudio::WINDOWS_DS] = "Windows Direct Sound";
+  apiMap[RtAudio::UNIX_JACK] = "Jack Client";
+  apiMap[RtAudio::LINUX_ALSA] = "Linux ALSA";
+  apiMap[RtAudio::LINUX_OSS] = "Linux OSS";
+  apiMap[RtAudio::RTAUDIO_DUMMY] = "RtAudio Dummy";
+
+  std::vector< RtAudio::Api > apis;
+  RtAudio :: getCompiledApi( apis );
+
+  std::cout << "\nCompiled APIs:\n";
+  for ( unsigned int i=0; i<apis.size(); i++ )
+    std::cout << "  " << apiMap[ apis[i] ] << std::endl;
+
+  RtAudio audio;
+  RtAudio::DeviceInfo info;
+
+  std::cout << "\nCurrent API: " << apiMap[ audio.getCurrentApi() ] << std::endl;
+
+  unsigned int devices = audio.getDeviceCount();
+  std::cout << "\nFound " << devices << " device(s) ...\n";
+
+  for (unsigned int i=0; i<devices; i++) {
+    info = audio.getDeviceInfo(i);
+
+    std::cout << "\nDevice Name = " << info.name << '\n';
+    if ( info.probed == false )
+      std::cout << "Probe Status = UNsuccessful\n";
+    else {
+      std::cout << "Probe Status = Successful\n";
+      std::cout << "Output Channels = " << info.outputChannels << '\n';
+      std::cout << "Input Channels = " << info.inputChannels << '\n';
+      std::cout << "Duplex Channels = " << info.duplexChannels << '\n';
+      if ( info.isDefaultOutput ) std::cout << "This is the default output device.\n";
+      else std::cout << "This is NOT the default output device.\n";
+      if ( info.isDefaultInput ) std::cout << "This is the default input device.\n";
+      else std::cout << "This is NOT the default input device.\n";
+      if ( info.nativeFormats == 0 )
+        std::cout << "No natively supported data formats(?)!";
+      else {
+        std::cout << "Natively supported data formats:\n";
+        if ( info.nativeFormats & RTAUDIO_SINT8 )
+          std::cout << "  8-bit int\n";
+        if ( info.nativeFormats & RTAUDIO_SINT16 )
+          std::cout << "  16-bit int\n";
+        if ( info.nativeFormats & RTAUDIO_SINT24 )
+          std::cout << "  24-bit int\n";
+        if ( info.nativeFormats & RTAUDIO_SINT32 )
+          std::cout << "  32-bit int\n";
+        if ( info.nativeFormats & RTAUDIO_FLOAT32 )
+          std::cout << "  32-bit float\n";
+        if ( info.nativeFormats & RTAUDIO_FLOAT64 )
+          std::cout << "  64-bit float\n";
+      }
+      if ( info.sampleRates.size() < 1 )
+        std::cout << "No supported sample rates found!";
+      else {
+        std::cout << "Supported sample rates = ";
+        for (unsigned int j=0; j<info.sampleRates.size(); j++)
+          std::cout << info.sampleRates[j] << " ";
+      }
+      std::cout << std::endl;
+    }
+  }
+  std::cout << std::endl;
+
+  return 0;
+}