1 /******************************************/
4 by Gary P. Scavone, 2001
6 Probe audio system and prints device info.
8 /******************************************/
17 std::map<int, std::string> apiMap;
18 apiMap[RtAudio::MACOSX_CORE] = "OS-X Core Audio";
19 apiMap[RtAudio::WINDOWS_ASIO] = "Windows ASIO";
20 apiMap[RtAudio::WINDOWS_DS] = "Windows Direct Sound";
21 apiMap[RtAudio::UNIX_JACK] = "Jack Client";
22 apiMap[RtAudio::LINUX_ALSA] = "Linux ALSA";
23 apiMap[RtAudio::LINUX_PULSE] = "Linux PulseAudio";
24 apiMap[RtAudio::LINUX_OSS] = "Linux OSS";
25 apiMap[RtAudio::RTAUDIO_DUMMY] = "RtAudio Dummy";
27 std::vector< RtAudio::Api > apis;
28 RtAudio :: getCompiledApi( apis );
30 std::cout << "\nRtAudio Version " << RtAudio::getVersion() << std::endl;
32 std::cout << "\nCompiled APIs:\n";
33 for ( unsigned int i=0; i<apis.size(); i++ )
34 std::cout << " " << apiMap[ apis[i] ] << std::endl;
37 RtAudio::DeviceInfo info;
39 std::cout << "\nCurrent API: " << apiMap[ audio.getCurrentApi() ] << std::endl;
41 unsigned int devices = audio.getDeviceCount();
42 std::cout << "\nFound " << devices << " device(s) ...\n";
44 for (unsigned int i=0; i<devices; i++) {
45 info = audio.getDeviceInfo(i);
47 std::cout << "\nDevice Name = " << info.name << '\n';
48 if ( info.probed == false )
49 std::cout << "Probe Status = UNsuccessful\n";
51 std::cout << "Probe Status = Successful\n";
52 std::cout << "Output Channels = " << info.outputChannels << '\n';
53 std::cout << "Input Channels = " << info.inputChannels << '\n';
54 std::cout << "Duplex Channels = " << info.duplexChannels << '\n';
55 if ( info.isDefaultOutput ) std::cout << "This is the default output device.\n";
56 else std::cout << "This is NOT the default output device.\n";
57 if ( info.isDefaultInput ) std::cout << "This is the default input device.\n";
58 else std::cout << "This is NOT the default input device.\n";
59 if ( info.nativeFormats == 0 )
60 std::cout << "No natively supported data formats(?)!";
62 std::cout << "Natively supported data formats:\n";
63 if ( info.nativeFormats & RTAUDIO_SINT8 )
64 std::cout << " 8-bit int\n";
65 if ( info.nativeFormats & RTAUDIO_SINT16 )
66 std::cout << " 16-bit int\n";
67 if ( info.nativeFormats & RTAUDIO_SINT24 )
68 std::cout << " 24-bit int\n";
69 if ( info.nativeFormats & RTAUDIO_SINT32 )
70 std::cout << " 32-bit int\n";
71 if ( info.nativeFormats & RTAUDIO_FLOAT32 )
72 std::cout << " 32-bit float\n";
73 if ( info.nativeFormats & RTAUDIO_FLOAT64 )
74 std::cout << " 64-bit float\n";
76 if ( info.sampleRates.size() < 1 )
77 std::cout << "No supported sample rates found!";
79 std::cout << "Supported sample rates = ";
80 for (unsigned int j=0; j<info.sampleRates.size(); j++)
81 std::cout << info.sampleRates[j] << " ";
83 std::cout << std::endl;
86 std::cout << std::endl;