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_OSS] = "Linux OSS";
24 apiMap[RtAudio::RTAUDIO_DUMMY] = "RtAudio Dummy";
26 std::vector< RtAudio::Api > apis;
27 RtAudio :: getCompiledApi( apis );
29 std::cout << "\nCompiled APIs:\n";
30 for ( unsigned int i=0; i<apis.size(); i++ )
31 std::cout << " " << apiMap[ apis[i] ] << std::endl;
34 RtAudio::DeviceInfo info;
36 std::cout << "\nCurrent API: " << apiMap[ audio.getCurrentApi() ] << std::endl;
38 unsigned int devices = audio.getDeviceCount();
39 std::cout << "\nFound " << devices << " device(s) ...\n";
41 for (unsigned int i=0; i<devices; i++) {
42 info = audio.getDeviceInfo(i);
44 std::cout << "\nDevice Name = " << info.name << '\n';
45 if ( info.probed == false )
46 std::cout << "Probe Status = UNsuccessful\n";
48 std::cout << "Probe Status = Successful\n";
49 std::cout << "Output Channels = " << info.outputChannels << '\n';
50 std::cout << "Input Channels = " << info.inputChannels << '\n';
51 std::cout << "Duplex Channels = " << info.duplexChannels << '\n';
52 if ( info.isDefaultOutput ) std::cout << "This is the default output device.\n";
53 else std::cout << "This is NOT the default output device.\n";
54 if ( info.isDefaultInput ) std::cout << "This is the default input device.\n";
55 else std::cout << "This is NOT the default input device.\n";
56 if ( info.nativeFormats == 0 )
57 std::cout << "No natively supported data formats(?)!";
59 std::cout << "Natively supported data formats:\n";
60 if ( info.nativeFormats & RTAUDIO_SINT8 )
61 std::cout << " 8-bit int\n";
62 if ( info.nativeFormats & RTAUDIO_SINT16 )
63 std::cout << " 16-bit int\n";
64 if ( info.nativeFormats & RTAUDIO_SINT24 )
65 std::cout << " 24-bit int\n";
66 if ( info.nativeFormats & RTAUDIO_SINT32 )
67 std::cout << " 32-bit int\n";
68 if ( info.nativeFormats & RTAUDIO_FLOAT32 )
69 std::cout << " 32-bit float\n";
70 if ( info.nativeFormats & RTAUDIO_FLOAT64 )
71 std::cout << " 64-bit float\n";
73 if ( info.sampleRates.size() < 1 )
74 std::cout << "No supported sample rates found!";
76 std::cout << "Supported sample rates = ";
77 for (unsigned int j=0; j<info.sampleRates.size(); j++)
78 std::cout << info.sampleRates[j] << " ";
80 std::cout << std::endl;
83 std::cout << std::endl;