tools/plugintest/main.cxx

   1 /*
   2  * main.cxx
   3  *
   4  * PWLib application source file for PluginTest
   5  *
   6  * Main program entry point.
   7  *
   8  * Copyright 2003 Equivalence
   9  *
  10  * $Log$
  11  * Revision 1.3  2003/11/12 07:00:09  csoutheren
  12  * Changed make compile under Windows
  13  *
  14  * Revision 1.2  2003/11/12 06:35:12  csoutheren
  15  * Initial main version
  16  *
  17  * Revision 1.1.2.6  2003/10/20 21:15:33  dereksmithies
  18  * Tidy up text output. Fix calls to Usage() function.
  19  *
  20  * Revision 1.1.2.5  2003/10/20 03:22:46  dereksmithies
  21  * Add checks on validity of function returned.
  22  *
  23  * Revision 1.1.2.4  2003/10/13 02:46:02  dereksmithies
  24  * Now generates sound through dynamically loaded OSS sound channel.
  25  *
  26  * Revision 1.1.2.3  2003/10/12 21:22:12  dereksmithies
  27  * Add ability to play sample sound out PSoundChannel - illustrating operation of plugins.
  28  *
  29  * Revision 1.1.2.2  2003/10/08 03:55:54  dereksmithies
  30  * Add lots of debug statements, fix option parsing, improve Usage() function.
  31  *
  32  * Revision 1.1.2.1  2003/10/07 01:52:39  csoutheren
  33  * Test program for plugins
  34  *
  35  * Revision 1.3  2003/04/22 23:25:13  craigs
  36  * Changed help message for SRV records
  37  *
  38  * Revision 1.2  2003/04/15 08:15:16  craigs
  39  * Added single string form of GetSRVRecords
  40  *
  41  * Revision 1.1  2003/04/15 04:12:38  craigs
  42  * Initial version
  43  *
  44  */
  45
  46 #include <ptlib.h>
  47 #include <ptlib/pluginmgr.h>
  48 #include <ptlib/sound.h>
  49 #include "main.h"
  50
  51 #include <math.h>
  52
  53 #ifndef M_PI
  54 #define M_PI  3.1415926
  55 #endif
  56
  57 PCREATE_PROCESS(PluginTest);
  58
  59 #define SAMPLES 64000
  60
  61 PluginTest::PluginTest()
  62   : PProcess("Equivalence", "PluginTest", 1, 0, AlphaCode, 1)
  63 {
  64 }
  65
  66 void Usage()
  67 {
  68   PError << "usage: plugintest dir\n \n"
  69          << "-l List ALL plugins regardless of type\n"
  70          << "-s Show the list of loaded PSoundChannel drivers\n"
  71          << "-d dir Set the directory from which plugins are loaded\n"
  72          << "-x Attempt to load the OSS sound plugin\n"
  73          << "-t (more t's for more detail) logging on\n"
  74          << "-o output file for logging \n"
  75          << "-p play a beep beep beep sound, and test created PSoundChannel\n"
  76          << "     Requires that you have specified -x also\n"
  77          << "-h print this help\n";
  78
  79 }
  80
  81 void PluginTest::Main()
  82 {
  83   PArgList & args = GetArguments();
  84
  85   args.Parse(
  86              "t-trace."
  87              "o-output:"
  88              "h-help."
  89              "l-list."
  90              "s-service:"
  91              "a-audio:"
  92              "d-directory:"
  93
  94              //"x-xamineOSS."
  95              //"s-soundPlugins."
  96              //"p-play."
  97              );
  98
  99   PTrace::Initialise(args.GetOptionCount('t'),
 100                      args.HasOption('o') ? (const char *)args.GetOptionString('o') : NULL,
 101                      PTrace::Blocks | PTrace::Timestamp | PTrace::Thread | PTrace::FileAndLine);
 102
 103   if (args.HasOption('d')) {
 104     PPluginManager & pluginMgr = PPluginManager::GetPluginManager();
 105     pluginMgr.LoadPluginDirectory(args.GetOptionString('d'));
 106   }
 107
 108   if (args.HasOption('h')) {
 109     Usage();
 110     return;
 111   }
 112
 113   if (args.HasOption('l')) {
 114     cout << "List available plugin types" << endl;
 115     PPluginManager & pluginMgr = PPluginManager::GetPluginManager();
 116     PStringList plugins = pluginMgr.GetPluginTypes();
 117     if (plugins.GetSize() == 0)
 118       cout << "No plugins loaded" << endl;
 119     else {
 120       cout << plugins.GetSize() << " plugin types available:" << endl;
 121       for (int i = 0; i < plugins.GetSize(); i++) {
 122         cout << "   " << plugins[i] << " : ";
 123         PStringList services = pluginMgr.GetPluginsProviding(plugins[i]);
 124         if (services.GetSize() == 0)
 125           cout << "None available" << endl;
 126         else
 127           cout << setfill(',') << services << setfill(' ') << endl;
 128       }
 129     }
 130     return;
 131   }
 132
 133   if (args.HasOption('s')) {
 134     cout << "Available " << args.GetOptionString('s') << " :" <<endl;
 135     cout << "Sound plugin names = " << setfill(',') << PSoundChannel::GetDriverNames() << setfill(' ') << endl;
 136
 137     //cout << "Default device names = " << setfill(',') << PSoundChannel::GetDeviceNames(PSoundChannel::Player) << setfill(' ') << endl;
 138     //PSoundChannel * snd = new PSoundChannel();
 139     //cout << "PSoundChannel has a name of \"" << snd->GetClass() << "\"" << endl
 140     //   << endl;
 141   }
 142
 143
 144   if (args.HasOption('a')) {
 145     PString service = args.GetOptionString('a');
 146     PString device;
 147     if (args.GetCount() > 0)
 148       device  = args[0];
 149     else if (service != "default") {
 150       PStringList deviceList = PSoundChannel::GetDeviceNames(service, PSoundChannel::Player);
 151       if (deviceList.GetSize() == 0) {
 152         cout << "No devices for sound service " << service << endl;
 153         return;
 154       }
 155       device = deviceList[0];
 156     }
 157
 158     cout << "Using sound service " << service << " with device " << device << endl;
 159
 160     PSoundChannel * snd;
 161     if (service == "default") {
 162       snd = new PSoundChannel();
 163       device = PSoundChannel::GetDefaultDevice(PSoundChannel::Player);
 164     }
 165     else {
 166       snd = PSoundChannel::CreateChannel(service);
 167       if (snd == NULL) {
 168         cout << "Failed to create sound service " << service << " with device " << device << endl;
 169         return;
 170       }
 171     }
 172
 173     cout << "Opening sound service " << service << " with device " << device << endl;
 174
 175     if (!snd->Open(device, PSoundChannel::Player)) {
 176       cout << "Failed to open sound service " << service << " with device " << device << endl;
 177       return;
 178     }
 179
 180     if (!snd->IsOpen()) {
 181       cout << "Sound device " << device << " not open" << endl;
 182       return;
 183     }
 184
 185     if (!snd->SetBuffers(SAMPLES, 2)) {
 186       cout << "Failed to set samples to " << SAMPLES << " and 2 buffers. End program now." << endl;
 187       return;
 188     }
 189
 190     snd->SetVolume(100);
 191
 192     PWORDArray audio(SAMPLES);
 193     int i, pointsPerCycle = 8;
 194     int volume = 80;
 195     double angle;
 196
 197     for (i = 0; i < SAMPLES; i++) {
 198       angle = M_PI * 2 * (double)(i % pointsPerCycle)/pointsPerCycle;
 199       if ((i % 4000) < 3000)
 200         audio[i] = (unsigned short) ((16384 * cos(angle) * volume)/100);
 201       else
 202         audio[i] = 0;
 203     }
 204
 205     if (!snd->Write((unsigned char *)audio.GetPointer(), SAMPLES * 2)) {
 206       cout << "Failed to write  " << SAMPLES/8000  << " seconds of beep beep. End program now." << endl;
 207       return;
 208     }
 209
 210     snd->WaitForPlayCompletion();
 211   }
 212 }
 213
 214 // End of File ///////////////////////////////////////////////////////////////