/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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revision 120 by senkov, Sat Jun 12 07:29:37 2004 UTC revision 129 by senkov, Tue Jun 15 03:30:16 2004 UTC
# Line 24  Line 24 
24  #include "lscpresultset.h"  #include "lscpresultset.h"
25    
26  #include "../engines/gig/Engine.h"  #include "../engines/gig/Engine.h"
27    #include "../audiodriver/AudioOutputDeviceFactory.h"
28    
29  LSCPServer::LSCPServer(Sampler* pSampler) : Thread(false, 0, -4) {  LSCPServer::LSCPServer(Sampler* pSampler) : Thread(false, 0, -4) {
30      this->pSampler = pSampler;      this->pSampler = pSampler;
# Line 89  void LSCPServer::AnswerClient(String Ret Line 90  void LSCPServer::AnswerClient(String Ret
90      send(hSession, ReturnMessage.c_str(), ReturnMessage.size(), 0);      send(hSession, ReturnMessage.c_str(), ReturnMessage.size(), 0);
91  }  }
92    
93    String LSCPServer::CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters) {
94        dmsg(2,("LSCPServer: CreateAudioOutputDevice(Driver=%s)\n", Driver.c_str()));
95        LSCPResultSet result;
96        try {
97            AudioOutputDevice* pDevice = pSampler->CreateAudioOutputDevice(Driver, Parameters);
98            std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
99            // search for the created device to get its index
100            int index = -1;
101            std::map<uint, AudioOutputDevice*>::iterator iter = devices.begin();
102            for (; iter != devices.end(); iter++) {
103                if (iter->second == pDevice) {
104                    index = iter->first;
105                    break;
106                }
107            }
108            if (index == -1) throw LinuxSamplerException("Internal error: could not find created audio output device.");
109            result = index; // success
110        }
111        catch (LinuxSamplerException e) {
112            result.Error(e);
113        }
114        return result.Produce();
115    }
116    
117    String LSCPServer::DestroyAudioOutputDevice(uint DeviceIndex) {
118        dmsg(2,("LSCPServer: DestroyAudioOutputDevice(DeviceIndex=%d)\n", DeviceIndex));
119        LSCPResultSet result;
120        try {
121            std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
122            if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
123            AudioOutputDevice* pDevice = devices[DeviceIndex];
124            pSampler->DestroyAudioOutputDevice(pDevice);
125        }
126        catch (LinuxSamplerException e) {
127            result.Error(e);
128        }
129        return result.Produce();
130    }
131    
132  /**  /**
133   * Will be called by the parser to load an instrument.   * Will be called by the parser to load an instrument.
134   */   */
# Line 177  String LSCPServer::GetEngineInfo(String Line 217  String LSCPServer::GetEngineInfo(String
217          if ((EngineName == "GigEngine") || (EngineName == "gig")) {          if ((EngineName == "GigEngine") || (EngineName == "gig")) {
218              Engine* pEngine = new LinuxSampler::gig::Engine;              Engine* pEngine = new LinuxSampler::gig::Engine;
219              result.Add(pEngine->Description());              result.Add(pEngine->Description());
220                result.Add(pEngine->Version());
221              delete pEngine;              delete pEngine;
222          }          }
223          else throw LinuxSamplerException("Unknown engine type");          else throw LinuxSamplerException("Unknown engine type");
# Line 198  String LSCPServer::GetChannelInfo(uint u Line 239  String LSCPServer::GetChannelInfo(uint u
239          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
240          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
241          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
242            
243          //Defaults values          //Defaults values
244          String EngineName = "NONE";          String EngineName = "NONE";
245          float Volume = 0;          float Volume = 0;
246          String InstrumentFileName = "NONE";          String InstrumentFileName = "NONE";
247          int InstrumentIndex = 0;          int InstrumentIndex = 0;
248            
249          if (pEngine) {          if (pEngine) {
250              EngineName =  pEngine->EngineName();              EngineName =  pEngine->EngineName();
251              Volume = pEngine->Volume();              Volume = pEngine->Volume();
# Line 225  String LSCPServer::GetChannelInfo(uint u Line 266  String LSCPServer::GetChannelInfo(uint u
266    
267          result.Add("INSTRUMENT_FILE", InstrumentFileName);          result.Add("INSTRUMENT_FILE", InstrumentFileName);
268          result.Add("INSTRUMENT_NR", InstrumentIndex);          result.Add("INSTRUMENT_NR", InstrumentIndex);
269            
270          //Some more hardcoded stuff for now to make GUI look good          //Some more hardcoded stuff for now to make GUI look good
271          result.Add("MIDI_INPUT_DEVICE", "0");          result.Add("MIDI_INPUT_DEVICE", "0");
272          result.Add("MIDI_INPUT_PORT", "0");          result.Add("MIDI_INPUT_PORT", "0");
# Line 289  String LSCPServer::GetBufferFill(fill_re Line 330  String LSCPServer::GetBufferFill(fill_re
330          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
331          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
332          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
333          if (!pEngine->DiskStreamSupported()) return "NA\r\n"; //FIXME: Update resultset class to support "NA"          if (!pEngine->DiskStreamSupported())
334          switch (ResponseType) {              result.Add("NA");
335              case fill_response_bytes:          else {
336                  result.Add(pEngine->DiskStreamBufferFillBytes());              switch (ResponseType) {
337              case fill_response_percentage:                  case fill_response_bytes:
338                  result.Add(pEngine->DiskStreamBufferFillPercentage());                      result.Add(pEngine->DiskStreamBufferFillBytes());
339              default:                      break;
340                  throw LinuxSamplerException("Unknown fill response type");                  case fill_response_percentage:
341          }                      result.Add(pEngine->DiskStreamBufferFillPercentage());
342                        break;
343                    default:
344                        throw LinuxSamplerException("Unknown fill response type");
345                }
346            }
347      }      }
348      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
349           result.Error(e);           result.Error(e);
# Line 305  String LSCPServer::GetBufferFill(fill_re Line 351  String LSCPServer::GetBufferFill(fill_re
351      return result.Produce();      return result.Produce();
352  }  }
353    
354  /**  String LSCPServer::GetAvailableAudioOutputDrivers() {
355   * Will be called by the parser to change the audio output type on a      dmsg(2,("LSCPServer: GetAvailableAudioOutputDrivers()\n"));
  * particular sampler channel.  
  */  
 String LSCPServer::SetAudioOutputType(AudioOutputDevice::type_t AudioOutputType, uint uiSamplerChannel) {  
     dmsg(2,("LSCPServer: SetAudioOutputType(AudioOutputType=%d, SamplerChannel=%d)\n", AudioOutputType, uiSamplerChannel));  
356      LSCPResultSet result;      LSCPResultSet result;
357      try {      try {
358          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          String s = AudioOutputDeviceFactory::AvailableDriversAsString();
359          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          result.Add(s);
         pSamplerChannel->SetAudioOutputDevice(AudioOutputType);  
360      }      }
361      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
362           result.Error(e);          result.Error(e);
363        }
364        return result.Produce();
365    }
366    
367    String LSCPServer::GetAudioOutputDriverInfo(String Driver) {
368        dmsg(2,("LSCPServer: GetAudioOutputDriverInfo(Driver=%s)\n",Driver.c_str()));
369        LSCPResultSet result;
370        try {
371            result.Add("DESCRIPTION", AudioOutputDeviceFactory::GetDriverDescription(Driver));
372            result.Add("VERSION",     AudioOutputDeviceFactory::GetDriverVersion(Driver));
373    
374            std::map<String,DeviceCreationParameter*> parameters = AudioOutputDeviceFactory::GetAvailableDriverParameters(Driver);
375            if (parameters.size()) { // if there are parameters defined for this driver
376                String s;
377                std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
378                for (;iter != parameters.end(); iter++) {
379                    if (s != "") s += ",";
380                    s += iter->first;
381                }
382                result.Add("PARAMETERS", s);
383            }
384        }
385        catch (LinuxSamplerException e) {
386            result.Error(e);
387        }
388        return result.Produce();
389    }
390    
391    String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
392        dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));
393        LSCPResultSet result;
394        try {
395            DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);
396            result.Add("TYPE",         pParameter->Type());
397            result.Add("DESCRIPTION",  pParameter->Description());
398            result.Add("MANDATORY",    pParameter->Mandatory());
399            result.Add("FIX",          pParameter->Fix());
400            result.Add("MULTIPLICITY", pParameter->Multiplicity());
401            if (pParameter->Depends())       result.Add("DEPENDS",       pParameter->Depends());
402            if (pParameter->Default())       result.Add("DEFAULT",       pParameter->Default());
403            if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());
404            if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());
405            if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());
406        }
407        catch (LinuxSamplerException e) {
408            result.Error(e);
409        }
410        return result.Produce();
411    }
412    
413    String LSCPServer::GetAudioOutputDeviceCount() {
414        dmsg(2,("LSCPServer: GetAudioOutputDeviceCount()\n"));
415        LSCPResultSet result;
416        try {
417            uint count = pSampler->AudioOutputDevices();
418            result = count; // success
419        }
420        catch (LinuxSamplerException e) {
421            result.Error(e);
422        }
423        return result.Produce();
424    }
425    
426    String LSCPServer::GetAudioOutputDevices() {
427        dmsg(2,("LSCPServer: GetAudioOutputDevices()\n"));
428        LSCPResultSet result;
429        try {
430            String s;
431            std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
432            std::map<uint, AudioOutputDevice*>::iterator iter = devices.begin();
433            for (; iter != devices.end(); iter++) {
434                if (s != "") s += ",";
435                s += ToString(iter->first);
436            }
437            result.Add(s);
438        }
439        catch (LinuxSamplerException e) {
440            result.Error(e);
441        }
442        return result.Produce();
443    }
444    
445    String LSCPServer::GetAudioOutputDeviceInfo(uint DeviceIndex) {
446        dmsg(2,("LSCPServer: GetAudioOutputDeviceInfo(DeviceIndex=%d)\n",DeviceIndex));
447        LSCPResultSet result;
448        try {
449            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
450            if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
451            AudioOutputDevice* pDevice = devices[DeviceIndex];
452            std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
453            std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
454            for (; iter != parameters.end(); iter++) {
455                result.Add(iter->first, iter->second->Value());
456            }
457        }
458        catch (LinuxSamplerException e) {
459            result.Error(e);
460        }
461        return result.Produce();
462    }
463    
464    String LSCPServer::GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId) {
465        dmsg(2,("LSCPServer: GetAudioOutputChannelInfo(DeviceId=%d,ChannelId)\n",DeviceId,ChannelId));
466        LSCPResultSet result;
467        try {
468            // get audio output device
469            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
470            if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
471            AudioOutputDevice* pDevice = devices[DeviceId];
472    
473            // get audio channel
474            AudioChannel* pChannel = pDevice->Channel(ChannelId);
475            if (!pChannel) throw LinuxSamplerException("Audio ouotput device does not have channel " + ToString(ChannelId) + ".");
476    
477            // return the values of all audio channel parameters
478            std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
479            std::map<String,DeviceRuntimeParameter*>::iterator iter = parameters.begin();
480            for (; iter != parameters.end(); iter++) {
481                result.Add(iter->first, iter->second->Value());
482            }
483        }
484        catch (LinuxSamplerException e) {
485            result.Error(e);
486        }
487        return result.Produce();
488    }
489    
490    String LSCPServer::GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName) {
491        dmsg(2,("LSCPServer: GetAudioOutputChannelParameterInfo(DeviceId=%d,ChannelId=%d,ParameterName=%s)\n",DeviceId,ChannelId,ParameterName.c_str()));
492        LSCPResultSet result;
493        try {
494            // get audio output device
495            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
496            if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
497            AudioOutputDevice* pDevice = devices[DeviceId];
498    
499            // get audio channel
500            AudioChannel* pChannel = pDevice->Channel(ChannelId);
501            if (!pChannel) throw LinuxSamplerException("Audio output device does not have channel " + ToString(ChannelId) + ".");
502    
503            // get desired audio channel parameter
504            std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
505            if (!parameters[ParameterName]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParameterName + "'.");
506            DeviceRuntimeParameter* pParameter = parameters[ParameterName];
507    
508            // return all fields of this audio channel parameter
509            result.Add("TYPE",         pParameter->Type());
510            result.Add("DESCRIPTION",  pParameter->Description());
511            result.Add("FIX",          pParameter->Fix());
512            result.Add("MULTIPLICITY", pParameter->Multiplicity());
513            if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());
514            if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());
515            if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());
516        }
517        catch (LinuxSamplerException e) {
518            result.Error(e);
519        }
520        return result.Produce();
521    }
522    
523    String LSCPServer::SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal) {
524        dmsg(2,("LSCPServer: SetAudioOutputChannelParameter(DeviceId=%d,ChannelId=%d,ParamKey=%s,ParamVal=%s)\n",DeviceId,ChannelId,ParamKey.c_str(),ParamVal.c_str()));
525        LSCPResultSet result;
526        try {
527            // get audio output device
528            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
529            if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
530            AudioOutputDevice* pDevice = devices[DeviceId];
531    
532            // get audio channel
533            AudioChannel* pChannel = pDevice->Channel(ChannelId);
534            if (!pChannel) throw LinuxSamplerException("Audio output device does not have channel " + ToString(ChannelId) + ".");
535    
536            // get desired audio channel parameter
537            std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
538            if (!parameters[ParamKey]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParamKey + "'.");
539            DeviceRuntimeParameter* pParameter = parameters[ParamKey];
540    
541            // set new channel parameter value
542            pParameter->SetValue(ParamVal);
543        }
544        catch (LinuxSamplerException e) {
545            result.Error(e);
546        }
547        return result.Produce();
548    }
549    
550    String LSCPServer::SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal) {
551        dmsg(2,("LSCPServer: SetAudioOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
552        LSCPResultSet result;
553        try {
554            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
555            if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
556            AudioOutputDevice* pDevice = devices[DeviceIndex];
557            std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
558            if (!parameters[ParamKey]) throw LinuxSamplerException("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
559            parameters[ParamKey]->SetValue(ParamVal);
560        }
561        catch (LinuxSamplerException e) {
562            result.Error(e);
563      }      }
564      return result.Produce();      return result.Produce();
565  }  }
# Line 327  String LSCPServer::SetAudioOutputType(Au Line 568  String LSCPServer::SetAudioOutputType(Au
568   * Will be called by the parser to change the audio output channel for   * Will be called by the parser to change the audio output channel for
569   * playback on a particular sampler channel.   * playback on a particular sampler channel.
570   */   */
571  String LSCPServer::SetAudioOutputChannel(uint AudioOutputChannel, uint uiSamplerChannel) {  String LSCPServer::SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel) {
572      dmsg(2,("LSCPServer: SetAudioOutputChannel(AudioOutputChannel=%d, SamplerChannel=%d)\n", AudioOutputChannel, uiSamplerChannel));      dmsg(2,("LSCPServer: SetAudioOutputChannel(ChannelAudioOutputChannel=%d, AudioOutputDeviceInputChannel=%d, SamplerChannel=%d)\n",ChannelAudioOutputChannel,AudioOutputDeviceInputChannel,uiSamplerChannel));
573      return "ERR:0:Not implemented yet.\r\n"; //FIXME: Add support for this in resultset class?      return "ERR:0:Not implemented yet.\r\n"; //FIXME: Add support for this in resultset class?
574  }  }
575    
576  String LSCPServer::SetMIDIInputType(MidiInputDevice::type_t MidiInputType, uint uiSamplerChannel) {  String LSCPServer::SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel) {
577      dmsg(2,("LSCPServer: SetMIDIInputType(MidiInputType=%d, SamplerChannel=%d)\n", MidiInputType, uiSamplerChannel));      dmsg(2,("LSCPServer: SetMIDIInputType(String MidiInputDriver=%s, SamplerChannel=%d)\n",MidiInputDriver.c_str(),uiSamplerChannel));
578      LSCPResultSet result;      LSCPResultSet result;
579      try {      try {
580          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
581          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
582            // FIXME: workaround until MIDI driver configuration is implemented (using a Factory class for the MIDI input drivers then, like its already done for audio output drivers)
583            if (MidiInputDriver != "ALSA") throw LinuxSamplerException("Unknown MIDI input driver '" + MidiInputDriver + "'.");
584            MidiInputDevice::type_t MidiInputType = MidiInputDevice::type_alsa;
585          pSamplerChannel->SetMidiInputDevice(MidiInputType);          pSamplerChannel->SetMidiInputDevice(MidiInputType);
586      }      }
587      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 381  String LSCPServer::SetMIDIInputChannel(u Line 625  String LSCPServer::SetMIDIInputChannel(u
625      }      }
626      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
627           result.Error(e);           result.Error(e);
628        }
629        return result.Produce();
630    }
631    
632    String LSCPServer::SetAudioOutputDevice(uint AudioDeviceId, uint SamplerChannel) {
633        LSCPResultSet result;
634        try {
635            throw LinuxSamplerException("Command not yet implemented");
636        }
637        catch (LinuxSamplerException e) {
638             result.Error(e);
639      }      }
640      return result.Produce();      return result.Produce();
641  }  }
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