/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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revision 53 by schoenebeck, Mon Apr 26 17:15:51 2004 UTC revision 129 by senkov, Tue Jun 15 03:30:16 2004 UTC
# Line 2  Line 2 
2   *                                                                         *   *                                                                         *
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003 by Benno Senoner and Christian Schoenebeck         *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6   *                                                                         *   *                                                                         *
7   *   This program is free software; you can redistribute it and/or modify  *   *   This program is free software; you can redistribute it and/or modify  *
8   *   it under the terms of the GNU General Public License as published by  *   *   it under the terms of the GNU General Public License as published by  *
# Line 21  Line 21 
21   ***************************************************************************/   ***************************************************************************/
22    
23  #include "lscpserver.h"  #include "lscpserver.h"
24    #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 88  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   */   */
135  String LSCPServer::LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel) {  String LSCPServer::LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel) {
136      dmsg(2,("LSCPServer: LoadInstrument(Filename=%s,Instrument=%d,SamplerChannel=%d)\n", Filename.c_str(), uiInstrument, uiSamplerChannel));      dmsg(2,("LSCPServer: LoadInstrument(Filename=%s,Instrument=%d,SamplerChannel=%d)\n", Filename.c_str(), uiInstrument, uiSamplerChannel));
137      result_t result;      LSCPResultSet result;
138      try {      try {
139          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
140          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
141          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
142          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
143          pEngine->LoadInstrument(Filename.c_str(), uiInstrument);          pEngine->LoadInstrument(Filename.c_str(), uiInstrument);
         result.type = result_type_success;  
144      }      }
145      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
146           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
147      }      }
148      return ConvertResult(result);      return result.Produce();
149  }  }
150    
151  /**  /**
# Line 116  String LSCPServer::LoadInstrument(String Line 153  String LSCPServer::LoadInstrument(String
153   */   */
154  String LSCPServer::LoadEngine(String EngineName, uint uiSamplerChannel) {  String LSCPServer::LoadEngine(String EngineName, uint uiSamplerChannel) {
155      dmsg(2,("LSCPServer: LoadEngine(EngineName=%s,SamplerChannel=%d)\n", EngineName.c_str(), uiSamplerChannel));      dmsg(2,("LSCPServer: LoadEngine(EngineName=%s,SamplerChannel=%d)\n", EngineName.c_str(), uiSamplerChannel));
156      result_t result;      LSCPResultSet result;
157      try {      try {
158          engine_type_t type;          Engine::type_t type;
159          if (EngineName == "gig") type = engine_type_gig;          if ((EngineName == "GigEngine") || (EngineName == "gig")) type = Engine::type_gig;
160          else throw LinuxSamplerException("Unknown engine type");          else throw LinuxSamplerException("Unknown engine type");
161          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
162          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
163          pSamplerChannel->LoadEngine(type);          pSamplerChannel->LoadEngine(type);
         result.type = result_type_success;  
164      }      }
165      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
166           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
167      }      }
168      return ConvertResult(result);      return result.Produce();
169  }  }
170    
171  /**  /**
# Line 140  String LSCPServer::LoadEngine(String Eng Line 173  String LSCPServer::LoadEngine(String Eng
173   */   */
174  String LSCPServer::GetChannels() {  String LSCPServer::GetChannels() {
175      dmsg(2,("LSCPServer: GetChannels()\n"));      dmsg(2,("LSCPServer: GetChannels()\n"));
176      return ToString(pSampler->SamplerChannels()) + "\r\n";      LSCPResultSet result;
177        result.Add(pSampler->SamplerChannels());
178        return result.Produce();
179  }  }
180    
181  /**  /**
# Line 149  String LSCPServer::GetChannels() { Line 184  String LSCPServer::GetChannels() {
184  String LSCPServer::AddChannel() {  String LSCPServer::AddChannel() {
185      dmsg(2,("LSCPServer: AddChannel()\n"));      dmsg(2,("LSCPServer: AddChannel()\n"));
186      SamplerChannel* pSamplerChannel = pSampler->AddSamplerChannel();      SamplerChannel* pSamplerChannel = pSampler->AddSamplerChannel();
187      return "OK[" + ToString(pSamplerChannel->Index()) + "]\r\n";      LSCPResultSet result(pSamplerChannel->Index());
188        return result.Produce();
189  }  }
190    
191  /**  /**
# Line 157  String LSCPServer::AddChannel() { Line 193  String LSCPServer::AddChannel() {
193   */   */
194  String LSCPServer::RemoveChannel(uint uiSamplerChannel) {  String LSCPServer::RemoveChannel(uint uiSamplerChannel) {
195      dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", uiSamplerChannel));
196        LSCPResultSet result;
197      pSampler->RemoveSamplerChannel(uiSamplerChannel);      pSampler->RemoveSamplerChannel(uiSamplerChannel);
198      return "OK\r\n";      return result.Produce();
199  }  }
200    
201  /**  /**
# Line 166  String LSCPServer::RemoveChannel(uint ui Line 203  String LSCPServer::RemoveChannel(uint ui
203   */   */
204  String LSCPServer::GetAvailableEngines() {  String LSCPServer::GetAvailableEngines() {
205      dmsg(2,("LSCPServer: GetAvailableEngines()\n"));      dmsg(2,("LSCPServer: GetAvailableEngines()\n"));
206      return "gig\r\n";      LSCPResultSet result("GigEngine");
207        return result.Produce();
208  }  }
209    
210  /**  /**
# Line 174  String LSCPServer::GetAvailableEngines() Line 212  String LSCPServer::GetAvailableEngines()
212   */   */
213  String LSCPServer::GetEngineInfo(String EngineName) {  String LSCPServer::GetEngineInfo(String EngineName) {
214      dmsg(2,("LSCPServer: GetEngineInfo(EngineName=%s)\n", EngineName.c_str()));      dmsg(2,("LSCPServer: GetEngineInfo(EngineName=%s)\n", EngineName.c_str()));
215      result_t result;      LSCPResultSet result;
216      try {      try {
217          if (EngineName == "gig") {          if ((EngineName == "GigEngine") || (EngineName == "gig")) {
218              Engine* pEngine = new LinuxSampler::gig::Engine;              Engine* pEngine = new LinuxSampler::gig::Engine;
219              String info = pEngine->Description() + "\r\n";              result.Add(pEngine->Description());
220                result.Add(pEngine->Version());
221              delete pEngine;              delete pEngine;
             return info; // success  
222          }          }
223          else throw LinuxSamplerException("Unknown engine type");          else throw LinuxSamplerException("Unknown engine type");
224      }      }
225      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
226           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
227      }      }
228      return ConvertResult(result);      return result.Produce();
229  }  }
230    
231  /**  /**
# Line 199  String LSCPServer::GetEngineInfo(String Line 234  String LSCPServer::GetEngineInfo(String
234   */   */
235  String LSCPServer::GetChannelInfo(uint uiSamplerChannel) {  String LSCPServer::GetChannelInfo(uint uiSamplerChannel) {
236      dmsg(2,("LSCPServer: GetChannelInfo(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetChannelInfo(SamplerChannel=%d)\n", uiSamplerChannel));
237      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result;
238        try {
239            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
240            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
241            Engine* pEngine = pSamplerChannel->GetEngine();
242    
243            //Defaults values
244            String EngineName = "NONE";
245            float Volume = 0;
246            String InstrumentFileName = "NONE";
247            int InstrumentIndex = 0;
248    
249            if (pEngine) {
250                EngineName =  pEngine->EngineName();
251                Volume = pEngine->Volume();
252                int iIdx = pEngine->InstrumentIndex();
253                if (iIdx != -1) {
254                    InstrumentFileName = pEngine->InstrumentFileName();
255                    InstrumentIndex = iIdx;
256                }
257            }
258    
259            result.Add("ENGINE_NAME", EngineName);
260            result.Add("VOLUME", Volume);
261    
262            //Some hardcoded stuff for now to make GUI look good
263            result.Add("AUDIO_OUTPUT_DEVICE", "0");
264            result.Add("AUDIO_OUTPUT_CHANNELS", "2");
265            result.Add("AUDIO_OUTPUT_ROUTING", "0,1");
266    
267            result.Add("INSTRUMENT_FILE", InstrumentFileName);
268            result.Add("INSTRUMENT_NR", InstrumentIndex);
269    
270            //Some more hardcoded stuff for now to make GUI look good
271            result.Add("MIDI_INPUT_DEVICE", "0");
272            result.Add("MIDI_INPUT_PORT", "0");
273            result.Add("MIDI_INPUT_CHANNEL", "1");
274        }
275        catch (LinuxSamplerException e) {
276             result.Error(e);
277        }
278        return result.Produce();
279  }  }
280    
281  /**  /**
# Line 208  String LSCPServer::GetChannelInfo(uint u Line 284  String LSCPServer::GetChannelInfo(uint u
284   */   */
285  String LSCPServer::GetVoiceCount(uint uiSamplerChannel) {  String LSCPServer::GetVoiceCount(uint uiSamplerChannel) {
286      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));
287      result_t result;      LSCPResultSet result;
288      try {      try {
289          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
290          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
291          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
292          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
293          return ToString(pEngine->VoiceCount()) + "\r\n"; // success          result.Add(pEngine->VoiceCount());
294      }      }
295      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
296           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
297      }      }
298      return ConvertResult(result);      return result.Produce();
299  }  }
300    
301  /**  /**
# Line 231  String LSCPServer::GetVoiceCount(uint ui Line 304  String LSCPServer::GetVoiceCount(uint ui
304   */   */
305  String LSCPServer::GetStreamCount(uint uiSamplerChannel) {  String LSCPServer::GetStreamCount(uint uiSamplerChannel) {
306      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));
307      result_t result;      LSCPResultSet result;
308      try {      try {
309          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
310          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
311          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
312          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
313          return ToString(pEngine->DiskStreamCount()) + "\r\n"; // success          result.Add(pEngine->DiskStreamCount());
314      }      }
315      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
316           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
317      }      }
318      return ConvertResult(result);      return result.Produce();
319  }  }
320    
321  /**  /**
# Line 254  String LSCPServer::GetStreamCount(uint u Line 324  String LSCPServer::GetStreamCount(uint u
324   */   */
325  String LSCPServer::GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel) {  String LSCPServer::GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel) {
326      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));
327      result_t result;      LSCPResultSet result;
328      try {      try {
329          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
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";          if (!pEngine->DiskStreamSupported())
334          switch (ResponseType) {              result.Add("NA");
335              case fill_response_bytes:          else {
336                  return ToString(pEngine->DiskStreamBufferFillBytes()) + "\r\n"; // success              switch (ResponseType) {
337              case fill_response_percentage:                  case fill_response_bytes:
338                  return ToString(pEngine->DiskStreamBufferFillPercentage()) + "\r\n"; // success                      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) {
349             result.Error(e);
350        }
351        return result.Produce();
352    }
353    
354    String LSCPServer::GetAvailableAudioOutputDrivers() {
355        dmsg(2,("LSCPServer: GetAvailableAudioOutputDrivers()\n"));
356        LSCPResultSet result;
357        try {
358            String s = AudioOutputDeviceFactory::AvailableDriversAsString();
359            result.Add(s);
360        }
361        catch (LinuxSamplerException e) {
362            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) {      catch (LinuxSamplerException e) {
386           e.PrintMessage();          result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
387      }      }
388      return ConvertResult(result);      return result.Produce();
389  }  }
390    
391  /**  String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
392   * Will be called by the parser to change the audio output type on a      dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));
393   * particular sampler channel.      LSCPResultSet result;
  */  
 String LSCPServer::SetAudioOutputType(audio_output_type_t AudioOutputType, uint uiSamplerChannel) {  
     dmsg(2,("LSCPServer: SetAudioOutputType(AudioOutputType=%d, SamplerChannel=%d)\n", AudioOutputType, uiSamplerChannel));  
     result_t result;  
394      try {      try {
395          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);
396          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          result.Add("TYPE",         pParameter->Type());
397          pSamplerChannel->SetAudioOutputDevice(AudioOutputType);          result.Add("DESCRIPTION",  pParameter->Description());
398          result.type = result_type_success;          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) {      catch (LinuxSamplerException e) {
440           e.PrintMessage();          result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
441      }      }
442      return ConvertResult(result);      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();
565  }  }
566    
567  /**  /**
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";      return "ERR:0:Not implemented yet.\r\n"; //FIXME: Add support for this in resultset class?
574  }  }
575    
576  String LSCPServer::SetMIDIInputType(midi_input_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      result_t 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);
         result.type = result_type_success;  
586      }      }
587      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
588           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
589      }      }
590      return ConvertResult(result);      return result.Produce();
591  }  }
592    
593  /**  /**
594   * Will be called by the parser to change the MIDI input port on which the   * Will be called by the parser to change the MIDI input port on which the
595   * engine of a particular sampler channel should listen to.   * engine of a particular sampler channel should listen to.
596   */   */
597  String LSCPServer::SetMIDIInputPort(String MIDIInputPort, uint uiSamplerchannel) {  String LSCPServer::SetMIDIInputPort(String MIDIInputPort, uint uiSamplerChannel) {
598      dmsg(2,("LSCPServer: SetMIDIInputPort(MIDIInputPort=%s, Samplerchannel=%d)\n", MIDIInputPort.c_str(), uiSamplerchannel));      dmsg(2,("LSCPServer: SetMIDIInputPort(MIDIInputPort=%s, Samplerchannel=%d)\n", MIDIInputPort.c_str(), uiSamplerChannel));
599      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result;
600        try {
601            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
602            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
603            if (!pSamplerChannel->GetMidiInputDevice()) throw LinuxSamplerException("No MIDI input device connected yet");
604            pSamplerChannel->GetMidiInputDevice()->SetInputPort(MIDIInputPort.c_str());
605        }
606        catch (LinuxSamplerException e) {
607             result.Error(e);
608        }
609        return result.Produce();
610  }  }
611    
612  /**  /**
# Line 343  String LSCPServer::SetMIDIInputPort(Stri Line 615  String LSCPServer::SetMIDIInputPort(Stri
615   */   */
616  String LSCPServer::SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel) {  String LSCPServer::SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel) {
617      dmsg(2,("LSCPServer: SetMIDIInputChannel(MIDIChannel=%d, SamplerChannel=%d)\n", MIDIChannel, uiSamplerChannel));      dmsg(2,("LSCPServer: SetMIDIInputChannel(MIDIChannel=%d, SamplerChannel=%d)\n", MIDIChannel, uiSamplerChannel));
618      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result;
619        try {
620            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
621            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
622            if (!pSamplerChannel->GetMidiInputDevice()) throw LinuxSamplerException("No MIDI input device connected yet");
623            MidiInputDevice::type_t oldtype = pSamplerChannel->GetMidiInputDevice()->Type();
624            pSamplerChannel->SetMidiInputDevice(oldtype, (MidiInputDevice::midi_chan_t) MIDIChannel);
625        }
626        catch (LinuxSamplerException e) {
627             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();
641  }  }
642    
643  /**  /**
# Line 352  String LSCPServer::SetMIDIInputChannel(u Line 646  String LSCPServer::SetMIDIInputChannel(u
646   */   */
647  String LSCPServer::SetVolume(double Volume, uint uiSamplerChannel) {  String LSCPServer::SetVolume(double Volume, uint uiSamplerChannel) {
648      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", Volume, uiSamplerChannel));      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", Volume, uiSamplerChannel));
649      result_t result;      LSCPResultSet result;
650      try {      try {
651          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
652          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
653          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
654          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
655          pEngine->Volume(Volume);          pEngine->Volume(Volume);
         result.type = result_type_success;  
656      }      }
657      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
658           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
659      }      }
660      return ConvertResult(result);      return result.Produce();
661  }  }
662    
663  /**  /**
# Line 375  String LSCPServer::SetVolume(double Volu Line 665  String LSCPServer::SetVolume(double Volu
665   */   */
666  String LSCPServer::ResetChannel(uint uiSamplerChannel) {  String LSCPServer::ResetChannel(uint uiSamplerChannel) {
667      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));
668      result_t result;      LSCPResultSet result;
669      try {      try {
670          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
671          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
672          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
673          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
674          pEngine->Reset();          pEngine->Reset();
         result.type = result_type_success;  
675      }      }
676      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
677           e.PrintMessage();           result.Error(e);
          result.type    = result_type_error;  
          result.code    = LSCP_ERR_UNKNOWN;  
          result.message = e.Message();  
678      }      }
679      return ConvertResult(result);      return result.Produce();
680  }  }
681    
682  /**  /**
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