/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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revision 121 by senkov, Sat Jun 12 07:46:02 2004 UTC revision 123 by schoenebeck, Mon Jun 14 19:33:16 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 307  String LSCPServer::GetBufferFill(fill_re Line 348  String LSCPServer::GetBufferFill(fill_re
348      return result.Produce();      return result.Produce();
349  }  }
350    
351  /**  String LSCPServer::GetAvailableAudioOutputDrivers() {
352   * 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));  
353      LSCPResultSet result;      LSCPResultSet result;
354      try {      try {
355          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          String s = AudioOutputDeviceFactory::AvailableDriversAsString();
356          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          result.Add(s);
         pSamplerChannel->SetAudioOutputDevice(AudioOutputType);  
357      }      }
358      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
359           result.Error(e);          result.Error(e);
360        }
361        return result.Produce();
362    }
363    
364    String LSCPServer::GetAudioOutputDriverInfo(String Driver) {
365        dmsg(2,("LSCPServer: GetAudioOutputDriverInfo(Driver=%s)\n",Driver.c_str()));
366        LSCPResultSet result;
367        try {
368            result.Add("DESCRIPTION", AudioOutputDeviceFactory::GetDriverDescription(Driver));
369            result.Add("VERSION",     AudioOutputDeviceFactory::GetDriverVersion(Driver));
370    
371            std::map<String,DeviceCreationParameter*> parameters = AudioOutputDeviceFactory::GetAvailableDriverParameters(Driver);
372            if (parameters.size()) { // if there are parameters defined for this driver
373                String s;
374                std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
375                for (;iter != parameters.end(); iter++) {
376                    if (s != "") s += ",";
377                    s += iter->first;
378                }
379                result.Add("PARAMETERS", s);
380            }
381        }
382        catch (LinuxSamplerException e) {
383            result.Error(e);
384        }
385        return result.Produce();
386    }
387    
388    String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
389        dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));
390        LSCPResultSet result;
391        try {
392            DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);
393            result.Add("TYPE",         pParameter->Type());
394            result.Add("DESCRIPTION",  pParameter->Description());
395            result.Add("MANDATORY",    pParameter->Mandatory());
396            result.Add("FIX",          pParameter->Fix());
397            result.Add("MULTIPLICITY", pParameter->Multiplicity());
398            if (pParameter->Depends())       result.Add("DEPENDS",       pParameter->Depends());
399            if (pParameter->Default())       result.Add("DEFAULT",       pParameter->Default());
400            if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());
401            if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());
402            if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());
403        }
404        catch (LinuxSamplerException e) {
405            result.Error(e);
406        }
407        return result.Produce();
408    }
409    
410    String LSCPServer::GetAudioOutputDeviceCount() {
411        dmsg(2,("LSCPServer: GetAudioOutputDeviceCount()\n"));
412        LSCPResultSet result;
413        try {
414            uint count = pSampler->AudioOutputDevices();
415            result = count; // success
416        }
417        catch (LinuxSamplerException e) {
418            result.Error(e);
419        }
420        return result.Produce();
421    }
422    
423    String LSCPServer::GetAudioOutputDevices() {
424        dmsg(2,("LSCPServer: GetAudioOutputDevices()\n"));
425        LSCPResultSet result;
426        try {
427            String s;
428            std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
429            std::map<uint, AudioOutputDevice*>::iterator iter = devices.begin();
430            for (; iter != devices.end(); iter++) {
431                if (s != "") s += ",";
432                s += ToString(iter->first);
433            }
434            result.Add(s);
435        }
436        catch (LinuxSamplerException e) {
437            result.Error(e);
438        }
439        return result.Produce();
440    }
441    
442    String LSCPServer::GetAudioOutputDeviceInfo(uint DeviceIndex) {
443        dmsg(2,("LSCPServer: GetAudioOutputDeviceInfo(DeviceIndex=%d)\n",DeviceIndex));
444        LSCPResultSet result;
445        try {
446            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
447            if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
448            AudioOutputDevice* pDevice = devices[DeviceIndex];
449            std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
450            std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
451            for (; iter != parameters.end(); iter++) {
452                result.Add(iter->first, iter->second->Value());
453            }
454        }
455        catch (LinuxSamplerException e) {
456            result.Error(e);
457        }
458        return result.Produce();
459    }
460    
461    String LSCPServer::GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId) {
462        dmsg(2,("LSCPServer: GetAudioOutputChannelInfo(DeviceId=%d,ChannelId)\n",DeviceId,ChannelId));
463        LSCPResultSet result;
464        try {
465            // get audio output device
466            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
467            if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
468            AudioOutputDevice* pDevice = devices[DeviceId];
469    
470            // get audio channel
471            AudioChannel* pChannel = pDevice->Channel(ChannelId);
472            if (!pChannel) throw LinuxSamplerException("Audio ouotput device does not have channel " + ToString(ChannelId) + ".");
473    
474            // return the values of all audio channel parameters
475            std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
476            std::map<String,DeviceRuntimeParameter*>::iterator iter = parameters.begin();
477            for (; iter != parameters.end(); iter++) {
478                result.Add(iter->first, iter->second->Value());
479            }
480        }
481        catch (LinuxSamplerException e) {
482            result.Error(e);
483        }
484        return result.Produce();
485    }
486    
487    String LSCPServer::GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName) {
488        dmsg(2,("LSCPServer: GetAudioOutputChannelParameterInfo(DeviceId=%d,ChannelId=%d,ParameterName=%s)\n",DeviceId,ChannelId,ParameterName.c_str()));
489        LSCPResultSet result;
490        try {
491            // get audio output device
492            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
493            if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
494            AudioOutputDevice* pDevice = devices[DeviceId];
495    
496            // get audio channel
497            AudioChannel* pChannel = pDevice->Channel(ChannelId);
498            if (!pChannel) throw LinuxSamplerException("Audio output device does not have channel " + ToString(ChannelId) + ".");
499    
500            // get desired audio channel parameter
501            std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
502            if (!parameters[ParameterName]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParameterName + "'.");
503            DeviceRuntimeParameter* pParameter = parameters[ParameterName];
504    
505            // return all fields of this audio channel parameter
506            result.Add("TYPE",         pParameter->Type());
507            result.Add("DESCRIPTION",  pParameter->Description());
508            result.Add("FIX",          pParameter->Fix());
509            result.Add("MULTIPLICITY", pParameter->Multiplicity());
510            if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());
511            if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());
512            if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());
513        }
514        catch (LinuxSamplerException e) {
515            result.Error(e);
516        }
517        return result.Produce();
518    }
519    
520    String LSCPServer::SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal) {
521        dmsg(2,("LSCPServer: SetAudioOutputChannelParameter(DeviceId=%d,ChannelId=%d,ParamKey=%s,ParamVal=%s)\n",DeviceId,ChannelId,ParamKey.c_str(),ParamVal.c_str()));
522        LSCPResultSet result;
523        try {
524            // get audio output device
525            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
526            if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
527            AudioOutputDevice* pDevice = devices[DeviceId];
528    
529            // get audio channel
530            AudioChannel* pChannel = pDevice->Channel(ChannelId);
531            if (!pChannel) throw LinuxSamplerException("Audio output device does not have channel " + ToString(ChannelId) + ".");
532    
533            // get desired audio channel parameter
534            std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
535            if (!parameters[ParamKey]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParamKey + "'.");
536            DeviceRuntimeParameter* pParameter = parameters[ParamKey];
537    
538            // set new channel parameter value
539            pParameter->SetValue(ParamVal);
540        }
541        catch (LinuxSamplerException e) {
542            result.Error(e);
543        }
544        return result.Produce();
545    }
546    
547    String LSCPServer::SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal) {
548        dmsg(2,("LSCPServer: SetAudioOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
549        LSCPResultSet result;
550        try {
551            std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
552            if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
553            AudioOutputDevice* pDevice = devices[DeviceIndex];
554            std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
555            if (!parameters[ParamKey]) throw LinuxSamplerException("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
556            parameters[ParamKey]->SetValue(ParamVal);
557        }
558        catch (LinuxSamplerException e) {
559            result.Error(e);
560      }      }
561      return result.Produce();      return result.Produce();
562  }  }
# Line 329  String LSCPServer::SetAudioOutputType(Au Line 565  String LSCPServer::SetAudioOutputType(Au
565   * 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
566   * playback on a particular sampler channel.   * playback on a particular sampler channel.
567   */   */
568  String LSCPServer::SetAudioOutputChannel(uint AudioOutputChannel, uint uiSamplerChannel) {  String LSCPServer::SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel) {
569      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));
570      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?
571  }  }
572    
573  String LSCPServer::SetMIDIInputType(MidiInputDevice::type_t MidiInputType, uint uiSamplerChannel) {  String LSCPServer::SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel) {
574      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));
575      LSCPResultSet result;      LSCPResultSet result;
576      try {      try {
577          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
578          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
579            // 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)
580            if (MidiInputDriver != "ALSA") throw LinuxSamplerException("Unknown MIDI input driver '" + MidiInputDriver + "'.");
581            MidiInputDevice::type_t MidiInputType = MidiInputDevice::type_alsa;
582          pSamplerChannel->SetMidiInputDevice(MidiInputType);          pSamplerChannel->SetMidiInputDevice(MidiInputType);
583      }      }
584      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 383  String LSCPServer::SetMIDIInputChannel(u Line 622  String LSCPServer::SetMIDIInputChannel(u
622      }      }
623      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
624           result.Error(e);           result.Error(e);
625        }
626        return result.Produce();
627    }
628    
629    String LSCPServer::SetAudioOutputDevice(uint AudioDeviceId, uint SamplerChannel) {
630        LSCPResultSet result;
631        try {
632            throw LinuxSamplerException("Command not yet implemented");
633        }
634        catch (LinuxSamplerException e) {
635             result.Error(e);
636      }      }
637      return result.Produce();      return result.Produce();
638  }  }

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