/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
ViewVC logotype

Diff of /linuxsampler/trunk/src/network/lscpserver.cpp

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 35 by schoenebeck, Fri Mar 5 13:46:15 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  LSCPServer::LSCPServer(AudioThread* pEngine) : Thread(false, 0, -4) {  #include "../engines/gig/Engine.h"
27      this->pEngine = pEngine;  #include "../audiodriver/AudioOutputDeviceFactory.h"
28    
29    LSCPServer::LSCPServer(Sampler* pSampler) : Thread(false, 0, -4) {
30        this->pSampler = pSampler;
31  }  }
32    
33  int LSCPServer::Main() {  int LSCPServer::Main() {
34      hSocket = socket(AF_INET, SOCK_STREAM, 0);      hSocket = socket(AF_INET, SOCK_STREAM, 0);
35      if (hSocket < 0) {      if (hSocket < 0) {
36          std::cerr << "LSCPServer: Could not create server socket." << std::endl;          std::cerr << "LSCPServer: Could not create server socket." << std::endl;
37          return -1;          //return -1;
38            exit(EXIT_FAILURE);
39      }      }
40    
41      SocketAddress.sin_family      = AF_INET;      SocketAddress.sin_family      = AF_INET;
# Line 40  int LSCPServer::Main() { Line 45  int LSCPServer::Main() {
45      if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {      if (bind(hSocket, (sockaddr*) &SocketAddress, sizeof(sockaddr_in)) < 0) {
46          std::cerr << "LSCPServer: Could not bind server socket." << std::endl;          std::cerr << "LSCPServer: Could not bind server socket." << std::endl;
47          close(hSocket);          close(hSocket);
48          return -1;          //return -1;
49            exit(EXIT_FAILURE);
50      }      }
51    
52      listen(hSocket, 1);      listen(hSocket, 1);
# Line 54  int LSCPServer::Main() { Line 60  int LSCPServer::Main() {
60          if (hSession < 0) {          if (hSession < 0) {
61              std::cerr << "LSCPServer: Client connection failed." << std::endl;              std::cerr << "LSCPServer: Client connection failed." << std::endl;
62              close(hSocket);              close(hSocket);
63              return -1;              //return -1;
64                exit(EXIT_FAILURE);
65          }          }
66    
67          dmsg(1,("LSCPServer: Client connection established.\n"));          dmsg(1,("LSCPServer: Client connection established.\n"));
# Line 83  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 Instrument, uint SamplerChannel) {  String LSCPServer::LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel) {
136      dmsg(2,("LSCPServer: LoadInstrument(Filename=%s,Instrument=%d,SamplerChannel=%d)\n", Filename.c_str(), Instrument, SamplerChannel));      dmsg(2,("LSCPServer: LoadInstrument(Filename=%s,Instrument=%d,SamplerChannel=%d)\n", Filename.c_str(), uiInstrument, uiSamplerChannel));
137      result_t res = pEngine->LoadInstrument(Filename.c_str(), Instrument);      LSCPResultSet result;
138      return ConvertResult(res);      try {
139            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
140            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
141            Engine* pEngine = pSamplerChannel->GetEngine();
142            if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
143            pEngine->LoadInstrument(Filename.c_str(), uiInstrument);
144        }
145        catch (LinuxSamplerException e) {
146             result.Error(e);
147        }
148        return result.Produce();
149  }  }
150    
151  /**  /**
152   * Will be called by the parser to load and deploy an engine.   * Will be called by the parser to load and deploy an engine.
153   */   */
154  String LSCPServer::LoadEngine(String EngineName, uint SamplerChannel) {  String LSCPServer::LoadEngine(String EngineName, uint uiSamplerChannel) {
155      dmsg(2,("LSCPServer: LoadEngine(EngineName=%s,SamplerChannel=%d)\n", EngineName.c_str(), SamplerChannel));      dmsg(2,("LSCPServer: LoadEngine(EngineName=%s,SamplerChannel=%d)\n", EngineName.c_str(), uiSamplerChannel));
156      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result;
157        try {
158            Engine::type_t type;
159            if ((EngineName == "GigEngine") || (EngineName == "gig")) type = Engine::type_gig;
160            else throw LinuxSamplerException("Unknown engine type");
161            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
162            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
163            pSamplerChannel->LoadEngine(type);
164        }
165        catch (LinuxSamplerException e) {
166             result.Error(e);
167        }
168        return result.Produce();
169  }  }
170    
171  /**  /**
# Line 105  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 "1\r\n";      LSCPResultSet result;
177        result.Add(pSampler->SamplerChannels());
178        return result.Produce();
179  }  }
180    
181  /**  /**
# Line 113  String LSCPServer::GetChannels() { Line 183  String LSCPServer::GetChannels() {
183   */   */
184  String LSCPServer::AddChannel() {  String LSCPServer::AddChannel() {
185      dmsg(2,("LSCPServer: AddChannel()\n"));      dmsg(2,("LSCPServer: AddChannel()\n"));
186      return "ERR:0:Not implemented yet.\r\n";      SamplerChannel* pSamplerChannel = pSampler->AddSamplerChannel();
187        LSCPResultSet result(pSamplerChannel->Index());
188        return result.Produce();
189  }  }
190    
191  /**  /**
192   * Will be called by the parser to remove a sampler channel.   * Will be called by the parser to remove a sampler channel.
193   */   */
194  String LSCPServer::RemoveChannel(uint SamplerChannel) {  String LSCPServer::RemoveChannel(uint uiSamplerChannel) {
195      dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", SamplerChannel));      dmsg(2,("LSCPServer: RemoveChannel(SamplerChannel=%d)\n", uiSamplerChannel));
196      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result;
197        pSampler->RemoveSamplerChannel(uiSamplerChannel);
198        return result.Produce();
199  }  }
200    
201  /**  /**
# Line 129  String LSCPServer::RemoveChannel(uint Sa Line 203  String LSCPServer::RemoveChannel(uint Sa
203   */   */
204  String LSCPServer::GetAvailableEngines() {  String LSCPServer::GetAvailableEngines() {
205      dmsg(2,("LSCPServer: GetAvailableEngines()\n"));      dmsg(2,("LSCPServer: GetAvailableEngines()\n"));
206      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result("GigEngine");
207        return result.Produce();
208  }  }
209    
210  /**  /**
# Line 137  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      return "ERR:0:Not implemented yet.\r\n";      LSCPResultSet result;
216        try {
217            if ((EngineName == "GigEngine") || (EngineName == "gig")) {
218                Engine* pEngine = new LinuxSampler::gig::Engine;
219                result.Add(pEngine->Description());
220                result.Add(pEngine->Version());
221                delete pEngine;
222            }
223            else throw LinuxSamplerException("Unknown engine type");
224        }
225        catch (LinuxSamplerException e) {
226             result.Error(e);
227        }
228        return result.Produce();
229  }  }
230    
231  /**  /**
232   * Will be called by the parser to get informations about a particular   * Will be called by the parser to get informations about a particular
233   * sampler channel.   * sampler channel.
234   */   */
235  String LSCPServer::GetChannelInfo(uint SamplerChannel) {  String LSCPServer::GetChannelInfo(uint uiSamplerChannel) {
236      dmsg(2,("LSCPServer: GetChannelInfo(SamplerChannel=%d)\n", SamplerChannel));      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  /**  /**
282   * Will be called by the parser to get the amount of active voices on a   * Will be called by the parser to get the amount of active voices on a
283   * particular sampler channel.   * particular sampler channel.
284   */   */
285  String LSCPServer::GetVoiceCount(uint SamplerChannel) {  String LSCPServer::GetVoiceCount(uint uiSamplerChannel) {
286      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", SamplerChannel));      dmsg(2,("LSCPServer: GetVoiceCount(SamplerChannel=%d)\n", uiSamplerChannel));
287      return ToString(pEngine->ActiveVoiceCount) + "\r\n";      LSCPResultSet result;
288        try {
289            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
290            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
291            Engine* pEngine = pSamplerChannel->GetEngine();
292            if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
293            result.Add(pEngine->VoiceCount());
294        }
295        catch (LinuxSamplerException e) {
296             result.Error(e);
297        }
298        return result.Produce();
299  }  }
300    
301  /**  /**
302   * Will be called by the parser to get the amount of active disk streams on a   * Will be called by the parser to get the amount of active disk streams on a
303   * particular sampler channel.   * particular sampler channel.
304   */   */
305  String LSCPServer::GetStreamCount(uint SamplerChannel) {  String LSCPServer::GetStreamCount(uint uiSamplerChannel) {
306      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", SamplerChannel));      dmsg(2,("LSCPServer: GetStreamCount(SamplerChannel=%d)\n", uiSamplerChannel));
307      return ToString(pEngine->pDiskThread->ActiveStreamCount) + "\r\n";      LSCPResultSet result;
308        try {
309            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
310            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
311            Engine* pEngine = pSamplerChannel->GetEngine();
312            if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
313            result.Add(pEngine->DiskStreamCount());
314        }
315        catch (LinuxSamplerException e) {
316             result.Error(e);
317        }
318        return result.Produce();
319  }  }
320    
321  /**  /**
322   * Will be called by the parser to get the buffer fill states of all disk   * Will be called by the parser to get the buffer fill states of all disk
323   * streams on a particular sampler channel.   * streams on a particular sampler channel.
324   */   */
325  String LSCPServer::GetBufferFill(fill_response_t ResponseType, uint SamplerChannel) {  String LSCPServer::GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel) {
326      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, SamplerChannel));      dmsg(2,("LSCPServer: GetBufferFill(ResponseType=%d, SamplerChannel=%d)\n", ResponseType, uiSamplerChannel));
327      return (ResponseType == fill_response_bytes) ? pEngine->pDiskThread->GetBufferFillBytes() + "\r\n"      LSCPResultSet result;
328                                                   : pEngine->pDiskThread->GetBufferFillPercentage() + "\r\n";      try {
329            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
330            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
331            Engine* pEngine = pSamplerChannel->GetEngine();
332            if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
333            if (!pEngine->DiskStreamSupported())
334                result.Add("NA");
335            else {
336                switch (ResponseType) {
337                    case fill_response_bytes:
338                        result.Add(pEngine->DiskStreamBufferFillBytes());
339                        break;
340                    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   * Will be called by the parser to change the audio output type on a      dmsg(2,("LSCPServer: GetAvailableAudioOutputDrivers()\n"));
356   * particular sampler channel.      LSCPResultSet result;
357   */      try {
358  String LSCPServer::SetAudioOutputType(audio_output_type_t AudioOutputType, uint SamplerChannel) {          String s = AudioOutputDeviceFactory::AvailableDriversAsString();
359      dmsg(2,("LSCPServer: SetAudioOutputType(AudioOutputType=%d, SamplerChannel=%d)\n", AudioOutputType, SamplerChannel));          result.Add(s);
360      return "ERR:0:Not implemented yet.\r\n";      }
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) {
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();
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 SamplerChannel) {  String LSCPServer::SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel) {
572      dmsg(2,("LSCPServer: SetAudioOutputChannel(AudioOutputChannel=%d, SamplerChannel=%d)\n", AudioOutputChannel, SamplerChannel));      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(String MidiInputDriver, uint uiSamplerChannel) {
577        dmsg(2,("LSCPServer: SetMIDIInputType(String MidiInputDriver=%s, SamplerChannel=%d)\n",MidiInputDriver.c_str(),uiSamplerChannel));
578        LSCPResultSet result;
579        try {
580            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
581            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);
586        }
587        catch (LinuxSamplerException e) {
588             result.Error(e);
589        }
590        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 Samplerchannel) {  String LSCPServer::SetMIDIInputPort(String MIDIInputPort, uint uiSamplerChannel) {
598      dmsg(2,("LSCPServer: SetMIDIInputPort(MIDIInputPort=%s, Samplerchannel=%d)\n", MIDIInputPort.c_str(), Samplerchannel));      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  /**  /**
613   * Will be called by the parser to change the MIDI input channel on which the   * Will be called by the parser to change the MIDI input channel on which the
614   * engine of a particular sampler channel should listen to.   * engine of a particular sampler channel should listen to.
615   */   */
616  String LSCPServer::SetMIDIInputChannel(uint MIDIChannel, uint SamplerChannel) {  String LSCPServer::SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel) {
617      dmsg(2,("LSCPServer: SetMIDIInputChannel(MIDIChannel=%d, SamplerChannel=%d)\n", MIDIChannel, SamplerChannel));      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  /**  /**
644   * Will be called by the parser to change the global volume factor on a   * Will be called by the parser to change the global volume factor on a
645   * particular sampler channel.   * particular sampler channel.
646   */   */
647  String LSCPServer::SetVolume(double Volume, uint SamplerChannel) {  String LSCPServer::SetVolume(double Volume, uint uiSamplerChannel) {
648      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", Volume, SamplerChannel));      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", Volume, uiSamplerChannel));
649      pEngine->Volume = Volume;      LSCPResultSet result;
650      return "OK\r\n";      try {
651            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
652            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
653            Engine* pEngine = pSamplerChannel->GetEngine();
654            if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
655            pEngine->Volume(Volume);
656        }
657        catch (LinuxSamplerException e) {
658             result.Error(e);
659        }
660        return result.Produce();
661  }  }
662    
663  /**  /**
664   * Will be called by the parser to reset a particular sampler channel.   * Will be called by the parser to reset a particular sampler channel.
665   */   */
666  String LSCPServer::ResetChannel(uint SamplerChannel) {  String LSCPServer::ResetChannel(uint uiSamplerChannel) {
667      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", SamplerChannel));      dmsg(2,("LSCPServer: ResetChannel(SamplerChannel=%d)\n", uiSamplerChannel));
668      pEngine->Reset();      LSCPResultSet result;
669      return "OK\r\n";      try {
670            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
671            if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
672            Engine* pEngine = pSamplerChannel->GetEngine();
673            if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
674            pEngine->Reset();
675        }
676        catch (LinuxSamplerException e) {
677             result.Error(e);
678        }
679        return result.Produce();
680  }  }
681    
682  /**  /**
Legend:
Removed from v.35  
changed lines
  Added in v.129
  ViewVC Help
Powered by ViewVC