/[svn]/linuxsampler/trunk/src/network/lscpserver.cpp
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revision 170 by senkov, Sat Jul 3 20:08:07 2004 UTC revision 226 by schoenebeck, Wed Aug 25 22:00:33 2004 UTC
# Line 25  Line 25 
25  #include "lscpevent.h"  #include "lscpevent.h"
26    
27  #include "../engines/gig/Engine.h"  #include "../engines/gig/Engine.h"
28  #include "../audiodriver/AudioOutputDeviceFactory.h"  #include "../drivers/audio/AudioOutputDeviceFactory.h"
29  #include "../mididriver/MidiInputDeviceFactory.h"  #include "../drivers/midi/MidiInputDeviceFactory.h"
30    
31  /**  /**
32   * Below are a few static members of the LSCPServer class.   * Below are a few static members of the LSCPServer class.
# Line 43  Line 43 
43   */   */
44  fd_set LSCPServer::fdSet;  fd_set LSCPServer::fdSet;
45  int LSCPServer::currentSocket = -1;  int LSCPServer::currentSocket = -1;
46  std::vector<int> LSCPServer::hSessions = std::vector<int>();  std::vector<yyparse_param_t> LSCPServer::Sessions = std::vector<yyparse_param_t>();
47  std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>();  std::map<int,String> LSCPServer::bufferedNotifies = std::map<int,String>();
48  std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>();  std::map<int,String> LSCPServer::bufferedCommands = std::map<int,String>();
49  std::map< LSCPEvent::event_t, std::list<int> > LSCPServer::eventSubscriptions = std::map< LSCPEvent::event_t, std::list<int> >();  std::map< LSCPEvent::event_t, std::list<int> > LSCPServer::eventSubscriptions = std::map< LSCPEvent::event_t, std::list<int> >();
# Line 61  LSCPServer::LSCPServer(Sampler* pSampler Line 61  LSCPServer::LSCPServer(Sampler* pSampler
61      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");      LSCPEvent::RegisterEvent(LSCPEvent::event_misc, "MISCELLANEOUS");
62  }  }
63    
64    /**
65     * Blocks the calling thread until the LSCP Server is initialized and
66     * accepting socket connections, if the server is already initialized then
67     * this method will return immediately.
68     * @param TimeoutSeconds     - optional: max. wait time in seconds
69     *                             (default: 0s)
70     * @param TimeoutNanoSeconds - optional: max wait time in nano seconds
71     *                             (default: 0ns)
72     * @returns  0 on success, a value less than 0 if timeout exceeded
73     */
74    int LSCPServer::WaitUntilInitialized(long TimeoutSeconds, long TimeoutNanoSeconds) {
75        return Initialized.WaitAndUnlockIf(false, TimeoutSeconds, TimeoutNanoSeconds);
76    }
77    
78  int LSCPServer::Main() {  int LSCPServer::Main() {
79      int hSocket = socket(AF_INET, SOCK_STREAM, 0);      int hSocket = socket(AF_INET, SOCK_STREAM, 0);
80      if (hSocket < 0) {      if (hSocket < 0) {
# Line 81  int LSCPServer::Main() { Line 95  int LSCPServer::Main() {
95      }      }
96    
97      listen(hSocket, 1);      listen(hSocket, 1);
98      dmsg(1,("LSCPServer: Server running.\n")); // server running      Initialized.Set(true);
99    
100      // now wait for client connections and handle their requests      // now wait for client connections and handle their requests
101      sockaddr_in client;      sockaddr_in client;
102      int length = sizeof(client);      int length = sizeof(client);
     struct timeval tv;  
     tv.tv_sec = 30;  
     tv.tv_usec = 0;  
103      FD_ZERO(&fdSet);      FD_ZERO(&fdSet);
104      FD_SET(hSocket, &fdSet);      FD_SET(hSocket, &fdSet);
105      int maxSessions = hSocket;      int maxSessions = hSocket;
   
     // Parser initialization  
     yyparse_param_t yyparse_param;  
     yyparse_param.pServer = this;  
106    
107      while (true) {      while (true) {
108          fd_set selectSet = fdSet;          fd_set selectSet = fdSet;
109          int retval = select(maxSessions+1, &selectSet, NULL, NULL, &tv);          int retval = select(maxSessions+1, &selectSet, NULL, NULL, NULL);
110          if (retval == 0)          if (retval == 0)
111                  continue; //Nothing in 30 seconds, try again                  continue; //Nothing try again
112          if (retval == -1) {          if (retval == -1) {
113                  std::cerr << "LSCPServer: Socket select error." << std::endl;                  std::cerr << "LSCPServer: Socket select error." << std::endl;
114                  close(hSocket);                  close(hSocket);
115                  exit(EXIT_FAILURE);                  exit(EXIT_FAILURE);
116          }          }
117            
118          //Accept new connections now (if any)          //Accept new connections now (if any)
119          if (FD_ISSET(hSocket, &selectSet)) {          if (FD_ISSET(hSocket, &selectSet)) {
120                  int socket = accept(hSocket, (sockaddr*) &client, (socklen_t*) &length);                  int socket = accept(hSocket, (sockaddr*) &client, (socklen_t*) &length);
# Line 121  int LSCPServer::Main() { Line 128  int LSCPServer::Main() {
128                          exit(EXIT_FAILURE);                          exit(EXIT_FAILURE);
129                  }                  }
130    
131                  hSessions.push_back(socket);                  // Parser initialization
132                    yyparse_param_t yyparse_param;
133                    yyparse_param.pServer  = this;
134                    yyparse_param.hSession = socket;
135    
136                    Sessions.push_back(yyparse_param);
137                  FD_SET(socket, &fdSet);                  FD_SET(socket, &fdSet);
138                  if (socket > maxSessions)                  if (socket > maxSessions)
139                          maxSessions = socket;                          maxSessions = socket;
# Line 131  int LSCPServer::Main() { Line 143  int LSCPServer::Main() {
143          }          }
144    
145          //Something was selected and it was not the hSocket, so it must be some command(s) coming.          //Something was selected and it was not the hSocket, so it must be some command(s) coming.
146          for (std::vector<int>::iterator iter = hSessions.begin(); iter !=  hSessions.end(); iter++) {          for (std::vector<yyparse_param_t>::iterator iter = Sessions.begin(); iter != Sessions.end(); iter++) {
147                  if (FD_ISSET(*iter, &selectSet)) {      //Was it this socket?                  if (FD_ISSET((*iter).hSession, &selectSet)) {   //Was it this socket?
148                          if (GetLSCPCommand(iter)) {     //Have we read the entire command?                          if (GetLSCPCommand(iter)) {     //Have we read the entire command?
149                                  dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket));                                  dmsg(3,("LSCPServer: Got command on socket %d, calling parser.\n", currentSocket));
150                                  yylex_init(&yyparse_param.pScanner);                                  int dummy; // just a temporary hack to fulfill the restart() function prototype
151                                  currentSocket = *iter;  //a hack                                  restart(NULL, dummy); // restart the 'scanner'
152                                  int result = yyparse(&yyparse_param);                                  currentSocket = (*iter).hSession;  //a hack
153                                    if ((*iter).bVerbose) { // if echo mode enabled
154                                        AnswerClient(bufferedCommands[currentSocket]);
155                                    }
156                                    int result = yyparse(&(*iter));
157                                  currentSocket = -1;     //continuation of a hack                                  currentSocket = -1;     //continuation of a hack
158                                  dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));                                  dmsg(3,("LSCPServer: Done parsing on socket %d.\n", currentSocket));
159                                  if (result == LSCP_QUIT) { //Was it a quit command by any chance?                                  if (result == LSCP_QUIT) { //Was it a quit command by any chance?
# Line 146  int LSCPServer::Main() { Line 162  int LSCPServer::Main() {
162                          }                          }
163                          //socket may have been closed, iter may be invalid, get out of the loop for now.                          //socket may have been closed, iter may be invalid, get out of the loop for now.
164                          //we'll be back if there is data.                          //we'll be back if there is data.
165                          break;                          break;
166                  }                  }
167          }          }
168    
# Line 158  int LSCPServer::Main() { Line 174  int LSCPServer::Main() {
174          }          }
175          NotifyBufferMutex.Unlock();          NotifyBufferMutex.Unlock();
176      }      }
     //It will never get here anyway  
     //yylex_destroy(yyparse_param.pScanner);  
177  }  }
178    
179  void LSCPServer::CloseConnection( std::vector<int>::iterator iter ) {  void LSCPServer::CloseConnection( std::vector<yyparse_param_t>::iterator iter ) {
180          int socket = *iter;          int socket = (*iter).hSession;
181          dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket));          dmsg(1,("LSCPServer: Client connection terminated on socket:%d.\n",socket));
182          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket));          LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Client connection terminated on socket", socket));
183          hSessions.erase(iter);          Sessions.erase(iter);
184          FD_CLR(socket,  &fdSet);          FD_CLR(socket,  &fdSet);
185          SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any)          SubscriptionMutex.Lock(); //Must unsubscribe this socket from all events (if any)
186          for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) {          for (std::map< LSCPEvent::event_t, std::list<int> >::iterator iter = eventSubscriptions.begin(); iter != eventSubscriptions.end(); iter++) {
# Line 230  extern int GetLSCPCommand( void *buf, in Line 244  extern int GetLSCPCommand( void *buf, in
244   * If command is read, it will return true. Otherwise false is returned.   * If command is read, it will return true. Otherwise false is returned.
245   * In any case the received portion (complete or incomplete) is saved into bufferedCommand map.   * In any case the received portion (complete or incomplete) is saved into bufferedCommand map.
246   */   */
247  bool LSCPServer::GetLSCPCommand( std::vector<int>::iterator iter ) {  bool LSCPServer::GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter ) {
248          int socket = *iter;          int socket = (*iter).hSession;
249          char c;          char c;
250          int i = 0;          int i = 0;
251          while (true) {          while (true) {
# Line 241  bool LSCPServer::GetLSCPCommand( std::ve Line 255  bool LSCPServer::GetLSCPCommand( std::ve
255                          break;                          break;
256                  }                  }
257                  if (result == 1) {                  if (result == 1) {
258                          if (c == '\r')                          if (c == '\r')
259                                  continue; //Ignore CR                                  continue; //Ignore CR
260                          if (c == '\n') {                          if (c == '\n') {
261                                    LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_misc, "Received \'" + bufferedCommands[socket] + "\' on socket", socket));
262                                  bufferedCommands[socket] += "\n";                                  bufferedCommands[socket] += "\n";
263                                  return true; //Complete command was read                                  return true; //Complete command was read
264                          }                          }
# Line 267  bool LSCPServer::GetLSCPCommand( std::ve Line 282  bool LSCPServer::GetLSCPCommand( std::ve
282                                          break;                                          break;
283                                  case EAGAIN:                                  case EAGAIN:
284                                          dmsg(2,("LSCPScanner: The socket is marked non-blocking and the receive operation would block, or a receive timeout had been set and the timeout expired before data was received.\n"));                                          dmsg(2,("LSCPScanner: The socket is marked non-blocking and the receive operation would block, or a receive timeout had been set and the timeout expired before data was received.\n"));
285                                          break;                                          break;
286                                  case EINTR:                                  case EINTR:
287                                          dmsg(2,("LSCPScanner: The receive was interrupted by delivery of a signal before any data were available.\n"));                                          dmsg(2,("LSCPScanner: The receive was interrupted by delivery of a signal before any data were available.\n"));
288                                          break;                                          break;
289                                  case EFAULT:                                  case EFAULT:
290                                          dmsg(2,("LSCPScanner: The receive buffer pointer(s) point outside the process's address space.\n"));                                          dmsg(2,("LSCPScanner: The receive buffer pointer(s) point outside the process's address space.\n"));
291                                          break;                                          break;
292                                  case EINVAL:                                  case EINVAL:
293                                          dmsg(2,("LSCPScanner: Invalid argument passed.\n"));                                          dmsg(2,("LSCPScanner: Invalid argument passed.\n"));
294                                          break;                                          break;
295                                  case ENOMEM:                                  case ENOMEM:
296                                          dmsg(2,("LSCPScanner: Could not allocate memory for recvmsg.\n"));                                          dmsg(2,("LSCPScanner: Could not allocate memory for recvmsg.\n"));
297                                          break;                                          break;
298                                  default:                                  default:
299                                          dmsg(2,("LSCPScanner: Unknown recv() error.\n"));                                          dmsg(2,("LSCPScanner: Unknown recv() error.\n"));
300                                          break;                                          break;
301                          }                          }
302                          CloseConnection(iter);                          CloseConnection(iter);
303                          break;                          break;
304                  }                  }
# Line 375  String LSCPServer::DestroyAudioOutputDev Line 390  String LSCPServer::DestroyAudioOutputDev
390      LSCPResultSet result;      LSCPResultSet result;
391      try {      try {
392          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
393          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
394          AudioOutputDevice* pDevice = devices[DeviceIndex];          AudioOutputDevice* pDevice = devices[DeviceIndex];
395          pSampler->DestroyAudioOutputDevice(pDevice);          pSampler->DestroyAudioOutputDevice(pDevice);
396      }      }
# Line 390  String LSCPServer::DestroyMidiInputDevic Line 405  String LSCPServer::DestroyMidiInputDevic
405      LSCPResultSet result;      LSCPResultSet result;
406      try {      try {
407          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
408            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
409          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
         if (!pDevice) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");  
410          pSampler->DestroyMidiInputDevice(pDevice);          pSampler->DestroyMidiInputDevice(pDevice);
411      }      }
412      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 411  String LSCPServer::LoadInstrument(String Line 426  String LSCPServer::LoadInstrument(String
426          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
427          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
428          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
429          if (pSamplerChannel->GetAudioOutputDevice() == NULL)          if (!pSamplerChannel->GetAudioOutputDevice())
430              throw LinuxSamplerException("No audio output device on channel");              throw LinuxSamplerException("No audio output device on channel");
431          if (bBackground) {          if (bBackground) {
432              LSCPLoadInstrument *pLoadInstrument = new LSCPLoadInstrument(pEngine, Filename.c_str(), uiInstrument);              LSCPLoadInstrument *pLoadInstrument = new LSCPLoadInstrument(pEngine, Filename.c_str(), uiInstrument);
# Line 456  String LSCPServer::GetChannels() { Line 471  String LSCPServer::GetChannels() {
471  }  }
472    
473  /**  /**
474     * Will be called by the parser to get the list of sampler channels.
475     */
476    String LSCPServer::ListChannels() {
477        dmsg(2,("LSCPServer: ListChannels()\n"));
478        String list;
479        std::map<uint,SamplerChannel*> channels = pSampler->GetSamplerChannels();
480        std::map<uint,SamplerChannel*>::iterator iter = channels.begin();
481        for (; iter != channels.end(); iter++) {
482            if (list != "") list += ",";
483            list += ToString(iter->first);
484        }
485        LSCPResultSet result;
486        result.Add(list);
487        return result.Produce();
488    }
489    
490    /**
491   * Will be called by the parser to add a sampler channel.   * Will be called by the parser to add a sampler channel.
492   */   */
493  String LSCPServer::AddChannel() {  String LSCPServer::AddChannel() {
# Line 493  String LSCPServer::GetEngineInfo(String Line 525  String LSCPServer::GetEngineInfo(String
525      try {      try {
526          if ((EngineName == "GigEngine") || (EngineName == "gig")) {          if ((EngineName == "GigEngine") || (EngineName == "gig")) {
527              Engine* pEngine = new LinuxSampler::gig::Engine;              Engine* pEngine = new LinuxSampler::gig::Engine;
528              result.Add(pEngine->Description());              result.Add("DESCRIPTION", pEngine->Description());
529              result.Add(pEngine->Version());              result.Add("VERSION",     pEngine->Version());
530              delete pEngine;              delete pEngine;
531          }          }
532          else throw LinuxSamplerException("Unknown engine type");          else throw LinuxSamplerException("Unknown engine type");
# Line 519  String LSCPServer::GetChannelInfo(uint u Line 551  String LSCPServer::GetChannelInfo(uint u
551    
552          //Defaults values          //Defaults values
553          String EngineName = "NONE";          String EngineName = "NONE";
554          float Volume = 0;          float Volume = 0.0f;
555          String InstrumentFileName = "NONE";          String InstrumentFileName = "NONE";
556          int InstrumentIndex = -1;          int InstrumentIndex = -1;
557          int InstrumentStatus = -1;          int InstrumentStatus = -1;
558            int AudioOutputChannels = 0;
559            String AudioRouting;
560    
561          if (pEngine) {          if (pEngine) {
562              EngineName =  pEngine->EngineName();              EngineName =  pEngine->EngineName();
563                AudioOutputChannels = pEngine->Channels();
564              Volume = pEngine->Volume();              Volume = pEngine->Volume();
565              InstrumentStatus = pEngine->InstrumentStatus();              InstrumentStatus = pEngine->InstrumentStatus();
566              InstrumentIndex = pEngine->InstrumentIndex();              InstrumentIndex = pEngine->InstrumentIndex();
567              if (InstrumentIndex != -1)              if (InstrumentIndex != -1)
568                  InstrumentFileName = pEngine->InstrumentFileName();                  InstrumentFileName = pEngine->InstrumentFileName();
569                for (int chan = 0; chan < pEngine->Channels(); chan++) {
570                    if (AudioRouting != "") AudioRouting += ",";
571                    AudioRouting += ToString(pEngine->OutputChannel(chan));
572                }
573          }          }
574    
575          result.Add("ENGINE_NAME", EngineName);          result.Add("ENGINE_NAME", EngineName);
# Line 538  String LSCPServer::GetChannelInfo(uint u Line 577  String LSCPServer::GetChannelInfo(uint u
577    
578          //Some not-so-hardcoded stuff to make GUI look good          //Some not-so-hardcoded stuff to make GUI look good
579          result.Add("AUDIO_OUTPUT_DEVICE", GetAudioOutputDeviceIndex(pSamplerChannel->GetAudioOutputDevice()));          result.Add("AUDIO_OUTPUT_DEVICE", GetAudioOutputDeviceIndex(pSamplerChannel->GetAudioOutputDevice()));
580          result.Add("AUDIO_OUTPUT_CHANNELS", "2");          result.Add("AUDIO_OUTPUT_CHANNELS", AudioOutputChannels);
581          result.Add("AUDIO_OUTPUT_ROUTING", "0,1");          result.Add("AUDIO_OUTPUT_ROUTING", AudioRouting);
582    
583          result.Add("MIDI_INPUT_DEVICE", GetMidiInputDeviceIndex(pSamplerChannel->GetMidiInputDevice()));          result.Add("MIDI_INPUT_DEVICE", GetMidiInputDeviceIndex(pSamplerChannel->GetMidiInputDevice()));
584          result.Add("MIDI_INPUT_PORT", pSamplerChannel->GetMidiInputPort());          result.Add("MIDI_INPUT_PORT", pSamplerChannel->GetMidiInputPort());
585          result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());          if (pSamplerChannel->GetMidiInputChannel()) result.Add("MIDI_INPUT_CHANNEL", pSamplerChannel->GetMidiInputChannel());
586            else                                        result.Add("MIDI_INPUT_CHANNEL", "ALL");
587    
588          result.Add("INSTRUMENT_FILE", InstrumentFileName);          result.Add("INSTRUMENT_FILE", InstrumentFileName);
589          result.Add("INSTRUMENT_NR", InstrumentIndex);          result.Add("INSTRUMENT_NR", InstrumentIndex);
# Line 703  String LSCPServer::GetAudioOutputDriverI Line 743  String LSCPServer::GetAudioOutputDriverI
743  }  }
744    
745  String LSCPServer::GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {  String LSCPServer::GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
746      dmsg(2,("LSCPServer: GetMidiInputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));      dmsg(2,("LSCPServer: GetMidiInputDriverParameterInfo(Driver=%s,Parameter=%s,DependencyListSize=%d)\n",Driver.c_str(),Parameter.c_str(),DependencyList.size()));
747      LSCPResultSet result;      LSCPResultSet result;
748      try {      try {
749          DeviceCreationParameter* pParameter = MidiInputDeviceFactory::GetDriverParameter(Driver, Parameter);          DeviceCreationParameter* pParameter = MidiInputDeviceFactory::GetDriverParameter(Driver, Parameter);
# Line 712  String LSCPServer::GetMidiInputDriverPar Line 752  String LSCPServer::GetMidiInputDriverPar
752          result.Add("MANDATORY",    pParameter->Mandatory());          result.Add("MANDATORY",    pParameter->Mandatory());
753          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
754          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
755          if (pParameter->Depends())       result.Add("DEPENDS",       pParameter->Depends());          optional<String> oDepends       = pParameter->Depends();
756          if (pParameter->Default())       result.Add("DEFAULT",       pParameter->Default());          optional<String> oDefault       = pParameter->Default(DependencyList);
757          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          optional<String> oRangeMin      = pParameter->RangeMin(DependencyList);
758          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          optional<String> oRangeMax      = pParameter->RangeMax(DependencyList);
759          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          optional<String> oPossibilities = pParameter->Possibilities(DependencyList);
760            if (oDepends)       result.Add("DEPENDS",       *oDepends);
761            if (oDefault)       result.Add("DEFAULT",       *oDefault);
762            if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
763            if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
764            if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
765      }      }
766      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
767          result.Error(e);          result.Error(e);
# Line 725  String LSCPServer::GetMidiInputDriverPar Line 770  String LSCPServer::GetMidiInputDriverPar
770  }  }
771    
772  String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {  String LSCPServer::GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList) {
773      dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s)\n",Driver.c_str(),Parameter.c_str()));      dmsg(2,("LSCPServer: GetAudioOutputDriverParameterInfo(Driver=%s,Parameter=%s,DependencyListSize=%d)\n",Driver.c_str(),Parameter.c_str(),DependencyList.size()));
774      LSCPResultSet result;      LSCPResultSet result;
775      try {      try {
776          DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);          DeviceCreationParameter* pParameter = AudioOutputDeviceFactory::GetDriverParameter(Driver, Parameter);
# Line 734  String LSCPServer::GetAudioOutputDriverP Line 779  String LSCPServer::GetAudioOutputDriverP
779          result.Add("MANDATORY",    pParameter->Mandatory());          result.Add("MANDATORY",    pParameter->Mandatory());
780          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
781          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
782          if (pParameter->Depends())       result.Add("DEPENDS",       pParameter->Depends());          optional<String> oDepends       = pParameter->Depends();
783          if (pParameter->Default())       result.Add("DEFAULT",       pParameter->Default());          optional<String> oDefault       = pParameter->Default(DependencyList);
784          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          optional<String> oRangeMin      = pParameter->RangeMin(DependencyList);
785          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          optional<String> oRangeMax      = pParameter->RangeMax(DependencyList);
786          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          optional<String> oPossibilities = pParameter->Possibilities(DependencyList);
787            if (oDepends)       result.Add("DEPENDS",       *oDepends);
788            if (oDefault)       result.Add("DEFAULT",       *oDefault);
789            if (oRangeMin)      result.Add("RANGE_MIN",     *oRangeMin);
790            if (oRangeMax)      result.Add("RANGE_MAX",     *oRangeMax);
791            if (oPossibilities) result.Add("POSSIBILITIES", *oPossibilities);
792      }      }
793      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
794          result.Error(e);          result.Error(e);
# Line 815  String LSCPServer::GetAudioOutputDeviceI Line 865  String LSCPServer::GetAudioOutputDeviceI
865      LSCPResultSet result;      LSCPResultSet result;
866      try {      try {
867          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
868          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
869          AudioOutputDevice* pDevice = devices[DeviceIndex];          AudioOutputDevice* pDevice = devices[DeviceIndex];
870          result.Add("driver", pDevice->Driver());          result.Add("DRIVER", pDevice->Driver());
871          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
872          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
873          for (; iter != parameters.end(); iter++) {          for (; iter != parameters.end(); iter++) {
# Line 835  String LSCPServer::GetMidiInputDeviceInf Line 885  String LSCPServer::GetMidiInputDeviceInf
885      LSCPResultSet result;      LSCPResultSet result;
886      try {      try {
887          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
888            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
889          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
890          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");          result.Add("DRIVER", pDevice->Driver());
         result.Add("driver", pDevice->Driver());  
891          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
892          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();
893          for (; iter != parameters.end(); iter++) {          for (; iter != parameters.end(); iter++) {
# Line 853  String LSCPServer::GetMidiInputPortInfo( Line 903  String LSCPServer::GetMidiInputPortInfo(
903      dmsg(2,("LSCPServer: GetMidiInputPortInfo(DeviceIndex=%d, PortIndex=%d)\n",DeviceIndex, PortIndex));      dmsg(2,("LSCPServer: GetMidiInputPortInfo(DeviceIndex=%d, PortIndex=%d)\n",DeviceIndex, PortIndex));
904      LSCPResultSet result;      LSCPResultSet result;
905      try {      try {
906            // get MIDI input device
907          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
908            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
909          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
910          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");  
911          MidiInputDevice::MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);          // get MIDI port
912          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");          MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);
913          std::map<String,DeviceCreationParameter*> parameters = pMidiInputPort->DeviceParameters();          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");
914          std::map<String,DeviceCreationParameter*>::iterator iter = parameters.begin();  
915            // return the values of all MIDI port parameters
916            std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
917            std::map<String,DeviceRuntimeParameter*>::iterator iter = parameters.begin();
918          for (; iter != parameters.end(); iter++) {          for (; iter != parameters.end(); iter++) {
919              result.Add(iter->first, iter->second->Value());              result.Add(iter->first, iter->second->Value());
920          }          }
# Line 876  String LSCPServer::GetAudioOutputChannel Line 931  String LSCPServer::GetAudioOutputChannel
931      try {      try {
932          // get audio output device          // get audio output device
933          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
934          if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
935          AudioOutputDevice* pDevice = devices[DeviceId];          AudioOutputDevice* pDevice = devices[DeviceId];
936    
937          // get audio channel          // get audio channel
# Line 896  String LSCPServer::GetAudioOutputChannel Line 951  String LSCPServer::GetAudioOutputChannel
951      return result.Produce();      return result.Produce();
952  }  }
953    
954    String LSCPServer::GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName) {
955        dmsg(2,("LSCPServer: GetMidiInputPortParameterInfo(DeviceId=%d,PortId=%d,ParameterName=%s)\n",DeviceId,PortId,ParameterName.c_str()));
956        LSCPResultSet result;
957        try {
958            // get MIDI input device
959            std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
960            if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no midi input device with index " + ToString(DeviceId) + ".");
961            MidiInputDevice* pDevice = devices[DeviceId];
962    
963            // get midi port
964            MidiInputPort* pPort = pDevice->GetPort(PortId);
965            if (!pPort) throw LinuxSamplerException("Midi input device does not have port " + ToString(PortId) + ".");
966    
967            // get desired port parameter
968            std::map<String,DeviceRuntimeParameter*> parameters = pPort->PortParameters();
969            if (!parameters.count(ParameterName)) throw LinuxSamplerException("Midi port does not provide a parameter '" + ParameterName + "'.");
970            DeviceRuntimeParameter* pParameter = parameters[ParameterName];
971    
972            // return all fields of this audio channel parameter
973            result.Add("TYPE",         pParameter->Type());
974            result.Add("DESCRIPTION",  pParameter->Description());
975            result.Add("FIX",          pParameter->Fix());
976            result.Add("MULTIPLICITY", pParameter->Multiplicity());
977            if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());
978            if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());
979            if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
980        }
981        catch (LinuxSamplerException e) {
982            result.Error(e);
983        }
984        return result.Produce();
985    }
986    
987  String LSCPServer::GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName) {  String LSCPServer::GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName) {
988      dmsg(2,("LSCPServer: GetAudioOutputChannelParameterInfo(DeviceId=%d,ChannelId=%d,ParameterName=%s)\n",DeviceId,ChannelId,ParameterName.c_str()));      dmsg(2,("LSCPServer: GetAudioOutputChannelParameterInfo(DeviceId=%d,ChannelId=%d,ParameterName=%s)\n",DeviceId,ChannelId,ParameterName.c_str()));
989      LSCPResultSet result;      LSCPResultSet result;
990      try {      try {
991          // get audio output device          // get audio output device
992          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
993          if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
994          AudioOutputDevice* pDevice = devices[DeviceId];          AudioOutputDevice* pDevice = devices[DeviceId];
995    
996          // get audio channel          // get audio channel
# Line 911  String LSCPServer::GetAudioOutputChannel Line 999  String LSCPServer::GetAudioOutputChannel
999    
1000          // get desired audio channel parameter          // get desired audio channel parameter
1001          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
1002          if (!parameters[ParameterName]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParameterName + "'.");          if (!parameters.count(ParameterName)) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParameterName + "'.");
1003          DeviceRuntimeParameter* pParameter = parameters[ParameterName];          DeviceRuntimeParameter* pParameter = parameters[ParameterName];
1004    
1005          // return all fields of this audio channel parameter          // return all fields of this audio channel parameter
# Line 919  String LSCPServer::GetAudioOutputChannel Line 1007  String LSCPServer::GetAudioOutputChannel
1007          result.Add("DESCRIPTION",  pParameter->Description());          result.Add("DESCRIPTION",  pParameter->Description());
1008          result.Add("FIX",          pParameter->Fix());          result.Add("FIX",          pParameter->Fix());
1009          result.Add("MULTIPLICITY", pParameter->Multiplicity());          result.Add("MULTIPLICITY", pParameter->Multiplicity());
1010          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     pParameter->RangeMin());          if (pParameter->RangeMin())      result.Add("RANGE_MIN",     *pParameter->RangeMin());
1011          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     pParameter->RangeMax());          if (pParameter->RangeMax())      result.Add("RANGE_MAX",     *pParameter->RangeMax());
1012          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", pParameter->Possibilities());          if (pParameter->Possibilities()) result.Add("POSSIBILITIES", *pParameter->Possibilities());
1013      }      }
1014      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
1015          result.Error(e);          result.Error(e);
# Line 935  String LSCPServer::SetAudioOutputChannel Line 1023  String LSCPServer::SetAudioOutputChannel
1023      try {      try {
1024          // get audio output device          // get audio output device
1025          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1026          if (!devices[DeviceId]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");          if (!devices.count(DeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceId) + ".");
1027          AudioOutputDevice* pDevice = devices[DeviceId];          AudioOutputDevice* pDevice = devices[DeviceId];
1028    
1029          // get audio channel          // get audio channel
# Line 944  String LSCPServer::SetAudioOutputChannel Line 1032  String LSCPServer::SetAudioOutputChannel
1032    
1033          // get desired audio channel parameter          // get desired audio channel parameter
1034          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();          std::map<String,DeviceRuntimeParameter*> parameters = pChannel->ChannelParameters();
1035          if (!parameters[ParamKey]) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParamKey + "'.");          if (!parameters.count(ParamKey)) throw LinuxSamplerException("Audio channel does not provide a parameter '" + ParamKey + "'.");
1036          DeviceRuntimeParameter* pParameter = parameters[ParamKey];          DeviceRuntimeParameter* pParameter = parameters[ParamKey];
1037    
1038          // set new channel parameter value          // set new channel parameter value
# Line 961  String LSCPServer::SetAudioOutputDeviceP Line 1049  String LSCPServer::SetAudioOutputDeviceP
1049      LSCPResultSet result;      LSCPResultSet result;
1050      try {      try {
1051          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint,AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1052          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no audio output device with index " + ToString(DeviceIndex) + ".");
1053          AudioOutputDevice* pDevice = devices[DeviceIndex];          AudioOutputDevice* pDevice = devices[DeviceIndex];
1054          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1055          if (!parameters[ParamKey]) throw LinuxSamplerException("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw LinuxSamplerException("Audio output device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1056          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1057      }      }
1058      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 978  String LSCPServer::SetMidiInputDevicePar Line 1066  String LSCPServer::SetMidiInputDevicePar
1066      LSCPResultSet result;      LSCPResultSet result;
1067      try {      try {
1068          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1069          if (!devices[DeviceIndex]) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");          if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1070          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
1071          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();          std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1072          if (!parameters[ParamKey]) throw LinuxSamplerException("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");          if (!parameters.count(ParamKey)) throw LinuxSamplerException("MIDI input device " + ToString(DeviceIndex) + " does not have a device parameter '" + ParamKey + "'");
1073          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1074      }      }
1075      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 994  String LSCPServer::SetMidiInputPortParam Line 1082  String LSCPServer::SetMidiInputPortParam
1082      dmsg(2,("LSCPServer: SetMidiOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));      dmsg(2,("LSCPServer: SetMidiOutputDeviceParameter(DeviceIndex=%d,ParamKey=%s,ParamVal=%s)\n",DeviceIndex,ParamKey.c_str(),ParamVal.c_str()));
1083      LSCPResultSet result;      LSCPResultSet result;
1084      try {      try {
1085            // get MIDI input device
1086          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint,MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1087            if (!devices.count(DeviceIndex)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");
1088          MidiInputDevice* pDevice = devices[DeviceIndex];          MidiInputDevice* pDevice = devices[DeviceIndex];
1089          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(DeviceIndex) + ".");  
1090          MidiInputDevice::MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);          // get MIDI port
1091          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");          MidiInputPort* pMidiInputPort = pDevice->GetPort(PortIndex);
1092          std::map<String,DeviceCreationParameter*> parameters = pMidiInputPort->DeviceParameters();          if (!pMidiInputPort) throw LinuxSamplerException("There is no MIDI input port with index " + ToString(PortIndex) + ".");
1093          if (!parameters[ParamKey]) throw LinuxSamplerException("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");  
1094            // set port parameter value
1095            std::map<String,DeviceRuntimeParameter*> parameters = pMidiInputPort->PortParameters();
1096            if (!parameters.count(ParamKey)) throw LinuxSamplerException("MIDI input device " + ToString(PortIndex) + " does not have a parameter '" + ParamKey + "'");
1097          parameters[ParamKey]->SetValue(ParamVal);          parameters[ParamKey]->SetValue(ParamVal);
1098      }      }
1099      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1015  String LSCPServer::SetMidiInputPortParam Line 1108  String LSCPServer::SetMidiInputPortParam
1108   */   */
1109  String LSCPServer::SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel) {  String LSCPServer::SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel) {
1110      dmsg(2,("LSCPServer: SetAudioOutputChannel(ChannelAudioOutputChannel=%d, AudioOutputDeviceInputChannel=%d, SamplerChannel=%d)\n",ChannelAudioOutputChannel,AudioOutputDeviceInputChannel,uiSamplerChannel));      dmsg(2,("LSCPServer: SetAudioOutputChannel(ChannelAudioOutputChannel=%d, AudioOutputDeviceInputChannel=%d, SamplerChannel=%d)\n",ChannelAudioOutputChannel,AudioOutputDeviceInputChannel,uiSamplerChannel));
1111      return "ERR:0:Not implemented yet.\r\n"; //FIXME: Add support for this in resultset class?      LSCPResultSet result;
1112        try {
1113            SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1114            if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1115            Engine* pEngine = pSamplerChannel->GetEngine();
1116            if (!pEngine) throw LinuxSamplerException("No engine deployed on sampler channel " + ToString(uiSamplerChannel));
1117            pEngine->SetOutputChannel(ChannelAudioOutputChannel, AudioOutputDeviceInputChannel);
1118        }
1119        catch (LinuxSamplerException e) {
1120             result.Error(e);
1121        }
1122        return result.Produce();
1123  }  }
1124    
1125  String LSCPServer::SetAudioOutputDevice(uint AudioDeviceId, uint uiSamplerChannel) {  String LSCPServer::SetAudioOutputDevice(uint AudioDeviceId, uint uiSamplerChannel) {
# Line 1025  String LSCPServer::SetAudioOutputDevice( Line 1129  String LSCPServer::SetAudioOutputDevice(
1129          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1130          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1131          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();          std::map<uint, AudioOutputDevice*> devices = pSampler->GetAudioOutputDevices();
1132            if (!devices.count(AudioDeviceId)) throw LinuxSamplerException("There is no audio output device with index " + ToString(AudioDeviceId));
1133          AudioOutputDevice* pDevice = devices[AudioDeviceId];          AudioOutputDevice* pDevice = devices[AudioDeviceId];
         if (!pDevice) throw LinuxSamplerException("There is no audio output device with index " + ToString(AudioDeviceId));  
1134          pSamplerChannel->SetAudioOutputDevice(pDevice);          pSamplerChannel->SetAudioOutputDevice(pDevice);
1135      }      }
1136      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1042  String LSCPServer::SetAudioOutputType(St Line 1146  String LSCPServer::SetAudioOutputType(St
1146          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1147          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1148          // Driver type name aliasing...          // Driver type name aliasing...
1149          if (AudioOutputDriver == "ALSA") AudioOutputDriver = "Alsa";          if (AudioOutputDriver == "Alsa") AudioOutputDriver = "ALSA";
1150          if (AudioOutputDriver == "JACK") AudioOutputDriver = "Jack";                  if (AudioOutputDriver == "Jack") AudioOutputDriver = "JACK";
1151          // Check if there's one audio output device already created          // Check if there's one audio output device already created
1152          // for the intended audio driver type (AudioOutputDriver)...          // for the intended audio driver type (AudioOutputDriver)...
1153          AudioOutputDevice *pDevice = NULL;          AudioOutputDevice *pDevice = NULL;
# Line 1092  String LSCPServer::SetMIDIInputChannel(u Line 1196  String LSCPServer::SetMIDIInputChannel(u
1196      try {      try {
1197          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1198          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1199          pSamplerChannel->SetMidiInputChannel((MidiInputDevice::MidiInputPort::midi_chan_t) MIDIChannel);          pSamplerChannel->SetMidiInputChannel((MidiInputPort::midi_chan_t) MIDIChannel);
1200      }      }
1201      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
1202           result.Error(e);           result.Error(e);
# Line 1107  String LSCPServer::SetMIDIInputDevice(ui Line 1211  String LSCPServer::SetMIDIInputDevice(ui
1211          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1212          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1213          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices = pSampler->GetMidiInputDevices();
1214            if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1215          MidiInputDevice* pDevice = devices[MIDIDeviceId];          MidiInputDevice* pDevice = devices[MIDIDeviceId];
         if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));  
1216          pSamplerChannel->SetMidiInputDevice(pDevice);          pSamplerChannel->SetMidiInputDevice(pDevice);
1217      }      }
1218      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
# Line 1124  String LSCPServer::SetMIDIInputType(Stri Line 1228  String LSCPServer::SetMIDIInputType(Stri
1228          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1229          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1230          // Driver type name aliasing...          // Driver type name aliasing...
1231          if (MidiInputDriver == "ALSA") MidiInputDriver = "Alsa";          if (MidiInputDriver == "Alsa") MidiInputDriver = "ALSA";
1232          // Check if there's one MIDI input device already created          // Check if there's one MIDI input device already created
1233          // for the intended MIDI driver type (MidiInputDriver)...          // for the intended MIDI driver type (MidiInputDriver)...
1234          MidiInputDevice *pDevice = NULL;          MidiInputDevice *pDevice = NULL;
# Line 1142  String LSCPServer::SetMIDIInputType(Stri Line 1246  String LSCPServer::SetMIDIInputType(Stri
1246              pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);              pDevice = pSampler->CreateMidiInputDevice(MidiInputDriver, params);
1247              // Make it with at least one initial port.              // Make it with at least one initial port.
1248              std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();              std::map<String,DeviceCreationParameter*> parameters = pDevice->DeviceParameters();
1249              parameters["ports"]->SetValue("1");              parameters["PORTS"]->SetValue("1");
1250          }          }
1251          // Must have a device...          // Must have a device...
1252          if (pDevice == NULL)          if (pDevice == NULL)
# Line 1167  String LSCPServer::SetMIDIInput(uint MID Line 1271  String LSCPServer::SetMIDIInput(uint MID
1271          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1272          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));          if (!pSamplerChannel) throw LinuxSamplerException("Invalid channel number " + ToString(uiSamplerChannel));
1273          std::map<uint, MidiInputDevice*> devices =  pSampler->GetMidiInputDevices();          std::map<uint, MidiInputDevice*> devices =  pSampler->GetMidiInputDevices();
1274            if (!devices.count(MIDIDeviceId)) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));
1275          MidiInputDevice* pDevice = devices[MIDIDeviceId];          MidiInputDevice* pDevice = devices[MIDIDeviceId];
1276          if (!pDevice) throw LinuxSamplerException("There is no MIDI input device with index " + ToString(MIDIDeviceId));          pSamplerChannel->SetMidiInput(pDevice, MIDIPort, (MidiInputPort::midi_chan_t) MIDIChannel);
         pSamplerChannel->SetMidiInput(pDevice, MIDIPort, (MidiInputDevice::MidiInputPort::midi_chan_t) MIDIChannel);  
1277      }      }
1278      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
1279           result.Error(e);           result.Error(e);
# Line 1181  String LSCPServer::SetMIDIInput(uint MID Line 1285  String LSCPServer::SetMIDIInput(uint MID
1285   * 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
1286   * particular sampler channel.   * particular sampler channel.
1287   */   */
1288  String LSCPServer::SetVolume(double Volume, uint uiSamplerChannel) {  String LSCPServer::SetVolume(double dVolume, uint uiSamplerChannel) {
1289      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", Volume, uiSamplerChannel));      dmsg(2,("LSCPServer: SetVolume(Volume=%f, SamplerChannel=%d)\n", dVolume, uiSamplerChannel));
1290      LSCPResultSet result;      LSCPResultSet result;
1291      try {      try {
1292          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);          SamplerChannel* pSamplerChannel = pSampler->GetSamplerChannel(uiSamplerChannel);
1293          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");          if (!pSamplerChannel) throw LinuxSamplerException("Index out of bounds");
1294          Engine* pEngine = pSamplerChannel->GetEngine();          Engine* pEngine = pSamplerChannel->GetEngine();
1295          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");          if (!pEngine) throw LinuxSamplerException("No engine loaded on channel");
1296          pEngine->Volume(Volume);          pEngine->Volume(dVolume);
1297      }      }
1298      catch (LinuxSamplerException e) {      catch (LinuxSamplerException e) {
1299           result.Error(e);           result.Error(e);
# Line 1217  String LSCPServer::ResetChannel(uint uiS Line 1321  String LSCPServer::ResetChannel(uint uiS
1321  }  }
1322    
1323  /**  /**
1324     * Will be called by the parser to reset the whole sampler.
1325     */
1326    String LSCPServer::ResetSampler() {
1327        dmsg(2,("LSCPServer: ResetSampler()\n"));
1328        pSampler->Reset();
1329        LSCPResultSet result;
1330        return result.Produce();
1331    }
1332    
1333    /**
1334   * Will be called by the parser to subscribe a client (frontend) on the   * Will be called by the parser to subscribe a client (frontend) on the
1335   * server for receiving event messages.   * server for receiving event messages.
1336   */   */
# Line 1242  String LSCPServer::UnsubscribeNotificati Line 1356  String LSCPServer::UnsubscribeNotificati
1356      return result.Produce();      return result.Produce();
1357  }  }
1358    
1359    /**
1360     * Will be called by the parser to enable or disable echo mode; if echo
1361     * mode is enabled, all commands from the client will (immediately) be
1362     * echoed back to the client.
1363     */
1364    String LSCPServer::SetEcho(yyparse_param_t* pSession, double boolean_value) {
1365        dmsg(2,("LSCPServer: SetEcho(val=%f)\n", boolean_value));
1366        LSCPResultSet result;
1367        try {
1368            if      (boolean_value == 0) pSession->bVerbose = false;
1369            else if (boolean_value == 1) pSession->bVerbose = true;
1370            else throw LinuxSamplerException("Not a boolean value, must either be 0 or 1");
1371        }
1372        catch (LinuxSamplerException e) {
1373             result.Error(e);
1374        }
1375        return result.Produce();
1376    }
1377    
1378  // Instrument loader constructor.  // Instrument loader constructor.
1379  LSCPLoadInstrument::LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument)  LSCPLoadInstrument::LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument)
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