/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 227 by schoenebeck, Thu Aug 26 22:05:44 2004 UTC revision 1212 by schoenebeck, Tue May 29 23:59:36 2007 UTC
# Line 3  Line 3 
3   *   LinuxSampler - modular, streaming capable sampler                     *   *   LinuxSampler - modular, streaming capable sampler                     *
4   *                                                                         *   *                                                                         *
5   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *   *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
6     *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *
7   *                                                                         *   *                                                                         *
8   *   This program is free software; you can redistribute it and/or modify  *   *   This library is free software; you can redistribute it and/or modify  *
9   *   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  *
10   *   the Free Software Foundation; either version 2 of the License, or     *   *   the Free Software Foundation; either version 2 of the License, or     *
11   *   (at your option) any later version.                                   *   *   (at your option) any later version.                                   *
12   *                                                                         *   *                                                                         *
13   *   This program is distributed in the hope that it will be useful,       *   *   This library is distributed in the hope that it will be useful,       *
14   *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *   *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
15   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *   *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
16   *   GNU General Public License for more details.                          *   *   GNU General Public License for more details.                          *
17   *                                                                         *   *                                                                         *
18   *   You should have received a copy of the GNU General Public License     *   *   You should have received a copy of the GNU General Public License     *
19   *   along with this program; if not, write to the Free Software           *   *   along with this library; if not, write to the Free Software           *
20   *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *   *   Foundation, Inc., 59 Temple Place, Suite 330, Boston,                 *
21   *   MA  02111-1307  USA                                                   *   *   MA  02111-1307  USA                                                   *
22   ***************************************************************************/   ***************************************************************************/
# Line 43  Line 44 
44  #include "../common/Thread.h"  #include "../common/Thread.h"
45  #include "../common/Mutex.h"  #include "../common/Mutex.h"
46  #include "../common/Condition.h"  #include "../common/Condition.h"
47    #include "../common/global.h"
48    
49    #include "../drivers/midi/MidiInstrumentMapper.h"
50    
51    #if HAVE_SQLITE3
52    #include "../db/InstrumentsDb.h"
53    #endif
54    
55  /// TCP Port on which the server should listen for connection requests.  /// TCP Port on which the server should listen for connection requests.
56    #define LSCP_ADDR INADDR_ANY
57  #define LSCP_PORT 8888  #define LSCP_PORT 8888
58    
59  /// try up to 3 minutes to bind server socket  /// try up to 3 minutes to bind server socket
# Line 61  extern void restart(yyparse_param_t* ppa Line 70  extern void restart(yyparse_param_t* ppa
70   */   */
71  class LSCPServer : public Thread {  class LSCPServer : public Thread {
72      public:      public:
73          LSCPServer(Sampler* pSampler);          LSCPServer(Sampler* pSampler, long int addr, short int port);
74            virtual ~LSCPServer();
75          int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);          int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);
76    
77          // Methods called by the parser          // Methods called by the parser
78          String DestroyAudioOutputDevice(uint DeviceIndex);          String DestroyAudioOutputDevice(uint DeviceIndex);
79          String DestroyMidiInputDevice(uint DeviceIndex);          String DestroyMidiInputDevice(uint DeviceIndex);
80          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
81          String LoadEngine(String EngineName, uint uiSamplerChannel);          String SetEngineType(String EngineName, uint uiSamplerChannel);
82          String GetChannels();          String GetChannels();
83          String ListChannels();          String ListChannels();
84          String AddChannel();          String AddChannel();
85          String RemoveChannel(uint uiSamplerChannel);          String RemoveChannel(uint uiSamplerChannel);
86          String GetAvailableEngines();          String GetAvailableEngines();
87            String ListAvailableEngines();
88          String GetEngineInfo(String EngineName);          String GetEngineInfo(String EngineName);
89          String GetChannelInfo(uint uiSamplerChannel);          String GetChannelInfo(uint uiSamplerChannel);
90          String GetVoiceCount(uint uiSamplerChannel);          String GetVoiceCount(uint uiSamplerChannel);
91          String GetStreamCount(uint uiSamplerChannel);          String GetStreamCount(uint uiSamplerChannel);
92          String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);          String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);
93          String GetAvailableAudioOutputDrivers();          String GetAvailableAudioOutputDrivers();
94            String ListAvailableAudioOutputDrivers();
95          String GetAvailableMidiInputDrivers();          String GetAvailableMidiInputDrivers();
96            String ListAvailableMidiInputDrivers();
97          String GetAudioOutputDriverInfo(String Driver);          String GetAudioOutputDriverInfo(String Driver);
98          String GetMidiInputDriverInfo(String Driver);          String GetMidiInputDriverInfo(String Driver);
99  #ifdef __GNUC__  #ifdef __GNUC__
# Line 118  class LSCPServer : public Thread { Line 131  class LSCPServer : public Thread {
131          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
132          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
133          String SetVolume(double dVolume, uint uiSamplerChannel);          String SetVolume(double dVolume, uint uiSamplerChannel);
134            String SetChannelMute(bool bMute, uint uiSamplerChannel);
135            String SetChannelSolo(bool bSolo, uint uiSamplerChannel);
136            String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal);
137            String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
138            String GetMidiInstrumentMappings(uint MidiMapID);
139            String GetAllMidiInstrumentMappings();
140            String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
141            String ListMidiInstrumentMappings(uint MidiMapID);
142            String ListAllMidiInstrumentMappings();
143            String ClearMidiInstrumentMappings(uint MidiMapID);
144            String ClearAllMidiInstrumentMappings();
145            String AddMidiInstrumentMap(String MapName = "");
146            String RemoveMidiInstrumentMap(uint MidiMapID);
147            String RemoveAllMidiInstrumentMaps();
148            String GetMidiInstrumentMaps();
149            String ListMidiInstrumentMaps();
150            String GetMidiInstrumentMap(uint MidiMapID);
151            String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
152            String SetChannelMap(uint uiSamplerChannel, int MidiMapID);
153            String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = "");
154            String DestroyFxSend(uint uiSamplerChannel, uint FxSendID);
155            String GetFxSends(uint uiSamplerChannel);
156            String ListFxSends(uint uiSamplerChannel);
157            String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);
158            String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name);
159            String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);
160            String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
161            String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);
162            String AddDbInstrumentDirectory(String Dir);
163            String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
164            String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
165            String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
166            String GetDbInstrumentDirectoryInfo(String Dir);
167            String SetDbInstrumentDirectoryName(String Dir, String Name);
168            String MoveDbInstrumentDirectory(String Dir, String Dst);
169            String CopyDbInstrumentDirectory(String Dir, String Dst);
170            String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
171            String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
172            String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
173            String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false);
174            String RemoveDbInstrument(String Instr);
175            String GetDbInstrumentCount(String Dir, bool Recursive = false);
176            String GetDbInstruments(String Dir, bool Recursive = false);
177            String GetDbInstrumentInfo(String Instr);
178            String SetDbInstrumentName(String Instr, String Name);
179            String MoveDbInstrument(String Instr, String Dst);
180            String CopyDbInstrument(String Instr, String Dst);
181            String SetDbInstrumentDescription(String Instr, String Desc);
182            String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
183            String EditSamplerChannelInstrument(uint uiSamplerChannel);
184            String GetDbInstrumentsJobInfo(int JobId);
185          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
186          String ResetSampler();          String ResetSampler();
187            String GetServerInfo();
188            String GetTotalVoiceCount();
189            String GetTotalVoiceCountMax();
190            String GetGlobalVolume();
191            String SetGlobalVolume(double dVolume);
192          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
193          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
194          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
# Line 129  class LSCPServer : public Thread { Line 198  class LSCPServer : public Thread {
198          static std::map<int,String> bufferedCommands;          static std::map<int,String> bufferedCommands;
199    
200          static void SendLSCPNotify( LSCPEvent Event );          static void SendLSCPNotify( LSCPEvent Event );
201            static int EventSubscribers( std::list<LSCPEvent::event_t> events );
202            static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }
203            static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }
204        static String FilterEndlines(String s);
205    
206      protected:      protected:
207          int            hSocket;          int            hSocket;
# Line 150  class LSCPServer : public Thread { Line 223  class LSCPServer : public Thread {
223           */           */
224          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
225    
226            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
227    
228                    /**
229                     * Gets the specified effect send on the specified sampler channel.
230                     */
231                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
232    
233            bool HasSoloChannel();
234            void MuteNonSoloChannels();
235            void UnmuteChannels();
236    
237          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
238          static Mutex NotifyMutex;          static Mutex NotifyMutex;
239          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 159  class LSCPServer : public Thread { Line 243  class LSCPServer : public Thread {
243          static Mutex SubscriptionMutex;          static Mutex SubscriptionMutex;
244          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;          static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions;
245          static fd_set fdSet;          static fd_set fdSet;
 };  
   
 /**  
  * Instrument loader thread for the LinuxSampler Control Protocol (LSCP).  
  */  
 class LSCPLoadInstrument : public Thread {  
   
     public:  
         LSCPLoadInstrument(Engine* pEngine, String Filename, uint uiInstrument);  
   
     protected:  
         // Instance variables.  
         Engine* pEngine;  
         String  Filename;  
         uint    uiInstrument;  
246    
247          // Implementation of virtual method from class Thread.          //Protect main thread that generates real time notify messages
248          int Main();          //like voice count, stream count and buffer fill
249            //from LSCP server removing engines and channels from underneath
250            static Mutex RTNotifyMutex;
251    
252            class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
253                public MidiDeviceCountListener, public MidiInstrumentCountListener,
254                public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
255                public MidiInstrumentMapInfoListener, public FxSendCountListener,
256                public VoiceCountListener, public StreamCountListener,
257                public BufferFillListener, public TotalVoiceCountListener {
258    
259                public:
260                    /**
261                     * Invoked when the number of sampler channels has changed.
262                     * @param NewCount The new number of sampler channels.
263                     */
264                    virtual void ChannelCountChanged(int NewCount);
265    
266                    /**
267                     * Invoked when the number of audio output devices has changed.
268                     * @param NewCount The new number of audio output devices.
269                     */
270                    virtual void AudioDeviceCountChanged(int NewCount);
271    
272                    /**
273                     * Invoked when the number of MIDI input devices has changed.
274                     * @param NewCount The new number of MIDI input devices.
275                     */
276                    virtual void MidiDeviceCountChanged(int NewCount);
277    
278                    /**
279                     * Invoked when the number of MIDI instruments has changed.
280                     * @param MapId The numerical ID of the MIDI instrument map.
281                     * @param NewCount The new number of MIDI instruments.
282                     */
283                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
284    
285                    /**
286                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
287                     * @param MapId The numerical ID of the MIDI instrument map.
288                     * @param Bank The index of the MIDI bank, containing the instrument.
289                     * @param Program The MIDI program number of the instrument.
290                     */
291                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
292    
293                    /**
294                     * Invoked when the number of MIDI instrument maps has changed.
295                     * @param NewCount The new number of MIDI instruments.
296                     */
297                    virtual void MidiInstrumentMapCountChanged(int NewCount);
298    
299                    /**
300                     * Invoked when the settings of a MIDI instrument map are changed.
301                     * @param MapId The numerical ID of the MIDI instrument map.
302                     */
303                    virtual void MidiInstrumentMapInfoChanged(int MapId);
304    
305                    /**
306                     * Invoked when the number of effect sends
307                     * on the specified sampler channel has changed.
308                     * @param ChannelId The numerical ID of the sampler channel.
309                     * @param NewCount The new number of effect sends.
310                     */
311                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
312    
313                    /**
314                     * Invoked when the number of active voices
315                     * on the specified sampler channel has changed.
316                     * @param ChannelId The numerical ID of the sampler channel.
317                     * @param NewCount The new number of active voices.
318                     */
319                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
320    
321                    /**
322                     * Invoked when the number of active disk streams
323                     * on the specified sampler channel has changed.
324                     * @param ChannelId The numerical ID of the sampler channel.
325                     * @param NewCount The new number of active disk streams.
326                     */
327                    virtual void StreamCountChanged(int ChannelId, int NewCount);
328    
329                    /**
330                     * Invoked when the fill state of the disk stream
331                     * buffers on the specified sampler channel is changed.
332                     * @param ChannelId The numerical ID of the sampler channel.
333                     * @param FillData The buffer fill data for the specified sampler channel.
334                     */
335                    virtual void BufferFillChanged(int ChannelId, String FillData);
336    
337                    /**
338                     * Invoked when the total number of active voices is changed.
339                     * @param NewCount The new number of active voices.
340                     */
341                    virtual void TotalVoiceCountChanged(int NewCount);
342            } eventHandler;
343    
344    #if HAVE_SQLITE3
345            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
346                public:
347    
348                    /**
349                     * Invoked when the number of instrument directories
350                     * in a specific directory has changed.
351                     * @param Dir The absolute pathname of the directory in
352                     * which the number of directories is changed.
353                     */
354                    virtual void DirectoryCountChanged(String Dir);
355    
356                    /**
357                     * Invoked when the settings of an instrument directory
358                     * are changed.
359                     * @param Dir The absolute pathname of the directory
360                     * whose settings are changed.
361                     */
362                    virtual void DirectoryInfoChanged(String Dir);
363    
364                    /**
365                     * Invoked when an instrument directory is renamed.
366                     * @param Dir The old absolute pathname of the directory.
367                     * @param NewName The new name of the directory.
368                     */
369                    virtual void DirectoryNameChanged(String Dir, String NewName);
370    
371                    /**
372                     * Invoked when the number of instruments
373                     * in a specific directory has changed.
374                     * @param Dir The absolute pathname of the directory in
375                     * which the number of instruments is changed.
376                     */
377                    virtual void InstrumentCountChanged(String Dir);
378    
379                    /**
380                     * Invoked when the settings of an instrument are changed.
381                     * @param Instr The absolute pathname of the instrument
382                     * whose settings are changed.
383                     */
384                    virtual void InstrumentInfoChanged(String Instr);
385    
386                    /**
387                     * Invoked when an instrument is renamed.
388                     * @param Instr The old absolute pathname of the instrument.
389                     * @param NewName The new name of the directory.
390                     */
391                    virtual void InstrumentNameChanged(String Instr, String NewName);
392    
393                    /**
394                     * Invoked when the status of particular job is changed.
395                     * @param JobId The ID of the job.
396                     */
397                    virtual void JobStatusChanged(int JobId);
398            } dbInstrumentsEventHandler;
399    #endif // HAVE_SQLITE3
400  };  };
401    
402  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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