/[svn]/linuxsampler/trunk/src/network/lscpserver.h
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revision 360 by senkov, Mon Feb 7 00:19:30 2005 UTC revision 1541 by iliev, Tue Dec 4 18:09:26 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 23  Line 24 
24  #ifndef __LSCPSERVER_H_  #ifndef __LSCPSERVER_H_
25  #define __LSCPSERVER_H_  #define __LSCPSERVER_H_
26    
27    #if defined(WIN32)
28    #include <windows.h>
29    typedef int socklen_t;
30    #else
31  #include <unistd.h>  #include <unistd.h>
32  #include <sys/types.h>  #include <sys/types.h>
33  #include <sys/socket.h>  #include <sys/socket.h>
# Line 32  Line 37 
37  #include <netinet/tcp.h>  #include <netinet/tcp.h>
38  #include <arpa/inet.h>  #include <arpa/inet.h>
39  #include <netdb.h>  #include <netdb.h>
40    #endif
41    
42  #include <list>  #include <list>
43    
# Line 43  Line 49 
49  #include "../common/Thread.h"  #include "../common/Thread.h"
50  #include "../common/Mutex.h"  #include "../common/Mutex.h"
51  #include "../common/Condition.h"  #include "../common/Condition.h"
52    #include "../common/global_private.h"
53    
54    #include "../drivers/midi/MidiInstrumentMapper.h"
55    
56    #if HAVE_SQLITE3
57    #include "../db/InstrumentsDb.h"
58    #endif
59    
60  /// TCP Port on which the server should listen for connection requests.  /// TCP Port on which the server should listen for connection requests.
61    #define LSCP_ADDR INADDR_ANY
62  #define LSCP_PORT 8888  #define LSCP_PORT 8888
63    
64  /// 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 75  extern void restart(yyparse_param_t* ppa
75   */   */
76  class LSCPServer : public Thread {  class LSCPServer : public Thread {
77      public:      public:
78          LSCPServer(Sampler* pSampler);          LSCPServer(Sampler* pSampler, long int addr, short int port);
79            virtual ~LSCPServer();
80          int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);          int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L);
81    
82          // Methods called by the parser          // Methods called by the parser
83          String DestroyAudioOutputDevice(uint DeviceIndex);          String DestroyAudioOutputDevice(uint DeviceIndex);
84          String DestroyMidiInputDevice(uint DeviceIndex);          String DestroyMidiInputDevice(uint DeviceIndex);
85          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);          String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false);
86          String LoadEngine(String EngineName, uint uiSamplerChannel);          String SetEngineType(String EngineName, uint uiSamplerChannel);
87          String GetChannels();          String GetChannels();
88          String ListChannels();          String ListChannels();
89          String AddChannel();          String AddChannel();
90          String RemoveChannel(uint uiSamplerChannel);          String RemoveChannel(uint uiSamplerChannel);
91          String GetAvailableEngines();          String GetAvailableEngines();
92            String ListAvailableEngines();
93          String GetEngineInfo(String EngineName);          String GetEngineInfo(String EngineName);
94          String GetChannelInfo(uint uiSamplerChannel);          String GetChannelInfo(uint uiSamplerChannel);
95          String GetVoiceCount(uint uiSamplerChannel);          String GetVoiceCount(uint uiSamplerChannel);
96          String GetStreamCount(uint uiSamplerChannel);          String GetStreamCount(uint uiSamplerChannel);
97          String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);          String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel);
98          String GetAvailableAudioOutputDrivers();          String GetAvailableAudioOutputDrivers();
99            String ListAvailableAudioOutputDrivers();
100          String GetAvailableMidiInputDrivers();          String GetAvailableMidiInputDrivers();
101            String ListAvailableMidiInputDrivers();
102          String GetAudioOutputDriverInfo(String Driver);          String GetAudioOutputDriverInfo(String Driver);
103          String GetMidiInputDriverInfo(String Driver);          String GetMidiInputDriverInfo(String Driver);
104  #ifdef __GNUC__  #ifdef __GNUC__
# Line 118  class LSCPServer : public Thread { Line 136  class LSCPServer : public Thread {
136          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);          String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel);
137          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);          String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel);
138          String SetVolume(double dVolume, uint uiSamplerChannel);          String SetVolume(double dVolume, uint uiSamplerChannel);
139            String SetChannelMute(bool bMute, uint uiSamplerChannel);
140            String SetChannelSolo(bool bSolo, uint uiSamplerChannel);
141            String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal);
142            String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
143            String GetMidiInstrumentMappings(uint MidiMapID);
144            String GetAllMidiInstrumentMappings();
145            String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg);
146            String ListMidiInstrumentMappings(uint MidiMapID);
147            String ListAllMidiInstrumentMappings();
148            String ClearMidiInstrumentMappings(uint MidiMapID);
149            String ClearAllMidiInstrumentMappings();
150            String AddMidiInstrumentMap(String MapName = "");
151            String RemoveMidiInstrumentMap(uint MidiMapID);
152            String RemoveAllMidiInstrumentMaps();
153            String GetMidiInstrumentMaps();
154            String ListMidiInstrumentMaps();
155            String GetMidiInstrumentMap(uint MidiMapID);
156            String SetMidiInstrumentMapName(uint MidiMapID, String NewName);
157            String SetChannelMap(uint uiSamplerChannel, int MidiMapID);
158            String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = "");
159            String DestroyFxSend(uint uiSamplerChannel, uint FxSendID);
160            String GetFxSends(uint uiSamplerChannel);
161            String ListFxSends(uint uiSamplerChannel);
162            String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID);
163            String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name);
164            String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel);
165            String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController);
166            String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel);
167            String AddDbInstrumentDirectory(String Dir);
168            String RemoveDbInstrumentDirectory(String Dir, bool Force = false);
169            String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false);
170            String GetDbInstrumentDirectories(String Dir, bool Recursive = false);
171            String GetDbInstrumentDirectoryInfo(String Dir);
172            String SetDbInstrumentDirectoryName(String Dir, String Name);
173            String MoveDbInstrumentDirectory(String Dir, String Dst);
174            String CopyDbInstrumentDirectory(String Dir, String Dst);
175            String SetDbInstrumentDirectoryDescription(String Dir, String Desc);
176            String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true);
177            String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false);
178            String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false);
179            String RemoveDbInstrument(String Instr);
180            String GetDbInstrumentCount(String Dir, bool Recursive = false);
181            String GetDbInstruments(String Dir, bool Recursive = false);
182            String GetDbInstrumentInfo(String Instr);
183            String SetDbInstrumentName(String Instr, String Name);
184            String MoveDbInstrument(String Instr, String Dst);
185            String CopyDbInstrument(String Instr, String Dst);
186            String SetDbInstrumentDescription(String Instr, String Desc);
187            String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true);
188            String FormatInstrumentsDb();
189            String EditSamplerChannelInstrument(uint uiSamplerChannel);
190            String GetDbInstrumentsJobInfo(int JobId);
191          String ResetChannel(uint uiSamplerChannel);          String ResetChannel(uint uiSamplerChannel);
192          String ResetSampler();          String ResetSampler();
193            String GetServerInfo();
194            String GetTotalStreamCount();
195            String GetTotalVoiceCount();
196            String GetTotalVoiceCountMax();
197            String GetGlobalVolume();
198            String SetGlobalVolume(double dVolume);
199            String GetFileInstruments(String Filename);
200            String ListFileInstruments(String Filename);
201            String GetFileInstrumentInfo(String Filename, uint InstrumentID);
202          String SubscribeNotification(LSCPEvent::event_t);          String SubscribeNotification(LSCPEvent::event_t);
203          String UnsubscribeNotification(LSCPEvent::event_t);          String UnsubscribeNotification(LSCPEvent::event_t);
204          String SetEcho(yyparse_param_t* pSession, double boolean_value);          String SetEcho(yyparse_param_t* pSession, double boolean_value);
# Line 132  class LSCPServer : public Thread { Line 211  class LSCPServer : public Thread {
211          static int EventSubscribers( std::list<LSCPEvent::event_t> events );          static int EventSubscribers( std::list<LSCPEvent::event_t> events );
212          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }          static void LockRTNotify( void ) { RTNotifyMutex.Lock(); }
213          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }          static void UnlockRTNotify( void ) { RTNotifyMutex.Unlock(); }
214        static String FilterEndlines(String s);
215    
216      protected:      protected:
217          int            hSocket;          int            hSocket;
# Line 153  class LSCPServer : public Thread { Line 233  class LSCPServer : public Thread {
233           */           */
234          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);          int GetMidiInputDeviceIndex (MidiInputDevice *pDevice);
235    
236            EngineChannel* GetEngineChannel(uint uiSamplerChannel);
237    
238                    /**
239                     * Gets the specified effect send on the specified sampler channel.
240                     */
241                    FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID);
242    
243            bool HasSoloChannel();
244            void MuteNonSoloChannels();
245            void UnmuteChannels();
246            
247            /**
248             * Throws an exception if the specified file is not found or
249             * if directory is specified.
250             */
251            static void VerifyFile(String Filename);
252    
253          static std::map<int,String> bufferedNotifies;          static std::map<int,String> bufferedNotifies;
254          static Mutex NotifyMutex;          static Mutex NotifyMutex;
255          static Mutex NotifyBufferMutex;          static Mutex NotifyBufferMutex;
# Line 167  class LSCPServer : public Thread { Line 264  class LSCPServer : public Thread {
264          //like voice count, stream count and buffer fill          //like voice count, stream count and buffer fill
265          //from LSCP server removing engines and channels from underneath          //from LSCP server removing engines and channels from underneath
266          static Mutex RTNotifyMutex;          static Mutex RTNotifyMutex;
 };  
   
 /**  
  * 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;  
267    
268          // Implementation of virtual method from class Thread.          class EventHandler : public ChannelCountListener, public AudioDeviceCountListener,
269          int Main();              public MidiDeviceCountListener, public MidiInstrumentCountListener,
270                public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener,
271                public MidiInstrumentMapInfoListener, public FxSendCountListener,
272                public VoiceCountListener, public StreamCountListener, public BufferFillListener,
273                public TotalStreamCountListener, public TotalVoiceCountListener {
274    
275                public:
276                    /**
277                     * Invoked when the number of sampler channels has changed.
278                     * @param NewCount The new number of sampler channels.
279                     */
280                    virtual void ChannelCountChanged(int NewCount);
281    
282                    /**
283                     * Invoked when the number of audio output devices has changed.
284                     * @param NewCount The new number of audio output devices.
285                     */
286                    virtual void AudioDeviceCountChanged(int NewCount);
287    
288                    /**
289                     * Invoked when the number of MIDI input devices has changed.
290                     * @param NewCount The new number of MIDI input devices.
291                     */
292                    virtual void MidiDeviceCountChanged(int NewCount);
293    
294                    /**
295                     * Invoked when the number of MIDI instruments has changed.
296                     * @param MapId The numerical ID of the MIDI instrument map.
297                     * @param NewCount The new number of MIDI instruments.
298                     */
299                    virtual void MidiInstrumentCountChanged(int MapId, int NewCount);
300    
301                    /**
302                     * Invoked when a MIDI instrument in a MIDI instrument map is changed.
303                     * @param MapId The numerical ID of the MIDI instrument map.
304                     * @param Bank The index of the MIDI bank, containing the instrument.
305                     * @param Program The MIDI program number of the instrument.
306                     */
307                    virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program);
308    
309                    /**
310                     * Invoked when the number of MIDI instrument maps has changed.
311                     * @param NewCount The new number of MIDI instruments.
312                     */
313                    virtual void MidiInstrumentMapCountChanged(int NewCount);
314    
315                    /**
316                     * Invoked when the settings of a MIDI instrument map are changed.
317                     * @param MapId The numerical ID of the MIDI instrument map.
318                     */
319                    virtual void MidiInstrumentMapInfoChanged(int MapId);
320    
321                    /**
322                     * Invoked when the number of effect sends
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 effect sends.
326                     */
327                    virtual void FxSendCountChanged(int ChannelId, int NewCount);
328    
329                    /**
330                     * Invoked when the number of active voices
331                     * on the specified sampler channel has changed.
332                     * @param ChannelId The numerical ID of the sampler channel.
333                     * @param NewCount The new number of active voices.
334                     */
335                    virtual void VoiceCountChanged(int ChannelId, int NewCount);
336    
337                    /**
338                     * Invoked when the number of active disk streams
339                     * on the specified sampler channel has changed.
340                     * @param ChannelId The numerical ID of the sampler channel.
341                     * @param NewCount The new number of active disk streams.
342                     */
343                    virtual void StreamCountChanged(int ChannelId, int NewCount);
344    
345                    /**
346                     * Invoked when the fill state of the disk stream
347                     * buffers on the specified sampler channel is changed.
348                     * @param ChannelId The numerical ID of the sampler channel.
349                     * @param FillData The buffer fill data for the specified sampler channel.
350                     */
351                    virtual void BufferFillChanged(int ChannelId, String FillData);
352    
353                    /**
354                     * Invoked when the total number of active voices is changed.
355                     * @param NewCount The new number of active voices.
356                     */
357                    virtual void TotalVoiceCountChanged(int NewCount);
358                    virtual void TotalStreamCountChanged(int NewCount);
359            } eventHandler;
360    
361    #if HAVE_SQLITE3
362            class DbInstrumentsEventHandler : public InstrumentsDb::Listener {
363                public:
364                    virtual void DirectoryCountChanged(String Dir);
365                    virtual void DirectoryInfoChanged(String Dir);
366                    virtual void DirectoryNameChanged(String Dir, String NewName);
367                    virtual void InstrumentCountChanged(String Dir);
368                    virtual void InstrumentInfoChanged(String Instr);
369                    virtual void InstrumentNameChanged(String Instr, String NewName);
370                    virtual void JobStatusChanged(int JobId);
371            } dbInstrumentsEventHandler;
372    #endif // HAVE_SQLITE3
373  };  };
374    
375  #endif // __LSCPSERVER_H_  #endif // __LSCPSERVER_H_
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