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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* * |
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* This library is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This library is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this library; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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|
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#ifndef __LSCPSERVER_H_ |
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#define __LSCPSERVER_H_ |
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|
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#if defined(WIN32) |
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#include <windows.h> |
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typedef int socklen_t; |
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#else |
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#include <unistd.h> |
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#include <sys/types.h> |
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#include <sys/socket.h> |
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#include <sys/select.h> |
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#include <sys/time.h> |
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#include <netinet/in.h> |
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#include <netinet/tcp.h> |
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#include <arpa/inet.h> |
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#include <netdb.h> |
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#endif |
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|
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#include <list> |
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|
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#include "lscp.h" |
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#include "lscpparser.h" |
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#include "lscpevent.h" |
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#include "../Sampler.h" |
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#include "../common/Thread.h" |
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#include "../common/Mutex.h" |
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#include "../common/Condition.h" |
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#include "../common/global_private.h" |
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|
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#include "../drivers/midi/MidiInstrumentMapper.h" |
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#include "../drivers/midi/VirtualMidiDevice.h" |
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|
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#if HAVE_SQLITE3 |
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#include "../db/InstrumentsDb.h" |
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#endif |
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|
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/// TCP Port on which the server should listen for connection requests. |
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#define LSCP_ADDR INADDR_ANY |
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#define LSCP_PORT 8888 |
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|
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/// try up to 3 minutes to bind server socket |
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#define LSCP_SERVER_BIND_TIMEOUT 180 |
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|
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// External references to the main scanner and parser functions |
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extern int yyparse(void* YYPARSE_PARAM); |
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|
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namespace LinuxSampler { |
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|
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extern void restart(yyparse_param_t* pparam, int& yychar); |
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|
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/** |
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* Network server for the LinuxSampler Control Protocol (LSCP). |
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*/ |
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class LSCPServer : public Thread { |
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public: |
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LSCPServer(Sampler* pSampler, long int addr, short int port); |
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virtual ~LSCPServer(); |
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int WaitUntilInitialized(long TimeoutSeconds = 0L, long TimeoutNanoSeconds = 0L); |
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|
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// Methods called by the parser |
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String DestroyAudioOutputDevice(uint DeviceIndex); |
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String DestroyMidiInputDevice(uint DeviceIndex); |
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String LoadInstrument(String Filename, uint uiInstrument, uint uiSamplerChannel, bool bBackground = false); |
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String SetEngineType(String EngineName, uint uiSamplerChannel); |
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String GetChannels(); |
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String ListChannels(); |
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String AddChannel(); |
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String RemoveChannel(uint uiSamplerChannel); |
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String GetAvailableEngines(); |
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String ListAvailableEngines(); |
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String GetEngineInfo(String EngineName); |
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String GetChannelInfo(uint uiSamplerChannel); |
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String GetVoiceCount(uint uiSamplerChannel); |
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String GetStreamCount(uint uiSamplerChannel); |
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String GetBufferFill(fill_response_t ResponseType, uint uiSamplerChannel); |
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String GetAvailableAudioOutputDrivers(); |
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String ListAvailableAudioOutputDrivers(); |
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String GetAvailableMidiInputDrivers(); |
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String ListAvailableMidiInputDrivers(); |
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String GetAudioOutputDriverInfo(String Driver); |
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String GetMidiInputDriverInfo(String Driver); |
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#ifdef __GNUC__ |
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typedef std::map<String,String> StringMap; // nasty workaround for a GCC bug (see GCC bug #15980, #57) |
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String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap()); |
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String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = StringMap()); |
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String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = StringMap()); |
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String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = StringMap()); |
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#else |
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String GetAudioOutputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>()); |
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String GetMidiInputDriverParameterInfo(String Driver, String Parameter, std::map<String,String> DependencyList = std::map<String,String>()); |
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String CreateAudioOutputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>()); |
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String CreateMidiInputDevice(String Driver, std::map<String,String> Parameters = std::map<String,String>()); |
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#endif // __GNUC__ |
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String GetAudioOutputDeviceCount(); |
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String GetMidiInputDeviceCount(); |
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String GetAudioOutputDevices(); |
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String GetMidiInputDevices(); |
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String GetAudioOutputDeviceInfo(uint DeviceIndex); |
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String GetMidiInputDeviceInfo(uint DeviceIndex); |
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String GetMidiInputPortInfo(uint DeviceIndex, uint PortIndex); |
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String GetMidiInputPortParameterInfo(uint DeviceId, uint PortId, String ParameterName); |
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String GetAudioOutputChannelInfo(uint DeviceId, uint ChannelId); |
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String GetAudioOutputChannelParameterInfo(uint DeviceId, uint ChannelId, String ParameterName); |
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String SetAudioOutputChannelParameter(uint DeviceId, uint ChannelId, String ParamKey, String ParamVal); |
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String SetAudioOutputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal); |
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String SetMidiInputDeviceParameter(uint DeviceIndex, String ParamKey, String ParamVal); |
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String SetMidiInputPortParameter(uint DeviceIndex, uint PortIndex, String ParamKey, String ParamVal); |
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String SetAudioOutputChannel(uint ChannelAudioOutputChannel, uint AudioOutputDeviceInputChannel, uint uiSamplerChannel); |
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String SetAudioOutputDevice(uint AudioDeviceId, uint SamplerChannel); |
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String SetAudioOutputType(String AudioOutputDriver, uint uiSamplerChannel); |
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String SetMIDIInputPort(uint MIDIPort, uint uiSamplerChannel); |
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String SetMIDIInputChannel(uint MIDIChannel, uint uiSamplerChannel); |
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String SetMIDIInputDevice(uint MIDIDeviceId, uint uiSamplerChannel); |
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String SetMIDIInputType(String MidiInputDriver, uint uiSamplerChannel); |
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String SetMIDIInput(uint MIDIDeviceId, uint MIDIPort, uint MIDIChannel, uint uiSamplerChannel); |
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String SetVolume(double dVolume, uint uiSamplerChannel); |
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String SetChannelMute(bool bMute, uint uiSamplerChannel); |
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String SetChannelSolo(bool bSolo, uint uiSamplerChannel); |
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String AddOrReplaceMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg, String EngineType, String InstrumentFile, uint InstrumentIndex, float Volume, MidiInstrumentMapper::mode_t LoadMode, String Name, bool bModal); |
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String RemoveMIDIInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg); |
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String GetMidiInstrumentMappings(uint MidiMapID); |
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String GetAllMidiInstrumentMappings(); |
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String GetMidiInstrumentMapping(uint MidiMapID, uint MidiBank, uint MidiProg); |
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String ListMidiInstrumentMappings(uint MidiMapID); |
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String ListAllMidiInstrumentMappings(); |
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String ClearMidiInstrumentMappings(uint MidiMapID); |
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String ClearAllMidiInstrumentMappings(); |
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String AddMidiInstrumentMap(String MapName = ""); |
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String RemoveMidiInstrumentMap(uint MidiMapID); |
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String RemoveAllMidiInstrumentMaps(); |
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String GetMidiInstrumentMaps(); |
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String ListMidiInstrumentMaps(); |
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String GetMidiInstrumentMap(uint MidiMapID); |
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String SetMidiInstrumentMapName(uint MidiMapID, String NewName); |
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String SetChannelMap(uint uiSamplerChannel, int MidiMapID); |
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String CreateFxSend(uint uiSamplerChannel, uint MidiCtrl, String Name = ""); |
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String DestroyFxSend(uint uiSamplerChannel, uint FxSendID); |
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String GetFxSends(uint uiSamplerChannel); |
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String ListFxSends(uint uiSamplerChannel); |
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String GetFxSendInfo(uint uiSamplerChannel, uint FxSendID); |
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String SetFxSendName(uint uiSamplerChannel, uint FxSendID, String Name); |
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String SetFxSendAudioOutputChannel(uint uiSamplerChannel, uint FxSendID, uint FxSendChannel, uint DeviceChannel); |
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String SetFxSendMidiController(uint uiSamplerChannel, uint FxSendID, uint MidiController); |
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String SetFxSendLevel(uint uiSamplerChannel, uint FxSendID, double dLevel); |
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String AddDbInstrumentDirectory(String Dir); |
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String RemoveDbInstrumentDirectory(String Dir, bool Force = false); |
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String GetDbInstrumentDirectoryCount(String Dir, bool Recursive = false); |
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String GetDbInstrumentDirectories(String Dir, bool Recursive = false); |
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String GetDbInstrumentDirectoryInfo(String Dir); |
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String SetDbInstrumentDirectoryName(String Dir, String Name); |
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String MoveDbInstrumentDirectory(String Dir, String Dst); |
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String CopyDbInstrumentDirectory(String Dir, String Dst); |
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String SetDbInstrumentDirectoryDescription(String Dir, String Desc); |
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String FindDbInstrumentDirectories(String Dir, std::map<String,String> Parameters, bool Recursive = true); |
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String AddDbInstruments(String DbDir, String FilePath, int Index = -1, bool bBackground = false); |
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String AddDbInstruments(String ScanMode, String DbDir, String FsDir, bool bBackground = false, bool insDir = false); |
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String RemoveDbInstrument(String Instr); |
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String GetDbInstrumentCount(String Dir, bool Recursive = false); |
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String GetDbInstruments(String Dir, bool Recursive = false); |
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String GetDbInstrumentInfo(String Instr); |
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String SetDbInstrumentName(String Instr, String Name); |
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String MoveDbInstrument(String Instr, String Dst); |
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String CopyDbInstrument(String Instr, String Dst); |
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String SetDbInstrumentDescription(String Instr, String Desc); |
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String SetDbInstrumentFilePath(String OldPath, String NewPath); |
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String FindLostDbInstrumentFiles(); |
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String FindDbInstruments(String Dir, std::map<String,String> Parameters, bool Recursive = true); |
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String FormatInstrumentsDb(); |
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String EditSamplerChannelInstrument(uint uiSamplerChannel); |
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String GetDbInstrumentsJobInfo(int JobId); |
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String ResetChannel(uint uiSamplerChannel); |
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String ResetSampler(); |
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String GetServerInfo(); |
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String GetTotalStreamCount(); |
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String GetTotalVoiceCount(); |
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String GetTotalVoiceCountMax(); |
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String GetGlobalVolume(); |
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String SetGlobalVolume(double dVolume); |
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String GetFileInstruments(String Filename); |
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String ListFileInstruments(String Filename); |
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String GetFileInstrumentInfo(String Filename, uint InstrumentID); |
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String SendChannelMidiData(String MidiMsg, uint uiSamplerChannel, uint Arg1, uint Arg2); |
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String SubscribeNotification(LSCPEvent::event_t); |
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String UnsubscribeNotification(LSCPEvent::event_t); |
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String SetEcho(yyparse_param_t* pSession, double boolean_value); |
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void AnswerClient(String ReturnMessage); |
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|
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static int currentSocket; |
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static std::map<int,String> bufferedCommands; |
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|
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static void SendLSCPNotify( LSCPEvent Event ); |
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static int EventSubscribers( std::list<LSCPEvent::event_t> events ); |
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static void LockRTNotify(); |
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static void UnlockRTNotify(); |
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static String FilterEndlines(String s); |
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|
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protected: |
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int hSocket; |
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sockaddr_in SocketAddress; |
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Sampler* pSampler; |
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Condition Initialized; |
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|
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int Main(); ///< Implementation of virtual method from class Thread |
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|
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private: |
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|
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/** |
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* Find a created audio output device index. |
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*/ |
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int GetAudioOutputDeviceIndex (AudioOutputDevice *pDevice); |
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|
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/** |
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* Find a created midi input device index. |
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*/ |
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int GetMidiInputDeviceIndex (MidiInputDevice *pDevice); |
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|
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EngineChannel* GetEngineChannel(uint uiSamplerChannel); |
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|
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/** |
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* Gets the specified effect send on the specified sampler channel. |
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*/ |
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FxSend* GetFxSend(uint uiSamplerChannel, uint FxSendID); |
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|
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bool HasSoloChannel(); |
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void MuteNonSoloChannels(); |
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void UnmuteChannels(); |
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|
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/** |
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* Throws an exception if the specified file is not found or |
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* if directory is specified. |
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*/ |
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static void VerifyFile(String Filename); |
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|
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static std::map<int,String> bufferedNotifies; |
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static Mutex NotifyMutex; |
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static Mutex NotifyBufferMutex; |
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static bool GetLSCPCommand( std::vector<yyparse_param_t>::iterator iter ); |
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static void CloseConnection( std::vector<yyparse_param_t>::iterator iter ); |
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static std::vector<yyparse_param_t> Sessions; |
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static Mutex SubscriptionMutex; |
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static std::map< LSCPEvent::event_t, std::list<int> > eventSubscriptions; |
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static fd_set fdSet; |
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|
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//Protect main thread that generates real time notify messages |
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//like voice count, stream count and buffer fill |
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//from LSCP server removing engines and channels from underneath |
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static Mutex RTNotifyMutex; |
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|
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class EventHandler : public ChannelCountListener, public AudioDeviceCountListener, |
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public MidiDeviceCountListener, public MidiInstrumentCountListener, |
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public MidiInstrumentInfoListener, public MidiInstrumentMapCountListener, |
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public MidiInstrumentMapInfoListener, public FxSendCountListener, |
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public VoiceCountListener, public StreamCountListener, public BufferFillListener, |
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public TotalStreamCountListener, public TotalVoiceCountListener, |
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public EngineChangeListener, public MidiPortCountListener { |
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|
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public: |
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EventHandler(LSCPServer* pParent); |
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|
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/** |
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* Invoked when the number of sampler channels has changed. |
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* @param NewCount The new number of sampler channels. |
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*/ |
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virtual void ChannelCountChanged(int NewCount); |
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virtual void ChannelAdded(SamplerChannel* pChannel); |
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virtual void ChannelToBeRemoved(SamplerChannel* pChannel); |
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|
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/** |
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* Invoked when the number of audio output devices has changed. |
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* @param NewCount The new number of audio output devices. |
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*/ |
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virtual void AudioDeviceCountChanged(int NewCount); |
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|
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/** |
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* Invoked when the number of MIDI input devices has changed. |
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* @param NewCount The new number of MIDI input devices. |
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*/ |
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virtual void MidiDeviceCountChanged(int NewCount); |
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|
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/** |
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* Invoked right before the supplied MIDI input device is going |
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* to be destroyed. |
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* @param pDevice MidiInputDevice to be deleted |
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*/ |
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virtual void MidiDeviceToBeDestroyed(MidiInputDevice* pDevice); |
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|
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/** |
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* Invoked to inform that a new MidiInputDevice has just been |
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* created. |
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* @param pDevice newly created MidiInputDevice |
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*/ |
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virtual void MidiDeviceCreated(MidiInputDevice* pDevice); |
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|
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/** |
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* Invoked when the number of MIDI input ports has changed. |
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* @param NewCount The new number of MIDI input ports. |
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*/ |
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virtual void MidiPortCountChanged(int NewCount); |
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|
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/** |
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* Invoked right before the supplied MIDI input port is going |
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* to be destroyed. |
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* @param pPort MidiInputPort to be deleted |
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*/ |
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virtual void MidiPortToBeRemoved(MidiInputPort* pPort); |
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|
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/** |
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* Invoked to inform that a new MidiInputPort has just been |
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* added. |
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* @param pPort newly created MidiInputPort |
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*/ |
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virtual void MidiPortAdded(MidiInputPort* pPort); |
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|
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/** |
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* Invoked when the number of MIDI instruments has changed. |
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* @param MapId The numerical ID of the MIDI instrument map. |
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* @param NewCount The new number of MIDI instruments. |
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*/ |
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virtual void MidiInstrumentCountChanged(int MapId, int NewCount); |
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|
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/** |
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* Invoked when a MIDI instrument in a MIDI instrument map is changed. |
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* @param MapId The numerical ID of the MIDI instrument map. |
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* @param Bank The index of the MIDI bank, containing the instrument. |
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* @param Program The MIDI program number of the instrument. |
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*/ |
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virtual void MidiInstrumentInfoChanged(int MapId, int Bank, int Program); |
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|
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/** |
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* Invoked when the number of MIDI instrument maps has changed. |
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* @param NewCount The new number of MIDI instruments. |
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*/ |
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virtual void MidiInstrumentMapCountChanged(int NewCount); |
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|
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/** |
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* Invoked when the settings of a MIDI instrument map are changed. |
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* @param MapId The numerical ID of the MIDI instrument map. |
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*/ |
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virtual void MidiInstrumentMapInfoChanged(int MapId); |
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|
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/** |
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* Invoked when the number of effect sends |
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* on the specified sampler channel has changed. |
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* @param ChannelId The numerical ID of the sampler channel. |
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* @param NewCount The new number of effect sends. |
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*/ |
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virtual void FxSendCountChanged(int ChannelId, int NewCount); |
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|
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/** |
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* Invoked when the number of active voices |
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* on the specified sampler channel has changed. |
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* @param ChannelId The numerical ID of the sampler channel. |
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* @param NewCount The new number of active voices. |
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*/ |
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virtual void VoiceCountChanged(int ChannelId, int NewCount); |
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|
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/** |
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* Invoked when the number of active disk streams |
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* on the specified sampler channel has changed. |
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* @param ChannelId The numerical ID of the sampler channel. |
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* @param NewCount The new number of active disk streams. |
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*/ |
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virtual void StreamCountChanged(int ChannelId, int NewCount); |
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|
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/** |
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* Invoked when the fill state of the disk stream |
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* buffers on the specified sampler channel is changed. |
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* @param ChannelId The numerical ID of the sampler channel. |
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* @param FillData The buffer fill data for the specified sampler channel. |
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*/ |
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virtual void BufferFillChanged(int ChannelId, String FillData); |
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|
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/** |
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* Invoked when the total number of active voices is changed. |
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* @param NewCount The new number of active voices. |
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*/ |
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virtual void TotalVoiceCountChanged(int NewCount); |
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virtual void TotalStreamCountChanged(int NewCount); |
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|
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virtual void EngineToBeChanged(int ChannelId); |
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virtual void EngineChanged(int ChannelId); |
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|
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virtual ~EventHandler(); |
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|
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struct midi_listener_entry { |
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SamplerChannel* pSamplerChannel; |
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EngineChannel* pEngineChannel; |
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VirtualMidiDevice* pMidiListener; |
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}; |
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|
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std::vector<midi_listener_entry> channelMidiListeners; |
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|
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struct device_midi_listener_entry { |
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MidiInputPort* pPort; |
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VirtualMidiDevice* pMidiListener; |
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uint uiDeviceID; |
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}; |
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|
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std::vector<device_midi_listener_entry> deviceMidiListeners; |
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|
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private: |
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LSCPServer* pParent; |
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} eventHandler; |
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|
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#if HAVE_SQLITE3 |
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class DbInstrumentsEventHandler : public InstrumentsDb::Listener { |
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public: |
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virtual void DirectoryCountChanged(String Dir); |
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virtual void DirectoryInfoChanged(String Dir); |
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virtual void DirectoryNameChanged(String Dir, String NewName); |
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virtual void InstrumentCountChanged(String Dir); |
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virtual void InstrumentInfoChanged(String Instr); |
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virtual void InstrumentNameChanged(String Instr, String NewName); |
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virtual void JobStatusChanged(int JobId); |
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} dbInstrumentsEventHandler; |
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#endif // HAVE_SQLITE3 |
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}; |
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|
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} |
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|
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#endif // __LSCPSERVER_H_ |
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