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* LinuxSampler - modular, streaming capable sampler * |
* LinuxSampler - modular, streaming capable sampler * |
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* * |
* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2007 Christian Schoenebeck * |
* Copyright (C) 2005 - 2012 Christian Schoenebeck * |
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* * |
* * |
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* This library is free software; you can redistribute it and/or modify * |
* 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 * |
* it under the terms of the GNU General Public License as published by * |
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#include "drivers/audio/AudioOutputDeviceFactory.h" |
#include "drivers/audio/AudioOutputDeviceFactory.h" |
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#include "drivers/midi/MidiInputDeviceFactory.h" |
#include "drivers/midi/MidiInputDeviceFactory.h" |
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#include "drivers/midi/MidiInstrumentMapper.h" |
#include "drivers/midi/MidiInstrumentMapper.h" |
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#include "common/Features.h" |
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#include "network/lscpserver.h" |
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namespace LinuxSampler { |
namespace LinuxSampler { |
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void SamplerChannel::SetEngineType(String EngineType) throw (Exception) { |
void SamplerChannel::SetEngineType(String EngineType) throw (Exception) { |
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dmsg(2,("SamplerChannel: Assigning engine type...")); |
dmsg(2,("SamplerChannel: Assigning engine type...")); |
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if (pEngineChannel) { |
if (pEngineChannel) { |
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if (!strcasecmp(pEngineChannel->EngineName().c_str(), EngineType.c_str())) { |
if (!strcasecmp(pEngineChannel->EngineName().c_str(), EngineType.c_str())) { |
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dmsg(2,("OK\n")); |
dmsg(2,("OK\n")); |
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} |
} |
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} |
} |
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fireEngineToBeChanged(); |
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// create new engine channel |
// create new engine channel |
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EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType); |
EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType); |
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if (!pNewEngineChannel) throw Exception("Unknown engine type"); |
if (!pNewEngineChannel) throw Exception("Unknown engine type"); |
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//FIXME: hack to allow fast retrieval of engine channel's sampler channel index |
pNewEngineChannel->SetSamplerChannel(this); |
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pNewEngineChannel->iSamplerChannelIndex = Index(); |
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// dereference midi input port. |
// dereference midi input port. |
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MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
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midi_chan_t midiChannel = GetMidiInputChannel(); |
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// disconnect old engine channel |
// disconnect old engine channel |
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if (pEngineChannel) { |
if (pEngineChannel) { |
94 |
Engine* engine = pEngineChannel->GetEngine(); |
Engine* engine = pEngineChannel->GetEngine(); |
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pNewEngineChannel->Connect(pAudioOutputDevice); |
pNewEngineChannel->Connect(pAudioOutputDevice); |
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pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
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} |
} |
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if (pMidiInputPort) pMidiInputPort->Connect(pNewEngineChannel, GetMidiInputChannel()); |
if (pMidiInputPort) pMidiInputPort->Connect(pNewEngineChannel, midiChannel); |
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pEngineChannel = pNewEngineChannel; |
pEngineChannel = pNewEngineChannel; |
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// from now on get MIDI device and port from EngineChannel object |
// from now on get MIDI device and port from EngineChannel object |
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dmsg(2,("OK\n")); |
dmsg(2,("OK\n")); |
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} |
} |
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void SamplerChannel::SetAudioOutputDevice(AudioOutputDevice* pDevice) { |
void SamplerChannel::SetAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
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if(pAudioOutputDevice == pDevice) return; |
if(pAudioOutputDevice == pDevice) return; |
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// disconnect old device |
// disconnect old device |
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if (pAudioOutputDevice && pEngineChannel) { |
if (pAudioOutputDevice && pEngineChannel) { |
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if (!pAudioOutputDevice->isAutonomousDevice()) |
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throw Exception("The audio output device '" + pAudioOutputDevice->Driver() + "' cannot be dropped from this sampler channel!"); |
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Engine* engine = pEngineChannel->GetEngine(); |
Engine* engine = pEngineChannel->GetEngine(); |
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pAudioOutputDevice->Disconnect(engine); |
pAudioOutputDevice->Disconnect(engine); |
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} |
} |
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} |
} |
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void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) { |
void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
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SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
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} |
} |
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void SamplerChannel::SetMidiInputPort(int MidiPort) { |
void SamplerChannel::SetMidiInputPort(int MidiPort) throw (Exception) { |
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SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
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} |
} |
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SetMidiInput(GetMidiInputDevice(), GetMidiInputPort(), MidiChannel); |
SetMidiInput(GetMidiInputDevice(), GetMidiInputPort(), MidiChannel); |
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} |
} |
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void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) throw (Exception) { |
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if (!pDevice) throw Exception("No MIDI input device assigned."); |
if (!pDevice) throw Exception("No MIDI input device assigned."); |
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// get old and new midi input port |
// get old and new midi input port |
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MidiInputPort* pNewMidiInputPort = pDevice->GetPort(iMidiPort); |
MidiInputPort* pNewMidiInputPort = pDevice->GetPort(iMidiPort); |
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// disconnect old device port |
// disconnect old device port |
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if (pOldMidiInputPort && pEngineChannel) pOldMidiInputPort->Disconnect(pEngineChannel); |
if (pOldMidiInputPort && pEngineChannel) { |
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MidiInputDevice* pOldDevice = pOldMidiInputPort->GetDevice(); |
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if (pOldMidiInputPort != pNewMidiInputPort && |
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pOldDevice && !pOldDevice->isAutonomousDevice() |
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) throw Exception("The MIDI input port '" + pOldDevice->Driver() + "' cannot be altered on this sampler channel!"); |
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pOldMidiInputPort->Disconnect(pEngineChannel); |
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} |
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// remember new device, port and channel if not engine channel yet created |
// remember new device, port and channel if not engine channel yet created |
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if (!pEngineChannel) { |
if (!pEngineChannel) { |
180 |
this->pMidiInputDevice = pDevice; |
this->pMidiInputDevice = pDevice; |
228 |
throw Exception("Internal error: SamplerChannel index not found"); |
throw Exception("Internal error: SamplerChannel index not found"); |
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} |
} |
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Sampler* SamplerChannel::GetSampler() { |
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return pSampler; |
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} |
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void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) { |
void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) { |
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llEngineChangeListeners.AddListener(l); |
llEngineChangeListeners.AddListener(l); |
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} |
} |
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llEngineChangeListeners.RemoveAllListeners(); |
llEngineChangeListeners.RemoveAllListeners(); |
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} |
} |
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void SamplerChannel::fireEngineToBeChanged() { |
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for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
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llEngineChangeListeners.GetListener(i)->EngineToBeChanged(Index()); |
250 |
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} |
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} |
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void SamplerChannel::fireEngineChanged() { |
void SamplerChannel::fireEngineChanged() { |
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for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
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llEngineChangeListeners.GetListener(i)->EngineChanged(Index()); |
llEngineChangeListeners.GetListener(i)->EngineChanged(Index()); |
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Sampler::Sampler() { |
Sampler::Sampler() { |
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eventHandler.SetSampler(this); |
eventHandler.SetSampler(this); |
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uiOldTotalVoiceCount = uiOldTotalStreamCount = 0; |
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} |
} |
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Sampler::~Sampler() { |
Sampler::~Sampler() { |
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} |
} |
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} |
} |
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void Sampler::fireChannelAdded(SamplerChannel* pChannel) { |
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for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
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llChannelCountListeners.GetListener(i)->ChannelAdded(pChannel); |
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} |
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} |
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void Sampler::fireChannelToBeRemoved(SamplerChannel* pChannel) { |
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for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
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llChannelCountListeners.GetListener(i)->ChannelToBeRemoved(pChannel); |
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} |
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} |
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void Sampler::AddAudioDeviceCountListener(AudioDeviceCountListener* l) { |
void Sampler::AddAudioDeviceCountListener(AudioDeviceCountListener* l) { |
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llAudioDeviceCountListeners.AddListener(l); |
llAudioDeviceCountListeners.AddListener(l); |
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} |
} |
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} |
} |
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} |
} |
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void Sampler::fireMidiDeviceToBeDestroyed(MidiInputDevice* pDevice) { |
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for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
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llMidiDeviceCountListeners.GetListener(i)->MidiDeviceToBeDestroyed(pDevice); |
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} |
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} |
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void Sampler::fireMidiDeviceCreated(MidiInputDevice* pDevice) { |
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for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
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llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCreated(pDevice); |
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} |
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} |
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void Sampler::AddVoiceCountListener(VoiceCountListener* l) { |
void Sampler::AddVoiceCountListener(VoiceCountListener* l) { |
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llVoiceCountListeners.AddListener(l); |
llVoiceCountListeners.AddListener(l); |
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} |
} |
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} |
} |
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void Sampler::fireVoiceCountChanged(int ChannelId, int NewCount) { |
void Sampler::fireVoiceCountChanged(int ChannelId, int NewCount) { |
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std::map<uint, uint>::iterator it = mOldVoiceCounts.find(ChannelId); |
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if (it != mOldVoiceCounts.end()) { |
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uint oldCount = it->second; |
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if (NewCount == oldCount) return; |
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} |
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mOldVoiceCounts[ChannelId] = NewCount; |
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for (int i = 0; i < llVoiceCountListeners.GetListenerCount(); i++) { |
for (int i = 0; i < llVoiceCountListeners.GetListenerCount(); i++) { |
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llVoiceCountListeners.GetListener(i)->VoiceCountChanged(ChannelId, NewCount); |
llVoiceCountListeners.GetListener(i)->VoiceCountChanged(ChannelId, NewCount); |
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} |
} |
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} |
} |
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void Sampler::fireStreamCountChanged(int ChannelId, int NewCount) { |
void Sampler::fireStreamCountChanged(int ChannelId, int NewCount) { |
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std::map<uint, uint>::iterator it = mOldStreamCounts.find(ChannelId); |
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if (it != mOldStreamCounts.end()) { |
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uint oldCount = it->second; |
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if (NewCount == oldCount) return; |
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} |
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mOldStreamCounts[ChannelId] = NewCount; |
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for (int i = 0; i < llStreamCountListeners.GetListenerCount(); i++) { |
for (int i = 0; i < llStreamCountListeners.GetListenerCount(); i++) { |
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llStreamCountListeners.GetListener(i)->StreamCountChanged(ChannelId, NewCount); |
llStreamCountListeners.GetListener(i)->StreamCountChanged(ChannelId, NewCount); |
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} |
} |
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} |
} |
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void Sampler::fireTotalStreamCountChanged(int NewCount) { |
void Sampler::fireTotalStreamCountChanged(int NewCount) { |
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if (NewCount == uiOldTotalStreamCount) return; |
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uiOldTotalStreamCount = NewCount; |
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for (int i = 0; i < llTotalStreamCountListeners.GetListenerCount(); i++) { |
for (int i = 0; i < llTotalStreamCountListeners.GetListenerCount(); i++) { |
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llTotalStreamCountListeners.GetListener(i)->TotalStreamCountChanged(NewCount); |
llTotalStreamCountListeners.GetListener(i)->TotalStreamCountChanged(NewCount); |
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} |
} |
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} |
} |
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void Sampler::fireTotalVoiceCountChanged(int NewCount) { |
void Sampler::fireTotalVoiceCountChanged(int NewCount) { |
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if (NewCount == uiOldTotalVoiceCount) return; |
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uiOldTotalVoiceCount = NewCount; |
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for (int i = 0; i < llTotalVoiceCountListeners.GetListenerCount(); i++) { |
for (int i = 0; i < llTotalVoiceCountListeners.GetListenerCount(); i++) { |
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llTotalVoiceCountListeners.GetListener(i)->TotalVoiceCountChanged(NewCount); |
llTotalVoiceCountListeners.GetListener(i)->TotalVoiceCountChanged(NewCount); |
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} |
} |
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} |
} |
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} |
} |
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void Sampler::EventHandler::EngineToBeChanged(int ChannelId) { |
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// nothing to do here |
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} |
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void Sampler::EventHandler::EngineChanged(int ChannelId) { |
void Sampler::EventHandler::EngineChanged(int ChannelId) { |
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EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
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if(engineChannel == NULL) return; |
if(engineChannel == NULL) return; |
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if (!mSamplerChannels.size()) { |
if (!mSamplerChannels.size()) { |
475 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
476 |
mSamplerChannels[0] = pChannel; |
mSamplerChannels[0] = pChannel; |
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fireChannelAdded(pChannel); |
478 |
fireChannelCountChanged(1); |
fireChannelCountChanged(1); |
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pChannel->AddEngineChangeListener(&eventHandler); |
pChannel->AddEngineChangeListener(&eventHandler); |
480 |
return pChannel; |
return pChannel; |
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// we found an unused index, so insert the new channel there |
// we found an unused index, so insert the new channel there |
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SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
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mSamplerChannels[i] = pChannel; |
mSamplerChannels[i] = pChannel; |
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fireChannelAdded(pChannel); |
495 |
fireChannelCountChanged(SamplerChannels()); |
fireChannelCountChanged(SamplerChannels()); |
496 |
pChannel->AddEngineChangeListener(&eventHandler); |
pChannel->AddEngineChangeListener(&eventHandler); |
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return pChannel; |
return pChannel; |
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// we have not reached the index limit so we just add the channel past the highest index |
// we have not reached the index limit so we just add the channel past the highest index |
503 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
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mSamplerChannels[lastIndex + 1] = pChannel; |
mSamplerChannels[lastIndex + 1] = pChannel; |
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fireChannelAdded(pChannel); |
506 |
fireChannelCountChanged(SamplerChannels()); |
fireChannelCountChanged(SamplerChannels()); |
507 |
pChannel->AddEngineChangeListener(&eventHandler); |
pChannel->AddEngineChangeListener(&eventHandler); |
508 |
return pChannel; |
return pChannel; |
520 |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
521 |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
522 |
if (iterChan->second == pSamplerChannel) { |
if (iterChan->second == pSamplerChannel) { |
523 |
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fireChannelToBeRemoved(pSamplerChannel); |
524 |
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mOldVoiceCounts.erase(pSamplerChannel->Index()); |
525 |
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mOldStreamCounts.erase(pSamplerChannel->Index()); |
526 |
pSamplerChannel->RemoveAllEngineChangeListeners(); |
pSamplerChannel->RemoveAllEngineChangeListeners(); |
527 |
mSamplerChannels.erase(iterChan); |
mSamplerChannels.erase(iterChan); |
528 |
delete pSamplerChannel; |
delete pSamplerChannel; |
538 |
RemoveSamplerChannel(pChannel); |
RemoveSamplerChannel(pChannel); |
539 |
} |
} |
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541 |
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void Sampler::RemoveAllSamplerChannels() { |
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/* |
543 |
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* In maps iterator invalidation occurs when the iterator point |
544 |
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* to the element that is being erased. So we need to copy the map |
545 |
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* by calling GetSamplerChannels() to prevent that. |
546 |
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*/ |
547 |
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SamplerChannelMap chns = GetSamplerChannels(); |
548 |
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SamplerChannelMap::iterator iter = chns.begin(); |
549 |
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for(; iter != chns.end(); iter++) { |
550 |
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RemoveSamplerChannel(iter->second); |
551 |
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} |
552 |
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} |
553 |
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554 |
std::vector<String> Sampler::AvailableAudioOutputDrivers() { |
std::vector<String> Sampler::AvailableAudioOutputDrivers() { |
555 |
return AudioOutputDeviceFactory::AvailableDrivers(); |
return AudioOutputDeviceFactory::AvailableDrivers(); |
556 |
} |
} |
567 |
// create new device |
// create new device |
568 |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
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// add new audio device to the audio device list |
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for (uint i = 0; ; i++) { // seek for a free place starting from the beginning |
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if (!mAudioOutputDevices[i]) { |
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mAudioOutputDevices[i] = pDevice; |
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break; |
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} |
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} |
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570 |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
571 |
return pDevice; |
return pDevice; |
572 |
} |
} |
573 |
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574 |
uint Sampler::AudioOutputDevices() { |
uint Sampler::AudioOutputDevices() { |
575 |
return mAudioOutputDevices.size(); |
return AudioOutputDeviceFactory::Devices().size(); |
576 |
} |
} |
577 |
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578 |
uint Sampler::MidiInputDevices() { |
uint Sampler::MidiInputDevices() { |
579 |
return mMidiInputDevices.size(); |
return MidiInputDeviceFactory::Devices().size(); |
580 |
} |
} |
581 |
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582 |
std::map<uint, AudioOutputDevice*> Sampler::GetAudioOutputDevices() { |
std::map<uint, AudioOutputDevice*> Sampler::GetAudioOutputDevices() { |
583 |
return mAudioOutputDevices; |
return AudioOutputDeviceFactory::Devices(); |
584 |
} |
} |
585 |
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586 |
std::map<uint, MidiInputDevice*> Sampler::GetMidiInputDevices() { |
std::map<uint, MidiInputDevice*> Sampler::GetMidiInputDevices() { |
587 |
return mMidiInputDevices; |
return MidiInputDeviceFactory::Devices(); |
588 |
} |
} |
589 |
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590 |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
591 |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
if (pDevice) { |
592 |
for (; iter != mAudioOutputDevices.end(); iter++) { |
// check if there are still sampler engines connected to this device |
593 |
if (iter->second == pDevice) { |
for (SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
594 |
// check if there are still sampler engines connected to this device |
iterChan != mSamplerChannels.end(); iterChan++ |
595 |
for (uint i = 0; i < SamplerChannels(); i++) |
) if (iterChan->second->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(iterChan->first) + " is still connected to the audio output device."); |
596 |
if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the audio output device."); |
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597 |
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//TODO: should we add fireAudioDeviceToBeDestroyed() here ? |
598 |
// disable device |
AudioOutputDeviceFactory::Destroy(pDevice); |
599 |
pDevice->Stop(); |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
600 |
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} |
601 |
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} |
602 |
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603 |
// remove device from the device list |
void Sampler::DestroyAllAudioOutputDevices() throw (Exception) { |
604 |
mAudioOutputDevices.erase(iter); |
/* |
605 |
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* In maps iterator invalidation occurs when the iterator point |
606 |
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* to the element that is being erased. So we need to copy the map |
607 |
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* by calling GetAudioOutputDevices() to prevent that. |
608 |
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*/ |
609 |
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std::map<uint, AudioOutputDevice*> devs = GetAudioOutputDevices(); |
610 |
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std::map<uint, AudioOutputDevice*>::iterator iter = devs.begin(); |
611 |
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for (; iter != devs.end(); iter++) { |
612 |
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AudioOutputDevice* pDevice = iter->second; |
613 |
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614 |
// destroy and free device from memory |
// skip non-autonomous devices |
615 |
delete pDevice; |
if (!pDevice->isAutonomousDevice()) continue; |
616 |
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617 |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
DestroyAudioOutputDevice(pDevice); |
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break; |
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} |
|
618 |
} |
} |
619 |
} |
} |
620 |
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621 |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
622 |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
if (pDevice) { |
623 |
for (; iter != mMidiInputDevices.end(); iter++) { |
// check if there are still sampler engines connected to this device |
624 |
if (iter->second == pDevice) { |
for (SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
625 |
// check if there are still sampler engines connected to this device |
iterChan != mSamplerChannels.end(); iterChan++ |
626 |
for (uint i = 0; i < SamplerChannels(); i++) |
) if (iterChan->second->GetMidiInputDevice() == pDevice) throw Exception("Sampler channel " + ToString(iterChan->first) + " is still connected to the midi input device."); |
627 |
if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the midi input device."); |
|
628 |
|
fireMidiDeviceToBeDestroyed(pDevice); |
629 |
// disable device |
MidiInputDeviceFactory::Destroy(pDevice); |
630 |
pDevice->StopListen(); |
fireMidiDeviceCountChanged(MidiInputDevices()); |
631 |
|
} |
632 |
|
} |
633 |
|
|
634 |
// remove device from the device list |
void Sampler::DestroyAllMidiInputDevices() throw (Exception) { |
635 |
mMidiInputDevices.erase(iter); |
/* |
636 |
|
* In maps iterator invalidation occurs when the iterator point |
637 |
|
* to the element that is being erased. So we need to copy the map |
638 |
|
* by calling GetMidiInputDevices() to prevent that. |
639 |
|
*/ |
640 |
|
std::map<uint, MidiInputDevice*> devs = GetMidiInputDevices(); |
641 |
|
std::map<uint, MidiInputDevice*>::iterator iter = devs.begin(); |
642 |
|
for (; iter != devs.end(); iter++) { |
643 |
|
MidiInputDevice* pDevice = iter->second; |
644 |
|
|
645 |
// destroy and free device from memory |
// skip non-autonomous devices |
646 |
delete pDevice; |
if (!pDevice->isAutonomousDevice()) continue; |
647 |
|
|
648 |
fireMidiDeviceCountChanged(MidiInputDevices()); |
DestroyMidiInputDevice(pDevice); |
|
break; |
|
|
} |
|
649 |
} |
} |
650 |
} |
} |
651 |
|
|
653 |
// create new device |
// create new device |
654 |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
655 |
|
|
656 |
// add new device to the midi device list |
fireMidiDeviceCreated(pDevice); |
|
for (uint i = 0; ; i++) { // seek for a free place starting from the beginning |
|
|
if (!mMidiInputDevices[i]) { |
|
|
mMidiInputDevices[i] = pDevice; |
|
|
break; |
|
|
} |
|
|
} |
|
|
|
|
657 |
fireMidiDeviceCountChanged(MidiInputDevices()); |
fireMidiDeviceCountChanged(MidiInputDevices()); |
658 |
return pDevice; |
return pDevice; |
659 |
} |
} |
680 |
return count; |
return count; |
681 |
} |
} |
682 |
|
|
683 |
|
int Sampler::GetGlobalMaxVoices() { |
684 |
|
return GLOBAL_MAX_VOICES; // see common/global_private.cpp |
685 |
|
} |
686 |
|
|
687 |
|
int Sampler::GetGlobalMaxStreams() { |
688 |
|
return GLOBAL_MAX_STREAMS; // see common/global_private.cpp |
689 |
|
} |
690 |
|
|
691 |
|
void Sampler::SetGlobalMaxVoices(int n) throw (Exception) { |
692 |
|
if (n < 1) throw Exception("Maximum voices may not be less than 1"); |
693 |
|
GLOBAL_MAX_VOICES = n; // see common/global_private.cpp |
694 |
|
const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
695 |
|
if (engines.size() > 0) { |
696 |
|
std::set<Engine*>::iterator iter = engines.begin(); |
697 |
|
std::set<Engine*>::iterator end = engines.end(); |
698 |
|
for (; iter != end; ++iter) { |
699 |
|
(*iter)->SetMaxVoices(n); |
700 |
|
} |
701 |
|
} |
702 |
|
} |
703 |
|
|
704 |
|
void Sampler::SetGlobalMaxStreams(int n) throw (Exception) { |
705 |
|
if (n < 0) throw Exception("Maximum disk streams may not be negative"); |
706 |
|
GLOBAL_MAX_STREAMS = n; // see common/global_private.cpp |
707 |
|
const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
708 |
|
if (engines.size() > 0) { |
709 |
|
std::set<Engine*>::iterator iter = engines.begin(); |
710 |
|
std::set<Engine*>::iterator end = engines.end(); |
711 |
|
for (; iter != end; ++iter) { |
712 |
|
(*iter)->SetMaxDiskStreams(n); |
713 |
|
} |
714 |
|
} |
715 |
|
} |
716 |
|
|
717 |
void Sampler::Reset() { |
void Sampler::Reset() { |
718 |
// delete sampler channels |
// delete sampler channels |
719 |
try { |
try { |
720 |
while (true) { |
RemoveAllSamplerChannels(); |
|
SamplerChannelMap::iterator iter = mSamplerChannels.begin(); |
|
|
if (iter == mSamplerChannels.end()) break; |
|
|
RemoveSamplerChannel(iter->second); |
|
|
} |
|
721 |
} |
} |
722 |
catch(...) { |
catch(...) { |
723 |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all sampler channels, exiting.\n" << std::flush; |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all sampler channels, exiting.\n" << std::flush; |
726 |
|
|
727 |
// delete midi input devices |
// delete midi input devices |
728 |
try { |
try { |
729 |
while (true) { |
DestroyAllMidiInputDevices(); |
|
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
|
|
if (iter == mMidiInputDevices.end()) break; |
|
|
DestroyMidiInputDevice(iter->second); |
|
|
} |
|
730 |
} |
} |
731 |
catch(...) { |
catch(...) { |
732 |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI input devices, exiting.\n" << std::flush; |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI input devices, exiting.\n" << std::flush; |
735 |
|
|
736 |
// delete audio output devices |
// delete audio output devices |
737 |
try { |
try { |
738 |
while (true) { |
DestroyAllAudioOutputDevices(); |
|
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
|
|
if (iter == mAudioOutputDevices.end()) break; |
|
|
DestroyAudioOutputDevice(iter->second); |
|
|
} |
|
739 |
} |
} |
740 |
catch(...) { |
catch(...) { |
741 |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all audio output devices, exiting.\n" << std::flush; |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all audio output devices, exiting.\n" << std::flush; |
755 |
InstrumentEditorFactory::ClosePlugins(); |
InstrumentEditorFactory::ClosePlugins(); |
756 |
} |
} |
757 |
|
|
758 |
|
bool Sampler::EnableDenormalsAreZeroMode() { |
759 |
|
Features::detect(); |
760 |
|
return Features::enableDenormalsAreZeroMode(); |
761 |
|
} |
762 |
|
|
763 |
|
void Sampler::fireStatistics() { |
764 |
|
static const LSCPEvent::event_t eventsArr[] = { |
765 |
|
LSCPEvent::event_voice_count, LSCPEvent::event_stream_count, |
766 |
|
LSCPEvent::event_buffer_fill, LSCPEvent::event_total_voice_count |
767 |
|
}; |
768 |
|
static const std::list<LSCPEvent::event_t> events(eventsArr, eventsArr + 4); |
769 |
|
|
770 |
|
if (LSCPServer::EventSubscribers(events)) |
771 |
|
{ |
772 |
|
LSCPServer::LockRTNotify(); |
773 |
|
std::map<uint,SamplerChannel*> channels = GetSamplerChannels(); |
774 |
|
std::map<uint,SamplerChannel*>::iterator iter = channels.begin(); |
775 |
|
for (; iter != channels.end(); iter++) { |
776 |
|
SamplerChannel* pSamplerChannel = iter->second; |
777 |
|
EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
778 |
|
if (!pEngineChannel) continue; |
779 |
|
Engine* pEngine = pEngineChannel->GetEngine(); |
780 |
|
if (!pEngine) continue; |
781 |
|
fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount()); |
782 |
|
fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount()); |
783 |
|
fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage()); |
784 |
|
} |
785 |
|
|
786 |
|
fireTotalStreamCountChanged(GetDiskStreamCount()); |
787 |
|
fireTotalVoiceCountChanged(GetVoiceCount()); |
788 |
|
|
789 |
|
LSCPServer::UnlockRTNotify(); |
790 |
|
} |
791 |
|
} |
792 |
|
|
793 |
|
#if defined(WIN32) |
794 |
|
static HINSTANCE dllInstance = NULL; |
795 |
|
|
796 |
|
String Sampler::GetInstallDir() { |
797 |
|
char buf[MAX_PATH + 1]; |
798 |
|
if (GetModuleFileName(dllInstance, buf, MAX_PATH)) { |
799 |
|
String s(buf); |
800 |
|
size_t n = s.rfind('\\'); |
801 |
|
if (n != String::npos) { |
802 |
|
return s.substr(0, n); |
803 |
|
} |
804 |
|
} |
805 |
|
return ""; |
806 |
|
} |
807 |
|
#endif |
808 |
} // namespace LinuxSampler |
} // namespace LinuxSampler |
809 |
|
|
810 |
|
#if defined(WIN32) |
811 |
|
extern "C" { |
812 |
|
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved) |
813 |
|
{ |
814 |
|
switch (reason) { |
815 |
|
case DLL_PROCESS_ATTACH: |
816 |
|
LinuxSampler::dllInstance = instance; |
817 |
|
break; |
818 |
|
} |
819 |
|
return TRUE; |
820 |
|
} |
821 |
|
} |
822 |
|
#endif |