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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 Christian Schoenebeck * |
* Copyright (C) 2005 - 2008 Christian Schoenebeck * |
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* * |
* * |
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* This program 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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* the Free Software Foundation; either version 2 of the License, or * |
* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
* (at your option) any later version. * |
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* * |
* * |
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* This program is distributed in the hope that it will be useful, * |
* 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 * |
* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
* 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 * |
* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the Free Software * |
* along with this library; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
* MA 02111-1307 USA * |
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***************************************************************************/ |
***************************************************************************/ |
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#include "Sampler.h" |
#include "Sampler.h" |
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#include "common/global_private.h" |
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#include "engines/EngineFactory.h" |
#include "engines/EngineFactory.h" |
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#include "engines/EngineChannelFactory.h" |
#include "engines/EngineChannelFactory.h" |
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|
#include "plugins/InstrumentEditorFactory.h" |
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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" |
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#include "common/Features.h" |
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#include "network/lscpserver.h" |
#include "network/lscpserver.h" |
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namespace LinuxSampler { |
namespace LinuxSampler { |
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SamplerChannel::~SamplerChannel() { |
SamplerChannel::~SamplerChannel() { |
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if (pEngineChannel) { |
if (pEngineChannel) { |
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Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : __GetMidiInputDevicePort(GetMidiInputChannel()); |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : __GetMidiInputDevicePort(GetMidiInputChannel()); |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
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if (pEngineChannel) { |
if (pEngineChannel) { |
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if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
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EngineChannelFactory::Destroy(pEngineChannel); |
EngineChannelFactory::Destroy(pEngineChannel); |
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// reconnect engine if it still exists |
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const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
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if (engines.find(engine) != engines.end()) pAudioOutputDevice->Connect(engine); |
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} |
} |
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} |
} |
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} |
} |
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void SamplerChannel::SetEngineType(String EngineType) throw (LinuxSamplerException) { |
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) { |
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if (!strcasecmp(pEngineChannel->EngineName().c_str(), EngineType.c_str())) { |
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dmsg(2,("OK\n")); |
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return; |
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} |
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} |
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fireEngineToBeChanged(); |
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|
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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 LinuxSamplerException("Unknown engine type"); |
if (!pNewEngineChannel) throw Exception("Unknown engine type"); |
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|
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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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// disconnect old engine channel |
// disconnect old engine channel |
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if (pEngineChannel) { |
if (pEngineChannel) { |
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Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
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if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
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EngineChannelFactory::Destroy(pEngineChannel); |
EngineChannelFactory::Destroy(pEngineChannel); |
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// reconnect engine if it still exists |
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const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
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if (engines.find(engine) != engines.end()) pAudioOutputDevice->Connect(engine); |
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} |
} |
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// connect new engine channel |
// connect new engine channel |
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if (pMidiInputPort) pMidiInputPort->Connect(pNewEngineChannel, GetMidiInputChannel()); |
|
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if (pAudioOutputDevice) { |
if (pAudioOutputDevice) { |
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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()); |
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pEngineChannel = pNewEngineChannel; |
pEngineChannel = pNewEngineChannel; |
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|
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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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this->iMidiPort = 0; |
this->iMidiPort = 0; |
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pEngineChannel->StatusChanged(true); |
pEngineChannel->StatusChanged(true); |
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fireEngineChanged(); |
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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) { |
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if(pAudioOutputDevice == pDevice) return; |
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// disconnect old device |
// disconnect old device |
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if (pAudioOutputDevice && pEngineChannel) pEngineChannel->DisconnectAudioOutputDevice(); |
if (pAudioOutputDevice && pEngineChannel) { |
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Engine* engine = pEngineChannel->GetEngine(); |
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pAudioOutputDevice->Disconnect(engine); |
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pEngineChannel->DisconnectAudioOutputDevice(); |
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// reconnect engine if it still exists |
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const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
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if (engines.find(engine) != engines.end()) pAudioOutputDevice->Connect(engine); |
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} |
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// connect new device |
// connect new device |
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pAudioOutputDevice = pDevice; |
pAudioOutputDevice = pDevice; |
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if (pEngineChannel) { |
if (pEngineChannel) { |
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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) { |
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if (!pDevice) throw LinuxSamplerException("No MIDI input device assigned."); |
if (!pDevice) throw Exception("No MIDI input device assigned."); |
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|
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// get old and new midi input port |
// get old and new midi input port |
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MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
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if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
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// Ooops. |
// Ooops. |
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if (pNewMidiInputPort == NULL) |
if (pNewMidiInputPort == NULL) |
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throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
throw Exception("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
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} |
} |
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EngineChannel* SamplerChannel::GetEngineChannel() { |
EngineChannel* SamplerChannel::GetEngineChannel() { |
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} |
} |
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} |
} |
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throw LinuxSamplerException("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) { |
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llEngineChangeListeners.AddListener(l); |
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} |
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void SamplerChannel::RemoveEngineChangeListener(EngineChangeListener* l) { |
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llEngineChangeListeners.RemoveListener(l); |
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} |
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void SamplerChannel::RemoveAllEngineChangeListeners() { |
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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()); |
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} |
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} |
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void SamplerChannel::fireEngineChanged() { |
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for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
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llEngineChangeListeners.GetListener(i)->EngineChanged(Index()); |
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} |
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} |
} |
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MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
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// * Sampler |
// * Sampler |
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Sampler::Sampler() { |
Sampler::Sampler() { |
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eventHandler.SetSampler(this); |
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} |
} |
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Sampler::~Sampler() { |
Sampler::~Sampler() { |
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return mSamplerChannels.size(); |
return mSamplerChannels.size(); |
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} |
} |
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void Sampler::AddChannelCountListener(ChannelCountListener* l) { |
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llChannelCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveChannelCountListener(ChannelCountListener* l) { |
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llChannelCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireChannelCountChanged(int NewCount) { |
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for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
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llChannelCountListeners.GetListener(i)->ChannelCountChanged(NewCount); |
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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) { |
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llAudioDeviceCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveAudioDeviceCountListener(AudioDeviceCountListener* l) { |
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llAudioDeviceCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireAudioDeviceCountChanged(int NewCount) { |
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for (int i = 0; i < llAudioDeviceCountListeners.GetListenerCount(); i++) { |
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llAudioDeviceCountListeners.GetListener(i)->AudioDeviceCountChanged(NewCount); |
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} |
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} |
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void Sampler::AddMidiDeviceCountListener(MidiDeviceCountListener* l) { |
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llMidiDeviceCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveMidiDeviceCountListener(MidiDeviceCountListener* l) { |
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llMidiDeviceCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireMidiDeviceCountChanged(int NewCount) { |
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for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
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llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCountChanged(NewCount); |
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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) { |
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llVoiceCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveVoiceCountListener(VoiceCountListener* l) { |
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llVoiceCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireVoiceCountChanged(int ChannelId, int NewCount) { |
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for (int i = 0; i < llVoiceCountListeners.GetListenerCount(); i++) { |
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llVoiceCountListeners.GetListener(i)->VoiceCountChanged(ChannelId, NewCount); |
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} |
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} |
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void Sampler::AddStreamCountListener(StreamCountListener* l) { |
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llStreamCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveStreamCountListener(StreamCountListener* l) { |
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llStreamCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireStreamCountChanged(int ChannelId, int NewCount) { |
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for (int i = 0; i < llStreamCountListeners.GetListenerCount(); i++) { |
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llStreamCountListeners.GetListener(i)->StreamCountChanged(ChannelId, NewCount); |
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} |
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} |
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void Sampler::AddBufferFillListener(BufferFillListener* l) { |
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llBufferFillListeners.AddListener(l); |
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} |
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void Sampler::RemoveBufferFillListener(BufferFillListener* l) { |
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llBufferFillListeners.RemoveListener(l); |
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} |
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void Sampler::fireBufferFillChanged(int ChannelId, String FillData) { |
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for (int i = 0; i < llBufferFillListeners.GetListenerCount(); i++) { |
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llBufferFillListeners.GetListener(i)->BufferFillChanged(ChannelId, FillData); |
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} |
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} |
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void Sampler::AddTotalStreamCountListener(TotalStreamCountListener* l) { |
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llTotalStreamCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveTotalStreamCountListener(TotalStreamCountListener* l) { |
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llTotalStreamCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireTotalStreamCountChanged(int NewCount) { |
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for (int i = 0; i < llTotalStreamCountListeners.GetListenerCount(); i++) { |
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llTotalStreamCountListeners.GetListener(i)->TotalStreamCountChanged(NewCount); |
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} |
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} |
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void Sampler::AddTotalVoiceCountListener(TotalVoiceCountListener* l) { |
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llTotalVoiceCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveTotalVoiceCountListener(TotalVoiceCountListener* l) { |
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llTotalVoiceCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireTotalVoiceCountChanged(int NewCount) { |
403 |
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for (int i = 0; i < llTotalVoiceCountListeners.GetListenerCount(); i++) { |
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llTotalVoiceCountListeners.GetListener(i)->TotalVoiceCountChanged(NewCount); |
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} |
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} |
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void Sampler::AddFxSendCountListener(FxSendCountListener* l) { |
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llFxSendCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveFxSendCountListener(FxSendCountListener* l) { |
413 |
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llFxSendCountListeners.RemoveListener(l); |
414 |
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} |
415 |
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void Sampler::fireFxSendCountChanged(int ChannelId, int NewCount) { |
417 |
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for (int i = 0; i < llFxSendCountListeners.GetListenerCount(); i++) { |
418 |
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llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
419 |
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} |
420 |
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} |
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422 |
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void Sampler::EventHandler::EngineToBeChanged(int ChannelId) { |
423 |
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// nothing to do here |
424 |
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} |
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426 |
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void Sampler::EventHandler::EngineChanged(int ChannelId) { |
427 |
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EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
428 |
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if(engineChannel == NULL) return; |
429 |
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engineChannel->AddFxSendCountListener(this); |
430 |
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} |
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432 |
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void Sampler::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) { |
433 |
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pSampler->fireFxSendCountChanged(ChannelId, NewCount); |
434 |
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} |
435 |
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437 |
SamplerChannel* Sampler::AddSamplerChannel() { |
SamplerChannel* Sampler::AddSamplerChannel() { |
438 |
// if there's no sampler channel yet |
// if there's no sampler channel yet |
439 |
if (!mSamplerChannels.size()) { |
if (!mSamplerChannels.size()) { |
440 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
441 |
mSamplerChannels[0] = pChannel; |
mSamplerChannels[0] = pChannel; |
442 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, 1)); |
fireChannelAdded(pChannel); |
443 |
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fireChannelCountChanged(1); |
444 |
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pChannel->AddEngineChangeListener(&eventHandler); |
445 |
return pChannel; |
return pChannel; |
446 |
} |
} |
447 |
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|
456 |
// we found an unused index, so insert the new channel there |
// we found an unused index, so insert the new channel there |
457 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
458 |
mSamplerChannels[i] = pChannel; |
mSamplerChannels[i] = pChannel; |
459 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i)); |
fireChannelAdded(pChannel); |
460 |
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fireChannelCountChanged(SamplerChannels()); |
461 |
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pChannel->AddEngineChangeListener(&eventHandler); |
462 |
return pChannel; |
return pChannel; |
463 |
} |
} |
464 |
throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index."); |
throw Exception("Internal error: could not find unoccupied sampler channel index."); |
465 |
} |
} |
466 |
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|
467 |
// 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 |
468 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
469 |
mSamplerChannels[lastIndex + 1] = pChannel; |
mSamplerChannels[lastIndex + 1] = pChannel; |
470 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, lastIndex + 1)); |
fireChannelAdded(pChannel); |
471 |
|
fireChannelCountChanged(SamplerChannels()); |
472 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
473 |
return pChannel; |
return pChannel; |
474 |
} |
} |
475 |
|
|
485 |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
486 |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
487 |
if (iterChan->second == pSamplerChannel) { |
if (iterChan->second == pSamplerChannel) { |
488 |
|
fireChannelToBeRemoved(pSamplerChannel); |
489 |
|
pSamplerChannel->RemoveAllEngineChangeListeners(); |
490 |
mSamplerChannels.erase(iterChan); |
mSamplerChannels.erase(iterChan); |
491 |
delete pSamplerChannel; |
delete pSamplerChannel; |
492 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, mSamplerChannels.size())); |
fireChannelCountChanged(SamplerChannels()); |
493 |
return; |
return; |
494 |
} |
} |
495 |
} |
} |
505 |
return AudioOutputDeviceFactory::AvailableDrivers(); |
return AudioOutputDeviceFactory::AvailableDrivers(); |
506 |
} |
} |
507 |
|
|
508 |
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
std::vector<String> Sampler::AvailableMidiInputDrivers() { |
509 |
|
return MidiInputDeviceFactory::AvailableDrivers(); |
510 |
|
} |
511 |
|
|
512 |
|
std::vector<String> Sampler::AvailableEngineTypes() { |
513 |
|
return EngineFactory::AvailableEngineTypes(); |
514 |
|
} |
515 |
|
|
516 |
|
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (Exception) { |
517 |
// create new device |
// create new device |
518 |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
519 |
|
|
525 |
} |
} |
526 |
} |
} |
527 |
|
|
528 |
|
fireAudioDeviceCountChanged(AudioOutputDevices()); |
529 |
return pDevice; |
return pDevice; |
530 |
} |
} |
531 |
|
|
545 |
return mMidiInputDevices; |
return mMidiInputDevices; |
546 |
} |
} |
547 |
|
|
548 |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
549 |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
550 |
for (; iter != mAudioOutputDevices.end(); iter++) { |
for (; iter != mAudioOutputDevices.end(); iter++) { |
551 |
if (iter->second == pDevice) { |
if (iter->second == pDevice) { |
552 |
// check if there are still sampler engines connected to this device |
// check if there are still sampler engines connected to this device |
553 |
for (uint i = 0; i < SamplerChannels(); i++) |
for (uint i = 0; i < SamplerChannels(); i++) |
554 |
if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the audio output device."); |
if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the audio output device."); |
555 |
|
|
556 |
// disable device |
// disable device |
557 |
pDevice->Stop(); |
pDevice->Stop(); |
562 |
// destroy and free device from memory |
// destroy and free device from memory |
563 |
delete pDevice; |
delete pDevice; |
564 |
|
|
565 |
|
fireAudioDeviceCountChanged(AudioOutputDevices()); |
566 |
break; |
break; |
567 |
} |
} |
568 |
} |
} |
569 |
} |
} |
570 |
|
|
571 |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
572 |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
573 |
for (; iter != mMidiInputDevices.end(); iter++) { |
for (; iter != mMidiInputDevices.end(); iter++) { |
574 |
if (iter->second == pDevice) { |
if (iter->second == pDevice) { |
575 |
// check if there are still sampler engines connected to this device |
// check if there are still sampler engines connected to this device |
576 |
for (uint i = 0; i < SamplerChannels(); i++) |
for (uint i = 0; i < SamplerChannels(); i++) |
577 |
if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the midi input device."); |
if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the midi input device."); |
578 |
|
|
579 |
|
fireMidiDeviceToBeDestroyed(pDevice); |
580 |
|
|
581 |
// disable device |
// disable device |
582 |
pDevice->StopListen(); |
pDevice->StopListen(); |
587 |
// destroy and free device from memory |
// destroy and free device from memory |
588 |
delete pDevice; |
delete pDevice; |
589 |
|
|
590 |
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
591 |
break; |
break; |
592 |
} |
} |
593 |
} |
} |
594 |
} |
} |
595 |
|
|
596 |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (Exception) { |
597 |
// create new device |
// create new device |
598 |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
599 |
|
|
605 |
} |
} |
606 |
} |
} |
607 |
|
|
608 |
|
fireMidiDeviceCreated(pDevice); |
609 |
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
610 |
return pDevice; |
return pDevice; |
611 |
} |
} |
612 |
|
|
613 |
|
int Sampler::GetDiskStreamCount() { |
614 |
|
int count = 0; |
615 |
|
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
616 |
|
|
617 |
|
for(; it != EngineFactory::EngineInstances().end(); it++) { |
618 |
|
count += (*it)->DiskStreamCount(); |
619 |
|
} |
620 |
|
|
621 |
|
return count; |
622 |
|
} |
623 |
|
|
624 |
int Sampler::GetVoiceCount() { |
int Sampler::GetVoiceCount() { |
625 |
int count = 0; |
int count = 0; |
626 |
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
671 |
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; |
672 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
673 |
} |
} |
674 |
|
|
675 |
|
// delete MIDI instrument maps |
676 |
|
try { |
677 |
|
MidiInstrumentMapper::RemoveAllMaps(); |
678 |
|
} |
679 |
|
catch(...) { |
680 |
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI instrument maps, exiting.\n" << std::flush; |
681 |
|
exit(EXIT_FAILURE); |
682 |
|
} |
683 |
|
|
684 |
|
// unload all instrument editor DLLs |
685 |
|
InstrumentEditorFactory::ClosePlugins(); |
686 |
|
} |
687 |
|
|
688 |
|
bool Sampler::EnableDenormalsAreZeroMode() { |
689 |
|
Features::detect(); |
690 |
|
return Features::enableDenormalsAreZeroMode(); |
691 |
|
} |
692 |
|
|
693 |
|
void Sampler::fireStatistics() { |
694 |
|
static const LSCPEvent::event_t eventsArr[] = { |
695 |
|
LSCPEvent::event_voice_count, LSCPEvent::event_stream_count, |
696 |
|
LSCPEvent::event_buffer_fill, LSCPEvent::event_total_voice_count |
697 |
|
}; |
698 |
|
static const std::list<LSCPEvent::event_t> events(eventsArr, eventsArr + 4); |
699 |
|
|
700 |
|
if (LSCPServer::EventSubscribers(events)) |
701 |
|
{ |
702 |
|
LSCPServer::LockRTNotify(); |
703 |
|
std::map<uint,SamplerChannel*> channels = GetSamplerChannels(); |
704 |
|
std::map<uint,SamplerChannel*>::iterator iter = channels.begin(); |
705 |
|
for (; iter != channels.end(); iter++) { |
706 |
|
SamplerChannel* pSamplerChannel = iter->second; |
707 |
|
EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
708 |
|
if (!pEngineChannel) continue; |
709 |
|
Engine* pEngine = pEngineChannel->GetEngine(); |
710 |
|
if (!pEngine) continue; |
711 |
|
fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount()); |
712 |
|
fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount()); |
713 |
|
fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage()); |
714 |
|
fireTotalStreamCountChanged(GetDiskStreamCount()); |
715 |
|
fireTotalVoiceCountChanged(GetVoiceCount()); |
716 |
|
} |
717 |
|
LSCPServer::UnlockRTNotify(); |
718 |
|
} |
719 |
} |
} |
720 |
|
|
721 |
} // namespace LinuxSampler |
} // namespace LinuxSampler |