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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 - 2007 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 "engines/EngineFactory.h" |
#include "engines/EngineFactory.h" |
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#include "engines/EngineChannelFactory.h" |
#include "engines/EngineChannelFactory.h" |
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|
#include "engines/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 "network/lscpserver.h" |
#include "drivers/midi/MidiInstrumentMapper.h" |
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|
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namespace LinuxSampler { |
namespace LinuxSampler { |
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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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|
|
71 |
// 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 |
//FIXME: hack to allow fast retrieval of engine channel's sampler channel index |
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pNewEngineChannel->iSamplerChannelIndex = Index(); |
pNewEngineChannel->iSamplerChannelIndex = Index(); |
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this->iMidiPort = 0; |
this->iMidiPort = 0; |
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|
106 |
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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|
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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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|
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// disconnect old device |
// disconnect old device |
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if (pAudioOutputDevice && pEngineChannel) { |
if (pAudioOutputDevice && pEngineChannel) { |
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Engine* engine = pEngineChannel->GetEngine(); |
Engine* engine = pEngineChannel->GetEngine(); |
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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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|
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EngineChannel* SamplerChannel::GetEngineChannel() { |
EngineChannel* SamplerChannel::GetEngineChannel() { |
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} |
} |
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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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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::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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|
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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::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::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::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) { |
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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) { |
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llFxSendCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireFxSendCountChanged(int ChannelId, int NewCount) { |
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for (int i = 0; i < llFxSendCountListeners.GetListenerCount(); i++) { |
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llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
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} |
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} |
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void Sampler::EventHandler::EngineChanged(int ChannelId) { |
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EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
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if(engineChannel == NULL) return; |
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engineChannel->AddFxSendCountListener(this); |
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} |
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void Sampler::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) { |
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pSampler->fireFxSendCountChanged(ChannelId, NewCount); |
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} |
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SamplerChannel* Sampler::AddSamplerChannel() { |
SamplerChannel* Sampler::AddSamplerChannel() { |
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// if there's no sampler channel yet |
// if there's no sampler channel yet |
376 |
if (!mSamplerChannels.size()) { |
if (!mSamplerChannels.size()) { |
377 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
378 |
mSamplerChannels[0] = pChannel; |
mSamplerChannels[0] = pChannel; |
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LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, 1)); |
fireChannelCountChanged(1); |
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pChannel->AddEngineChangeListener(&eventHandler); |
381 |
return pChannel; |
return pChannel; |
382 |
} |
} |
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|
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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 |
393 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
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mSamplerChannels[i] = pChannel; |
mSamplerChannels[i] = pChannel; |
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LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i)); |
fireChannelCountChanged(SamplerChannels()); |
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pChannel->AddEngineChangeListener(&eventHandler); |
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return pChannel; |
return pChannel; |
398 |
} |
} |
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throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index."); |
throw Exception("Internal error: could not find unoccupied sampler channel index."); |
400 |
} |
} |
401 |
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|
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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 |
403 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
404 |
mSamplerChannels[lastIndex + 1] = pChannel; |
mSamplerChannels[lastIndex + 1] = pChannel; |
405 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, lastIndex + 1)); |
fireChannelCountChanged(SamplerChannels()); |
406 |
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pChannel->AddEngineChangeListener(&eventHandler); |
407 |
return pChannel; |
return pChannel; |
408 |
} |
} |
409 |
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|
419 |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
420 |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
421 |
if (iterChan->second == pSamplerChannel) { |
if (iterChan->second == pSamplerChannel) { |
422 |
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pSamplerChannel->RemoveAllEngineChangeListeners(); |
423 |
mSamplerChannels.erase(iterChan); |
mSamplerChannels.erase(iterChan); |
424 |
delete pSamplerChannel; |
delete pSamplerChannel; |
425 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, mSamplerChannels.size())); |
fireChannelCountChanged(SamplerChannels()); |
426 |
return; |
return; |
427 |
} |
} |
428 |
} |
} |
438 |
return AudioOutputDeviceFactory::AvailableDrivers(); |
return AudioOutputDeviceFactory::AvailableDrivers(); |
439 |
} |
} |
440 |
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441 |
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
std::vector<String> Sampler::AvailableMidiInputDrivers() { |
442 |
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return MidiInputDeviceFactory::AvailableDrivers(); |
443 |
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} |
444 |
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445 |
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std::vector<String> Sampler::AvailableEngineTypes() { |
446 |
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return EngineFactory::AvailableEngineTypes(); |
447 |
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} |
448 |
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449 |
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AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (Exception) { |
450 |
// create new device |
// create new device |
451 |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
452 |
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|
458 |
} |
} |
459 |
} |
} |
460 |
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461 |
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fireAudioDeviceCountChanged(AudioOutputDevices()); |
462 |
return pDevice; |
return pDevice; |
463 |
} |
} |
464 |
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|
478 |
return mMidiInputDevices; |
return mMidiInputDevices; |
479 |
} |
} |
480 |
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|
481 |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
482 |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
483 |
for (; iter != mAudioOutputDevices.end(); iter++) { |
for (; iter != mAudioOutputDevices.end(); iter++) { |
484 |
if (iter->second == pDevice) { |
if (iter->second == pDevice) { |
485 |
// check if there are still sampler engines connected to this device |
// check if there are still sampler engines connected to this device |
486 |
for (uint i = 0; i < SamplerChannels(); i++) |
for (uint i = 0; i < SamplerChannels(); i++) |
487 |
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."); |
488 |
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|
489 |
// disable device |
// disable device |
490 |
pDevice->Stop(); |
pDevice->Stop(); |
495 |
// destroy and free device from memory |
// destroy and free device from memory |
496 |
delete pDevice; |
delete pDevice; |
497 |
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|
498 |
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fireAudioDeviceCountChanged(AudioOutputDevices()); |
499 |
break; |
break; |
500 |
} |
} |
501 |
} |
} |
502 |
} |
} |
503 |
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|
504 |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
505 |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
506 |
for (; iter != mMidiInputDevices.end(); iter++) { |
for (; iter != mMidiInputDevices.end(); iter++) { |
507 |
if (iter->second == pDevice) { |
if (iter->second == pDevice) { |
508 |
// check if there are still sampler engines connected to this device |
// check if there are still sampler engines connected to this device |
509 |
for (uint i = 0; i < SamplerChannels(); i++) |
for (uint i = 0; i < SamplerChannels(); i++) |
510 |
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."); |
511 |
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|
512 |
// disable device |
// disable device |
513 |
pDevice->StopListen(); |
pDevice->StopListen(); |
518 |
// destroy and free device from memory |
// destroy and free device from memory |
519 |
delete pDevice; |
delete pDevice; |
520 |
|
|
521 |
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fireMidiDeviceCountChanged(MidiInputDevices()); |
522 |
break; |
break; |
523 |
} |
} |
524 |
} |
} |
525 |
} |
} |
526 |
|
|
527 |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (Exception) { |
528 |
// create new device |
// create new device |
529 |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
530 |
|
|
536 |
} |
} |
537 |
} |
} |
538 |
|
|
539 |
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
540 |
return pDevice; |
return pDevice; |
541 |
} |
} |
542 |
|
|
590 |
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; |
591 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
592 |
} |
} |
593 |
|
|
594 |
|
// delete MIDI instrument maps |
595 |
|
try { |
596 |
|
MidiInstrumentMapper::RemoveAllMaps(); |
597 |
|
} |
598 |
|
catch(...) { |
599 |
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI instrument maps, exiting.\n" << std::flush; |
600 |
|
exit(EXIT_FAILURE); |
601 |
|
} |
602 |
|
|
603 |
|
// unload all instrument editor DLLs |
604 |
|
InstrumentEditorFactory::ClosePlugins(); |
605 |
} |
} |
606 |
|
|
607 |
} // namespace LinuxSampler |
} // namespace LinuxSampler |