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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 * |
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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 "engines/EngineFactory.h" |
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#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 "engines/gig/Engine.h" |
#include "drivers/midi/MidiInstrumentMapper.h" |
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namespace LinuxSampler { |
namespace LinuxSampler { |
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SamplerChannel::SamplerChannel(Sampler* pS) { |
SamplerChannel::SamplerChannel(Sampler* pS) { |
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pSampler = pS; |
pSampler = pS; |
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pEngine = NULL; |
pEngineChannel = NULL; |
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pMidiInputDevice = NULL; |
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pAudioOutputDevice = NULL; |
pAudioOutputDevice = NULL; |
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midiPort = 0; |
pMidiInputDevice = NULL; |
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midiChannel = MidiInputDevice::MidiInputPort::midi_chan_all; |
iMidiPort = 0; |
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midiChannel = midi_chan_all; |
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iIndex = -1; |
iIndex = -1; |
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} |
} |
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SamplerChannel::~SamplerChannel() { |
SamplerChannel::~SamplerChannel() { |
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if (pEngine) { |
if (pEngineChannel) { |
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MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
Engine* engine = pEngineChannel->GetEngine(); |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngine); |
if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(pEngine); |
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delete pEngine; |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : __GetMidiInputDevicePort(GetMidiInputChannel()); |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
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if (pEngineChannel) { |
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if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
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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::LoadEngine(Engine::type_t EngineType) { |
void SamplerChannel::SetEngineType(String EngineType) throw (Exception) { |
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dmsg(2,("SamplerChannel: Loading engine...")); |
dmsg(2,("SamplerChannel: Assigning engine type...")); |
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// create new engine |
// create new engine channel |
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Engine* pNewEngine = NULL; |
EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType); |
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switch (EngineType) { |
if (!pNewEngineChannel) throw Exception("Unknown engine type"); |
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case Engine::type_gig: |
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pNewEngine = new gig::Engine; |
//FIXME: hack to allow fast retrieval of engine channel's sampler channel index |
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break; |
pNewEngineChannel->iSamplerChannelIndex = Index(); |
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default: |
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throw LinuxSamplerException("Unknown engine type"); |
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} |
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// dereference midi input port. |
// dereference midi input port. |
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MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
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// disconnect old engine |
// disconnect old engine channel |
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if (pEngine) { |
if (pEngineChannel) { |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngine); |
Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(pEngine); |
if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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delete pEngine; |
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} |
if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
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if (pAudioOutputDevice) pEngineChannel->DisconnectAudioOutputDevice(); |
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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 |
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if (pAudioOutputDevice) { |
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pNewEngineChannel->Connect(pAudioOutputDevice); |
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pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
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} |
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if (pMidiInputPort) pMidiInputPort->Connect(pNewEngineChannel, GetMidiInputChannel()); |
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pEngineChannel = pNewEngineChannel; |
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// from now on get MIDI device and port from EngineChannel object |
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this->pMidiInputDevice = NULL; |
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this->iMidiPort = 0; |
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// connect new engine |
pEngineChannel->StatusChanged(true); |
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pEngine = pNewEngine; |
fireEngineChanged(); |
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if (pMidiInputPort) pMidiInputPort->Connect(pNewEngine, this->midiChannel); |
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if (pAudioOutputDevice) pAudioOutputDevice->Connect(pNewEngine); |
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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 && pEngine) pAudioOutputDevice->Disconnect(pEngine); |
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 (pEngine) pAudioOutputDevice->Connect(pEngine); |
if (pEngineChannel) { |
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pEngineChannel->Connect(pAudioOutputDevice); |
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pAudioOutputDevice->Connect(pEngineChannel->GetEngine()); |
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} |
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} |
} |
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void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) { |
void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) { |
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SetMidiInput(pDevice, this->midiPort, this->midiChannel); |
SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
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} |
} |
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void SamplerChannel::SetMidiInputPort(int MidiPort) { |
void SamplerChannel::SetMidiInputPort(int MidiPort) { |
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SetMidiInput(pMidiInputDevice, MidiPort, this->midiChannel); |
SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
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} |
} |
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void SamplerChannel::SetMidiInputChannel(MidiInputDevice::MidiInputPort::midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInputChannel(midi_chan_t MidiChannel) { |
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SetMidiInput(pMidiInputDevice, this->midiPort, MidiChannel); |
SetMidiInput(GetMidiInputDevice(), GetMidiInputPort(), MidiChannel); |
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} |
} |
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void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int MidiPort, MidiInputDevice::MidiInputPort::midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) { |
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// dereference old midi input port. |
if (!pDevice) throw Exception("No MIDI input device assigned."); |
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MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
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// get old and new midi input port |
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MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
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MidiInputPort* pNewMidiInputPort = pDevice->GetPort(iMidiPort); |
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// disconnect old device port |
// disconnect old device port |
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if (pMidiInputPort && pEngine) pMidiInputPort->Disconnect(pEngine); |
if (pOldMidiInputPort && pEngineChannel) pOldMidiInputPort->Disconnect(pEngineChannel); |
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// new device, port and channel |
// remember new device, port and channel if not engine channel yet created |
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pMidiInputDevice = pDevice; |
if (!pEngineChannel) { |
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this->midiPort = MidiPort; |
this->pMidiInputDevice = pDevice; |
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this->midiChannel = MidiChannel; |
this->iMidiPort = iMidiPort; |
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this->midiChannel = MidiChannel; |
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} |
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// connect new device port |
// connect new device port |
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pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
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if (pMidiInputPort && pEngine) pMidiInputPort->Connect(pEngine, MidiChannel); |
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// Ooops. |
// Ooops. |
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if (pMidiInputPort == NULL) |
if (pNewMidiInputPort == NULL) |
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throw LinuxSamplerException("There is no MIDI input port with index " + ToString(MidiPort) + "."); |
throw Exception("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
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} |
} |
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Engine* SamplerChannel::GetEngine() { |
EngineChannel* SamplerChannel::GetEngineChannel() { |
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return pEngine; |
return pEngineChannel; |
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} |
} |
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MidiInputDevice::MidiInputPort::midi_chan_t SamplerChannel::GetMidiInputChannel() { |
midi_chan_t SamplerChannel::GetMidiInputChannel() { |
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if (pEngineChannel) this->midiChannel = pEngineChannel->MidiChannel(); |
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return this->midiChannel; |
return this->midiChannel; |
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} |
} |
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int SamplerChannel::GetMidiInputPort() { |
int SamplerChannel::GetMidiInputPort() { |
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MidiInputDevice::MidiInputPort *pMidiInputPort = GetMidiInputDevicePort(this->midiPort); |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : NULL; |
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return (pMidiInputPort ? (int) pMidiInputPort->GetPortNumber() : -1); |
if (pMidiInputPort) this->iMidiPort = (int) pMidiInputPort->GetPortNumber(); |
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return iMidiPort; |
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} |
} |
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AudioOutputDevice* SamplerChannel::GetAudioOutputDevice() { |
AudioOutputDevice* SamplerChannel::GetAudioOutputDevice() { |
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} |
} |
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MidiInputDevice* SamplerChannel::GetMidiInputDevice() { |
MidiInputDevice* SamplerChannel::GetMidiInputDevice() { |
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if (pEngineChannel) |
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pMidiInputDevice = (pEngineChannel->GetMidiInputPort()) ? pEngineChannel->GetMidiInputPort()->GetDevice() : NULL; |
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return pMidiInputDevice; |
return pMidiInputDevice; |
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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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MidiInputDevice::MidiInputPort* SamplerChannel::GetMidiInputDevicePort(int MidiPort) { |
void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) { |
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MidiInputDevice::MidiInputPort *pMidiInputPort = NULL; |
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) { |
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MidiInputPort* pMidiInputPort = NULL; |
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MidiInputDevice* pMidiInputDevice = GetMidiInputDevice(); |
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if (pMidiInputDevice) |
if (pMidiInputDevice) |
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pMidiInputPort = pMidiInputDevice->GetPort(MidiPort); |
pMidiInputPort = pMidiInputDevice->GetPort(iMidiPort); |
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return pMidiInputPort; |
return pMidiInputPort; |
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} |
} |
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// ****************************************************************** |
// ****************************************************************** |
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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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// delete sampler channels |
Reset(); |
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{ |
} |
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SamplerChannelMap::iterator iter = mSamplerChannels.begin(); |
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for (; iter != mSamplerChannels.end(); iter++) delete iter->second; |
uint Sampler::SamplerChannels() { |
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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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// delete midi input devices |
void Sampler::AddAudioDeviceCountListener(AudioDeviceCountListener* l) { |
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{ |
llAudioDeviceCountListeners.AddListener(l); |
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MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
} |
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for (; iter != mMidiInputDevices.end(); iter++) { |
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MidiInputDevice* pDevice = iter->second; |
void Sampler::RemoveAudioDeviceCountListener(AudioDeviceCountListener* l) { |
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pDevice->StopListen(); |
llAudioDeviceCountListeners.RemoveListener(l); |
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delete pDevice; |
} |
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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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// delete audio output devices |
void Sampler::AddMidiDeviceCountListener(MidiDeviceCountListener* l) { |
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{ |
llMidiDeviceCountListeners.AddListener(l); |
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AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
} |
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for (; iter != mAudioOutputDevices.end(); iter++) { |
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AudioOutputDevice* pDevice = iter->second; |
void Sampler::RemoveMidiDeviceCountListener(MidiDeviceCountListener* l) { |
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pDevice->Stop(); |
llMidiDeviceCountListeners.RemoveListener(l); |
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delete pDevice; |
} |
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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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uint Sampler::SamplerChannels() { |
void Sampler::AddVoiceCountListener(VoiceCountListener* l) { |
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return mSamplerChannels.size(); |
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) { |
350 |
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llFxSendCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveFxSendCountListener(FxSendCountListener* l) { |
354 |
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llFxSendCountListeners.RemoveListener(l); |
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} |
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357 |
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void Sampler::fireFxSendCountChanged(int ChannelId, int NewCount) { |
358 |
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for (int i = 0; i < llFxSendCountListeners.GetListenerCount(); i++) { |
359 |
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llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
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} |
361 |
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} |
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void Sampler::EventHandler::EngineChanged(int ChannelId) { |
364 |
|
EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
365 |
|
if(engineChannel == NULL) return; |
366 |
|
engineChannel->AddFxSendCountListener(this); |
367 |
|
} |
368 |
|
|
369 |
|
void Sampler::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) { |
370 |
|
pSampler->fireFxSendCountChanged(ChannelId, NewCount); |
371 |
|
} |
372 |
|
|
373 |
|
|
374 |
SamplerChannel* Sampler::AddSamplerChannel() { |
SamplerChannel* Sampler::AddSamplerChannel() { |
375 |
// 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; |
379 |
|
fireChannelCountChanged(1); |
380 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
381 |
return pChannel; |
return pChannel; |
382 |
} |
} |
383 |
|
|
392 |
// 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); |
394 |
mSamplerChannels[i] = pChannel; |
mSamplerChannels[i] = pChannel; |
395 |
|
fireChannelCountChanged(SamplerChannels()); |
396 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
397 |
return pChannel; |
return pChannel; |
398 |
} |
} |
399 |
throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index."); |
throw Exception("Internal error: could not find unoccupied sampler channel index."); |
400 |
} |
} |
401 |
|
|
402 |
// 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 |
|
fireChannelCountChanged(SamplerChannels()); |
406 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
407 |
return pChannel; |
return pChannel; |
408 |
} |
} |
409 |
|
|
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 |
|
pSamplerChannel->RemoveAllEngineChangeListeners(); |
423 |
mSamplerChannels.erase(iterChan); |
mSamplerChannels.erase(iterChan); |
424 |
delete pSamplerChannel; |
delete pSamplerChannel; |
425 |
|
fireChannelCountChanged(SamplerChannels()); |
426 |
return; |
return; |
427 |
} |
} |
428 |
} |
} |
438 |
return AudioOutputDeviceFactory::AvailableDrivers(); |
return AudioOutputDeviceFactory::AvailableDrivers(); |
439 |
} |
} |
440 |
|
|
441 |
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
std::vector<String> Sampler::AvailableMidiInputDrivers() { |
442 |
|
return MidiInputDeviceFactory::AvailableDrivers(); |
443 |
|
} |
444 |
|
|
445 |
|
std::vector<String> Sampler::AvailableEngineTypes() { |
446 |
|
return EngineFactory::AvailableEngineTypes(); |
447 |
|
} |
448 |
|
|
449 |
|
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 |
|
|
458 |
} |
} |
459 |
} |
} |
460 |
|
|
461 |
|
fireAudioDeviceCountChanged(AudioOutputDevices()); |
462 |
return pDevice; |
return pDevice; |
463 |
} |
} |
464 |
|
|
478 |
return mMidiInputDevices; |
return mMidiInputDevices; |
479 |
} |
} |
480 |
|
|
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 |
|
|
489 |
// disable device |
// disable device |
490 |
pDevice->Stop(); |
pDevice->Stop(); |
494 |
|
|
495 |
// destroy and free device from memory |
// destroy and free device from memory |
496 |
delete pDevice; |
delete pDevice; |
497 |
|
|
498 |
|
fireAudioDeviceCountChanged(AudioOutputDevices()); |
499 |
|
break; |
500 |
} |
} |
501 |
} |
} |
502 |
} |
} |
503 |
|
|
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 |
|
|
512 |
// disable device |
// disable device |
513 |
pDevice->StopListen(); |
pDevice->StopListen(); |
517 |
|
|
518 |
// destroy and free device from memory |
// destroy and free device from memory |
519 |
delete pDevice; |
delete pDevice; |
520 |
|
|
521 |
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
522 |
|
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); |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
530 |
|
|
531 |
// add new device to the midi device list |
// add new device to the midi device list |
532 |
for (uint i = 0; ; i++) { // seek for a free place starting from the beginning |
for (uint i = 0; ; i++) { // seek for a free place starting from the beginning |
536 |
} |
} |
537 |
} |
} |
538 |
|
|
539 |
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
540 |
return pDevice; |
return pDevice; |
541 |
} |
} |
542 |
|
|
543 |
|
int Sampler::GetVoiceCount() { |
544 |
|
int count = 0; |
545 |
|
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
546 |
|
|
547 |
|
for(; it != EngineFactory::EngineInstances().end(); it++) { |
548 |
|
count += (*it)->VoiceCount(); |
549 |
|
} |
550 |
|
|
551 |
|
return count; |
552 |
|
} |
553 |
|
|
554 |
|
void Sampler::Reset() { |
555 |
|
// delete sampler channels |
556 |
|
try { |
557 |
|
while (true) { |
558 |
|
SamplerChannelMap::iterator iter = mSamplerChannels.begin(); |
559 |
|
if (iter == mSamplerChannels.end()) break; |
560 |
|
RemoveSamplerChannel(iter->second); |
561 |
|
} |
562 |
|
} |
563 |
|
catch(...) { |
564 |
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all sampler channels, exiting.\n" << std::flush; |
565 |
|
exit(EXIT_FAILURE); |
566 |
|
} |
567 |
|
|
568 |
|
// delete midi input devices |
569 |
|
try { |
570 |
|
while (true) { |
571 |
|
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
572 |
|
if (iter == mMidiInputDevices.end()) break; |
573 |
|
DestroyMidiInputDevice(iter->second); |
574 |
|
} |
575 |
|
} |
576 |
|
catch(...) { |
577 |
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI input devices, exiting.\n" << std::flush; |
578 |
|
exit(EXIT_FAILURE); |
579 |
|
} |
580 |
|
|
581 |
|
// delete audio output devices |
582 |
|
try { |
583 |
|
while (true) { |
584 |
|
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
585 |
|
if (iter == mAudioOutputDevices.end()) break; |
586 |
|
DestroyAudioOutputDevice(iter->second); |
587 |
|
} |
588 |
|
} |
589 |
|
catch(...) { |
590 |
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all audio output devices, exiting.\n" << std::flush; |
591 |
|
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 |