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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 - 2014 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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|
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namespace LinuxSampler { |
namespace LinuxSampler { |
44 |
pSampler = pS; |
pSampler = pS; |
45 |
pEngineChannel = NULL; |
pEngineChannel = NULL; |
46 |
pAudioOutputDevice = NULL; |
pAudioOutputDevice = NULL; |
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pMidiInputDevice = NULL; |
|
47 |
iMidiPort = 0; |
iMidiPort = 0; |
48 |
midiChannel = midi_chan_all; |
midiChannel = midi_chan_all; |
49 |
iIndex = -1; |
iIndex = -1; |
54 |
Engine* engine = pEngineChannel->GetEngine(); |
Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : __GetMidiInputDevicePort(GetMidiInputChannel()); |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
|
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if (pEngineChannel) { |
if (pEngineChannel) { |
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pEngineChannel->DisconnectAllMidiInputPorts(); |
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|
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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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|
|
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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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|
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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 |
// remember current MIDI input connections |
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pNewEngineChannel->iSamplerChannelIndex = Index(); |
std::vector<MidiInputPort*> vMidiInputs = GetMidiInputPorts(); |
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midi_chan_t midiChannel = GetMidiInputChannel(); |
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try { |
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pNewEngineChannel->SetSamplerChannel(this); |
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|
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// dereference midi input port. |
// disconnect old engine channel |
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MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
if (pEngineChannel) { |
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// disconnect old engine channel |
Engine* engine = pEngineChannel->GetEngine(); |
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if (pEngineChannel) { |
if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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|
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
pEngineChannel->DisconnectAllMidiInputPorts(); |
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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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pEngineChannel = NULL; |
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|
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// reconnect engine if it still exists |
// reconnect engine if it still exists |
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const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
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if (engines.find(engine) != engines.end()) pAudioOutputDevice->Connect(engine); |
if (engines.find(engine) != engines.end()) pAudioOutputDevice->Connect(engine); |
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} |
} |
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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()); |
if (pAudioOutputDevice) { |
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if (pAudioOutputDevice) { |
pNewEngineChannel->Connect(pAudioOutputDevice); |
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pNewEngineChannel->Connect(pAudioOutputDevice); |
pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
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pAudioOutputDevice->Connect(pNewEngineChannel->GetEngine()); |
} |
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pNewEngineChannel->SetMidiChannel(midiChannel); |
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for (int i = 0; i < vMidiInputs.size(); ++i) { |
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pNewEngineChannel->Connect(vMidiInputs[i]); |
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} |
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} catch (...) { |
118 |
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EngineChannelFactory::Destroy(pNewEngineChannel); |
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throw; // re-throw the same exception |
120 |
} |
} |
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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 input ports from EngineChannel object |
124 |
this->pMidiInputDevice = NULL; |
this->vMidiInputs.clear(); |
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this->iMidiPort = 0; |
this->iMidiPort = 0; |
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|
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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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|
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void SamplerChannel::SetAudioOutputDevice(AudioOutputDevice* pDevice) { |
void SamplerChannel::SetAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
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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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if (!pAudioOutputDevice->isAutonomousDevice()) |
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throw Exception("The audio output device '" + pAudioOutputDevice->Driver() + "' cannot be dropped from this sampler channel!"); |
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|
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Engine* engine = pEngineChannel->GetEngine(); |
Engine* engine = pEngineChannel->GetEngine(); |
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pAudioOutputDevice->Disconnect(engine); |
pAudioOutputDevice->Disconnect(engine); |
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|
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} |
} |
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} |
} |
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void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) { |
void SamplerChannel::Connect(MidiInputPort* pPort) throw (Exception) { |
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if (!pPort) throw Exception("No MIDI input port provided"); |
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// prevent attempts to connect non-autonomous MIDI ports |
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// (host plugins like VST, AU, LV2, DSSI) |
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if (!pPort->GetDevice()->isAutonomousDevice()) |
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throw Exception("The MIDI input port '" + pPort->GetDevice()->Driver() + "' cannot be managed manually!"); |
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std::vector<MidiInputPort*> vMidiPorts = GetMidiInputPorts(); |
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// ignore if port is already connected |
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for (int i = 0; i < vMidiPorts.size(); ++i) { |
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if (vMidiPorts[i] == pPort) return; |
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} |
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// connect this new port |
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if (pEngineChannel) { |
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pEngineChannel->Connect(pPort); |
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} else { // no engine channel yet, remember it for future connection ... |
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const midi_conn_t c = { |
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static_cast<uint>(pPort->GetDevice()->MidiInputDeviceID()), |
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pPort->GetPortNumber() |
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}; |
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this->vMidiInputs.push_back(c); |
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} |
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} |
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void SamplerChannel::Disconnect(MidiInputPort* pPort) throw (Exception) { |
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if (!pPort) return; |
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// prevent attempts to alter channels with non-autonomous devices |
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// (host plugins like VST, AU, LV2, DSSI) |
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if (!pPort->GetDevice()->isAutonomousDevice()) |
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throw Exception("The MIDI input port '" + pPort->GetDevice()->Driver() + "' cannot be managed manually!"); |
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// disconnect this port |
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if (pEngineChannel) { |
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pEngineChannel->Disconnect(pPort); |
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} else { // no engine channel yet, forget it regarding future connection ... |
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const midi_conn_t c = { |
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static_cast<uint>(pPort->GetDevice()->MidiInputDeviceID()), |
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pPort->GetPortNumber() |
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}; |
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for (int i = this->vMidiInputs.size() - 1; i >= 0; --i) { |
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if (this->vMidiInputs[i] == c) |
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this->vMidiInputs.erase(this->vMidiInputs.begin() + i); |
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// no break or return here, for safety reasons |
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// (just in case there were really duplicates for some reason) |
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} |
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} |
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} |
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void SamplerChannel::DisconnectAllMidiInputPorts() throw (Exception) { |
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std::vector<MidiInputPort*> vMidiPorts = GetMidiInputPorts(); |
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for (int i = 0; i < vMidiPorts.size(); ++i) Disconnect(vMidiPorts[i]); |
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} |
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std::vector<MidiInputPort*> SamplerChannel::GetMidiInputPorts() { |
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std::vector<MidiInputPort*> v; |
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if (pEngineChannel) { |
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MidiInputPort* pPort = pEngineChannel->GetMidiInputPort(0); |
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for (int i = 0; pPort; pPort = pEngineChannel->GetMidiInputPort(++i)) |
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v.push_back(pPort); |
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} else { |
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for (int i = 0; i < this->vMidiInputs.size(); ++i) { |
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MidiInputPort* pPort = _getPortForID(this->vMidiInputs[i]); |
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if (pPort) v.push_back(pPort); |
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} |
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} |
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return v; |
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} |
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void SamplerChannel::SetMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
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SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
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} |
} |
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void SamplerChannel::SetMidiInputPort(int MidiPort) { |
void SamplerChannel::SetMidiInputPort(int MidiPort) throw (Exception) { |
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SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
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} |
} |
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void SamplerChannel::SetMidiInputChannel(midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInputChannel(midi_chan_t MidiChannel) { |
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SetMidiInput(GetMidiInputDevice(), GetMidiInputPort(), MidiChannel); |
if (!isValidMidiChan(MidiChannel)) throw Exception("Invalid MIDI channel (" + ToString(int(MidiChannel)) + ")"); |
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if (pEngineChannel) pEngineChannel->SetMidiChannel(MidiChannel); |
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this->midiChannel = MidiChannel; |
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} |
} |
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void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) throw (Exception) { |
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if (!pDevice) throw LinuxSamplerException("No MIDI input device assigned."); |
if (!pDevice) throw Exception("No MIDI input device assigned."); |
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// apply new MIDI channel |
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SetMidiInputChannel(MidiChannel); |
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|
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// get old and new midi input port |
MidiInputPort* pNewPort = pDevice->GetPort(iMidiPort); |
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MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
if (!pNewPort) throw Exception("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
252 |
MidiInputPort* pNewMidiInputPort = pDevice->GetPort(iMidiPort); |
|
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std::vector<MidiInputPort*> vMidiPorts = GetMidiInputPorts(); |
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// disconnect old device port |
|
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if (pOldMidiInputPort && pEngineChannel) pOldMidiInputPort->Disconnect(pEngineChannel); |
// prevent attempts to remove non-autonomous MIDI ports |
256 |
// remember new device, port and channel if not engine channel yet created |
// (host plugins like VST, AU, LV2, DSSI) |
257 |
if (!pEngineChannel) { |
for (int i = 0; i < vMidiPorts.size(); ++i) { |
258 |
this->pMidiInputDevice = pDevice; |
if (vMidiPorts[i] == pNewPort) continue; |
259 |
this->iMidiPort = iMidiPort; |
if (!vMidiPorts[i]->GetDevice()->isAutonomousDevice()) |
260 |
this->midiChannel = MidiChannel; |
throw Exception("The MIDI input port '" + vMidiPorts[i]->GetDevice()->Driver() + "' cannot be altered on this sampler channel!"); |
261 |
} |
} |
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|
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// connect new device port |
if (pEngineChannel) { |
264 |
if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
// remove all current connections |
265 |
// Ooops. |
pEngineChannel->DisconnectAllMidiInputPorts(); |
266 |
if (pNewMidiInputPort == NULL) |
// create the new connection (alone) |
267 |
throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
pEngineChannel->Connect(pNewPort); |
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} else { // if there is no engine channel yet, then store connection for future ... |
269 |
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// delete all previously scheduled connections |
270 |
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this->vMidiInputs.clear(); |
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// store the new connection (alone) |
272 |
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const midi_conn_t c = { |
273 |
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static_cast<uint>(pNewPort->GetDevice()->MidiInputDeviceID()), |
274 |
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pNewPort->GetPortNumber() |
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}; |
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this->vMidiInputs.push_back(c); |
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this->iMidiPort = iMidiPort; |
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} |
279 |
} |
} |
280 |
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EngineChannel* SamplerChannel::GetEngineChannel() { |
EngineChannel* SamplerChannel::GetEngineChannel() { |
288 |
} |
} |
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|
290 |
int SamplerChannel::GetMidiInputPort() { |
int SamplerChannel::GetMidiInputPort() { |
291 |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : NULL; |
MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort(0) : NULL; |
292 |
if (pMidiInputPort) this->iMidiPort = (int) pMidiInputPort->GetPortNumber(); |
if (pMidiInputPort) this->iMidiPort = (int) pMidiInputPort->GetPortNumber(); |
293 |
return iMidiPort; |
return iMidiPort; |
294 |
} |
} |
299 |
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|
300 |
MidiInputDevice* SamplerChannel::GetMidiInputDevice() { |
MidiInputDevice* SamplerChannel::GetMidiInputDevice() { |
301 |
if (pEngineChannel) |
if (pEngineChannel) |
302 |
pMidiInputDevice = (pEngineChannel->GetMidiInputPort()) ? pEngineChannel->GetMidiInputPort()->GetDevice() : NULL; |
return (pEngineChannel->GetMidiInputPort(0)) ? pEngineChannel->GetMidiInputPort(0)->GetDevice() : NULL; |
303 |
return pMidiInputDevice; |
|
304 |
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if (vMidiInputs.empty()) |
305 |
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return NULL; |
306 |
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307 |
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std::map<uint, MidiInputDevice*> mAllDevices = MidiInputDeviceFactory::Devices(); |
308 |
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if (!mAllDevices.count(vMidiInputs[0].deviceID)) |
309 |
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return NULL; |
310 |
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311 |
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return mAllDevices[vMidiInputs[0].deviceID]; |
312 |
} |
} |
313 |
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|
314 |
uint SamplerChannel::Index() { |
uint SamplerChannel::Index() { |
322 |
} |
} |
323 |
} |
} |
324 |
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|
325 |
throw LinuxSamplerException("Internal error: SamplerChannel index not found"); |
throw Exception("Internal error: SamplerChannel index not found"); |
326 |
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} |
327 |
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328 |
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Sampler* SamplerChannel::GetSampler() { |
329 |
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return pSampler; |
330 |
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} |
331 |
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332 |
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void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) { |
333 |
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llEngineChangeListeners.AddListener(l); |
334 |
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} |
335 |
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336 |
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void SamplerChannel::RemoveEngineChangeListener(EngineChangeListener* l) { |
337 |
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llEngineChangeListeners.RemoveListener(l); |
338 |
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} |
339 |
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340 |
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void SamplerChannel::RemoveAllEngineChangeListeners() { |
341 |
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llEngineChangeListeners.RemoveAllListeners(); |
342 |
} |
} |
343 |
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|
344 |
MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
void SamplerChannel::fireEngineToBeChanged() { |
345 |
MidiInputPort* pMidiInputPort = NULL; |
for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
346 |
MidiInputDevice* pMidiInputDevice = GetMidiInputDevice(); |
llEngineChangeListeners.GetListener(i)->EngineToBeChanged(Index()); |
347 |
if (pMidiInputDevice) |
} |
348 |
pMidiInputPort = pMidiInputDevice->GetPort(iMidiPort); |
} |
349 |
return pMidiInputPort; |
|
350 |
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void SamplerChannel::fireEngineChanged() { |
351 |
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for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
352 |
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llEngineChangeListeners.GetListener(i)->EngineChanged(Index()); |
353 |
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} |
354 |
} |
} |
355 |
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|
356 |
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/** |
357 |
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* Takes a numeric MIDI device ID, port ID pair as argument and returns |
358 |
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* the actual MIDI input port associated with that unique ID pair. |
359 |
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*/ |
360 |
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MidiInputPort* SamplerChannel::_getPortForID(const midi_conn_t& c) { |
361 |
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std::map<uint, MidiInputDevice*> mAllDevices = MidiInputDeviceFactory::Devices(); |
362 |
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if (!mAllDevices.count(c.deviceID)) |
363 |
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return NULL; |
364 |
|
|
365 |
|
return mAllDevices[c.deviceID]->GetPort(c.portNr); |
366 |
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} |
367 |
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|
368 |
|
|
369 |
// ****************************************************************** |
// ****************************************************************** |
370 |
// * Sampler |
// * Sampler |
371 |
|
|
372 |
Sampler::Sampler() { |
Sampler::Sampler() { |
373 |
|
eventHandler.SetSampler(this); |
374 |
|
uiOldTotalVoiceCount = uiOldTotalStreamCount = 0; |
375 |
} |
} |
376 |
|
|
377 |
Sampler::~Sampler() { |
Sampler::~Sampler() { |
382 |
return mSamplerChannels.size(); |
return mSamplerChannels.size(); |
383 |
} |
} |
384 |
|
|
385 |
|
void Sampler::AddChannelCountListener(ChannelCountListener* l) { |
386 |
|
llChannelCountListeners.AddListener(l); |
387 |
|
} |
388 |
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|
389 |
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void Sampler::RemoveChannelCountListener(ChannelCountListener* l) { |
390 |
|
llChannelCountListeners.RemoveListener(l); |
391 |
|
} |
392 |
|
|
393 |
|
void Sampler::fireChannelCountChanged(int NewCount) { |
394 |
|
for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
395 |
|
llChannelCountListeners.GetListener(i)->ChannelCountChanged(NewCount); |
396 |
|
} |
397 |
|
} |
398 |
|
|
399 |
|
void Sampler::fireChannelAdded(SamplerChannel* pChannel) { |
400 |
|
for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
401 |
|
llChannelCountListeners.GetListener(i)->ChannelAdded(pChannel); |
402 |
|
} |
403 |
|
} |
404 |
|
|
405 |
|
void Sampler::fireChannelToBeRemoved(SamplerChannel* pChannel) { |
406 |
|
for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
407 |
|
llChannelCountListeners.GetListener(i)->ChannelToBeRemoved(pChannel); |
408 |
|
} |
409 |
|
} |
410 |
|
|
411 |
|
void Sampler::AddAudioDeviceCountListener(AudioDeviceCountListener* l) { |
412 |
|
llAudioDeviceCountListeners.AddListener(l); |
413 |
|
} |
414 |
|
|
415 |
|
void Sampler::RemoveAudioDeviceCountListener(AudioDeviceCountListener* l) { |
416 |
|
llAudioDeviceCountListeners.RemoveListener(l); |
417 |
|
} |
418 |
|
|
419 |
|
void Sampler::fireAudioDeviceCountChanged(int NewCount) { |
420 |
|
for (int i = 0; i < llAudioDeviceCountListeners.GetListenerCount(); i++) { |
421 |
|
llAudioDeviceCountListeners.GetListener(i)->AudioDeviceCountChanged(NewCount); |
422 |
|
} |
423 |
|
} |
424 |
|
|
425 |
|
void Sampler::AddMidiDeviceCountListener(MidiDeviceCountListener* l) { |
426 |
|
llMidiDeviceCountListeners.AddListener(l); |
427 |
|
} |
428 |
|
|
429 |
|
void Sampler::RemoveMidiDeviceCountListener(MidiDeviceCountListener* l) { |
430 |
|
llMidiDeviceCountListeners.RemoveListener(l); |
431 |
|
} |
432 |
|
|
433 |
|
void Sampler::fireMidiDeviceCountChanged(int NewCount) { |
434 |
|
for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
435 |
|
llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCountChanged(NewCount); |
436 |
|
} |
437 |
|
} |
438 |
|
|
439 |
|
void Sampler::fireMidiDeviceToBeDestroyed(MidiInputDevice* pDevice) { |
440 |
|
for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
441 |
|
llMidiDeviceCountListeners.GetListener(i)->MidiDeviceToBeDestroyed(pDevice); |
442 |
|
} |
443 |
|
} |
444 |
|
|
445 |
|
void Sampler::fireMidiDeviceCreated(MidiInputDevice* pDevice) { |
446 |
|
for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
447 |
|
llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCreated(pDevice); |
448 |
|
} |
449 |
|
} |
450 |
|
|
451 |
|
void Sampler::AddVoiceCountListener(VoiceCountListener* l) { |
452 |
|
llVoiceCountListeners.AddListener(l); |
453 |
|
} |
454 |
|
|
455 |
|
void Sampler::RemoveVoiceCountListener(VoiceCountListener* l) { |
456 |
|
llVoiceCountListeners.RemoveListener(l); |
457 |
|
} |
458 |
|
|
459 |
|
void Sampler::fireVoiceCountChanged(int ChannelId, int NewCount) { |
460 |
|
std::map<uint, uint>::iterator it = mOldVoiceCounts.find(ChannelId); |
461 |
|
if (it != mOldVoiceCounts.end()) { |
462 |
|
uint oldCount = it->second; |
463 |
|
if (NewCount == oldCount) return; |
464 |
|
} |
465 |
|
|
466 |
|
mOldVoiceCounts[ChannelId] = NewCount; |
467 |
|
|
468 |
|
for (int i = 0; i < llVoiceCountListeners.GetListenerCount(); i++) { |
469 |
|
llVoiceCountListeners.GetListener(i)->VoiceCountChanged(ChannelId, NewCount); |
470 |
|
} |
471 |
|
} |
472 |
|
|
473 |
|
void Sampler::AddStreamCountListener(StreamCountListener* l) { |
474 |
|
llStreamCountListeners.AddListener(l); |
475 |
|
} |
476 |
|
|
477 |
|
void Sampler::RemoveStreamCountListener(StreamCountListener* l) { |
478 |
|
llStreamCountListeners.RemoveListener(l); |
479 |
|
} |
480 |
|
|
481 |
|
void Sampler::fireStreamCountChanged(int ChannelId, int NewCount) { |
482 |
|
std::map<uint, uint>::iterator it = mOldStreamCounts.find(ChannelId); |
483 |
|
if (it != mOldStreamCounts.end()) { |
484 |
|
uint oldCount = it->second; |
485 |
|
if (NewCount == oldCount) return; |
486 |
|
} |
487 |
|
|
488 |
|
mOldStreamCounts[ChannelId] = NewCount; |
489 |
|
|
490 |
|
for (int i = 0; i < llStreamCountListeners.GetListenerCount(); i++) { |
491 |
|
llStreamCountListeners.GetListener(i)->StreamCountChanged(ChannelId, NewCount); |
492 |
|
} |
493 |
|
} |
494 |
|
|
495 |
|
void Sampler::AddBufferFillListener(BufferFillListener* l) { |
496 |
|
llBufferFillListeners.AddListener(l); |
497 |
|
} |
498 |
|
|
499 |
|
void Sampler::RemoveBufferFillListener(BufferFillListener* l) { |
500 |
|
llBufferFillListeners.RemoveListener(l); |
501 |
|
} |
502 |
|
|
503 |
|
void Sampler::fireBufferFillChanged(int ChannelId, String FillData) { |
504 |
|
for (int i = 0; i < llBufferFillListeners.GetListenerCount(); i++) { |
505 |
|
llBufferFillListeners.GetListener(i)->BufferFillChanged(ChannelId, FillData); |
506 |
|
} |
507 |
|
} |
508 |
|
|
509 |
|
void Sampler::AddTotalStreamCountListener(TotalStreamCountListener* l) { |
510 |
|
llTotalStreamCountListeners.AddListener(l); |
511 |
|
} |
512 |
|
|
513 |
|
void Sampler::RemoveTotalStreamCountListener(TotalStreamCountListener* l) { |
514 |
|
llTotalStreamCountListeners.RemoveListener(l); |
515 |
|
} |
516 |
|
|
517 |
|
void Sampler::fireTotalStreamCountChanged(int NewCount) { |
518 |
|
if (NewCount == uiOldTotalStreamCount) return; |
519 |
|
uiOldTotalStreamCount = NewCount; |
520 |
|
|
521 |
|
for (int i = 0; i < llTotalStreamCountListeners.GetListenerCount(); i++) { |
522 |
|
llTotalStreamCountListeners.GetListener(i)->TotalStreamCountChanged(NewCount); |
523 |
|
} |
524 |
|
} |
525 |
|
|
526 |
|
void Sampler::AddTotalVoiceCountListener(TotalVoiceCountListener* l) { |
527 |
|
llTotalVoiceCountListeners.AddListener(l); |
528 |
|
} |
529 |
|
|
530 |
|
void Sampler::RemoveTotalVoiceCountListener(TotalVoiceCountListener* l) { |
531 |
|
llTotalVoiceCountListeners.RemoveListener(l); |
532 |
|
} |
533 |
|
|
534 |
|
void Sampler::fireTotalVoiceCountChanged(int NewCount) { |
535 |
|
if (NewCount == uiOldTotalVoiceCount) return; |
536 |
|
uiOldTotalVoiceCount = NewCount; |
537 |
|
|
538 |
|
for (int i = 0; i < llTotalVoiceCountListeners.GetListenerCount(); i++) { |
539 |
|
llTotalVoiceCountListeners.GetListener(i)->TotalVoiceCountChanged(NewCount); |
540 |
|
} |
541 |
|
} |
542 |
|
|
543 |
|
void Sampler::AddFxSendCountListener(FxSendCountListener* l) { |
544 |
|
llFxSendCountListeners.AddListener(l); |
545 |
|
} |
546 |
|
|
547 |
|
void Sampler::RemoveFxSendCountListener(FxSendCountListener* l) { |
548 |
|
llFxSendCountListeners.RemoveListener(l); |
549 |
|
} |
550 |
|
|
551 |
|
void Sampler::fireFxSendCountChanged(int ChannelId, int NewCount) { |
552 |
|
for (int i = 0; i < llFxSendCountListeners.GetListenerCount(); i++) { |
553 |
|
llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
554 |
|
} |
555 |
|
} |
556 |
|
|
557 |
|
void Sampler::EventHandler::EngineToBeChanged(int ChannelId) { |
558 |
|
// nothing to do here |
559 |
|
} |
560 |
|
|
561 |
|
void Sampler::EventHandler::EngineChanged(int ChannelId) { |
562 |
|
EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
563 |
|
if(engineChannel == NULL) return; |
564 |
|
engineChannel->AddFxSendCountListener(this); |
565 |
|
} |
566 |
|
|
567 |
|
void Sampler::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) { |
568 |
|
pSampler->fireFxSendCountChanged(ChannelId, NewCount); |
569 |
|
} |
570 |
|
|
571 |
|
|
572 |
SamplerChannel* Sampler::AddSamplerChannel() { |
SamplerChannel* Sampler::AddSamplerChannel() { |
573 |
// if there's no sampler channel yet |
// if there's no sampler channel yet |
574 |
if (!mSamplerChannels.size()) { |
if (!mSamplerChannels.size()) { |
575 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
576 |
mSamplerChannels[0] = pChannel; |
mSamplerChannels[0] = pChannel; |
577 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, 1)); |
fireChannelAdded(pChannel); |
578 |
|
fireChannelCountChanged(1); |
579 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
580 |
return pChannel; |
return pChannel; |
581 |
} |
} |
582 |
|
|
591 |
// we found an unused index, so insert the new channel there |
// we found an unused index, so insert the new channel there |
592 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
593 |
mSamplerChannels[i] = pChannel; |
mSamplerChannels[i] = pChannel; |
594 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i)); |
fireChannelAdded(pChannel); |
595 |
|
fireChannelCountChanged(SamplerChannels()); |
596 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
597 |
return pChannel; |
return pChannel; |
598 |
} |
} |
599 |
throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index."); |
throw Exception("Internal error: could not find unoccupied sampler channel index."); |
600 |
} |
} |
601 |
|
|
602 |
// 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 |
603 |
SamplerChannel* pChannel = new SamplerChannel(this); |
SamplerChannel* pChannel = new SamplerChannel(this); |
604 |
mSamplerChannels[lastIndex + 1] = pChannel; |
mSamplerChannels[lastIndex + 1] = pChannel; |
605 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, lastIndex + 1)); |
fireChannelAdded(pChannel); |
606 |
|
fireChannelCountChanged(SamplerChannels()); |
607 |
|
pChannel->AddEngineChangeListener(&eventHandler); |
608 |
return pChannel; |
return pChannel; |
609 |
} |
} |
610 |
|
|
620 |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
621 |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
622 |
if (iterChan->second == pSamplerChannel) { |
if (iterChan->second == pSamplerChannel) { |
623 |
|
fireChannelToBeRemoved(pSamplerChannel); |
624 |
|
mOldVoiceCounts.erase(pSamplerChannel->Index()); |
625 |
|
mOldStreamCounts.erase(pSamplerChannel->Index()); |
626 |
|
pSamplerChannel->RemoveAllEngineChangeListeners(); |
627 |
mSamplerChannels.erase(iterChan); |
mSamplerChannels.erase(iterChan); |
628 |
delete pSamplerChannel; |
delete pSamplerChannel; |
629 |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, mSamplerChannels.size())); |
fireChannelCountChanged(SamplerChannels()); |
630 |
return; |
return; |
631 |
} |
} |
632 |
} |
} |
638 |
RemoveSamplerChannel(pChannel); |
RemoveSamplerChannel(pChannel); |
639 |
} |
} |
640 |
|
|
641 |
|
void Sampler::RemoveAllSamplerChannels() { |
642 |
|
/* |
643 |
|
* In maps iterator invalidation occurs when the iterator point |
644 |
|
* to the element that is being erased. So we need to copy the map |
645 |
|
* by calling GetSamplerChannels() to prevent that. |
646 |
|
*/ |
647 |
|
SamplerChannelMap chns = GetSamplerChannels(); |
648 |
|
SamplerChannelMap::iterator iter = chns.begin(); |
649 |
|
for(; iter != chns.end(); iter++) { |
650 |
|
RemoveSamplerChannel(iter->second); |
651 |
|
} |
652 |
|
} |
653 |
|
|
654 |
std::vector<String> Sampler::AvailableAudioOutputDrivers() { |
std::vector<String> Sampler::AvailableAudioOutputDrivers() { |
655 |
return AudioOutputDeviceFactory::AvailableDrivers(); |
return AudioOutputDeviceFactory::AvailableDrivers(); |
656 |
} |
} |
657 |
|
|
658 |
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
std::vector<String> Sampler::AvailableMidiInputDrivers() { |
659 |
|
return MidiInputDeviceFactory::AvailableDrivers(); |
660 |
|
} |
661 |
|
|
662 |
|
std::vector<String> Sampler::AvailableEngineTypes() { |
663 |
|
return EngineFactory::AvailableEngineTypes(); |
664 |
|
} |
665 |
|
|
666 |
|
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (Exception) { |
667 |
// create new device |
// create new device |
668 |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
669 |
|
|
670 |
// add new audio device to the audio device list |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
|
for (uint i = 0; ; i++) { // seek for a free place starting from the beginning |
|
|
if (!mAudioOutputDevices[i]) { |
|
|
mAudioOutputDevices[i] = pDevice; |
|
|
break; |
|
|
} |
|
|
} |
|
|
|
|
671 |
return pDevice; |
return pDevice; |
672 |
} |
} |
673 |
|
|
674 |
uint Sampler::AudioOutputDevices() { |
uint Sampler::AudioOutputDevices() { |
675 |
return mAudioOutputDevices.size(); |
return AudioOutputDeviceFactory::Devices().size(); |
676 |
} |
} |
677 |
|
|
678 |
uint Sampler::MidiInputDevices() { |
uint Sampler::MidiInputDevices() { |
679 |
return mMidiInputDevices.size(); |
return MidiInputDeviceFactory::Devices().size(); |
680 |
} |
} |
681 |
|
|
682 |
std::map<uint, AudioOutputDevice*> Sampler::GetAudioOutputDevices() { |
std::map<uint, AudioOutputDevice*> Sampler::GetAudioOutputDevices() { |
683 |
return mAudioOutputDevices; |
return AudioOutputDeviceFactory::Devices(); |
684 |
} |
} |
685 |
|
|
686 |
std::map<uint, MidiInputDevice*> Sampler::GetMidiInputDevices() { |
std::map<uint, MidiInputDevice*> Sampler::GetMidiInputDevices() { |
687 |
return mMidiInputDevices; |
return MidiInputDeviceFactory::Devices(); |
688 |
} |
} |
689 |
|
|
690 |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
691 |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
if (pDevice) { |
692 |
for (; iter != mAudioOutputDevices.end(); iter++) { |
// check if there are still sampler engines connected to this device |
693 |
if (iter->second == pDevice) { |
for (SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
694 |
// check if there are still sampler engines connected to this device |
iterChan != mSamplerChannels.end(); iterChan++ |
695 |
for (uint i = 0; i < SamplerChannels(); i++) |
) if (iterChan->second->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(iterChan->first) + " is still connected to the audio output device."); |
696 |
if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the audio output device."); |
|
697 |
|
//TODO: should we add fireAudioDeviceToBeDestroyed() here ? |
698 |
// disable device |
AudioOutputDeviceFactory::Destroy(pDevice); |
699 |
pDevice->Stop(); |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
700 |
|
} |
701 |
// remove device from the device list |
} |
|
mAudioOutputDevices.erase(iter); |
|
|
|
|
|
// destroy and free device from memory |
|
|
delete pDevice; |
|
702 |
|
|
703 |
break; |
void Sampler::DestroyAllAudioOutputDevices() throw (Exception) { |
704 |
} |
/* |
705 |
|
* In maps iterator invalidation occurs when the iterator point |
706 |
|
* to the element that is being erased. So we need to copy the map |
707 |
|
* by calling GetAudioOutputDevices() to prevent that. |
708 |
|
*/ |
709 |
|
std::map<uint, AudioOutputDevice*> devs = GetAudioOutputDevices(); |
710 |
|
std::map<uint, AudioOutputDevice*>::iterator iter = devs.begin(); |
711 |
|
for (; iter != devs.end(); iter++) { |
712 |
|
AudioOutputDevice* pDevice = iter->second; |
713 |
|
|
714 |
|
// skip non-autonomous devices |
715 |
|
if (!pDevice->isAutonomousDevice()) continue; |
716 |
|
|
717 |
|
DestroyAudioOutputDevice(pDevice); |
718 |
} |
} |
719 |
} |
} |
720 |
|
|
721 |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
722 |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
if (pDevice) { |
723 |
for (; iter != mMidiInputDevices.end(); iter++) { |
// check if there are still sampler engines connected to this device |
724 |
if (iter->second == pDevice) { |
for (SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
725 |
// check if there are still sampler engines connected to this device |
iterChan != mSamplerChannels.end(); ++iterChan) |
726 |
for (uint i = 0; i < SamplerChannels(); i++) |
{ |
727 |
if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the midi input device."); |
std::vector<MidiInputPort*> vPorts = iterChan->second->GetMidiInputPorts(); |
728 |
|
for (int k = 0; k < vPorts.size(); ++k) |
729 |
|
if (vPorts[k]->GetDevice() == pDevice) |
730 |
|
throw Exception("Sampler channel " + ToString(iterChan->first) + " is still connected to the midi input device."); |
731 |
|
} |
732 |
|
|
733 |
// disable device |
fireMidiDeviceToBeDestroyed(pDevice); |
734 |
pDevice->StopListen(); |
MidiInputDeviceFactory::Destroy(pDevice); |
735 |
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
736 |
|
} |
737 |
|
} |
738 |
|
|
739 |
// remove device from the device list |
void Sampler::DestroyAllMidiInputDevices() throw (Exception) { |
740 |
mMidiInputDevices.erase(iter); |
/* |
741 |
|
* In maps iterator invalidation occurs when the iterator point |
742 |
|
* to the element that is being erased. So we need to copy the map |
743 |
|
* by calling GetMidiInputDevices() to prevent that. |
744 |
|
*/ |
745 |
|
std::map<uint, MidiInputDevice*> devs = GetMidiInputDevices(); |
746 |
|
std::map<uint, MidiInputDevice*>::iterator iter = devs.begin(); |
747 |
|
for (; iter != devs.end(); iter++) { |
748 |
|
MidiInputDevice* pDevice = iter->second; |
749 |
|
|
750 |
// destroy and free device from memory |
// skip non-autonomous devices |
751 |
delete pDevice; |
if (!pDevice->isAutonomousDevice()) continue; |
752 |
|
|
753 |
break; |
DestroyMidiInputDevice(pDevice); |
|
} |
|
754 |
} |
} |
755 |
} |
} |
756 |
|
|
757 |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (Exception) { |
758 |
// create new device |
// create new device |
759 |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
760 |
|
|
761 |
// add new device to the midi device list |
fireMidiDeviceCreated(pDevice); |
762 |
for (uint i = 0; ; i++) { // seek for a free place starting from the beginning |
fireMidiDeviceCountChanged(MidiInputDevices()); |
|
if (!mMidiInputDevices[i]) { |
|
|
mMidiInputDevices[i] = pDevice; |
|
|
break; |
|
|
} |
|
|
} |
|
|
|
|
763 |
return pDevice; |
return pDevice; |
764 |
} |
} |
765 |
|
|
766 |
|
int Sampler::GetDiskStreamCount() { |
767 |
|
int count = 0; |
768 |
|
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
769 |
|
|
770 |
|
for(; it != EngineFactory::EngineInstances().end(); it++) { |
771 |
|
count += (*it)->DiskStreamCount(); |
772 |
|
} |
773 |
|
|
774 |
|
return count; |
775 |
|
} |
776 |
|
|
777 |
int Sampler::GetVoiceCount() { |
int Sampler::GetVoiceCount() { |
778 |
int count = 0; |
int count = 0; |
779 |
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
785 |
return count; |
return count; |
786 |
} |
} |
787 |
|
|
788 |
|
int Sampler::GetGlobalMaxVoices() { |
789 |
|
return GLOBAL_MAX_VOICES; // see common/global_private.cpp |
790 |
|
} |
791 |
|
|
792 |
|
int Sampler::GetGlobalMaxStreams() { |
793 |
|
return GLOBAL_MAX_STREAMS; // see common/global_private.cpp |
794 |
|
} |
795 |
|
|
796 |
|
void Sampler::SetGlobalMaxVoices(int n) throw (Exception) { |
797 |
|
if (n < 1) throw Exception("Maximum voices may not be less than 1"); |
798 |
|
GLOBAL_MAX_VOICES = n; // see common/global_private.cpp |
799 |
|
const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
800 |
|
if (engines.size() > 0) { |
801 |
|
std::set<Engine*>::iterator iter = engines.begin(); |
802 |
|
std::set<Engine*>::iterator end = engines.end(); |
803 |
|
for (; iter != end; ++iter) { |
804 |
|
(*iter)->SetMaxVoices(n); |
805 |
|
} |
806 |
|
} |
807 |
|
} |
808 |
|
|
809 |
|
void Sampler::SetGlobalMaxStreams(int n) throw (Exception) { |
810 |
|
if (n < 0) throw Exception("Maximum disk streams may not be negative"); |
811 |
|
GLOBAL_MAX_STREAMS = n; // see common/global_private.cpp |
812 |
|
const std::set<Engine*>& engines = EngineFactory::EngineInstances(); |
813 |
|
if (engines.size() > 0) { |
814 |
|
std::set<Engine*>::iterator iter = engines.begin(); |
815 |
|
std::set<Engine*>::iterator end = engines.end(); |
816 |
|
for (; iter != end; ++iter) { |
817 |
|
(*iter)->SetMaxDiskStreams(n); |
818 |
|
} |
819 |
|
} |
820 |
|
} |
821 |
|
|
822 |
void Sampler::Reset() { |
void Sampler::Reset() { |
823 |
// delete sampler channels |
// delete sampler channels |
824 |
try { |
try { |
825 |
while (true) { |
RemoveAllSamplerChannels(); |
|
SamplerChannelMap::iterator iter = mSamplerChannels.begin(); |
|
|
if (iter == mSamplerChannels.end()) break; |
|
|
RemoveSamplerChannel(iter->second); |
|
|
} |
|
826 |
} |
} |
827 |
catch(...) { |
catch(...) { |
828 |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all sampler channels, exiting.\n" << std::flush; |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all sampler channels, exiting.\n" << std::flush; |
831 |
|
|
832 |
// delete midi input devices |
// delete midi input devices |
833 |
try { |
try { |
834 |
while (true) { |
DestroyAllMidiInputDevices(); |
|
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
|
|
if (iter == mMidiInputDevices.end()) break; |
|
|
DestroyMidiInputDevice(iter->second); |
|
|
} |
|
835 |
} |
} |
836 |
catch(...) { |
catch(...) { |
837 |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI input devices, exiting.\n" << std::flush; |
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI input devices, exiting.\n" << std::flush; |
840 |
|
|
841 |
// delete audio output devices |
// delete audio output devices |
842 |
try { |
try { |
843 |
while (true) { |
DestroyAllAudioOutputDevices(); |
|
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
|
|
if (iter == mAudioOutputDevices.end()) break; |
|
|
DestroyAudioOutputDevice(iter->second); |
|
|
} |
|
844 |
} |
} |
845 |
catch(...) { |
catch(...) { |
846 |
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; |
847 |
exit(EXIT_FAILURE); |
exit(EXIT_FAILURE); |
848 |
} |
} |
849 |
|
|
850 |
|
// delete MIDI instrument maps |
851 |
|
try { |
852 |
|
MidiInstrumentMapper::RemoveAllMaps(); |
853 |
|
} |
854 |
|
catch(...) { |
855 |
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI instrument maps, exiting.\n" << std::flush; |
856 |
|
exit(EXIT_FAILURE); |
857 |
|
} |
858 |
|
|
859 |
|
// unload all instrument editor DLLs |
860 |
|
InstrumentEditorFactory::ClosePlugins(); |
861 |
|
} |
862 |
|
|
863 |
|
bool Sampler::EnableDenormalsAreZeroMode() { |
864 |
|
Features::detect(); |
865 |
|
return Features::enableDenormalsAreZeroMode(); |
866 |
|
} |
867 |
|
|
868 |
|
void Sampler::fireStatistics() { |
869 |
|
static const LSCPEvent::event_t eventsArr[] = { |
870 |
|
LSCPEvent::event_voice_count, LSCPEvent::event_stream_count, |
871 |
|
LSCPEvent::event_buffer_fill, LSCPEvent::event_total_voice_count |
872 |
|
}; |
873 |
|
static const std::list<LSCPEvent::event_t> events(eventsArr, eventsArr + 4); |
874 |
|
|
875 |
|
if (LSCPServer::EventSubscribers(events)) |
876 |
|
{ |
877 |
|
LockGuard lock(LSCPServer::RTNotifyMutex); |
878 |
|
std::map<uint,SamplerChannel*> channels = GetSamplerChannels(); |
879 |
|
std::map<uint,SamplerChannel*>::iterator iter = channels.begin(); |
880 |
|
for (; iter != channels.end(); iter++) { |
881 |
|
SamplerChannel* pSamplerChannel = iter->second; |
882 |
|
EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
883 |
|
if (!pEngineChannel) continue; |
884 |
|
Engine* pEngine = pEngineChannel->GetEngine(); |
885 |
|
if (!pEngine) continue; |
886 |
|
fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount()); |
887 |
|
fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount()); |
888 |
|
fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage()); |
889 |
|
} |
890 |
|
|
891 |
|
fireTotalStreamCountChanged(GetDiskStreamCount()); |
892 |
|
fireTotalVoiceCountChanged(GetVoiceCount()); |
893 |
|
} |
894 |
} |
} |
895 |
|
|
896 |
|
#if defined(WIN32) |
897 |
|
static HINSTANCE dllInstance = NULL; |
898 |
|
|
899 |
|
String Sampler::GetInstallDir() { |
900 |
|
char buf[MAX_PATH + 1]; |
901 |
|
if (GetModuleFileName(dllInstance, buf, MAX_PATH)) { |
902 |
|
String s(buf); |
903 |
|
size_t n = s.rfind('\\'); |
904 |
|
if (n != String::npos) { |
905 |
|
return s.substr(0, n); |
906 |
|
} |
907 |
|
} |
908 |
|
return ""; |
909 |
|
} |
910 |
|
#endif |
911 |
} // namespace LinuxSampler |
} // namespace LinuxSampler |
912 |
|
|
913 |
|
#if defined(WIN32) |
914 |
|
extern "C" { |
915 |
|
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved) |
916 |
|
{ |
917 |
|
switch (reason) { |
918 |
|
case DLL_PROCESS_ATTACH: |
919 |
|
LinuxSampler::dllInstance = instance; |
920 |
|
break; |
921 |
|
} |
922 |
|
return TRUE; |
923 |
|
} |
924 |
|
} |
925 |
|
#endif |