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/*************************************************************************** |
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* * |
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* LinuxSampler - modular, streaming capable sampler * |
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* * |
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* Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck * |
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* Copyright (C) 2005 - 2009 Christian Schoenebeck * |
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* * |
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* 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 * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* 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 * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* 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 * |
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* along with this library; if not, write to the Free Software * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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#include <sstream> |
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#include "Sampler.h" |
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#include "common/global_private.h" |
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#include "engines/EngineFactory.h" |
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#include "engines/EngineChannelFactory.h" |
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#include "plugins/InstrumentEditorFactory.h" |
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#include "drivers/audio/AudioOutputDeviceFactory.h" |
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#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" |
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namespace LinuxSampler { |
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// ****************************************************************** |
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// * SamplerChannel |
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SamplerChannel::SamplerChannel(Sampler* pS) { |
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pSampler = pS; |
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pEngineChannel = NULL; |
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pAudioOutputDevice = NULL; |
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pMidiInputDevice = NULL; |
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iMidiPort = 0; |
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midiChannel = midi_chan_all; |
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iIndex = -1; |
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} |
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SamplerChannel::~SamplerChannel() { |
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if (pEngineChannel) { |
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Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : __GetMidiInputDevicePort(GetMidiInputChannel()); |
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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::SetEngineType(String EngineType) throw (Exception) { |
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dmsg(2,("SamplerChannel: Assigning engine type...")); |
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if (pEngineChannel) { |
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if (!strcasecmp(pEngineChannel->EngineName().c_str(), EngineType.c_str())) { |
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dmsg(2,("OK\n")); |
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return; |
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} |
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} |
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fireEngineToBeChanged(); |
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// create new engine channel |
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EngineChannel* pNewEngineChannel = EngineChannelFactory::Create(EngineType); |
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if (!pNewEngineChannel) throw Exception("Unknown engine type"); |
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pNewEngineChannel->SetSamplerChannel(this); |
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// dereference midi input port. |
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MidiInputPort* pMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
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// disconnect old engine channel |
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if (pEngineChannel) { |
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Engine* engine = pEngineChannel->GetEngine(); |
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if (pAudioOutputDevice) pAudioOutputDevice->Disconnect(engine); |
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if (pMidiInputPort) pMidiInputPort->Disconnect(pEngineChannel); |
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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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pEngineChannel->StatusChanged(true); |
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fireEngineChanged(); |
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dmsg(2,("OK\n")); |
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} |
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void SamplerChannel::SetAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
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if(pAudioOutputDevice == pDevice) return; |
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// disconnect old device |
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if (pAudioOutputDevice && pEngineChannel) { |
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if (!pAudioOutputDevice->isAutonomousDevice()) |
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throw Exception("The audio output device '" + pAudioOutputDevice->Driver() + "' cannot be dropped from this sampler channel!"); |
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Engine* engine = pEngineChannel->GetEngine(); |
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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 |
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pAudioOutputDevice = pDevice; |
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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) throw (Exception) { |
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SetMidiInput(pDevice, 0, GetMidiInputChannel()); |
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} |
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void SamplerChannel::SetMidiInputPort(int MidiPort) throw (Exception) { |
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SetMidiInput(GetMidiInputDevice(), MidiPort, GetMidiInputChannel()); |
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} |
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void SamplerChannel::SetMidiInputChannel(midi_chan_t MidiChannel) { |
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SetMidiInput(GetMidiInputDevice(), GetMidiInputPort(), MidiChannel); |
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} |
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void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) throw (Exception) { |
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if (!pDevice) throw Exception("No MIDI input device assigned."); |
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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 |
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if (pOldMidiInputPort && pEngineChannel) { |
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MidiInputDevice* pOldDevice = pOldMidiInputPort->GetDevice(); |
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if (pOldMidiInputPort != pNewMidiInputPort && |
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pOldDevice && !pOldDevice->isAutonomousDevice() |
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) throw Exception("The MIDI input port '" + pOldDevice->Driver() + "' cannot be altered on this sampler channel!"); |
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pOldMidiInputPort->Disconnect(pEngineChannel); |
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} |
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// remember new device, port and channel if not engine channel yet created |
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if (!pEngineChannel) { |
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this->pMidiInputDevice = pDevice; |
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this->iMidiPort = iMidiPort; |
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this->midiChannel = MidiChannel; |
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} |
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// connect new device port |
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if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
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// Ooops. |
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if (pNewMidiInputPort == NULL) |
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throw Exception("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
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} |
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EngineChannel* SamplerChannel::GetEngineChannel() { |
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return pEngineChannel; |
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} |
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midi_chan_t SamplerChannel::GetMidiInputChannel() { |
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if (pEngineChannel) this->midiChannel = pEngineChannel->MidiChannel(); |
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return this->midiChannel; |
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} |
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int SamplerChannel::GetMidiInputPort() { |
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MidiInputPort* pMidiInputPort = (pEngineChannel) ? pEngineChannel->GetMidiInputPort() : NULL; |
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if (pMidiInputPort) this->iMidiPort = (int) pMidiInputPort->GetPortNumber(); |
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return iMidiPort; |
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} |
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AudioOutputDevice* SamplerChannel::GetAudioOutputDevice() { |
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return pAudioOutputDevice; |
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} |
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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; |
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} |
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uint SamplerChannel::Index() { |
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if (iIndex >= 0) return iIndex; |
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Sampler::SamplerChannelMap::iterator iter = pSampler->mSamplerChannels.begin(); |
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for (; iter != pSampler->mSamplerChannels.end(); iter++) { |
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if (iter->second == this) { |
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iIndex = iter->first; |
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return iIndex; |
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} |
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} |
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throw Exception("Internal error: SamplerChannel index not found"); |
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} |
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Sampler* SamplerChannel::GetSampler() { |
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return pSampler; |
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} |
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void SamplerChannel::AddEngineChangeListener(EngineChangeListener* l) { |
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llEngineChangeListeners.AddListener(l); |
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} |
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void SamplerChannel::RemoveEngineChangeListener(EngineChangeListener* l) { |
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llEngineChangeListeners.RemoveListener(l); |
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} |
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void SamplerChannel::RemoveAllEngineChangeListeners() { |
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llEngineChangeListeners.RemoveAllListeners(); |
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} |
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void SamplerChannel::fireEngineToBeChanged() { |
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for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
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llEngineChangeListeners.GetListener(i)->EngineToBeChanged(Index()); |
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} |
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} |
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void SamplerChannel::fireEngineChanged() { |
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for (int i = 0; i < llEngineChangeListeners.GetListenerCount(); i++) { |
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llEngineChangeListeners.GetListener(i)->EngineChanged(Index()); |
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} |
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} |
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MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
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MidiInputPort* pMidiInputPort = NULL; |
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MidiInputDevice* pMidiInputDevice = GetMidiInputDevice(); |
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if (pMidiInputDevice) |
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pMidiInputPort = pMidiInputDevice->GetPort(iMidiPort); |
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return pMidiInputPort; |
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} |
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// ****************************************************************** |
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// * Sampler |
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Sampler::Sampler() { |
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eventHandler.SetSampler(this); |
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uiOldTotalVoiceCount = uiOldTotalStreamCount = 0; |
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} |
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Sampler::~Sampler() { |
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Reset(); |
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} |
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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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void Sampler::fireChannelAdded(SamplerChannel* pChannel) { |
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for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
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llChannelCountListeners.GetListener(i)->ChannelAdded(pChannel); |
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} |
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} |
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void Sampler::fireChannelToBeRemoved(SamplerChannel* pChannel) { |
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for (int i = 0; i < llChannelCountListeners.GetListenerCount(); i++) { |
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llChannelCountListeners.GetListener(i)->ChannelToBeRemoved(pChannel); |
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} |
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} |
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void Sampler::AddAudioDeviceCountListener(AudioDeviceCountListener* l) { |
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llAudioDeviceCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveAudioDeviceCountListener(AudioDeviceCountListener* l) { |
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llAudioDeviceCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireAudioDeviceCountChanged(int NewCount) { |
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for (int i = 0; i < llAudioDeviceCountListeners.GetListenerCount(); i++) { |
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llAudioDeviceCountListeners.GetListener(i)->AudioDeviceCountChanged(NewCount); |
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} |
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} |
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void Sampler::AddMidiDeviceCountListener(MidiDeviceCountListener* l) { |
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llMidiDeviceCountListeners.AddListener(l); |
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} |
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void Sampler::RemoveMidiDeviceCountListener(MidiDeviceCountListener* l) { |
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llMidiDeviceCountListeners.RemoveListener(l); |
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} |
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void Sampler::fireMidiDeviceCountChanged(int NewCount) { |
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for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
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llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCountChanged(NewCount); |
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} |
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} |
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void Sampler::fireMidiDeviceToBeDestroyed(MidiInputDevice* pDevice) { |
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for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
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llMidiDeviceCountListeners.GetListener(i)->MidiDeviceToBeDestroyed(pDevice); |
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} |
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} |
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void Sampler::fireMidiDeviceCreated(MidiInputDevice* pDevice) { |
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for (int i = 0; i < llMidiDeviceCountListeners.GetListenerCount(); i++) { |
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|
|
llMidiDeviceCountListeners.GetListener(i)->MidiDeviceCreated(pDevice); |
347 |
|
|
} |
348 |
|
|
} |
349 |
|
|
|
350 |
iliev |
1130 |
void Sampler::AddVoiceCountListener(VoiceCountListener* l) { |
351 |
|
|
llVoiceCountListeners.AddListener(l); |
352 |
|
|
} |
353 |
|
|
|
354 |
|
|
void Sampler::RemoveVoiceCountListener(VoiceCountListener* l) { |
355 |
|
|
llVoiceCountListeners.RemoveListener(l); |
356 |
|
|
} |
357 |
|
|
|
358 |
|
|
void Sampler::fireVoiceCountChanged(int ChannelId, int NewCount) { |
359 |
iliev |
1789 |
std::map<uint, uint>::iterator it = mOldVoiceCounts.find(ChannelId); |
360 |
|
|
if (it != mOldVoiceCounts.end()) { |
361 |
|
|
uint oldCount = it->second; |
362 |
|
|
if (NewCount == oldCount) return; |
363 |
|
|
} |
364 |
|
|
|
365 |
|
|
mOldVoiceCounts[ChannelId] = NewCount; |
366 |
|
|
|
367 |
iliev |
1130 |
for (int i = 0; i < llVoiceCountListeners.GetListenerCount(); i++) { |
368 |
|
|
llVoiceCountListeners.GetListener(i)->VoiceCountChanged(ChannelId, NewCount); |
369 |
|
|
} |
370 |
|
|
} |
371 |
|
|
|
372 |
|
|
void Sampler::AddStreamCountListener(StreamCountListener* l) { |
373 |
|
|
llStreamCountListeners.AddListener(l); |
374 |
|
|
} |
375 |
|
|
|
376 |
|
|
void Sampler::RemoveStreamCountListener(StreamCountListener* l) { |
377 |
|
|
llStreamCountListeners.RemoveListener(l); |
378 |
|
|
} |
379 |
|
|
|
380 |
|
|
void Sampler::fireStreamCountChanged(int ChannelId, int NewCount) { |
381 |
iliev |
1789 |
std::map<uint, uint>::iterator it = mOldStreamCounts.find(ChannelId); |
382 |
|
|
if (it != mOldStreamCounts.end()) { |
383 |
|
|
uint oldCount = it->second; |
384 |
|
|
if (NewCount == oldCount) return; |
385 |
|
|
} |
386 |
|
|
|
387 |
|
|
mOldStreamCounts[ChannelId] = NewCount; |
388 |
|
|
|
389 |
iliev |
1130 |
for (int i = 0; i < llStreamCountListeners.GetListenerCount(); i++) { |
390 |
|
|
llStreamCountListeners.GetListener(i)->StreamCountChanged(ChannelId, NewCount); |
391 |
|
|
} |
392 |
|
|
} |
393 |
|
|
|
394 |
|
|
void Sampler::AddBufferFillListener(BufferFillListener* l) { |
395 |
|
|
llBufferFillListeners.AddListener(l); |
396 |
|
|
} |
397 |
|
|
|
398 |
|
|
void Sampler::RemoveBufferFillListener(BufferFillListener* l) { |
399 |
|
|
llBufferFillListeners.RemoveListener(l); |
400 |
|
|
} |
401 |
|
|
|
402 |
|
|
void Sampler::fireBufferFillChanged(int ChannelId, String FillData) { |
403 |
|
|
for (int i = 0; i < llBufferFillListeners.GetListenerCount(); i++) { |
404 |
|
|
llBufferFillListeners.GetListener(i)->BufferFillChanged(ChannelId, FillData); |
405 |
|
|
} |
406 |
|
|
} |
407 |
|
|
|
408 |
iliev |
1541 |
void Sampler::AddTotalStreamCountListener(TotalStreamCountListener* l) { |
409 |
|
|
llTotalStreamCountListeners.AddListener(l); |
410 |
|
|
} |
411 |
|
|
|
412 |
|
|
void Sampler::RemoveTotalStreamCountListener(TotalStreamCountListener* l) { |
413 |
|
|
llTotalStreamCountListeners.RemoveListener(l); |
414 |
|
|
} |
415 |
|
|
|
416 |
|
|
void Sampler::fireTotalStreamCountChanged(int NewCount) { |
417 |
iliev |
1789 |
if (NewCount == uiOldTotalStreamCount) return; |
418 |
|
|
uiOldTotalStreamCount = NewCount; |
419 |
|
|
|
420 |
iliev |
1541 |
for (int i = 0; i < llTotalStreamCountListeners.GetListenerCount(); i++) { |
421 |
|
|
llTotalStreamCountListeners.GetListener(i)->TotalStreamCountChanged(NewCount); |
422 |
|
|
} |
423 |
|
|
} |
424 |
|
|
|
425 |
iliev |
1130 |
void Sampler::AddTotalVoiceCountListener(TotalVoiceCountListener* l) { |
426 |
|
|
llTotalVoiceCountListeners.AddListener(l); |
427 |
|
|
} |
428 |
|
|
|
429 |
|
|
void Sampler::RemoveTotalVoiceCountListener(TotalVoiceCountListener* l) { |
430 |
|
|
llTotalVoiceCountListeners.RemoveListener(l); |
431 |
|
|
} |
432 |
|
|
|
433 |
|
|
void Sampler::fireTotalVoiceCountChanged(int NewCount) { |
434 |
iliev |
1789 |
if (NewCount == uiOldTotalVoiceCount) return; |
435 |
|
|
uiOldTotalVoiceCount = NewCount; |
436 |
|
|
|
437 |
iliev |
1130 |
for (int i = 0; i < llTotalVoiceCountListeners.GetListenerCount(); i++) { |
438 |
|
|
llTotalVoiceCountListeners.GetListener(i)->TotalVoiceCountChanged(NewCount); |
439 |
|
|
} |
440 |
|
|
} |
441 |
|
|
|
442 |
|
|
void Sampler::AddFxSendCountListener(FxSendCountListener* l) { |
443 |
|
|
llFxSendCountListeners.AddListener(l); |
444 |
|
|
} |
445 |
|
|
|
446 |
|
|
void Sampler::RemoveFxSendCountListener(FxSendCountListener* l) { |
447 |
|
|
llFxSendCountListeners.RemoveListener(l); |
448 |
|
|
} |
449 |
|
|
|
450 |
|
|
void Sampler::fireFxSendCountChanged(int ChannelId, int NewCount) { |
451 |
|
|
for (int i = 0; i < llFxSendCountListeners.GetListenerCount(); i++) { |
452 |
|
|
llFxSendCountListeners.GetListener(i)->FxSendCountChanged(ChannelId, NewCount); |
453 |
|
|
} |
454 |
|
|
} |
455 |
|
|
|
456 |
schoenebeck |
1686 |
void Sampler::EventHandler::EngineToBeChanged(int ChannelId) { |
457 |
|
|
// nothing to do here |
458 |
|
|
} |
459 |
|
|
|
460 |
iliev |
1130 |
void Sampler::EventHandler::EngineChanged(int ChannelId) { |
461 |
|
|
EngineChannel* engineChannel = pSampler->GetSamplerChannel(ChannelId)->GetEngineChannel(); |
462 |
|
|
if(engineChannel == NULL) return; |
463 |
|
|
engineChannel->AddFxSendCountListener(this); |
464 |
|
|
} |
465 |
|
|
|
466 |
|
|
void Sampler::EventHandler::FxSendCountChanged(int ChannelId, int NewCount) { |
467 |
|
|
pSampler->fireFxSendCountChanged(ChannelId, NewCount); |
468 |
|
|
} |
469 |
|
|
|
470 |
|
|
|
471 |
schoenebeck |
53 |
SamplerChannel* Sampler::AddSamplerChannel() { |
472 |
schoenebeck |
209 |
// if there's no sampler channel yet |
473 |
|
|
if (!mSamplerChannels.size()) { |
474 |
|
|
SamplerChannel* pChannel = new SamplerChannel(this); |
475 |
|
|
mSamplerChannels[0] = pChannel; |
476 |
schoenebeck |
1686 |
fireChannelAdded(pChannel); |
477 |
iliev |
1130 |
fireChannelCountChanged(1); |
478 |
|
|
pChannel->AddEngineChangeListener(&eventHandler); |
479 |
schoenebeck |
209 |
return pChannel; |
480 |
|
|
} |
481 |
|
|
|
482 |
|
|
// get the highest used sampler channel index |
483 |
|
|
uint lastIndex = (--(mSamplerChannels.end()))->first; |
484 |
|
|
|
485 |
|
|
// check if we reached the index limit |
486 |
|
|
if (lastIndex + 1 < lastIndex) { |
487 |
|
|
// search for an unoccupied sampler channel index starting from 0 |
488 |
|
|
for (uint i = 0; i < lastIndex; i++) { |
489 |
|
|
if (mSamplerChannels.find(i) != mSamplerChannels.end()) continue; |
490 |
|
|
// we found an unused index, so insert the new channel there |
491 |
|
|
SamplerChannel* pChannel = new SamplerChannel(this); |
492 |
|
|
mSamplerChannels[i] = pChannel; |
493 |
schoenebeck |
1686 |
fireChannelAdded(pChannel); |
494 |
iliev |
1130 |
fireChannelCountChanged(SamplerChannels()); |
495 |
|
|
pChannel->AddEngineChangeListener(&eventHandler); |
496 |
schoenebeck |
209 |
return pChannel; |
497 |
|
|
} |
498 |
schoenebeck |
880 |
throw Exception("Internal error: could not find unoccupied sampler channel index."); |
499 |
schoenebeck |
209 |
} |
500 |
|
|
|
501 |
|
|
// we have not reached the index limit so we just add the channel past the highest index |
502 |
schoenebeck |
53 |
SamplerChannel* pChannel = new SamplerChannel(this); |
503 |
schoenebeck |
209 |
mSamplerChannels[lastIndex + 1] = pChannel; |
504 |
schoenebeck |
1686 |
fireChannelAdded(pChannel); |
505 |
iliev |
1130 |
fireChannelCountChanged(SamplerChannels()); |
506 |
|
|
pChannel->AddEngineChangeListener(&eventHandler); |
507 |
schoenebeck |
53 |
return pChannel; |
508 |
|
|
} |
509 |
|
|
|
510 |
|
|
SamplerChannel* Sampler::GetSamplerChannel(uint uiSamplerChannel) { |
511 |
schoenebeck |
209 |
return (mSamplerChannels.find(uiSamplerChannel) != mSamplerChannels.end()) ? mSamplerChannels[uiSamplerChannel] : NULL; |
512 |
schoenebeck |
53 |
} |
513 |
|
|
|
514 |
schoenebeck |
209 |
std::map<uint, SamplerChannel*> Sampler::GetSamplerChannels() { |
515 |
|
|
return mSamplerChannels; |
516 |
|
|
} |
517 |
|
|
|
518 |
schoenebeck |
53 |
void Sampler::RemoveSamplerChannel(SamplerChannel* pSamplerChannel) { |
519 |
schoenebeck |
209 |
SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
520 |
|
|
for (; iterChan != mSamplerChannels.end(); iterChan++) { |
521 |
|
|
if (iterChan->second == pSamplerChannel) { |
522 |
schoenebeck |
1686 |
fireChannelToBeRemoved(pSamplerChannel); |
523 |
iliev |
1789 |
mOldVoiceCounts.erase(pSamplerChannel->Index()); |
524 |
|
|
mOldStreamCounts.erase(pSamplerChannel->Index()); |
525 |
iliev |
1130 |
pSamplerChannel->RemoveAllEngineChangeListeners(); |
526 |
schoenebeck |
209 |
mSamplerChannels.erase(iterChan); |
527 |
schoenebeck |
53 |
delete pSamplerChannel; |
528 |
iliev |
1130 |
fireChannelCountChanged(SamplerChannels()); |
529 |
schoenebeck |
53 |
return; |
530 |
|
|
} |
531 |
|
|
} |
532 |
|
|
} |
533 |
|
|
|
534 |
|
|
void Sampler::RemoveSamplerChannel(uint uiSamplerChannel) { |
535 |
|
|
SamplerChannel* pChannel = GetSamplerChannel(uiSamplerChannel); |
536 |
|
|
if (!pChannel) return; |
537 |
|
|
RemoveSamplerChannel(pChannel); |
538 |
|
|
} |
539 |
|
|
|
540 |
iliev |
1835 |
void Sampler::RemoveAllSamplerChannels() { |
541 |
|
|
/* |
542 |
|
|
* In maps iterator invalidation occurs when the iterator point |
543 |
|
|
* to the element that is being erased. So we need to copy the map |
544 |
|
|
* by calling GetSamplerChannels() to prevent that. |
545 |
|
|
*/ |
546 |
|
|
SamplerChannelMap chns = GetSamplerChannels(); |
547 |
|
|
SamplerChannelMap::iterator iter = chns.begin(); |
548 |
|
|
for(; iter != chns.end(); iter++) { |
549 |
|
|
RemoveSamplerChannel(iter->second); |
550 |
|
|
} |
551 |
|
|
} |
552 |
|
|
|
553 |
schoenebeck |
123 |
std::vector<String> Sampler::AvailableAudioOutputDrivers() { |
554 |
|
|
return AudioOutputDeviceFactory::AvailableDrivers(); |
555 |
|
|
} |
556 |
schoenebeck |
53 |
|
557 |
schoenebeck |
900 |
std::vector<String> Sampler::AvailableMidiInputDrivers() { |
558 |
|
|
return MidiInputDeviceFactory::AvailableDrivers(); |
559 |
|
|
} |
560 |
|
|
|
561 |
|
|
std::vector<String> Sampler::AvailableEngineTypes() { |
562 |
|
|
return EngineFactory::AvailableEngineTypes(); |
563 |
|
|
} |
564 |
|
|
|
565 |
schoenebeck |
880 |
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (Exception) { |
566 |
schoenebeck |
53 |
// create new device |
567 |
schoenebeck |
123 |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
568 |
schoenebeck |
53 |
|
569 |
iliev |
1130 |
fireAudioDeviceCountChanged(AudioOutputDevices()); |
570 |
schoenebeck |
53 |
return pDevice; |
571 |
|
|
} |
572 |
|
|
|
573 |
schoenebeck |
123 |
uint Sampler::AudioOutputDevices() { |
574 |
schoenebeck |
1934 |
return AudioOutputDeviceFactory::Devices().size(); |
575 |
schoenebeck |
53 |
} |
576 |
|
|
|
577 |
senkov |
155 |
uint Sampler::MidiInputDevices() { |
578 |
schoenebeck |
1934 |
return MidiInputDeviceFactory::Devices().size(); |
579 |
senkov |
155 |
} |
580 |
|
|
|
581 |
schoenebeck |
123 |
std::map<uint, AudioOutputDevice*> Sampler::GetAudioOutputDevices() { |
582 |
schoenebeck |
1934 |
return AudioOutputDeviceFactory::Devices(); |
583 |
schoenebeck |
123 |
} |
584 |
|
|
|
585 |
senkov |
155 |
std::map<uint, MidiInputDevice*> Sampler::GetMidiInputDevices() { |
586 |
schoenebeck |
1934 |
return MidiInputDeviceFactory::Devices(); |
587 |
senkov |
155 |
} |
588 |
|
|
|
589 |
schoenebeck |
880 |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
590 |
schoenebeck |
1934 |
if (pDevice) { |
591 |
|
|
// check if there are still sampler engines connected to this device |
592 |
|
|
for (SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
593 |
|
|
iterChan != mSamplerChannels.end(); iterChan++ |
594 |
|
|
) if (iterChan->second->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(iterChan->first) + " is still connected to the audio output device."); |
595 |
schoenebeck |
123 |
|
596 |
schoenebeck |
1934 |
//TODO: should we add fireAudioDeviceToBeDestroyed() here ? |
597 |
|
|
AudioOutputDeviceFactory::Destroy(pDevice); |
598 |
|
|
fireAudioDeviceCountChanged(AudioOutputDevices()); |
599 |
schoenebeck |
123 |
} |
600 |
|
|
} |
601 |
|
|
|
602 |
iliev |
1835 |
void Sampler::DestroyAllAudioOutputDevices() throw (Exception) { |
603 |
|
|
/* |
604 |
|
|
* In maps iterator invalidation occurs when the iterator point |
605 |
|
|
* to the element that is being erased. So we need to copy the map |
606 |
|
|
* by calling GetAudioOutputDevices() to prevent that. |
607 |
|
|
*/ |
608 |
schoenebeck |
1934 |
std::map<uint, AudioOutputDevice*> devs = GetAudioOutputDevices(); |
609 |
|
|
std::map<uint, AudioOutputDevice*>::iterator iter = devs.begin(); |
610 |
|
|
for (; iter != devs.end(); iter++) { |
611 |
|
|
AudioOutputDevice* pDevice = iter->second; |
612 |
|
|
|
613 |
|
|
// skip non-autonomous devices |
614 |
|
|
if (!pDevice->isAutonomousDevice()) continue; |
615 |
|
|
|
616 |
|
|
DestroyAudioOutputDevice(pDevice); |
617 |
iliev |
1835 |
} |
618 |
|
|
} |
619 |
|
|
|
620 |
schoenebeck |
880 |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
621 |
schoenebeck |
1934 |
if (pDevice) { |
622 |
|
|
// check if there are still sampler engines connected to this device |
623 |
|
|
for (SamplerChannelMap::iterator iterChan = mSamplerChannels.begin(); |
624 |
|
|
iterChan != mSamplerChannels.end(); iterChan++ |
625 |
|
|
) if (iterChan->second->GetMidiInputDevice() == pDevice) throw Exception("Sampler channel " + ToString(iterChan->first) + " is still connected to the midi input device."); |
626 |
schoenebeck |
53 |
|
627 |
schoenebeck |
1934 |
fireMidiDeviceToBeDestroyed(pDevice); |
628 |
|
|
MidiInputDeviceFactory::Destroy(pDevice); |
629 |
|
|
fireMidiDeviceCountChanged(MidiInputDevices()); |
630 |
schoenebeck |
53 |
} |
631 |
senkov |
155 |
} |
632 |
schoenebeck |
53 |
|
633 |
iliev |
1835 |
void Sampler::DestroyAllMidiInputDevices() throw (Exception) { |
634 |
|
|
/* |
635 |
|
|
* In maps iterator invalidation occurs when the iterator point |
636 |
|
|
* to the element that is being erased. So we need to copy the map |
637 |
|
|
* by calling GetMidiInputDevices() to prevent that. |
638 |
|
|
*/ |
639 |
schoenebeck |
1934 |
std::map<uint, MidiInputDevice*> devs = GetMidiInputDevices(); |
640 |
|
|
std::map<uint, MidiInputDevice*>::iterator iter = devs.begin(); |
641 |
|
|
for (; iter != devs.end(); iter++) { |
642 |
|
|
MidiInputDevice* pDevice = iter->second; |
643 |
|
|
|
644 |
|
|
// skip non-autonomous devices |
645 |
|
|
if (!pDevice->isAutonomousDevice()) continue; |
646 |
|
|
|
647 |
|
|
DestroyMidiInputDevice(pDevice); |
648 |
iliev |
1835 |
} |
649 |
|
|
} |
650 |
|
|
|
651 |
schoenebeck |
880 |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (Exception) { |
652 |
senkov |
155 |
// create new device |
653 |
schoenebeck |
551 |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
654 |
senkov |
155 |
|
655 |
schoenebeck |
1695 |
fireMidiDeviceCreated(pDevice); |
656 |
iliev |
1130 |
fireMidiDeviceCountChanged(MidiInputDevices()); |
657 |
schoenebeck |
53 |
return pDevice; |
658 |
|
|
} |
659 |
|
|
|
660 |
iliev |
1541 |
int Sampler::GetDiskStreamCount() { |
661 |
|
|
int count = 0; |
662 |
|
|
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
663 |
|
|
|
664 |
|
|
for(; it != EngineFactory::EngineInstances().end(); it++) { |
665 |
|
|
count += (*it)->DiskStreamCount(); |
666 |
|
|
} |
667 |
|
|
|
668 |
|
|
return count; |
669 |
|
|
} |
670 |
|
|
|
671 |
iliev |
778 |
int Sampler::GetVoiceCount() { |
672 |
|
|
int count = 0; |
673 |
|
|
std::set<Engine*>::iterator it = EngineFactory::EngineInstances().begin(); |
674 |
|
|
|
675 |
|
|
for(; it != EngineFactory::EngineInstances().end(); it++) { |
676 |
|
|
count += (*it)->VoiceCount(); |
677 |
|
|
} |
678 |
|
|
|
679 |
|
|
return count; |
680 |
|
|
} |
681 |
|
|
|
682 |
schoenebeck |
212 |
void Sampler::Reset() { |
683 |
|
|
// delete sampler channels |
684 |
|
|
try { |
685 |
schoenebeck |
1934 |
RemoveAllSamplerChannels(); |
686 |
schoenebeck |
212 |
} |
687 |
|
|
catch(...) { |
688 |
|
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all sampler channels, exiting.\n" << std::flush; |
689 |
|
|
exit(EXIT_FAILURE); |
690 |
|
|
} |
691 |
|
|
|
692 |
|
|
// delete midi input devices |
693 |
|
|
try { |
694 |
schoenebeck |
1934 |
DestroyAllMidiInputDevices(); |
695 |
schoenebeck |
212 |
} |
696 |
|
|
catch(...) { |
697 |
|
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI input devices, exiting.\n" << std::flush; |
698 |
|
|
exit(EXIT_FAILURE); |
699 |
|
|
} |
700 |
|
|
|
701 |
|
|
// delete audio output devices |
702 |
|
|
try { |
703 |
schoenebeck |
1934 |
DestroyAllAudioOutputDevices(); |
704 |
schoenebeck |
212 |
} |
705 |
|
|
catch(...) { |
706 |
|
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all audio output devices, exiting.\n" << std::flush; |
707 |
|
|
exit(EXIT_FAILURE); |
708 |
|
|
} |
709 |
schoenebeck |
1008 |
|
710 |
|
|
// delete MIDI instrument maps |
711 |
|
|
try { |
712 |
|
|
MidiInstrumentMapper::RemoveAllMaps(); |
713 |
|
|
} |
714 |
|
|
catch(...) { |
715 |
|
|
std::cerr << "Sampler::Reset(): Exception occured while trying to delete all MIDI instrument maps, exiting.\n" << std::flush; |
716 |
|
|
exit(EXIT_FAILURE); |
717 |
|
|
} |
718 |
schoenebeck |
1212 |
|
719 |
|
|
// unload all instrument editor DLLs |
720 |
|
|
InstrumentEditorFactory::ClosePlugins(); |
721 |
schoenebeck |
212 |
} |
722 |
|
|
|
723 |
schoenebeck |
1723 |
bool Sampler::EnableDenormalsAreZeroMode() { |
724 |
|
|
Features::detect(); |
725 |
|
|
return Features::enableDenormalsAreZeroMode(); |
726 |
|
|
} |
727 |
|
|
|
728 |
persson |
1765 |
void Sampler::fireStatistics() { |
729 |
|
|
static const LSCPEvent::event_t eventsArr[] = { |
730 |
|
|
LSCPEvent::event_voice_count, LSCPEvent::event_stream_count, |
731 |
|
|
LSCPEvent::event_buffer_fill, LSCPEvent::event_total_voice_count |
732 |
|
|
}; |
733 |
|
|
static const std::list<LSCPEvent::event_t> events(eventsArr, eventsArr + 4); |
734 |
|
|
|
735 |
|
|
if (LSCPServer::EventSubscribers(events)) |
736 |
|
|
{ |
737 |
|
|
LSCPServer::LockRTNotify(); |
738 |
|
|
std::map<uint,SamplerChannel*> channels = GetSamplerChannels(); |
739 |
|
|
std::map<uint,SamplerChannel*>::iterator iter = channels.begin(); |
740 |
|
|
for (; iter != channels.end(); iter++) { |
741 |
|
|
SamplerChannel* pSamplerChannel = iter->second; |
742 |
|
|
EngineChannel* pEngineChannel = pSamplerChannel->GetEngineChannel(); |
743 |
|
|
if (!pEngineChannel) continue; |
744 |
|
|
Engine* pEngine = pEngineChannel->GetEngine(); |
745 |
|
|
if (!pEngine) continue; |
746 |
|
|
fireVoiceCountChanged(iter->first, pEngineChannel->GetVoiceCount()); |
747 |
|
|
fireStreamCountChanged(iter->first, pEngineChannel->GetDiskStreamCount()); |
748 |
|
|
fireBufferFillChanged(iter->first, pEngine->DiskStreamBufferFillPercentage()); |
749 |
|
|
} |
750 |
schoenebeck |
1934 |
|
751 |
iliev |
1789 |
fireTotalStreamCountChanged(GetDiskStreamCount()); |
752 |
|
|
fireTotalVoiceCountChanged(GetVoiceCount()); |
753 |
|
|
|
754 |
persson |
1765 |
LSCPServer::UnlockRTNotify(); |
755 |
|
|
} |
756 |
|
|
} |
757 |
|
|
|
758 |
persson |
1897 |
#if defined(WIN32) |
759 |
|
|
static HINSTANCE dllInstance = NULL; |
760 |
|
|
|
761 |
|
|
String Sampler::GetInstallDir() { |
762 |
|
|
char buf[MAX_PATH + 1]; |
763 |
|
|
if (GetModuleFileName(dllInstance, buf, MAX_PATH)) { |
764 |
|
|
String s(buf); |
765 |
|
|
size_t n = s.rfind('\\'); |
766 |
|
|
if (n != String::npos) { |
767 |
|
|
return s.substr(0, n); |
768 |
|
|
} |
769 |
|
|
} |
770 |
|
|
return ""; |
771 |
|
|
} |
772 |
|
|
#endif |
773 |
schoenebeck |
53 |
} // namespace LinuxSampler |
774 |
persson |
1897 |
|
775 |
|
|
#if defined(WIN32) |
776 |
|
|
extern "C" { |
777 |
|
|
BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, LPVOID reserved) |
778 |
|
|
{ |
779 |
|
|
switch (reason) { |
780 |
|
|
case DLL_PROCESS_ATTACH: |
781 |
|
|
LinuxSampler::dllInstance = instance; |
782 |
|
|
break; |
783 |
|
|
} |
784 |
|
|
return TRUE; |
785 |
|
|
} |
786 |
|
|
} |
787 |
|
|
#endif |