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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, 2006 Christian Schoenebeck * |
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* * |
* * |
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* This program is free software; you can redistribute it and/or modify * |
* This program 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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} |
} |
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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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// 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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//FIXME: hack to allow fast retrieval of engine channel's sampler channel index |
//FIXME: hack to allow fast retrieval of engine channel's sampler channel index |
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pNewEngineChannel->iSamplerChannelIndex = Index(); |
pNewEngineChannel->iSamplerChannelIndex = Index(); |
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} |
} |
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void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) { |
void SamplerChannel::SetMidiInput(MidiInputDevice* pDevice, int iMidiPort, midi_chan_t MidiChannel) { |
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if (!pDevice) throw LinuxSamplerException("No MIDI input device assigned."); |
if (!pDevice) throw Exception("No MIDI input device assigned."); |
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// get old and new midi input port |
// get old and new midi input port |
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MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
MidiInputPort* pOldMidiInputPort = __GetMidiInputDevicePort(GetMidiInputPort()); |
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if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
if (pNewMidiInputPort && pEngineChannel) pNewMidiInputPort->Connect(pEngineChannel, MidiChannel); |
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// Ooops. |
// Ooops. |
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if (pNewMidiInputPort == NULL) |
if (pNewMidiInputPort == NULL) |
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throw LinuxSamplerException("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
throw Exception("There is no MIDI input port with index " + ToString(iMidiPort) + "."); |
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} |
} |
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EngineChannel* SamplerChannel::GetEngineChannel() { |
EngineChannel* SamplerChannel::GetEngineChannel() { |
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} |
} |
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} |
} |
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throw LinuxSamplerException("Internal error: SamplerChannel index not found"); |
throw Exception("Internal error: SamplerChannel index not found"); |
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} |
} |
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MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
MidiInputPort* SamplerChannel::__GetMidiInputDevicePort(int iMidiPort) { |
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LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i)); |
LSCPServer::SendLSCPNotify(LSCPEvent(LSCPEvent::event_channel_count, i)); |
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return pChannel; |
return pChannel; |
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} |
} |
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throw LinuxSamplerException("Internal error: could not find unoccupied sampler channel index."); |
throw Exception("Internal error: could not find unoccupied sampler channel index."); |
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} |
} |
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// we have not reached the index limit so we just add the channel past the highest index |
// we have not reached the index limit so we just add the channel past the highest index |
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return AudioOutputDeviceFactory::AvailableDrivers(); |
return AudioOutputDeviceFactory::AvailableDrivers(); |
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} |
} |
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AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
AudioOutputDevice* Sampler::CreateAudioOutputDevice(String AudioDriver, std::map<String,String> Parameters) throw (Exception) { |
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// create new device |
// create new device |
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AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
AudioOutputDevice* pDevice = AudioOutputDeviceFactory::Create(AudioDriver, Parameters); |
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return mMidiInputDevices; |
return mMidiInputDevices; |
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} |
} |
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void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyAudioOutputDevice(AudioOutputDevice* pDevice) throw (Exception) { |
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AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
AudioOutputDeviceMap::iterator iter = mAudioOutputDevices.begin(); |
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for (; iter != mAudioOutputDevices.end(); iter++) { |
for (; iter != mAudioOutputDevices.end(); iter++) { |
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if (iter->second == pDevice) { |
if (iter->second == pDevice) { |
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// check if there are still sampler engines connected to this device |
// check if there are still sampler engines connected to this device |
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for (uint i = 0; i < SamplerChannels(); i++) |
for (uint i = 0; i < SamplerChannels(); i++) |
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if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the audio output device."); |
if (GetSamplerChannel(i)->GetAudioOutputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the audio output device."); |
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// disable device |
// disable device |
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pDevice->Stop(); |
pDevice->Stop(); |
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} |
} |
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} |
} |
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void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (LinuxSamplerException) { |
void Sampler::DestroyMidiInputDevice(MidiInputDevice* pDevice) throw (Exception) { |
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MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
MidiInputDeviceMap::iterator iter = mMidiInputDevices.begin(); |
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for (; iter != mMidiInputDevices.end(); iter++) { |
for (; iter != mMidiInputDevices.end(); iter++) { |
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if (iter->second == pDevice) { |
if (iter->second == pDevice) { |
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// check if there are still sampler engines connected to this device |
// check if there are still sampler engines connected to this device |
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for (uint i = 0; i < SamplerChannels(); i++) |
for (uint i = 0; i < SamplerChannels(); i++) |
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if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw LinuxSamplerException("Sampler channel " + ToString(i) + " is still connected to the midi input device."); |
if (GetSamplerChannel(i)->GetMidiInputDevice() == pDevice) throw Exception("Sampler channel " + ToString(i) + " is still connected to the midi input device."); |
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// disable device |
// disable device |
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pDevice->StopListen(); |
pDevice->StopListen(); |
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} |
} |
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} |
} |
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MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (LinuxSamplerException) { |
MidiInputDevice* Sampler::CreateMidiInputDevice(String MidiDriver, std::map<String,String> Parameters) throw (Exception) { |
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// create new device |
// create new device |
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MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
MidiInputDevice* pDevice = MidiInputDeviceFactory::Create(MidiDriver, Parameters, this); |
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