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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 - 2016 Christian Schoenebeck * |
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* * |
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* 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 * |
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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 program 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 program; 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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|
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#include "MidiInputPort.h" |
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|
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#include "../../common/global_private.h" |
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#include "MidiInstrumentMapper.h" |
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#include "../../Sampler.h" |
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#include "../../engines/EngineFactory.h" |
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#include "VirtualMidiDevice.h" |
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|
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#include <algorithm> |
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|
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namespace LinuxSampler { |
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|
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// *************** ParameterName *************** |
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// * |
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|
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MidiInputPort::ParameterName::ParameterName(MidiInputPort* pPort) : DeviceRuntimeParameterString("Port " + ToString(pPort->GetPortNumber())) { |
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this->pPort = pPort; |
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} |
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|
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MidiInputPort::ParameterName::ParameterName(MidiInputPort* pPort, String val) : DeviceRuntimeParameterString(val) { |
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this->pPort = pPort; |
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} |
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|
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String MidiInputPort::ParameterName::Description() { |
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return "Name for this port"; |
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} |
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|
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bool MidiInputPort::ParameterName::Fix() { |
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return false; |
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} |
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|
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std::vector<String> MidiInputPort::ParameterName::PossibilitiesAsString() { |
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return std::vector<String>(); |
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} |
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|
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void MidiInputPort::ParameterName::OnSetValue(String s) throw (Exception) { |
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return; /* FIXME: Nothing to do here */ |
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} |
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|
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|
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|
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// *************** MidiInputPort *************** |
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// * |
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|
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MidiInputPort::~MidiInputPort() { |
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std::map<String,DeviceRuntimeParameter*>::iterator iter = Parameters.begin(); |
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while (iter != Parameters.end()) { |
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delete iter->second; |
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iter++; |
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} |
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Parameters.clear(); |
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} |
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|
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MidiInputPort::MidiInputPort(MidiInputDevice* pDevice, int portNumber) |
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: MidiChannelMapReader(MidiChannelMap), |
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SysexListenersReader(SysexListeners), |
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virtualMidiDevicesReader(virtualMidiDevices), |
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noteOnVelocityFilterReader(noteOnVelocityFilter) |
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{ |
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this->pDevice = pDevice; |
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this->portNumber = portNumber; |
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runningStatusBuf[0] = 0; |
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Parameters["NAME"] = new ParameterName(this); |
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} |
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|
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MidiInputDevice* MidiInputPort::GetDevice() { |
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return pDevice; |
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} |
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|
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uint MidiInputPort::GetPortNumber() { |
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return portNumber; |
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} |
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|
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std::map<String,DeviceRuntimeParameter*> MidiInputPort::PortParameters() { |
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return Parameters; |
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} |
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|
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void MidiInputPort::DispatchNoteOn(uint8_t Key, uint8_t Velocity, uint MidiChannel) { |
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if (Key > 127 || Velocity > 127 || MidiChannel > 16) return; |
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|
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// apply velocity filter (if any) |
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const std::vector<uint8_t>& velocityFilter = noteOnVelocityFilterReader.Lock(); |
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if (!velocityFilter.empty()) Velocity = velocityFilter[Velocity]; |
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noteOnVelocityFilterReader.Unlock(); |
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|
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOn(Key, Velocity, MidiChannel); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOn(Key, Velocity, MidiChannel); |
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} |
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MidiChannelMapReader.Unlock(); |
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|
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// dispatch event to all low priority MIDI listeners |
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const std::vector<VirtualMidiDevice*>& listeners = |
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virtualMidiDevicesReader.Lock(); |
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for (int i = 0; i < listeners.size(); ++i) |
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listeners[i]->SendNoteOnToDevice(Key, Velocity); |
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virtualMidiDevicesReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchNoteOn(uint8_t Key, uint8_t Velocity, uint MidiChannel, int32_t FragmentPos) { |
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if (Key > 127 || Velocity > 127 || MidiChannel > 16) return; |
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|
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// apply velocity filter (if any) |
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const std::vector<uint8_t>& velocityFilter = noteOnVelocityFilterReader.Lock(); |
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if (!velocityFilter.empty()) Velocity = velocityFilter[Velocity]; |
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noteOnVelocityFilterReader.Unlock(); |
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|
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOn(Key, Velocity, MidiChannel, FragmentPos); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOn(Key, Velocity, MidiChannel, FragmentPos); |
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} |
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MidiChannelMapReader.Unlock(); |
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|
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// dispatch event to all low priority MIDI listeners |
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const std::vector<VirtualMidiDevice*>& listeners = |
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virtualMidiDevicesReader.Lock(); |
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for (int i = 0; i < listeners.size(); ++i) |
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listeners[i]->SendNoteOnToDevice(Key, Velocity); |
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virtualMidiDevicesReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchNoteOff(uint8_t Key, uint8_t Velocity, uint MidiChannel) { |
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if (Key > 127 || Velocity > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOff(Key, Velocity, MidiChannel); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOff(Key, Velocity, MidiChannel); |
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} |
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MidiChannelMapReader.Unlock(); |
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|
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// dispatch event to all low priority MIDI listeners |
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const std::vector<VirtualMidiDevice*>& listeners = |
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virtualMidiDevicesReader.Lock(); |
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for (int i = 0; i < listeners.size(); ++i) |
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listeners[i]->SendNoteOffToDevice(Key, Velocity); |
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virtualMidiDevicesReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchNoteOff(uint8_t Key, uint8_t Velocity, uint MidiChannel, int32_t FragmentPos) { |
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if (Key > 127 || Velocity > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOff(Key, Velocity, MidiChannel, FragmentPos); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendNoteOff(Key, Velocity, MidiChannel, FragmentPos); |
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} |
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MidiChannelMapReader.Unlock(); |
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|
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// dispatch event to all low priority MIDI listeners |
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const std::vector<VirtualMidiDevice*>& listeners = |
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virtualMidiDevicesReader.Lock(); |
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for (int i = 0; i < listeners.size(); ++i) |
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listeners[i]->SendNoteOffToDevice(Key, Velocity); |
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virtualMidiDevicesReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchPitchbend(int Pitch, uint MidiChannel) { |
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if (Pitch < -8192 || Pitch > 8191 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPitchbend(Pitch, MidiChannel); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPitchbend(Pitch, MidiChannel); |
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} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchPitchbend(int Pitch, uint MidiChannel, int32_t FragmentPos) { |
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if (Pitch < -8192 || Pitch > 8191 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPitchbend(Pitch, MidiChannel, FragmentPos); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPitchbend(Pitch, MidiChannel, FragmentPos); |
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} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchChannelPressure(uint8_t Value, uint MidiChannel) { |
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if (Value > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendChannelPressure(Value, MidiChannel); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendChannelPressure(Value, MidiChannel); |
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} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchChannelPressure(uint8_t Value, uint MidiChannel, int32_t FragmentPos) { |
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if (Value > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendChannelPressure(Value, MidiChannel, FragmentPos); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendChannelPressure(Value, MidiChannel, FragmentPos); |
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} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchPolyphonicKeyPressure(uint8_t Key, uint8_t Value, uint MidiChannel) { |
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if (Key > 127 || Value > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPolyphonicKeyPressure(Key, Value, MidiChannel); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPolyphonicKeyPressure(Key, Value, MidiChannel); |
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} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchPolyphonicKeyPressure(uint8_t Key, uint8_t Value, uint MidiChannel, int32_t FragmentPos) { |
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if (Key > 127 || Value > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPolyphonicKeyPressure(Key, Value, MidiChannel, FragmentPos); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendPolyphonicKeyPressure(Key, Value, MidiChannel, FragmentPos); |
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} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchControlChange(uint8_t Controller, uint8_t Value, uint MidiChannel) { |
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if (Controller > 128 || Value > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendControlChange(Controller, Value, MidiChannel); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendControlChange(Controller, Value, MidiChannel); |
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} |
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MidiChannelMapReader.Unlock(); |
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|
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// dispatch event to all low priority MIDI listeners |
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const std::vector<VirtualMidiDevice*>& listeners = |
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virtualMidiDevicesReader.Lock(); |
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for (int i = 0; i < listeners.size(); ++i) |
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listeners[i]->SendCCToDevice(Controller, Value); |
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virtualMidiDevicesReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchControlChange(uint8_t Controller, uint8_t Value, uint MidiChannel, int32_t FragmentPos) { |
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if (Controller > 128 || Value > 127 || MidiChannel > 16) return; |
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
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// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendControlChange(Controller, Value, MidiChannel, FragmentPos); |
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} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendControlChange(Controller, Value, MidiChannel, FragmentPos); |
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} |
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MidiChannelMapReader.Unlock(); |
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|
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// dispatch event to all low priority MIDI listeners |
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const std::vector<VirtualMidiDevice*>& listeners = |
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virtualMidiDevicesReader.Lock(); |
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for (int i = 0; i < listeners.size(); ++i) |
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listeners[i]->SendCCToDevice(Controller, Value); |
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virtualMidiDevicesReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchSysex(void* pData, uint Size) { |
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const std::set<Engine*> allEngines = SysexListenersReader.Lock(); |
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// dispatch event to all engine instances |
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std::set<Engine*>::iterator engineiter = allEngines.begin(); |
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std::set<Engine*>::iterator end = allEngines.end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendSysex(pData, Size, this); |
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SysexListenersReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchProgramChange(uint8_t Program, uint MidiChannel) { |
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if (Program > 127 || MidiChannel > 16) return; |
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if (!pDevice || !pDevice->pSampler) { |
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std::cerr << "MidiInputPort: ERROR, no sampler instance to handle program change." |
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<< "This is a bug, please report it!\n" << std::flush; |
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return; |
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} |
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|
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const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
389 |
// dispatch event for engines listening to the same MIDI channel |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendProgramChange(Program); |
394 |
} |
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// dispatch event for engines listening to ALL MIDI channels |
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{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
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std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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for (; engineiter != end; engineiter++) (*engineiter)->SendProgramChange(Program); |
400 |
} |
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MidiChannelMapReader.Unlock(); |
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} |
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|
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void MidiInputPort::DispatchBankSelectMsb(uint8_t BankMSB, uint MidiChannel) { |
405 |
if (BankMSB > 127 || MidiChannel > 16) return; |
406 |
if (!pDevice || !pDevice->pSampler) { |
407 |
std::cerr << "MidiInputPort: ERROR, no sampler instance to handle bank select MSB." |
408 |
<< "This is a bug, please report it!\n" << std::flush; |
409 |
return; |
410 |
} |
411 |
const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
412 |
// dispatch event for engines listening to the same MIDI channel |
413 |
{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
415 |
std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
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// according to the MIDI specs, a bank select should not alter the patch |
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for (; engineiter != end; engineiter++) (*engineiter)->SetMidiBankMsb(BankMSB); |
418 |
} |
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// dispatch event for engines listening to ALL MIDI channels |
420 |
{ |
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std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
422 |
std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
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// according to the MIDI specs, a bank select should not alter the patch |
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for (; engineiter != end; engineiter++) (*engineiter)->SetMidiBankMsb(BankMSB); |
425 |
} |
426 |
MidiChannelMapReader.Unlock(); |
427 |
} |
428 |
|
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void MidiInputPort::DispatchBankSelectLsb(uint8_t BankLSB, uint MidiChannel) { |
430 |
if (BankLSB > 127 || MidiChannel > 16) return; |
431 |
if (!pDevice || !pDevice->pSampler) { |
432 |
std::cerr << "MidiInputPort: ERROR, no sampler instance to handle bank select LSB." |
433 |
<< "This is a bug, please report it!\n" << std::flush; |
434 |
return; |
435 |
} |
436 |
const MidiChannelMap_t& midiChannelMap = MidiChannelMapReader.Lock(); |
437 |
// dispatch event for engines listening to the same MIDI channel |
438 |
{ |
439 |
std::set<EngineChannel*>::iterator engineiter = midiChannelMap[MidiChannel].begin(); |
440 |
std::set<EngineChannel*>::iterator end = midiChannelMap[MidiChannel].end(); |
441 |
// according to the MIDI specs, a bank select should not alter the patch |
442 |
for (; engineiter != end; engineiter++) (*engineiter)->SetMidiBankLsb(BankLSB); |
443 |
} |
444 |
// dispatch event for engines listening to ALL MIDI channels |
445 |
{ |
446 |
std::set<EngineChannel*>::iterator engineiter = midiChannelMap[midi_chan_all].begin(); |
447 |
std::set<EngineChannel*>::iterator end = midiChannelMap[midi_chan_all].end(); |
448 |
// according to the MIDI specs, a bank select should not alter the patch |
449 |
for (; engineiter != end; engineiter++) (*engineiter)->SetMidiBankLsb(BankLSB); |
450 |
} |
451 |
MidiChannelMapReader.Unlock(); |
452 |
} |
453 |
|
454 |
/** |
455 |
* Handles the so called MIDI "running status" mode, which allows devices |
456 |
* to reduce bandwidth (data reduction). |
457 |
* |
458 |
* If the passed in MIDI data is regular MIDI data, this method will simply |
459 |
* return the original data pointer and just stores the status byte for |
460 |
* potential "running status" event eventually coming next. |
461 |
* |
462 |
* If the passed in MIDI data however seems to be in "running status" mode, |
463 |
* this method will return another buffer, which allows the MIDI parser |
464 |
* to handle the MIDI data as usually with "normal" MIDI data. |
465 |
*/ |
466 |
uint8_t* MidiInputPort::handleRunningStatus(uint8_t* pData) { |
467 |
if ((pData[0] & 0x80) || !runningStatusBuf[0]) { |
468 |
// store status byte for eventual "running status" in next event |
469 |
if (pData[0] & 0x80) { |
470 |
if (pData[0] < 0xf0) { |
471 |
// "running status" is only allowed for channel messages |
472 |
runningStatusBuf[0] = pData[0]; |
473 |
} else if (pData[0] < 0xf8) { |
474 |
// "system common" messages (0xf0..0xf7) shall reset any running |
475 |
// status, however "realtime" messages (0xf8..0xff) shall be |
476 |
// ignored here |
477 |
runningStatusBuf[0] = 0; |
478 |
} |
479 |
} |
480 |
// it's either a regular status byte, or some invalid "running status" |
481 |
return pData; |
482 |
} else { // "running status" mode ... |
483 |
const uint8_t type = runningStatusBuf[0] & 0xf0; |
484 |
const int size = (type == 0xc0 || type == 0xd0) ? 1 : 2; // only program change & channel pressure have 1 data bytes |
485 |
memcpy(&runningStatusBuf[1], pData, size); |
486 |
return runningStatusBuf; |
487 |
} |
488 |
} |
489 |
|
490 |
void MidiInputPort::DispatchRaw(uint8_t* pData) { |
491 |
pData = handleRunningStatus(pData); |
492 |
|
493 |
uint8_t channel = pData[0] & 0x0f; |
494 |
switch (pData[0] & 0xf0) { |
495 |
case 0x80: |
496 |
DispatchNoteOff(pData[1], pData[2], channel); |
497 |
break; |
498 |
case 0x90: |
499 |
if (pData[2]) { |
500 |
DispatchNoteOn(pData[1], pData[2], channel); |
501 |
} else { |
502 |
DispatchNoteOff(pData[1], pData[2], channel); |
503 |
} |
504 |
break; |
505 |
case 0xA0: |
506 |
DispatchPolyphonicKeyPressure(pData[1], pData[2], channel); |
507 |
break; |
508 |
case 0xb0: |
509 |
if (pData[1] == 0) { |
510 |
DispatchBankSelectMsb(pData[2], channel); |
511 |
} else if (pData[1] == 32) { |
512 |
DispatchBankSelectLsb(pData[2], channel); |
513 |
} |
514 |
DispatchControlChange(pData[1], pData[2], channel); |
515 |
break; |
516 |
case 0xc0: |
517 |
DispatchProgramChange(pData[1], channel); |
518 |
break; |
519 |
case 0xd0: |
520 |
DispatchChannelPressure(pData[1], channel); |
521 |
break; |
522 |
case 0xe0: |
523 |
DispatchPitchbend((pData[1] | pData[2] << 7) - 8192, channel); |
524 |
break; |
525 |
} |
526 |
} |
527 |
|
528 |
void MidiInputPort::DispatchRaw(uint8_t* pData, int32_t FragmentPos) { |
529 |
pData = handleRunningStatus(pData); |
530 |
|
531 |
uint8_t channel = pData[0] & 0x0f; |
532 |
switch (pData[0] & 0xf0) { |
533 |
case 0x80: |
534 |
DispatchNoteOff(pData[1], pData[2], channel, FragmentPos); |
535 |
break; |
536 |
case 0x90: |
537 |
if (pData[2]) { |
538 |
DispatchNoteOn(pData[1], pData[2], channel, FragmentPos); |
539 |
} else { |
540 |
DispatchNoteOff(pData[1], pData[2], channel, FragmentPos); |
541 |
} |
542 |
break; |
543 |
case 0xA0: |
544 |
DispatchPolyphonicKeyPressure(pData[1], pData[2], channel, FragmentPos); |
545 |
break; |
546 |
case 0xb0: |
547 |
if (pData[1] == 0) { |
548 |
DispatchBankSelectMsb(pData[2], channel); |
549 |
} else if (pData[1] == 32) { |
550 |
DispatchBankSelectLsb(pData[2], channel); |
551 |
} |
552 |
DispatchControlChange(pData[1], pData[2], channel, FragmentPos); |
553 |
break; |
554 |
case 0xc0: |
555 |
DispatchProgramChange(pData[1], channel); |
556 |
break; |
557 |
case 0xd0: |
558 |
DispatchChannelPressure(pData[1], channel, FragmentPos); |
559 |
break; |
560 |
case 0xe0: |
561 |
DispatchPitchbend((pData[1] | pData[2] << 7) - 8192, channel, FragmentPos); |
562 |
break; |
563 |
} |
564 |
} |
565 |
|
566 |
void MidiInputPort::SetNoteOnVelocityFilter(const std::vector<uint8_t>& filter) { |
567 |
if (filter.size() != 128 && filter.size() != 0) |
568 |
throw MidiInputException("Note on velocity filter must be either of size 128 or 0"); |
569 |
|
570 |
// check the value range of the filter |
571 |
if (!filter.empty()) |
572 |
for (int i = 0; i < 128; i++) |
573 |
if (filter[i] > 127) |
574 |
throw MidiInputException("Invalid note on velocity filter, values must be in range 0 .. 127"); |
575 |
|
576 |
// apply new filter ... |
577 |
LockGuard lock(noteOnVelocityFilterMutex); |
578 |
// double buffer ... double work ... |
579 |
{ |
580 |
std::vector<uint8_t>& config = |
581 |
noteOnVelocityFilter.GetConfigForUpdate(); |
582 |
config = filter; |
583 |
} |
584 |
{ |
585 |
std::vector<uint8_t>& config = |
586 |
noteOnVelocityFilter.SwitchConfig(); |
587 |
config = filter; |
588 |
} |
589 |
} |
590 |
|
591 |
void MidiInputPort::Connect(EngineChannel* pEngineChannel, midi_chan_t MidiChannel) { |
592 |
if (MidiChannel < 0 || MidiChannel > 16) |
593 |
throw MidiInputException("MIDI channel index out of bounds"); |
594 |
|
595 |
// first check if desired connection is already established |
596 |
{ |
597 |
LockGuard lock(MidiChannelMapMutex); |
598 |
MidiChannelMap_t& midiChannelMap = MidiChannelMap.GetConfigForUpdate(); |
599 |
if (midiChannelMap[MidiChannel].count(pEngineChannel)) return; |
600 |
} |
601 |
|
602 |
// remove all other connections of that engine channel (if any) |
603 |
Disconnect(pEngineChannel); |
604 |
|
605 |
// register engine channel on the desired MIDI channel |
606 |
{ |
607 |
LockGuard lock(MidiChannelMapMutex); |
608 |
MidiChannelMap.GetConfigForUpdate()[MidiChannel].insert(pEngineChannel); |
609 |
MidiChannelMap.SwitchConfig()[MidiChannel].insert(pEngineChannel); |
610 |
} |
611 |
|
612 |
// inform engine channel about this connection |
613 |
pEngineChannel->Connect(this); |
614 |
if (pEngineChannel->MidiChannel() != MidiChannel) |
615 |
pEngineChannel->SetMidiChannel(MidiChannel); |
616 |
|
617 |
// mark engine channel as changed |
618 |
pEngineChannel->StatusChanged(true); |
619 |
} |
620 |
|
621 |
void MidiInputPort::Disconnect(EngineChannel* pEngineChannel) { |
622 |
if (!pEngineChannel) return; |
623 |
|
624 |
bool bChannelFound = false; |
625 |
|
626 |
// unregister engine channel from all MIDI channels |
627 |
try { |
628 |
LockGuard lock(MidiChannelMapMutex); |
629 |
{ |
630 |
MidiChannelMap_t& midiChannelMap = MidiChannelMap.GetConfigForUpdate(); |
631 |
for (int i = 0; i <= 16; i++) { |
632 |
bChannelFound |= midiChannelMap[i].count(pEngineChannel); |
633 |
midiChannelMap[i].erase(pEngineChannel); |
634 |
} |
635 |
} |
636 |
// do the same update again, after switching to the other config |
637 |
{ |
638 |
MidiChannelMap_t& midiChannelMap = MidiChannelMap.SwitchConfig(); |
639 |
for (int i = 0; i <= 16; i++) { |
640 |
bChannelFound |= midiChannelMap[i].count(pEngineChannel); |
641 |
midiChannelMap[i].erase(pEngineChannel); |
642 |
} |
643 |
} |
644 |
} |
645 |
catch(...) { /* NOOP */ } |
646 |
|
647 |
// inform engine channel about the disconnection (if there is one) |
648 |
if (bChannelFound) pEngineChannel->Disconnect(this); |
649 |
|
650 |
// mark engine channel as changed |
651 |
pEngineChannel->StatusChanged(true); |
652 |
} |
653 |
|
654 |
SynchronizedConfig<std::set<LinuxSampler::Engine*> > MidiInputPort::SysexListeners; |
655 |
|
656 |
void MidiInputPort::AddSysexListener(Engine* engine) { |
657 |
std::pair<std::set<Engine*>::iterator, bool> p = SysexListeners.GetConfigForUpdate().insert(engine); |
658 |
if (p.second) SysexListeners.SwitchConfig().insert(engine); |
659 |
} |
660 |
|
661 |
bool MidiInputPort::RemoveSysexListener(Engine* engine) { |
662 |
size_t count = SysexListeners.GetConfigForUpdate().erase(engine); |
663 |
if (count) SysexListeners.SwitchConfig().erase(engine); |
664 |
return count; |
665 |
} |
666 |
|
667 |
void MidiInputPort::Connect(VirtualMidiDevice* pDevice) { |
668 |
LockGuard lock(virtualMidiDevicesMutex); |
669 |
// double buffer ... double work ... |
670 |
{ |
671 |
std::vector<VirtualMidiDevice*>& devices = |
672 |
virtualMidiDevices.GetConfigForUpdate(); |
673 |
devices.push_back(pDevice); |
674 |
} |
675 |
{ |
676 |
std::vector<VirtualMidiDevice*>& devices = |
677 |
virtualMidiDevices.SwitchConfig(); |
678 |
devices.push_back(pDevice); |
679 |
} |
680 |
} |
681 |
|
682 |
void MidiInputPort::Disconnect(VirtualMidiDevice* pDevice) { |
683 |
LockGuard lock(virtualMidiDevicesMutex); |
684 |
// double buffer ... double work ... |
685 |
{ |
686 |
std::vector<VirtualMidiDevice*>& devices = |
687 |
virtualMidiDevices.GetConfigForUpdate(); |
688 |
devices.erase(std::find(devices.begin(), devices.end(), pDevice)); |
689 |
} |
690 |
{ |
691 |
std::vector<VirtualMidiDevice*>& devices = |
692 |
virtualMidiDevices.SwitchConfig(); |
693 |
devices.erase(std::find(devices.begin(), devices.end(), pDevice)); |
694 |
} |
695 |
} |
696 |
|
697 |
int MidiInputPort::expectedEventSize(unsigned char byte) { |
698 |
if (!(byte & 0x80) && runningStatusBuf[0]) |
699 |
byte = runningStatusBuf[0]; // "running status" mode |
700 |
|
701 |
if (byte < 0x80) return -1; // not a valid status byte |
702 |
if (byte < 0xC0) return 3; // note on/off, note pressure, control change |
703 |
if (byte < 0xE0) return 2; // program change, channel pressure |
704 |
if (byte < 0xF0) return 3; // pitch wheel |
705 |
if (byte == 0xF0) return -1; // sysex message (variable size) |
706 |
if (byte == 0xF1) return 2; // time code per quarter frame |
707 |
if (byte == 0xF2) return 3; // sys. common song position pointer |
708 |
if (byte == 0xF3) return 2; // sys. common song select |
709 |
if (byte == 0xF4) return -1; // sys. common undefined / reserved |
710 |
if (byte == 0xF5) return -1; // sys. common undefined / reserved |
711 |
return 1; // tune request, end of SysEx, system real-time events |
712 |
} |
713 |
|
714 |
} // namespace LinuxSampler |