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/*************************************************************************** |
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* * |
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* Copyright (C) 2004, 2005 Grame * |
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* Copyright (C) 2005 - 2012 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 "MidiInputDeviceCoreMidi.h" |
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#include "MidiInputDeviceFactory.h" |
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|
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namespace LinuxSampler { |
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|
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// *************** privat static functions *************** |
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// * |
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|
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static void _bridgeInputEvent(const MIDIPacketList* packetList, void* /*device*/, void* port) { |
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//MidiInputDeviceCoreMidi* pDevice = (MidiInputDeviceCoreMidi*) device; |
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi* pPort = (MidiInputDeviceCoreMidi::MidiInputPortCoreMidi*) port; |
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pPort->ProcessMidiEvents(packetList); |
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} |
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|
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static String _getDisplayName(MIDIObjectRef object) { |
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CFStringRef name = nil; |
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if (MIDIObjectGetStringProperty(object, kMIDIPropertyDisplayName, &name) != noErr) { |
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dmsg(1,("CoreMIDI: could not resolve display name of object\n")); |
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return ""; |
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} |
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// convert NSString to C string |
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char* buf = new char[256]; |
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if (!CFStringGetCString(name, buf, 256, kCFStringEncodingUTF8)) { |
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dmsg(1,("CoreMIDI: could not convert display name string\n")); |
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delete[] buf; |
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return ""; |
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} |
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String result = buf; |
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delete[] buf; |
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return result; |
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} |
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|
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|
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// *************** ParameterName *************** |
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// * |
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|
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterName::ParameterName(MidiInputPort* pPort) throw (Exception) : MidiInputPort::ParameterName(pPort, "Port " + ToString(pPort->GetPortNumber())) { |
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OnSetValue(ValueAsString()); // initialize port name |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterName::OnSetValue(String s) throw (Exception) { |
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//TODO: renaming of port to be implemented |
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} |
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|
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// *************** ParameterCoreMidiBindings *************** |
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// * |
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|
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterCoreMidiBindings::ParameterCoreMidiBindings(MidiInputPortCoreMidi* pPort) : DeviceRuntimeParameterStrings( std::vector<String>() ) { |
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this->pPort = pPort; |
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} |
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|
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String MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterCoreMidiBindings::Description() { |
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return "Bindings to other CoreMidi clients"; |
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} |
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bool MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterCoreMidiBindings::Fix() { |
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return false; |
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} |
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|
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std::vector<String> MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterCoreMidiBindings::PossibilitiesAsString() { |
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std::vector<String> res; |
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|
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const ItemCount sourceCount = MIDIGetNumberOfSources(); |
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for (ItemCount i = 0; i < sourceCount; ++i) { |
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MIDIEndpointRef source = MIDIGetSource(i); |
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res.push_back( |
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_getDisplayName(source) |
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); |
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} |
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|
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return res; |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterCoreMidiBindings::OnSetValue(std::vector<String> vS) throw (Exception) { |
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for (int k = 0; k < vS.size(); ++k) { |
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const ItemCount sourceCount = MIDIGetNumberOfSources(); |
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for (ItemCount i = 0; i < sourceCount; ++i) { |
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MIDIEndpointRef source = MIDIGetSource(i); |
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String name = _getDisplayName(source); |
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if (name == vS[k]) { |
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pPort->connectToSource(source); |
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goto matchFound; |
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} |
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} |
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throw MidiInputException("No CoreMIDI source '" + vS[k] + "' found to connect to"); |
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matchFound: |
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; // noop |
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} |
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} |
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|
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// *************** ParameterAutoBind *************** |
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// * |
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|
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterAutoBind::ParameterAutoBind(MidiInputPortCoreMidi* pPort) |
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: DeviceRuntimeParameterBool(false) |
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{ |
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this->pPort = pPort; |
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} |
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|
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String MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterAutoBind::Description() { |
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return "Whether port shall automatically be connected to all CoreMIDI source endpoints."; |
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} |
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|
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bool MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterAutoBind::Fix() { |
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return false; |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ParameterAutoBind::OnSetValue(bool b) throw (Exception) { |
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if (b) pPort->connectToAllSources(); |
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} |
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|
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|
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// *************** MidiInputPortCoreMidi *************** |
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// * |
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|
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int MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::pPortID = 0; |
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|
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::MidiInputPortCoreMidi(MidiInputDeviceCoreMidi* pDevice) throw (MidiInputException) : MidiInputPort(pDevice, -1) { |
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this->pDevice = pDevice; |
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|
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// create CoreMidi virtual destination |
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|
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/* 20080105 Toshi Nagata */ |
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char buf[32]; |
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CFStringRef str; |
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snprintf(buf, sizeof buf, "LinuxSampler_in_%d", pPortID); |
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str = CFStringCreateWithCString(NULL, buf, kCFStringEncodingUTF8); |
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MIDIDestinationCreate(pDevice->hCoreMidiClient, str, ReadProc, this, &pDestination); |
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/* */ |
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|
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if (!pDestination) throw MidiInputException("Error creating CoreMidi virtual destination"); |
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this->portNumber = pPortID++; |
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|
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Parameters["NAME"] = new ParameterName(this); |
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Parameters["CORE_MIDI_BINDINGS"] = new ParameterCoreMidiBindings(this); |
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Parameters["AUTO_BIND"] = new ParameterAutoBind(this); |
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} |
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|
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::~MidiInputPortCoreMidi() { |
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MIDIEndpointDispose(pDestination); |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ReadProc(const MIDIPacketList* pktlist, void* refCon, void* connRefCon) |
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{ |
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MidiInputPortCoreMidi* port = (MidiInputPortCoreMidi*)refCon; |
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port->ProcessMidiEvents(pktlist); |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::ProcessMidiEvents(const MIDIPacketList *pktlist) { |
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MIDIPacket *packet = (MIDIPacket *)pktlist->packet; |
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for (unsigned int i = 0; i < pktlist->numPackets; ++i) { |
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uint8_t* pData = (uint8_t*) packet->data; |
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int k = 0; |
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// A MIDIPacket can have more than one (non SysEx) MIDI event in one |
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// packet. However SysEx messages are guaranteed to be alone in one |
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// MIDIPacket. |
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do { |
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int eventSize = expectedEventSize(pData[k]); |
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if (eventSize < 0) eventSize = packet->length - k; |
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|
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if (k + eventSize > packet->length) goto next_packet; |
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|
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DispatchRaw(&pData[k]); |
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k += eventSize; |
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} while (k < packet->length); |
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|
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next_packet: |
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packet = MIDIPacketNext(packet); |
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} |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::connectToSource(MIDIEndpointRef source) { |
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// check if we already have such a connection, if yes, ignore it |
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for (uint i = 0; i < bindings.size(); ++i) { |
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if (bindings[i] == source) return; |
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} |
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// now establish the CoreMIDI connection |
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MIDIPortConnectSource(pDevice->pBridge, source, this); |
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// and remember it |
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bindings.push_back(source); |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::connectToAllSources() { |
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const ItemCount sourceCount = MIDIGetNumberOfSources(); |
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for (ItemCount i = 0; i < sourceCount; ++i) { |
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MIDIEndpointRef source = MIDIGetSource(i); |
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connectToSource(source); |
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dmsg(1,("Auto binded to CoreMIDI source '%s'\n", _getDisplayName(source).c_str())); |
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} |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::onNewSourceAppeared(MIDIEndpointRef source) { |
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if (((ParameterAutoBind*)Parameters["AUTO_BIND"])->ValueAsBool()) { |
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connectToSource(source); |
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dmsg(1,("Auto binded to new CoreMIDI source '%s'\n", _getDisplayName(source).c_str())); |
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} |
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} |
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|
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void MidiInputDeviceCoreMidi::MidiInputPortCoreMidi::onNewSourceDisappeared(MIDIEndpointRef source) { |
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std::vector<MIDIEndpointRef>::iterator iter = std::find(bindings.begin(), bindings.end(), source); |
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if (iter != bindings.end()) { |
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dmsg(1,("CoreMIDI source '%s' disappeared, disconnecting it.\n", _getDisplayName(source).c_str())); |
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bindings.erase(iter); |
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} |
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} |
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|
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|
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// *************** MidiInputDeviceCoreMidi *************** |
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// * |
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|
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MidiInputDeviceCoreMidi::MidiInputDeviceCoreMidi(std::map<String,DeviceCreationParameter*> Parameters, void* pSampler) : MidiInputDevice(Parameters, pSampler) |
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{ |
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MIDIClientCreate(CFSTR("LinuxSampler"), NotifyProc, this, &hCoreMidiClient); |
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if (!hCoreMidiClient) throw MidiInputException("Error opening CoreMidi client"); |
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|
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OSStatus status = MIDIInputPortCreate(hCoreMidiClient, CFSTR("bridge"), _bridgeInputEvent, this, &pBridge); |
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if (status != noErr) throw MidiInputException("Could not create bridge port for CoreMIDI client"); |
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|
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AcquirePorts(((DeviceCreationParameterInt*)Parameters["PORTS"])->ValueAsInt()); |
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} |
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|
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MidiInputDeviceCoreMidi::~MidiInputDeviceCoreMidi() |
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{ |
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if (hCoreMidiClient) { |
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MIDIClientDispose(hCoreMidiClient); |
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} |
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} |
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|
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MidiInputDeviceCoreMidi::MidiInputPortCoreMidi* MidiInputDeviceCoreMidi::CreateMidiPort() { |
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return new MidiInputPortCoreMidi(this); |
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} |
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|
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String MidiInputDeviceCoreMidi::Name() { |
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return "COREMIDI"; |
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} |
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|
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String MidiInputDeviceCoreMidi::Driver() { |
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return Name(); |
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} |
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|
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String MidiInputDeviceCoreMidi::Description() { |
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return "Apple CoreMidi"; |
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} |
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|
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String MidiInputDeviceCoreMidi::Version() { |
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String s = "$Revision: 1.12 $"; |
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return s.substr(11, s.size() - 13); // cut dollar signs, spaces and CVS macro keyword |
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} |
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|
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void MidiInputDeviceCoreMidi::NotifyProc(const MIDINotification* message, void* refCon) |
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{ |
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MidiInputDeviceCoreMidi* pDevice = (MidiInputDeviceCoreMidi*) refCon; |
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|
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switch (message->messageID) { |
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case kMIDIMsgObjectAdded: { |
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MIDIObjectAddRemoveNotification* notification = (MIDIObjectAddRemoveNotification*) message; |
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if (notification->childType == kMIDIObjectType_Source) { |
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for (std::map<int,MidiInputPort*>::iterator iter = pDevice->Ports.begin(); |
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iter != pDevice->Ports.end(); ++iter) |
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{ |
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MidiInputPortCoreMidi* pPort = (MidiInputPortCoreMidi*) iter->second; |
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MIDIEndpointRef source = (MIDIEndpointRef) notification->child; |
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pPort->onNewSourceAppeared(source); |
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} |
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} |
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break; |
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} |
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|
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case kMIDIMsgObjectRemoved: { |
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MIDIObjectAddRemoveNotification* notification = (MIDIObjectAddRemoveNotification*) message; |
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if (notification->childType == kMIDIObjectType_Source) { |
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for (std::map<int,MidiInputPort*>::iterator iter = pDevice->Ports.begin(); |
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iter != pDevice->Ports.end(); ++iter) |
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{ |
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MidiInputPortCoreMidi* pPort = (MidiInputPortCoreMidi*) iter->second; |
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MIDIEndpointRef source = (MIDIEndpointRef) notification->child; |
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pPort->onNewSourceDisappeared(source); |
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} |
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} |
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break; |
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} |
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|
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case kMIDIMsgSetupChanged: |
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case kMIDIMsgPropertyChanged: |
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case kMIDIMsgThruConnectionsChanged: |
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case kMIDIMsgSerialPortOwnerChanged: |
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case kMIDIMsgIOError: |
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break; |
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} |
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} |
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|
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} // namespace LinuxSampler |