diff options
Diffstat (limited to 'libs/evoral/evoral/MIDIXML.hpp')
-rw-r--r-- | libs/evoral/evoral/MIDIXML.hpp | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/libs/evoral/evoral/MIDIXML.hpp b/libs/evoral/evoral/MIDIXML.hpp new file mode 100644 index 0000000000..982e203e55 --- /dev/null +++ b/libs/evoral/evoral/MIDIXML.hpp @@ -0,0 +1,96 @@ +/* This file is part of Evoral. + * Copyright (C) 2008-2016 David Robillard <http://drobilla.net> + * Copyright (C) 2000-2008 Paul Davis + * + * Evoral is free software; you can redistribute it and/or modify it under the + * terms of the GNU General Public License as published by the Free Software + * Foundation; either version 2 of the License, or (at your option) any later + * version. + * + * Evoral is distributed in the hope that it will be useful, but WITHOUT ANY + * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef EVORAL_MIDI_XML_HPP +#define EVORAL_MIDI_XML_HPP + +#include "evoral/MIDIEvent.hpp" +#include "pbd/xml++.h" + +namespace Evoral { +namespace MIDIXML { + +template<typename Time> +bool +xml_to_midi(const XMLNode& node, Evoral::MIDIEvent<Time>& ev) +{ + if (node.name() == "ControlChange") { + ev.set_type(MIDI_CMD_CONTROL); + ev.set_cc_number(atoi(node.property("Control")->value().c_str())); + ev.set_cc_value(atoi(node.property("Value")->value().c_str())); + return true; + } else if (node.name() == "ProgramChange") { + ev.set_type(MIDI_CMD_PGM_CHANGE); + ev.set_pgm_number(atoi(node.property("Number")->value().c_str())); + return true; + } + + return false; +} + +template<typename Time> +boost::shared_ptr<XMLNode> +midi_to_xml(const Evoral::MIDIEvent<Time>& ev) +{ + XMLNode* result = 0; + + switch (ev.type()) { + case MIDI_CMD_CONTROL: + result = new XMLNode("ControlChange"); + result->add_property("Channel", long(ev.channel())); + result->add_property("Control", long(ev.cc_number())); + result->add_property("Value", long(ev.cc_value())); + break; + + case MIDI_CMD_PGM_CHANGE: + result = new XMLNode("ProgramChange"); + result->add_property("Channel", long(ev.channel())); + result->add_property("Number", long(ev.pgm_number())); + break; + + case MIDI_CMD_NOTE_ON: + result = new XMLNode("NoteOn"); + result->add_property("Channel", long(ev.channel())); + result->add_property("Note", long(ev.note())); + result->add_property("Velocity", long(ev.velocity())); + break; + + case MIDI_CMD_NOTE_OFF: + result = new XMLNode("NoteOff"); + result->add_property("Channel", long(ev.channel())); + result->add_property("Note", long(ev.note())); + result->add_property("Velocity", long(ev.velocity())); + break; + + case MIDI_CMD_BENDER: + result = new XMLNode("PitchBendChange"); + result->add_property("Channel", long(ev.channel())); + result->add_property("Value", long(ev.pitch_bender_value())); + break; + + default: + return boost::shared_ptr<XMLNode>(); + } + + return boost::shared_ptr<XMLNode>(result); +} + +} // namespace MIDIXML +} // namespace Evoral + +#endif // EVORAL_MIDI_XML_HPP |