88 lines
2.3 KiB
C
88 lines
2.3 KiB
C
// Copyright(c) 2016 YamaArashi
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#ifndef MIDI_H
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#define MIDI_H
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#include <cstdint>
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enum class MidiFormat
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{
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SingleTrack,
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MultiTrack
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};
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enum class EventType
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{
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EndOfTie = 0x01,
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Label = 0x11,
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LoopEnd = 0x12,
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LoopEndBegin = 0x13,
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LoopBegin = 0x14,
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OriginalTimeSignature = 0x15,
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WholeNoteMark = 0x16,
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Pattern = 0x17,
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TimeSignature = 0x18,
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Tempo = 0x19,
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InstrumentChange = 0x21,
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Controller = 0x22,
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PitchBend = 0x23,
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KeyShift = 0x31,
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Note = 0x40,
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TimeSplit = 0xFE,
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EndOfTrack = 0xFF,
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};
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struct Event
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{
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std::int32_t time;
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EventType type;
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std::uint8_t note;
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std::uint8_t param1;
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std::int32_t param2;
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bool operator==(const Event& other)
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{
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return (time == other.time
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&& type == other.type
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&& note == other.note
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&& param1 == other.param1
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&& param2 == other.param2);
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}
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bool operator!=(const Event& other)
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{
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return !(*this == other);
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}
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};
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void ReadMidiFileHeader();
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void ReadMidiTracks();
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extern int g_midiChan;
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extern std::int32_t g_initialWait;
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inline bool IsPatternBoundary(EventType type)
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{
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return type == EventType::EndOfTrack || (int)type <= 0x17;
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}
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#endif // MIDI_H
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