mirror of https://github.com/ZDoom/qzdoom.git
139 lines
4.0 KiB
C++
139 lines
4.0 KiB
C++
/*
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* libADLMIDI is a free MIDI to WAV conversion library with OPL3 emulation
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*
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* Original ADLMIDI code: Copyright (c) 2010-2014 Joel Yliluoma <bisqwit@iki.fi>
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* ADLMIDI Library API: Copyright (c) 2016 Vitaly Novichkov <admin@wohlnet.ru>
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*
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* Library is based on the ADLMIDI, a MIDI player for Linux and Windows with OPL3 emulation:
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* http://iki.fi/bisqwit/source/adlmidi.html
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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 3 of the License, or
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* 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, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef ADLDATA_H
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#define ADLDATA_H
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#include <string.h>
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#include <stdint.h>
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#include <cstring>
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#pragma pack(push, 1)
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#define ADLDATA_BYTE_COMPARABLE(T) \
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inline bool operator==(const T &a, const T &b) \
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{ return !memcmp(&a, &b, sizeof(T)); } \
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inline bool operator!=(const T &a, const T &b) \
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{ return !operator==(a, b); }
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struct adldata
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{
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uint32_t modulator_E862, carrier_E862; // See below
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uint8_t modulator_40, carrier_40; // KSL/attenuation settings
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uint8_t feedconn; // Feedback/connection bits for the channel
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int8_t finetune;
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};
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ADLDATA_BYTE_COMPARABLE(struct adldata)
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struct adlinsdata
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{
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enum { Flag_Pseudo4op = 0x01, Flag_NoSound = 0x02, Flag_Real4op = 0x04 };
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enum { Flag_RM_BassDrum = 0x08, Flag_RM_Snare = 0x10, Flag_RM_TomTom = 0x18,
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Flag_RM_Cymbal = 0x20, Flag_RM_HiHat = 0x28, Mask_RhythmMode = 0x38 };
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uint16_t adlno1, adlno2;
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uint8_t tone;
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uint8_t flags;
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uint16_t ms_sound_kon; // Number of milliseconds it produces sound;
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uint16_t ms_sound_koff;
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int8_t midi_velocity_offset;
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double voice2_fine_tune;
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};
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ADLDATA_BYTE_COMPARABLE(struct adlinsdata)
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enum { adlNoteOnMaxTime = 40000 };
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/**
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* @brief Instrument data with operators included
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*/
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struct adlinsdata2
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{
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adldata adl[2];
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uint8_t tone;
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uint8_t flags;
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uint16_t ms_sound_kon; // Number of milliseconds it produces sound;
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uint16_t ms_sound_koff;
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int8_t midi_velocity_offset;
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double voice2_fine_tune;
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static adlinsdata2 from_adldata(const adlinsdata &d);
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};
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ADLDATA_BYTE_COMPARABLE(struct adlinsdata2)
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#undef ADLDATA_BYTE_COMPARABLE
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#pragma pack(pop)
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/**
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* @brief Bank global setup
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*/
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struct AdlBankSetup
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{
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int volumeModel;
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bool deepTremolo;
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bool deepVibrato;
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bool adLibPercussions;
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bool scaleModulators;
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};
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#ifndef DISABLE_EMBEDDED_BANKS
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int maxAdlBanks();
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extern const adldata adl[];
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extern const adlinsdata adlins[];
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extern const unsigned short banks[][256];
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extern const char* const banknames[];
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extern const AdlBankSetup adlbanksetup[];
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#endif
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/**
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* @brief Conversion of storage formats
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*/
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inline adlinsdata2 adlinsdata2::from_adldata(const adlinsdata &d)
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{
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adlinsdata2 ins;
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ins.tone = d.tone;
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ins.flags = d.flags;
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ins.ms_sound_kon = d.ms_sound_kon;
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ins.ms_sound_koff = d.ms_sound_koff;
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ins.midi_velocity_offset = d.midi_velocity_offset;
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ins.voice2_fine_tune = d.voice2_fine_tune;
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#ifdef DISABLE_EMBEDDED_BANKS
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std::memset(ins.adl, 0, sizeof(adldata) * 2);
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#else
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ins.adl[0] = ::adl[d.adlno1];
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ins.adl[1] = ::adl[d.adlno2];
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#endif
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return ins;
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}
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/**
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* @brief Convert external instrument to internal instrument
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*/
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void cvt_ADLI_to_FMIns(adlinsdata2 &dst, const struct ADL_Instrument &src);
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/**
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* @brief Convert internal instrument to external instrument
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*/
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void cvt_FMIns_to_ADLI(struct ADL_Instrument &dst, const adlinsdata2 &src);
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#endif //ADLDATA_H
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