73 lines
2 KiB
C
73 lines
2 KiB
C
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/*
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* This file is part of libEmuSC, a Sound Canvas emulator library
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* Copyright (C) 2022-2024 Håkon Skjelten
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*
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* libEmuSC is free software: you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as published
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* by the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* libEmuSC is distributed in the hope that it will be useful, but
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* 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 Lesser 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 libEmuSC. If not, see <http://www.gnu.org/licenses/>.
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*/
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// PCM ROM decoding is based on the SC55_Soundfont generator written by
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// Kitrinx and NewRisingSun [ https://github.com/Kitrinx/SC55_Soundfont ]
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#ifndef __PCM_ROM_H__
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#define __PCM_ROM_H__
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#include "control_rom.h"
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#include <stdint.h>
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#include <string>
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#include <vector>
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namespace EmuSC {
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class PcmRom
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{
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private:
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std::string _version;
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std::string _date;
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struct Samples {
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// std::vector<int32_t> samplesI; // All samples stored in 24 bit 32kHz mono
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std::vector<float> samplesF; // 32 bit float, 32kHz, mono
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};
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std::vector<struct Samples> _sampleSets;
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uint32_t _unscramble_address(uint32_t address);
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int8_t _unscramble_data(int8_t byte);
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uint32_t _find_samples_rom_address(uint32_t address,
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enum ControlRom::SynthGen synthGen);
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int _read_samples(std::vector<char> &rom,
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struct ControlRom::Sample &ctrlSample,
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enum ControlRom::SynthGen synthGen);
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PcmRom();
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public:
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PcmRom(std::vector<std::string> romPath, ControlRom &ctrlRom);
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~PcmRom();
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inline struct Samples& samples(uint16_t ss) { return _sampleSets[ss]; }
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std::string version(void) { return _version; }
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std::string date(void) { return _date; }
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};
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}
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#endif // __PCM_ROM_H__
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