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/*
* This file is part of AtracDEnc.
*
* AtracDEnc is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* AtracDEnc 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with AtracDEnc; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include <config.h>
#include <memory>
#include <vector>
namespace NAtracDEnc {
struct TAt3PGhaData {
static constexpr uint32_t EMPTY_POINT = static_cast<uint32_t>(-1);
static constexpr uint32_t INIT = static_cast<uint32_t>(-2);
struct TWaveParam {
uint32_t FreqIndex;
uint32_t AmpSf;
uint32_t AmpIndex;
uint32_t PhaseIndex;
};
struct TWaveSbInfo {
size_t WaveIndex;
size_t WaveNums;
std::pair<uint32_t, uint32_t> Envelope = {EMPTY_POINT, EMPTY_POINT};
};
struct TWavesChannel {
std::vector<TWaveSbInfo> WaveSbInfos;
std::vector<TWaveParam> WaveParams;
};
std::array<TWavesChannel, 2> Waves;
uint8_t NumToneBands;
bool ToneSharing[16];
bool SecondIsLeader;
size_t GetNumWaves(size_t ch, size_t sb) const {
return Waves[ch].WaveSbInfos.at(sb).WaveNums;
}
std::pair<uint32_t, uint32_t> GetEnvelope(size_t ch, size_t sb) const {
return Waves[ch].WaveSbInfos.at(sb).Envelope;
}
std::pair<const TWaveParam*, size_t> GetWaves(size_t ch, size_t sb) const {
const auto& sbInfo = Waves[ch].WaveSbInfos.at(sb);
return { &Waves[ch].WaveParams[sbInfo.WaveIndex], sbInfo.WaveNums };
}
};
class IGhaProcessor {
public:
using TBufPtr = std::array<const float*, 2>;
virtual ~IGhaProcessor() {}
virtual const TAt3PGhaData* DoAnalize(TBufPtr b1, TBufPtr b2) = 0;
};
std::unique_ptr<IGhaProcessor> MakeGhaProcessor0(bool stereo);
} // namespace NAtracDEnc
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