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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef ULTIMA8_AUDIO_SONARCAUDIOSAMPLE_H
#define ULTIMA8_AUDIO_SONARCAUDIOSAMPLE_H
#include "ultima/ultima8/audio/audio_sample.h"
namespace Ultima {
namespace Ultima8 {
class SonarcAudioSample : public AudioSample {
struct SonarcDecompData {
uint32 _pos;
uint32 _samplePos;
};
static bool _generatedOneTable;
static int _oneTable[256];
static void GenerateOneTable();
static void decode_EC(int mode, int samplecount,
const uint8 *source, int sourcesize,
uint8 *dest);
static void decode_LPC(int order, int nsamples,
uint8 *dest, const uint8 *factors);
static int audio_decode(const uint8 *source, uint8 *dest);
int _frameSize;
uint32 _srcOffset;
public:
SonarcAudioSample(const uint8 *buffer, uint32 size);
~SonarcAudioSample(void) override;
Audio::SeekableAudioStream *makeStream() const override;
private:
uint32 decompressFrame(SonarcDecompData *decompData, uint8 *samples) const;
};
} // End of namespace Ultima8
} // End of namespace Ultima
#endif
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