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63 lines
1.9 KiB
C++
63 lines
1.9 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) 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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef ULTIMA8_AUDIO_SONARCAUDIOSAMPLE_H
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#define ULTIMA8_AUDIO_SONARCAUDIOSAMPLE_H
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#include "ultima/ultima8/audio/audio_sample.h"
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namespace Ultima {
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namespace Ultima8 {
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class SonarcAudioSample : public AudioSample {
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struct SonarcDecompData {
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uint32 _pos;
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uint32 _samplePos;
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};
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static bool _generatedOneTable;
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static int _oneTable[256];
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static void GenerateOneTable();
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static void decode_EC(int mode, int samplecount,
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const uint8 *source, int sourcesize,
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uint8 *dest);
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static void decode_LPC(int order, int nsamples,
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uint8 *dest, const uint8 *factors);
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static int audio_decode(const uint8 *source, uint8 *dest);
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uint32 _srcOffset;
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public:
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SonarcAudioSample(const uint8 *buffer, uint32 size);
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~SonarcAudioSample(void) override;
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void initDecompressor(void *DecompData) const override;
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uint32 decompressFrame(void *DecompData, void *samples) const override;
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void rewind(void *DecompData) const override;
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};
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} // End of namespace Ultima8
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} // End of namespace Ultima
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#endif
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