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/* ScummVM - Scumm Interpreter
* Copyright (C) 2003 The ScummVM project
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* $Header$
*
*/
#ifndef BSMUSIC_H
#define BSMUSIC_H
#include "scummsys.h"
#include "common/system.h"
#include "common/file.h"
#define TOTAL_TUNES 270
#define SAMPLERATE 11025
#define BUFSIZE (6 * SAMPLERATE)
#define WAVEHEADERSIZE 0x2C
class SoundMixer;
class SwordMusic {
public:
SwordMusic(OSystem *system, SoundMixer *pMixer);
~SwordMusic();
void stream(void);
void startMusic(int32 tuneId, int32 loopFlag);
void fadeDown(void);
private:
File _musicFile;
OSystem *_system;
SoundMixer *_mixer;
bool _fading;
uint16 _fadeVal;
bool _playing;
bool _loop;
OSystem::MutexRef _mutex;
static void passMixerFunc(void *param, int16 *buf, uint len);
void mixTo(int16 *src, int16 *dst, uint32 len);
void mixer(int16 *buf, uint32 len);
static const char _tuneList[TOTAL_TUNES][8]; // in staticres.cpp
uint32 _waveSize, _wavePos;
int16 *_musicBuf; // samples for 6 seconds
uint32 _bufPos, _smpInBuf;
int16 *_fadeBuf;
uint32 _fadeBufPos, _fadeSmpInBuf;
};
#endif // BSMUSIC_H
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