scummvm/engines/cge/sound.h
Tomasz Długosz eaab877d66 JANITORIAL: fix the name of original author of cge and cge2
The first name is Janusz, not Janus.
The correct name was used in AUTHORS and credits.
In case of doubts, see his personal webpage: https://www.jbw.pl/ - name is in the page footer
2020-04-18 20:59:57 +02:00

136 lines
2.9 KiB
C++

/* 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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/*
* This code is based on original Soltys source code
* Copyright (c) 1994-1995 Janusz B. Wisniewski and L.K. Avalon
*/
#ifndef CGE_SOUND_H
#define CGE_SOUND_H
#include "cge/fileio.h"
#include "audio/midiplayer.h"
#include "audio/mixer.h"
#include "common/memstream.h"
namespace Audio {
class RewindableAudioStream;
}
namespace CGE {
class CGEEngine;
// sample info
struct SmpInfo {
const uint8 *_saddr; // address
uint16 _slen; // length
uint16 _span; // left/right pan (0-15)
int _counter; // number of time the sample should be played
};
class DataCk {
byte *_buf;
int _ckSize;
public:
DataCk(byte *buf, int bufSize);
~DataCk();
inline const byte *addr() {
return _buf;
}
inline int size() {
return _ckSize;
}
};
class Sound {
public:
SmpInfo _smpinf;
Sound(CGEEngine *vm);
~Sound();
void open();
void close();
void play(DataCk *wav, int pan);
int16 getRepeat();
void setRepeat(int16 count);
void stop();
private:
int _soundRepeatCount;
CGEEngine *_vm;
Audio::SoundHandle _soundHandle;
Audio::RewindableAudioStream *_audioStream;
void sndDigiStart(SmpInfo *PSmpInfo);
void sndDigiStop(SmpInfo *PSmpInfo);
};
class Fx {
CGEEngine *_vm;
struct Handler {
int _ref;
DataCk *_wav;
} *_cache;
int _size;
DataCk *load(int idx, int ref);
DataCk *loadWave(EncryptedStream *file);
int find(int ref);
public:
DataCk *_current;
Fx(CGEEngine *vm, int size);
~Fx();
void clear();
void preload(int ref0);
DataCk *operator[](int ref);
};
class MusicPlayer: public Audio::MidiPlayer {
private:
CGEEngine *_vm;
byte *_data;
int _dataSize;
bool _isGM;
// Start MIDI File
void sndMidiStart();
// Stop MIDI File
void sndMidiStop();
public:
MusicPlayer(CGEEngine *vm);
~MusicPlayer() override;
void loadMidi(int ref);
void killMidi();
void send(uint32 b) override;
void sendToChannel(byte channel, uint32 b) override;
};
} // End of namespace CGE
#endif