sound.h

/* 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/>.
 *
 */

/*
 * This code is based on original Mortville Manor DOS source code
 * Copyright (c) 1987-1989 Lankhor
 */

#ifndef MORTEVIELLE_SOUND_H
#define MORTEVIELLE_SOUND_H

#include "audio/mixer.h"
#include "common/mutex.h"
#include "common/queue.h"
#include "common/text-to-speech.h"

namespace Audio {
class QueuingAudioStream;
}

namespace Mortevielle {
class MortevielleEngine;

const int kNullValue = 255;
const int kTempoMusic = 71;
const int kTempoNoise = 78;
const int kTempoF = 80;
const int kTempoM = 89;

struct SpeechQueue {
    int _val;
    int _code;
    int _acc;
    int _freq;
    int _rep;
};

typedef int tablint[256];

class SoundManager {
private:
    MortevielleEngine *_vm;

    byte *_ambiantNoiseBuf;
    byte *_noiseBuf;
    int _phonemeNumb;
    int _soundType;
    SpeechQueue _queue[3];
    byte _wordBuf[1712];
    byte _troctBuf[10576];
    bool _buildingSentence;
    int _ptr_oct;
    int _tbi[256];

    Audio::QueuingAudioStream *_audioStream;

    void loadPhonemeSounds();
    void moveQueue();
    void initQueue();
    void handlePhoneme();

    void spfrac(int wor);
    void charg_car(int &currWordNumb);
    void entroct(byte o);
    void cctable(tablint &t);
    void trait_car();

    void regenbruit();
    void litph(tablint &t, int typ, int tempo);

public:
    SoundManager(MortevielleEngine *vm, Audio::Mixer *mixer);
    ~SoundManager();

    Audio::Mixer *_mixer;
    Common::TextToSpeechManager *_ttsMan;
    Audio::SoundHandle _soundHandle;
    uint16 *_cfiphBuffer;

    int decodeMusic(const byte *PSrc, byte *PDest, int size);
    void playSong(const byte *buf, uint usize, uint loops);
    void loadAmbiantSounds();
    void loadNoise();
    void startSpeech(int rep, int character, int typ);
    void waitSpeech();
};

} // End of namespace Mortevielle

#endif