wave_file.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/>.
 *
 */
 
#ifndef TITANIC_WAVE_FILE_H
#define TITANIC_WAVE_FILE_H
 
#include "audio/audiostream.h"
#include "audio/mixer.h"
#include "titanic/sound/audio_buffer.h"
#include "titanic/support/string.h"
#include "titanic/true_talk/dialogue_file.h"
 
namespace Titanic {
 
enum LoadMode { LOADMODE_AUDIO_BUFFER = 1, LOADMODE_SCUMMVM = 2 };
 
class CWaveFile {
private:
    Audio::Mixer *_mixer;
    byte *_waveData;
    int _waveSize;
    int _dataSize;
    int _headerSize;
    int _rate;
    byte _flags;
    uint16 _wavType;
    Audio::SeekableAudioStream *_pendingAudioStream;
private:
    void setup();
 
    void load(byte *data, uint dataSize);
 
    Audio::SeekableAudioStream *createAudioStream();
public:
    Audio::Mixer::SoundType _soundType;
 
    LoadMode _loadMode;
    CAudioBuffer *_audioBuffer;
    DisposeAfterUse::Flag _disposeAudioBuffer;
    int _channel;
public:
    CWaveFile(Audio::Mixer *mixer);
    ~CWaveFile();
 
    uint getDurationTicks() const;
 
    uint size() const { return _dataSize; }
 
    bool loadSound(const CString &name);
 
    bool loadSpeech(CDialogueFile *dialogueFile, int speechIndex);
 
    bool loadMusic(const CString &name);
 
    bool loadMusic(CAudioBuffer *buffer, DisposeAfterUse::Flag disposeAfterUse);
 
    bool isLoaded() const {
        return _waveData != nullptr || _pendingAudioStream != nullptr;
    }
 
    uint getFrequency() const { return _rate; }
 
    const int16 *lock();
 
    void unlock(const int16 *ptr);
 
    Audio::SoundHandle play(int numLoops, byte volume);
};
 
} // End of namespace Titanic
 
#endif /* TITANIC_WAVE_FILE_H */