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/* 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/>.
*
*/
/* Sound engine */
#ifndef SCI_SOUND_AUDIO_H
#define SCI_SOUND_AUDIO_H
#include "sci/engine/vm_types.h"
#include "audio/mixer.h"
namespace Audio {
class RewindableAudioStream;
} // End of namespace Audio
namespace Sci {
enum AudioCommands {
kSciAudioWPlay = 1, /* Loads an audio stream */
kSciAudioPlay = 2, /* Plays an audio stream */
kSciAudioStop = 3, /* Stops an audio stream */
kSciAudioPause = 4, /* Pauses an audio stream */
kSciAudioResume = 5, /* Resumes an audio stream */
kSciAudioPosition = 6, /* Return current position in audio stream */
kSciAudioRate = 7, /* Return audio rate */
kSciAudioVolume = 8, /* Return audio volume */
kSciAudioLanguage = 9, /* Return audio language */
kSciAudioCD = 10 /* Plays SCI1.1 CD audio */
};
#define AUDIO_VOLUME_MAX 127
class Resource;
class ResourceId;
class ResourceManager;
class SegManager;
class AudioPlayer {
public:
AudioPlayer(ResourceManager *resMan);
~AudioPlayer();
void setAudioRate(uint16 rate) { _audioRate = rate; }
Audio::SoundHandle *getAudioHandle() { return &_audioHandle; }
Audio::RewindableAudioStream *getAudioStream(uint32 number, uint32 volume, int *sampleLen);
int getAudioPosition();
int startAudio(uint16 module, uint32 tuple);
int wPlayAudio(uint16 module, uint32 tuple);
void stopAudio();
void pauseAudio();
void resumeAudio();
void handleFanmadeSciAudio(reg_t sciAudioObject, SegManager *segMan);
int audioCdPlay(int track, int start, int duration);
void audioCdStop();
void audioCdUpdate();
int audioCdPosition();
void stopAllAudio();
void incrementPlayCounter();
uint16 getPlayCounter();
private:
ResourceManager *_resMan;
uint16 _audioRate;
Audio::SoundHandle _audioHandle;
Audio::Mixer *_mixer;
uint32 _audioCdStart;
bool _wPlayFlag;
bool _initCD;
uint16 _playCounter;
};
} // End of namespace Sci
#endif // SCI_SOUND_AUDIO_H
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