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/* ScummVM - Scumm Interpreter
* Copyright (C) 2003-2006 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $URL$
* $Id$
*
*/
#ifndef SOUND_VORBIS_H
#define SOUND_VORBIS_H
#include "common/stdafx.h"
#include "common/scummsys.h"
#ifdef USE_VORBIS
namespace Common {
class File;
class SeekableReadStream;
}
namespace Audio {
class AudioStream;
class DigitalTrackInfo;
DigitalTrackInfo *getVorbisTrack(int track);
/**
* Create a new AudioStream from the Ogg Vorbis data in the given
* file. If you only want to play part of that file, then seek
* to the start position in file before passing it to this
* factory function, and specify the appropriate size.
*/
AudioStream *makeVorbisStream(Common::File *file, uint32 size);
/**
* Create a new AudioStream from the Ogg Vorbis data in the given stream.
* Allows for looping (which is why we require a SeekableReadStream),
* and specifying only a portion of the data to be played, based
* on time offsets.
*
* @param stream the SeekableReadStream from which to read the Ogg Vorbis data
* @param disposeAfterUse whether to delete the stream after use
* @param startTime the (optional) time offset in milliseconds from which to start playback
* @param duration the (optional) time in milliseconds specifying how long to play
* @param numLoops how often the data shall be looped (0 = infinite)
* @return a new AudioStream, or NULL, if an error occured
*/
AudioStream *makeVorbisStream(
Common::SeekableReadStream *stream,
bool disposeAfterUse,
uint32 startTime = 0,
uint32 duration = 0,
uint numLoops = 1);
} // End of namespace Audio
#endif // #ifdef USE_VORBIS
#endif // #ifndef SOUND_VORBIS_H
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