/*

SDL_mixer: An audio mixer library based on the SDL library

Copyright (C) 1997-2009 Sam Lantinga

This library is free software; you can redistribute it and/or

modify it under the terms of the GNU Library General Public

License as published by the Free Software Foundation; either

version 2 of the License, or (at your option) any later version.

This library 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

Library General Public License for more details.

You should have received a copy of the GNU Library General Public

License along with this library; if not, write to the Free

Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

Sam Lantinga

slouken@libsdl.org

*/

/* $Id$ */

#ifdef OGG_MUSIC

/* This file supports Ogg Vorbis music streams */

#ifdef OGG_USE_TREMOR

#include <tremor/ivorbisfile.h>

#else

#include <vorbis/vorbisfile.h>

#endif

typedef struct {

int playing;

int volume;

OggVorbis_File vf;

int section;

SDL_AudioCVT cvt;

int len_available;

Uint8 *snd_available;

} OGG_music;

/* Initialize the Ogg Vorbis player, with the given mixer settings

This function returns 0, or -1 if there was an error.

*/

extern int OGG_init(SDL_AudioSpec *mixer);

/* Set the volume for an OGG stream */

extern void OGG_setvolume(OGG_music *music, int volume);

/* Load an OGG stream from the given file */

extern OGG_music *OGG_new(const char *file);

/* Load an OGG stream from an SDL_RWops object */

extern OGG_music *OGG_new_RW(SDL_RWops *rw);

/* Start playback of a given OGG stream */

extern void OGG_play(OGG_music *music);

/* Return non-zero if a stream is currently playing */

extern int OGG_playing(OGG_music *music);

/* Play some of a stream previously started with OGG_play() */

extern int OGG_playAudio(OGG_music *music, Uint8 *stream, int len);

/* Stop playback of a stream previously started with OGG_play() */

extern void OGG_stop(OGG_music *music);

/* Close the given OGG stream */

extern void OGG_delete(OGG_music *music);

/* Jump (seek) to a given position (time is in seconds) */

extern void OGG_jump_to_time(OGG_music *music, double time);

#endif /* OGG_MUSIC */