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music_ogg.h
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music_ogg.h
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/*
SDL_mixer: An audio mixer library based on the SDL library
Copyright (C) 1997-2004 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 */
#include <vorbis/vorbisfile.h>
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 */