forked from KolibriOS/kolibrios
76 lines
2.3 KiB
C
76 lines
2.3 KiB
C
|
/*
|
||
|
|
SDL_mixer: An audio mixer library based on the SDL library
|
||
|
|
Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org>
|
||
|
|
|
||
|
|
This software is provided 'as-is', without any express or implied
|
||
|
|
warranty. In no event will the authors be held liable for any damages
|
||
|
|
arising from the use of this software.
|
||
|
|
|
||
|
|
Permission is granted to anyone to use this software for any purpose,
|
||
|
|
including commercial applications, and to alter it and redistribute it
|
||
|
|
freely, subject to the following restrictions:
|
||
|
|
|
||
|
|
1. The origin of this software must not be misrepresented; you must not
|
||
|
|
claim that you wrote the original software. If you use this software
|
||
|
|
in a product, an acknowledgment in the product documentation would be
|
||
|
|
appreciated but is not required.
|
||
|
|
2. Altered source versions must be plainly marked as such, and must not be
|
||
|
|
misrepresented as being the original software.
|
||
|
|
3. This notice may not be removed or altered from any source distribution.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/* $Id$ */
|
||
|
|
|
||
|
|
#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 {
|
||
|
|
SDL_RWops *rw;
|
||
|
|
int freerw;
|
||
|
|
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 an SDL_RWops object */
|
||
|
|
extern OGG_music *OGG_new_RW(SDL_RWops *rw, int freerw);
|
||
|
|
|
||
|
|
/* 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 */
|