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  1. /*
  2.   SDL_mixer:  An audio mixer library based on the SDL library
  3.   Copyright (C) 1997-2012 Sam Lantinga <slouken@libsdl.org>
  4.  
  5.   This software is provided 'as-is', without any express or implied
  6.   warranty.  In no event will the authors be held liable for any damages
  7.   arising from the use of this software.
  8.  
  9.   Permission is granted to anyone to use this software for any purpose,
  10.   including commercial applications, and to alter it and redistribute it
  11.   freely, subject to the following restrictions:
  12.  
  13.   1. The origin of this software must not be misrepresented; you must not
  14.      claim that you wrote the original software. If you use this software
  15.      in a product, an acknowledgment in the product documentation would be
  16.      appreciated but is not required.
  17.   2. Altered source versions must be plainly marked as such, and must not be
  18.      misrepresented as being the original software.
  19.   3. This notice may not be removed or altered from any source distribution.
  20. */
  21.  
  22. #ifdef OGG_MUSIC
  23. #ifdef OGG_USE_TREMOR
  24. #include <tremor/ivorbisfile.h>
  25. #else
  26. #include <vorbis/vorbisfile.h>
  27. #endif
  28.  
  29. typedef struct {
  30.         int loaded;
  31.         void *handle;
  32.         int (*ov_clear)(OggVorbis_File *vf);
  33.         vorbis_info *(*ov_info)(OggVorbis_File *vf,int link);
  34.         int (*ov_open_callbacks)(void *datasource, OggVorbis_File *vf, char *initial, long ibytes, ov_callbacks callbacks);
  35.         ogg_int64_t (*ov_pcm_total)(OggVorbis_File *vf,int i);
  36. #ifdef OGG_USE_TREMOR
  37.         long (*ov_read)(OggVorbis_File *vf,char *buffer,int length, int *bitstream);
  38. #else
  39.         long (*ov_read)(OggVorbis_File *vf,char *buffer,int length, int bigendianp,int word,int sgned,int *bitstream);
  40. #endif
  41. #ifdef OGG_USE_TREMOR
  42.         int (*ov_time_seek)(OggVorbis_File *vf,ogg_int64_t pos);
  43. #else
  44.         int (*ov_time_seek)(OggVorbis_File *vf,double pos);
  45. #endif
  46. } vorbis_loader;
  47.  
  48. extern vorbis_loader vorbis;
  49.  
  50. #endif /* OGG_MUSIC */
  51.  
  52. extern int Mix_InitOgg();
  53. extern void Mix_QuitOgg();
  54.