VisualC/vorbis/include/vorbis/vorbisfile.h
changeset 556 2686e67b59fd
parent 555 b92bfb451700
child 557 a55168d8babe
     1.1 --- a/VisualC/vorbis/include/vorbis/vorbisfile.h	Mon Jan 09 01:58:40 2012 -0500
     1.2 +++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.3 @@ -1,206 +0,0 @@
     1.4 -/********************************************************************
     1.5 - *                                                                  *
     1.6 - * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *
     1.7 - * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
     1.8 - * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
     1.9 - * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
    1.10 - *                                                                  *
    1.11 - * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007             *
    1.12 - * by the Xiph.Org Foundation http://www.xiph.org/                  *
    1.13 - *                                                                  *
    1.14 - ********************************************************************
    1.15 -
    1.16 - function: stdio-based convenience library for opening/seeking/decoding
    1.17 - last mod: $Id: vorbisfile.h 17182 2010-04-29 03:48:32Z xiphmont $
    1.18 -
    1.19 - ********************************************************************/
    1.20 -
    1.21 -#ifndef _OV_FILE_H_
    1.22 -#define _OV_FILE_H_
    1.23 -
    1.24 -#ifdef __cplusplus
    1.25 -extern "C"
    1.26 -{
    1.27 -#endif /* __cplusplus */
    1.28 -
    1.29 -#include <stdio.h>
    1.30 -#include "codec.h"
    1.31 -
    1.32 -/* The function prototypes for the callbacks are basically the same as for
    1.33 - * the stdio functions fread, fseek, fclose, ftell.
    1.34 - * The one difference is that the FILE * arguments have been replaced with
    1.35 - * a void * - this is to be used as a pointer to whatever internal data these
    1.36 - * functions might need. In the stdio case, it's just a FILE * cast to a void *
    1.37 - *
    1.38 - * If you use other functions, check the docs for these functions and return
    1.39 - * the right values. For seek_func(), you *MUST* return -1 if the stream is
    1.40 - * unseekable
    1.41 - */
    1.42 -typedef struct {
    1.43 -  size_t (*read_func)  (void *ptr, size_t size, size_t nmemb, void *datasource);
    1.44 -  int    (*seek_func)  (void *datasource, ogg_int64_t offset, int whence);
    1.45 -  int    (*close_func) (void *datasource);
    1.46 -  long   (*tell_func)  (void *datasource);
    1.47 -} ov_callbacks;
    1.48 -
    1.49 -#ifndef OV_EXCLUDE_STATIC_CALLBACKS
    1.50 -
    1.51 -/* a few sets of convenient callbacks, especially for use under
    1.52 - * Windows where ov_open_callbacks() should always be used instead of
    1.53 - * ov_open() to avoid problems with incompatible crt.o version linking
    1.54 - * issues. */
    1.55 -
    1.56 -static int _ov_header_fseek_wrap(FILE *f,ogg_int64_t off,int whence){
    1.57 -  if(f==NULL)return(-1);
    1.58 -
    1.59 -#ifdef __MINGW32__
    1.60 -  return fseeko64(f,off,whence);
    1.61 -#elif defined (_WIN32)
    1.62 -  return _fseeki64(f,off,whence);
    1.63 -#else
    1.64 -  return fseek(f,off,whence);
    1.65 -#endif
    1.66 -}
    1.67 -
    1.68 -/* These structs below (OV_CALLBACKS_DEFAULT etc) are defined here as
    1.69 - * static data. That means that every file which includes this header
    1.70 - * will get its own copy of these structs whether it uses them or
    1.71 - * not unless it #defines OV_EXCLUDE_STATIC_CALLBACKS.
    1.72 - * These static symbols are essential on platforms such as Windows on
    1.73 - * which several different versions of stdio support may be linked to
    1.74 - * by different DLLs, and we need to be certain we know which one
    1.75 - * we're using (the same one as the main application).
    1.76 - */
    1.77 -
    1.78 -static ov_callbacks OV_CALLBACKS_DEFAULT = {
    1.79 -  (size_t (*)(void *, size_t, size_t, void *))  fread,
    1.80 -  (int (*)(void *, ogg_int64_t, int))           _ov_header_fseek_wrap,
    1.81 -  (int (*)(void *))                             fclose,
    1.82 -  (long (*)(void *))                            ftell
    1.83 -};
    1.84 -
    1.85 -static ov_callbacks OV_CALLBACKS_NOCLOSE = {
    1.86 -  (size_t (*)(void *, size_t, size_t, void *))  fread,
    1.87 -  (int (*)(void *, ogg_int64_t, int))           _ov_header_fseek_wrap,
    1.88 -  (int (*)(void *))                             NULL,
    1.89 -  (long (*)(void *))                            ftell
    1.90 -};
    1.91 -
    1.92 -static ov_callbacks OV_CALLBACKS_STREAMONLY = {
    1.93 -  (size_t (*)(void *, size_t, size_t, void *))  fread,
    1.94 -  (int (*)(void *, ogg_int64_t, int))           NULL,
    1.95 -  (int (*)(void *))                             fclose,
    1.96 -  (long (*)(void *))                            NULL
    1.97 -};
    1.98 -
    1.99 -static ov_callbacks OV_CALLBACKS_STREAMONLY_NOCLOSE = {
   1.100 -  (size_t (*)(void *, size_t, size_t, void *))  fread,
   1.101 -  (int (*)(void *, ogg_int64_t, int))           NULL,
   1.102 -  (int (*)(void *))                             NULL,
   1.103 -  (long (*)(void *))                            NULL
   1.104 -};
   1.105 -
   1.106 -#endif
   1.107 -
   1.108 -#define  NOTOPEN   0
   1.109 -#define  PARTOPEN  1
   1.110 -#define  OPENED    2
   1.111 -#define  STREAMSET 3
   1.112 -#define  INITSET   4
   1.113 -
   1.114 -typedef struct OggVorbis_File {
   1.115 -  void            *datasource; /* Pointer to a FILE *, etc. */
   1.116 -  int              seekable;
   1.117 -  ogg_int64_t      offset;
   1.118 -  ogg_int64_t      end;
   1.119 -  ogg_sync_state   oy;
   1.120 -
   1.121 -  /* If the FILE handle isn't seekable (eg, a pipe), only the current
   1.122 -     stream appears */
   1.123 -  int              links;
   1.124 -  ogg_int64_t     *offsets;
   1.125 -  ogg_int64_t     *dataoffsets;
   1.126 -  long            *serialnos;
   1.127 -  ogg_int64_t     *pcmlengths; /* overloaded to maintain binary
   1.128 -                                  compatibility; x2 size, stores both
   1.129 -                                  beginning and end values */
   1.130 -  vorbis_info     *vi;
   1.131 -  vorbis_comment  *vc;
   1.132 -
   1.133 -  /* Decoding working state local storage */
   1.134 -  ogg_int64_t      pcm_offset;
   1.135 -  int              ready_state;
   1.136 -  long             current_serialno;
   1.137 -  int              current_link;
   1.138 -
   1.139 -  double           bittrack;
   1.140 -  double           samptrack;
   1.141 -
   1.142 -  ogg_stream_state os; /* take physical pages, weld into a logical
   1.143 -                          stream of packets */
   1.144 -  vorbis_dsp_state vd; /* central working state for the packet->PCM decoder */
   1.145 -  vorbis_block     vb; /* local working space for packet->PCM decode */
   1.146 -
   1.147 -  ov_callbacks callbacks;
   1.148 -
   1.149 -} OggVorbis_File;
   1.150 -
   1.151 -
   1.152 -extern int ov_clear(OggVorbis_File *vf);
   1.153 -extern int ov_fopen(const char *path,OggVorbis_File *vf);
   1.154 -extern int ov_open(FILE *f,OggVorbis_File *vf,const char *initial,long ibytes);
   1.155 -extern int ov_open_callbacks(void *datasource, OggVorbis_File *vf,
   1.156 -                const char *initial, long ibytes, ov_callbacks callbacks);
   1.157 -
   1.158 -extern int ov_test(FILE *f,OggVorbis_File *vf,const char *initial,long ibytes);
   1.159 -extern int ov_test_callbacks(void *datasource, OggVorbis_File *vf,
   1.160 -                const char *initial, long ibytes, ov_callbacks callbacks);
   1.161 -extern int ov_test_open(OggVorbis_File *vf);
   1.162 -
   1.163 -extern long ov_bitrate(OggVorbis_File *vf,int i);
   1.164 -extern long ov_bitrate_instant(OggVorbis_File *vf);
   1.165 -extern long ov_streams(OggVorbis_File *vf);
   1.166 -extern long ov_seekable(OggVorbis_File *vf);
   1.167 -extern long ov_serialnumber(OggVorbis_File *vf,int i);
   1.168 -
   1.169 -extern ogg_int64_t ov_raw_total(OggVorbis_File *vf,int i);
   1.170 -extern ogg_int64_t ov_pcm_total(OggVorbis_File *vf,int i);
   1.171 -extern double ov_time_total(OggVorbis_File *vf,int i);
   1.172 -
   1.173 -extern int ov_raw_seek(OggVorbis_File *vf,ogg_int64_t pos);
   1.174 -extern int ov_pcm_seek(OggVorbis_File *vf,ogg_int64_t pos);
   1.175 -extern int ov_pcm_seek_page(OggVorbis_File *vf,ogg_int64_t pos);
   1.176 -extern int ov_time_seek(OggVorbis_File *vf,double pos);
   1.177 -extern int ov_time_seek_page(OggVorbis_File *vf,double pos);
   1.178 -
   1.179 -extern int ov_raw_seek_lap(OggVorbis_File *vf,ogg_int64_t pos);
   1.180 -extern int ov_pcm_seek_lap(OggVorbis_File *vf,ogg_int64_t pos);
   1.181 -extern int ov_pcm_seek_page_lap(OggVorbis_File *vf,ogg_int64_t pos);
   1.182 -extern int ov_time_seek_lap(OggVorbis_File *vf,double pos);
   1.183 -extern int ov_time_seek_page_lap(OggVorbis_File *vf,double pos);
   1.184 -
   1.185 -extern ogg_int64_t ov_raw_tell(OggVorbis_File *vf);
   1.186 -extern ogg_int64_t ov_pcm_tell(OggVorbis_File *vf);
   1.187 -extern double ov_time_tell(OggVorbis_File *vf);
   1.188 -
   1.189 -extern vorbis_info *ov_info(OggVorbis_File *vf,int link);
   1.190 -extern vorbis_comment *ov_comment(OggVorbis_File *vf,int link);
   1.191 -
   1.192 -extern long ov_read_float(OggVorbis_File *vf,float ***pcm_channels,int samples,
   1.193 -                          int *bitstream);
   1.194 -extern long ov_read_filter(OggVorbis_File *vf,char *buffer,int length,
   1.195 -                          int bigendianp,int word,int sgned,int *bitstream,
   1.196 -                          void (*filter)(float **pcm,long channels,long samples,void *filter_param),void *filter_param);
   1.197 -extern long ov_read(OggVorbis_File *vf,char *buffer,int length,
   1.198 -                    int bigendianp,int word,int sgned,int *bitstream);
   1.199 -extern int ov_crosslap(OggVorbis_File *vf1,OggVorbis_File *vf2);
   1.200 -
   1.201 -extern int ov_halfrate(OggVorbis_File *vf,int flag);
   1.202 -extern int ov_halfrate_p(OggVorbis_File *vf);
   1.203 -
   1.204 -#ifdef __cplusplus
   1.205 -}
   1.206 -#endif /* __cplusplus */
   1.207 -
   1.208 -#endif
   1.209 -