1 <html> 2 3 <head> 4 <title>Vorbisfile - Base Data Structures</title> 5 <link rel=stylesheet href="style.css" type="text/css"> 6 </head> 7 8 <body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff"> 9 <table border=0 width=100%> 10 <tr> 11 <td><p class=tiny>Vorbisfile documentation</p></td> 12 <td align=right><p class=tiny>vorbisfile version 1.2.0 - 20070723</p></td> 13 </tr> 14 </table> 15 16 <h1>Base Data Structures</h1> 17 <p>There are several data structures used to hold file and bitstream information during libvorbisfile decoding. These structures are declared in "vorbis/vorbisfile.h" and "vorbis/codec.h". 18 <p> 19 <p>When using libvorbisfile, it's not necessary to know about most of the contents of these data structures, but it may be helpful to understand what they contain. 20 <br><br> 21 22 <table border=1 color=black width=50% cellspacing=0 cellpadding=7> 23 <tr bgcolor=#cccccc> 24 <td><b>datatype</b></td> 25 <td><b>purpose</b></td> 26 </tr> 27 <tr valign=top> 28 <td><a href="OggVorbis_File.html">OggVorbis_File</a></td> 29 <td>This structure represents the basic file information. It contains 30 a pointer to the physical file or bitstream and various information about that bitstream.</td> 31 </tr> 32 <tr valign=top> 33 <td><a href="vorbis_comment.html">vorbis_comment</a></td> 34 <td>This structure contains the file comments. It contains 35 a pointer to unlimited user comments, information about the number of comments, and a vendor description.</td> 36 </tr> 37 <tr valign=top> 38 <td><a href="vorbis_info.html">vorbis_info</a></td> 39 <td>This structure contains encoder-related information about the bitstream. It includes encoder info, channel info, and bitrate limits.</td> 40 </tr> 41 <tr valign=top> 42 <td><a href="ov_callbacks.html">ov_callbacks</a></td> 43 <td>This structure contains pointers to the application-specified file manipulation routines set for use by <a href="ov_open_callbacks.html">ov_open_callbacks()</a>. See also the <a href="callbacks.html">provided document on using application-provided callbacks instead of stdio</a>.</td> 44 </tr> 45 </table> 46 47 <br><br> 48 <hr noshade> 49 <table border=0 width=100%> 50 <tr valign=top> 51 <td><p class=tiny>copyright © 2007 Xiph.org</p></td> 52 <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a></p></td> 53 </tr><tr> 54 <td><p class=tiny>Vorbisfile documentation</p></td> 55 <td align=right><p class=tiny>vorbisfile version 1.2.0 - 20070723</p></td> 56 </tr> 57 </table> 58 59 </body> 60 61 </html> 62
