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3 <head>
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4 <title>Vorbisfile - File Information</title>
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5 <link rel=stylesheet href="style.css" type="text/css">
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6 </head>
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7
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8 <body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff">
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9 <table border=0 width=100%>
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10 <tr>
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11 <td><p class=tiny>Vorbisfile documentation</p></td>
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12 <td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
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13 </tr>
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14 </table>
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15
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16 <h1>File Information</h1>
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17 <p>Libvorbisfile contains many functions to get information about bitstream attributes and decoding status.
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18 <p>
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19 All libvorbisfile file information routines are declared in "vorbis/vorbisfile.h".
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20 <p>
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21
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22 <table border=1 color=black width=50% cellspacing=0 cellpadding=7>
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23 <tr bgcolor=#cccccc>
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24 <td><b>function</b></td>
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25 <td><b>purpose</b></td>
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26 </tr>
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27 <tr valign=top>
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28 <td><a href="ov_bitrate.html">ov_bitrate</a></td>
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29 <td>Returns the average bitrate of the current logical bitstream.</td>
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30 </tr>
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31 <tr valign=top>
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32 <td><a href="ov_bitrate_instant.html">ov_bitrate_instant</a></td>
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33 <td>Returns the exact bitrate since the last call of this function, or -1 if at the beginning of the bitream or no new information is available.</td>
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34 </tr>
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35 <tr valign=top>
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36 <td><a href="ov_streams.html">ov_streams</a></td>
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37 <td>Gives the number of logical bitstreams within the current physical bitstream.</td>
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38 </tr>
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39 <tr valign=top>
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40 <td><a href="ov_seekable.html">ov_seekable</a></td>
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41 <td>Indicates whether the bitstream is seekable.</td>
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42 </tr>
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43 <tr valign=top>
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44 <td><a href="ov_serialnumber.html">ov_serialnumber</a></td>
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45 <td>Returns the unique serial number of the specified logical bitstream.</td>
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46 </tr>
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47 <tr valign=top>
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48 <td><a href="ov_raw_total.html">ov_raw_total</a></td>
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49 <td>Returns the total (compressed) bytes in a physical or logical seekable bitstream.</td>
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50 </tr>
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51 <tr valign=top>
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52 <td><a href="ov_pcm_total.html">ov_pcm_total</a></td>
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53 <td>Returns the total number of samples in a physical or logical seekable bitstream.</td>
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54 </tr>
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55 <tr valign=top>
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56 <td><a href="ov_time_total.html">ov_time_total</a></td>
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57 <td>Returns the total time length in seconds of a physical or logical seekable bitstream.</td>
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58 </tr>
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59 <tr valign=top>
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60 <td><a href="ov_raw_tell.html">ov_raw_tell</a></td>
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61 <td>Returns the byte location of the next sample to be read, giving the approximate location in the stream that the decoding engine has reached.</td>
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62 </tr>
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63 <tr valign=top>
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64 <td><a href="ov_pcm_tell.html">ov_pcm_tell</a></td>
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65 <td>Returns the sample location of the next sample to be read, giving the approximate location in the stream that the decoding engine has reached.</td>
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66 </tr>
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67 <tr valign=top>
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68 <td><a href="ov_time_tell.html">ov_time_tell</a></td>
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69 <td>Returns the time location of the next sample to be read, giving the approximate location in the stream that the decoding engine has reached.</td>
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70 </tr>
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71 <tr valign=top>
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72 <td><a href="ov_info.html">ov_info</a></td>
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73 <td>Returns the <a href="../libvorbis/vorbis_info.html">vorbis_info</a> struct for a specific bitstream section.</td>
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74 </tr>
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75 <tr valign=top>
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76 <td><a href="ov_comment.html">ov_comment</a></td>
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77 <td>Returns attached <a href="../libvorbis/vorbis_comment.html">comments</a> for the current bitstream.</td>
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78 </tr>
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79 </table>
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80
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81 <br><br>
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82 <hr noshade>
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83 <table border=0 width=100%>
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84 <tr valign=top>
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85 <td><p class=tiny>copyright © 2000-2010 Xiph.Org</p></td>
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86 <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a></p></td>
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87 </tr><tr>
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88 <td><p class=tiny>Vorbisfile documentation</p></td>
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89 <td align=right><p class=tiny>vorbisfile version 1.3.2 - 20101101</p></td>
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90 </tr>
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91 </table>
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92
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93 </body>
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94
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95 </html>
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