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00004 <title>Tremor - function - ov_bitrate</title>
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00011 <td><p class=tiny>Tremor documentation</p></td>
00012 <td align=right><p class=tiny>Tremor version 1.0 - 20020403</p></td>
00013 </tr>
00014 </table>
00015
00016 <h1>ov_bitrate_instant</h1>
00017
00018 <p><i>declared in "ivorbisfile.h";</i></p>
00019
00020 <p>Used to find the most recent bitrate played back within the file. Will return 0 if the bitrate has not changed or it is the beginning of the file.
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00026 <pre><b>
00027 long ov_bitrate_instant(OggVorbis_File *vf);
00028 </b></pre>
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00032
00033 <h3>Parameters</h3>
00034 <dl>
00035 <dt><i>vf</i></dt>
00036 <dd>A pointer to the OggVorbis_File structure--this is used for ALL the externally visible libvorbisidec
00037 functions.
00038 </dl>
00039
00040
00041 <h3>Return Values</h3>
00042 <blockquote>
00043 <li>0 indicates the beginning of the file or unchanged bitrate info.</li>
00044 <li><i>n</i> indicates the actual bitrate since the last call.</li>
00045 <li>OV_FALSE indicates that playback is not in progress, and thus there is no instantaneous bitrate information to report.</li>
00046 <li>OV_EINVAL indicates that the stream represented by <tt>vf</tt> is not open.</li>
00047 </blockquote>
00048 <p>
00049
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00051 <br><br>
00052 <hr noshade>
00053 <table border=0 width=100%>
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00055 <td><p class=tiny>copyright © 2002 Xiph.org</p></td>
00056 <td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a></p></td>
00057 </tr><tr>
00058 <td><p class=tiny>Tremor documentation</p></td>
00059 <td align=right><p class=tiny>Tremor version 1.0 - 20020403</p></td>
00060 </tr>
00061 </table>
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00063 </body>
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