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92 lines
2.6 KiB
HTML
92 lines
2.6 KiB
HTML
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<title>vorbis - datatype - ovectl_ratemanage2_arg</title>
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<link rel=stylesheet href="style.css" type="text/css">
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</head>
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<body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff">
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<table border=0 width=100%>
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<tr>
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<td><p class=tiny>libvorbisenc documentation</p></td>
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<td align=right><p class=tiny>libvorbisenc version 1.3.2 - 20101101</p></td>
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</table>
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<h1>ovectl_ratemanage2_arg</h1>
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<p><i>declared in "vorbis/vorbisenc.h"</i></p>
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<p>
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The ovectl_ratemanage2_arg structure is used with <a
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href="vorbis_encode_ctl.html">vorbis_encode_ctl()</a> and the OV_ECTL_RATEMANAGE2_GET and
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OV_ECTL_RATEMANAGE2_SET calls in order to query and modify specifics
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of the encoder's bitrate management configuration.
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<p>
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<table border=0 width=100% color=black cellspacing=0 cellpadding=7>
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<tr bgcolor=#cccccc>
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<td>
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<pre><b>struct ovectl_ratemanage2_arg {
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int management_active;
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long bitrate_limit_min_kbps;
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long bitrate_limit_max_kbps;
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long bitrate_limit_reservoir_bits;
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double bitrate_limit_reservoir_bias;
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long bitrate_average_kbps;
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double bitrate_average_damping;
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};</b></pre>
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</td>
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</tr>
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</table>
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<h3>Relevant Struct Members</h3>
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<dl>
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<dt><i>management_active</i></dt>
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<dd>nonzero if bitrate management is active</dd>
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<dt><i>bitrate_limit_min_kbps</i></dt>
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<dd>Lower allowed bitrate limit in kilobits per second</dd>
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<dt><i>bitrate_limit_max_kbps</i></dt>
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<dd>Upper allowed bitrate limit in kilobits per second</dd>
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<dt><i>bitrate_limit_reservoir_bits</i></dt>
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<dd>Size of the bitrate reservoir in bits</dd>
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<dt><i>bitrate_limit_reservoir_bias</i></dt>
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<dd>Regulates the bitrate reservoir's preferred fill level in a range
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from 0.0 to 1.0; 0.0 tries to bank bits to buffer against future
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bitrate spikes, 1.0 buffers against future sudden drops in
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instantaneous bitrate. Default is 0.1 </dd>
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<dt><i>bitrate_average_kbps</i></dt>
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<dd>Average bitrate setting in kilobits per second</dd>
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<dt><i>bitrate_average_damping</i></dt> <dd>Slew rate limit setting
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for average bitrate adjustment; sets the minimum time in seconds the
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bitrate tracker may swing from one extreme to the other when boosting
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or damping average bitrate.</dd>
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</dl>
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<br><br>
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<hr noshade>
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<table border=0 width=100%>
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<tr valign=top>
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<td><p class=tiny>copyright © 2000-2010 Xiph.Org</p></td>
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<td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/index.html">Ogg Vorbis</a></p></td>
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</tr><tr>
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<td><p class=tiny>libvorbisenc documentation</p></td>
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<td align=right><p class=tiny>libvorbisenc version 1.3.2 - 20101101</p></td>
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</tr>
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</table>
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</body>
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</html>
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