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<html>
<head>
<title>libogg - Bitpacking Functions</title>
<link rel=stylesheet href="style.css" type="text/css">
</head>
<body bgcolor=white text=black link="#5555ff" alink="#5555ff" vlink="#5555ff">
<table border=0 width=100%>
<tr>
<td><p class=tiny>libogg documentation</p></td>
<td align=right><p class=tiny>libogg release 1.0 - 20000615</p></td>
</tr>
</table>
<h1>Bitpacking Functions</h1>
<p>Libogg contains a basic bitpacking library that is useful for manipulating data within a buffer.
<p>
All the <b>libogg</b> specific functions are declared in "ogg/ogg.h".
<p>
<table border=1 color=black width=50% cellspacing=0 cellpadding=7>
<tr bgcolor=#cccccc>
<td><b>function</b></td>
<td><b>purpose</b></td>
</tr>
<tr valign=top>
<td><a href="oggpack_writeinit.html">oggpack_writeinit</a></td>
<td>Initializes a buffer for writing using this bitpacking library.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_reset.html">oggpack_reset</a></td>
<td>Clears and resets the buffer to the initial position.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_writeclear.html">oggpack_writeclear</a></td>
<td>Frees the memory used by the buffer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_readinit.html">oggpack_readinit</a></td>
<td>Initializes a buffer for reading using this bitpacking library.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_write.html">oggpack_write</a></td>
<td>Writes bytes to the specified location within the buffer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_look.html">oggpack_look</a></td>
<td>Look at a specified number of bits, <=32, without advancing the location pointer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_look1.html">oggpack_look1</a></td>
<td>Looks at one bit without advancing the location pointer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_adv.html">oggpack_adv</a></td>
<td>Advances the location pointer by a specified number of bits.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_adv1.html">oggpack_adv1</a></td>
<td>Advances the location pointer by one bit.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_read.html">oggpack_read</a></td>
<td>Reads a specified number of bits from the buffer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_read1.html">oggpack_read1</a></td>
<td>Reads one bit from the buffer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_bytes.html">oggpack_bytes</a></td>
<td>Returns the total number of bytes contained within the buffer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_bits.html">oggpack_bits</a></td>
<td>Returns the total number of bits contained within the buffer.</td>
</tr>
<tr valign=top>
<td><a href="oggpack_get_buffer.html">oggpack_get_buffer</a></td>
<td>Returns a pointer to the buffer encapsulated within the <a href="oggpack_buffer.html">oggpack_buffer</a> struct.</td>
</tr>
</table>
<br><br>
<hr noshade>
<table border=0 width=100%>
<tr valign=top>
<td><p class=tiny>copyright &copy; 2000 xiph.org</p></td>
<td align=right><p class=tiny><a href="http://www.xiph.org/ogg/vorbis/">Ogg Vorbis</a><br><a href="mailto:team@xiph.org">team@xiph.org</a></p></td>
</tr><tr>
<td><p class=tiny>libogg documentation</p></td>
<td align=right><p class=tiny>libogg release 1.0 - 20000615</p></td>
</tr>
</table>
</body>
</html>