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14<h1 align="left">CXGetCompressionHeader</h1>
15<h2>C Specification</h2>
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17<dl>
18  <dd>
19<CODE>#include &lt;revolution/cx.h&gt;</CODE><BR> <BR> <CODE>CXCompressionHeader CXGetCompressionHeader( const void* srcp );</CODE></dd>
20</dl>
21<h2>Arguments</h2>
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25<TD width="13%"><EM><STRONG>srcp</STRONG></EM></TD>
26<TD width="87%">Source address where the compressed data is stored.</TD>
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31<h2>Return Values</h2>
32<p>Gets the header information of the compressed data.</p>
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34<H2>Description</H2>
35<P>This function reads the first 4 bytes of the compressed data and gets the header information of the compressed data.</P>
36<P>It is compatible with all compression formats supported by the CX library.</P>
37<P>The <A href="CXCompressionHeader.html">CXCompressionHeader</A> structure of the returned value is used to initialize context for decompression by the CXInitUncompContextRL, CXInitUncompContextLZ, and CXInitUncompContextHuffman functions.</P>
38<h2>Internal Operation</h2>
39<P>Reads the header in the first 4 bytes of data, converts the data's endian method and returns the correct header information.</P>
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41<h2>See Also</h2>
42<p><CODE><A href="CXUncompressLZ.html">CXUncompressLZ</A>, <A href="CXUncompressHuffman.html">CXUncompressHuffman</A>, <A href="CXUncompressRL.html">CXUncompressRL</A>, <A href="CXUnfilterDiff.html">CXUnfilterDiff</A><BR> <A href="CXGetUncompressedSize.html">CXGetUncompressedSize</A><br></CODE></p>
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44<H2>Revision History</H2>
45<P>07/06/2006 Initial version.</P>
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47<P>CONFIDENTIAL</p>
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