<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>Class Poco::DeflatingOutputStream</title> <meta http-equiv="content-type" content="text/html; charset=utf-8"/> <meta name="author" content="Applied Informatics Software Engineering GmbH and Contributors"/> <meta name="publisher" content="Applied Informatics Software Engineering GmbH and Contributors"/> <meta name="copyright" content="Copyright (c) 2009, Applied Informatics Software Engineering GmbH and Contributors"/> <meta name="language" content="en"/> <meta name="date" content="2009-11-24"/> <meta name="generator" content="PocoDoc"/> <link rel="stylesheet" href="css/styles.css" type="text/css"/> </head> <body bgcolor="#ffffff" leftmargin="0" topmargin="0"> <div class="header"> <h1 class="namespace"><a href="Poco.html" class="namespace">Poco</a></h1> <h1 class="symbol">class DeflatingOutputStream</h1> </div> <div class="body"> <p> <b>Library:</b> Foundation<br /> <b>Package:</b> Streams<br /> <b>Header:</b> Poco/DeflatingStream.h</p> <h2>Description</h2> <div class="description"> <p>This stream compresses all data passing through it using zlib's deflate algorithm. After all data has been written to the stream, <a href="Poco.DeflatingOutputStream.html#4665" title="Poco::DeflatingOutputStream::close()">close</a>() must be called to ensure completion of compression. Example: </p> <pre>std::ofstream ostr("data.gz", std::ios::binary); DeflatingOutputStream deflater(ostr, DeflatingStreamBuf::STREAM_GZIP); deflater << "Hello, world!" << std::endl; deflater.close(); ostr.close(); </pre> </div> <h2>Inheritance</h2> <p><b>Direct Base Classes: </b><a href="Poco.DeflatingIOS.html" title="class Poco::DeflatingIOS">DeflatingIOS</a>, std::ostream</p> <p><b>All Base Classes: </b><a href="Poco.DeflatingIOS.html" title="class Poco::DeflatingIOS">DeflatingIOS</a>, std::ios, std::ostream</p> <h2>Member Summary</h2> <p><b>Member Functions: </b><a href="Poco.DeflatingOutputStream.html#4665" title="Poco::DeflatingOutputStream::close()">close</a></p> <p><b>Inherited Functions: </b><a href="Poco.DeflatingIOS.html#4657" title="Poco::DeflatingIOS::rdbuf()">rdbuf</a></p> <h2>Constructors</h2> <h3><a name="4660">DeflatingOutputStream</a></h3> <p class="decl"><a href="Poco.DeflatingOutputStream.html" title="class Poco::DeflatingOutputStream">DeflatingOutputStream</a>(<br /> std::ostream & ostr,<br /> <a href="Poco.DeflatingStreamBuf.html#4620" title="enum Poco::DeflatingStreamBuf::StreamType">DeflatingStreamBuf::StreamType</a> type = DeflatingStreamBuf::STREAM_ZLIB,<br /> int level = (- 1)<br />);</p> <div class="description"> <p></p> </div> <h2>Destructor</h2> <h3><a name="4664">~DeflatingOutputStream</a></h3> <p class="decl">~<a href="Poco.DeflatingOutputStream.html" title="class Poco::DeflatingOutputStream">DeflatingOutputStream</a>();</p> <div class="description"> <p></p> </div> <h2>Member Functions</h2> <h3><a name="4665">close</a></h3> <p class="decl">int close();</p> <div class="description"> <p></p> </div> <p class="footer">POCO C++ Libraries 1.3.6-all<br /> Copyright © 2009, <a href="http://pocoproject.org/" target="_blank">Applied Informatics Software Engineering GmbH and Contributors</a></p> </div> </body> </html>
