﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>博客园-Adrian's Tech Blog-随笔分类-Graphics &amp; Imaging</title><link>http://www.cnblogs.com/Dah/category/89096.html</link><description /><language>zh-cn</language><lastBuildDate>Tue, 20 May 2008 19:39:23 GMT</lastBuildDate><pubDate>Tue, 20 May 2008 19:39:23 GMT</pubDate><ttl>60</ttl><item><title>Fast Fourier Transform in C# (Cooky-Turkey)</title><link>http://www.cnblogs.com/Dah/archive/2007/08/10/850904.html</link><dc:creator>Adrian H.</dc:creator><author>Adrian H.</author><pubDate>Fri, 10 Aug 2007 07:30:00 GMT</pubDate><guid>http://www.cnblogs.com/Dah/archive/2007/08/10/850904.html</guid><wfw:comment>http://www.cnblogs.com/Dah/comments/850904.html</wfw:comment><comments>http://www.cnblogs.com/Dah/archive/2007/08/10/850904.html#Feedback</comments><slash:comments>3</slash:comments><wfw:commentRss>http://www.cnblogs.com/Dah/comments/commentRss/850904.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Dah/services/trackbacks/850904.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: C# code snippet below is an illustration of the Cooky-Turkey algorithm, the performance may suck when processing huge datasets, but you can use arrays of double instead of arrays of complex number structure to reduce the performance impact by object initializations and method invocations(overloaded operators).&nbsp;&nbsp;<a href='http://www.cnblogs.com/Dah/archive/2007/08/10/850904.html'>阅读全文</a><img src ="http://www.cnblogs.com/Dah/aggbug/850904.html?type=1" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://Dah.cnblogs.com/" target="_blank">Adrian H.</a> 2007-08-10 15:30 <a href="http://www.cnblogs.com/Dah/archive/2007/08/10/850904.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>The Story of Lena(.tiff)</title><link>http://www.cnblogs.com/Dah/archive/2007/08/10/850822.html</link><dc:creator>Adrian H.</dc:creator><author>Adrian H.</author><pubDate>Fri, 10 Aug 2007 06:57:00 GMT</pubDate><guid>http://www.cnblogs.com/Dah/archive/2007/08/10/850822.html</guid><wfw:comment>http://www.cnblogs.com/Dah/comments/850822.html</wfw:comment><comments>http://www.cnblogs.com/Dah/archive/2007/08/10/850822.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cnblogs.com/Dah/comments/commentRss/850822.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Dah/services/trackbacks/850822.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: Lena(或Lenna) 的图片是在数字图像处理的文献中经常被引用做示例图片, 我对这幅图片的出处也一直很好奇, 今天才在网上发现.. 原来她是某年Playboy杂志里的...&nbsp;&nbsp;<a href='http://www.cnblogs.com/Dah/archive/2007/08/10/850822.html'>阅读全文</a><img src ="http://www.cnblogs.com/Dah/aggbug/850822.html?type=1" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://Dah.cnblogs.com/" target="_blank">Adrian H.</a> 2007-08-10 14:57 <a href="http://www.cnblogs.com/Dah/archive/2007/08/10/850822.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Convert PGM To BMP in C#</title><link>http://www.cnblogs.com/Dah/archive/2007/08/07/846176.html</link><dc:creator>Adrian H.</dc:creator><author>Adrian H.</author><pubDate>Tue, 07 Aug 2007 05:56:00 GMT</pubDate><guid>http://www.cnblogs.com/Dah/archive/2007/08/07/846176.html</guid><wfw:comment>http://www.cnblogs.com/Dah/comments/846176.html</wfw:comment><comments>http://www.cnblogs.com/Dah/archive/2007/08/07/846176.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.cnblogs.com/Dah/comments/commentRss/846176.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Dah/services/trackbacks/846176.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: PGM(PortableGrayMap)isanimageformatwhichuses1or2bytestostoreagrayscalepixel,thefo...&nbsp;&nbsp;<a href='http://www.cnblogs.com/Dah/archive/2007/08/07/846176.html'>阅读全文</a><img src ="http://www.cnblogs.com/Dah/aggbug/846176.html?type=1" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://Dah.cnblogs.com/" target="_blank">Adrian H.</a> 2007-08-07 13:56 <a href="http://www.cnblogs.com/Dah/archive/2007/08/07/846176.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>GLEE: Graph Layout Execution Engine from Microsoft Research</title><link>http://www.cnblogs.com/Dah/archive/2007/06/12/780965.html</link><dc:creator>Adrian H.</dc:creator><author>Adrian H.</author><pubDate>Tue, 12 Jun 2007 11:50:00 GMT</pubDate><guid>http://www.cnblogs.com/Dah/archive/2007/06/12/780965.html</guid><wfw:comment>http://www.cnblogs.com/Dah/comments/780965.html</wfw:comment><comments>http://www.cnblogs.com/Dah/archive/2007/06/12/780965.html#Feedback</comments><slash:comments>2</slash:comments><wfw:commentRss>http://www.cnblogs.com/Dah/comments/commentRss/780965.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Dah/services/trackbacks/780965.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: GLEE 是 Microsoft Research 的 Lev Nachmanson  开发的一个.NET 图形布局和查看的工具, 遵循了 Sugiyama 方案, 可以生成有层次的的布局, 自然地使用图形表示流程的信息, 如程序流程, 状态机, 类图等等..&nbsp;&nbsp;<a href='http://www.cnblogs.com/Dah/archive/2007/06/12/780965.html'>阅读全文</a><img src ="http://www.cnblogs.com/Dah/aggbug/780965.html?type=1" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://Dah.cnblogs.com/" target="_blank">Adrian H.</a> 2007-06-12 19:50 <a href="http://www.cnblogs.com/Dah/archive/2007/06/12/780965.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>Fast Gaussian Blur Algorithm in C#</title><link>http://www.cnblogs.com/Dah/archive/2007/03/30/694527.html</link><dc:creator>Adrian H.</dc:creator><author>Adrian H.</author><pubDate>Fri, 30 Mar 2007 14:17:00 GMT</pubDate><guid>http://www.cnblogs.com/Dah/archive/2007/03/30/694527.html</guid><wfw:comment>http://www.cnblogs.com/Dah/comments/694527.html</wfw:comment><comments>http://www.cnblogs.com/Dah/archive/2007/03/30/694527.html#Feedback</comments><slash:comments>5</slash:comments><wfw:commentRss>http://www.cnblogs.com/Dah/comments/commentRss/694527.html</wfw:commentRss><trackback:ping>http://www.cnblogs.com/Dah/services/trackbacks/694527.html</trackback:ping><description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 摘要: Inspired by http://incubator.quasimondo.com/processing/fastblur.pde  , I wrote a piece of CSharp code to implement this efficient "gaussian blur" alogorithm for one of my .Net project.<br>The concept of the "fast" is avoiding floating point calculation and pre-calculating some multiplication operation, storing the results into a large two-dimension array for later blurring operations, so it saves lots of time.&nbsp;&nbsp;<a href='http://www.cnblogs.com/Dah/archive/2007/03/30/694527.html'>阅读全文</a><img src ="http://www.cnblogs.com/Dah/aggbug/694527.html?type=1" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://Dah.cnblogs.com/" target="_blank">Adrian H.</a> 2007-03-30 22:17 <a href="http://www.cnblogs.com/Dah/archive/2007/03/30/694527.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item></channel></rss>