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一个翻转图象的源程序
- 图形处理实现翻转的代码-graphics processing to achieve the code overturned
manufacture
- 这是一个关于图形图象处理的源代码,是用VC语言来编写的,是很适用的-This is a graphic image of the source code was used to prepare VC language, is applicable
ShowRandImageServlet
- 取随机产生的认证码(4位数字) 在内存中创建图象 获取图形上下文 设定背景色 随机产生88个干扰点图象生效 输出图象到页面 -random from the authentication code (4) created in the memory access graphic images set the background color of context with Machine have 88 points interference effect outp
jy
- 一份图形图象方面的讲义 对于入门也许有点帮助 powerpoint格式的-a graphic image of lectures for entry may help somewhat powerpoint format
Identification-
- 对单数字的验证码，通过一些OCR引擎，如：tesseract，AspriseOCR很容易解决问题。但碰到如CSDN论坛这中图形验证码就比较麻烦，必须先通过预处理。使图象二值化，黑白灰度，增加亮度。-The single digit verification code, through the OCR engine, such as: Tesseract, AspriseOCR very easy to solve the problem. But the encounter such as CS