117143213GS_2D

用画笔绘制圆角矩形，椭圆，饼形，并用不同颜色画刷进行填充。(Draw a rounded rectangle, ellipse, pie with a brush, and brush with a different color fill.)

图像加密后期测试的程序，用来评价加密图像的质量好坏，可用于图像加密方面(mage encryption late test procedures, used to evaluate the quality of encrypted images, can be used for image encryption)

说明：  实现传统单透镜成像，这里有一步衍射，也有两步衍射。此外给出了相关书籍，仅供参考。(Realization of traditional single lens correlation imaging)

VC++实现数字水印技术，在BMP位图中添加各种水印信息，程序分LSB和DWT嵌入方法。(VC++ implementation of digital watermarking technology, adding various watermarks in BMP bitmap, the program points LSB and DWT embedding methods.)

matlab实现的DBSCAN聚类分析，通过文件输入数据，不同的颜色代表一类数据(Matlab implementation of DBSCAN clustering analysis, through the document import data, different colors represent a category of data)

说明：  一个简单的windows TDI框架,通过他可以熟悉TDI框架模型(A simple windows TDI framework through which he can familiarize himself with the TDI framework model)

Packet matching code.

能同时显示24位图三色R、G、B的直方图(can also showed 24 Figure 3 color R, G, B Histogram)

dct和混沌相结合的图像加密，速度较慢但可以用来学习(DCT and chaotic combination of image encryption, slower but can be used to study)

说明：  能实现图像的分割和识别,能够区分开近似颜色区域的影响(this code can perform image crop and recongition)