图象处理

本程序是一幅512*512的lena.raw图像进行快速DCT和其逆变换，整个程序均调试通过，是在C语言环境下编写的，在整个关于快速DCT的源码中，本代码可以说是集大成者，很值得一看。(This procedure is mainly of a float or double type of data, rounding, the float data can be positive or negative, can be, take the whole principle of rounding.)

改进的有效边表算法，来自计算机图形学的简单代码(Improved active edge table algorithm, a simple code from the computer graphics)

视频采集，视频处理，视频跟踪，对视频监控很有帮助(Video capture, video processing, video tracking, video surveillance helpful)

3D 点云建筑物分割代码3D 点云建筑物分割代码3D 点云建筑物分割代码(3D point cloud, buildign segmentation3D point cloud, buildign segmentation3D point cloud, buildign segmentation)

此程序可将bmp文件中各像素解析为文本. 并可分析出原bmp 文件位那种格式存储的.(This program can parse every pixel in .bmp file to value in .txt file)

opencv中对扫描图片的切边处理，并且对倾斜图片进行旋转矫正，(The cutting edge of the picture in opencv, rotation correction)

正方体透视投影变换,可通过鼠标及键盘实现动画效果(cube perspective projection transform, through mouse and keyboard to achieve animation effects)

轮轨接触CONTACT程序，可以用来计算轮轨磨耗(Wheel-rail contact CONTACT procedures can be used to calculate the wheel-rail wear)

好东西，下下来看就知道了好东西，下下来看就知道了(Good things, under the terms of the next good thing to know, under the circumstances of view to know)

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.)