qt的高级模块，可以用来深入了解qt的高级应用方法

JAVA 完成的一款 媒体播放器, 能支持Mp3的音乐播放功能， 界面简单，漂亮。-JAVA completed a media player, will support MP3 music player, interface simple, and beautiful.

画三角形 画三角形 画三角形 -Triangle triangle draw draw draw draw triangle triangle triangle draw draw triangle

印章识别算法源码，主要从原图像中提取各分量进行背景去除，然后提取特征-chop recognition algorithm source, mainly from the original image from the background component removed, and then extracting features

用鼠标控制绘图程序,包括直线,矩形,圆等-drawing with the mouse control procedures, including linear, rectangular, round, etc.

FTL人面识别库，CAMSHIFT原理。有lib, h, d-FTL face recognition bank CAMSHIFT principle. There lib, h, d

单击右键，弹出一个用于更换窗体皮肤的快捷菜单，在该快捷菜单中选择换皮肤下的任意菜单项，程序将为当前窗体更换皮肤

将一幅给定的图像加噪后进行平滑滤波和中值滤波处理，比较两种处理的效果并与原图像比较之。并添加了锐化滤波处理。-to be an increase in the noise image after smoothing filter and the filter, compare the results with the original image comparison. And add a sharpening filter.

关于3D图形显示的一个系统，对初学的同学们很有用，-3D graphics on a system of the students who are learning useful, thank you

我自己用vb写的一个写字版 用mid窗体写的 如果你在做写字版可以参考下呵呵不错的哦-my own use vb write a written version of the mid Form write if you do write in reference to the next version of Oh oh well

关于中心画圆算法，通过计算x = 0到 y = 0 的1/4椭圆的范围，然后通过对称原理得到其他3/4个点的信息。(R2表示椭圆厂轴的半径） -Center Circle on the algorithm, by calculating the x = 0 to y = 0 1/4 of the scope of an oval, and then adopted the principle of symmetry other 3/4 point information. (R2 that elliptical plant axis radius)