一个简单的driectshow程序，介绍在mfc中如何是使用dx

通过忽略精度 有24位bmp转为16位img压缩图片 ，生成的图片在嵌入式环境内读取速度很快，相应的文件查看软件请下载ImgViewer-Through neglect precision 24-bit bmp into 16 img compressed picture, the picture generated in the embedded environment to read fast, the appropriate file to view software download ImgViewer

用Canny算子提取图像边缘，适合于初学者研究的好代码-Canny operator Image Edge Extraction suitable for beginners study by the code

一个数位影像压缩程序，值得学习-A digital image compression process, it is worth learning

GDI编程示例，演示如何建立图形编程环境，如何实现矢量图形的绘制-GDI programme example demonstrate you how to build the setting and how to implement the protract of the vector image.

实现基本画图功能(直线,圆,矩形等)-achieve basic drawing functions (line, circle, rectangle, etc.)

该程序类似WINDOWS自带的画图程序，只是后面还有些功能还没写完整，以后有时间将其补充完整，不过对于初学者来说程序里有很多东西值的借鉴，特别是多态的使用和菜单的操作，还有文档的保存…… -The program

实现了图片的5中不同的显示方式，可以应用在其他的图片显示程序中-Realize the picture of 5 different display methods can be applied to other images show the process

Sobel完整源代码，Visual C++实现-Sobel complete source code, Visual C++ Realize

GDI是位于应用程序与不同硬件之间的中间层，这种结构让程序员从直接处理不同硬件的工作中解放出来，把硬件间的差异交给了GDI处理。 GDI+是GDI的下一个版本，它进行了很好的改进，并且易用性更好。-GDI is located in different applications and hardware between the middle layer, this structure allows programmers from different hardware directly in the work of liberation, the differences between hardware to handle the GDI. GDI GDI is the next version, it had a very good improvement, and better ease of use.

此代码为视频抓捕，需要相应的视频补捉卡。开发环境为VC6.0。-this code for video capture, the corresponding need to capture the video card. Development environment for VC6.0.