android上的水波纹图像特效，有图像处理的源代码。-android image effects on the water ripple. As image processing source code.

其使用java编写的图像灰度化变换的程序，环境是eclipse，调用了java的图像处理类，对于任意的图片都可处理，并显示灰度化的。-Programs written using java grayscale image conversion, the environment eclipse, call the java class image processing, for any image can be processed and displayed in grayscale.