java图片加水印生成～自己写的~学习为主-java image plus watermark generated ~ ~ wrote it myself to learn the main

createimage函数实现当前零水平集（演化曲线）在原图上的显示和嵌入函数u的重新初始-Createimage functions implementing the current zero level set (curve evolution in the display on the original) and inline function u initial again