中文说明:IMOVERLAY 函数将创建一个基于蒙版的图像覆盖。需要输入的图像和一个二进制的面具,而它产生输出图像已被指定的颜色取代其蒙面的像素为单位)。
English Description:
The function IMOVERLAY creates a mask-based image overlay. It takes input image and a binary mask, and it produces an output image whose masked pixels have been replaced by a specified color.