载入图像后能够实现，红绿蓝三通道显示、红绿蓝三分量法灰度显示、灰度直方图显示、灰度取反、直方图均衡化、均值滤波、中值滤波等图像处理功能。-After loading the image can be realized, three channel RGB display, three RGB component grayscale display, histogram display, gray scale inversion, histogram equalization, mean filt