利用matlab编写图像滤镜GUI，符合以下要求：

1.将图像中选取某一区域，进行颜色的滤镜效果； 2.移动滤镜效果的区域。 包括：马赛克，蓝光透镜和素描三种效果。-Use matlab GUI write image filter, comply with the following requirements:

1. Select an image in a certain region, color filter effects　regional 2. Move the filter effect. They include: mosaic, blue lens and sketches three effects.