qt实现的页面翻转效果,通过修改方向参数，可实现多个翻转效果-qt page flipping effect achieved by modifying the direction parameter, enabling multiple rollover effect

图像处理器：灰度变换、中值滤波、膨胀、腐蚀、傅里叶变换、仿射变换、油画效果、图片保存等(Image processor: gray level transformation, median filter, expansion and corrosion, Fu Liye transform, affine transformation, oil painting effect, picture preservation, etc.)