type Cut struct {
X0 int `form:"x0" binding:"required"`
X1 int `form:"x1" binding:"required"`
Y0 int `form:"y0" binding:"required"`
Y1 int `form:"y1" binding:"required"`
Quality int `form:"quality" binding:"required"`
}
type Resize struct {
Type int `form:"type" binding:"required"` // 缩放类型 1-按尺寸缩放;2-按比例缩放 Quality int `form:"quality" binding:"required"`
Ratio int `form:"ratio"` // 百分比,须大于0.小于100为缩小 Width int `form:"width"`
Height int `form:"height"`
}