本程序提供常用的调整图片大小、方向、截取图像的小程序，使对图像的预处理较为方便。

可实现 按照已知长宽调整大小，按照已知比例调整大小，旋转已知角度，按照已知左上角右下角点截图，由用户截取点进行截图，左右颠倒-This program provides commonly used to adjust the picture size, direction, interception image applet, image pre-processing is more convenient. Can be achieved in accordance with the known length and width resizing, in accordance with the known proportion resize, rotate known angle to the upper-left corner of the screenshot right point as known by the user intercept point shots and reversed left to right