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【开源】canvas图像裁剪、压缩、旋转
source link: https://juejin.im/post/5a0cff01518825592c07a766
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前言前段时间遇到了一个移动端对图像进行裁剪、压缩、旋转的需求。考虑到已有各轮子的契合度都不高，于是自己重新造了一个轮子。 关于图像裁剪、压缩在HTML5时代，canvas的功能已经非常强大了，可以进行像素级的操作。像图像裁剪、压缩就都是基于canvas来实现的
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