CIImage contentsOfUrl无法将UIImage转换为PNG
I have a Swift 4.1 (Xcode 9.3) Playground with these contents, and it's failing in a non-obvious way. 我有一个带有这些内容的Swift 4.1(Xcode 9.3)Playground,它以一种非显...
核心图像CIImage 8位灰度
I want to do 2 things: 1) Load 8 bit grayscale image as 8 but grayscale image 2) Save it as 8 bit grayscale image 我想做两件事：1）将8位灰度图像加载为8但是灰度图像2）将其保存为8位灰...
封装CIImage实现实时渲染
封装CIImage实现实时渲染CIImage属于CoreImage里面的东东,用来渲染图片的,为什么要封装它呢?其实很简单,封装好之后使用更加方便.如果直接使用CIImage渲染图片,使用的流程如下:只要你仔细研究一下CIImage,你会发现,filter部分与context部分是彼此分离的,con...
核心图像CIImage 8位灰度
I want to do 2 things: 1) Load 8 bit grayscale image as 8 but grayscale image 2) Save it as 8 bit grayscale image 我想做两件事：1）将8位灰度图像加载为8但是灰度图像2）将其保存为8位灰...