NSData与UIImage之间的转换

1 //NSData转换为UIImage
2 NSData *imageData = [NSData dataWithContentsOfFile: imagePath];
3 UIImage *image = [UIImage imageWithData: imageData];
4 
5 //UIImage转换为NSData
6 NSData *imageData = UIImagePNGRepresentation(aimae);
原文地址:https://www.cnblogs.com/wxy325/p/2946971.html