Anyone knows how to convert a bitmap to PNG or JPG using Objective C assuming I have
任何人都知道如何使用Objective - C将位图转换为PNG或JPG
CGImageRef imageRef;
CGImageRef imageRef;
1 个解决方案
#1
7
UIImage *myImage = [UIImage imageWithCGImage:imageRef];
NSData *pngData = UIImagePNGRepresentation(myImage);
NSData *jpgData = UIImageJPEGRepresentation(myImage);
#1
7
UIImage *myImage = [UIImage imageWithCGImage:imageRef];
NSData *pngData = UIImagePNGRepresentation(myImage);
NSData *jpgData = UIImageJPEGRepresentation(myImage);