1 / Create paths to output images  2 NSString  *pngPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents/Test.png"];  3 NSString  *jpgPath = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents/Test.jpg"];  4   5 // Write a UIImage to JPEG with minimum compression (best quality)  6 // The value 'image' must be a UIImage object  7 // The value '1.0' represents image compression quality as value from 0.0 to 1.0  8 [UIImageJPEGRepresentation(image, 1.0) writeToFile:jpgPath atomically:YES];  9  10 // Write image to PNG 11 [UIImagePNGRepresentation(image) writeToFile:pngPath atomically:YES]; 12  13 // Let's check to see if files were successfully written... 14  15 // Create file manager 16 NSError *error; 17 NSFileManager *fileMgr = [NSFileManager defaultManager]; 18  19 // Point to Document directory 20 NSString *documentsDirectory = [NSHomeDirectory() stringByAppendingPathComponent:@"Documents"]; 21  22 // Write out the contents of home directory to console 23 NSLog(@"Documents directory: %@", [fileMgr contentsOfDirectoryAtPath:documentsDirectory error:&error]);