2016-03-24 36 views
0

我在我的应用程序中使用UITabBarController。让我们说调查表单与步骤,所以每个TabItem是步骤。在步骤3(选项卡3)有一个附件,它是使用UIImagePickerController喜欢这个。使用Alamofire上传图像通过使用UIImagePickerController

import UIKit 

class AttachmentViewController: UIViewController, UICollectionViewDataSource, UICollectionViewDelegate, UIImagePickerControllerDelegate, UINavigationControllerDelegate{ 

@IBOutlet weak var photoCollectionView: UICollectionView! 

var photo = [Photo]() 

//..... Collection View Delegate and Datasource for displaying images 

func imagePickerController(picker: UIImagePickerController, didFinishPickingMediaWithInfo info: [String : AnyObject]) { 
    var newImage: UIImage 

    if let possibleImage = info["UIImagePickerControllerEditedImage"] as? UIImage { 
     newImage = possibleImage 
    } else if let possibleImage = info["UIImagePickerControllerOriginalImage"] as? UIImage { 
     newImage = possibleImage 
    } else { 
     return 
    } 

    let imageName = NSUUID().UUIDString 
    let imagePath = getDocumentsDirectory().stringByAppendingPathComponent(imageName) 

    if let jpegData = UIImageJPEGRepresentation(newImage, 80) { 
     jpegData.writeToFile(imagePath, atomically: true) 
    } 

    let finalPhoto = Photo(image: imageName) 
    photo.append(finalPhoto) 
    photoCollectionView.reloadData() 

    dismissViewControllerAnimated(true, completion: nil) 
} 

问题是我不知道如何上传与swift.I使用Alamofire现在可以得到图像字节的图像,我只是不知道如何使用alamofire把它上传。

回答

0

转换为base64字符串,并上传

let image : UIImage = UIImage("your image") 
      let imageData = UIImageJPEGRepresentation(image, 0.1) 
      base64String = imageData!.base64EncodedStringWithOptions([])