         self.activeImageRequests[phAsset.localIdentifier] = requestID
     }
     
-    open func requestAsset(cell: CameraRollAssetCell, cameraRollAsset: VIMPHAsset)
+    public func requestAsset(cell: CameraRollAssetCell, cameraRollAsset: VIMPHAsset)
     {
         let phAsset = cameraRollAsset.phAsset
 

        self.activeAssetRequests[phAsset.localIdentifier] = requestID
    }
    
    open func cancelRequests(_ cameraRollAsset: VIMPHAsset)
    {
        self.cancelImageRequest(cameraRollAsset: cameraRollAsset)
        self.cancelAssetRequest(cameraRollAsset: cameraRollAsset)

import Foundation
import Photos

@objc public class PHAssetHelper: NSObject
{
    static let ErrorDomain = "PHAssetHelperErrorDomain"
    
