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

import Foundation
import Photos

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

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

