title: Get video from share extension from photos like whatsapp
body: <p>Im trying this code to get video from from share extension from photos app but its returns <code>nil</code></p>
  
  <p><a href="https://i.stack.imgur.com/w2LvS.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/w2LvS.jpg" alt="enter image description here"></a></p>
  
  <p><a href="https://i.stack.imgur.com/KShV3.jpg" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/KShV3.jpg" alt="enter image description here"></a></p>
  
  <pre><code>NSString *videoTypeIdentifier = (NSString *)kUTTypeMPEG4;
  for (NSExtensionItem *item in self.extensionContext.inputItems) 
  {
      for (NSItemProvider *itemProvider in item.attachments) 
      {
         if ([itemProvider hasItemConformingToTypeIdentifier:videoTypeIdentifier]) 
         {
              NSLog(@"Found url of video"); // 
              [itemProvider loadItemForTypeIdentifier:videoTypeIdentifier
                                              options:nil
                                    completionHandler:^(NSURL *url, NSError *error)
              {
                      NSLog(@"url = %@",url);// its always nil
              }];
         }
      }
  }
  </code></pre>
  
  <p>output </p>
  
  <p>Found url of video</p>
  
  <p>url = nil</p>
  
  <p>****EDIT****</p>
  
  <p>Its work fine in simulator but not in device.</p>