Open Radar

 
Summary:
PHLivePhotoView references a deallocated object when trying to display a requested PHLivePhoto from non-existing files.

Steps to Reproduce:
1. Run attached project
2. Press "Load Live Photo" project

Expected Results:
App does not crash.

Actual Results:
PHLivePhotoView bug causes crash.

Log with zombies enabled: // 2015-12-29 18:01:59.600 Live-Photo-View-Crash[11421:694511] *** -[ISPlayerItem unregisterObserver:]: message sent to deallocated instance 0x7ff4c3e176d0

Version:
iOS 9.1 (13B143), iOS 9.2 (13C75)

Notes:


Configuration:
iPhone 6, iOS Simulator

Attachments:
'Live-Photo-View-Crash.zip' was successfully uploaded.

- (IBAction)loadLivePhoto:(id)sender {
  NSArray<NSURL *> *urls = @[
    [NSURL fileURLWithPath:@"/some/non-existing/file.jpeg"],
    [NSURL fileURLWithPath:@"/some/non-existing/movie.mov"],
  ];
  
  [PHLivePhoto
    requestLivePhotoWithResourceFileURLs:urls
    placeholderImage:nil
    targetSize:CGSizeZero
    contentMode:PHImageContentModeDefault
    resultHandler:^(PHLivePhoto * _Nullable livePhoto, NSDictionary * _Nonnull info) {
//      if (livePhoto != nil && CGSizeEqualToSize(livePhoto.size, CGSizeZero)) {
//        // crasher workaround
//        return;
//      }
      
      self.liveView.livePhoto = livePhoto;
  }];
}