diff --git a/MediaSlideshow/Source/AV/AVPlayerSlide.swift b/MediaSlideshow/Source/AV/AVPlayerSlide.swift
index 3d5f6e6..829209d 100644
--- a/MediaSlideshow/Source/AV/AVPlayerSlide.swift
+++ b/MediaSlideshow/Source/AV/AVPlayerSlide.swift
@@ -93,10 +93,6 @@ public class AVPlayerSlide: AVPlayerView, MediaSlideshowSlide {
         return transitionView
     }
 
-    public func willStartFullscreenTransition(_ type: FullscreenTransitionType) {
-        source.player.pause()
-    }
-
     public func didAppear() {
         switch onAppear {
         case .play(let muted):
diff --git a/MediaSlideshow/Source/Fullscreen/ZoomAnimatedTransitioning.swift b/MediaSlideshow/Source/Fullscreen/ZoomAnimatedTransitioning.swift
index 136251c..3cf1274 100644
--- a/MediaSlideshow/Source/Fullscreen/ZoomAnimatedTransitioning.swift
+++ b/MediaSlideshow/Source/Fullscreen/ZoomAnimatedTransitioning.swift
@@ -204,7 +204,6 @@ class ZoomInAnimator: ZoomAnimator, UIViewControllerAnimatedTransitioning {
         }
 
         toViewController.view.frame = transitionContext.finalFrame(for: toViewController)
-        toViewController.slideshow.currentSlide?.willStartFullscreenTransition(.zoomIn)
 
         let transitionBackgroundView = UIView(frame: containerView.frame)
         transitionBackgroundView.backgroundColor = toViewController.backgroundColor
@@ -295,7 +294,6 @@ class ZoomOutAnimator: ZoomAnimator, UIViewControllerAnimatedTransitioning {
         guard let fromViewController = transitionContext.viewController(forKey: UITransitionContextViewControllerKey.from) as? FullScreenSlideshowViewController else {
             fatalError("Transition not used with FullScreenSlideshowViewController")
         }
-        fromViewController.slideshow.currentSlide?.willStartFullscreenTransition(.zoomOut)
 
         let containerView = transitionContext.containerView
         var transitionImageView: UIImageView?
diff --git a/MediaSlideshow/Source/Images/ImageSlide.swift b/MediaSlideshow/Source/Images/ImageSlide.swift
index 5fe163f..b2b35b8 100644
--- a/MediaSlideshow/Source/Images/ImageSlide.swift
+++ b/MediaSlideshow/Source/Images/ImageSlide.swift
@@ -190,8 +190,6 @@ open class ImageSlide: UIScrollView, UIScrollViewDelegate, ZoomableMediaSlidesho
         zoomOut()
     }
 
-    public func willStartFullscreenTransition(_ type: FullscreenTransitionType) {}
-
     // MARK: - Image zoom & size
 
     func tapZoom() {
diff --git a/MediaSlideshow/Source/MediaSlideshowSlide.swift b/MediaSlideshow/Source/MediaSlideshowSlide.swift
index bc559fe..a150ae0 100644
--- a/MediaSlideshow/Source/MediaSlideshowSlide.swift
+++ b/MediaSlideshow/Source/MediaSlideshowSlide.swift
@@ -22,6 +22,4 @@ public protocol MediaSlideshowSlide: UIView {
     func didAppear()
 
     func didDisappear()
-
-    func willStartFullscreenTransition(_ type: FullscreenTransitionType)
 }