Various fixes

submodules/GalleryUI/Sources/GalleryControllerNode.swift

@@ -337,7 +337,6 @@ open class GalleryControllerNode: ASDisplayNode, UIScrollViewDelegate, UIGesture
     
     open func animateIn(animateContent: Bool, useSimpleAnimation: Bool) {
         let duration: Double = animateContent ? 0.2 : 0.3
-        let fadeDuration: Double = 0.2
         
         let backgroundColor = self.backgroundNode.backgroundColor ?? .black
         
@@ -346,9 +345,9 @@ open class GalleryControllerNode: ASDisplayNode, UIScrollViewDelegate, UIGesture
         self.footerNode.alpha = 0.0
         self.currentThumbnailContainerNode?.alpha = 0.0
         
-        self.backgroundNode.layer.animate(from: backgroundColor.withAlphaComponent(0.0).cgColor, to: backgroundColor.cgColor, keyPath: "backgroundColor", timingFunction: CAMediaTimingFunctionName.linear.rawValue, duration: fadeDuration)
+        self.backgroundNode.layer.animate(from: backgroundColor.withAlphaComponent(0.0).cgColor, to: backgroundColor.cgColor, keyPath: "backgroundColor", timingFunction: CAMediaTimingFunctionName.linear.rawValue, duration: 0.15)
         
-        UIView.animate(withDuration: fadeDuration, delay: 0.0, options: [.curveLinear], animations: {
+        UIView.animate(withDuration: 0.15, delay: 0.0, options: [.curveLinear], animations: {
             if !self.areControlsHidden {
                 self.statusBar?.alpha = 1.0
                 self.navigationBar?.alpha = 1.0

submodules/GalleryUI/Sources/GalleryThumbnailContainerNode.swift

@@ -173,6 +173,14 @@ public final class GalleryThumbnailContainerNode: ASDisplayNode, UIScrollViewDel
             self.scrollNode.view.contentSize = contentSize
             updated = true
         }
+                
+        var progress = progress ?? 0.0
+        if centralIndex == 0 && progress < 0.0 {
+            progress = 0.0
+        } else if centralIndex == self.itemNodes.count - 1 && progress > 0.0 {
+            progress = 0.0
+        }
+        
         
         if updated || !self.isPanning {
             transition.animateView {
@@ -180,7 +188,6 @@ public final class GalleryThumbnailContainerNode: ASDisplayNode, UIScrollViewDel
             }
         }
         
-        let progress = progress ?? 0.0
         var itemFrames: [CGRect] = []
         var lastTrailingSpacing: CGFloat = 0.0
         var xOffset: CGFloat = -itemBaseSize.width / 2.0

submodules/GalleryUI/Sources/Items/UniversalVideoGalleryItem.swift

@@ -1419,7 +1419,7 @@ final class UniversalVideoGalleryItemNode: ZoomableContentGalleryItemNode {
                     
                     if isAnimated || disablePlayerControls {
                         strongSelf.footerContentNode.content = .info
-                    } else if isPaused && !strongSelf.ignorePauseStatus {
+                    } else if isPaused && !strongSelf.ignorePauseStatus && strongSelf.isCentral == true {
                         if hasStarted || strongSelf.didPause {
                             strongSelf.footerContentNode.content = .playback(paused: true, seekable: seekable)
                         } else if let fetchStatus = fetchStatus, !strongSelf.requiresDownload {