From b001bc9a16cddc47a501511daa47bf3bf165b9aa Mon Sep 17 00:00:00 2001
From: Bill Thornton <billt2006@gmail.com>
Date: Mon, 31 Aug 2020 12:37:01 -0400
Subject: [PATCH] Fix iOS PiP support detection

---
 src/plugins/htmlVideoPlayer/plugin.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/plugins/htmlVideoPlayer/plugin.js b/src/plugins/htmlVideoPlayer/plugin.js
index 88329fecff..a3bee29370 100644
--- a/src/plugins/htmlVideoPlayer/plugin.js
+++ b/src/plugins/htmlVideoPlayer/plugin.js
@@ -1390,7 +1390,12 @@ function tryRemoveElement(elem) {
         const list = [];
 
         const video = document.createElement('video');
-        if (video.webkitSupportsPresentationMode && typeof video.webkitSetPresentationMode === 'function' || document.pictureInPictureEnabled) {
+        if (
+            // Check non-standard Safari PiP support
+            typeof video.webkitSupportsPresentationMode === 'function' && video.webkitSupportsPresentationMode('picture-in-picture') && typeof video.webkitSetPresentationMode === 'function'
+            // Check standard PiP support
+            || document.pictureInPictureEnabled
+        ) {
             list.push('PictureInPicture');
         } else if (window.Windows) {
             if (Windows.UI.ViewManagement.ApplicationView.getForCurrentView().isViewModeSupported(Windows.UI.ViewManagement.ApplicationViewMode.compactOverlay)) {