From ca27fa0ee2b3f317e8ffb719a018671000155c2e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C3=81lvaro=20Velad=20Galv=C3=A1n?= <ladvan91@hotmail.com>
Date: Fri, 17 Jan 2025 11:06:21 +0100
Subject: [PATCH] fix: Use infiniteLiveStreamDuration equal to true in Safari
 17 or above (#7901)

Fixes https://github.com/shaka-project/shaka-player/issues/7899
---
 externs/shaka/player.js          | 8 +++++---
 lib/util/player_configuration.js | 5 +++++
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/externs/shaka/player.js b/externs/shaka/player.js
index 29e38cb80c..da4da63093 100644
--- a/externs/shaka/player.js
+++ b/externs/shaka/player.js
@@ -1798,10 +1798,12 @@ shaka.extern.LiveSyncConfiguration;
  *   <br>
  *   Defaults to <code>0.5</code>.
  * @property {boolean} infiniteLiveStreamDuration
- *   If <code>true</code>, the media source live duration
- *   set as a<code>Infinity</code>
+ *   If <code>true</code>, the media source duration of livestreams will be set
+ *   to <code>Infinity</code>. Otherwise, it will be set to a high but
+ *   non-infinite number (2^32).
  *   <br>
- *   Defaults to <code>false</code>.
+ *   Defaults to <code>false</code> except on Safari 17 or above whose default
+ *   value is <code>true</code>.
  * @property {number} preloadNextUrlWindow
  *   The window of time at the end of the presentation to begin preloading the
  *   next URL, such as one specified by a urn:mpeg:dash:chaining:2016 element
diff --git a/lib/util/player_configuration.js b/lib/util/player_configuration.js
index 6965da0a6c..84fc172153 100644
--- a/lib/util/player_configuration.js
+++ b/lib/util/player_configuration.js
@@ -274,6 +274,11 @@ shaka.util.PlayerConfiguration = class {
         shaka.util.Platform.isTizen(),
     };
 
+    const safariVersion = shaka.util.Platform.safariVersion();
+    if (safariVersion && safariVersion >= 17) {
+      streaming.infiniteLiveStreamDuration = true;
+    }
+
     // WebOS, Tizen, Chromecast and Hisense have long hardware pipelines
     // that respond slowly to seeking.
     // Therefore we should not seek when we detect a stall