From b769945f9652e38c35d8d283fbe0baea682939fb Mon Sep 17 00:00:00 2001
From: roytam1 <roytam@gmail.com>
Date: Fri, 20 Feb 2026 09:22:06 +0800
Subject: [PATCH] import from UXP: Issue #2953 - Part 4: Don't attempt to skip
 to next keyframe if there are none. (2bee3534)

---
 dom/media/MediaFormatReader.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dom/media/MediaFormatReader.cpp b/dom/media/MediaFormatReader.cpp
index c79ee73f4..c1a8a35e3 100644
--- a/dom/media/MediaFormatReader.cpp
+++ b/dom/media/MediaFormatReader.cpp
@@ -1677,7 +1677,8 @@ MediaFormatReader::Update(TrackType aTrack)
 
     media::TimeUnit nextKeyframe;
     if (aTrack == TrackType::kVideoTrack && !decoder.HasInternalSeekPending() &&
-        NS_SUCCEEDED(decoder.mTrackDemuxer->GetNextRandomAccessPoint(&nextKeyframe))) {
+        NS_SUCCEEDED(decoder.mTrackDemuxer->GetNextRandomAccessPoint(&nextKeyframe)) &&
+        !nextKeyframe.IsInfinite()) {
       SkipVideoDemuxToNextKeyFrame(decoder.mLastDecodedSampleTime.refOr(TimeInterval()).Length());
       return;
     } else if (aTrack == TrackType::kAudioTrack) {