From 9b48d0ca85bcde2e95c24243ed1344c23a30e357 Mon Sep 17 00:00:00 2001
From: Fredrik Mellbin <fredrik.mellbin@gmail.com>
Date: Tue, 27 Feb 2024 22:50:00 +0100
Subject: [PATCH] Extra check

---
 src/core/videosource.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/videosource.cpp b/src/core/videosource.cpp
index f0bdee7b54..082d6ab695 100644
--- a/src/core/videosource.cpp
+++ b/src/core/videosource.cpp
@@ -278,7 +278,7 @@ FFMS_VideoSource::FFMS_VideoSource(const char *SourceFile, FFMS_Index &Index, in
             double TN = (double)(Frames.TB.Num);
             VP.FPSDenominator = (unsigned int)(PTSDiff * TN / TD * 1000.0 / (TotalFrames - 1));
             VP.FPSNumerator = 1000000;
-        } else if (TotalFrames == 1) {
+        } else if (TotalFrames == 1 && Frames.LastDuration > 0) {
             VP.FPSDenominator *= Frames.LastDuration;
         }