From 9d044d30b17b098e6b65829bdd9ba584f6c6ccca Mon Sep 17 00:00:00 2001
From: Kevin Backhouse <kevinbackhouse@github.com>
Date: Mon, 21 Nov 2022 10:50:39 +0000
Subject: [PATCH] Use Safe::add

---
 src/quicktimevideo.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/quicktimevideo.cpp b/src/quicktimevideo.cpp
index 882f19ab..00db1fc1 100644
--- a/src/quicktimevideo.cpp
+++ b/src/quicktimevideo.cpp
@@ -1102,9 +1102,9 @@ void QuickTimeVideo::timeToSampleDecoder() {
   for (uint32_t i = 0; i < noOfEntries; i++) {
     io_->readOrThrow(buf.data(), 4);
     const uint64_t temp = buf.read_uint32(0, bigEndian);
-    totalframes += temp;
+    totalframes = Safe::add(totalframes, temp);
     io_->readOrThrow(buf.data(), 4);
-    timeOfFrames += temp * buf.read_uint32(0, bigEndian);
+    timeOfFrames = Safe::add(timeOfFrames, temp * buf.read_uint32(0, bigEndian));
   }
   if (currentStream_ == Video)
     xmpData_["Xmp.video.FrameRate"] = (double)totalframes * (double)timeScale_ / (double)timeOfFrames;