From 3510adeacca613ff9d9bba50f3131ae12b582c3c Mon Sep 17 00:00:00 2001
From: rameshm <rameshm@al.com.au>
Date: Wed, 4 Dec 2024 18:08:14 +1100
Subject: [PATCH] fix flatten stack splits contiguous clips issue and add tests
 Signed-off-by: Ramesh Maddhu <rameshm@netflixanimation.com> Signed-off-by:
 Mark Reid <markreid@netflixanimation.com>

---
 src/opentimelineio/stackAlgorithm.cpp | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/opentimelineio/stackAlgorithm.cpp b/src/opentimelineio/stackAlgorithm.cpp
index 17a8aeb4a..ac0cd3ccb 100644
--- a/src/opentimelineio/stackAlgorithm.cpp
+++ b/src/opentimelineio/stackAlgorithm.cpp
@@ -74,8 +74,7 @@ _flatten_next_item(
     }
 
     auto children = track->children();
-    int children_size = static_cast<int>(children.size());
-    for (int i = 0; i < children_size; i++)
+    for (size_t i = 0; i < children.size(); i++)
     {
         std::optional<TimeRange> trim = std::nullopt;
         SerializableObject::Retainer<Composable> child = children[i];
@@ -103,7 +102,7 @@ _flatten_next_item(
                 trim = child_trim;
             }
 
-            if (i+1 < children_size)
+            if (i+1 < children.size())
             {
                 child = children[i++];
             }