X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/4c51a665c649f7579fb39e62070cef4f66b3210d..60372b0d54379701d62edf5595a7dc25c48330e1:/src/msw/mediactrl_am.cpp

diff --git a/src/msw/mediactrl_am.cpp b/src/msw/mediactrl_am.cpp
index 300cb6816d..edcb971d6a 100644
--- a/src/msw/mediactrl_am.cpp
+++ b/src/msw/mediactrl_am.cpp
@@ -2020,7 +2020,15 @@ wxLongLong wxAMMediaBackend::GetDuration()
 
         case S_OK:
             // outDuration is in seconds, we need milliseconds
-            return outDuration * 1000;
+#ifdef wxLongLong_t
+            return static_cast<wxLongLong_t>(outDuration * 1000);
+#else
+            // In principle it's possible to have video of duration greater
+            // than ~1193 hours which corresponds LONG_MAX in milliseconds so
+            // cast to wxLongLong first and multiply by 1000 only then to avoid
+            // the overflow (resulting in maximal duration of ~136 years).
+            return wxLongLong(static_cast<long>(outDuration)) * 1000;
+#endif
     }
 }