From 175443d7a6b5fecf73e8c9b356ba08ae937905fe Mon Sep 17 00:00:00 2001
From: Thomas Goyne <plorkyeran@aegisub.org>
Date: Sun, 11 Mar 2012 23:51:04 +0000
Subject: [PATCH] Fix int overflow in DAR calculation

Originally committed to SVN as r6567.
---
 aegisub/src/video_provider_ffmpegsource.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/aegisub/src/video_provider_ffmpegsource.cpp b/aegisub/src/video_provider_ffmpegsource.cpp
index 0f7515df7..ea53438e9 100644
--- a/aegisub/src/video_provider_ffmpegsource.cpp
+++ b/aegisub/src/video_provider_ffmpegsource.cpp
@@ -175,7 +175,7 @@ void FFmpegSourceVideoProvider::LoadVideo(wxString filename) {
 	Width  = TempFrame->EncodedWidth;
 	Height = TempFrame->EncodedHeight;
 	if (VideoInfo->SARDen > 0 && VideoInfo->SARNum > 0)
-		DAR = double(Width * VideoInfo->SARNum) / (Height * VideoInfo->SARDen);
+		DAR = double(Width) * VideoInfo->SARNum / ((double)Height * VideoInfo->SARDen);
 	else
 		DAR = double(Width) / Height;