From af54326102d8e3e8a41c9a76671ab7b2c793bf84 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lumi=C3=A8re=20=C3=89lev=C3=A9?=
 <88174309+PoneyClairDeLune@users.noreply.github.com>
Date: Tue, 20 Aug 2024 09:32:36 +0000
Subject: [PATCH] Normalizes edge cases for parsing milliseconds.

---
 src/libse/Common/TimeCode.cs | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/libse/Common/TimeCode.cs b/src/libse/Common/TimeCode.cs
index 11cfc4ac7..de50c43fa 100644
--- a/src/libse/Common/TimeCode.cs
+++ b/src/libse/Common/TimeCode.cs
@@ -24,6 +24,19 @@ namespace Nikse.SubtitleEdit.Core.Common
             {
                 if (int.TryParse(parts[0], out var hours) && int.TryParse(parts[1], out var minutes) && int.TryParse(parts[2], out var seconds) && int.TryParse(parts[3], out var milliseconds))
                 {
+                	// Fixes edge cases where the millisecond portion doesn't have three digits
+                	if (parts[3].Length < 3)
+                	{
+                		for (int msLength = parts[3].Length; msLength < 3; msLength ++)
+                		{
+                			milliseconds *= 10;
+                		}
+                	} else {
+                		for (int msLength = parts[3].Length; msLength > 3; msLength --)
+                		{
+                			milliseconds /= 10;
+                		}
+                	}
                     return new TimeSpan(0, hours, minutes, seconds, milliseconds).TotalMilliseconds;
                 }
             }
@@ -32,6 +45,19 @@ namespace Nikse.SubtitleEdit.Core.Common
             {
                 if (int.TryParse(parts[0], out var minutes) && int.TryParse(parts[1], out var seconds) && int.TryParse(parts[2], out var milliseconds))
                 {
+                	// Fixes edge cases where the millisecond portion doesn't have three digits
+                	if (parts[3].Length < 3)
+                	{
+                		for (int msLength = parts[3].Length; msLength < 3; msLength ++)
+                		{
+                			milliseconds *= 10;
+                		}
+                	} else {
+                		for (int msLength = parts[3].Length; msLength > 3; msLength --)
+                		{
+                			milliseconds /= 10;
+                		}
+                	}
                     return new TimeSpan(0, 0, minutes, seconds, milliseconds).TotalMilliseconds;
                 }
             }