From c27aff1c6301bb62d3720e6d143c5d01412c1324 Mon Sep 17 00:00:00 2001
From: Bond_009 <bond.009@outlook.com>
Date: Sun, 20 Jan 2019 21:50:35 +0100
Subject: [PATCH] Fix segment_time_delta for ffmpeg 4.1

---
 MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
index b3099e17e..a488576da 100644
--- a/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
+++ b/MediaBrowser.Api/Playback/Hls/DynamicHlsService.cs
@@ -936,10 +936,10 @@ namespace MediaBrowser.Api.Playback.Hls
 
             var timeDeltaParam = string.Empty;
 
-            if (isEncoding && startNumber > 0)
+            if (isEncoding && state.TargetFramerate > 0)
             {
-                var startTime = state.SegmentLength * startNumber;
-                timeDeltaParam = string.Format("-segment_time_delta -{0}", startTime);
+                float startTime = 1 / (state.TargetFramerate.Value * 2);
+                timeDeltaParam = string.Format("-segment_time_delta {0}", Math.Round(startTime, 3));
             }
 
             var segmentFormat = GetSegmentFileExtension(state.Request).TrimStart('.');