fix subtitle position after seek in chrome

3 files changed, 19 insertions, 4 deletions

diff --git a/MediaBrowser.Api/Playback/BaseStreamingService.cs b/MediaBrowser.Api/Playback/BaseStreamingService.cs
index bae8074fd..33995bee3 100644
--- a/MediaBrowser.Api/Playback/BaseStreamingService.cs
+++ b/MediaBrowser.Api/Playback/BaseStreamingService.cs
@@ -1462,6 +1462,13 @@ namespace MediaBrowser.Api.Playback
                 {
                     // Duplicating ItemId because of MediaMonkey
                 }
+                else if (i == 24)
+                {
+                    if (videoRequest != null)
+                    {
+                        videoRequest.CopyTimestamps = string.Equals("true", val, StringComparison.OrdinalIgnoreCase);
+                    }
+                }
             }
         }
 
@@ -2021,6 +2028,11 @@ namespace MediaBrowser.Api.Playback
                     state.EstimateContentLength = transcodingProfile.EstimateContentLength;
                     state.EnableMpegtsM2TsMode = transcodingProfile.EnableMpegtsM2TsMode;
                     state.TranscodeSeekInfo = transcodingProfile.TranscodeSeekInfo;
+
+                    if (state.VideoRequest != null)
+                    {
+                        state.VideoRequest.CopyTimestamps = transcodingProfile.CopyTimestamps;
+                    }
                 }
             }
         }
@@ -2184,9 +2196,9 @@ namespace MediaBrowser.Api.Playback
 
             if (state.VideoRequest != null)
             {
-                if (string.Equals(state.OutputContainer, "mkv", StringComparison.OrdinalIgnoreCase))
+                if (string.Equals(state.OutputContainer, "mkv", StringComparison.OrdinalIgnoreCase) && state.VideoRequest.CopyTimestamps)
                 {
-                    //inputModifier += " -noaccurate_seek";
+                    inputModifier += " -noaccurate_seek";
                 }
             }
             
diff --git a/MediaBrowser.Api/Playback/Progressive/VideoService.cs b/MediaBrowser.Api/Playback/Progressive/VideoService.cs
index eaf65bd6b..50aa2df19 100644
--- a/MediaBrowser.Api/Playback/Progressive/VideoService.cs
+++ b/MediaBrowser.Api/Playback/Progressive/VideoService.cs
@@ -137,9 +137,9 @@ namespace MediaBrowser.Api.Playback.Progressive
 
             var isOutputMkv = string.Equals(state.OutputContainer, "mkv", StringComparison.OrdinalIgnoreCase);
 
-            if (state.RunTimeTicks.HasValue)
+            if (state.RunTimeTicks.HasValue && state.VideoRequest.CopyTimestamps)
             {
-                //args += " -copyts -avoid_negative_ts disabled -start_at_zero";
+                args += " -copyts -avoid_negative_ts disabled -start_at_zero";
             }
             
             if (string.Equals(videoCodec, "copy", StringComparison.OrdinalIgnoreCase))
diff --git a/MediaBrowser.Api/Playback/StreamRequest.cs b/MediaBrowser.Api/Playback/StreamRequest.cs
index 69f8e6e04..1135a3a54 100644
--- a/MediaBrowser.Api/Playback/StreamRequest.cs
+++ b/MediaBrowser.Api/Playback/StreamRequest.cs
@@ -187,6 +187,9 @@ namespace MediaBrowser.Api.Playback
         [ApiMember(Name = "EnableAutoStreamCopy", Description = "Whether or not to allow automatic stream copy if requested values match the original source. Defaults to true.", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")]
         public bool EnableAutoStreamCopy { get; set; }
 
+        [ApiMember(Name = "CopyTimestamps", Description = "Whether or not to copy timestamps when transcoding with an offset. Defaults to false.", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")]
+        public bool CopyTimestamps { get; set; }
+        
         [ApiMember(Name = "Cabac", Description = "Enable if cabac encoding is required", IsRequired = false, DataType = "bool", ParameterType = "query", Verb = "GET")]
         public bool? Cabac { get; set; }