added itsoffset

MediaBrowser.Api/Playback/Hls/BaseHlsService.cs

@@ -233,7 +233,7 @@ namespace MediaBrowser.Api.Playback.Hls
         {
             var probeSize = GetProbeSizeArgument(state.Item);
 
-            var args = string.Format("{0} {1} {2} -i {3}{4} -threads 0 {5} {6} -sc_threshold 0 {7} -hls_time 10 -start_number 0 -hls_list_size 1440 \"{8}\"",
+            var args = string.Format("-itsoffset 1 {0} {1} {2} -i {3}{4} -threads 0 {5} {6} -sc_threshold 0 {7} -hls_time 10 -start_number 0 -hls_list_size 1440 \"{8}\"",
                 probeSize,
                 GetUserAgentParam(state.Item),
                 GetFastSeekCommandLineParameter(state.Request),

MediaBrowser.Api/Playback/Progressive/AudioService.cs

@@ -113,7 +113,7 @@ namespace MediaBrowser.Api.Playback.Progressive
 
             const string vn = " -vn";
 
-            return string.Format("{0} -i {1}{2} -threads 0{5} {3} -id3v2_version 3 -write_id3v1 1 \"{4}\"",
+            return string.Format("-itsoffset 1 {0} -i {1}{2} -threads 0{5} {3} -id3v2_version 3 -write_id3v1 1 \"{4}\"",
                 GetFastSeekCommandLineParameter(request),
                 GetInputArgument(state.Item, state.IsoMount),
                 GetSlowSeekCommandLineParameter(request),

MediaBrowser.Api/Playback/Progressive/VideoService.cs

@@ -111,7 +111,7 @@ namespace MediaBrowser.Api.Playback.Progressive
 
             var threads = string.Equals(videoCodec, "libvpx", StringComparison.OrdinalIgnoreCase) ? 2 : 0;
 
-            return string.Format("{0} {1} {2} -i {3}{4}{5} {6} {7} -threads {8} {9}{10} \"{11}\"",
+            return string.Format("-itsoffset 1 {0} {1} {2} -i {3}{4}{5} {6} {7} -threads {8} {9}{10} \"{11}\"",
                 probeSize,
                 GetUserAgentParam(state.Item),
                 GetFastSeekCommandLineParameter(state.Request),