feat: convert subtitles from media servers (#2882)

ErsatzTV.Application/Playouts/Commands/SyncNextPlayoutHandler.cs

@@ -423,6 +423,7 @@ public partial class SyncNextPlayoutHandler(
                         VerticalMarginPercent = watermarkOptions.Watermark.VerticalMarginPercent,
                         OpacityPercent = watermarkOptions.Watermark.Opacity,
                         StreamIndex = await watermarkOptions.ImageStreamIndex.IfNoneAsync(0),
+                        WithinSourceContent = watermarkOptions.Watermark.PlaceWithinSourceContent,
                     };
 
                     if (watermarkOptions.Watermark.Size is WatermarkSize.Scaled)
@@ -470,7 +471,8 @@ public partial class SyncNextPlayoutHandler(
             plexPathReplacementService,
             jellyfinPathReplacementService,
             embyPathReplacementService,
-            cancellationToken);
+            cancellationToken,
+            log: false);
 
         // check filesystem first
         if (fileSystem.File.Exists(path))
@@ -489,7 +491,9 @@ public partial class SyncNextPlayoutHandler(
             return new Core.Next.Source
             {
                 SourceType = Core.Next.SourceType.Http,
-                Uri = $"http://localhost:{Settings.StreamingPort}/media/plex/{mediaSourceId}/{pmf.Key}"
+                Uri = $"http://localhost:{Settings.StreamingPort}/media/plex/{mediaSourceId}/{pmf.Key}",
+                KeepAlive = false,
+                Reconnect = true
             };
         }
 
@@ -505,7 +509,9 @@ public partial class SyncNextPlayoutHandler(
             return new Core.Next.Source
             {
                 SourceType = Core.Next.SourceType.Http,
-                Uri = $"http://localhost:{Settings.StreamingPort}/media/jellyfin/{itemId}"
+                Uri = $"http://localhost:{Settings.StreamingPort}/media/jellyfin/{itemId}",
+                KeepAlive = false,
+                Reconnect = true
             };
         }
 
@@ -522,7 +528,9 @@ public partial class SyncNextPlayoutHandler(
             return new Core.Next.Source
             {
                 SourceType = Core.Next.SourceType.Http,
-                Uri = $"http://localhost:{Settings.StreamingPort}/media/emby/{itemId}"
+                Uri = $"http://localhost:{Settings.StreamingPort}/media/emby/{itemId}",
+                KeepAlive = false,
+                Reconnect = true
             };
         }
 
@@ -611,10 +619,8 @@ public partial class SyncNextPlayoutHandler(
 
         if (isMediaServer)
         {
-            return [];
-
             // closed captions are currently unsupported
-            //allSubtitles.RemoveAll(s => s.Codec == "eia_608");
+            allSubtitles.RemoveAll(s => s.Codec == "eia_608");
         }
 
         // TODO: external image subtitles

ErsatzTV.Core/Next/Playout.cs

@@ -135,6 +135,12 @@ namespace ErsatzTV.Core.Next
         [JsonProperty("headers")]
         public List<string> Headers { get; set; }
 
+        /// <summary>
+        /// Enable persistent connections in ffmpeg. Default: false.
+        /// </summary>
+        [JsonProperty("keep_alive")]
+        public bool? KeepAlive { get; set; }
+
         /// <summary>
         /// Enable reconnect on failure. Default: true.
         /// </summary>
@@ -278,6 +284,16 @@ namespace ErsatzTV.Core.Next
         [JsonProperty("width_percent")]
         [JsonConverter(typeof(MinMaxValueCheckConverter))]
         public double? WidthPercent { get; set; }
+
+        /// <summary>
+        /// When true, position margins are measured from the edges of the source content rather than
+        /// the padded output frame, so letterbox/pillarbox bars push the watermark inward and keep
+        /// it inside the visible content. When false, margins are relative to the full padded frame,
+        /// so a 0% margin can land inside the bars. Has no effect when the primary content fills the
+        /// output (crop/stretch). Omit for false.
+        /// </summary>
+        [JsonProperty("within_source_content")]
+        public bool? WithinSourceContent { get; set; }
     }
 
     /// <summary>
@@ -327,6 +343,12 @@ namespace ErsatzTV.Core.Next
         [JsonProperty("headers")]
         public List<string> Headers { get; set; }
 
+        /// <summary>
+        /// Enable persistent connections in ffmpeg. Default: false.
+        /// </summary>
+        [JsonProperty("keep_alive")]
+        public bool? KeepAlive { get; set; }
+
         /// <summary>
         /// Enable reconnect on failure. Default: true.
         /// </summary>