3 files changed, 53 insertions, 0 deletions
diff --git a/MediaBrowser.Model/Session/HardwareEncodingType.cs b/MediaBrowser.Model/Session/HardwareEncodingType.cs
new file mode 100644
index 000000000..0e172f35f
--- /dev/null
+++ b/MediaBrowser.Model/Session/HardwareEncodingType.cs
@@ -0,0 +1,48 @@
+namespace MediaBrowser.Model.Session
+{
+    /// <summary>
+    /// Enum HardwareEncodingType.
+    /// </summary>
+    public enum HardwareEncodingType
+    {
+        /// <summary>
+        /// AMD AMF
+        /// </summary>
+        AMF = 0,
+
+        /// <summary>
+        /// Intel Quick Sync Video
+        /// </summary>
+        QSV = 1,
+
+        /// <summary>
+        /// NVIDIA NVENC
+        /// </summary>
+        NVENC = 2,
+
+        /// <summary>
+        /// OpenMax OMX
+        /// </summary>
+        OMX = 3,
+
+        /// <summary>
+        /// Exynos V4L2 MFC
+        /// </summary>
+        V4L2M2M = 4,
+
+        /// <summary>
+        /// MediaCodec Android
+        /// </summary>
+        MediaCodec = 5,
+
+        /// <summary>
+        /// Video Acceleration API (VAAPI)
+        /// </summary>
+        VAAPI = 6,
+
+        /// <summary>
+        /// Video ToolBox
+        /// </summary>
+        VideoToolBox = 7
+    }
+}
diff --git a/MediaBrowser.Model/Session/MessageCommand.cs b/MediaBrowser.Model/Session/MessageCommand.cs
index 09abfbb3f..cc9db8e6c 100644
--- a/MediaBrowser.Model/Session/MessageCommand.cs
+++ b/MediaBrowser.Model/Session/MessageCommand.cs
@@ -1,12 +1,15 @@
 #nullable disable
 #pragma warning disable CS1591
 
+using System.ComponentModel.DataAnnotations;
+
 namespace MediaBrowser.Model.Session
 {
     public class MessageCommand
     {
         public string Header { get; set; }
 
+        [Required(AllowEmptyStrings = false)]
         public string Text { get; set; }
 
         public long? TimeoutMs { get; set; }
diff --git a/MediaBrowser.Model/Session/TranscodingInfo.cs b/MediaBrowser.Model/Session/TranscodingInfo.cs
index 064a087d5..68ab691f8 100644
--- a/MediaBrowser.Model/Session/TranscodingInfo.cs
+++ b/MediaBrowser.Model/Session/TranscodingInfo.cs
@@ -34,6 +34,8 @@ namespace MediaBrowser.Model.Session
 
         public int? AudioChannels { get; set; }
 
+        public HardwareEncodingType? HardwareAccelerationType { get; set; }
+
         public TranscodeReason[] TranscodeReasons { get; set; }
     }
 }