2 files changed, 4 insertions, 3 deletions
diff --git a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
index 5d3db612f..a450097fd 100644
--- a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
@@ -87,6 +87,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
                 "h264_nvenc",
                 "h264_qsv",
                 "h264_omx",
+                "h264_vaapi",
                 "ac3"
             };
 
@@ -156,4 +157,4 @@ namespace MediaBrowser.MediaEncoding.Encoder
             }
         }
     }
-}
+}
+\ No newline at end of file
diff --git a/MediaBrowser.MediaEncoding/Encoder/VideoEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/VideoEncoder.cs
index d65e05783..457fbe2c2 100644
--- a/MediaBrowser.MediaEncoding/Encoder/VideoEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/VideoEncoder.cs
@@ -84,7 +84,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
                 return args;
             }
 
-            var keyFrameArg = string.Format(" -force_key_frames expr:gte(t,n_forced*{0})",
+            var keyFrameArg = string.Format(" -force_key_frames \"expr:gte(t,n_forced*{0})\"",
                 5.ToString(UsCulture));
 
             args += keyFrameArg;
@@ -192,4 +192,4 @@ namespace MediaBrowser.MediaEncoding.Encoder
             get { return true; }
         }
     }
-}
+}
+\ No newline at end of file