2 files changed, 46 insertions, 3 deletions
diff --git a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
index 92f16ab95..9e2417603 100644
--- a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
@@ -296,6 +296,38 @@ namespace MediaBrowser.MediaEncoding.Encoder
             return found;
         }
 
+        public bool CheckFilter(string filter, string option)
+        {
+            if (string.IsNullOrEmpty(filter))
+            {
+                return false;
+            }
+
+            string output = null;
+            try
+            {
+                output = GetProcessOutput(_encoderPath, "-h filter=" + filter);
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Error detecting the given filter");
+            }
+
+            if (output.Contains("Filter " + filter, StringComparison.Ordinal))
+            {
+                if (string.IsNullOrEmpty(option))
+                {
+                    return true;
+                }
+
+                return output.Contains(option, StringComparison.Ordinal);
+            }
+
+            _logger.LogWarning("Filter: {Name} with option {Option} is not available", filter, option);
+
+            return false;
+        }
+
         private IEnumerable<string> GetCodecs(Codec codec)
         {
             string codecstr = codec == Codec.Encoder ? "encoders" : "decoders";
diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
index 92483ae9a..a52019384 100644
--- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
@@ -103,7 +103,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         public void SetFFmpegPath()
         {
             // 1) Custom path stored in config/encoding xml file under tag <EncoderAppPath> takes precedence
-            if (!ValidatePath(_configurationManager.GetConfiguration<EncodingOptions>("encoding").EncoderAppPath, FFmpegLocation.Custom))
+            if (!ValidatePath(_configurationManager.GetEncodingOptions().EncoderAppPath, FFmpegLocation.Custom))
             {
                 // 2) Check if the --ffmpeg CLI switch has been given
                 if (!ValidatePath(_startupOptionFFmpegPath, FFmpegLocation.SetByArgument))
@@ -118,7 +118,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
             }
 
             // Write the FFmpeg path to the config/encoding.xml file as <EncoderAppPathDisplay> so it appears in UI
-            var config = _configurationManager.GetConfiguration<EncodingOptions>("encoding");
+            var config = _configurationManager.GetEncodingOptions();
             config.EncoderAppPathDisplay = _ffmpegPath ?? string.Empty;
             _configurationManager.SaveConfiguration("encoding", config);
 
@@ -177,7 +177,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
             // Write the new ffmpeg path to the xml as <EncoderAppPath>
             // This ensures its not lost on next startup
-            var config = _configurationManager.GetConfiguration<EncodingOptions>("encoding");
+            var config = _configurationManager.GetEncodingOptions();
             config.EncoderAppPath = newPath;
             _configurationManager.SaveConfiguration("encoding", config);
 
@@ -296,6 +296,17 @@ namespace MediaBrowser.MediaEncoding.Encoder
             return _hwaccels.Contains(hwaccel, StringComparer.OrdinalIgnoreCase);
         }
 
+        public bool SupportsFilter(string filter, string option)
+        {
+            if (_ffmpegPath != null)
+            {
+                var validator = new EncoderValidator(_logger, _ffmpegPath);
+                return validator.CheckFilter(filter, option);
+            }
+
+            return false;
+        }
+
         public bool CanEncodeToAudioCodec(string codec)
         {
             if (string.Equals(codec, "opus", StringComparison.OrdinalIgnoreCase))