2 files changed, 8 insertions, 6 deletions
diff --git a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
index 4250edfb7..5c43fdcfa 100644
--- a/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/EncoderValidator.cs
@@ -90,6 +90,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         // $ ffmpeg -version | perl -ne ' print "$1=$2.$3," if /^(lib\w+)\s+(\d+)\.\s*(\d+)/'
         private static readonly IReadOnlyDictionary<string, Version> _ffmpegVersionMap = new Dictionary<string, Version>
         {
+            { "libavutil=56.51,libavcodec=58.91,libavformat=58.45,libavdevice=58.10,libavfilter=7.85,libswscale=5.7,libswresample=3.7,libpostproc=55.7,", new Version(4, 3) },
             { "libavutil=56.31,libavcodec=58.54,libavformat=58.29,libavdevice=58.8,libavfilter=7.57,libswscale=5.5,libswresample=3.5,libpostproc=55.5,", new Version(4, 2) },
             { "libavutil=56.22,libavcodec=58.35,libavformat=58.20,libavdevice=58.5,libavfilter=7.40,libswscale=5.3,libswresample=3.3,libpostproc=55.3,", new Version(4, 1) },
             { "libavutil=56.14,libavcodec=58.18,libavformat=58.12,libavdevice=58.3,libavfilter=7.16,libswscale=5.1,libswresample=3.1,libpostproc=55.1,", new Version(4, 0) },
@@ -197,7 +198,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         internal static Version GetFFmpegVersion(string output)
         {
             // For pre-built binaries the FFmpeg version should be mentioned at the very start of the output
-            var match = Regex.Match(output, @"^ffmpeg version n?((?:\d+\.?)+)");
+            var match = Regex.Match(output, @"^ffmpeg version n?((?:[0-9]+\.?)+)");
 
             if (match.Success)
             {
@@ -224,7 +225,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
             var rc = new StringBuilder(144);
             foreach (Match m in Regex.Matches(
                 output,
-                @"((?<name>lib\w+)\s+(?<major>\d+)\.\s*(?<minor>\d+))",
+                @"((?<name>lib\w+)\s+(?<major>[0-9]+)\.\s*(?<minor>[0-9]+))",
                 RegexOptions.Multiline))
             {
                 rc.Append(m.Groups["name"])
diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
index 1183e9fb2..62fdbc618 100644
--- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
@@ -21,6 +21,7 @@ using MediaBrowser.Model.MediaInfo;
 using MediaBrowser.Model.System;
 using Microsoft.Extensions.Logging;
 using System.Diagnostics;
+using Microsoft.Extensions.Configuration;
 
 namespace MediaBrowser.MediaEncoding.Encoder
 {
@@ -46,7 +47,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         private readonly object _runningProcessesLock = new object();
         private readonly List<ProcessWrapper> _runningProcesses = new List<ProcessWrapper>();
 
-        private string _ffmpegPath;
+        private string _ffmpegPath = string.Empty;
         private string _ffprobePath;
 
         public MediaEncoder(
@@ -55,14 +56,14 @@ namespace MediaBrowser.MediaEncoding.Encoder
             IFileSystem fileSystem,
             ILocalizationManager localization,
             Lazy<EncodingHelper> encodingHelperFactory,
-            string startupOptionsFFmpegPath)
+            IConfiguration config)
         {
             _logger = logger;
             _configurationManager = configurationManager;
             _fileSystem = fileSystem;
             _localization = localization;
             _encodingHelperFactory = encodingHelperFactory;
-            _startupOptionFFmpegPath = startupOptionsFFmpegPath;
+            _startupOptionFFmpegPath = config.GetValue<string>(Controller.Extensions.ConfigurationExtensions.FfmpegPathKey) ?? string.Empty;
         }
 
         private EncodingHelper EncodingHelper => _encodingHelperFactory.Value;
@@ -166,7 +167,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         /// Validates the supplied FQPN to ensure it is a ffmpeg utility.
         /// If checks pass, global variable FFmpegPath and EncoderLocation are updated.
         /// </summary>
-        /// <param name="path">FQPN to test</param>
+        /// <param name="path">FQPN to test.</param>
         /// <param name="location">Location (External, Custom, System) of tool</param>
         /// <returns></returns>
         private bool ValidatePath(string path, FFmpegLocation location)