diff --git a/MediaBrowser.Api/Playback/BaseStreamingService.cs b/MediaBrowser.Api/Playback/BaseStreamingService.cs
index 699c4bbb2f..6935073a95 100644
--- a/MediaBrowser.Api/Playback/BaseStreamingService.cs
+++ b/MediaBrowser.Api/Playback/BaseStreamingService.cs
@@ -720,6 +720,13 @@ namespace MediaBrowser.Api.Playback
 
             state.IsInputVideo = string.Equals(item.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase);
 
+            var primaryImage = item.GetImageInfo(ImageType.Primary, 0) ??
+                         item.Parents.Select(i => i.GetImageInfo(ImageType.Primary, 0)).FirstOrDefault(i => i != null);
+            if (primaryImage != null)
+            {
+                state.AlbumCoverPath = primaryImage.Path;
+            }
+
             MediaSourceInfo mediaSource = null;
             if (string.IsNullOrWhiteSpace(request.LiveStreamId))
             {
diff --git a/MediaBrowser.Api/Playback/Progressive/AudioService.cs b/MediaBrowser.Api/Playback/Progressive/AudioService.cs
index a64523e40f..f0386d5ba1 100644
--- a/MediaBrowser.Api/Playback/Progressive/AudioService.cs
+++ b/MediaBrowser.Api/Playback/Progressive/AudioService.cs
@@ -59,42 +59,7 @@ namespace MediaBrowser.Api.Playback.Progressive
         {
             var encodingOptions = ApiEntryPoint.Instance.GetEncodingOptions();
 
-            var audioTranscodeParams = new List<string>();
-
-            var bitrate = state.OutputAudioBitrate;
-
-            if (bitrate.HasValue)
-            {
-                audioTranscodeParams.Add("-ab " + bitrate.Value.ToString(UsCulture));
-            }
-
-            if (state.OutputAudioChannels.HasValue)
-            {
-                audioTranscodeParams.Add("-ac " + state.OutputAudioChannels.Value.ToString(UsCulture));
-            }
-
-            // opus will fail on 44100
-            if (!string.Equals(state.OutputAudioCodec, "opus", global::System.StringComparison.OrdinalIgnoreCase))
-            {
-                if (state.OutputAudioSampleRate.HasValue)
-                {
-                    audioTranscodeParams.Add("-ar " + state.OutputAudioSampleRate.Value.ToString(UsCulture));
-                }
-            }
-
-            const string vn = " -vn";
-
-            var threads = EncodingHelper.GetNumberOfThreads(state, encodingOptions, false);
-
-            var inputModifier = EncodingHelper.GetInputModifier(state, encodingOptions);
-
-            return string.Format("{0} {1} -threads {2}{3} {4} -id3v2_version 3 -write_id3v1 1 -y \"{5}\"",
-                inputModifier,
-                EncodingHelper.GetInputArgument(state, encodingOptions),
-                threads,
-                vn,
-                string.Join(" ", audioTranscodeParams.ToArray()),
-                outputPath).Trim();
+            return EncodingHelper.GetProgressiveAudioFullCommandLine(state, encodingOptions, outputPath);
         }
 
         public AudioService(IServerConfigurationManager serverConfig, IUserManager userManager, ILibraryManager libraryManager, IIsoManager isoManager, IMediaEncoder mediaEncoder, IFileSystem fileSystem, IDlnaManager dlnaManager, ISubtitleEncoder subtitleEncoder, IDeviceManager deviceManager, IMediaSourceManager mediaSourceManager, IZipClient zipClient, IJsonSerializer jsonSerializer, IAuthorizationContext authorizationContext, IImageProcessor imageProcessor) : base(serverConfig, userManager, libraryManager, isoManager, mediaEncoder, fileSystem, dlnaManager, subtitleEncoder, deviceManager, mediaSourceManager, zipClient, jsonSerializer, authorizationContext, imageProcessor)
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index 2441ee0ec9..3824813f11 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -1979,5 +1979,66 @@ namespace MediaBrowser.Controller.MediaEncoding
 
             return args;
         }
+
+        public string GetProgressiveAudioFullCommandLine(EncodingJobInfo state, EncodingOptions encodingOptions, string outputPath)
+        {
+            var audioTranscodeParams = new List<string>();
+
+            var bitrate = state.OutputAudioBitrate;
+
+            if (bitrate.HasValue)
+            {
+                audioTranscodeParams.Add("-ab " + bitrate.Value.ToString(_usCulture));
+            }
+
+            if (state.OutputAudioChannels.HasValue)
+            {
+                audioTranscodeParams.Add("-ac " + state.OutputAudioChannels.Value.ToString(_usCulture));
+            }
+
+            // opus will fail on 44100
+            if (!string.Equals(state.OutputAudioCodec, "opus", StringComparison.OrdinalIgnoreCase))
+            {
+                if (state.OutputAudioSampleRate.HasValue)
+                {
+                    audioTranscodeParams.Add("-ar " + state.OutputAudioSampleRate.Value.ToString(_usCulture));
+                }
+            }
+
+            var albumCoverInput = string.Empty;
+            var mapArgs = string.Empty;
+            var metadata = string.Empty;
+            var vn = string.Empty;
+
+            var hasArt = !string.IsNullOrWhiteSpace(state.AlbumCoverPath);
+            hasArt = false;
+
+            if (hasArt)
+            {
+                albumCoverInput = " -i \"" + state.AlbumCoverPath + "\"";
+                mapArgs = " -map 0:a -map 1:v -c:v copy";
+                metadata = " -metadata:s:v title=\"Album cover\" -metadata:s:v comment=\"Cover(Front)\"";
+            }
+            else
+            {
+                vn = " -vn";
+            }
+
+            var threads = GetNumberOfThreads(state, encodingOptions, false);
+
+            var inputModifier = GetInputModifier(state, encodingOptions);
+
+            return string.Format("{0} {1}{7}{8} -threads {2}{3} {4} -id3v2_version 3 -write_id3v1 1{6} -y \"{5}\"",
+                inputModifier,
+                GetInputArgument(state, encodingOptions),
+                threads,
+                vn,
+                string.Join(" ", audioTranscodeParams.ToArray()),
+                outputPath,
+                metadata,
+                albumCoverInput,
+                mapArgs).Trim();
+        }
+
     }
 }
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs b/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs
index f3e6280aaf..658608906f 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingJobInfo.cs
@@ -56,6 +56,8 @@ namespace MediaBrowser.Controller.MediaEncoding
             }
         }
 
+        public string AlbumCoverPath { get; set; }
+
         public string InputAudioSync { get; set; }
         public string InputVideoSync { get; set; }
         public TransportStreamTimestamp InputTimestamp { get; set; }
diff --git a/MediaBrowser.MediaEncoding/Encoder/AudioEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/AudioEncoder.cs
index 05b3ca5fcf..566e7946d3 100644
--- a/MediaBrowser.MediaEncoding/Encoder/AudioEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/AudioEncoder.cs
@@ -5,8 +5,6 @@ using MediaBrowser.Controller.Session;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Logging;
 using System;
-using System.Collections.Generic;
-using System.Threading.Tasks;
 using MediaBrowser.Model.Diagnostics;
 
 namespace MediaBrowser.MediaEncoding.Encoder
@@ -19,66 +17,9 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
         protected override string GetCommandLineArguments(EncodingJob state)
         {
-            var audioTranscodeParams = new List<string>();
-
-            var bitrate = state.OutputAudioBitrate;
-
-            if (bitrate.HasValue)
-            {
-                audioTranscodeParams.Add("-ab " + bitrate.Value.ToString(UsCulture));
-            }
-
-            if (state.OutputAudioChannels.HasValue)
-            {
-                audioTranscodeParams.Add("-ac " + state.OutputAudioChannels.Value.ToString(UsCulture));
-            }
-
-            // opus will fail on 44100
-            if (!string.Equals(state.OutputAudioCodec, "opus", StringComparison.OrdinalIgnoreCase))
-            {
-                if (state.OutputAudioSampleRate.HasValue)
-                {
-                    audioTranscodeParams.Add("-ar " + state.OutputAudioSampleRate.Value.ToString(UsCulture));
-                }
-            }
-
             var encodingOptions = GetEncodingOptions();
 
-            var threads = EncodingHelper.GetNumberOfThreads(state, encodingOptions, false);
-
-            var inputModifier = EncodingHelper.GetInputModifier(state, encodingOptions);
-
-            var albumCoverInput = string.Empty;
-            var mapArgs = string.Empty;
-            var metadata = string.Empty;
-            var vn = string.Empty;
-
-            var hasArt = !string.IsNullOrWhiteSpace(state.AlbumCoverPath);
-            hasArt = false;
-
-            if (hasArt)
-            {
-                albumCoverInput = " -i \"" + state.AlbumCoverPath + "\"";
-                mapArgs = " -map 0:a -map 1:v -c:v copy";
-                metadata = " -metadata:s:v title=\"Album cover\" -metadata:s:v comment=\"Cover(Front)\"";
-            }
-            else
-            {
-                vn = " -vn";
-            }
-
-            var result = string.Format("{0} {1}{6}{7} -threads {2}{3} {4} -id3v2_version 3 -write_id3v1 1{8} -y \"{5}\"",
-                inputModifier,
-                EncodingHelper.GetInputArgument(state, GetEncodingOptions()),
-                threads,
-                vn,
-                string.Join(" ", audioTranscodeParams.ToArray()),
-                state.OutputFilePath,
-                albumCoverInput,
-                mapArgs,
-                metadata).Trim();
-
-            return result;
+            return EncodingHelper.GetProgressiveAudioFullCommandLine(state, encodingOptions, state.OutputFilePath);
         }
 
         protected override string GetOutputFileExtension(EncodingJob state)