Add probe / direct-stream / transcoding support for BluRays

This commit (and ffmpeg built with libbluray support), adds support
for playback of bluray images (bd-iso) and bluray folders.

11 files changed, 101 insertions, 102 deletions

diff --git a/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs b/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs
index 438bbe24a..791d00963 100644
--- a/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs
+++ b/Emby.Server.Implementations/MediaEncoder/EncodingManager.cs
@@ -12,6 +12,7 @@ using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.MediaEncoding;
 using MediaBrowser.Controller.Providers;
+using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.MediaInfo;
@@ -81,12 +82,7 @@ namespace Emby.Server.Implementations.MediaEncoder
                 return false;
             }
 
-            if (video.VideoType == VideoType.Iso)
-            {
-                return false;
-            }
-
-            if (video.VideoType == VideoType.BluRay || video.VideoType == VideoType.Dvd)
+            if (video.VideoType == VideoType.Dvd)
             {
                 return false;
             }
@@ -140,15 +136,19 @@ namespace Emby.Server.Implementations.MediaEncoder
                             // Add some time for the first chapter to make sure we don't end up with a black image
                             var time = chapter.StartPositionTicks == 0 ? TimeSpan.FromTicks(Math.Min(_firstChapterTicks, video.RunTimeTicks ?? 0)) : TimeSpan.FromTicks(chapter.StartPositionTicks);
 
-                            var protocol = MediaProtocol.File;
-
-                            var inputPath = MediaEncoderHelpers.GetInputArgument(_fileSystem, video.Path, null, Array.Empty<string>());
+                            var inputPath = MediaEncoderHelpers.GetInputArgument(_fileSystem, video.Path, Array.Empty<string>());
 
                             Directory.CreateDirectory(Path.GetDirectoryName(path));
 
                             var container = video.Container;
+                            var mediaSource = new MediaSourceInfo
+                            {
+                                VideoType = video.VideoType,
+                                IsoType = video.IsoType,
+                                Protocol = video.PathProtocol.Value,
+                            };
 
-                            var tempFile = await _encoder.ExtractVideoImage(inputPath, container, protocol, video.GetDefaultVideoStream(), video.Video3DFormat, time, cancellationToken).ConfigureAwait(false);
+                            var tempFile = await _encoder.ExtractVideoImage(inputPath, container, mediaSource, video.GetDefaultVideoStream(), video.Video3DFormat, time, cancellationToken).ConfigureAwait(false);
                             File.Copy(tempFile, path, true);
 
                             try
diff --git a/Jellyfin.Api/Helpers/TranscodingJobHelper.cs b/Jellyfin.Api/Helpers/TranscodingJobHelper.cs
index 64d1227f7..465857b01 100644
--- a/Jellyfin.Api/Helpers/TranscodingJobHelper.cs
+++ b/Jellyfin.Api/Helpers/TranscodingJobHelper.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Globalization;
@@ -762,7 +762,7 @@ namespace Jellyfin.Api.Helpers
 
         private async Task AcquireResources(StreamState state, CancellationTokenSource cancellationTokenSource)
         {
-            if (state.VideoType == VideoType.Iso && state.IsoType.HasValue && _isoManager.CanMount(state.MediaPath))
+            if (state.VideoType == VideoType.Iso && state.IsoType.HasValue && state.IsoType == IsoType.Dvd && _isoManager.CanMount(state.MediaPath))
             {
                 state.IsoMount = await _isoManager.Mount(state.MediaPath, cancellationTokenSource.Token).ConfigureAwait(false);
             }
diff --git a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
index c5529ad5b..7481cc7b9 100644
--- a/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
+++ b/MediaBrowser.Controller/MediaEncoding/EncodingHelper.cs
@@ -379,25 +379,9 @@ namespace MediaBrowser.Controller.MediaEncoding
 
         public string GetInputPathArgument(EncodingJobInfo state)
         {
-            var protocol = state.InputProtocol;
             var mediaPath = state.MediaPath ?? string.Empty;
 
-            string[] inputPath;
-            if (state.IsInputVideo
-                && !(state.VideoType == VideoType.Iso && state.IsoMount == null))
-            {
-                inputPath = MediaEncoderHelpers.GetInputArgument(
-                    _fileSystem,
-                    mediaPath,
-                    state.IsoMount,
-                    state.PlayableStreamFileNames);
-            }
-            else
-            {
-                inputPath = new[] { mediaPath };
-            }
-
-            return _mediaEncoder.GetInputArgument(inputPath, protocol);
+            return _mediaEncoder.GetInputArgument(mediaPath, state.MediaSource);
         }
 
         /// <summary>
@@ -2546,14 +2530,10 @@ namespace MediaBrowser.Controller.MediaEncoding
             {
                 state.VideoType = mediaSource.VideoType.Value;
 
-                if (mediaSource.VideoType.Value == VideoType.BluRay || mediaSource.VideoType.Value == VideoType.Dvd)
+                if (mediaSource.VideoType.Value == VideoType.Dvd)
                 {
                     state.PlayableStreamFileNames = Video.QueryPlayableStreamFiles(state.MediaPath, mediaSource.VideoType.Value).Select(Path.GetFileName).ToArray();
                 }
-                else if (mediaSource.VideoType.Value == VideoType.Iso && state.IsoType == IsoType.BluRay)
-                {
-                    state.PlayableStreamFileNames = Video.QueryPlayableStreamFiles(state.MediaPath, VideoType.BluRay).Select(Path.GetFileName).ToArray();
-                }
                 else if (mediaSource.VideoType.Value == VideoType.Iso && state.IsoType == IsoType.Dvd)
                 {
                     state.PlayableStreamFileNames = Video.QueryPlayableStreamFiles(state.MediaPath, VideoType.Dvd).Select(Path.GetFileName).ToArray();
diff --git a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
index 17d6dc5d2..5c070122d 100644
--- a/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
+++ b/MediaBrowser.Controller/MediaEncoding/IMediaEncoder.cs
@@ -5,6 +5,7 @@ using System.Collections.Generic;
 using System.Threading;
 using System.Threading.Tasks;
 using MediaBrowser.Model.Dlna;
+using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.MediaInfo;
@@ -61,9 +62,9 @@ namespace MediaBrowser.Controller.MediaEncoding
         /// <summary>
         /// Extracts the video image.
         /// </summary>
-        Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaProtocol protocol, MediaStream videoStream, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken);
+        Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaSourceInfo mediaSource, MediaStream videoStream, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken);
 
-        Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaProtocol protocol, MediaStream imageStream, int? imageStreamIndex, CancellationToken cancellationToken);
+        Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaSourceInfo mediaSource, MediaStream imageStream, int? imageStreamIndex, CancellationToken cancellationToken);
 
         /// <summary>
         /// Extracts the video images on interval.
@@ -71,7 +72,7 @@ namespace MediaBrowser.Controller.MediaEncoding
         Task ExtractVideoImagesOnInterval(string[] inputFiles,
             string container,
             MediaStream videoStream,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             Video3DFormat? threedFormat,
             TimeSpan interval,
             string targetDirectory,
@@ -91,9 +92,9 @@ namespace MediaBrowser.Controller.MediaEncoding
         /// Gets the input argument.
         /// </summary>
         /// <param name="inputFiles">The input files.</param>
-        /// <param name="protocol">The protocol.</param>
+        /// <param name="mediaSource">The mediaSource.</param>
         /// <returns>System.String.</returns>
-        string GetInputArgument(IReadOnlyList<string> inputFiles, MediaProtocol protocol);
+        string GetInputArgument(IReadOnlyList<string> inputFiles, MediaSourceInfo mediaSource);
 
         /// <summary>
         /// Gets the time parameter.
diff --git a/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs b/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs
index ce53c23ad..df2d2fa57 100644
--- a/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs
+++ b/MediaBrowser.Controller/MediaEncoding/MediaEncoderHelpers.cs
@@ -18,19 +18,13 @@ namespace MediaBrowser.Controller.MediaEncoding
         /// </summary>
         /// <param name="fileSystem">The file system.</param>
         /// <param name="videoPath">The video path.</param>
-        /// <param name="isoMount">The iso mount.</param>
         /// <param name="playableStreamFileNames">The playable stream file names.</param>
         /// <returns>string[].</returns>
-        public static string[] GetInputArgument(IFileSystem fileSystem, string videoPath, IIsoMount isoMount, IReadOnlyCollection<string> playableStreamFileNames)
+        public static string[] GetInputArgument(IFileSystem fileSystem, string videoPath, IReadOnlyCollection<string> playableStreamFileNames)
         {
             if (playableStreamFileNames.Count > 0)
             {
-                if (isoMount == null)
-                {
-                    return GetPlayableStreamFiles(fileSystem, videoPath, playableStreamFileNames);
-                }
-
-                return GetPlayableStreamFiles(fileSystem, isoMount.MountedPath, playableStreamFileNames);
+                return GetPlayableStreamFiles(fileSystem, videoPath, playableStreamFileNames);
             }
 
             return new[] { videoPath };
diff --git a/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs b/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs
index 21b5d0c5b..466fd75e1 100644
--- a/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs
+++ b/MediaBrowser.MediaEncoding/Attachments/AttachmentExtractor.cs
@@ -87,19 +87,19 @@ namespace MediaBrowser.MediaEncoding.Attachments
             MediaAttachment mediaAttachment,
             CancellationToken cancellationToken)
         {
-            var attachmentPath = await GetReadableFile(mediaSource.Path, mediaSource.Path, mediaSource.Protocol, mediaAttachment, cancellationToken).ConfigureAwait(false);
+            var attachmentPath = await GetReadableFile(mediaSource.Path, mediaSource.Path, mediaSource, mediaAttachment, cancellationToken).ConfigureAwait(false);
             return File.OpenRead(attachmentPath);
         }
 
         private async Task<string> GetReadableFile(
             string mediaPath,
             string inputFile,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             MediaAttachment mediaAttachment,
             CancellationToken cancellationToken)
         {
-            var outputPath = GetAttachmentCachePath(mediaPath, protocol, mediaAttachment.Index);
-            await ExtractAttachment(inputFile, protocol, mediaAttachment.Index, outputPath, cancellationToken)
+            var outputPath = GetAttachmentCachePath(mediaPath, mediaSource, mediaAttachment.Index);
+            await ExtractAttachment(inputFile, mediaSource, mediaAttachment.Index, outputPath, cancellationToken)
                 .ConfigureAwait(false);
 
             return outputPath;
@@ -107,7 +107,7 @@ namespace MediaBrowser.MediaEncoding.Attachments
 
         private async Task ExtractAttachment(
             string inputFile,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             int attachmentStreamIndex,
             string outputPath,
             CancellationToken cancellationToken)
@@ -121,7 +121,7 @@ namespace MediaBrowser.MediaEncoding.Attachments
                 if (!File.Exists(outputPath))
                 {
                     await ExtractAttachmentInternal(
-                        _mediaEncoder.GetInputArgument(new[] { inputFile }, protocol),
+                        _mediaEncoder.GetInputArgument(new[] { inputFile }, mediaSource),
                         attachmentStreamIndex,
                         outputPath,
                         cancellationToken).ConfigureAwait(false);
@@ -234,10 +234,10 @@ namespace MediaBrowser.MediaEncoding.Attachments
             }
         }
 
-        private string GetAttachmentCachePath(string mediaPath, MediaProtocol protocol, int attachmentStreamIndex)
+        private string GetAttachmentCachePath(string mediaPath, MediaSourceInfo mediaSource, int attachmentStreamIndex)
         {
             string filename;
-            if (protocol == MediaProtocol.File)
+            if (mediaSource.Protocol == MediaProtocol.File)
             {
                 var date = _fileSystem.GetLastWriteTimeUtc(mediaPath);
                 filename = (mediaPath + attachmentStreamIndex.ToString(CultureInfo.InvariantCulture) + "_" + date.Ticks.ToString(CultureInfo.InvariantCulture)).GetMD5().ToString("D", CultureInfo.InvariantCulture);
diff --git a/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs b/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs
index 63310fdf6..b1fcba2d1 100644
--- a/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/EncodingUtils.cs
@@ -10,7 +10,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
 {
     public static class EncodingUtils
     {
-        public static string GetInputArgument(IReadOnlyList<string> inputFiles, MediaProtocol protocol)
+        public static string GetInputArgument(string inputPrefix, IReadOnlyList<string> inputFiles, MediaProtocol protocol)
         {
             if (protocol != MediaProtocol.File)
             {
@@ -19,15 +19,16 @@ namespace MediaBrowser.MediaEncoding.Encoder
                 return string.Format(CultureInfo.InvariantCulture, "\"{0}\"", url);
             }
 
-            return GetConcatInputArgument(inputFiles);
+            return GetConcatInputArgument(inputFiles, inputPrefix);
         }
 
         /// <summary>
         /// Gets the concat input argument.
         /// </summary>
         /// <param name="inputFiles">The input files.</param>
+        /// <param name="inputPrefix">The input prefix.</param>
         /// <returns>System.String.</returns>
-        private static string GetConcatInputArgument(IReadOnlyList<string> inputFiles)
+        private static string GetConcatInputArgument(IReadOnlyList<string> inputFiles, string inputPrefix)
         {
             // Get all streams
             // If there's more than one we'll need to use the concat command
@@ -39,15 +40,16 @@ namespace MediaBrowser.MediaEncoding.Encoder
             }
 
             // Determine the input path for video files
-            return GetFileInputArgument(inputFiles[0]);
+            return GetFileInputArgument(inputFiles[0], inputPrefix);
         }
 
         /// <summary>
         /// Gets the file input argument.
         /// </summary>
         /// <param name="path">The path.</param>
+        /// <param name="inputPrefix">The path prefix.</param>
         /// <returns>System.String.</returns>
-        private static string GetFileInputArgument(string path)
+        private static string GetFileInputArgument(string path, string inputPrefix)
         {
             if (path.IndexOf("://", StringComparison.Ordinal) != -1)
             {
@@ -57,7 +59,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
             // Quotes are valid path characters in linux and they need to be escaped here with a leading \
             path = NormalizePath(path);
 
-            return string.Format(CultureInfo.InvariantCulture, "file:\"{0}\"", path);
+            return string.Format(CultureInfo.InvariantCulture, "{1}:\"{0}\"", path, inputPrefix);
         }
 
         /// <summary>
diff --git a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
index 5a3a9185d..edf83c816 100644
--- a/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Encoder/MediaEncoder.cs
@@ -18,6 +18,7 @@ using MediaBrowser.Controller.MediaEncoding;
 using MediaBrowser.MediaEncoding.Probing;
 using MediaBrowser.Model.Configuration;
 using MediaBrowser.Model.Dlna;
+using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Globalization;
 using MediaBrowser.Model.IO;
@@ -319,7 +320,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
         {
             var extractChapters = request.MediaType == DlnaProfileType.Video && request.ExtractChapters;
 
-            var inputFiles = MediaEncoderHelpers.GetInputArgument(_fileSystem, request.MediaSource.Path, request.MountedIso, request.PlayableStreamFileNames);
+            var inputFiles = MediaEncoderHelpers.GetInputArgument(_fileSystem, request.MediaSource.Path, request.PlayableStreamFileNames);
 
             var probeSize = EncodingHelper.GetProbeSizeArgument(inputFiles.Length);
             string analyzeDuration;
@@ -340,7 +341,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
             var forceEnableLogging = request.MediaSource.Protocol != MediaProtocol.File;
 
             return GetMediaInfoInternal(
-                GetInputArgument(inputFiles, request.MediaSource.Protocol),
+                GetInputArgument(inputFiles, request.MediaSource),
                 request.MediaSource.Path,
                 request.MediaSource.Protocol,
                 extractChapters,
@@ -355,11 +356,19 @@ namespace MediaBrowser.MediaEncoding.Encoder
         /// Gets the input argument.
         /// </summary>
         /// <param name="inputFiles">The input files.</param>
-        /// <param name="protocol">The protocol.</param>
+        /// <param name="mediaSource">The mediaSource.</param>
         /// <returns>System.String.</returns>
         /// <exception cref="ArgumentException">Unrecognized InputType.</exception>
-        public string GetInputArgument(IReadOnlyList<string> inputFiles, MediaProtocol protocol)
-            => EncodingUtils.GetInputArgument(inputFiles, protocol);
+        public string GetInputArgument(IReadOnlyList<string> inputFiles, MediaSourceInfo mediaSource)
+        {
+            var prefix = "file";
+            if (mediaSource.VideoType == VideoType.BluRay || mediaSource.VideoType == VideoType.Iso)
+            {
+                prefix = "bluray";
+            }
+
+            return EncodingUtils.GetInputArgument(prefix, inputFiles, mediaSource.Protocol);
+        }
 
         /// <summary>
         /// Gets the media info internal.
@@ -457,17 +466,22 @@ namespace MediaBrowser.MediaEncoding.Encoder
 
         public Task<string> ExtractAudioImage(string path, int? imageStreamIndex, CancellationToken cancellationToken)
         {
-            return ExtractImage(new[] { path }, null, null, imageStreamIndex, MediaProtocol.File, true, null, null, cancellationToken);
+            var mediaSource = new MediaSourceInfo
+            {
+                Protocol = MediaProtocol.File
+            };
+
+            return ExtractImage(new[] { path }, null, null, imageStreamIndex, mediaSource, true, null, null, cancellationToken);
         }
 
-        public Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaProtocol protocol, MediaStream videoStream, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken)
+        public Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaSourceInfo mediaSource, MediaStream videoStream, Video3DFormat? threedFormat, TimeSpan? offset, CancellationToken cancellationToken)
         {
-            return ExtractImage(inputFiles, container, videoStream, null, protocol, false, threedFormat, offset, cancellationToken);
+            return ExtractImage(inputFiles, container, videoStream, null, mediaSource, false, threedFormat, offset, cancellationToken);
         }
 
-        public Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaProtocol protocol, MediaStream imageStream, int? imageStreamIndex, CancellationToken cancellationToken)
+        public Task<string> ExtractVideoImage(string[] inputFiles, string container, MediaSourceInfo mediaSource, MediaStream imageStream, int? imageStreamIndex, CancellationToken cancellationToken)
         {
-            return ExtractImage(inputFiles, container, imageStream, imageStreamIndex, protocol, false, null, null, cancellationToken);
+            return ExtractImage(inputFiles, container, imageStream, imageStreamIndex, mediaSource, false, null, null, cancellationToken);
         }
 
         private async Task<string> ExtractImage(
@@ -475,13 +489,13 @@ namespace MediaBrowser.MediaEncoding.Encoder
             string container,
             MediaStream videoStream,
             int? imageStreamIndex,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             bool isAudio,
             Video3DFormat? threedFormat,
             TimeSpan? offset,
             CancellationToken cancellationToken)
         {
-            var inputArgument = GetInputArgument(inputFiles, protocol);
+            var inputArgument = GetInputArgument(inputFiles, mediaSource);
 
             if (isAudio)
             {
@@ -671,7 +685,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
             string[] inputFiles,
             string container,
             MediaStream videoStream,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             Video3DFormat? threedFormat,
             TimeSpan interval,
             string targetDirectory,
@@ -679,7 +693,7 @@ namespace MediaBrowser.MediaEncoding.Encoder
             int? maxWidth,
             CancellationToken cancellationToken)
         {
-            var inputArgument = GetInputArgument(inputFiles, protocol);
+            var inputArgument = GetInputArgument(inputFiles, mediaSource);
 
             var vf = "fps=fps=1/" + interval.TotalSeconds.ToString(_usCulture);
 
diff --git a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
index 0a9958b9e..4fa145d96 100644
--- a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
+++ b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
@@ -187,7 +187,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                 protocol = _mediaSourceManager.GetPathProtocol(subtitleStream.Path);
             }
 
-            var fileInfo = await GetReadableFile(mediaSource.Path, inputFiles, protocol, subtitleStream, cancellationToken).ConfigureAwait(false);
+            var fileInfo = await GetReadableFile(mediaSource.Path, inputFiles, mediaSource, subtitleStream, cancellationToken).ConfigureAwait(false);
 
             var stream = await GetSubtitleStream(fileInfo.Path, fileInfo.Protocol, fileInfo.IsExternal, cancellationToken).ConfigureAwait(false);
 
@@ -221,7 +221,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
         private async Task<SubtitleInfo> GetReadableFile(
             string mediaPath,
             string[] inputFiles,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             MediaStream subtitleStream,
             CancellationToken cancellationToken)
         {
@@ -252,9 +252,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                 }
 
                 // Extract
-                var outputPath = GetSubtitleCachePath(mediaPath, protocol, subtitleStream.Index, "." + outputFormat);
+                var outputPath = GetSubtitleCachePath(mediaPath, mediaSource, subtitleStream.Index, "." + outputFormat);
 
-                await ExtractTextSubtitle(inputFiles, protocol, subtitleStream.Index, outputCodec, outputPath, cancellationToken)
+                await ExtractTextSubtitle(inputFiles, mediaSource, subtitleStream.Index, outputCodec, outputPath, cancellationToken)
                         .ConfigureAwait(false);
 
                 return new SubtitleInfo(outputPath, MediaProtocol.File, outputFormat, false);
@@ -266,14 +266,14 @@ namespace MediaBrowser.MediaEncoding.Subtitles
             if (GetReader(currentFormat, false) == null)
             {
                 // Convert
-                var outputPath = GetSubtitleCachePath(mediaPath, protocol, subtitleStream.Index, ".srt");
+                var outputPath = GetSubtitleCachePath(mediaPath, mediaSource, subtitleStream.Index, ".srt");
 
-                await ConvertTextSubtitleToSrt(subtitleStream.Path, subtitleStream.Language, protocol, outputPath, cancellationToken).ConfigureAwait(false);
+                await ConvertTextSubtitleToSrt(subtitleStream.Path, subtitleStream.Language, mediaSource, outputPath, cancellationToken).ConfigureAwait(false);
 
                 return new SubtitleInfo(outputPath, MediaProtocol.File, "srt", true);
             }
 
-            return new SubtitleInfo(subtitleStream.Path, protocol, currentFormat, true);
+            return new SubtitleInfo(subtitleStream.Path, mediaSource.Protocol, currentFormat, true);
         }
 
         private ISubtitleParser GetReader(string format, bool throwIfMissing)
@@ -363,11 +363,11 @@ namespace MediaBrowser.MediaEncoding.Subtitles
         /// </summary>
         /// <param name="inputPath">The input path.</param>
         /// <param name="language">The language.</param>
-        /// <param name="inputProtocol">The input protocol.</param>
+        /// <param name="mediaSource">The input mediaSource.</param>
         /// <param name="outputPath">The output path.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <returns>Task.</returns>
-        private async Task ConvertTextSubtitleToSrt(string inputPath, string language, MediaProtocol inputProtocol, string outputPath, CancellationToken cancellationToken)
+        private async Task ConvertTextSubtitleToSrt(string inputPath, string language, MediaSourceInfo mediaSource, string outputPath, CancellationToken cancellationToken)
         {
             var semaphore = GetLock(outputPath);
 
@@ -377,7 +377,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
             {
                 if (!File.Exists(outputPath))
                 {
-                    await ConvertTextSubtitleToSrtInternal(inputPath, language, inputProtocol, outputPath, cancellationToken).ConfigureAwait(false);
+                    await ConvertTextSubtitleToSrtInternal(inputPath, language, mediaSource, outputPath, cancellationToken).ConfigureAwait(false);
                 }
             }
             finally
@@ -391,14 +391,14 @@ namespace MediaBrowser.MediaEncoding.Subtitles
         /// </summary>
         /// <param name="inputPath">The input path.</param>
         /// <param name="language">The language.</param>
-        /// <param name="inputProtocol">The input protocol.</param>
+        /// <param name="mediaSource">The input mediaSource.</param>
         /// <param name="outputPath">The output path.</param>
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <returns>Task.</returns>
         /// <exception cref="ArgumentNullException">
         /// The <c>inputPath</c> or <c>outputPath</c> is <c>null</c>.
         /// </exception>
-        private async Task ConvertTextSubtitleToSrtInternal(string inputPath, string language, MediaProtocol inputProtocol, string outputPath, CancellationToken cancellationToken)
+        private async Task ConvertTextSubtitleToSrtInternal(string inputPath, string language, MediaSourceInfo mediaSource, string outputPath, CancellationToken cancellationToken)
         {
             if (string.IsNullOrEmpty(inputPath))
             {
@@ -412,7 +412,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
 
             Directory.CreateDirectory(Path.GetDirectoryName(outputPath));
 
-            var encodingParam = await GetSubtitleFileCharacterSet(inputPath, language, inputProtocol, cancellationToken).ConfigureAwait(false);
+            var encodingParam = await GetSubtitleFileCharacterSet(inputPath, language, mediaSource.Protocol, cancellationToken).ConfigureAwait(false);
 
             // FFmpeg automatically convert character encoding when it is UTF-16
             // If we specify character encoding, it rejects with "do not specify a character encoding" and "Unable to recode subtitle event"
@@ -516,7 +516,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
         /// Extracts the text subtitle.
         /// </summary>
         /// <param name="inputFiles">The input files.</param>
-        /// <param name="protocol">The protocol.</param>
+        /// <param name="mediaSource">The mediaSource.</param>
         /// <param name="subtitleStreamIndex">Index of the subtitle stream.</param>
         /// <param name="outputCodec">The output codec.</param>
         /// <param name="outputPath">The output path.</param>
@@ -525,7 +525,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
         /// <exception cref="ArgumentException">Must use inputPath list overload.</exception>
         private async Task ExtractTextSubtitle(
             string[] inputFiles,
-            MediaProtocol protocol,
+            MediaSourceInfo mediaSource,
             int subtitleStreamIndex,
             string outputCodec,
             string outputPath,
@@ -540,7 +540,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
                 if (!File.Exists(outputPath))
                 {
                     await ExtractTextSubtitleInternal(
-                        _mediaEncoder.GetInputArgument(inputFiles, protocol),
+                        _mediaEncoder.GetInputArgument(inputFiles, mediaSource),
                         subtitleStreamIndex,
                         outputCodec,
                         outputPath,
@@ -706,9 +706,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles
             }
         }
 
-        private string GetSubtitleCachePath(string mediaPath, MediaProtocol protocol, int subtitleStreamIndex, string outputSubtitleExtension)
+        private string GetSubtitleCachePath(string mediaPath, MediaSourceInfo mediaSource, int subtitleStreamIndex, string outputSubtitleExtension)
         {
-            if (protocol == MediaProtocol.File)
+            if (mediaSource.Protocol == MediaProtocol.File)
             {
                 var ticksParam = string.Empty;
 
diff --git a/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs b/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
index c61187fdf..648329757 100644
--- a/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/FFProbeProvider.cs
@@ -150,11 +150,6 @@ namespace MediaBrowser.Providers.MediaInfo
         public Task<ItemUpdateType> FetchVideoInfo<T>(T item, MetadataRefreshOptions options, CancellationToken cancellationToken)
             where T : Video
         {
-            if (item.VideoType == VideoType.Iso)
-            {
-                return _cachedTask;
-            }
-
             if (item.IsPlaceHolder)
             {
                 return _cachedTask;
diff --git a/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs b/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs
index fc38d3832..9ef393ec2 100644
--- a/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs
+++ b/MediaBrowser.Providers/MediaInfo/VideoImageProvider.cs
@@ -9,6 +9,7 @@ using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.MediaEncoding;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Drawing;
+using MediaBrowser.Model.Dto;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.MediaInfo;
@@ -50,7 +51,7 @@ namespace MediaBrowser.Providers.MediaInfo
             }
 
             // No support for this
-            if (video.VideoType == VideoType.Iso || video.VideoType == VideoType.Dvd || video.VideoType == VideoType.BluRay)
+            if (video.VideoType == VideoType.Dvd)
             {
                 return Task.FromResult(new DynamicImageResponse { HasImage = false });
             }
@@ -72,7 +73,6 @@ namespace MediaBrowser.Providers.MediaInfo
             var inputPath = MediaEncoderHelpers.GetInputArgument(
                 _fileSystem,
                 item.Path,
-                null,
                 item.GetPlayableStreamFileNames());
 
             var mediaStreams =
@@ -107,7 +107,14 @@ namespace MediaBrowser.Providers.MediaInfo
                     }
                 }
 
-                extractedImagePath = await _mediaEncoder.ExtractVideoImage(inputPath, item.Container, protocol, imageStream, videoIndex, cancellationToken).ConfigureAwait(false);
+                MediaSourceInfo mediaSource = new MediaSourceInfo
+                {
+                    VideoType = item.VideoType,
+                    IsoType = item.IsoType,
+                    Protocol = item.PathProtocol.Value,
+                };
+
+                extractedImagePath = await _mediaEncoder.ExtractVideoImage(inputPath, item.Container, mediaSource, imageStream, videoIndex, cancellationToken).ConfigureAwait(false);
             }
             else
             {
@@ -119,8 +126,14 @@ namespace MediaBrowser.Providers.MediaInfo
                                       : TimeSpan.FromSeconds(10);
 
                 var videoStream = mediaStreams.FirstOrDefault(i => i.Type == MediaStreamType.Video);
+                var mediaSource = new MediaSourceInfo
+                {
+                    VideoType = item.VideoType,
+                    IsoType = item.IsoType,
+                    Protocol = item.PathProtocol.Value,
+                };
 
-                extractedImagePath = await _mediaEncoder.ExtractVideoImage(inputPath, item.Container, protocol, videoStream, item.Video3DFormat, imageOffset, cancellationToken).ConfigureAwait(false);
+                extractedImagePath = await _mediaEncoder.ExtractVideoImage(inputPath, item.Container, mediaSource, videoStream, item.Video3DFormat, imageOffset, cancellationToken).ConfigureAwait(false);
             }
 
             return new DynamicImageResponse