made library scan a bit more conservative

MediaBrowser.Controller/Entities/Folder.cs

@@ -542,6 +542,7 @@ namespace MediaBrowser.Controller.Entities
 
             var options = new ParallelOptions
             {
+                MaxDegreeOfParallelism = 50
             };
 
             Parallel.ForEach(nonCachedChildren, options, child =>
@@ -606,6 +607,12 @@ namespace MediaBrowser.Controller.Entities
                         _children.Add(item);
                     }
 
+                    if (saveTasks.Count > 50)
+                    {
+                        await Task.WhenAll(saveTasks).ConfigureAwait(false);
+                        saveTasks.Clear();
+                    }
+
                     saveTasks.Add(LibraryManager.SaveItem(item, CancellationToken.None));
                 }
 
@@ -642,65 +649,77 @@ namespace MediaBrowser.Controller.Entities
         /// <param name="cancellationToken">The cancellation token.</param>
         /// <param name="recursive">if set to <c>true</c> [recursive].</param>
         /// <returns>Task.</returns>
-        private Task RefreshChildren(IEnumerable<Tuple<BaseItem, bool>> children, IProgress<double> progress, CancellationToken cancellationToken, bool? recursive)
+        private async Task RefreshChildren(IEnumerable<Tuple<BaseItem, bool>> children, IProgress<double> progress, CancellationToken cancellationToken, bool? recursive)
         {
             var list = children.ToList();
 
             var percentages = new ConcurrentDictionary<Guid, double>(list.Select(i => new KeyValuePair<Guid, double>(i.Item1.Id, 0)));
 
-            var tasks = list.Select(tuple => Task.Run(async () =>
+            var tasks = new List<Task>();
+
+            foreach (var tuple in list)
             {
-                cancellationToken.ThrowIfCancellationRequested();
+                if (tasks.Count > 50)
+                {
+                    await Task.WhenAll(tasks).ConfigureAwait(false);
+                }
 
-                var child = tuple.Item1;
+                Tuple<BaseItem, bool> currentTuple = tuple;
 
-                //refresh it
-                await child.RefreshMetadata(cancellationToken, resetResolveArgs: child.IsFolder).ConfigureAwait(false);
+                tasks.Add(Task.Run(async () =>
+                {
+                    cancellationToken.ThrowIfCancellationRequested();
 
-                // Refresh children if a folder and the item changed or recursive is set to true
-                var refreshChildren = child.IsFolder && (tuple.Item2 || (recursive.HasValue && recursive.Value));
+                    var child = currentTuple.Item1;
 
-                if (refreshChildren)
-                {
-                    // Don't refresh children if explicitly set to false
-                    if (recursive.HasValue && recursive.Value == false)
+                    //refresh it
+                    await child.RefreshMetadata(cancellationToken, resetResolveArgs: child.IsFolder).ConfigureAwait(false);
+
+                    // Refresh children if a folder and the item changed or recursive is set to true
+                    var refreshChildren = child.IsFolder && (currentTuple.Item2 || (recursive.HasValue && recursive.Value));
+
+                    if (refreshChildren)
                     {
-                        refreshChildren = false;
+                        // Don't refresh children if explicitly set to false
+                        if (recursive.HasValue && recursive.Value == false)
+                        {
+                            refreshChildren = false;
+                        }
                     }
-                }
 
-                if (refreshChildren)
-                {
-                    cancellationToken.ThrowIfCancellationRequested();
+                    if (refreshChildren)
+                    {
+                        cancellationToken.ThrowIfCancellationRequested();
 
-                    var innerProgress = new ActionableProgress<double>();
+                        var innerProgress = new ActionableProgress<double>();
 
-                    innerProgress.RegisterAction(p =>
+                        innerProgress.RegisterAction(p =>
+                        {
+                            percentages.TryUpdate(child.Id, p / 100, percentages[child.Id]);
+
+                            var percent = percentages.Values.Sum();
+                            percent /= list.Count;
+
+                            progress.Report((90 * percent) + 10);
+                        });
+
+                        await ((Folder)child).ValidateChildren(innerProgress, cancellationToken, recursive).ConfigureAwait(false);
+                    }
+                    else
                     {
-                        percentages.TryUpdate(child.Id, p / 100, percentages[child.Id]);
+                        percentages.TryUpdate(child.Id, 1, percentages[child.Id]);
 
                         var percent = percentages.Values.Sum();
                         percent /= list.Count;
 
                         progress.Report((90 * percent) + 10);
-                    });
-
-                    await ((Folder) child).ValidateChildren(innerProgress, cancellationToken, recursive).ConfigureAwait(false);
-                }
-                else
-                {
-                    percentages.TryUpdate(child.Id, 1, percentages[child.Id]);
-
-                    var percent = percentages.Values.Sum();
-                    percent /= list.Count;
-
-                    progress.Report((90 * percent) + 10);
-                }
-            }));
+                    }
+                }));
+            }
 
             cancellationToken.ThrowIfCancellationRequested();
 
-            return Task.WhenAll(tasks);
+            await Task.WhenAll(tasks).ConfigureAwait(false);
         }
 
         /// <summary>

MediaBrowser.Controller/MediaBrowser.Controller.csproj

@@ -148,7 +148,7 @@
     <Compile Include="Providers\IImageEnhancer.cs" />
     <Compile Include="Providers\ImagesByNameProvider.cs" />
     <Compile Include="Providers\MediaInfo\BaseFFMpegProvider.cs" />
-    <Compile Include="Providers\MediaInfo\FFMpegAudioImageProvider.cs" />
+    <Compile Include="Providers\MediaInfo\AudioImageProvider.cs" />
     <Compile Include="Providers\MediaInfo\BaseFFProbeProvider.cs" />
     <Compile Include="Providers\BaseProviderInfo.cs" />
     <Compile Include="Providers\Movies\FanArtMovieProvider.cs" />
@@ -170,7 +170,6 @@
     <Compile Include="Providers\TV\RemoteSeriesProvider.cs" />
     <Compile Include="Providers\TV\SeriesProviderFromXml.cs" />
     <Compile Include="Providers\TV\SeriesXmlParser.cs" />
-    <Compile Include="Providers\MediaInfo\FFMpegVideoImageProvider.cs" />
     <Compile Include="Resolvers\IResolverIgnoreRule.cs" />
     <Compile Include="Resolvers\EntityResolutionHelper.cs" />
     <Compile Include="Resolvers\ResolverPriority.cs" />

MediaBrowser.Controller/MediaInfo/FFMpegManager.cs

@@ -23,12 +23,6 @@ namespace MediaBrowser.Controller.MediaInfo
         /// <value>The video image cache.</value>
         internal FileSystemRepository VideoImageCache { get; set; }
 
-        /// <summary>
-        /// Gets or sets the image cache.
-        /// </summary>
-        /// <value>The image cache.</value>
-        internal FileSystemRepository AudioImageCache { get; set; }
-
         /// <summary>
         /// Gets or sets the subtitle cache.
         /// </summary>
@@ -54,7 +48,6 @@ namespace MediaBrowser.Controller.MediaInfo
             _libraryManager = libraryManager;
 
             VideoImageCache = new FileSystemRepository(VideoImagesDataPath);
-            AudioImageCache = new FileSystemRepository(AudioImagesDataPath);
             SubtitleCache = new FileSystemRepository(SubtitleCachePath);
         }
 

MediaBrowser.Controller/Providers/MediaInfo/AudioImageProvider.cs

@@ -0,0 +1,101 @@
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Logging;
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Controller.Providers.MediaInfo
+{
+    /// <summary>
+    /// Uses ffmpeg to create video images
+    /// </summary>
+    public class AudioImageProvider : BaseMetadataProvider
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="BaseMetadataProvider" /> class.
+        /// </summary>
+        /// <param name="logManager">The log manager.</param>
+        /// <param name="configurationManager">The configuration manager.</param>
+        public AudioImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager)
+            : base(logManager, configurationManager)
+        {
+        }
+
+        /// <summary>
+        /// The true task result
+        /// </summary>
+        protected static readonly Task<bool> TrueTaskResult = Task.FromResult(true);
+
+        /// <summary>
+        /// Supportses the specified item.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
+        public override bool Supports(BaseItem item)
+        {
+            return item.LocationType == LocationType.FileSystem && item is Audio;
+        }
+
+        /// <summary>
+        /// Override this to return the date that should be compared to the last refresh date
+        /// to determine if this provider should be re-fetched.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <returns>DateTime.</returns>
+        protected override DateTime CompareDate(BaseItem item)
+        {
+            return item.DateModified;
+        }
+
+        /// <summary>
+        /// Gets the priority.
+        /// </summary>
+        /// <value>The priority.</value>
+        public override MetadataProviderPriority Priority
+        {
+            get { return MetadataProviderPriority.Last; }
+        }
+
+        /// <summary>
+        /// Needses the refresh internal.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="providerInfo">The provider info.</param>
+        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
+        protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
+        {
+            if (!string.IsNullOrEmpty(item.PrimaryImagePath))
+            {
+                return false;
+            }
+            return base.NeedsRefreshInternal(item, providerInfo);
+        }
+
+        /// <summary>
+        /// Fetches metadata and returns true or false indicating if any work that requires persistence was done
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="force">if set to <c>true</c> [force].</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task{System.Boolean}.</returns>
+        public override Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
+        {
+            if (force || string.IsNullOrEmpty(item.PrimaryImagePath))
+            {
+                var album = item.ResolveArgs.Parent as MusicAlbum;
+
+                if (album != null)
+                {
+                    // First try to use the parent's image
+                    item.PrimaryImagePath = item.ResolveArgs.Parent.PrimaryImagePath;
+                }
+            }
+
+            SetLastRefreshed(item, DateTime.UtcNow);
+            return TrueTaskResult;
+        }
+    }
+}

MediaBrowser.Controller/Providers/MediaInfo/FFMpegAudioImageProvider.cs

@@ -1,143 +0,0 @@
-using MediaBrowser.Common.MediaInfo;
-using MediaBrowser.Controller.Configuration;
-using MediaBrowser.Controller.Entities;
-using MediaBrowser.Controller.Entities.Audio;
-using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Logging;
-using System;
-using System.Collections.Concurrent;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace MediaBrowser.Controller.Providers.MediaInfo
-{
-    /// <summary>
-    /// Uses ffmpeg to create video images
-    /// </summary>
-    public class FFMpegAudioImageProvider : BaseFFMpegProvider<Audio>
-    {
-        public FFMpegAudioImageProvider(ILogManager logManager, IServerConfigurationManager configurationManager, IMediaEncoder mediaEncoder)
-            : base(logManager, configurationManager, mediaEncoder)
-        {
-        }
-
-        /// <summary>
-        /// The true task result
-        /// </summary>
-        protected static readonly Task<bool> TrueTaskResult = Task.FromResult(true);
-
-        /// <summary>
-        /// Gets the priority.
-        /// </summary>
-        /// <value>The priority.</value>
-        public override MetadataProviderPriority Priority
-        {
-            get { return MetadataProviderPriority.Last; }
-        }
-
-        /// <summary>
-        /// The _locks
-        /// </summary>
-        private readonly ConcurrentDictionary<string, SemaphoreSlim> _locks = new ConcurrentDictionary<string, SemaphoreSlim>();
-
-        /// <summary>
-        /// Gets the lock.
-        /// </summary>
-        /// <param name="filename">The filename.</param>
-        /// <returns>System.Object.</returns>
-        private SemaphoreSlim GetLock(string filename)
-        {
-            return _locks.GetOrAdd(filename, key => new SemaphoreSlim(1, 1));
-        }
-
-        /// <summary>
-        /// Needses the refresh internal.
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <param name="providerInfo">The provider info.</param>
-        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
-        protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
-        {
-            if (!string.IsNullOrEmpty(item.PrimaryImagePath))
-            {
-                return false;
-            }
-            return base.NeedsRefreshInternal(item, providerInfo);
-        }
-
-        /// <summary>
-        /// Fetches metadata and returns true or false indicating if any work that requires persistence was done
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <param name="force">if set to <c>true</c> [force].</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task{System.Boolean}.</returns>
-        public override async Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
-        {
-            var success = ProviderRefreshStatus.Success;
-
-            if (force || string.IsNullOrEmpty(item.PrimaryImagePath))
-            {
-                var album = item.ResolveArgs.Parent as MusicAlbum;
-
-                if (album != null)
-                {
-                    // First try to use the parent's image
-                    item.PrimaryImagePath = item.ResolveArgs.Parent.PrimaryImagePath;
-                }
-
-                // If it's still empty see if there's an embedded image
-                if (force || string.IsNullOrEmpty(item.PrimaryImagePath))
-                {
-                    var audio = (Audio)item;
-
-                    if (audio.MediaStreams != null && audio.MediaStreams.Any(s => s.Type == MediaStreamType.Video))
-                    {
-                        var filename = album != null && string.IsNullOrEmpty(audio.Album + album.DateModified.Ticks) ? (audio.Id.ToString() + audio.DateModified.Ticks) : audio.Album;
-
-                        var path = Kernel.Instance.FFMpegManager.AudioImageCache.GetResourcePath(filename + "_primary", ".jpg");
-
-                        if (!Kernel.Instance.FFMpegManager.AudioImageCache.ContainsFilePath(path))
-                        {
-                            var semaphore = GetLock(path);
-
-                            // Acquire a lock
-                            await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
-
-                            // Check again
-                            if (!Kernel.Instance.FFMpegManager.AudioImageCache.ContainsFilePath(path))
-                            {
-                                try
-                                {
-                                    await MediaEncoder.ExtractImage(new[] { audio.Path }, InputType.AudioFile, null, path, cancellationToken).ConfigureAwait(false);
-                                }
-                                catch
-                                {
-                                    success = ProviderRefreshStatus.Failure;
-                                }
-                                finally
-                                {
-                                    semaphore.Release();
-                                }
-                            }
-                            else
-                            {
-                                semaphore.Release();
-                            }
-                        }
-
-                        if (success == ProviderRefreshStatus.Success)
-                        {
-                            // Image is already in the cache
-                            audio.PrimaryImagePath = path;
-                        }
-                    }
-                }
-            }
-
-            SetLastRefreshed(item, DateTime.UtcNow, success);
-            return true;
-        }
-    }
-}

MediaBrowser.Controller/Providers/MediaInfo/FFMpegVideoImageProvider.cs

@@ -1,188 +0,0 @@
-using MediaBrowser.Common.IO;
-using MediaBrowser.Common.MediaInfo;
-using MediaBrowser.Controller.Configuration;
-using MediaBrowser.Controller.Entities;
-using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Logging;
-using System;
-using System.Linq;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace MediaBrowser.Controller.Providers.MediaInfo
-{
-    /// <summary>
-    /// Uses ffmpeg to create video images
-    /// </summary>
-    public class FfMpegVideoImageProvider : BaseFFMpegProvider<Video>
-    {
-        /// <summary>
-        /// The _iso manager
-        /// </summary>
-        private readonly IIsoManager _isoManager;
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="FfMpegVideoImageProvider" /> class.
-        /// </summary>
-        /// <param name="isoManager">The iso manager.</param>
-        /// <param name="logManager">The log manager.</param>
-        /// <param name="configurationManager">The configuration manager.</param>
-        /// <param name="mediaEncoder">The media encoder.</param>
-        public FfMpegVideoImageProvider(IIsoManager isoManager, ILogManager logManager, IServerConfigurationManager configurationManager, IMediaEncoder mediaEncoder)
-            : base(logManager, configurationManager, mediaEncoder)
-        {
-            _isoManager = isoManager;
-        }
-
-        /// <summary>
-        /// Gets the priority.
-        /// </summary>
-        /// <value>The priority.</value>
-        public override MetadataProviderPriority Priority
-        {
-            get { return MetadataProviderPriority.Last; }
-        }
-
-        /// <summary>
-        /// Supportses the specified item.
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
-        public override bool Supports(BaseItem item)
-        {
-            if (item.LocationType != LocationType.FileSystem)
-            {
-                return false;
-            }
-
-            var video = item as Video;
-
-            if (video != null)
-            {
-                if (video.VideoType == VideoType.Iso && _isoManager.CanMount(item.Path))
-                {
-                    return true;
-                }
-
-                // We can only extract images from folder rips if we know the largest stream path
-                return video.VideoType == VideoType.VideoFile || video.VideoType == VideoType.BluRay || video.VideoType == VideoType.Dvd;
-            }
-
-            return false;
-        }
-
-        /// <summary>
-        /// Needses the refresh internal.
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <param name="providerInfo">The provider info.</param>
-        /// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
-        protected override bool NeedsRefreshInternal(BaseItem item, BaseProviderInfo providerInfo)
-        {
-            if (!string.IsNullOrEmpty(item.PrimaryImagePath))
-            {
-                return false;
-            }
-            return base.NeedsRefreshInternal(item, providerInfo);
-        }
-
-        /// <summary>
-        /// The true task result
-        /// </summary>
-        protected static readonly Task<bool> TrueTaskResult = Task.FromResult(true);
-
-        /// <summary>
-        /// Fetches metadata and returns true or false indicating if any work that requires persistence was done
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <param name="force">if set to <c>true</c> [force].</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task{System.Boolean}.</returns>
-        public override Task<bool> FetchAsync(BaseItem item, bool force, CancellationToken cancellationToken)
-        {
-            if (force || string.IsNullOrEmpty(item.PrimaryImagePath))
-            {
-                var video = (Video)item;
-
-                // We can only extract images from videos if we know there's an embedded video stream
-                if (video.MediaStreams != null && video.MediaStreams.Any(m => m.Type == MediaStreamType.Video))
-                {
-                    var filename = item.Id + "_" + item.DateModified.Ticks + "_primary";
-
-                    var path = Kernel.Instance.FFMpegManager.VideoImageCache.GetResourcePath(filename, ".jpg");
-
-                    if (!Kernel.Instance.FFMpegManager.VideoImageCache.ContainsFilePath(path))
-                    {
-                        return ExtractImage(video, path, cancellationToken);
-                    }
-
-                    // Image is already in the cache
-                    item.PrimaryImagePath = path;
-                }
-            }
-
-            SetLastRefreshed(item, DateTime.UtcNow);
-            return TrueTaskResult;
-        }
-
-        /// <summary>
-        /// Mounts the iso if needed.
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>IsoMount.</returns>
-        protected Task<IIsoMount> MountIsoIfNeeded(Video item, CancellationToken cancellationToken)
-        {
-            if (item.VideoType == VideoType.Iso)
-            {
-                return _isoManager.Mount(item.Path, cancellationToken);
-            }
-
-            return NullMountTaskResult;
-        }
-
-        /// <summary>
-        /// Extracts the image.
-        /// </summary>
-        /// <param name="video">The video.</param>
-        /// <param name="path">The path.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns>Task{System.Boolean}.</returns>
-        private async Task<bool> ExtractImage(Video video, string path, CancellationToken cancellationToken)
-        {
-            var isoMount = await MountIsoIfNeeded(video, cancellationToken).ConfigureAwait(false);
-
-            try
-            {
-                // If we know the duration, grab it from 10% into the video. Otherwise just 10 seconds in.
-                // Always use 10 seconds for dvd because our duration could be out of whack
-                var imageOffset = video.VideoType != VideoType.Dvd && video.RunTimeTicks.HasValue &&
-                                  video.RunTimeTicks.Value > 0
-                                      ? TimeSpan.FromTicks(Convert.ToInt64(video.RunTimeTicks.Value * .1))
-                                      : TimeSpan.FromSeconds(10);
-
-                InputType type;
-
-                var inputPath = MediaEncoderHelpers.GetInputArgument(video, isoMount, out type);
-
-                await MediaEncoder.ExtractImage(inputPath, type, imageOffset, path, cancellationToken).ConfigureAwait(false);
-
-                video.PrimaryImagePath = path;
-                SetLastRefreshed(video, DateTime.UtcNow);
-            }
-            catch
-            {
-                SetLastRefreshed(video, DateTime.UtcNow, ProviderRefreshStatus.Failure);
-            }
-            finally
-            {
-                if (isoMount != null)
-                {
-                    isoMount.Dispose();
-                }
-            }
-
-            return true;
-        }
-    }
-}

MediaBrowser.Model/Entities/IHasMediaStreams.cs

@@ -7,6 +7,20 @@ namespace MediaBrowser.Model.Entities
     /// </summary>
     public interface IHasMediaStreams
     {
+        /// <summary>
+        /// Gets or sets the media streams.
+        /// </summary>
+        /// <value>The media streams.</value>
         List<MediaStream> MediaStreams { get; set; }
+        /// <summary>
+        /// Gets or sets the path.
+        /// </summary>
+        /// <value>The path.</value>
+        string Path { get; set; }
+        /// <summary>
+        /// Gets or sets the primary image path.
+        /// </summary>
+        /// <value>The primary image path.</value>
+        string PrimaryImagePath { get; set; }
     }
 }

MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj

@@ -153,7 +153,9 @@
     <Compile Include="ScheduledTasks\ChapterImagesTask.cs" />
     <Compile Include="ScheduledTasks\ImageCleanupTask.cs" />
     <Compile Include="ScheduledTasks\PluginUpdateTask.cs" />
+    <Compile Include="ScheduledTasks\AudioImagesTask.cs" />
     <Compile Include="ScheduledTasks\RefreshMediaLibraryTask.cs" />
+    <Compile Include="ScheduledTasks\VideoImagesTask.cs" />
     <Compile Include="ServerApplicationPaths.cs" />
     <Compile Include="ServerManager\ServerManager.cs" />
     <Compile Include="ServerManager\WebSocketConnection.cs" />

MediaBrowser.Server.Implementations/MediaEncoder/MediaEncoder.cs

@@ -50,12 +50,12 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
         /// <summary>
         /// The video image resource pool
         /// </summary>
-        private readonly SemaphoreSlim _videoImageResourcePool = new SemaphoreSlim(2, 2);
+        private readonly SemaphoreSlim _videoImageResourcePool = new SemaphoreSlim(1, 1);
 
         /// <summary>
         /// The audio image resource pool
         /// </summary>
-        private readonly SemaphoreSlim _audioImageResourcePool = new SemaphoreSlim(3, 3);
+        private readonly SemaphoreSlim _audioImageResourcePool = new SemaphoreSlim(2, 2);
 
         /// <summary>
         /// The _subtitle extraction resource pool
@@ -65,7 +65,7 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
         /// <summary>
         /// The FF probe resource pool
         /// </summary>
-        private readonly SemaphoreSlim _ffProbeResourcePool = new SemaphoreSlim(3, 3);
+        private readonly SemaphoreSlim _ffProbeResourcePool = new SemaphoreSlim(2, 2);
 
         /// <summary>
         /// Gets or sets the versioned directory path.
@@ -370,7 +370,18 @@ namespace MediaBrowser.Server.Implementations.MediaEncoder
             try
             {
                 process.Start();
+            }
+            catch (Exception ex)
+            {
+                _ffProbeResourcePool.Release();
+
+                _logger.ErrorException("Error starting ffprobe", ex);
 
+                throw;
+            }
+            
+            try
+            {
                 Task<string> standardErrorReadTask = null;
 
                 // MUST read both stdout and stderr asynchronously or a deadlock may occurr

MediaBrowser.Server.Implementations/ScheduledTasks/AudioImagesTask.cs

@@ -0,0 +1,178 @@
+using MediaBrowser.Common.IO;
+using MediaBrowser.Common.MediaInfo;
+using MediaBrowser.Common.ScheduledTasks;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Entities.Audio;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Entities;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Server.Implementations.ScheduledTasks
+{
+    /// <summary>
+    /// Class AudioImagesTask
+    /// </summary>
+    public class AudioImagesTask : IScheduledTask
+    {
+        /// <summary>
+        /// Gets or sets the image cache.
+        /// </summary>
+        /// <value>The image cache.</value>
+        public FileSystemRepository ImageCache { get; set; }
+
+        /// <summary>
+        /// The _library manager
+        /// </summary>
+        private readonly ILibraryManager _libraryManager;
+        /// <summary>
+        /// The _media encoder
+        /// </summary>
+        private readonly IMediaEncoder _mediaEncoder;
+
+        /// <summary>
+        /// The _locks
+        /// </summary>
+        private readonly ConcurrentDictionary<string, SemaphoreSlim> _locks = new ConcurrentDictionary<string, SemaphoreSlim>();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AudioImagesTask" /> class.
+        /// </summary>
+        /// <param name="libraryManager">The library manager.</param>
+        /// <param name="mediaEncoder">The media encoder.</param>
+        public AudioImagesTask(ILibraryManager libraryManager, IMediaEncoder mediaEncoder)
+        {
+            _libraryManager = libraryManager;
+            _mediaEncoder = mediaEncoder;
+
+            ImageCache = new FileSystemRepository(Kernel.Instance.FFMpegManager.AudioImagesDataPath);
+        }
+
+        /// <summary>
+        /// Gets the name of the task
+        /// </summary>
+        /// <value>The name.</value>
+        public string Name
+        {
+            get { return "Audio image extraction"; }
+        }
+
+        /// <summary>
+        /// Gets the description.
+        /// </summary>
+        /// <value>The description.</value>
+        public string Description
+        {
+            get { return "Extracts images from audio files that do not have external images."; }
+        }
+
+        /// <summary>
+        /// Gets the category.
+        /// </summary>
+        /// <value>The category.</value>
+        public string Category
+        {
+            get { return "Library"; }
+        }
+
+        /// <summary>
+        /// Executes the task
+        /// </summary>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <param name="progress">The progress.</param>
+        /// <returns>Task.</returns>
+        public async Task Execute(CancellationToken cancellationToken, IProgress<double> progress)
+        {
+            var items = _libraryManager.RootFolder.RecursiveChildren
+                .OfType<Audio>()
+                .Where(i => i.LocationType == LocationType.FileSystem && string.IsNullOrEmpty(i.PrimaryImagePath) && i.MediaStreams != null && i.MediaStreams.Any(m => m.Type == MediaStreamType.Video))
+                .ToList();
+
+            progress.Report(0);
+
+            var numComplete = 0;
+            
+            foreach (var item in items)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var album = item.Parent as MusicAlbum;
+
+                var filename = album != null && string.IsNullOrEmpty(item.Album + album.DateModified.Ticks) ? (item.Id.ToString() + item.DateModified.Ticks) : item.Album;
+
+                var path = ImageCache.GetResourcePath(filename + "_primary", ".jpg");
+
+                var success = true;
+
+                if (!ImageCache.ContainsFilePath(path))
+                {
+                    var semaphore = GetLock(path);
+
+                    // Acquire a lock
+                    await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
+
+                    // Check again
+                    if (!ImageCache.ContainsFilePath(path))
+                    {
+                        try
+                        {
+                            await _mediaEncoder.ExtractImage(new[] { item.Path }, InputType.AudioFile, null, path, cancellationToken).ConfigureAwait(false);
+                        }
+                        catch
+                        {
+                            success = false;
+                        }
+                        finally
+                        {
+                            semaphore.Release();
+                        }
+                    }
+                    else
+                    {
+                        semaphore.Release();
+                    }
+                }
+
+                numComplete++;
+                double percent = numComplete;
+                percent /= items.Count;
+
+                progress.Report(100 * percent);
+                
+                if (success)
+                {
+                    // Image is already in the cache
+                    item.PrimaryImagePath = path;
+                }
+            }
+
+            progress.Report(100);
+        }
+
+        /// <summary>
+        /// Gets the default triggers.
+        /// </summary>
+        /// <returns>IEnumerable{BaseTaskTrigger}.</returns>
+        public IEnumerable<ITaskTrigger> GetDefaultTriggers()
+        {
+            return new ITaskTrigger[]
+                {
+                    new DailyTrigger { TimeOfDay = TimeSpan.FromHours(1) }
+                };
+        }
+
+        /// <summary>
+        /// Gets the lock.
+        /// </summary>
+        /// <param name="filename">The filename.</param>
+        /// <returns>System.Object.</returns>
+        private SemaphoreSlim GetLock(string filename)
+        {
+            return _locks.GetOrAdd(filename, key => new SemaphoreSlim(1, 1));
+        }
+    }
+}

MediaBrowser.Server.Implementations/ScheduledTasks/ChapterImagesTask.cs

@@ -24,6 +24,9 @@ namespace MediaBrowser.Server.Implementations.ScheduledTasks
         /// The _logger
         /// </summary>
         private readonly ILogger _logger;
+        /// <summary>
+        /// The _library manager
+        /// </summary>
         private readonly ILibraryManager _libraryManager;
 
         /// <summary>
@@ -99,7 +102,7 @@ namespace MediaBrowser.Server.Implementations.ScheduledTasks
         /// <value>The name.</value>
         public string Name
         {
-            get { return "Create video chapter thumbnails"; }
+            get { return "Chapter image extraction"; }
         }
 
         /// <summary>

MediaBrowser.Server.Implementations/ScheduledTasks/VideoImagesTask.cs

@@ -0,0 +1,265 @@
+using MediaBrowser.Common.IO;
+using MediaBrowser.Common.MediaInfo;
+using MediaBrowser.Common.ScheduledTasks;
+using MediaBrowser.Controller;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Providers.MediaInfo;
+using MediaBrowser.Model.Entities;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+
+namespace MediaBrowser.Server.Implementations.ScheduledTasks
+{
+    /// <summary>
+    /// Class VideoImagesTask
+    /// </summary>
+    public class VideoImagesTask : IScheduledTask
+    {
+        /// <summary>
+        /// Gets or sets the image cache.
+        /// </summary>
+        /// <value>The image cache.</value>
+        public FileSystemRepository ImageCache { get; set; }
+
+        /// <summary>
+        /// The _library manager
+        /// </summary>
+        private readonly ILibraryManager _libraryManager;
+        /// <summary>
+        /// The _media encoder
+        /// </summary>
+        private readonly IMediaEncoder _mediaEncoder;
+
+        /// <summary>
+        /// The _iso manager
+        /// </summary>
+        private readonly IIsoManager _isoManager;
+
+        /// <summary>
+        /// The _locks
+        /// </summary>
+        private readonly ConcurrentDictionary<string, SemaphoreSlim> _locks = new ConcurrentDictionary<string, SemaphoreSlim>();
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="AudioImagesTask" /> class.
+        /// </summary>
+        /// <param name="libraryManager">The library manager.</param>
+        /// <param name="mediaEncoder">The media encoder.</param>
+        /// <param name="isoManager">The iso manager.</param>
+        public VideoImagesTask(ILibraryManager libraryManager, IMediaEncoder mediaEncoder, IIsoManager isoManager)
+        {
+            _libraryManager = libraryManager;
+            _mediaEncoder = mediaEncoder;
+            _isoManager = isoManager;
+
+            ImageCache = new FileSystemRepository(Kernel.Instance.FFMpegManager.VideoImagesDataPath);
+        }
+
+        /// <summary>
+        /// Gets the name of the task
+        /// </summary>
+        /// <value>The name.</value>
+        public string Name
+        {
+            get { return "Video image extraction"; }
+        }
+
+        /// <summary>
+        /// Gets the description.
+        /// </summary>
+        /// <value>The description.</value>
+        public string Description
+        {
+            get { return "Extracts images from audio files that do not have external images."; }
+        }
+
+        /// <summary>
+        /// Gets the category.
+        /// </summary>
+        /// <value>The category.</value>
+        public string Category
+        {
+            get { return "Library"; }
+        }
+
+        /// <summary>
+        /// Executes the task
+        /// </summary>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <param name="progress">The progress.</param>
+        /// <returns>Task.</returns>
+        public async Task Execute(CancellationToken cancellationToken, IProgress<double> progress)
+        {
+            var items = _libraryManager.RootFolder.RecursiveChildren
+                .OfType<Video>()
+                .Where(i =>
+                    {
+                        if (!string.IsNullOrEmpty(i.PrimaryImagePath))
+                        {
+                            return false;
+                        }
+
+                        if (i.LocationType != LocationType.FileSystem)
+                        {
+                            return false;
+                        }
+
+                        if (i.VideoType == VideoType.HdDvd)
+                        {
+                            return false;
+                        }
+
+                        if (i.VideoType == VideoType.Iso && !i.IsoType.HasValue)
+                        {
+                            return false;
+                        }
+
+                        return i.MediaStreams != null && i.MediaStreams.Any(m => m.Type == MediaStreamType.Video);
+                    })
+                .ToList();
+
+            progress.Report(0);
+
+            var numComplete = 0;
+
+            foreach (var item in items)
+            {
+                cancellationToken.ThrowIfCancellationRequested();
+
+                var filename = item.Id + "_" + item.DateModified.Ticks + "_primary";
+
+                var path = ImageCache.GetResourcePath(filename, ".jpg");
+
+                var success = true;
+
+                if (!ImageCache.ContainsFilePath(path))
+                {
+                    var semaphore = GetLock(path);
+
+                    // Acquire a lock
+                    await semaphore.WaitAsync(cancellationToken).ConfigureAwait(false);
+
+                    // Check again
+                    if (!ImageCache.ContainsFilePath(path))
+                    {
+                        try
+                        {
+                            await ExtractImage(item, path, cancellationToken).ConfigureAwait(false);
+                        }
+                        catch
+                        {
+                            success = false;
+                        }
+                        finally
+                        {
+                            semaphore.Release();
+                        }
+                    }
+                    else
+                    {
+                        semaphore.Release();
+                    }
+                }
+
+                numComplete++;
+                double percent = numComplete;
+                percent /= items.Count;
+
+                progress.Report(100 * percent);
+
+                if (success)
+                {
+                    // Image is already in the cache
+                    item.PrimaryImagePath = path;
+                }
+            }
+
+            progress.Report(100);
+        }
+
+        /// <summary>
+        /// Extracts the image.
+        /// </summary>
+        /// <param name="video">The video.</param>
+        /// <param name="path">The path.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task.</returns>
+        private async Task ExtractImage(Video video, string path, CancellationToken cancellationToken)
+        {
+            var isoMount = await MountIsoIfNeeded(video, cancellationToken).ConfigureAwait(false);
+
+            try
+            {
+                // If we know the duration, grab it from 10% into the video. Otherwise just 10 seconds in.
+                // Always use 10 seconds for dvd because our duration could be out of whack
+                var imageOffset = video.VideoType != VideoType.Dvd && video.RunTimeTicks.HasValue &&
+                                  video.RunTimeTicks.Value > 0
+                                      ? TimeSpan.FromTicks(Convert.ToInt64(video.RunTimeTicks.Value * .1))
+                                      : TimeSpan.FromSeconds(10);
+
+                InputType type;
+
+                var inputPath = MediaEncoderHelpers.GetInputArgument(video, isoMount, out type);
+
+                await _mediaEncoder.ExtractImage(inputPath, type, imageOffset, path, cancellationToken).ConfigureAwait(false);
+
+                video.PrimaryImagePath = path;
+            }
+            finally
+            {
+                if (isoMount != null)
+                {
+                    isoMount.Dispose();
+                }
+            }
+        }
+
+        /// <summary>
+        /// The null mount task result
+        /// </summary>
+        protected readonly Task<IIsoMount> NullMountTaskResult = Task.FromResult<IIsoMount>(null);
+
+        /// <summary>
+        /// Mounts the iso if needed.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <param name="cancellationToken">The cancellation token.</param>
+        /// <returns>Task{IIsoMount}.</returns>
+        protected Task<IIsoMount> MountIsoIfNeeded(Video item, CancellationToken cancellationToken)
+        {
+            if (item.VideoType == VideoType.Iso)
+            {
+                return _isoManager.Mount(item.Path, cancellationToken);
+            }
+
+            return NullMountTaskResult;
+        }
+
+        /// <summary>
+        /// Gets the default triggers.
+        /// </summary>
+        /// <returns>IEnumerable{BaseTaskTrigger}.</returns>
+        public IEnumerable<ITaskTrigger> GetDefaultTriggers()
+        {
+            return new ITaskTrigger[]
+                {
+                    new DailyTrigger { TimeOfDay = TimeSpan.FromHours(2) }
+                };
+        }
+
+        /// <summary>
+        /// Gets the lock.
+        /// </summary>
+        /// <param name="filename">The filename.</param>
+        /// <returns>System.Object.</returns>
+        private SemaphoreSlim GetLock(string filename)
+        {
+            return _locks.GetOrAdd(filename, key => new SemaphoreSlim(1, 1));
+        }
+    }
+}

MediaBrowser.ServerApplication/Controls/ItemUpdateNotification.xaml.cs

@@ -1,4 +1,5 @@
-using MediaBrowser.Controller.Entities;
+using System.Linq;
+using MediaBrowser.Controller.Entities;
 using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.Logging;
@@ -159,7 +160,7 @@ namespace MediaBrowser.ServerApplication.Controls
             DisplayTitle(item);
             DisplayRating(item);
 
-            var path = MultiItemUpdateNotification.GetImagePath(item);
+            var path = GetImagePath(item);
 
             if (string.IsNullOrEmpty(path))
             {
@@ -210,6 +211,44 @@ namespace MediaBrowser.ServerApplication.Controls
             }
         }
 
+        /// <summary>
+        /// Gets the image path.
+        /// </summary>
+        /// <param name="item">The item.</param>
+        /// <returns>System.String.</returns>
+        internal static string GetImagePath(BaseItem item)
+        {
+            // Try our best to find an image
+            var path = item.PrimaryImagePath;
+
+            if (string.IsNullOrEmpty(path) && item.BackdropImagePaths != null)
+            {
+                path = item.BackdropImagePaths.FirstOrDefault();
+            }
+
+            if (string.IsNullOrEmpty(path))
+            {
+                path = item.GetImage(ImageType.Thumb);
+            }
+
+            if (string.IsNullOrEmpty(path))
+            {
+                path = item.GetImage(ImageType.Art);
+            }
+
+            if (string.IsNullOrEmpty(path))
+            {
+                path = item.GetImage(ImageType.Logo);
+            }
+
+            if (string.IsNullOrEmpty(path))
+            {
+                path = item.GetImage(ImageType.Disc);
+            }
+
+            return path;
+        }
+
         /// <summary>
         /// Displays the rating.
         /// </summary>

MediaBrowser.ServerApplication/Controls/MultiItemUpdateNotification.xaml

@@ -1,37 +0,0 @@
-<UserControl x:Class="MediaBrowser.ServerApplication.Controls.MultiItemUpdateNotification"
-             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
-             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
-             mc:Ignorable="d" 
-             d:DesignHeight="300" d:DesignWidth="300">
-
-    <Grid MaxHeight="400" MaxWidth="600" Margin="20">
-        <Border BorderThickness="0" Background="#333333">
-            <Border.Effect>
-                <DropShadowEffect BlurRadius="25" ShadowDepth="0">
-
-                </DropShadowEffect>
-            </Border.Effect>
-        </Border>
-        <Grid>
-            <Grid.Background>
-                <LinearGradientBrush SpreadMethod="Reflect" ColorInterpolationMode="SRgbLinearInterpolation" StartPoint="0,0" EndPoint="0,1" >
-                    <GradientStop Color="#ff222222" Offset="0" />
-                    <GradientStop Color="#ffbbbbbb" Offset="1" />
-                </LinearGradientBrush>
-            </Grid.Background>
-
-            <Grid Margin="20">
-                <Grid.RowDefinitions>
-                    <RowDefinition Height="auto"></RowDefinition>
-                    <RowDefinition Height="*"></RowDefinition>
-                </Grid.RowDefinitions>
-
-                <TextBlock x:Name="header" FontSize="26" Foreground="White" Grid.Row="0"></TextBlock>
-
-                <UniformGrid x:Name="itemsPanel" Columns="4" Margin="0 20 0 0" Grid.Row="1"></UniformGrid>
-            </Grid>
-        </Grid>
-    </Grid>
-</UserControl>

MediaBrowser.ServerApplication/Controls/MultiItemUpdateNotification.xaml.cs

@@ -1,151 +0,0 @@
-using MediaBrowser.Controller.Entities;
-using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.Logging;
-using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Windows;
-using System.Windows.Controls;
-using System.Windows.Media;
-
-namespace MediaBrowser.ServerApplication.Controls
-{
-    /// <summary>
-    /// Interaction logic for MultiItemUpdateNotification.xaml
-    /// </summary>
-    public partial class MultiItemUpdateNotification : UserControl
-    {
-        /// <summary>
-        /// The logger
-        /// </summary>
-        private readonly ILogger Logger;
-
-        /// <summary>
-        /// Gets the children changed event args.
-        /// </summary>
-        /// <value>The children changed event args.</value>
-        private List<BaseItem> Items
-        {
-            get { return DataContext as List<BaseItem>; }
-        }
-
-        /// <summary>
-        /// Initializes a new instance of the <see cref="MultiItemUpdateNotification" /> class.
-        /// </summary>
-        public MultiItemUpdateNotification(ILogger logger)
-        {
-            if (logger == null)
-            {
-                throw new ArgumentNullException("logger");
-            }
-
-            Logger = logger;
-
-            InitializeComponent();
-
-            Loaded += MultiItemUpdateNotification_Loaded;
-        }
-
-        /// <summary>
-        /// Handles the Loaded event of the MultiItemUpdateNotification control.
-        /// </summary>
-        /// <param name="sender">The source of the event.</param>
-        /// <param name="e">The <see cref="RoutedEventArgs" /> instance containing the event data.</param>
-        void MultiItemUpdateNotification_Loaded(object sender, RoutedEventArgs e)
-        {
-            header.Text = string.Format("{0} New Items!", Items.Count);
-
-            PopulateItems();
-        }
-
-        /// <summary>
-        /// Populates the items.
-        /// </summary>
-        private void PopulateItems()
-        {
-            itemsPanel.Children.Clear();
-
-            var items = Items;
-
-            const int maxItemsToDisplay = 8;
-            var index = 0;
-
-            foreach (var item in items)
-            {
-                if (index >= maxItemsToDisplay)
-                {
-                    break;
-                }
-
-                // Try our best to find an image
-                var path = GetImagePath(item);
-
-                if (string.IsNullOrEmpty(path))
-                {
-                    continue;
-                }
-
-                Image img;
-
-                try
-                {
-                    img = App.Instance.GetImage(path);
-                }
-                catch (FileNotFoundException)
-                {
-                    Logger.Error("Image file not found {0}", path);
-                    continue;
-                }
-
-                img.Stretch = Stretch.Uniform;
-                img.Margin = new Thickness(0, 0, 5, 5);
-                img.ToolTip = ItemUpdateNotification.GetDisplayName(item, true);
-                RenderOptions.SetBitmapScalingMode(img, BitmapScalingMode.Fant);
-                itemsPanel.Children.Add(img);
-
-                index++;
-            }
-        }
-
-
-
-        /// <summary>
-        /// Gets the image path.
-        /// </summary>
-        /// <param name="item">The item.</param>
-        /// <returns>System.String.</returns>
-        internal static string GetImagePath(BaseItem item)
-        {
-            // Try our best to find an image
-            var path = item.PrimaryImagePath;
-
-            if (string.IsNullOrEmpty(path) && item.BackdropImagePaths != null)
-            {
-                path = item.BackdropImagePaths.FirstOrDefault();
-            }
-
-            if (string.IsNullOrEmpty(path))
-            {
-                path = item.GetImage(ImageType.Thumb);
-            }
-
-            if (string.IsNullOrEmpty(path))
-            {
-                path = item.GetImage(ImageType.Art);
-            }
-
-            if (string.IsNullOrEmpty(path))
-            {
-                path = item.GetImage(ImageType.Logo);
-            }
-
-            if (string.IsNullOrEmpty(path))
-            {
-                path = item.GetImage(ImageType.Disc);
-            }
-
-            return path;
-        }
-    }
-}

MediaBrowser.ServerApplication/EntryPoints/NewItemNotifier.cs

@@ -109,7 +109,7 @@ namespace MediaBrowser.ServerApplication.EntryPoints
             }
 
             // Show the notification
-            if (newItems.Count == 1)
+            if (newItems.Count > 0)
             {
                 Application.Current.Dispatcher.InvokeAsync(() =>
                 {
@@ -122,19 +122,6 @@ namespace MediaBrowser.ServerApplication.EntryPoints
                     }, PopupAnimation.Slide, 6000));
                 });
             }
-            else if (newItems.Count > 1)
-            {
-                Application.Current.Dispatcher.InvokeAsync(() =>
-                {
-                    var window = (MainWindow)Application.Current.MainWindow;
-
-                    window.Dispatcher.InvokeAsync(() => window.MbTaskbarIcon.ShowCustomBalloon(new MultiItemUpdateNotification(_logger)
-                    {
-                        DataContext = newItems
-
-                    }, PopupAnimation.Slide, 6000));
-                });
-            }
         }
 
         /// <summary>

MediaBrowser.ServerApplication/MediaBrowser.ServerApplication.csproj

@@ -194,10 +194,6 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
-    <Page Include="Controls\MultiItemUpdateNotification.xaml">
-      <SubType>Designer</SubType>
-      <Generator>MSBuild:Compile</Generator>
-    </Page>
     <Page Include="LibraryExplorer.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -221,9 +217,6 @@
     <Compile Include="Controls\ItemUpdateNotification.xaml.cs">
       <DependentUpon>ItemUpdateNotification.xaml</DependentUpon>
     </Compile>
-    <Compile Include="Controls\MultiItemUpdateNotification.xaml.cs">
-      <DependentUpon>MultiItemUpdateNotification.xaml</DependentUpon>
-    </Compile>
     <Compile Include="Implementations\DotNetZipClient.cs" />
     <Compile Include="LibraryExplorer.xaml.cs">
       <DependentUpon>LibraryExplorer.xaml</DependentUpon>