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Remove some allocations (#7246)

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pull/7263/head
Claus Vium 3 years ago committed by GitHub
parent 42724ef411
commit 488ce51032
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 52 additions and 39 deletions
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2
Emby.Server.Implementations/Library/LibraryManager.cs
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@ -2686,7 +2686,7 @@ namespace Emby.Server.Implementations.Library
};
}
public IEnumerable<BaseItem> FindExtras(BaseItem owner, List<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService)
public IEnumerable<BaseItem> FindExtras(BaseItem owner, IReadOnlyList<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService)
{
var ownerVideoInfo = VideoResolver.Resolve(owner.Path, owner.IsFolder, _namingOptions);
if (ownerVideoInfo == null)

38
MediaBrowser.Controller/Entities/BaseItem.cs
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@ -5,6 +5,7 @@
using System;
using System.Collections.Generic;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.Json.Serialization;
@ -1286,7 +1287,7 @@ namespace MediaBrowser.Controller.Entities
{
if (IsFileProtocol)
{
requiresSave = await RefreshedOwnedItems(options, GetFileSystemChildren(options.DirectoryService).ToList(), cancellationToken).ConfigureAwait(false);
requiresSave = await RefreshedOwnedItems(options, GetFileSystemChildren(options.DirectoryService), cancellationToken).ConfigureAwait(false);
}
await LibraryManager.UpdateImagesAsync(this).ConfigureAwait(false); // ensure all image properties in DB are fresh
@ -1363,7 +1364,7 @@ namespace MediaBrowser.Controller.Entities
/// <param name="fileSystemChildren">The list of filesystem children.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns><c>true</c> if any items have changed, else <c>false</c>.</returns>
protected virtual async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
protected virtual async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, IReadOnlyList<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
if (!IsFileProtocol || !SupportsOwnedItems || IsInMixedFolder || this is ICollectionFolder or UserRootFolder or AggregateFolder || this.GetType() == typeof(Folder))
{
@ -1380,7 +1381,7 @@ namespace MediaBrowser.Controller.Entities
return directoryService.GetFileSystemEntries(path);
}
private async Task<bool> RefreshExtras(BaseItem item, MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
private async Task<bool> RefreshExtras(BaseItem item, MetadataRefreshOptions options, IReadOnlyList<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var extras = LibraryManager.FindExtras(item, fileSystemChildren, options.DirectoryService).ToArray();
var newExtraIds = extras.Select(i => i.Id).ToArray();
@ -2041,27 +2042,32 @@ namespace MediaBrowser.Controller.Entities
/// <summary>
/// Validates that images within the item are still on the filesystem.
/// </summary>
/// <param name="directoryService">The directory service to use.</param>
/// <returns><c>true</c> if the images validate, <c>false</c> if not.</returns>
public bool ValidateImages(IDirectoryService directoryService)
public bool ValidateImages()
{
var allFiles = ImageInfos
.Where(i => i.IsLocalFile)
.Select(i => System.IO.Path.GetDirectoryName(i.Path))
.Distinct(StringComparer.OrdinalIgnoreCase)
.SelectMany(path => directoryService.GetFilePaths(path))
.ToList();
List<ItemImageInfo> deletedImages = null;
foreach (var imageInfo in ImageInfos)
{
if (!imageInfo.IsLocalFile)
{
continue;
}
var deletedImages = ImageInfos
.Where(image => image.IsLocalFile && !allFiles.Contains(image.Path, StringComparison.OrdinalIgnoreCase))
.ToList();
if (File.Exists(imageInfo.Path))
{
continue;
}
(deletedImages ??= new List<ItemImageInfo>()).Add(imageInfo);
}
if (deletedImages.Count > 0)
var anyImagesRemoved = deletedImages?.Count > 0;
if (anyImagesRemoved)
{
RemoveImages(deletedImages);
}
return deletedImages.Count > 0;
return anyImagesRemoved;
}
/// <summary>

2
MediaBrowser.Controller/Entities/Folder.cs
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@ -1585,7 +1585,7 @@ namespace MediaBrowser.Controller.Entities
.Where(i => i.Item2 != null);
}
protected override async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
protected override async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, IReadOnlyList<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var changesFound = false;

2
MediaBrowser.Controller/Entities/Video.cs
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@ -419,7 +419,7 @@ namespace MediaBrowser.Controller.Entities
return updateType;
}
protected override async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, List<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
protected override async Task<bool> RefreshedOwnedItems(MetadataRefreshOptions options, IReadOnlyList<FileSystemMetadata> fileSystemChildren, CancellationToken cancellationToken)
{
var hasChanges = await base.RefreshedOwnedItems(options, fileSystemChildren, cancellationToken).ConfigureAwait(false);

2
MediaBrowser.Controller/Library/ILibraryManager.cs
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@ -434,7 +434,7 @@ namespace MediaBrowser.Controller.Library
/// <param name="fileSystemChildren">The file system children.</param>
/// <param name="directoryService">An instance of <see cref="IDirectoryService"/>.</param>
/// <returns>IEnumerable&lt;BaseItem&gt;.</returns>
IEnumerable<BaseItem> FindExtras(BaseItem owner, List<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService);
IEnumerable<BaseItem> FindExtras(BaseItem owner, IReadOnlyList<FileSystemMetadata> fileSystemChildren, IDirectoryService directoryService);
/// <summary>
/// Gets the collection folders.

43
MediaBrowser.LocalMetadata/Images/LocalImageProvider.cs
Unescape View File

@ -291,7 +291,7 @@ namespace MediaBrowser.LocalMetadata.Images
foreach (var name in imageFileNames)
{
if (AddImage(files, images, imagePrefix + name, ImageType.Primary))
if (AddImage(files, images, name, ImageType.Primary, imagePrefix))
{
return;
}
@ -317,7 +317,7 @@ namespace MediaBrowser.LocalMetadata.Images
if (!string.IsNullOrEmpty(name))
{
AddImage(files, images, imagePrefix + name + "-fanart", ImageType.Backdrop);
AddImage(files, images, name + "-fanart", ImageType.Backdrop, imagePrefix);
// Support without the prefix if it's in it's own folder
if (!isInMixedFolder)
@ -436,7 +436,7 @@ namespace MediaBrowser.LocalMetadata.Images
private bool AddImage(List<FileSystemMetadata> files, List<LocalImageInfo> images, string name, string imagePrefix, bool isInMixedFolder, ImageType type)
{
var added = AddImage(files, images, imagePrefix + name, type);
var added = AddImage(files, images, name, type, imagePrefix);
if (!isInMixedFolder)
{
@ -449,32 +449,39 @@ namespace MediaBrowser.LocalMetadata.Images
return added;
}
private bool AddImage(List<FileSystemMetadata> files, List<LocalImageInfo> images, string name, ImageType type)
private static bool AddImage(IReadOnlyList<FileSystemMetadata> files, List<LocalImageInfo> images, string name, ImageType type, string? prefix = null)
{
var image = GetImage(files, name);
var image = GetImage(files, name, prefix);
if (image != null)
if (image == null)
{
images.Add(new LocalImageInfo
{
FileInfo = image,
Type = type
});
return true;
return false;
}
return false;
images.Add(new LocalImageInfo
{
FileInfo = image,
Type = type
});
return true;
}
private static FileSystemMetadata? GetImage(IReadOnlyList<FileSystemMetadata> files, string name)
private static FileSystemMetadata? GetImage(IReadOnlyList<FileSystemMetadata> files, string name, string? prefix = null)
{
var fileNameLength = name.Length + (prefix?.Length ?? 0);
for (var i = 0; i < files.Count; i++)
{
var file = files[i];
if (!file.IsDirectory
&& file.Length > 0
&& Path.GetFileNameWithoutExtension(file.FullName.AsSpan()).Equals(name, StringComparison.OrdinalIgnoreCase))
if (file.IsDirectory || file.Length <= 0)
{
continue;
}
var fileName = Path.GetFileNameWithoutExtension(file.FullName.AsSpan());
if (fileName.Length == fileNameLength
&& fileName.StartsWith(prefix, StringComparison.OrdinalIgnoreCase)
&& fileName.EndsWith(name, StringComparison.OrdinalIgnoreCase))
{
return file;
}

2
MediaBrowser.Providers/Manager/ItemImageProvider.cs
Unescape View File

@ -388,7 +388,7 @@ namespace MediaBrowser.Providers.Manager
/// <returns><c>true</c> if changes were made to the item; otherwise <c>false</c>.</returns>
public bool MergeImages(BaseItem item, IReadOnlyList<LocalImageInfo> images)
{
var changed = item.ValidateImages(new DirectoryService(_fileSystem));
var changed = item.ValidateImages();
for (var i = 0; i < _singularImages.Length; i++)
{

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