diff --git a/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs b/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs index 0b681fddfc..4c9ab33a7c 100644 --- a/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs +++ b/Emby.Server.Implementations/AppBase/ConfigurationHelper.cs @@ -1,3 +1,5 @@ +#nullable enable + using System; using System.IO; using System.Linq; @@ -22,7 +24,7 @@ namespace Emby.Server.Implementations.AppBase { object configuration; - byte[] buffer = null; + byte[]? buffer = null; // Use try/catch to avoid the extra file system lookup using File.Exists try @@ -36,19 +38,23 @@ namespace Emby.Server.Implementations.AppBase configuration = Activator.CreateInstance(type); } - using var stream = new MemoryStream(); + using var stream = new MemoryStream(buffer?.Length ?? 0); xmlSerializer.SerializeToStream(configuration, stream); // Take the object we just got and serialize it back to bytes - var newBytes = stream.ToArray(); + byte[] newBytes = stream.GetBuffer(); + int newBytesLen = (int)stream.Length; // If the file didn't exist before, or if something has changed, re-save - if (buffer == null || !buffer.SequenceEqual(newBytes)) + if (buffer == null || !newBytes.AsSpan(0, newBytesLen).SequenceEqual(buffer)) { Directory.CreateDirectory(Path.GetDirectoryName(path)); // Save it after load in case we got new items - File.WriteAllBytes(path, newBytes); + using (var fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read)) + { + fs.Write(newBytes, 0, newBytesLen); + } } return configuration; diff --git a/Emby.Server.Implementations/HttpServer/HttpResultFactory.cs b/Emby.Server.Implementations/HttpServer/HttpResultFactory.cs index 970f5119c8..688216373c 100644 --- a/Emby.Server.Implementations/HttpServer/HttpResultFactory.cs +++ b/Emby.Server.Implementations/HttpServer/HttpResultFactory.cs @@ -105,7 +105,7 @@ namespace Emby.Server.Implementations.HttpServer responseHeaders = new Dictionary(); } - if (addCachePrevention && !responseHeaders.TryGetValue(HeaderNames.Expires, out string expires)) + if (addCachePrevention && !responseHeaders.TryGetValue(HeaderNames.Expires, out _)) { responseHeaders[HeaderNames.Expires] = "0"; } @@ -326,7 +326,8 @@ namespace Emby.Server.Implementations.HttpServer return GetHttpResult(request, ms, contentType, true, responseHeaders); } - private IHasHeaders GetCompressedResult(byte[] content, + private IHasHeaders GetCompressedResult( + byte[] content, string requestedCompressionType, IDictionary responseHeaders, bool isHeadRequest, diff --git a/Emby.Server.Implementations/HttpServer/StreamWriter.cs b/Emby.Server.Implementations/HttpServer/StreamWriter.cs index 5afc51dbc3..00e3ab8fec 100644 --- a/Emby.Server.Implementations/HttpServer/StreamWriter.cs +++ b/Emby.Server.Implementations/HttpServer/StreamWriter.cs @@ -95,13 +95,13 @@ namespace Emby.Server.Implementations.HttpServer if (bytes != null) { - await responseStream.WriteAsync(bytes, 0, bytes.Length).ConfigureAwait(false); + await responseStream.WriteAsync(bytes, 0, bytes.Length, cancellationToken).ConfigureAwait(false); } else { using (var src = SourceStream) { - await src.CopyToAsync(responseStream).ConfigureAwait(false); + await src.CopyToAsync(responseStream, cancellationToken).ConfigureAwait(false); } } } diff --git a/Emby.Server.Implementations/Serialization/MyXmlSerializer.cs b/Emby.Server.Implementations/Serialization/MyXmlSerializer.cs index 2968229810..27024e4e1c 100644 --- a/Emby.Server.Implementations/Serialization/MyXmlSerializer.cs +++ b/Emby.Server.Implementations/Serialization/MyXmlSerializer.cs @@ -3,6 +3,7 @@ using System.Collections.Concurrent; using System.IO; using System.Xml; using System.Xml.Serialization; +using MediaBrowser.Model.IO; using MediaBrowser.Model.Serialization; namespace Emby.Server.Implementations.Serialization @@ -53,10 +54,11 @@ namespace Emby.Server.Implementations.Serialization /// The stream. public void SerializeToStream(object obj, Stream stream) { - using (var writer = new XmlTextWriter(stream, null)) + using (var writer = new StreamWriter(stream, null, IODefaults.StreamWriterBufferSize, true)) + using (var textWriter = new XmlTextWriter(writer)) { - writer.Formatting = Formatting.Indented; - SerializeToWriter(obj, writer); + textWriter.Formatting = Formatting.Indented; + SerializeToWriter(obj, textWriter); } } @@ -95,7 +97,7 @@ namespace Emby.Server.Implementations.Serialization /// System.Object. public object DeserializeFromBytes(Type type, byte[] buffer) { - using (var stream = new MemoryStream(buffer)) + using (var stream = new MemoryStream(buffer, 0, buffer.Length, false, true)) { return DeserializeFromStream(type, stream); } diff --git a/Jellyfin.Api/Controllers/ImageController.cs b/Jellyfin.Api/Controllers/ImageController.cs index 45447ae0cc..8f5c6beb30 100644 --- a/Jellyfin.Api/Controllers/ImageController.cs +++ b/Jellyfin.Api/Controllers/ImageController.cs @@ -969,7 +969,7 @@ namespace Jellyfin.Api.Controllers var text = await reader.ReadToEndAsync().ConfigureAwait(false); var bytes = Convert.FromBase64String(text); - return new MemoryStream(bytes) { Position = 0 }; + return new MemoryStream(bytes, 0, bytes.Length, false, true); } private ImageInfo? GetImageInfo(BaseItem item, ItemImageInfo info, int? imageIndex) diff --git a/MediaBrowser.Model/IO/IODefaults.cs b/MediaBrowser.Model/IO/IODefaults.cs index f392dbcce2..d9a1e67770 100644 --- a/MediaBrowser.Model/IO/IODefaults.cs +++ b/MediaBrowser.Model/IO/IODefaults.cs @@ -1,3 +1,5 @@ +using System.IO; + namespace MediaBrowser.Model.IO { /// @@ -14,5 +16,10 @@ namespace MediaBrowser.Model.IO /// The default file stream buffer size. /// public const int FileStreamBufferSize = 4096; + + /// + /// The default buffer size. + /// + public const int StreamWriterBufferSize = 1024; } } diff --git a/MediaBrowser.Providers/Manager/ImageSaver.cs b/MediaBrowser.Providers/Manager/ImageSaver.cs index 32b543feff..26b50784b1 100644 --- a/MediaBrowser.Providers/Manager/ImageSaver.cs +++ b/MediaBrowser.Providers/Manager/ImageSaver.cs @@ -124,13 +124,16 @@ namespace MediaBrowser.Providers.Manager var retryPaths = GetSavePaths(item, type, imageIndex, mimeType, false); // If there are more than one output paths, the stream will need to be seekable - var memoryStream = new MemoryStream(); - await using (source.ConfigureAwait(false)) + if (paths.Length > 1 && !source.CanSeek) { - await source.CopyToAsync(memoryStream).ConfigureAwait(false); - } + var memoryStream = new MemoryStream(); + await using (source.ConfigureAwait(false)) + { + await source.CopyToAsync(memoryStream).ConfigureAwait(false); + } - source = memoryStream; + source = memoryStream; + } var currentImage = GetCurrentImage(item, type, index); var currentImageIsLocalFile = currentImage != null && currentImage.IsLocalFile; @@ -140,20 +143,21 @@ namespace MediaBrowser.Providers.Manager await using (source.ConfigureAwait(false)) { - var currentPathIndex = 0; - - foreach (var path in paths) + for (int i = 0; i < paths.Length; i++) { - source.Position = 0; + if (i != 0) + { + source.Position = 0; + } + string retryPath = null; if (paths.Length == retryPaths.Length) { - retryPath = retryPaths[currentPathIndex]; + retryPath = retryPaths[i]; } - var savedPath = await SaveImageToLocation(source, path, retryPath, cancellationToken).ConfigureAwait(false); + var savedPath = await SaveImageToLocation(source, paths[i], retryPath, cancellationToken).ConfigureAwait(false); savedPaths.Add(savedPath); - currentPathIndex++; } } @@ -224,7 +228,6 @@ namespace MediaBrowser.Providers.Manager } } - source.Position = 0; await SaveImageToLocation(source, retryPath, cancellationToken).ConfigureAwait(false); return retryPath; } @@ -253,7 +256,7 @@ namespace MediaBrowser.Providers.Manager await using (var fs = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.Read, IODefaults.FileStreamBufferSize, FileOptions.Asynchronous)) { - await source.CopyToAsync(fs, IODefaults.CopyToBufferSize, cancellationToken).ConfigureAwait(false); + await source.CopyToAsync(fs, cancellationToken).ConfigureAwait(false); } if (_config.Configuration.SaveMetadataHidden) diff --git a/MediaBrowser.Providers/Subtitles/SubtitleManager.cs b/MediaBrowser.Providers/Subtitles/SubtitleManager.cs index 3510b90cfc..0f7cb3f8fa 100644 --- a/MediaBrowser.Providers/Subtitles/SubtitleManager.cs +++ b/MediaBrowser.Providers/Subtitles/SubtitleManager.cs @@ -148,7 +148,7 @@ namespace MediaBrowser.Providers.Subtitles CancellationToken cancellationToken) { var parts = subtitleId.Split(new[] { '_' }, 2); - var provider = GetProvider(parts.First()); + var provider = GetProvider(parts[0]); var saveInMediaFolder = libraryOptions.SaveSubtitlesWithMedia;