diff options
Diffstat (limited to 'MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs')
| -rw-r--r-- | MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs | 49 |
1 files changed, 21 insertions, 28 deletions
diff --git a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs index 608ebf443..89365a516 100644 --- a/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs +++ b/MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs @@ -11,6 +11,7 @@ using System.Net.Http; using System.Text; using System.Threading; using System.Threading.Tasks; +using MediaBrowser.Common; using MediaBrowser.Common.Configuration; using MediaBrowser.Common.Extensions; using MediaBrowser.Common.Net; @@ -192,10 +193,10 @@ namespace MediaBrowser.MediaEncoding.Subtitles } } - return File.OpenRead(fileInfo.Path); + return AsyncFile.OpenRead(fileInfo.Path); } - private async Task<SubtitleInfo> GetReadableFile( + internal async Task<SubtitleInfo> GetReadableFile( MediaSourceInfo mediaSource, MediaStream subtitleStream, CancellationToken cancellationToken) @@ -205,9 +206,9 @@ namespace MediaBrowser.MediaEncoding.Subtitles string outputFormat; string outputCodec; - if (string.Equals(subtitleStream.Codec, "ass", StringComparison.OrdinalIgnoreCase) || - string.Equals(subtitleStream.Codec, "ssa", StringComparison.OrdinalIgnoreCase) || - string.Equals(subtitleStream.Codec, "srt", StringComparison.OrdinalIgnoreCase)) + if (string.Equals(subtitleStream.Codec, "ass", StringComparison.OrdinalIgnoreCase) + || string.Equals(subtitleStream.Codec, "ssa", StringComparison.OrdinalIgnoreCase) + || string.Equals(subtitleStream.Codec, "srt", StringComparison.OrdinalIgnoreCase)) { // Extract outputCodec = "copy"; @@ -238,7 +239,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles var currentFormat = (Path.GetExtension(subtitleStream.Path) ?? subtitleStream.Codec) .TrimStart('.'); - if (TryGetReader(currentFormat, out _)) + if (!TryGetReader(currentFormat, out _)) { // Convert var outputPath = GetSubtitleCachePath(mediaSource, subtitleStream.Index, ".srt"); @@ -248,12 +249,8 @@ namespace MediaBrowser.MediaEncoding.Subtitles return new SubtitleInfo(outputPath, MediaProtocol.File, "srt", true); } - if (subtitleStream.IsExternal) - { - return new SubtitleInfo(subtitleStream.Path, _mediaSourceManager.GetPathProtocol(subtitleStream.Path), currentFormat, true); - } - - return new SubtitleInfo(subtitleStream.Path, mediaSource.Protocol, currentFormat, true); + // It's possbile that the subtitleStream and mediaSource don't share the same protocol (e.g. .STRM file with local subs) + return new SubtitleInfo(subtitleStream.Path, _mediaSourceManager.GetPathProtocol(subtitleStream.Path), currentFormat, true); } private bool TryGetReader(string format, [NotNullWhen(true)] out ISubtitleParser? value) @@ -639,17 +636,14 @@ namespace MediaBrowser.MediaEncoding.Subtitles if (failed) { - var msg = $"ffmpeg subtitle extraction failed for {inputPath} to {outputPath}"; + _logger.LogError("ffmpeg subtitle extraction failed for {InputPath} to {OutputPath}", inputPath, outputPath); - _logger.LogError(msg); - - throw new FfmpegException(msg); + throw new FfmpegException( + string.Format(CultureInfo.InvariantCulture, "ffmpeg subtitle extraction failed for {0} to {1}", inputPath, outputPath)); } else { - var msg = $"ffmpeg subtitle extraction completed for {inputPath} to {outputPath}"; - - _logger.LogInformation(msg); + _logger.LogInformation("ffmpeg subtitle extraction completed for {InputPath} to {OutputPath}", inputPath, outputPath); } if (string.Equals(outputCodec, "ass", StringComparison.OrdinalIgnoreCase)) @@ -671,7 +665,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles string text; Encoding encoding; - using (var fileStream = File.OpenRead(file)) + using (var fileStream = AsyncFile.OpenRead(file)) using (var reader = new StreamReader(fileStream, true)) { encoding = reader.CurrentEncoding; @@ -683,8 +677,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles if (!string.Equals(text, newText, StringComparison.Ordinal)) { - // use FileShare.None as this bypasses dotnet bug dotnet/runtime#42790 . - using (var fileStream = new FileStream(file, FileMode.Create, FileAccess.Write, FileShare.None)) + using (var fileStream = new FileStream(file, FileMode.Create, FileAccess.Write, FileShare.None, IODefaults.FileStreamBufferSize, FileOptions.Asynchronous)) using (var writer = new StreamWriter(fileStream, encoding)) { await writer.WriteAsync(newText.AsMemory(), cancellationToken).ConfigureAwait(false); @@ -750,13 +743,13 @@ namespace MediaBrowser.MediaEncoding.Subtitles } case MediaProtocol.File: - return File.OpenRead(path); + return AsyncFile.OpenRead(path); default: throw new ArgumentOutOfRangeException(nameof(protocol)); } } - private struct SubtitleInfo + internal readonly struct SubtitleInfo { public SubtitleInfo(string path, MediaProtocol protocol, string format, bool isExternal) { @@ -766,13 +759,13 @@ namespace MediaBrowser.MediaEncoding.Subtitles IsExternal = isExternal; } - public string Path { get; set; } + public string Path { get; } - public MediaProtocol Protocol { get; set; } + public MediaProtocol Protocol { get; } - public string Format { get; set; } + public string Format { get; } - public bool IsExternal { get; set; } + public bool IsExternal { get; } } } } |