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Make probesize and analyzeduration configurable and simplify circular

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dependencies

Makes the probesize and analyzeduration configurable with env args.
(`JELLYFIN_FFmpeg_probesize` and `FFmpeg_analyzeduration`)
This commit is contained in:
Bond_009
2019-10-26 22:53:53 +02:00
committed by Bond-009
parent e7098f1997
commit cc5acf37f7
28 changed files with 395 additions and 319 deletions
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2
MediaBrowser.MediaEncoding/Subtitles/ISubtitleWriter.cs
View File

@@ -5,7 +5,7 @@ using MediaBrowser.Model.MediaInfo;
namespace MediaBrowser.MediaEncoding.Subtitles
{
/// <summary>
/// Interface ISubtitleWriter
/// Interface ISubtitleWriter.
/// </summary>
public interface ISubtitleWriter
{

36
MediaBrowser.MediaEncoding/Subtitles/JsonWriter.cs
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@@ -1,27 +1,39 @@
using System.IO;
using System.Text;
using System.Text.Json;
using System.Threading;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Serialization;
namespace MediaBrowser.MediaEncoding.Subtitles
{
/// <summary>
/// JSON subtitle writer.
/// </summary>
public class JsonWriter : ISubtitleWriter
{
private readonly IJsonSerializer _json;
public JsonWriter(IJsonSerializer json)
{
_json = json;
}
/// <inheritdoc />
public void Write(SubtitleTrackInfo info, Stream stream, CancellationToken cancellationToken)
{
using (var writer = new StreamWriter(stream, Encoding.UTF8, 1024, true))
using (var writer = new Utf8JsonWriter(stream))
{
var json = _json.SerializeToString(info);
var trackevents = info.TrackEvents;
writer.WriteStartArray("TrackEvents");
writer.Write(json);
for (int i = 0; i < trackevents.Count; i++)
{
cancellationToken.ThrowIfCancellationRequested();
var current = trackevents[i];
writer.WriteStartObject();
writer.WriteString("Id", current.Id);
writer.WriteString("Text", current.Text);
writer.WriteNumber("StartPositionTicks", current.StartPositionTicks);
writer.WriteNumber("EndPositionTicks", current.EndPositionTicks);
writer.WriteEndObject();
}
writer.WriteEndObject();
}
}
}

17
MediaBrowser.MediaEncoding/Subtitles/SrtWriter.cs
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@@ -14,14 +14,19 @@ namespace MediaBrowser.MediaEncoding.Subtitles
{
using (var writer = new StreamWriter(stream, Encoding.UTF8, 1024, true))
{
var index = 1;
var trackEvents = info.TrackEvents;
foreach (var trackEvent in info.TrackEvents)
for (int i = 0; i < trackEvents.Count; i++)
{
cancellationToken.ThrowIfCancellationRequested();
writer.WriteLine(index.ToString(CultureInfo.InvariantCulture));
writer.WriteLine(@"{0:hh\:mm\:ss\,fff} --> {1:hh\:mm\:ss\,fff}", TimeSpan.FromTicks(trackEvent.StartPositionTicks), TimeSpan.FromTicks(trackEvent.EndPositionTicks));
var trackEvent = trackEvents[i];
writer.WriteLine((i + 1).ToString(CultureInfo.InvariantCulture));
writer.WriteLine(
@"{0:hh\:mm\:ss\,fff} --> {1:hh\:mm\:ss\,fff}",
TimeSpan.FromTicks(trackEvent.StartPositionTicks),
TimeSpan.FromTicks(trackEvent.EndPositionTicks));
var text = trackEvent.Text;
@@ -29,9 +34,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
text = Regex.Replace(text, @"\\n", " ", RegexOptions.IgnoreCase);
writer.WriteLine(text);
writer.WriteLine(string.Empty);
index++;
writer.WriteLine();
}
}
}

103
MediaBrowser.MediaEncoding/Subtitles/SubtitleEncoder.cs
View File

@@ -17,7 +17,6 @@ using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.IO;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Serialization;
using Microsoft.Extensions.Logging;
using UtfUnknown;
@@ -30,28 +29,25 @@ namespace MediaBrowser.MediaEncoding.Subtitles
private readonly IApplicationPaths _appPaths;
private readonly IFileSystem _fileSystem;
private readonly IMediaEncoder _mediaEncoder;
private readonly IJsonSerializer _json;
private readonly IHttpClient _httpClient;
private readonly IMediaSourceManager _mediaSourceManager;
private readonly IProcessFactory _processFactory;
public SubtitleEncoder(
ILibraryManager libraryManager,
ILoggerFactory loggerFactory,
ILogger<SubtitleEncoder> logger,
IApplicationPaths appPaths,
IFileSystem fileSystem,
IMediaEncoder mediaEncoder,
IJsonSerializer json,
IHttpClient httpClient,
IMediaSourceManager mediaSourceManager,
IProcessFactory processFactory)
{
_libraryManager = libraryManager;
_logger = loggerFactory.CreateLogger(nameof(SubtitleEncoder));
_logger = logger;
_appPaths = appPaths;
_fileSystem = fileSystem;
_mediaEncoder = mediaEncoder;
_json = json;
_httpClient = httpClient;
_mediaSourceManager = mediaSourceManager;
_processFactory = processFactory;
@@ -59,7 +55,8 @@ namespace MediaBrowser.MediaEncoding.Subtitles
private string SubtitleCachePath => Path.Combine(_appPaths.DataPath, "subtitles");
private Stream ConvertSubtitles(Stream stream,
private Stream ConvertSubtitles(
Stream stream,
string inputFormat,
string outputFormat,
long startTimeTicks,
@@ -170,7 +167,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
&& (mediaSource.VideoType.Value == VideoType.BluRay || mediaSource.VideoType.Value == VideoType.Dvd))
{
var mediaSourceItem = (Video)_libraryManager.GetItemById(new Guid(mediaSource.Id));
inputFiles = mediaSourceItem.GetPlayableStreamFileNames(_mediaEncoder);
inputFiles = mediaSourceItem.GetPlayableStreamFileNames();
}
else
{
@@ -179,32 +176,27 @@ namespace MediaBrowser.MediaEncoding.Subtitles
var fileInfo = await GetReadableFile(mediaSource.Path, inputFiles, mediaSource.Protocol, subtitleStream, cancellationToken).ConfigureAwait(false);
var stream = await GetSubtitleStream(fileInfo.Path, subtitleStream.Language, fileInfo.Protocol, fileInfo.IsExternal, cancellationToken).ConfigureAwait(false);
var stream = await GetSubtitleStream(fileInfo.Path, fileInfo.Protocol, fileInfo.IsExternal, cancellationToken).ConfigureAwait(false);
return (stream, fileInfo.Format);
}
private async Task<Stream> GetSubtitleStream(string path, string language, MediaProtocol protocol, bool requiresCharset, CancellationToken cancellationToken)
private async Task<Stream> GetSubtitleStream(string path, MediaProtocol protocol, bool requiresCharset, CancellationToken cancellationToken)
{
if (requiresCharset)
{
var bytes = await GetBytes(path, protocol, cancellationToken).ConfigureAwait(false);
var charset = CharsetDetector.DetectFromBytes(bytes).Detected?.EncodingName;
_logger.LogDebug("charset {CharSet} detected for {Path}", charset ?? "null", path);
if (!string.IsNullOrEmpty(charset))
using (var stream = await GetStream(path, protocol, cancellationToken).ConfigureAwait(false))
{
// Make sure we have all the code pages we can get
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
using (var inputStream = new MemoryStream(bytes))
using (var reader = new StreamReader(inputStream, Encoding.GetEncoding(charset)))
var result = CharsetDetector.DetectFromStream(stream).Detected;
if (result != null)
{
_logger.LogDebug("charset {CharSet} detected for {Path}", result.EncodingName, path);
using var reader = new StreamReader(stream, result.Encoding);
var text = await reader.ReadToEndAsync().ConfigureAwait(false);
bytes = Encoding.UTF8.GetBytes(text);
return new MemoryStream(bytes);
return new MemoryStream(Encoding.UTF8.GetBytes(text));
}
}
}
@@ -323,7 +315,7 @@ namespace MediaBrowser.MediaEncoding.Subtitles
if (string.Equals(format, "json", StringComparison.OrdinalIgnoreCase))
{
return new JsonWriter(_json);
return new JsonWriter();
}
if (string.Equals(format, SubtitleFormat.SRT, StringComparison.OrdinalIgnoreCase))
{
@@ -544,7 +536,12 @@ namespace MediaBrowser.MediaEncoding.Subtitles
{
if (!File.Exists(outputPath))
{
await ExtractTextSubtitleInternal(_mediaEncoder.GetInputArgument(inputFiles, protocol), subtitleStreamIndex, outputCodec, outputPath, cancellationToken).ConfigureAwait(false);
await ExtractTextSubtitleInternal(
_mediaEncoder.GetInputArgument(inputFiles, protocol),
subtitleStreamIndex,
outputCodec,
outputPath,
cancellationToken).ConfigureAwait(false);
}
}
finally
@@ -572,8 +569,13 @@ namespace MediaBrowser.MediaEncoding.Subtitles
Directory.CreateDirectory(Path.GetDirectoryName(outputPath));
var processArgs = string.Format("-i {0} -map 0:{1} -an -vn -c:s {2} \"{3}\"", inputPath,
subtitleStreamIndex, outputCodec, outputPath);
var processArgs = string.Format(
CultureInfo.InvariantCulture,
"-i {0} -map 0:{1} -an -vn -c:s {2} \"{3}\"",
inputPath,
subtitleStreamIndex,
outputCodec,
outputPath);
var process = _processFactory.Create(new ProcessOptions
{
@@ -721,41 +723,38 @@ namespace MediaBrowser.MediaEncoding.Subtitles
}
}
/// <inheritdoc />
public async Task<string> GetSubtitleFileCharacterSet(string path, string language, MediaProtocol protocol, CancellationToken cancellationToken)
{
var bytes = await GetBytes(path, protocol, cancellationToken).ConfigureAwait(false);
using (var stream = await GetStream(path, protocol, cancellationToken).ConfigureAwait(false))
{
var charset = CharsetDetector.DetectFromStream(stream).Detected?.EncodingName;
var charset = CharsetDetector.DetectFromBytes(bytes).Detected?.EncodingName;
_logger.LogDebug("charset {0} detected for {Path}", charset ?? "null", path);
_logger.LogDebug("charset {0} detected for {Path}", charset ?? "null", path);
return charset;
return charset;
}
}
private async Task<byte[]> GetBytes(string path, MediaProtocol protocol, CancellationToken cancellationToken)
private Task<Stream> GetStream(string path, MediaProtocol protocol, CancellationToken cancellationToken)
{
if (protocol == MediaProtocol.Http)
switch (protocol)
{
var opts = new HttpRequestOptions()
{
Url = path,
CancellationToken = cancellationToken
};
using (var file = await _httpClient.Get(opts).ConfigureAwait(false))
using (var memoryStream = new MemoryStream())
{
await file.CopyToAsync(memoryStream).ConfigureAwait(false);
memoryStream.Position = 0;
case MediaProtocol.Http:
var opts = new HttpRequestOptions()
{
Url = path,
CancellationToken = cancellationToken,
BufferContent = true
};
return memoryStream.ToArray();
}
}
if (protocol == MediaProtocol.File)
{
return File.ReadAllBytes(path);
}
return _httpClient.Get(opts);
throw new ArgumentOutOfRangeException(nameof(protocol));
case MediaProtocol.File:
return Task.FromResult<Stream>(File.OpenRead(path));
default:
throw new ArgumentOutOfRangeException(nameof(protocol));
}
}
}
}

7
MediaBrowser.MediaEncoding/Subtitles/TtmlWriter.cs
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@@ -49,12 +49,5 @@ namespace MediaBrowser.MediaEncoding.Subtitles
writer.WriteLine("</tt>");
}
}
private string FormatTime(long ticks)
{
var time = TimeSpan.FromTicks(ticks);
return string.Format(@"{0:hh\:mm\:ss\,fff}", time);
}
}
}