mirror of
https://github.com/jellyfin/jellyfin.git
synced 2024-09-06 03:26:07 +02:00
1232 lines
44 KiB
C#
1232 lines
44 KiB
C#
using System.Globalization;
|
|
using MediaBrowser.Common.Configuration;
|
|
using MediaBrowser.Common.IO;
|
|
using MediaBrowser.Common.MediaInfo;
|
|
using MediaBrowser.Model.Entities;
|
|
using MediaBrowser.Model.IO;
|
|
using MediaBrowser.Model.Logging;
|
|
using MediaBrowser.Model.Serialization;
|
|
using System;
|
|
using System.Collections.Generic;
|
|
using System.ComponentModel;
|
|
using System.Diagnostics;
|
|
using System.IO;
|
|
using System.Linq;
|
|
using System.Reflection;
|
|
using System.Runtime.InteropServices;
|
|
using System.Text;
|
|
using System.Threading;
|
|
using System.Threading.Tasks;
|
|
|
|
namespace MediaBrowser.Server.Implementations.MediaEncoder
|
|
{
|
|
/// <summary>
|
|
/// Class MediaEncoder
|
|
/// </summary>
|
|
public class MediaEncoder : IMediaEncoder, IDisposable
|
|
{
|
|
/// <summary>
|
|
/// Gets or sets the zip client.
|
|
/// </summary>
|
|
/// <value>The zip client.</value>
|
|
private readonly IZipClient _zipClient;
|
|
|
|
/// <summary>
|
|
/// The _logger
|
|
/// </summary>
|
|
private readonly ILogger _logger;
|
|
|
|
/// <summary>
|
|
/// The _app paths
|
|
/// </summary>
|
|
private readonly IApplicationPaths _appPaths;
|
|
|
|
/// <summary>
|
|
/// Gets the json serializer.
|
|
/// </summary>
|
|
/// <value>The json serializer.</value>
|
|
private readonly IJsonSerializer _jsonSerializer;
|
|
|
|
/// <summary>
|
|
/// The video image resource pool
|
|
/// </summary>
|
|
private readonly SemaphoreSlim _videoImageResourcePool = new SemaphoreSlim(1, 1);
|
|
|
|
/// <summary>
|
|
/// The audio image resource pool
|
|
/// </summary>
|
|
private readonly SemaphoreSlim _audioImageResourcePool = new SemaphoreSlim(1, 1);
|
|
|
|
/// <summary>
|
|
/// The _subtitle extraction resource pool
|
|
/// </summary>
|
|
private readonly SemaphoreSlim _subtitleExtractionResourcePool = new SemaphoreSlim(2, 2);
|
|
|
|
/// <summary>
|
|
/// The FF probe resource pool
|
|
/// </summary>
|
|
private readonly SemaphoreSlim _ffProbeResourcePool = new SemaphoreSlim(2, 2);
|
|
|
|
/// <summary>
|
|
/// Gets or sets the versioned directory path.
|
|
/// </summary>
|
|
/// <value>The versioned directory path.</value>
|
|
private string VersionedDirectoryPath { get; set; }
|
|
|
|
/// <summary>
|
|
/// Initializes a new instance of the <see cref="MediaEncoder" /> class.
|
|
/// </summary>
|
|
/// <param name="logger">The logger.</param>
|
|
/// <param name="zipClient">The zip client.</param>
|
|
/// <param name="appPaths">The app paths.</param>
|
|
/// <param name="jsonSerializer">The json serializer.</param>
|
|
public MediaEncoder(ILogger logger, IZipClient zipClient, IApplicationPaths appPaths,
|
|
IJsonSerializer jsonSerializer)
|
|
{
|
|
_logger = logger;
|
|
_zipClient = zipClient;
|
|
_appPaths = appPaths;
|
|
_jsonSerializer = jsonSerializer;
|
|
|
|
// Not crazy about this but it's the only way to suppress ffmpeg crash dialog boxes
|
|
SetErrorMode(ErrorModes.SEM_FAILCRITICALERRORS | ErrorModes.SEM_NOALIGNMENTFAULTEXCEPT |
|
|
ErrorModes.SEM_NOGPFAULTERRORBOX | ErrorModes.SEM_NOOPENFILEERRORBOX);
|
|
|
|
Task.Run(() => VersionedDirectoryPath = GetVersionedDirectoryPath());
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the media tools path.
|
|
/// </summary>
|
|
/// <param name="create">if set to <c>true</c> [create].</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetMediaToolsPath(bool create)
|
|
{
|
|
var path = Path.Combine(_appPaths.ProgramDataPath, "ffmpeg");
|
|
|
|
if (create && !Directory.Exists(path))
|
|
{
|
|
Directory.CreateDirectory(path);
|
|
}
|
|
|
|
return path;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the encoder path.
|
|
/// </summary>
|
|
/// <value>The encoder path.</value>
|
|
public string EncoderPath
|
|
{
|
|
get { return FFMpegPath; }
|
|
}
|
|
|
|
/// <summary>
|
|
/// The _ FF MPEG path
|
|
/// </summary>
|
|
private string _FFMpegPath;
|
|
|
|
/// <summary>
|
|
/// Gets the path to ffmpeg.exe
|
|
/// </summary>
|
|
/// <value>The FF MPEG path.</value>
|
|
public string FFMpegPath
|
|
{
|
|
get { return _FFMpegPath ?? (_FFMpegPath = Path.Combine(VersionedDirectoryPath, "ffmpeg.exe")); }
|
|
}
|
|
|
|
/// <summary>
|
|
/// The _ FF probe path
|
|
/// </summary>
|
|
private string _FFProbePath;
|
|
|
|
/// <summary>
|
|
/// Gets the path to ffprobe.exe
|
|
/// </summary>
|
|
/// <value>The FF probe path.</value>
|
|
private string FFProbePath
|
|
{
|
|
get { return _FFProbePath ?? (_FFProbePath = Path.Combine(VersionedDirectoryPath, "ffprobe.exe")); }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the version.
|
|
/// </summary>
|
|
/// <value>The version.</value>
|
|
public string Version
|
|
{
|
|
get { return Path.GetFileNameWithoutExtension(VersionedDirectoryPath); }
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the versioned directory path.
|
|
/// </summary>
|
|
/// <returns>System.String.</returns>
|
|
private string GetVersionedDirectoryPath()
|
|
{
|
|
var assembly = GetType().Assembly;
|
|
|
|
var prefix = GetType().Namespace + ".";
|
|
|
|
var srch = prefix + "ffmpeg";
|
|
|
|
var resource = assembly.GetManifestResourceNames().First(r => r.StartsWith(srch));
|
|
|
|
var filename =
|
|
resource.Substring(resource.IndexOf(prefix, StringComparison.OrdinalIgnoreCase) + prefix.Length);
|
|
|
|
var versionedDirectoryPath = Path.Combine(GetMediaToolsPath(true),
|
|
Path.GetFileNameWithoutExtension(filename));
|
|
|
|
if (!Directory.Exists(versionedDirectoryPath))
|
|
{
|
|
Directory.CreateDirectory(versionedDirectoryPath);
|
|
}
|
|
|
|
ExtractTools(assembly, resource, versionedDirectoryPath);
|
|
|
|
return versionedDirectoryPath;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the tools.
|
|
/// </summary>
|
|
/// <param name="assembly">The assembly.</param>
|
|
/// <param name="zipFileResourcePath">The zip file resource path.</param>
|
|
/// <param name="targetPath">The target path.</param>
|
|
private void ExtractTools(Assembly assembly, string zipFileResourcePath, string targetPath)
|
|
{
|
|
using (var resourceStream = assembly.GetManifestResourceStream(zipFileResourcePath))
|
|
{
|
|
_zipClient.ExtractAll(resourceStream, targetPath, false);
|
|
}
|
|
|
|
ExtractFonts(assembly, targetPath);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the fonts.
|
|
/// </summary>
|
|
/// <param name="assembly">The assembly.</param>
|
|
/// <param name="targetPath">The target path.</param>
|
|
private async void ExtractFonts(Assembly assembly, string targetPath)
|
|
{
|
|
var fontsDirectory = Path.Combine(targetPath, "fonts");
|
|
|
|
if (!Directory.Exists(fontsDirectory))
|
|
{
|
|
Directory.CreateDirectory(fontsDirectory);
|
|
}
|
|
|
|
const string fontFilename = "ARIALUNI.TTF";
|
|
|
|
var fontFile = Path.Combine(fontsDirectory, fontFilename);
|
|
|
|
if (!File.Exists(fontFile))
|
|
{
|
|
using (var stream = assembly.GetManifestResourceStream(GetType().Namespace + ".fonts." + fontFilename))
|
|
{
|
|
using (
|
|
var fileStream = new FileStream(fontFile, FileMode.Create, FileAccess.Write, FileShare.Read,
|
|
StreamDefaults.DefaultFileStreamBufferSize,
|
|
FileOptions.Asynchronous))
|
|
{
|
|
await stream.CopyToAsync(fileStream).ConfigureAwait(false);
|
|
}
|
|
}
|
|
}
|
|
|
|
await ExtractFontConfigFile(assembly, fontsDirectory).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the font config file.
|
|
/// </summary>
|
|
/// <param name="assembly">The assembly.</param>
|
|
/// <param name="fontsDirectory">The fonts directory.</param>
|
|
/// <returns>Task.</returns>
|
|
private async Task ExtractFontConfigFile(Assembly assembly, string fontsDirectory)
|
|
{
|
|
const string fontConfigFilename = "fonts.conf";
|
|
var fontConfigFile = Path.Combine(fontsDirectory, fontConfigFilename);
|
|
|
|
if (!File.Exists(fontConfigFile))
|
|
{
|
|
using (
|
|
var stream = assembly.GetManifestResourceStream(GetType().Namespace + ".fonts." + fontConfigFilename)
|
|
)
|
|
{
|
|
using (var streamReader = new StreamReader(stream))
|
|
{
|
|
var contents = await streamReader.ReadToEndAsync().ConfigureAwait(false);
|
|
|
|
contents = contents.Replace("<dir></dir>", "<dir>" + fontsDirectory + "</dir>");
|
|
|
|
var bytes = Encoding.UTF8.GetBytes(contents);
|
|
|
|
using (
|
|
var fileStream = new FileStream(fontConfigFile, FileMode.Create, FileAccess.Write,
|
|
FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize,
|
|
FileOptions.Asynchronous))
|
|
{
|
|
await fileStream.WriteAsync(bytes, 0, bytes.Length);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the media info.
|
|
/// </summary>
|
|
/// <param name="inputFiles">The input files.</param>
|
|
/// <param name="type">The type.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
public Task<MediaInfoResult> GetMediaInfo(string[] inputFiles, InputType type,
|
|
CancellationToken cancellationToken)
|
|
{
|
|
return GetMediaInfoInternal(GetInputArgument(inputFiles, type), type != InputType.AudioFile,
|
|
GetProbeSizeArgument(type), cancellationToken);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the input argument.
|
|
/// </summary>
|
|
/// <param name="inputFiles">The input files.</param>
|
|
/// <param name="type">The type.</param>
|
|
/// <returns>System.String.</returns>
|
|
/// <exception cref="System.ArgumentException">Unrecognized InputType</exception>
|
|
public string GetInputArgument(string[] inputFiles, InputType type)
|
|
{
|
|
string inputPath;
|
|
|
|
switch (type)
|
|
{
|
|
case InputType.Dvd:
|
|
case InputType.VideoFile:
|
|
case InputType.AudioFile:
|
|
inputPath = GetConcatInputArgument(inputFiles);
|
|
break;
|
|
case InputType.Bluray:
|
|
inputPath = GetBlurayInputArgument(inputFiles[0]);
|
|
break;
|
|
case InputType.Url:
|
|
inputPath = GetHttpInputArgument(inputFiles);
|
|
break;
|
|
default:
|
|
throw new ArgumentException("Unrecognized InputType");
|
|
}
|
|
|
|
return inputPath;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the HTTP input argument.
|
|
/// </summary>
|
|
/// <param name="inputFiles">The input files.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetHttpInputArgument(string[] inputFiles)
|
|
{
|
|
var url = inputFiles[0];
|
|
|
|
return string.Format("\"{0}\"", url);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the probe size argument.
|
|
/// </summary>
|
|
/// <param name="type">The type.</param>
|
|
/// <returns>System.String.</returns>
|
|
public string GetProbeSizeArgument(InputType type)
|
|
{
|
|
return type == InputType.Dvd ? "-probesize 1G -analyzeduration 200M" : string.Empty;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the media info internal.
|
|
/// </summary>
|
|
/// <param name="inputPath">The input path.</param>
|
|
/// <param name="extractChapters">if set to <c>true</c> [extract chapters].</param>
|
|
/// <param name="probeSizeArgument">The probe size argument.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task{MediaInfoResult}.</returns>
|
|
/// <exception cref="System.ApplicationException"></exception>
|
|
private async Task<MediaInfoResult> GetMediaInfoInternal(string inputPath, bool extractChapters,
|
|
string probeSizeArgument,
|
|
CancellationToken cancellationToken)
|
|
{
|
|
var process = new Process
|
|
{
|
|
StartInfo = new ProcessStartInfo
|
|
{
|
|
CreateNoWindow = true,
|
|
UseShellExecute = false,
|
|
|
|
// Must consume both or ffmpeg may hang due to deadlocks. See comments below.
|
|
RedirectStandardOutput = true,
|
|
RedirectStandardError = true,
|
|
FileName = FFProbePath,
|
|
Arguments =
|
|
string.Format(
|
|
"{0} -i {1} -threads 0 -v info -print_format json -show_streams -show_format",
|
|
probeSizeArgument, inputPath).Trim(),
|
|
|
|
WindowStyle = ProcessWindowStyle.Hidden,
|
|
ErrorDialog = false
|
|
},
|
|
|
|
EnableRaisingEvents = true
|
|
};
|
|
|
|
_logger.Debug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments);
|
|
|
|
process.Exited += ProcessExited;
|
|
|
|
await _ffProbeResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
MediaInfoResult result;
|
|
string standardError = null;
|
|
|
|
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
|
|
if (extractChapters)
|
|
{
|
|
standardErrorReadTask = process.StandardError.ReadToEndAsync();
|
|
}
|
|
else
|
|
{
|
|
process.BeginErrorReadLine();
|
|
}
|
|
|
|
result = _jsonSerializer.DeserializeFromStream<MediaInfoResult>(process.StandardOutput.BaseStream);
|
|
|
|
if (extractChapters)
|
|
{
|
|
standardError = await standardErrorReadTask.ConfigureAwait(false);
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
// Hate having to do this
|
|
try
|
|
{
|
|
process.Kill();
|
|
}
|
|
catch (InvalidOperationException ex1)
|
|
{
|
|
_logger.ErrorException("Error killing ffprobe", ex1);
|
|
}
|
|
catch (Win32Exception ex1)
|
|
{
|
|
_logger.ErrorException("Error killing ffprobe", ex1);
|
|
}
|
|
|
|
throw;
|
|
}
|
|
finally
|
|
{
|
|
_ffProbeResourcePool.Release();
|
|
}
|
|
|
|
if (result == null)
|
|
{
|
|
throw new ApplicationException(string.Format("FFProbe failed for {0}", inputPath));
|
|
}
|
|
|
|
cancellationToken.ThrowIfCancellationRequested();
|
|
|
|
if (result.streams != null)
|
|
{
|
|
// Normalize aspect ratio if invalid
|
|
foreach (var stream in result.streams)
|
|
{
|
|
if (string.Equals(stream.display_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
stream.display_aspect_ratio = string.Empty;
|
|
}
|
|
if (string.Equals(stream.sample_aspect_ratio, "0:1", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
stream.sample_aspect_ratio = string.Empty;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (extractChapters && !string.IsNullOrEmpty(standardError))
|
|
{
|
|
AddChapters(result, standardError);
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/// <summary>
|
|
/// The us culture
|
|
/// </summary>
|
|
protected readonly CultureInfo UsCulture = new CultureInfo("en-US");
|
|
|
|
/// <summary>
|
|
/// Adds the chapters.
|
|
/// </summary>
|
|
/// <param name="result">The result.</param>
|
|
/// <param name="standardError">The standard error.</param>
|
|
private void AddChapters(MediaInfoResult result, string standardError)
|
|
{
|
|
var lines = standardError.Split('\n').Select(l => l.TrimStart());
|
|
|
|
var chapters = new List<ChapterInfo>();
|
|
|
|
ChapterInfo lastChapter = null;
|
|
|
|
foreach (var line in lines)
|
|
{
|
|
if (line.StartsWith("Chapter", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
// Example:
|
|
// Chapter #0.2: start 400.534, end 4565.435
|
|
const string srch = "start ";
|
|
var start = line.IndexOf(srch, StringComparison.OrdinalIgnoreCase);
|
|
|
|
if (start == -1)
|
|
{
|
|
continue;
|
|
}
|
|
|
|
var subString = line.Substring(start + srch.Length);
|
|
subString = subString.Substring(0, subString.IndexOf(','));
|
|
|
|
double seconds;
|
|
|
|
if (double.TryParse(subString, NumberStyles.Any, UsCulture, out seconds))
|
|
{
|
|
lastChapter = new ChapterInfo
|
|
{
|
|
StartPositionTicks = TimeSpan.FromSeconds(seconds).Ticks
|
|
};
|
|
|
|
chapters.Add(lastChapter);
|
|
}
|
|
}
|
|
|
|
else if (line.StartsWith("title", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
if (lastChapter != null && string.IsNullOrEmpty(lastChapter.Name))
|
|
{
|
|
var index = line.IndexOf(':');
|
|
|
|
if (index != -1)
|
|
{
|
|
lastChapter.Name = line.Substring(index + 1).Trim().TrimEnd('\r');
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
result.Chapters = chapters;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Processes the exited.
|
|
/// </summary>
|
|
/// <param name="sender">The sender.</param>
|
|
/// <param name="e">The <see cref="EventArgs" /> instance containing the event data.</param>
|
|
private void ProcessExited(object sender, EventArgs e)
|
|
{
|
|
((Process)sender).Dispose();
|
|
}
|
|
|
|
/// <summary>
|
|
/// Converts the text subtitle to ass.
|
|
/// </summary>
|
|
/// <param name="inputPath">The input path.</param>
|
|
/// <param name="outputPath">The output path.</param>
|
|
/// <param name="language">The language.</param>
|
|
/// <param name="offset">The offset.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentNullException">inputPath
|
|
/// or
|
|
/// outputPath</exception>
|
|
/// <exception cref="System.ApplicationException"></exception>
|
|
public async Task ConvertTextSubtitleToAss(string inputPath, string outputPath, string language, TimeSpan offset,
|
|
CancellationToken cancellationToken)
|
|
{
|
|
if (string.IsNullOrEmpty(inputPath))
|
|
{
|
|
throw new ArgumentNullException("inputPath");
|
|
}
|
|
|
|
if (string.IsNullOrEmpty(outputPath))
|
|
{
|
|
throw new ArgumentNullException("outputPath");
|
|
}
|
|
|
|
var fastSeekSeconds = offset.TotalSeconds >= 1 ? offset.TotalSeconds - 1 : 0;
|
|
var slowSeekSeconds = offset.TotalSeconds >= 1 ? 1 : 0;
|
|
|
|
var fastSeekParam = fastSeekSeconds > 0 ? "-ss " + fastSeekSeconds + " " : string.Empty;
|
|
var slowSeekParam = slowSeekSeconds > 0 ? " -ss " + slowSeekSeconds : string.Empty;
|
|
|
|
var encodingParam = string.IsNullOrEmpty(language) ? string.Empty :
|
|
GetSubtitleLanguageEncodingParam(language) + " ";
|
|
|
|
var process = new Process
|
|
{
|
|
StartInfo = new ProcessStartInfo
|
|
{
|
|
RedirectStandardOutput = false,
|
|
RedirectStandardError = true,
|
|
|
|
CreateNoWindow = true,
|
|
UseShellExecute = false,
|
|
FileName = FFMpegPath,
|
|
Arguments =
|
|
string.Format("{0}{1}-i \"{2}\"{3} \"{4}\"", encodingParam, fastSeekParam, inputPath, slowSeekParam,
|
|
outputPath),
|
|
WindowStyle = ProcessWindowStyle.Hidden,
|
|
ErrorDialog = false
|
|
}
|
|
};
|
|
|
|
_logger.Debug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments);
|
|
|
|
await _subtitleExtractionResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
var logFilePath = Path.Combine(_appPaths.LogDirectoryPath, "ffmpeg-sub-convert-" + Guid.NewGuid() + ".txt");
|
|
|
|
var logFileStream = new FileStream(logFilePath, FileMode.Create, FileAccess.Write, FileShare.Read,
|
|
StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous);
|
|
|
|
try
|
|
{
|
|
process.Start();
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_subtitleExtractionResourcePool.Release();
|
|
|
|
logFileStream.Dispose();
|
|
|
|
_logger.ErrorException("Error starting ffmpeg", ex);
|
|
|
|
throw;
|
|
}
|
|
|
|
var logTask = process.StandardError.BaseStream.CopyToAsync(logFileStream);
|
|
|
|
var ranToCompletion = process.WaitForExit(60000);
|
|
|
|
if (!ranToCompletion)
|
|
{
|
|
try
|
|
{
|
|
_logger.Info("Killing ffmpeg process");
|
|
|
|
process.Kill();
|
|
|
|
process.WaitForExit(1000);
|
|
|
|
await logTask.ConfigureAwait(false);
|
|
}
|
|
catch (Win32Exception ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
catch (InvalidOperationException ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
catch (NotSupportedException ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
finally
|
|
{
|
|
|
|
logFileStream.Dispose();
|
|
_subtitleExtractionResourcePool.Release();
|
|
}
|
|
}
|
|
|
|
var exitCode = ranToCompletion ? process.ExitCode : -1;
|
|
|
|
process.Dispose();
|
|
|
|
var failed = false;
|
|
|
|
if (exitCode == -1)
|
|
{
|
|
failed = true;
|
|
|
|
if (File.Exists(outputPath))
|
|
{
|
|
try
|
|
{
|
|
_logger.Info("Deleting converted subtitle due to failure: ", outputPath);
|
|
File.Delete(outputPath);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
_logger.ErrorException("Error deleting converted subtitle {0}", ex, outputPath);
|
|
}
|
|
}
|
|
}
|
|
else if (!File.Exists(outputPath))
|
|
{
|
|
failed = true;
|
|
}
|
|
|
|
if (failed)
|
|
{
|
|
var msg = string.Format("ffmpeg subtitle converted failed for {0}", inputPath);
|
|
|
|
_logger.Error(msg);
|
|
|
|
throw new ApplicationException(msg);
|
|
}
|
|
await SetAssFont(outputPath).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the subtitle language encoding param.
|
|
/// </summary>
|
|
/// <param name="language">The language.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetSubtitleLanguageEncodingParam(string language)
|
|
{
|
|
switch (language.ToLower())
|
|
{
|
|
case "pol":
|
|
case "cze":
|
|
case "ces":
|
|
case "slo":
|
|
case "slk":
|
|
case "hun":
|
|
case "slv":
|
|
case "srp":
|
|
case "hrv":
|
|
case "rum":
|
|
case "ron":
|
|
case "rup":
|
|
case "alb":
|
|
case "sqi":
|
|
return "-sub_charenc windows-1250";
|
|
case "ara":
|
|
return "-sub_charenc windows-1256";
|
|
case "heb":
|
|
return "-sub_charenc windows-1255";
|
|
case "grc":
|
|
case "gre":
|
|
return "-sub_charenc windows-1253";
|
|
case "crh":
|
|
case "ota":
|
|
case "tur":
|
|
return "-sub_charenc windows-1254";
|
|
case "rus":
|
|
return "-sub_charenc windows-1251";
|
|
case "vie":
|
|
return "-sub_charenc windows-1258";
|
|
default:
|
|
return "-sub_charenc windows-1252";
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the text subtitle.
|
|
/// </summary>
|
|
/// <param name="inputFiles">The input files.</param>
|
|
/// <param name="type">The type.</param>
|
|
/// <param name="subtitleStreamIndex">Index of the subtitle stream.</param>
|
|
/// <param name="offset">The offset.</param>
|
|
/// <param name="outputPath">The output path.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentException">Must use inputPath list overload</exception>
|
|
public Task ExtractTextSubtitle(string[] inputFiles, InputType type, int subtitleStreamIndex, TimeSpan offset, string outputPath, CancellationToken cancellationToken)
|
|
{
|
|
return ExtractTextSubtitleInternal(GetInputArgument(inputFiles, type), subtitleStreamIndex, offset, outputPath, cancellationToken);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the text subtitle.
|
|
/// </summary>
|
|
/// <param name="inputPath">The input path.</param>
|
|
/// <param name="subtitleStreamIndex">Index of the subtitle stream.</param>
|
|
/// <param name="offset">The offset.</param>
|
|
/// <param name="outputPath">The output path.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentNullException">inputPath
|
|
/// or
|
|
/// outputPath
|
|
/// or
|
|
/// cancellationToken</exception>
|
|
/// <exception cref="System.ApplicationException"></exception>
|
|
private async Task ExtractTextSubtitleInternal(string inputPath, int subtitleStreamIndex, TimeSpan offset, string outputPath, CancellationToken cancellationToken)
|
|
{
|
|
if (string.IsNullOrEmpty(inputPath))
|
|
{
|
|
throw new ArgumentNullException("inputPath");
|
|
}
|
|
|
|
if (string.IsNullOrEmpty(outputPath))
|
|
{
|
|
throw new ArgumentNullException("outputPath");
|
|
}
|
|
|
|
if (cancellationToken == null)
|
|
{
|
|
throw new ArgumentNullException("cancellationToken");
|
|
}
|
|
|
|
var fastSeekSeconds = offset.TotalSeconds >= 1 ? offset.TotalSeconds - 1 : 0;
|
|
var slowSeekSeconds = offset.TotalSeconds >= 1 ? 1 : 0;
|
|
|
|
var fastSeekParam = fastSeekSeconds > 0 ? "-ss " + fastSeekSeconds + " " : string.Empty;
|
|
var slowSeekParam = slowSeekSeconds > 0 ? " -ss " + slowSeekSeconds : string.Empty;
|
|
|
|
var process = new Process
|
|
{
|
|
StartInfo = new ProcessStartInfo
|
|
{
|
|
CreateNoWindow = true,
|
|
UseShellExecute = false,
|
|
|
|
RedirectStandardOutput = false,
|
|
RedirectStandardError = true,
|
|
|
|
FileName = FFMpegPath,
|
|
Arguments = string.Format("{0}-i {1}{2} -map 0:{3} -an -vn -c:s ass \"{4}\"", fastSeekParam, inputPath, slowSeekParam, subtitleStreamIndex, outputPath),
|
|
WindowStyle = ProcessWindowStyle.Hidden,
|
|
ErrorDialog = false
|
|
}
|
|
};
|
|
|
|
_logger.Debug("{0} {1}", process.StartInfo.FileName, process.StartInfo.Arguments);
|
|
|
|
await _subtitleExtractionResourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
var logFilePath = Path.Combine(_appPaths.LogDirectoryPath, "ffmpeg-sub-extract-" + Guid.NewGuid() + ".txt");
|
|
|
|
var logFileStream = new FileStream(logFilePath, FileMode.Create, FileAccess.Write, FileShare.Read, StreamDefaults.DefaultFileStreamBufferSize, FileOptions.Asynchronous);
|
|
|
|
try
|
|
{
|
|
process.Start();
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
_subtitleExtractionResourcePool.Release();
|
|
|
|
logFileStream.Dispose();
|
|
|
|
_logger.ErrorException("Error starting ffmpeg", ex);
|
|
|
|
throw;
|
|
}
|
|
|
|
process.StandardError.BaseStream.CopyToAsync(logFileStream);
|
|
|
|
var ranToCompletion = process.WaitForExit(60000);
|
|
|
|
if (!ranToCompletion)
|
|
{
|
|
try
|
|
{
|
|
_logger.Info("Killing ffmpeg process");
|
|
|
|
process.Kill();
|
|
|
|
process.WaitForExit(1000);
|
|
}
|
|
catch (Win32Exception ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
catch (InvalidOperationException ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
catch (NotSupportedException ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
finally
|
|
{
|
|
logFileStream.Dispose();
|
|
_subtitleExtractionResourcePool.Release();
|
|
}
|
|
}
|
|
|
|
var exitCode = ranToCompletion ? process.ExitCode : -1;
|
|
|
|
process.Dispose();
|
|
|
|
var failed = false;
|
|
|
|
if (exitCode == -1)
|
|
{
|
|
failed = true;
|
|
|
|
if (File.Exists(outputPath))
|
|
{
|
|
try
|
|
{
|
|
_logger.Info("Deleting extracted subtitle due to failure: ", outputPath);
|
|
File.Delete(outputPath);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
_logger.ErrorException("Error deleting extracted subtitle {0}", ex, outputPath);
|
|
}
|
|
}
|
|
}
|
|
else if (!File.Exists(outputPath))
|
|
{
|
|
failed = true;
|
|
}
|
|
|
|
if (failed)
|
|
{
|
|
var msg = string.Format("ffmpeg subtitle extraction failed for {0}", inputPath);
|
|
|
|
_logger.Error(msg);
|
|
|
|
throw new ApplicationException(msg);
|
|
}
|
|
|
|
await SetAssFont(outputPath).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sets the ass font.
|
|
/// </summary>
|
|
/// <param name="file">The file.</param>
|
|
/// <returns>Task.</returns>
|
|
private async Task SetAssFont(string file)
|
|
{
|
|
string text;
|
|
Encoding encoding;
|
|
|
|
using (var reader = new StreamReader(file, detectEncodingFromByteOrderMarks: true))
|
|
{
|
|
encoding = reader.CurrentEncoding;
|
|
|
|
text = await reader.ReadToEndAsync().ConfigureAwait(false);
|
|
}
|
|
|
|
var newText = text.Replace(",Arial,", ",Arial Unicode MS,");
|
|
|
|
if (!string.Equals(text, newText))
|
|
{
|
|
using (var writer = new StreamWriter(file, false, encoding))
|
|
{
|
|
writer.Write(newText);
|
|
}
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the image.
|
|
/// </summary>
|
|
/// <param name="inputFiles">The input files.</param>
|
|
/// <param name="type">The type.</param>
|
|
/// <param name="threedFormat">The threed format.</param>
|
|
/// <param name="offset">The offset.</param>
|
|
/// <param name="outputPath">The output path.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentException">Must use inputPath list overload</exception>
|
|
public async Task ExtractImage(string[] inputFiles, InputType type, Video3DFormat? threedFormat, TimeSpan? offset, string outputPath, CancellationToken cancellationToken)
|
|
{
|
|
var resourcePool = type == InputType.AudioFile ? _audioImageResourcePool : _videoImageResourcePool;
|
|
|
|
var inputArgument = GetInputArgument(inputFiles, type);
|
|
|
|
if (type != InputType.AudioFile)
|
|
{
|
|
try
|
|
{
|
|
await ExtractImageInternal(inputArgument, type, threedFormat, offset, outputPath, true, resourcePool, cancellationToken).ConfigureAwait(false);
|
|
return;
|
|
}
|
|
catch
|
|
{
|
|
_logger.Error("I-frame image extraction failed, will attempt standard way. Input: {0}", inputArgument);
|
|
}
|
|
}
|
|
|
|
await ExtractImageInternal(inputArgument, type, threedFormat, offset, outputPath, false, resourcePool, cancellationToken).ConfigureAwait(false);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Extracts the image.
|
|
/// </summary>
|
|
/// <param name="inputPath">The input path.</param>
|
|
/// <param name="type">The type.</param>
|
|
/// <param name="threedFormat">The threed format.</param>
|
|
/// <param name="offset">The offset.</param>
|
|
/// <param name="outputPath">The output path.</param>
|
|
/// <param name="useIFrame">if set to <c>true</c> [use I frame].</param>
|
|
/// <param name="resourcePool">The resource pool.</param>
|
|
/// <param name="cancellationToken">The cancellation token.</param>
|
|
/// <returns>Task.</returns>
|
|
/// <exception cref="System.ArgumentNullException">inputPath
|
|
/// or
|
|
/// outputPath</exception>
|
|
/// <exception cref="System.ApplicationException"></exception>
|
|
private async Task ExtractImageInternal(string inputPath, InputType type, Video3DFormat? threedFormat, TimeSpan? offset, string outputPath, bool useIFrame, SemaphoreSlim resourcePool, CancellationToken cancellationToken)
|
|
{
|
|
if (string.IsNullOrEmpty(inputPath))
|
|
{
|
|
throw new ArgumentNullException("inputPath");
|
|
}
|
|
|
|
if (string.IsNullOrEmpty(outputPath))
|
|
{
|
|
throw new ArgumentNullException("outputPath");
|
|
}
|
|
|
|
var vf = "scale=iw*sar:ih, scale=600:-1";
|
|
|
|
if (threedFormat.HasValue)
|
|
{
|
|
switch (threedFormat.Value)
|
|
{
|
|
case Video3DFormat.HalfSideBySide:
|
|
case Video3DFormat.FullSideBySide:
|
|
vf = "crop=iw/2:ih:0:0,scale=(iw*2):ih,scale=600:-1";
|
|
break;
|
|
case Video3DFormat.HalfTopAndBottom:
|
|
case Video3DFormat.FullTopAndBottom:
|
|
vf = "crop=iw:ih/2:0:0,scale=iw:(ih*2),scale=600:-1";
|
|
break;
|
|
}
|
|
}
|
|
|
|
var args = useIFrame ? string.Format("-i {0} -threads 0 -v quiet -vframes 1 -filter:v select=\"eq(pict_type\\,I)\" -vf \"{2}\" -f image2 \"{1}\"", inputPath, outputPath, vf) :
|
|
string.Format("-i {0} -threads 0 -v quiet -vframes 1 -vf \"{2}\" -f image2 \"{1}\"", inputPath, outputPath, vf);
|
|
|
|
var probeSize = GetProbeSizeArgument(type);
|
|
|
|
if (!string.IsNullOrEmpty(probeSize))
|
|
{
|
|
args = probeSize + " " + args;
|
|
}
|
|
|
|
if (offset.HasValue)
|
|
{
|
|
args = string.Format("-ss {0} ", Convert.ToInt32(offset.Value.TotalSeconds)) + args;
|
|
}
|
|
|
|
var process = new Process
|
|
{
|
|
StartInfo = new ProcessStartInfo
|
|
{
|
|
CreateNoWindow = true,
|
|
UseShellExecute = false,
|
|
FileName = FFMpegPath,
|
|
Arguments = args,
|
|
WindowStyle = ProcessWindowStyle.Hidden,
|
|
ErrorDialog = false
|
|
}
|
|
};
|
|
|
|
await resourcePool.WaitAsync(cancellationToken).ConfigureAwait(false);
|
|
|
|
var ranToCompletion = StartAndWaitForProcess(process);
|
|
|
|
resourcePool.Release();
|
|
|
|
var exitCode = ranToCompletion ? process.ExitCode : -1;
|
|
|
|
process.Dispose();
|
|
|
|
var failed = false;
|
|
|
|
if (exitCode == -1)
|
|
{
|
|
failed = true;
|
|
|
|
if (File.Exists(outputPath))
|
|
{
|
|
try
|
|
{
|
|
_logger.Info("Deleting extracted image due to failure: ", outputPath);
|
|
File.Delete(outputPath);
|
|
}
|
|
catch (IOException ex)
|
|
{
|
|
_logger.ErrorException("Error deleting extracted image {0}", ex, outputPath);
|
|
}
|
|
}
|
|
}
|
|
else if (!File.Exists(outputPath))
|
|
{
|
|
failed = true;
|
|
}
|
|
|
|
if (failed)
|
|
{
|
|
var msg = string.Format("ffmpeg image extraction failed for {0}", inputPath);
|
|
|
|
_logger.Error(msg);
|
|
|
|
throw new ApplicationException(msg);
|
|
}
|
|
}
|
|
|
|
/// <summary>
|
|
/// Starts the and wait for process.
|
|
/// </summary>
|
|
/// <param name="process">The process.</param>
|
|
/// <param name="timeout">The timeout.</param>
|
|
/// <returns><c>true</c> if XXXX, <c>false</c> otherwise</returns>
|
|
private bool StartAndWaitForProcess(Process process, int timeout = 10000)
|
|
{
|
|
process.Start();
|
|
|
|
var ranToCompletion = process.WaitForExit(timeout);
|
|
|
|
if (!ranToCompletion)
|
|
{
|
|
try
|
|
{
|
|
_logger.Info("Killing ffmpeg process");
|
|
|
|
process.Kill();
|
|
|
|
process.WaitForExit(1000);
|
|
}
|
|
catch (Win32Exception ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
catch (InvalidOperationException ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
catch (NotSupportedException ex)
|
|
{
|
|
_logger.ErrorException("Error killing process", ex);
|
|
}
|
|
}
|
|
|
|
return ranToCompletion;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the file input argument.
|
|
/// </summary>
|
|
/// <param name="path">The path.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetFileInputArgument(string path)
|
|
{
|
|
return string.Format("file:\"{0}\"", path);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the concat input argument.
|
|
/// </summary>
|
|
/// <param name="playableStreamFiles">The playable stream files.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetConcatInputArgument(string[] playableStreamFiles)
|
|
{
|
|
// Get all streams
|
|
// If there's more than one we'll need to use the concat command
|
|
if (playableStreamFiles.Length > 1)
|
|
{
|
|
var files = string.Join("|", playableStreamFiles);
|
|
|
|
return string.Format("concat:\"{0}\"", files);
|
|
}
|
|
|
|
// Determine the input path for video files
|
|
return GetFileInputArgument(playableStreamFiles[0]);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Gets the bluray input argument.
|
|
/// </summary>
|
|
/// <param name="blurayRoot">The bluray root.</param>
|
|
/// <returns>System.String.</returns>
|
|
private string GetBlurayInputArgument(string blurayRoot)
|
|
{
|
|
return string.Format("bluray:\"{0}\"", blurayRoot);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
|
|
/// </summary>
|
|
public void Dispose()
|
|
{
|
|
Dispose(true);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Releases unmanaged and - optionally - managed resources.
|
|
/// </summary>
|
|
/// <param name="dispose"><c>true</c> to release both managed and unmanaged resources; <c>false</c> to release only unmanaged resources.</param>
|
|
protected virtual void Dispose(bool dispose)
|
|
{
|
|
if (dispose)
|
|
{
|
|
_videoImageResourcePool.Dispose();
|
|
}
|
|
|
|
SetErrorMode(ErrorModes.SYSTEM_DEFAULT);
|
|
}
|
|
|
|
/// <summary>
|
|
/// Sets the error mode.
|
|
/// </summary>
|
|
/// <param name="uMode">The u mode.</param>
|
|
/// <returns>ErrorModes.</returns>
|
|
[DllImport("kernel32.dll")]
|
|
static extern ErrorModes SetErrorMode(ErrorModes uMode);
|
|
|
|
/// <summary>
|
|
/// Enum ErrorModes
|
|
/// </summary>
|
|
[Flags]
|
|
public enum ErrorModes : uint
|
|
{
|
|
/// <summary>
|
|
/// The SYSTE m_ DEFAULT
|
|
/// </summary>
|
|
SYSTEM_DEFAULT = 0x0,
|
|
/// <summary>
|
|
/// The SE m_ FAILCRITICALERRORS
|
|
/// </summary>
|
|
SEM_FAILCRITICALERRORS = 0x0001,
|
|
/// <summary>
|
|
/// The SE m_ NOALIGNMENTFAULTEXCEPT
|
|
/// </summary>
|
|
SEM_NOALIGNMENTFAULTEXCEPT = 0x0004,
|
|
/// <summary>
|
|
/// The SE m_ NOGPFAULTERRORBOX
|
|
/// </summary>
|
|
SEM_NOGPFAULTERRORBOX = 0x0002,
|
|
/// <summary>
|
|
/// The SE m_ NOOPENFILEERRORBOX
|
|
/// </summary>
|
|
SEM_NOOPENFILEERRORBOX = 0x8000
|
|
}
|
|
}
|
|
}
|