jellyfin/MediaBrowser.MediaEncoding/Encoder/EncodingJob.cs

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5.8 KiB
C#
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using System;
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using System.IO;
using System.Threading.Tasks;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Model.Dlna;
using MediaBrowser.Model.Net;
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using Microsoft.Extensions.Logging;
namespace MediaBrowser.MediaEncoding.Encoder
{
public class EncodingJob : EncodingJobInfo, IDisposable
{
public bool HasExited { get; internal set; }
public bool IsCancelled { get; internal set; }
public Stream LogFileStream { get; set; }
public IProgress<double> Progress { get; set; }
public TaskCompletionSource<bool> TaskCompletionSource;
public EncodingJobOptions Options
{
get => (EncodingJobOptions)BaseRequest;
set => BaseRequest = value;
}
public string Id { get; set; }
public string MimeType { get; set; }
public bool EstimateContentLength { get; set; }
public TranscodeSeekInfo TranscodeSeekInfo { get; set; }
public long? EncodingDurationTicks { get; set; }
public string ItemType { get; set; }
public string GetMimeType(string outputPath)
{
if (!string.IsNullOrEmpty(MimeType))
{
return MimeType;
}
return MimeTypes.GetMimeType(outputPath);
}
private readonly ILogger _logger;
private readonly IMediaSourceManager _mediaSourceManager;
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public EncodingJob(ILogger logger, IMediaSourceManager mediaSourceManager) :
base(logger, mediaSourceManager, TranscodingJobType.Progressive)
{
_logger = logger;
_mediaSourceManager = mediaSourceManager;
Id = Guid.NewGuid().ToString("N");
_logger = logger;
TaskCompletionSource = new TaskCompletionSource<bool>();
}
public override void Dispose()
{
DisposeLiveStream();
DisposeLogStream();
}
private void DisposeLogStream()
{
if (LogFileStream != null)
{
try
{
LogFileStream.Dispose();
}
catch (Exception ex)
{
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_logger.LogError(ex, "Error disposing log stream");
}
LogFileStream = null;
}
}
private async void DisposeLiveStream()
{
if (MediaSource.RequiresClosing && string.IsNullOrWhiteSpace(Options.LiveStreamId) && !string.IsNullOrWhiteSpace(MediaSource.LiveStreamId))
{
try
{
await _mediaSourceManager.CloseLiveStream(MediaSource.LiveStreamId).ConfigureAwait(false);
}
catch (Exception ex)
{
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_logger.LogError(ex, "Error closing media source");
}
}
}
public string OutputFilePath { get; set; }
public string ActualOutputVideoCodec
{
get
{
var codec = OutputVideoCodec;
if (string.Equals(codec, "copy", StringComparison.OrdinalIgnoreCase))
{
var stream = VideoStream;
if (stream != null)
{
return stream.Codec;
}
return null;
}
return codec;
}
}
public string ActualOutputAudioCodec
{
get
{
var codec = OutputAudioCodec;
if (string.Equals(codec, "copy", StringComparison.OrdinalIgnoreCase))
{
var stream = AudioStream;
if (stream != null)
{
return stream.Codec;
}
return null;
}
return codec;
}
}
public void ReportTranscodingProgress(TimeSpan? transcodingPosition, float? framerate, double? percentComplete, long? bytesTranscoded, int? bitRate)
{
var ticks = transcodingPosition.HasValue ? transcodingPosition.Value.Ticks : (long?)null;
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//job.Framerate = framerate;
if (!percentComplete.HasValue && ticks.HasValue && RunTimeTicks.HasValue)
{
var pct = ticks.Value / RunTimeTicks.Value;
percentComplete = pct * 100;
}
if (percentComplete.HasValue)
{
Progress.Report(percentComplete.Value);
}
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/*
job.TranscodingPositionTicks = ticks;
job.BytesTranscoded = bytesTranscoded;
var deviceId = Options.DeviceId;
if (!string.IsNullOrWhiteSpace(deviceId))
{
var audioCodec = ActualOutputVideoCodec;
var videoCodec = ActualOutputVideoCodec;
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SessionManager.ReportTranscodingInfo(deviceId, new TranscodingInfo
{
Bitrate = job.TotalOutputBitrate,
AudioCodec = audioCodec,
VideoCodec = videoCodec,
Container = job.Options.OutputContainer,
Framerate = framerate,
CompletionPercentage = percentComplete,
Width = job.OutputWidth,
Height = job.OutputHeight,
AudioChannels = job.OutputAudioChannels,
IsAudioDirect = string.Equals(job.OutputAudioCodec, "copy", StringComparison.OrdinalIgnoreCase),
IsVideoDirect = string.Equals(job.OutputVideoCodec, "copy", StringComparison.OrdinalIgnoreCase)
});
}*/
}
}
}