jellyfin-server/MediaBrowser.Server.Implementations/LiveTv/EmbyTV/DirectRecorder.cs
2016-04-30 00:00:28 -04:00

67 lines
2.7 KiB
C#

using System;
using System.IO;
using System.Threading;
using System.Threading.Tasks;
using CommonIO;
using MediaBrowser.Common.IO;
using MediaBrowser.Common.Net;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Logging;
namespace MediaBrowser.Server.Implementations.LiveTv.EmbyTV
{
public class DirectRecorder : IRecorder
{
private readonly ILogger _logger;
private readonly IHttpClient _httpClient;
private readonly IFileSystem _fileSystem;
public DirectRecorder(ILogger logger, IHttpClient httpClient, IFileSystem fileSystem)
{
_logger = logger;
_httpClient = httpClient;
_fileSystem = fileSystem;
}
public async Task Record(MediaSourceInfo mediaSource, string targetFile, TimeSpan duration, Action onStarted, CancellationToken cancellationToken)
{
var httpRequestOptions = new HttpRequestOptions()
{
Url = mediaSource.Path
};
httpRequestOptions.BufferContent = false;
using (var response = await _httpClient.SendAsync(httpRequestOptions, "GET").ConfigureAwait(false))
{
_logger.Info("Opened recording stream from tuner provider");
using (var output = _fileSystem.GetFileStream(targetFile, FileMode.Create, FileAccess.Write, FileShare.Read))
{
onStarted();
_logger.Info("Copying recording stream to file {0}", targetFile);
if (mediaSource.RunTimeTicks.HasValue)
{
// The media source already has a fixed duration
// But add another stop 1 minute later just in case the recording gets stuck for any reason
var durationToken = new CancellationTokenSource(duration.Add(TimeSpan.FromMinutes(1)));
cancellationToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, durationToken.Token).Token;
}
else
{
// The media source if infinite so we need to handle stopping ourselves
var durationToken = new CancellationTokenSource(duration);
cancellationToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, durationToken.Token).Token;
}
await response.Content.CopyToAsync(output, StreamDefaults.DefaultCopyToBufferSize, cancellationToken).ConfigureAwait(false);
}
}
_logger.Info("Recording completed to file {0}", targetFile);
}
}
}