94 lines
4.0 KiB
C#
94 lines
4.0 KiB
C#
#pragma warning disable CS1591
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using System;
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using System.IO;
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using System.Net.Http;
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using System.Threading;
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using System.Threading.Tasks;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.IO;
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using Microsoft.Extensions.Logging;
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namespace Emby.Server.Implementations.LiveTv.EmbyTV
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{
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public class DirectRecorder : IRecorder
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{
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private readonly ILogger _logger;
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private readonly IHttpClientFactory _httpClientFactory;
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private readonly IStreamHelper _streamHelper;
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public DirectRecorder(ILogger logger, IHttpClientFactory httpClientFactory, IStreamHelper streamHelper)
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{
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_logger = logger;
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_httpClientFactory = httpClientFactory;
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_streamHelper = streamHelper;
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}
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public string GetOutputPath(MediaSourceInfo mediaSource, string targetFile)
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{
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return targetFile;
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}
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public Task Record(IDirectStreamProvider directStreamProvider, MediaSourceInfo mediaSource, string targetFile, TimeSpan duration, Action onStarted, CancellationToken cancellationToken)
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{
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if (directStreamProvider != null)
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{
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return RecordFromDirectStreamProvider(directStreamProvider, targetFile, duration, onStarted, cancellationToken);
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}
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return RecordFromMediaSource(mediaSource, targetFile, duration, onStarted, cancellationToken);
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}
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private async Task RecordFromDirectStreamProvider(IDirectStreamProvider directStreamProvider, string targetFile, TimeSpan duration, Action onStarted, CancellationToken cancellationToken)
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{
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Directory.CreateDirectory(Path.GetDirectoryName(targetFile));
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using (var output = new FileStream(targetFile, FileMode.Create, FileAccess.Write, FileShare.Read))
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{
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onStarted();
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_logger.LogInformation("Copying recording stream to file {0}", targetFile);
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// The media source is infinite so we need to handle stopping ourselves
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using var durationToken = new CancellationTokenSource(duration);
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using var cancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, durationToken.Token);
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await directStreamProvider.CopyToAsync(output, cancellationTokenSource.Token).ConfigureAwait(false);
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}
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_logger.LogInformation("Recording completed to file {0}", targetFile);
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}
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private async Task RecordFromMediaSource(MediaSourceInfo mediaSource, string targetFile, TimeSpan duration, Action onStarted, CancellationToken cancellationToken)
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{
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using var response = await _httpClientFactory.CreateClient(NamedClient.Default)
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.GetAsync(mediaSource.Path, HttpCompletionOption.ResponseHeadersRead, cancellationToken).ConfigureAwait(false);
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_logger.LogInformation("Opened recording stream from tuner provider");
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Directory.CreateDirectory(Path.GetDirectoryName(targetFile));
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await using var output = new FileStream(targetFile, FileMode.Create, FileAccess.Write, FileShare.Read);
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onStarted();
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_logger.LogInformation("Copying recording stream to file {0}", targetFile);
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// The media source if infinite so we need to handle stopping ourselves
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using var durationToken = new CancellationTokenSource(duration);
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using var linkedCancellationToken = CancellationTokenSource.CreateLinkedTokenSource(cancellationToken, durationToken.Token);
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cancellationToken = linkedCancellationToken.Token;
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await _streamHelper.CopyUntilCancelled(
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await response.Content.ReadAsStreamAsync(cancellationToken).ConfigureAwait(false),
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output,
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IODefaults.CopyToBufferSize,
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cancellationToken).ConfigureAwait(false);
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_logger.LogInformation("Recording completed to file {0}", targetFile);
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}
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}
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}
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