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123 lines
3.9 KiB
123 lines
3.9 KiB
using MediaBrowser.Controller;
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using ServiceStack;
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using System;
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using System.IO;
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using System.Linq;
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using System.Threading.Tasks;
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namespace MediaBrowser.Api.Playback.Hls
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{
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/// <summary>
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/// Class GetHlsAudioSegment
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/// </summary>
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[Route("/Audio/{Id}/hls/{SegmentId}/stream.mp3", "GET")]
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[Route("/Audio/{Id}/hls/{SegmentId}/stream.aac", "GET")]
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[Api(Description = "Gets an Http live streaming segment file. Internal use only.")]
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public class GetHlsAudioSegment
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{
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/// <summary>
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/// Gets or sets the id.
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/// </summary>
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/// <value>The id.</value>
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public string Id { get; set; }
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/// <summary>
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/// Gets or sets the segment id.
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/// </summary>
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/// <value>The segment id.</value>
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public string SegmentId { get; set; }
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}
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/// <summary>
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/// Class GetHlsVideoSegment
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/// </summary>
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[Route("/Videos/{Id}/hls/{PlaylistId}/stream.m3u8", "GET")]
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[Api(Description = "Gets an Http live streaming segment file. Internal use only.")]
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public class GetHlsPlaylist
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{
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/// <summary>
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/// Gets or sets the id.
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/// </summary>
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/// <value>The id.</value>
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public string Id { get; set; }
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public string PlaylistId { get; set; }
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}
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[Route("/Videos/ActiveEncodings", "DELETE")]
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[Api(Description = "Stops an encoding process")]
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public class StopEncodingProcess
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{
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[ApiMember(Name = "DeviceId", Description = "The device id of the client requesting. Used to stop encoding processes when needed.", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "DELETE")]
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public string DeviceId { get; set; }
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}
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public class HlsSegmentService : BaseApiService
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{
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private readonly IServerApplicationPaths _appPaths;
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public HlsSegmentService(IServerApplicationPaths appPaths)
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{
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_appPaths = appPaths;
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}
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public object Get(GetHlsPlaylist request)
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{
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OnBeginRequest(request.PlaylistId);
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var file = request.PlaylistId + Path.GetExtension(Request.PathInfo);
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file = Path.Combine(_appPaths.TranscodingTempPath, file);
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return ResultFactory.GetStaticFileResult(Request, file, FileShare.ReadWrite);
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}
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public void Delete(StopEncodingProcess request)
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{
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ApiEntryPoint.Instance.KillTranscodingJobs(request.DeviceId, true);
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}
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/// <summary>
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/// Gets the specified request.
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/// </summary>
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/// <param name="request">The request.</param>
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/// <returns>System.Object.</returns>
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public object Get(GetHlsAudioSegment request)
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{
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var file = request.SegmentId + Path.GetExtension(Request.PathInfo);
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file = Path.Combine(_appPaths.TranscodingTempPath, file);
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return ResultFactory.GetStaticFileResult(Request, file, FileShare.ReadWrite);
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}
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/// <summary>
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/// Called when [begin request].
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/// </summary>
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/// <param name="playlistId">The playlist id.</param>
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protected void OnBeginRequest(string playlistId)
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{
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var normalizedPlaylistId = playlistId.Replace("-low", string.Empty);
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foreach (var playlist in Directory.EnumerateFiles(_appPaths.TranscodingTempPath, "*.m3u8")
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.Where(i => i.IndexOf(normalizedPlaylistId, StringComparison.OrdinalIgnoreCase) != -1)
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.ToList())
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{
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if (!string.IsNullOrEmpty(playlist))
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{
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ExtendPlaylistTimer(playlist);
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}
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}
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}
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private async void ExtendPlaylistTimer(string playlist)
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{
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ApiEntryPoint.Instance.OnTranscodeBeginRequest(playlist, TranscodingJobType.Hls);
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await Task.Delay(20000).ConfigureAwait(false);
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ApiEntryPoint.Instance.OnTranscodeEndRequest(playlist, TranscodingJobType.Hls);
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}
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}
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}
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