jellyfin/MediaBrowser.Api/Playback/Hls/HlsSegmentService.cs
2016-06-19 02:18:29 -04:00

157 lines
5.5 KiB
C#

using MediaBrowser.Controller;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Net;
using ServiceStack;
using System;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
namespace MediaBrowser.Api.Playback.Hls
{
/// <summary>
/// Class GetHlsAudioSegment
/// </summary>
[Route("/Audio/{Id}/hls/{SegmentId}/stream.mp3", "GET")]
[Route("/Audio/{Id}/hls/{SegmentId}/stream.aac", "GET")]
[Api(Description = "Gets an Http live streaming segment file. Internal use only.")]
public class GetHlsAudioSegmentLegacy
{
// TODO: Deprecate with new iOS app
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
public string Id { get; set; }
/// <summary>
/// Gets or sets the segment id.
/// </summary>
/// <value>The segment id.</value>
public string SegmentId { get; set; }
}
/// <summary>
/// Class GetHlsVideoSegment
/// </summary>
[Route("/Videos/{Id}/hls/{PlaylistId}/stream.m3u8", "GET")]
[Api(Description = "Gets an Http live streaming segment file. Internal use only.")]
public class GetHlsPlaylistLegacy
{
// TODO: Deprecate with new iOS app
/// <summary>
/// Gets or sets the id.
/// </summary>
/// <value>The id.</value>
public string Id { get; set; }
public string PlaylistId { get; set; }
}
[Route("/Videos/ActiveEncodings", "DELETE")]
[Api(Description = "Stops an encoding process")]
public class StopEncodingProcess
{
[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")]
public string DeviceId { get; set; }
[ApiMember(Name = "PlaySessionId", Description = "The play session id", IsRequired = true, DataType = "string", ParameterType = "query", Verb = "DELETE")]
public string PlaySessionId { get; set; }
}
/// <summary>
/// Class GetHlsVideoSegment
/// </summary>
[Route("/Videos/{Id}/hls/{PlaylistId}/{SegmentId}.ts", "GET")]
[Api(Description = "Gets an Http live streaming segment file. Internal use only.")]
public class GetHlsVideoSegmentLegacy : VideoStreamRequest
{
// TODO: Deprecate with new iOS app
public string PlaylistId { get; set; }
/// <summary>
/// Gets or sets the segment id.
/// </summary>
/// <value>The segment id.</value>
public string SegmentId { get; set; }
}
public class HlsSegmentService : BaseApiService
{
private readonly IServerApplicationPaths _appPaths;
private readonly IServerConfigurationManager _config;
public HlsSegmentService(IServerApplicationPaths appPaths, IServerConfigurationManager config)
{
_appPaths = appPaths;
_config = config;
}
public Task<object> Get(GetHlsPlaylistLegacy request)
{
var file = request.PlaylistId + Path.GetExtension(Request.PathInfo);
file = Path.Combine(_appPaths.TranscodingTempPath, file);
return GetFileResult(file, file);
}
public void Delete(StopEncodingProcess request)
{
ApiEntryPoint.Instance.KillTranscodingJobs(request.DeviceId, request.PlaySessionId, path => true);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public Task<object> Get(GetHlsVideoSegmentLegacy request)
{
var file = request.SegmentId + Path.GetExtension(Request.PathInfo);
file = Path.Combine(_config.ApplicationPaths.TranscodingTempPath, file);
var normalizedPlaylistId = request.PlaylistId.Replace("-low", string.Empty);
var playlistPath = Directory.EnumerateFiles(_config.ApplicationPaths.TranscodingTempPath, "*")
.FirstOrDefault(i => string.Equals(Path.GetExtension(i), ".m3u8", StringComparison.OrdinalIgnoreCase) && i.IndexOf(normalizedPlaylistId, StringComparison.OrdinalIgnoreCase) != -1);
return GetFileResult(file, playlistPath);
}
/// <summary>
/// Gets the specified request.
/// </summary>
/// <param name="request">The request.</param>
/// <returns>System.Object.</returns>
public object Get(GetHlsAudioSegmentLegacy request)
{
// TODO: Deprecate with new iOS app
var file = request.SegmentId + Path.GetExtension(Request.PathInfo);
file = Path.Combine(_appPaths.TranscodingTempPath, file);
return ResultFactory.GetStaticFileResult(Request, file, FileShare.ReadWrite).Result;
}
private Task<object> GetFileResult(string path, string playlistPath)
{
var transcodingJob = ApiEntryPoint.Instance.OnTranscodeBeginRequest(playlistPath, TranscodingJobType.Hls);
return ResultFactory.GetStaticFileResult(Request, new StaticFileResultOptions
{
Path = path,
FileShare = FileShare.ReadWrite,
OnComplete = () =>
{
if (transcodingJob != null)
{
ApiEntryPoint.Instance.OnTranscodeEndRequest(transcodingJob);
}
}
});
}
}
}