jellyfin-server/MediaBrowser.Server.Startup.Common/LiveTv/TunerHosts/SatIp/SatIpHost.cs

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using System;
using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
using System.Threading;
using System.Threading.Tasks;
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using Emby.Server.Implementations.LiveTv.TunerHosts;
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using MediaBrowser.Model.IO;
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using MediaBrowser.Common.Configuration;
using MediaBrowser.Common.Extensions;
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using MediaBrowser.Common.IO;
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using MediaBrowser.Common.Net;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Configuration;
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using MediaBrowser.Controller.IO;
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using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.MediaEncoding;
using MediaBrowser.Model.Dto;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.LiveTv;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.MediaInfo;
using MediaBrowser.Model.Serialization;
namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts.SatIp
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{
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public class SatIpHost : BaseTunerHost, ITunerHost
{
private readonly IFileSystem _fileSystem;
private readonly IHttpClient _httpClient;
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private readonly IServerApplicationHost _appHost;
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public SatIpHost(IServerConfigurationManager config, ILogger logger, IJsonSerializer jsonSerializer, IMediaEncoder mediaEncoder, IFileSystem fileSystem, IHttpClient httpClient, IServerApplicationHost appHost)
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: base(config, logger, jsonSerializer, mediaEncoder)
{
_fileSystem = fileSystem;
_httpClient = httpClient;
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_appHost = appHost;
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}
private const string ChannelIdPrefix = "sat_";
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo tuner, CancellationToken cancellationToken)
{
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if (!string.IsNullOrWhiteSpace(tuner.M3UUrl))
{
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return await new M3uParser(Logger, _fileSystem, _httpClient, _appHost).Parse(tuner.M3UUrl, ChannelIdPrefix, tuner.Id, cancellationToken).ConfigureAwait(false);
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}
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var channels = await new ChannelScan(Logger).Scan(tuner, cancellationToken).ConfigureAwait(false);
return channels;
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}
public static string DeviceType
{
get { return "satip"; }
}
public override string Type
{
get { return DeviceType; }
}
protected override async Task<List<MediaSourceInfo>> GetChannelStreamMediaSources(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
{
var urlHash = tuner.Url.GetMD5().ToString("N");
var prefix = ChannelIdPrefix + urlHash;
if (!channelId.StartsWith(prefix, StringComparison.OrdinalIgnoreCase))
{
return null;
}
var channels = await GetChannels(tuner, true, cancellationToken).ConfigureAwait(false);
var m3uchannels = channels.Cast<M3UChannel>();
var channel = m3uchannels.FirstOrDefault(c => string.Equals(c.Id, channelId, StringComparison.OrdinalIgnoreCase));
if (channel != null)
{
var path = channel.Path;
MediaProtocol protocol = MediaProtocol.File;
if (path.StartsWith("http", StringComparison.OrdinalIgnoreCase))
{
protocol = MediaProtocol.Http;
}
else if (path.StartsWith("rtmp", StringComparison.OrdinalIgnoreCase))
{
protocol = MediaProtocol.Rtmp;
}
else if (path.StartsWith("rtsp", StringComparison.OrdinalIgnoreCase))
{
protocol = MediaProtocol.Rtsp;
}
var mediaSource = new MediaSourceInfo
{
Path = channel.Path,
Protocol = protocol,
MediaStreams = new List<MediaStream>
{
new MediaStream
{
Type = MediaStreamType.Video,
// Set the index to -1 because we don't know the exact index of the video stream within the container
Index = -1,
IsInterlaced = true
},
new MediaStream
{
Type = MediaStreamType.Audio,
// Set the index to -1 because we don't know the exact index of the audio stream within the container
Index = -1
}
},
RequiresOpening = false,
RequiresClosing = false
};
return new List<MediaSourceInfo> { mediaSource };
}
return new List<MediaSourceInfo>();
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}
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protected override async Task<LiveStream> GetChannelStream(TunerHostInfo tuner, string channelId, string streamId, CancellationToken cancellationToken)
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{
var sources = await GetChannelStreamMediaSources(tuner, channelId, cancellationToken).ConfigureAwait(false);
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var liveStream = new LiveStream(sources.First());
return liveStream;
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}
protected override async Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
{
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var updatedInfo = await SatIpDiscovery.Current.GetInfo(tuner.InfoUrl, cancellationToken).ConfigureAwait(false);
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return updatedInfo.TunersAvailable > 0;
}
protected override bool IsValidChannelId(string channelId)
{
return channelId.StartsWith(ChannelIdPrefix, StringComparison.OrdinalIgnoreCase);
}
public string Name
{
get { return "Sat IP"; }
}
public Task<List<LiveTvTunerInfo>> GetTunerInfos(CancellationToken cancellationToken)
{
var list = GetTunerHosts()
.SelectMany(i => GetTunerInfos(i, cancellationToken))
.ToList();
return Task.FromResult(list);
}
public List<LiveTvTunerInfo> GetTunerInfos(TunerHostInfo info, CancellationToken cancellationToken)
{
var list = new List<LiveTvTunerInfo>();
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for (var i = 0; i < info.Tuners; i++)
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{
list.Add(new LiveTvTunerInfo
{
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Name = info.FriendlyName ?? Name,
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SourceType = Type,
Status = LiveTvTunerStatus.Available,
Id = info.Url.GetMD5().ToString("N") + i.ToString(CultureInfo.InvariantCulture),
Url = info.Url
});
}
return list;
}
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public string ApplyDuration(string streamPath, TimeSpan duration)
{
return streamPath;
}
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}
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}