protected override async Task<List<MediaSourceInfo>> GetChannelStreamMediaSources(TunerHostInfo info, string channelId, CancellationToken cancellationToken)
{
var urlHash = info.Url.GetMD5().ToString("N");
var prefix = ChannelIdPrefix + urlHash;
if (!channelId.StartsWith(prefix, StringComparison.OrdinalIgnoreCase))
{
return null;
}
var channels = await GetChannels(info, 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,
ReadAtNativeFramerate = true
};
return new List<MediaSourceInfo> { mediaSource };
}
return new List<MediaSourceInfo>();
}
protected override async Task<LiveStream> GetChannelStream(TunerHostInfo info, string channelId, string streamId, CancellationToken cancellationToken)
{
var sources = await GetChannelStreamMediaSources(info, channelId, cancellationToken).ConfigureAwait(false);
var liveStream = new LiveStream(sources.First());
return liveStream;
}
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo info, CancellationToken cancellationToken)
{
var options = new HttpRequestOptions
{
Url = string.Format("{0}/lineup.json", GetApiUrl(info, false)),
CancellationToken = cancellationToken
};
using (var stream = await _httpClient.Get(options))
{
var root = JsonSerializer.DeserializeFromStream<List<Channels>>(stream);
if (root != null)
{
var result = root.Select(i => new ChannelInfo
{
Name = i.GuideName,
Number = i.GuideNumber.ToString(CultureInfo.InvariantCulture),
Id = ChannelIdPrefix + i.GuideNumber.ToString(CultureInfo.InvariantCulture),
IsFavorite = i.Favorite
});
if (info.ImportFavoritesOnly)
{
result = result.Where(i => (i.IsFavorite ?? true)).ToList();
}
return result;
}
return new List<ChannelInfo>();
}
}
private async Task<string> GetModelInfo(TunerHostInfo info, CancellationToken cancellationToken)
{
string model = null;
using (var stream = await _httpClient.Get(new HttpRequestOptions()
{
Url = string.Format("{0}/", GetApiUrl(info, false)),
CancellationToken = cancellationToken,
CacheLength = TimeSpan.FromDays(1),
CacheMode = CacheMode.Unconditional,
TimeoutMs = Convert.ToInt32(TimeSpan.FromSeconds(5).TotalMilliseconds)
}))
{
using (var sr = new StreamReader(stream, System.Text.Encoding.UTF8))
{
while (!sr.EndOfStream)
{
string line = StripXML(sr.ReadLine());
if (line.StartsWith("Model:")) { model = line.Replace("Model: ", ""); }
//if (line.StartsWith("Device ID:")) { deviceID = line.Replace("Device ID: ", ""); }
//if (line.StartsWith("Firmware:")) { firmware = line.Replace("Firmware: ", ""); }
}
}
}
return model;
}
public async Task Validate(TunerHostInfo info)
{
using (var stream = await new M3uParser(Logger, _fileSystem, _httpClient).GetListingsStream(info.Url, CancellationToken.None).ConfigureAwait(false))
{
}
}
public async Task<IEnumerable<ChannelInfo>> GetChannels(TunerHostInfo tuner, bool enableCache, CancellationToken cancellationToken)
{
ChannelCache cache = null;
var key = tuner.Id;
if (enableCache && !string.IsNullOrWhiteSpace(key) && _channelCache.TryGetValue(key, out cache))
{
if ((DateTime.UtcNow - cache.Date) < TimeSpan.FromMinutes(60))
{
return cache.Channels.ToList();
}
}
var result = await GetChannelsInternal(tuner, cancellationToken).ConfigureAwait(false);
var list = result.ToList();
Logger.Debug("Channels from {0}: {1}", tuner.Url, JsonSerializer.SerializeToString(list));
if (!string.IsNullOrWhiteSpace(key) && list.Count > 0)
{
cache = cache ?? new ChannelCache();
cache.Date = DateTime.UtcNow;
cache.Channels = list;
_channelCache.AddOrUpdate(key, cache, (k, v) => cache);
}
return list;
}
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo info, CancellationToken cancellationToken)
{
var urlHash = info.Url.GetMD5().ToString("N");
// Read the file and display it line by line.
using (var reader = new StreamReader(await GetListingsStream(info, cancellationToken).ConfigureAwait(false)))
{
return GetChannels(reader, urlHash);
}
}
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo tuner, CancellationToken cancellationToken)
{
if (!string.IsNullOrWhiteSpace(tuner.M3UUrl))
{
return await new M3uParser(Logger, _fileSystem, _httpClient).Parse(tuner.M3UUrl, ChannelIdPrefix, tuner.Id, cancellationToken).ConfigureAwait(false);
}
var channels = await new ChannelScan(Logger).Scan(tuner, cancellationToken).ConfigureAwait(false);
return channels;
}
private string GetChannelId(TunerHostInfo info, Channels i)
{
var id = ChannelIdPrefix + i.GuideNumber.ToString(CultureInfo.InvariantCulture);
if (info.DataVersion >= 1)
{
id += '_' + (i.GuideName ?? string.Empty).GetMD5().ToString("N");
}
return id;
}
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo info, CancellationToken cancellationToken)
{
var url = info.Url;
var urlHash = url.GetMD5().ToString("N");
string line;
// Read the file and display it line by line.
using (var file = new StreamReader(await GetListingsStream(info, cancellationToken).ConfigureAwait(false)))
{
var channels = new List<M3UChannel>();
string channnelName = null;
string channelNumber = null;
while ((line = file.ReadLine()) != null)
{
line = line.Trim();
if (string.IsNullOrWhiteSpace(line))
{
continue;
}
if (line.StartsWith("#EXTM3U", StringComparison.OrdinalIgnoreCase))
{
continue;
}
if (line.StartsWith("#EXTINF:", StringComparison.OrdinalIgnoreCase))
{
var parts = line.Split(new[] { ':' }, 2).Last().Split(new[] { ',' }, 2);
channelNumber = parts[0];
channnelName = parts[1];
}
else if (!string.IsNullOrWhiteSpace(channelNumber))
{
channels.Add(new M3UChannel
{
Name = channnelName,
Number = channelNumber,
Id = ChannelIdPrefix + urlHash + channelNumber,
Path = line
});
channelNumber = null;
channnelName = null;
}
}
return channels;
}
}
private async Task<IEnumerable<Channels>> GetLineup(TunerHostInfo info, CancellationToken cancellationToken)
{
var options = new HttpRequestOptions
{
Url = string.Format("{0}/lineup.json", GetApiUrl(info, false)),
CancellationToken = cancellationToken
};
using (var stream = await _httpClient.Get(options))
{
var lineup = JsonSerializer.DeserializeFromStream<List<Channels>>(stream) ?? new List<Channels>();
if (info.ImportFavoritesOnly)
{
lineup = lineup.Where(i => i.Favorite).ToList();
}
return lineup.Where(i => !i.DRM).ToList();
}
}
protected override async Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
{
var info = await GetTunerInfos(tuner, cancellationToken).ConfigureAwait(false);
return info.Any(i => i.Status == LiveTvTunerStatus.Available);
}
public async Task Validate(TunerHostInfo info)
{
if (info.IsEnabled)
{
await GetChannels(info, false, CancellationToken.None).ConfigureAwait(false);
}
}
protected override async Task<MediaSourceInfo> GetChannelStream(TunerHostInfo info, string channelId, string streamId, CancellationToken cancellationToken)
{
Logger.Info("GetChannelStream: channel id: {0}. stream id: {1}", channelId, streamId ?? string.Empty);
if (!channelId.StartsWith(ChannelIdPrefix, StringComparison.OrdinalIgnoreCase))
{
throw new ArgumentException("Channel not found");
}
channelId = channelId.Substring(ChannelIdPrefix.Length);
return GetMediaSource(info, channelId, streamId);
}
protected override async Task<List<MediaSourceInfo>> GetChannelStreamMediaSources(TunerHostInfo info, string channelId, CancellationToken cancellationToken)
{
var list = new List<MediaSourceInfo>();
if (!channelId.StartsWith(ChannelIdPrefix, StringComparison.OrdinalIgnoreCase))
{
return list;
}
channelId = channelId.Substring(ChannelIdPrefix.Length);
list.Add(GetMediaSource(info, channelId, "native"));
try
{
string model = await GetModelInfo(info, cancellationToken).ConfigureAwait(false);
model = model ?? string.Empty;
if (model.IndexOf("hdtc", StringComparison.OrdinalIgnoreCase) != -1)
{
list.Insert(0, GetMediaSource(info, channelId, "heavy"));
list.Add(GetMediaSource(info, channelId, "internet480"));
list.Add(GetMediaSource(info, channelId, "internet360"));
list.Add(GetMediaSource(info, channelId, "internet240"));
list.Add(GetMediaSource(info, channelId, "mobile"));
}
}
catch (Exception ex)
{
}
return list;
}
private MediaSourceInfo GetMediaSource(TunerHostInfo info, string channelId, string profile)
{
int? width = null;
int? height = null;
bool isInterlaced = true;
var videoCodec = !string.IsNullOrWhiteSpace(GetEncodingOptions().HardwareAccelerationType) ? null : "mpeg2video";
int? videoBitrate = null;
if (string.Equals(profile, "mobile", StringComparison.OrdinalIgnoreCase))
{
width = 1280;
height = 720;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 2000000;
}
else if (string.Equals(profile, "heavy", StringComparison.OrdinalIgnoreCase))
{
width = 1920;
height = 1080;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 15000000;
}
else if (string.Equals(profile, "internet720", StringComparison.OrdinalIgnoreCase))
{
width = 1280;
height = 720;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 8000000;
}
else if (string.Equals(profile, "internet540", StringComparison.OrdinalIgnoreCase))
{
width = 1280;
height = 720;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 2500000;
}
else if (string.Equals(profile, "internet480", StringComparison.OrdinalIgnoreCase))
{
width = 848;
height = 480;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 2000000;
}
else if (string.Equals(profile, "internet360", StringComparison.OrdinalIgnoreCase))
{
width = 640;
height = 360;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 1500000;
}
else if (string.Equals(profile, "internet240", StringComparison.OrdinalIgnoreCase))
{
width = 432;
height = 240;
isInterlaced = false;
videoCodec = "h264";
videoBitrate = 1000000;
}
var url = GetApiUrl(info, true) + "/auto/v" + channelId;
if (!string.IsNullOrWhiteSpace(profile) && !string.Equals(profile, "native", StringComparison.OrdinalIgnoreCase))
{
url += "?transcode=" + profile;
}
var mediaSource = new MediaSourceInfo
{
Path = url,
Protocol = MediaProtocol.Http,
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 = isInterlaced,
Codec = videoCodec,
Width = width,
Height = height,
BitRate = videoBitrate
},
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,
Codec = "ac3",
BitRate = 192000
}
},
RequiresOpening = false,
RequiresClosing = false,
BufferMs = 0,
Container = "ts",
Id = profile,
SupportsDirectPlay = true,
SupportsDirectStream = true,
SupportsTranscoding = true
};
return mediaSource;
}
protected abstract Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo tuner, CancellationToken cancellationToken);
protected override Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public async Task Validate(TunerHostInfo info)
{
if (!info.IsEnabled)
{
return;
}
// Test it by pulling down the lineup
using (var stream = await _httpClient.Get(new HttpRequestOptions
{
Url = string.Format("{0}/discover.json", GetApiUrl(info, false)),
CancellationToken = CancellationToken.None
}))
{
var response = JsonSerializer.DeserializeFromStream<DiscoverResponse>(stream);
info.DeviceId = response.DeviceID;
}
}
protected override async Task<bool> IsAvailableInternal(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken)
{
var updatedInfo = await SatIpDiscovery.Current.GetInfo(tuner.InfoUrl, cancellationToken).ConfigureAwait(false);
return updatedInfo.TunersAvailable > 0;
}
protected override async Task<MediaSourceInfo> GetChannelStream(TunerHostInfo tuner, string channelId, string streamId, CancellationToken cancellationToken)
{
var sources = await GetChannelStreamMediaSources(tuner, channelId, cancellationToken).ConfigureAwait(false);
return sources.First();
}
public async Task<TunerHostInfo> SaveTunerHost(TunerHostInfo info)
{
info = (TunerHostInfo)_jsonSerializer.DeserializeFromString(_jsonSerializer.SerializeToString(info), typeof(TunerHostInfo));
var provider = _tunerHosts.FirstOrDefault(i => string.Equals(info.Type, i.Type, StringComparison.OrdinalIgnoreCase));
if (provider == null)
{
throw new ResourceNotFoundException();
}
await provider.Validate(info).ConfigureAwait(false);
var config = GetConfiguration();
var index = config.TunerHosts.FindIndex(i => string.Equals(i.Id, info.Id, StringComparison.OrdinalIgnoreCase));
if (index == -1 || string.IsNullOrWhiteSpace(info.Id))
{
info.Id = Guid.NewGuid().ToString("N");
config.TunerHosts.Add(info);
}
else
{
config.TunerHosts[index] = info;
}
_config.SaveConfiguration("livetv", config);
_taskManager.CancelIfRunningAndQueue<RefreshChannelsScheduledTask>();
return info;
}
public Task<List<ChannelInfo>> GetSatChannelScanResult(TunerHostInfo info, CancellationToken cancellationToken)
{
return new TunerHosts.SatIp.ChannelScan(_logger).Scan(info, cancellationToken);
}
protected abstract Task<List<MediaSourceInfo>> GetChannelStreamMediaSources(TunerHostInfo tuner, string channelId, CancellationToken cancellationToken);
protected override async Task<MediaSourceInfo> GetChannelStream(TunerHostInfo info, string channelId, string streamId, CancellationToken cancellationToken)
{
Logger.Info("GetChannelStream: channel id: {0}. stream id: {1}", channelId, streamId ?? string.Empty);
if (!channelId.StartsWith(ChannelIdPrefix, StringComparison.OrdinalIgnoreCase))
{
throw new ArgumentException("Channel not found");
}
var hdhrId = GetHdHrIdFromChannelId(channelId);
return await GetMediaSource(info, hdhrId, streamId).ConfigureAwait(false);
}
public async Task<List<LiveTvTunerInfo>> GetTunerInfos(TunerHostInfo info, CancellationToken cancellationToken)
{
var model = await GetModelInfo(info, cancellationToken).ConfigureAwait(false);
using (var stream = await _httpClient.Get(new HttpRequestOptions()
{
Url = string.Format("{0}/tuners.html", GetApiUrl(info, false)),
CancellationToken = cancellationToken,
TimeoutMs = Convert.ToInt32(TimeSpan.FromSeconds(5).TotalMilliseconds)
}))
{
var tuners = new List<LiveTvTunerInfo>();
using (var sr = new StreamReader(stream, System.Text.Encoding.UTF8))
{
while (!sr.EndOfStream)
{
string line = StripXML(sr.ReadLine());
if (line.Contains("Channel"))
{
LiveTvTunerStatus status;
var index = line.IndexOf("Channel", StringComparison.OrdinalIgnoreCase);
var name = line.Substring(0, index - 1);
var currentChannel = line.Substring(index + 7);
if (currentChannel != "none") { status = LiveTvTunerStatus.LiveTv; } else { status = LiveTvTunerStatus.Available; }
tuners.Add(new LiveTvTunerInfo
{
Name = name,
SourceType = string.IsNullOrWhiteSpace(model) ? Name : model,
ProgramName = currentChannel,
Status = status
});
}
}
}
return tuners;
}
}
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo info, CancellationToken cancellationToken)
{
return await new M3uParser(Logger, _fileSystem, _httpClient).Parse(info.Url, ChannelIdPrefix, info.Id, cancellationToken).ConfigureAwait(false);
}
private string GetApiUrl(TunerHostInfo info, bool isPlayback)
{
var url = info.Url;
if (string.IsNullOrWhiteSpace(url))
{
throw new ArgumentException("Invalid tuner info");
}
if (!url.StartsWith("http", StringComparison.OrdinalIgnoreCase))
{
url = "http://" + url;
}
var uri = new Uri(url);
if (isPlayback)
{
var builder = new UriBuilder(uri);
builder.Port = 5004;
uri = builder.Uri;
}
return uri.AbsoluteUri.TrimEnd('/');
}
public List<LiveTvTunerInfo> GetTunerInfos(TunerHostInfo info, CancellationToken cancellationToken)
{
var list = new List<LiveTvTunerInfo>();
for (var i = 0; i < info.Tuners; i++)
{
list.Add(new LiveTvTunerInfo
{
Name = info.FriendlyName ?? Name,
SourceType = Type,
Status = LiveTvTunerStatus.Available,
Id = info.Url.GetMD5().ToString("N") + i.ToString(CultureInfo.InvariantCulture),
Url = info.Url
});
}
return list;
}
protected override async Task<IEnumerable<ChannelInfo>> GetChannelsInternal(TunerHostInfo info, CancellationToken cancellationToken)
{
var lineup = await GetLineup(info, cancellationToken).ConfigureAwait(false);
return lineup.Select(i => new ChannelInfo
{
Name = i.GuideName,
Number = i.GuideNumber.ToString(CultureInfo.InvariantCulture),
Id = GetChannelId(info, i),
IsFavorite = i.Favorite,
TunerHostId = info.Id,
IsHD = i.HD == 1,
AudioCodec = i.AudioCodec,
VideoCodec = i.VideoCodec
});
}
