public object Get(GetSubtitlePlaylist request)
{
var item = (Video)_libraryManager.GetItemById(new Guid(request.Id));
var mediaSource = _mediaSourceManager.GetStaticMediaSource(item, request.MediaSourceId, false);
var builder = new StringBuilder();
var runtime = mediaSource.RunTimeTicks ?? -1;
if (runtime <= 0)
{
throw new ArgumentException("HLS Subtitles are not supported for this media.");
}
builder.AppendLine("#EXTM3U");
builder.AppendLine("#EXT-X-TARGETDURATION:" + request.SegmentLength.ToString(CultureInfo.InvariantCulture));
builder.AppendLine("#EXT-X-VERSION:3");
builder.AppendLine("#EXT-X-MEDIA-SEQUENCE:0");
long positionTicks = 0;
var segmentLengthTicks = TimeSpan.FromSeconds(request.SegmentLength).Ticks;
while (positionTicks < runtime)
{
var remaining = runtime - positionTicks;
var lengthTicks = Math.Min(remaining, segmentLengthTicks);
builder.AppendLine("#EXTINF:" + TimeSpan.FromTicks(lengthTicks).TotalSeconds.ToString(CultureInfo.InvariantCulture));
var endPositionTicks = Math.Min(runtime, positionTicks + segmentLengthTicks);
var url = string.Format("stream.srt?StartPositionTicks={0}&EndPositionTicks={1}",
positionTicks.ToString(CultureInfo.InvariantCulture),
endPositionTicks.ToString(CultureInfo.InvariantCulture));
builder.AppendLine(url);
positionTicks += segmentLengthTicks;
}
builder.AppendLine("#EXT-X-ENDLIST");
return(ResultFactory.GetResult(builder.ToString(), MimeTypes.GetMimeType("playlist.m3u8"), new Dictionary <string, string>()));
}
public static StreamParams ParseFromUrl(string url, ILibraryManager libraryManager, IMediaSourceManager mediaSourceManager)
{
var request = new StreamParams
{
ItemId = GetItemId(url)
};
Guid parsedId;
if (string.IsNullOrWhiteSpace(request.ItemId) || !Guid.TryParse(request.ItemId, out parsedId))
{
return(request);
}
const string srch = "params=";
var index = url.IndexOf(srch, StringComparison.OrdinalIgnoreCase);
if (index == -1)
{
return(request);
}
var vals = url.Substring(index + srch.Length).Split(';');
for (var i = 0; i < vals.Length; i++)
{
var val = vals[i];
if (string.IsNullOrWhiteSpace(val))
{
continue;
}
if (i == 0)
{
request.DeviceProfileId = val;
}
else if (i == 1)
{
request.DeviceId = val;
}
else if (i == 2)
{
request.MediaSourceId = val;
}
else if (i == 3)
{
request.IsDirectStream = string.Equals("true", val, StringComparison.OrdinalIgnoreCase);
}
else if (i == 6)
{
request.AudioStreamIndex = int.Parse(val, CultureInfo.InvariantCulture);
}
else if (i == 7)
{
request.SubtitleStreamIndex = int.Parse(val, CultureInfo.InvariantCulture);
}
else if (i == 14)
{
request.StartPositionTicks = long.Parse(val, CultureInfo.InvariantCulture);
}
}
request.Item = string.IsNullOrWhiteSpace(request.ItemId)
? null
: libraryManager.GetItemById(parsedId);
var hasMediaSources = request.Item as IHasMediaSources;
request.MediaSource = hasMediaSources == null ?
null :
mediaSourceManager.GetStaticMediaSource(hasMediaSources, request.MediaSourceId, false);
return(request);
}
public async Task <EncodingJob> CreateJob(EncodingJobOptions options, bool isVideoRequest, IProgress <double> progress, CancellationToken cancellationToken)
{
var request = options;
if (string.IsNullOrEmpty(request.AudioCodec))
{
request.AudioCodec = InferAudioCodec(request.OutputContainer);
}
var state = new EncodingJob(_logger, _liveTvManager)
{
Options = options,
IsVideoRequest = isVideoRequest,
Progress = progress
};
if (!string.IsNullOrWhiteSpace(request.AudioCodec))
{
state.SupportedAudioCodecs = request.AudioCodec.Split(',').Where(i => !string.IsNullOrWhiteSpace(i)).ToList();
request.AudioCodec = state.SupportedAudioCodecs.FirstOrDefault();
}
var item = _libraryManager.GetItemById(request.ItemId);
List <MediaStream> mediaStreams = null;
state.ItemType = item.GetType().Name;
if (item is ILiveTvRecording)
{
var recording = await _liveTvManager.GetInternalRecording(request.ItemId, cancellationToken).ConfigureAwait(false);
state.VideoType = VideoType.VideoFile;
state.IsInputVideo = string.Equals(recording.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase);
var path = recording.RecordingInfo.Path;
var mediaUrl = recording.RecordingInfo.Url;
var source = string.IsNullOrEmpty(request.MediaSourceId)
? recording.GetMediaSources(false).First()
: _mediaSourceManager.GetStaticMediaSource(recording, request.MediaSourceId, false);
mediaStreams = source.MediaStreams;
// Just to prevent this from being null and causing other methods to fail
state.MediaPath = string.Empty;
if (!string.IsNullOrEmpty(path))
{
state.MediaPath = path;
state.InputProtocol = MediaProtocol.File;
}
else if (!string.IsNullOrEmpty(mediaUrl))
{
state.MediaPath = mediaUrl;
state.InputProtocol = MediaProtocol.Http;
}
state.RunTimeTicks = recording.RunTimeTicks;
state.DeInterlace = true;
state.OutputAudioSync = "1000";
state.InputVideoSync = "-1";
state.InputAudioSync = "1";
state.InputContainer = recording.Container;
state.ReadInputAtNativeFramerate = source.ReadAtNativeFramerate;
}
else if (item is LiveTvChannel)
{
var channel = _liveTvManager.GetInternalChannel(request.ItemId);
state.VideoType = VideoType.VideoFile;
state.IsInputVideo = string.Equals(channel.MediaType, MediaType.Video, StringComparison.OrdinalIgnoreCase);
mediaStreams = new List <MediaStream>();
state.DeInterlace = true;
// Just to prevent this from being null and causing other methods to fail
state.MediaPath = string.Empty;
}
else
{
var mediaSources = await _mediaSourceManager.GetPlayackMediaSources(request.ItemId, false, cancellationToken).ConfigureAwait(false);
var mediaSource = string.IsNullOrEmpty(request.MediaSourceId)
? mediaSources.First()
: mediaSources.First(i => string.Equals(i.Id, request.MediaSourceId));
mediaStreams = mediaSource.MediaStreams;
state.MediaPath = mediaSource.Path;
state.InputProtocol = mediaSource.Protocol;
state.InputContainer = mediaSource.Container;
state.InputFileSize = mediaSource.Size;
state.InputBitrate = mediaSource.Bitrate;
state.ReadInputAtNativeFramerate = mediaSource.ReadAtNativeFramerate;
state.RunTimeTicks = mediaSource.RunTimeTicks;
state.RemoteHttpHeaders = mediaSource.RequiredHttpHeaders;
var video = item as Video;
if (video != null)
{
state.IsInputVideo = true;
if (mediaSource.VideoType.HasValue)
{
state.VideoType = mediaSource.VideoType.Value;
}
state.IsoType = mediaSource.IsoType;
state.PlayableStreamFileNames = mediaSource.PlayableStreamFileNames.ToList();
if (mediaSource.Timestamp.HasValue)
{
state.InputTimestamp = mediaSource.Timestamp.Value;
}
}
state.RunTimeTicks = mediaSource.RunTimeTicks;
}
AttachMediaStreamInfo(state, mediaStreams, request);
state.OutputAudioBitrate = GetAudioBitrateParam(request, state.AudioStream);
state.OutputAudioSampleRate = request.AudioSampleRate;
state.OutputAudioCodec = GetAudioCodec(request);
state.OutputAudioChannels = GetNumAudioChannelsParam(request, state.AudioStream, state.OutputAudioCodec);
if (isVideoRequest)
{
state.OutputVideoCodec = GetVideoCodec(request);
state.OutputVideoBitrate = GetVideoBitrateParamValue(request, state.VideoStream);
if (state.OutputVideoBitrate.HasValue)
{
var resolution = ResolutionNormalizer.Normalize(state.OutputVideoBitrate.Value,
state.OutputVideoCodec,
request.MaxWidth,
request.MaxHeight);
request.MaxWidth = resolution.MaxWidth;
request.MaxHeight = resolution.MaxHeight;
}
}
ApplyDeviceProfileSettings(state);
if (isVideoRequest)
{
if (state.VideoStream != null && CanStreamCopyVideo(request, state.VideoStream))
{
state.OutputVideoCodec = "copy";
}
if (state.AudioStream != null && CanStreamCopyAudio(request, state.AudioStream, state.SupportedAudioCodecs))
{
state.OutputAudioCodec = "copy";
}
}
return(state);
}