public async Task <object> Get(GetSubtitlePlaylist request)
{
var item = (Video)_libraryManager.GetItemById(new Guid(request.Id));
var mediaSource = await _mediaSourceManager.GetMediaSource(item, request.MediaSourceId, null, false, CancellationToken.None).ConfigureAwait(false);
var runtime = mediaSource.RunTimeTicks ?? -1;
if (runtime <= 0)
{
throw new ArgumentException("HLS Subtitles are not supported for this media.");
}
var segmentLengthTicks = TimeSpan.FromSeconds(request.SegmentLength).Ticks;
if (segmentLengthTicks <= 0)
{
throw new ArgumentException("segmentLength was not given, or it was given incorrectly. (It should be bigger than 0)");
}
var builder = new StringBuilder();
builder.AppendLine("#EXTM3U")
.Append("#EXT-X-TARGETDURATION:")
.AppendLine(request.SegmentLength.ToString(CultureInfo.InvariantCulture))
.AppendLine("#EXT-X-VERSION:3")
.AppendLine("#EXT-X-MEDIA-SEQUENCE:0")
.AppendLine("#EXT-X-PLAYLIST-TYPE:VOD");
long positionTicks = 0;
var accessToken = _authContext.GetAuthorizationInfo(Request).Token;
while (positionTicks < runtime)
{
var remaining = runtime - positionTicks;
var lengthTicks = Math.Min(remaining, segmentLengthTicks);
builder.Append("#EXTINF:")
.Append(TimeSpan.FromTicks(lengthTicks).TotalSeconds.ToString(CultureInfo.InvariantCulture))
.AppendLine(",");
var endPositionTicks = Math.Min(runtime, positionTicks + segmentLengthTicks);
var url = string.Format("stream.vtt?CopyTimestamps=true&AddVttTimeMap=true&StartPositionTicks={0}&EndPositionTicks={1}&api_key={2}",
positionTicks.ToString(CultureInfo.InvariantCulture),
endPositionTicks.ToString(CultureInfo.InvariantCulture),
accessToken);
builder.AppendLine(url);
positionTicks += segmentLengthTicks;
}
builder.AppendLine("#EXT-X-ENDLIST");
return(ResultFactory.GetResult(Request, builder.ToString(), MimeTypes.GetMimeType("playlist.m3u8"), new Dictionary <string, string>()));
}
public object Get(GetSubtitlePlaylist request)
{
var item = (Video)_libraryManager.GetItemById(new Guid(request.Id));
var mediaSource = item.GetMediaSources(false)
.First(i => string.Equals(i.Id, request.MediaSourceId ?? request.Id));
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>()));
}
