public ItemVideoStream(ItemContainer parent, string path, string title, EncoderBuilder settings)
: base(string.Format("{0} {1} {2}kBps {3}", title, settings.Resolution, settings.VidBitrate, settings.Audio), parent)
{
this.path = path;
this.mime = settings.GetMime();
this.date = DateTime.Now;
this.bitrate = settings.VidBitrate;
this.resolution = settings.Resolution;
this.queryString = settings.GetParamString();
this.dlnaType = settings.GetDlnaType();
}
public ItemStream(string title, ItemContainer parent, EncoderBuilder encBuilder)
: base(GetTitle(title, encBuilder.Resolution, encBuilder.Video ? encBuilder.VidBitrate : encBuilder.AudBitrate, encBuilder.Audio), null, parent)
{
this.Mime = encBuilder.GetMime();
this.Date = DateTime.Now;
this.Resolution = encBuilder.Resolution;
this.SubtitlesPath = encBuilder.GetParamString();
this.Audio = encBuilder.Audio && !encBuilder.Video;
this.Video = encBuilder.Video;
parent.SetMediaType(this.Audio ? MediaType.Audio : MediaType.Video);
}
private void SendResource(HttpRequest request, string mime, bool encode = false)
{
HttpResponse response = request.GetResponse();
string name = request.Url.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries).Last();
using (Stream resourceStream = Assembly.GetExecutingAssembly().GetManifestResourceStream("HomeMediaCenter.Resources." + name))
{
if (encode)
{
EncoderBuilder builder = EncoderBuilder.GetEncoder(request.UrlParams);
using (MemoryStream memStream = new MemoryStream())
{
builder.StartEncode(resourceStream, memStream);
response.AddHreader(HttpHeader.ContentLength, memStream.Length.ToString());
response.AddHreader(HttpHeader.ContentType, builder.GetMime());
response.SendHeaders();
if (request.Method == "GET")
{
memStream.Position = 0;
memStream.CopyTo(response.GetStream());
}
}
}
else
{
response.AddHreader(HttpHeader.ContentLength, resourceStream.Length.ToString());
response.AddHreader(HttpHeader.ContentType, mime);
response.SendHeaders();
if (request.Method == "GET")
{
resourceStream.CopyTo(response.GetStream());
}
}
}
}
private void GetEncode(HttpRequest request, string path, string subtitlesPath, string encodeFeature, TimeSpan?duration)
{
HttpResponse response = request.GetResponse();
request.UrlParams["source"] = path;
if (subtitlesPath != null)
{
request.UrlParams["subtitles"] = subtitlesPath;
}
if (encodeFeature != null)
{
response.AddHreader("ContentFeatures.dlna.org", encodeFeature);
}
if (duration.HasValue)
{
//Je mozne seekovanie pomocou casu
double startTimeParam = 0;
if (request.UrlParams.ContainsKey("starttime") && double.TryParse(request.UrlParams["starttime"],
System.Globalization.NumberStyles.Float | System.Globalization.NumberStyles.AllowThousands,
System.Globalization.CultureInfo.InvariantCulture, out startTimeParam))
{
//Ak je nastaveny url parameter pozicie - treba upravit dlzku
duration -= TimeSpan.FromSeconds(startTimeParam);
}
response.AddHreader("X-AvailableSeekRange", string.Format(System.Globalization.CultureInfo.InvariantCulture,
"1 npt=0.0-{0:0.000}", duration.Value.TotalSeconds));
if (request.Headers.ContainsKey("TimeSeekRange.dlna.org"))
{
//Zistenie a nastavenie pozicie
string[] range = request.Headers["TimeSeekRange.dlna.org"].Split('=').Last().Split('-').Select(a => a.Trim()).ToArray();
double end, start;
//Cas moze byt vo formate 0.000 sekundy alebo 0:00:00.0
if (!double.TryParse(range[0], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out start))
{
start = TimeSpan.Parse(range[0]).TotalSeconds;
}
if (start < 0)
{
start += duration.Value.TotalSeconds;
}
if (range.Length < 2)
{
end = duration.Value.TotalSeconds;
}
else
{
TimeSpan endSpan;
if (double.TryParse(range[1], System.Globalization.NumberStyles.Any, System.Globalization.CultureInfo.InvariantCulture, out end))
{
request.UrlParams["endtime"] = end.ToString(System.Globalization.CultureInfo.InvariantCulture);
}
else if (TimeSpan.TryParse(range[1], out endSpan))
{
request.UrlParams["endtime"] = endSpan.TotalSeconds.ToString(System.Globalization.CultureInfo.InvariantCulture);
}
else
{
end = duration.Value.TotalSeconds;
}
}
request.UrlParams["starttime"] = (start + startTimeParam).ToString(System.Globalization.CultureInfo.InvariantCulture);
response.AddHreader("Vary", "TimeSeekRange.dlna.org");
response.AddHreader("TimeSeekRange.dlna.org", string.Format(System.Globalization.CultureInfo.InvariantCulture,
"npt={0:0.000}-{1:0.000}/{2:0.000}", start, end, duration.Value.TotalSeconds));
}
}
string prefDsDemuxStr = GetPrefDsDemux();
if (prefDsDemuxStr != null)
{
request.UrlParams["prefDsDemux"] = prefDsDemuxStr;
}
EncoderBuilder builder = EncoderBuilder.GetEncoder(request.UrlParams);
response.AddHreader(HttpHeader.ContentType, builder.GetMime());
response.AddHreader(HttpHeader.AcceptRanges, "none");
response.AddHreader("TransferMode.dlna.org", "Streaming");
response.SendHeaders();
if (request.Method == "GET")
{
OnLogEvent(string.Format("Starting encode {0} as {1}", request.UrlParams["source"], builder.GetMime()));
builder.StartEncode(response.GetStream());
}
}