protected void Page_Load(object sender, EventArgs e)
{
string filename = "";
List <EncoderConfig> cfgs = Utils.LoadConfig();
EncoderConfig cfg = cfgs[Int32.Parse(Request.QueryString["idProfile"])];
ServiceInterface server = new ServiceInterface();
if (Request.QueryString["idChannel"] != null)
{
if (server.GetChannel(Int32.Parse(Request.QueryString["idChannel"])).isRadio)
{
bufferSize = 2560;
}
WebTvResult res = server.StartTimeShifting(Int32.Parse(Request.QueryString["idChannel"]));
if (res.result != 0)
{
Utils.Log("Streamer.aspx: ERROR: StartTimeShifting failed with error: " + res.result.ToString());
Response.Output.WriteLine("ERROR: StartTimeShifting failed with error: " + res.result.ToString());
Response.End();
return;
}
usedCard = res.user.idCard;
usedChannel = res.user.idChannel;
tvServerUsername = res.user.name;
if (cfg.inputMethod == TransportMethod.Filename)
{
filename = res.rtspURL;
}
else
{
filename = res.timeshiftFile;
}
}
else if (Request.QueryString["idRecording"] != null)
{
WebRecording rec = server.GetRecording(Int32.Parse(Request.QueryString["idRecording"]));
filename = rec.fileName;
}
else if (Request.QueryString["idMovie"] != null)
{
WebMovie movie = server.GetMovie(Int32.Parse(Request.QueryString["idMovie"]));
filename = movie.file;
}
else if (Request.QueryString["idMusicTrack"] != null)
{
WebMusicTrack track = server.GetMusicTrack(Int32.Parse(Request.QueryString["idMusicTrack"]));
filename = track.file;
}
else if (Request.QueryString["idTvSeries"] != null)
{
WebSeries series = server.GetTvSeries(Request.QueryString["idTvSeries"]);
filename = series.filename;
}
else if (Request.QueryString["idMovingPicture"] != null)
{
WebMovingPicture pic = server.GetMovingPicture(Int32.Parse(Request.QueryString["idMovingPicture"]));
filename = pic.filename;
}
if (!File.Exists(filename) && !filename.StartsWith("rtsp://"))
{
Utils.Log("Streamer.aspx: Requested file " + filename + " does not exist.");
return;
}
Response.Clear();
Response.Buffer = false;
Response.BufferOutput = false;
Response.AppendHeader("Connection", "Keep-Alive");
Response.ContentType = "video/x-msvideo";
Response.StatusCode = 200;
Stream mediaStream = null;
EncoderWrapper encoder = null;
Stream outStream = null;
if (cfg.inputMethod != TransportMethod.Filename)
{
if (Request.QueryString["idChannel"] != null)
{
mediaStream = new TsBuffer(filename);
}
else
{
mediaStream = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
}
encoder = new EncoderWrapper(mediaStream, cfg);
}
else
{
encoder = new EncoderWrapper(filename, cfg);
}
if (cfg.useTranscoding)
{
outStream = encoder;
}
else
{
outStream = mediaStream;
}
byte[] buffer = new byte[bufferSize];
int read;
try
{
while ((read = outStream.Read(buffer, 0, buffer.Length)) > 0)
{
try
{
Response.OutputStream.Write(buffer, 0, read);
}
catch (Exception)
{
break; // stream is closed
}
if (Request.QueryString["idChannel"] != null)
{
server.SendHeartBeat(usedChannel, usedCard, tvServerUsername);
}
}
}
catch (Exception ex)
{
Utils.Log("Streamer.aspx: Exception raised=" + ex.Message + Environment.NewLine + ex.StackTrace);
}
if (mediaStream != null)
{
mediaStream.Close();
}
if (Request.QueryString["idChannel"] != null)
{
server.StopTimeShifting(usedChannel, usedCard, tvServerUsername);
}
encoder.StopProcess();
Response.End();
}
