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Improved polling and Session handling

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This commit is contained in:
7illusions 2014-03-10 11:06:51 +01:00
parent e3997059d2
commit 6bbf2d115e
3 changed files with 1535 additions and 1489 deletions
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83
MediaBrowser.Dlna/PlayTo/Device.cs
View File

@ -76,8 +76,8 @@ namespace MediaBrowser.Dlna.PlayTo
_transportState = value;
if (value == "PLAYING" || value == "STOPPED")
NotifyPlaybackChanged(value == "STOPPED");
if (value == TRANSPORTSTATE.PLAYING || value == TRANSPORTSTATE.STOPPED)
NotifyPlaybackChanged(value == TRANSPORTSTATE.STOPPED);
}
}
@ -85,7 +85,7 @@ namespace MediaBrowser.Dlna.PlayTo
{
get
{
return TransportState == "PLAYING";
return TransportState == TRANSPORTSTATE.PLAYING;
}
}
@ -93,7 +93,7 @@ namespace MediaBrowser.Dlna.PlayTo
{
get
{
return (TransportState == "TRANSITIONING");
return (TransportState == TRANSPORTSTATE.TRANSITIONING);
}
}
@ -101,7 +101,7 @@ namespace MediaBrowser.Dlna.PlayTo
{
get
{
return TransportState == "PAUSED" || TransportState == "PAUSED_PLAYBACK";
return TransportState == TRANSPORTSTATE.PAUSED || TransportState == TRANSPORTSTATE.PAUSED_PLAYBACK;
}
}
@ -109,7 +109,7 @@ namespace MediaBrowser.Dlna.PlayTo
{
get
{
return (TransportState == "STOPPED");
return TransportState == TRANSPORTSTATE.STOPPED;
}
}
@ -127,23 +127,39 @@ namespace MediaBrowser.Dlna.PlayTo
_logger = logger;
}
private int GetTimerIntervalMs()
private int GetPlaybackTimerIntervalMs()
{
return 10000;
return 2000;
}
private int GetInactiveTimerIntervalMs()
{
return 20000;
}
public void Start()
{
UpdateTime = DateTime.UtcNow;
var interval = GetTimerIntervalMs();
var interval = GetPlaybackTimerIntervalMs();
_timer = new Timer(TimerCallback, null, interval, interval);
}
private void RestartTimer()
{
var interval = GetTimerIntervalMs();
var interval = GetPlaybackTimerIntervalMs();
_timer.Change(interval, interval);
}
/// <summary>
/// Restarts the timer in inactive mode.
/// </summary>
private void RestartTimerInactive()
{
var interval = GetInactiveTimerIntervalMs();
_timer.Change(interval, interval);
}
@ -230,11 +246,9 @@ namespace MediaBrowser.Dlna.PlayTo
{
StopTimer();
TransportState = "STOPPED";
await SetStop().ConfigureAwait(false);
CurrentId = "0";
await Task.Delay(50).ConfigureAwait(false);
var command = AvCommands.ServiceActions.FirstOrDefault(c => c.Name == "SetAVTransportURI");
if (command == null)
return false;
@ -261,7 +275,7 @@ namespace MediaBrowser.Dlna.PlayTo
await SetPlay().ConfigureAwait(false);
}
_count = 5;
_lapsCount = SetLapsCountToFull();
RestartTimer();
return true;
@ -322,7 +336,7 @@ namespace MediaBrowser.Dlna.PlayTo
var result = await new SsdpHttpClient(_httpClient).SendCommandAsync(Properties.BaseUrl, service, command.Name, RendererCommands.BuildPost(command, service.ServiceType, 1))
.ConfigureAwait(false);
_count = 5;
_lapsCount = SetLapsCountToFull();
return true;
}
@ -338,7 +352,6 @@ namespace MediaBrowser.Dlna.PlayTo
.ConfigureAwait(false);
await Task.Delay(50).ConfigureAwait(false);
_count = 4;
return true;
}
@ -362,8 +375,13 @@ namespace MediaBrowser.Dlna.PlayTo
#region Get data
// TODO: What is going on here
int _count = 5;
private int GetLapsCount()
{
// No need to get all data every lap, just every X time.
return 10;
}
int _lapsCount = 0;
private async void TimerCallback(object sender)
{
@ -373,19 +391,25 @@ namespace MediaBrowser.Dlna.PlayTo
StopTimer();
try
{
await GetTransportInfo().ConfigureAwait(false);
//If we're not playing anything no need to get additional data
if (TransportState != TRANSPORTSTATE.STOPPED)
{
var hasTrack = await GetPositionInfo().ConfigureAwait(false);
// TODO: Why make these requests if hasTrack==false?
if (_count > 5)
// TODO ANSWER Some vendors don't include track in GetPositionInfo, use GetMediaInfo instead.
if (_lapsCount > GetLapsCount())
{
await GetTransportInfo().ConfigureAwait(false);
if (!hasTrack)
{
await GetMediaInfo().ConfigureAwait(false);
}
await GetVolume().ConfigureAwait(false);
_count = 0;
_lapsCount = 0;
}
}
}
catch (Exception ex)
@ -393,11 +417,16 @@ namespace MediaBrowser.Dlna.PlayTo
_logger.ErrorException("Error updating device info", ex);
}
_count++;
_lapsCount++;
if (_disposed)
return;
//If we're not playing anything make sure we don't get data more often than neccessry to keep the Session alive
if (TransportState != TRANSPORTSTATE.STOPPED)
RestartTimer();
else
RestartTimerInactive();
}
private async Task GetVolume()
@ -747,5 +776,15 @@ namespace MediaBrowser.Dlna.PlayTo
{
return String.Format("{0} - {1}", Properties.Name, Properties.BaseUrl);
}
private class TRANSPORTSTATE
{
public const string STOPPED = "STOPPED";
public const string PLAYING = "PLAYING";
public const string TRANSITIONING = "TRANSITIONING";
public const string PAUSED_PLAYBACK = "PAUSED_PLAYBACK";
public const string PAUSED = "PAUSED";
}
}
}

8
MediaBrowser.Dlna/PlayTo/DlnaController.cs
View File

@ -131,6 +131,14 @@ namespace MediaBrowser.Dlna.PlayTo
((Timer)sender).Stop();
if(!IsSessionActive)
{
//Session is inactive, mark it for Disposal and don't start the elapsed timer.
await _sessionManager.ReportSessionEnded(this._session.Id);
return;
}
await ReportProgress().ConfigureAwait(false);
if (!_disposed && IsSessionActive)

7
MediaBrowser.sln
View File

@ -1,6 +1,8 @@

Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 2012
# Visual Studio 2013
VisualStudioVersion = 12.0.21005.1
MinimumVisualStudioVersion = 10.0.40219.1
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MediaBrowser.Controller", "MediaBrowser.Controller\MediaBrowser.Controller.csproj", "{17E1F4E6-8ABD-4FE5-9ECF-43D4B6087BA2}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MediaBrowser.Api", "MediaBrowser.Api\MediaBrowser.Api.csproj", "{4FD51AC5-2C16-4308-A993-C3A84F3B4582}"
@ -251,7 +253,4 @@ Global
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
GlobalSection(Performance) = preSolution
HasPerformanceSessions = true
EndGlobalSection
EndGlobal