public async Task <bool> EndTuningAsync(string clientId)
{
try
{
if (!_clientChannels.TryRemove(clientId, out ChannelInfo channel))
{
return(false);
}
if (channel != null && _clientChannels.All(c => c.Value?.ChannelId != channel.ChannelId))
{
ITimeshiftControlEx timeshiftControl = ServiceRegistration.Get <ITvProvider>() as ITimeshiftControlEx;
if (!(await timeshiftControl.StopTimeshiftAsync(TV_USER_NAME, channel.SlotIndex).ConfigureAwait(false)))
{
_logger.Error("SlimTvHandler: Couldn't stop timeshifting for channel {0}", channel.ChannelId);
return(false);
}
}
return(true);
}
catch (Exception ex)
{
_logger.Error("SlimTvHandler: Error ending tuning for client {0}", ex, clientId);
}
return(false);
}
private UPnPError OnDeInit(DvAction action, IList <object> inParams, out IList <object> outParams, CallContext context)
{
outParams = new List <object>();
ITimeshiftControlEx timeshiftControl = ServiceRegistration.Get <ITvProvider>() as ITimeshiftControlEx;
if (timeshiftControl == null)
{
return(new UPnPError(500, "ITimeshiftControl service not available"));
}
// We use the client's RemoteAdress as unique "user name", so we do not need to pass this argument from clients via UPnP.
timeshiftControl.StopTimeshift(BuildUserName(context), 0);
timeshiftControl.StopTimeshift(BuildUserName(context), 1);
outParams = new List <object> {
true
};
return(null);
}
private UPnPError OnStopTimeshift(DvAction action, IList <object> inParams, out IList <object> outParams, CallContext context)
{
outParams = new List <object>();
ITimeshiftControlEx timeshiftControl = ServiceRegistration.Get <ITvProvider>() as ITimeshiftControlEx;
if (timeshiftControl == null)
{
return(new UPnPError(500, "ITimeshiftControl service not available"));
}
int slotIndex = (int)inParams[0];
// We use the client's RemoteAdress as unique "user name", so we do not need to pass this argument from clients via UPnP.
bool result = timeshiftControl.StopTimeshiftAsync(BuildUserName(context), slotIndex).Result;
outParams = new List <object> {
result
};
return(null);
}
public async Task <(bool Success, MediaItem LiveMediaItem)> StartTuningAsync(string clientId, int channelId)
{
try
{
var client = _clientChannels.FirstOrDefault(c => c.Value.ChannelId == channelId);
if (client.Value?.Channel?.MediaItem != null)
{
//Check if already streaming
if (client.Key == clientId)
{
return(true, client.Value.Channel.MediaItem);
}
//Use same stream url as other channel
if (!_clientChannels.TryAdd(clientId, client.Value))
{
return(false, null);
}
else
{
return(true, client.Value.Channel.MediaItem);
}
}
if (ServiceRegistration.IsRegistered <ITvProvider>())
{
IChannelAndGroupInfoAsync channelAndGroupInfo = ServiceRegistration.Get <ITvProvider>() as IChannelAndGroupInfoAsync;
var channelResult = await channelAndGroupInfo.GetChannelAsync(channelId).ConfigureAwait(false);
if (!channelResult.Success)
{
_logger.Error("SlimTvHandler: Couldn't find channel {0}", channelId);
return(false, null);
}
var slotIndex = GetFreeSlot();
if (slotIndex == null)
{
_logger.Error("SlimTvHandler: Couldn't find free slot for channel {0}", channelId);
return(false, null);
}
ITimeshiftControlEx timeshiftControl = ServiceRegistration.Get <ITvProvider>() as ITimeshiftControlEx;
var mediaItem = (await timeshiftControl.StartTimeshiftAsync(TV_USER_NAME, slotIndex.Value, channelResult.Result).ConfigureAwait(false));
if (!mediaItem.Success)
{
_logger.Error("SlimTvHandler: Couldn't start timeshifting for channel {0}", channelId);
return(false, null);
}
try
{
//Initiate channel cache
ChannelInfo newChannel = new ChannelInfo
{
Channel = new TranscodeChannel(),
SlotIndex = slotIndex.Value,
ChannelId = channelId,
};
if (!_clientChannels.TryAdd(clientId, newChannel))
{
await timeshiftControl.StopTimeshiftAsync(TV_USER_NAME, slotIndex.Value);
return(false, null);
}
newChannel.Channel.SetChannel(mediaItem.Result);
}
catch
{
_clientChannels.TryRemove(clientId, out ChannelInfo c);
await timeshiftControl.StopTimeshiftAsync(TV_USER_NAME, slotIndex.Value);
throw;
}
return(true, mediaItem.Result);
}
return(false, null);
}
catch (Exception ex)
{
_logger.Error("SlimTvHandler: Error starting tuning of channel {0}", ex, channelId);
return(false, null);
}
}
