private void ShowActualPlayingMessage(PlayStreamInfo playStreamInfo = null)
{
if (playStreamInfo == null ||
playStreamInfo.Channel == null)
{
if (_viewModel.SelectedChannel == null)
{
return;
}
playStreamInfo = new PlayStreamInfo
{
Channel = _viewModel.SelectedChannel
};
var eitManager = _driver.GetEITManager(_viewModel.SelectedChannel.Frequency);
if (eitManager != null)
{
playStreamInfo.CurrentEvent = eitManager.GetEvent(DateTime.Now, Convert.ToInt32(_viewModel.SelectedChannel.ProgramMapPID));
}
}
var msg = "\u25B6 " + playStreamInfo.Channel.Name;
if (playStreamInfo.CurrentEvent != null)
{
msg += $" - {playStreamInfo.CurrentEvent.EventName}";
}
// showing signal percents only for the first time
if (playStreamInfo.SignalStrengthPercentage > 0)
{
msg += $" (signal {playStreamInfo.SignalStrengthPercentage}%)";
playStreamInfo.SignalStrengthPercentage = 0;
}
MessagingCenter.Send(msg, BaseViewModel.MSG_ToastMessage);
}
public async Task ActionPlay(DVBTChannel channel = null)
{
if (channel == null)
{
channel = _viewModel.SelectedChannel;
}
if (channel == null)
{
return;
}
if (PlayingState == PlayingStateEnum.Recording)
{
MessagingCenter.Send($"Playing {channel.Name} failed (recording in progress)", BaseViewModel.MSG_ToastMessage);
return;
}
if (PlayingState == PlayingStateEnum.PlayingInPreview && _viewModel.PlayingChannel == channel)
{
PlayingState = PlayingStateEnum.Playing;
return;
}
Device.BeginInvokeOnMainThread(() =>
{
if (PlayingState == PlayingStateEnum.Playing || PlayingState == PlayingStateEnum.PlayingInPreview)
{
videoView.MediaPlayer.Stop();
}
});
if (!_driver.Started)
{
MessagingCenter.Send($"Playing {channel.Name} failed (device connection error)", BaseViewModel.MSG_ToastMessage);
return;
}
var playRes = await _driver.Play(channel.Frequency, channel.Bandwdith, channel.DVBTType, channel.PIDsArary);
if (!playRes.OK)
{
MessagingCenter.Send($"Playing {channel.Name} failed (device connection error)", BaseViewModel.MSG_ToastMessage);
return;
}
Device.BeginInvokeOnMainThread(() =>
{
if (_driver.VideoStream != null)
{
_media = new Media(_libVLC, _driver.VideoStream, new string[] { });
videoView.MediaPlayer.Play(_media);
}
});
var playInfo = new PlayStreamInfo
{
Channel = channel,
SignalStrengthPercentage = playRes.SignalStrengthPercentage
};
var eitManager = _driver.GetEITManager(channel.Frequency);
if (eitManager != null)
{
playInfo.CurrentEvent = eitManager.GetEvent(DateTime.Now, Convert.ToInt32(channel.ProgramMapPID));
}
ShowActualPlayingMessage(playInfo);
if (_config.PlayOnBackground)
{
MessagingCenter.Send <MainPage, PlayStreamInfo>(this, BaseViewModel.MSG_PlayInBackgroundNotification, playInfo);
}
_viewModel.PlayingChannel = channel;
PlayingState = PlayingStateEnum.Playing;
}
public async Task PlayChannel(DVBTChannel channel = null)
{
if (channel == null)
{
channel = SelectedChannel;
if (channel == null)
{
return;
}
}
var playInfo = new PlayStreamInfo
{
Channel = channel
};
if (_recordingChannel != null)
{
MessagingCenter.Send($"Playing {channel.Name} failed (recording in progress)", BaseViewModel.MSG_ToastMessage);
return;
}
_loggingService.Debug($"Playing channel {channel}");
try
{
if (!_driver.Started)
{
MessagingCenter.Send($"Playing {channel.Name} failed (device connection error)", BaseViewModel.MSG_ToastMessage);
return;
}
IsRefreshing = true;
var playRes = await _driver.Play(channel.Frequency, channel.Bandwdith, channel.DVBTType, channel.PIDsArary);
if (!playRes.OK)
{
throw new Exception("Play returned false");
}
playInfo.SignalStrengthPercentage = playRes.SignalStrengthPercentage;
var eitManager = _driver.GetEITManager(channel.Frequency);
if (eitManager != null)
{
playInfo.CurrentEvent = eitManager.GetEvent(DateTime.Now, Convert.ToInt32(channel.ProgramMapPID));
}
MessagingCenter.Send(playInfo, BaseViewModel.MSG_PlayStream);
}
catch (Exception ex)
{
_loggingService.Error(ex, $"Playing {channel.Name} failed");
MessagingCenter.Send($"Playing {channel.Name} failed", BaseViewModel.MSG_ToastMessage);
}
finally
{
IsRefreshing = false;
}
}