/// <summary>
/// Callback function for the RTCP report timer.
/// </summary>
/// <param name="stateInfo">Not used.</param>
private void SendReportTimerCallback(Object stateInfo)
{
try
{
if (!IsClosed)
{
lock (m_rtcpReportTimer)
{
if ((LastActivityAt != DateTime.MinValue &&
DateTime.Now.Subtract(LastActivityAt).TotalMilliseconds >
NO_ACTIVITY_TIMEOUT_MILLISECONDS) ||
(LastActivityAt == DateTime.MinValue && DateTime.Now.Subtract(CreatedAt).TotalMilliseconds >
NO_ACTIVITY_TIMEOUT_MILLISECONDS))
{
if (!IsTimedOut)
{
logger.LogWarning(
$"RTCP session for local ssrc {Ssrc} has not had any activity for over {NO_ACTIVITY_TIMEOUT_MILLISECONDS / 1000} seconds.");
IsTimedOut = true;
OnTimeout?.Invoke(MediaType);
}
}
//logger.LogDebug($"SendRtcpSenderReport ssrc {Ssrc}, last seqnum {LastSeqNum}, pkts {PacketsSentCount}, bytes {OctetsSentCount} ");
var report = GetRtcpReport();
OnReportReadyToSend?.Invoke(MediaType, report);
m_previousPacketsSentCount = PacketsSentCount;
var interval = GetNextRtcpInterval(RTCP_MINIMUM_REPORT_PERIOD_MILLISECONDS);
if (m_rtcpReportTimer == null)
{
m_rtcpReportTimer = new Timer(SendReportTimerCallback, null, interval, Timeout.Infinite);
}
else
{
m_rtcpReportTimer?.Change(interval, Timeout.Infinite);
}
}
}
}
catch (ObjectDisposedException) // The RTP socket can disappear between the null check and the report send.
{
m_rtcpReportTimer?.Dispose();
}
catch (Exception excp)
{
// RTCP reports are not critical enough to bubble the exception up to the application.
logger.LogError($"Exception SendReportTimerCallback. {excp.Message}");
m_rtcpReportTimer?.Dispose();
}
}
public void Close(string reason)
{
if (!IsClosed)
{
IsClosed = true;
m_rtcpReportTimer?.Dispose();
var byeReport = GetRtcpReport();
byeReport.Bye = new RTCPBye(Ssrc, reason);
OnReportReadyToSend?.Invoke(MediaType, byeReport);
}
}