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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><a name="_MailEndCompose"><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hi Ross,<o:p></o:p></span></a></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>No sir, not using any threading yet. Because it is stuck in the while loop, the call BasicTaskScheduler::createNew() is not even returning.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It works in the testRTSPClient program and in my own test program, but not when in this COM library that is being hosted in another program. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I’ll have to dig deeper to see if I can get more info.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> live-devel [mailto:live-devel-bounces@ns.live555.com] <b>On Behalf Of </b>Ross Finlayson<br><b>Sent:</b> Tuesday, August 26, 2014 5:23 PM<br><b>To:</b> LIVE555 Streaming Media - development & use<br><b>Subject:</b> Re: [Live-devel] DelayQueue infinite loop<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><p class=MsoNormal>DelayQueue::synchronize appears to be stuck in that while loop. It appears curEntry->fDeltatTimeRemaning is always (0,0)<o:p></o:p></p></blockquote><div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>No, that shouldn't happen. See below.<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><br><br><o:p></o:p></p><p class=MsoNormal>This is in DelayQueue.cpp at DelayQueue::synchronize<br>Loop starts at line 214.<br><br><br>DelayQueueEntry* curEntry = head();<br><br>while (timeSinceLastSync >= curEntry->fDeltaTimeRemaining) {<br><br>timeSinceLastSync -= curEntry->fDeltaTimeRemaining;<br><br>curEntry->fDeltaTimeRemaining = DELAY_ZERO;<br><br>curEntry = curEntry->fNext;<br><br>}<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div></div><p class=MsoNormal>Note that "curEntry" is set to the next entry in the queue, before continuing the loop. Also, each delay queue is set up so that the last entry in the queue has a delay ("fDeltaTimeRemaining") of 'eternity' (in reality, 68 years). So the condition "timeSinceLastSync >= curEntry->fDeltaTimeRemaining" is never true for the last entry in the queue, and so the "while()" loop will always terminate.<o:p></o:p></p><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>So, something else must be wrong in your system. (I hope you don't have more than one thread trying to use the same UsageEnvironment & TashScheduler?)<o:p></o:p></p></div><p class=MsoNormal style='margin-bottom:12.0pt'><o:p> </o:p></p><div><p class=MsoNormal><span class=apple-style-span><span style='font-family:"Helvetica","sans-serif";color:black'>Ross Finlayson</span></span><span style='font-family:"Helvetica","sans-serif";color:black'><br><span class=apple-style-span>Live Networks, Inc.</span><br><span class=apple-style-span><a href="http://www.live555.com/">http://www.live555.com/</a></span></span> <o:p></o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>