<HTML><BODY style="word-wrap: break-word; -khtml-nbsp-mode: space; -khtml-line-break: after-white-space; "><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><BLOCKQUOTE type="cite"><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">I'm trying to get a Mythtv frontend/backend server up and running on a P4</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">2.8 GHz box with 1 GB RAM and Nvidia Geforce 6800. HDTV over firewire is</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">what I'm having trouble with. I can now reliably connect to the cable box</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">and get HDTV streams using test-mpeg2 and in Mythtv itself, however I've</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">been completely unsuccessful at solving my </SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><B>audio</B></SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> stuttering problem. I've</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">tried every combination of settings and every little suggestion I could find</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">on the internet and this list yet I still get the following errors:</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal Verdana; min-height: 12px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">2005-11-24 04:33:52.663 </SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><B>audio</B></SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> waiting for </SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><B>buffer</B></SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> to fill: have 2048 want</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">4096</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal Verdana; min-height: 12px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">or</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; font: normal normal normal 10px/normal Verdana; min-height: 12px; "><BR></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">2005-11-24 04:33:54.567 WriteAudio: Preparing 4096 bytes (1024 frames)</SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">2005-11-24 04:33:54.568 WriteAudio: </SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><B>buffer</B></SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><B>underrun</B></SPAN></FONT><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"> </SPAN></FONT></DIV></BLOCKQUOTE></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><BR class="khtml-block-placeholder"></SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">I was having the same problem. I had been running mythfrontend as root and out of desperation I switched to running as a normal user but running suid root, with mythfrontend owned by root. Suddenly the stuttering went away. I can't imagine why.</SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><BR class="khtml-block-placeholder"></SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; ">-rwsr-sr-x 1 root mythtv 1272808 Nov 27 13:54 /usr/bin/mythfrontend*<FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"></SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><BR class="khtml-block-placeholder"></SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">I still have to press pause for a few seconds after liveTv starts up in order to get smooth playback though.</SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><BR class="khtml-block-placeholder"></SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">running XVMC helps but I get warnings from mythfrontend that it's not working. So I'm confused but It does work, if a little bit clunky.</SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><BR class="khtml-block-placeholder"></SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;">-todd</SPAN></FONT></DIV><DIV style="margin-top: 0px; margin-right: 0px; margin-bottom: 0px; margin-left: 0px; "><FONT class="Apple-style-span" face="Verdana" size="2"><SPAN class="Apple-style-span" style="font-size: 10px;"><BR class="khtml-block-placeholder"></SPAN></FONT></DIV></BODY></HTML>