<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><span class="Apple-style-span" style="font-family: Verdana; font-size: 13px; "><div>I have struggled with this for over a month. Given up on it, and now back at it. I have a VERY generic and standard setup, so I cant see how this could not be fixed when so many others have no issues.</div><div><br class="webkit-block-placeholder"></div><div>This box is a hack box, so I will try what ever to get this fixed.</div><div><br class="webkit-block-placeholder"></div><div>So, I shall start from the start.</div><div>Hardware:</div><div>Core2Duo 4300</div><div>2 Gigs RAM</div><div>Nvidia 7300 w/ livna drivers</div><div>Internal 320 Gig SATA</div><div>SB Audigy sound card</div><div>Firewire Capture via Firewire</div><div>SVN from two days ago. ( /configure --prefix=/usr/local --enable-xvmc</div><div> )</div><div>Fedora 8 </div><div>Display is just on a 1280x1024 monitor for now. </div><div>Nice and simple setup. No reason hardware-wise not to work I think. All within good spec. Standard stuff.</div><div><br class="webkit-block-placeholder"></div><div><br class="webkit-block-placeholder"></div><div>Channels 200-230 here are HD. They WORK FINE and video, audio and such are great. The lower ones are SD and have very jerky video and stuttering audio. </div><div><br class="webkit-block-placeholder"></div><div>I have tried several different playback preferences to not much avail.</div><div>On SD live TV or playback from recordings I get streams of this in the mythfrontend log:</div>"<b style="color: black; background-color: rgb(255, 255, 128); ">WriteAudio</b>: buffer underrun"</span><div><font class="Apple-style-span" face="Verdana" size="3"><span class="Apple-style-span" style="font-size: 13px;"><br class="webkit-block-placeholder"></span></font></div><div><font class="Apple-style-span" face="Verdana" size="3"><span class="Apple-style-span" style="font-size: 13px;">HOWEVER, if I play that recording with mplayer from a command line from /video/recordings, it is PERFECT. So, I dont think it is actually Nvidia or Audio. It is how the Internal player is using them.</span></font></div><div><br></div><div>Lets start here. I will try what ever settings and report back with logs.</div><div><br class="webkit-block-placeholder"></div><div>Guru's, experts, and those willing to try, thoughts on how to fix this?</div></body></html>