<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 24/05/2009, at 3:52 PM, Jean-Yves Avenard wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Hi<br><br>2009/5/24 Steven Ellis <<a href="mailto:steven@openmedia.co.nz">steven@openmedia.co.nz</a>>:<br><blockquote type="cite">Just uploading the sample to<br></blockquote><blockquote type="cite"><a href="http://www.mythtv.co.nz/video/12001_20090524120306.mpg">http://www.mythtv.co.nz/video/12001_20090524120306.mpg</a><br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Summary of my testing<br></blockquote><blockquote type="cite"><br></blockquote><blockquote type="cite">Playback has no issues when using Jean-Yves build of mplayer<br></blockquote><blockquote type="cite"> mplayer -vo vdpau -vc ffh264vdpau -mc 2 /myth/tv/12001_20090524120306.mpg<br></blockquote><blockquote type="cite">Also plays without issue with the software ffmpegh264 decoder.<br></blockquote><br>I'm not sure what I'm supposed to see here.<br><br>The video has some slight corruption in the first few seconds, but<br>this is related to the stream itself being corrupted (probably the way<br>the file was truncated).<br><br>It plays fine after that.<br><br>I see the exact same errorrs in mplayer using software decoding:<br>([h264 @ 0xd673c0]number of reference frames exceeds max (probably<br>corrupt input), discarding one)<br><br>Nothing wrong here from a mythtv perspective. You can't expect to play<br>properly a corrupted input stream..<br><br></div></blockquote><br></div><div>If I play the clip in mplayer or with standard decoder in MythTV there are no blocking issues.</div><div><br></div><div>If I play the same clip with VDPAU as the players walk across the court you get a shot quite close of the two tennis players, as they walk there is a lot of macro blocking.</div><div><br></div><div>This is the sort of problem we are seeing quite a lot on TV One and TV 2 in particular which are our main 720p channels.</div><div><br></div><div>Steve</div><div><br></div><div><br></div><div><br></div><br><div> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Helvetica; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div>Steven Ellis - Technical Director<br>OpenMedia Limited<br>email - <a href="mailto:steven@openmedia.co.nz">steven@openmedia.co.nz</a><br>website - <a href="http://www.openmedia.co.nz/">http://www.openmedia.co.nz</a><br></div></div></span> </div><br></body></html>