On Thursday 22 December 2005 11:48, Geoffrey Hausheer wrote: > On 12/22/05, Adam Egger wrote: > > The same problem here, I'm using today's svn (system: debian sid, > > dvb-t, Germany, kernel 2.6.14). It looks like it's starting to get > > asynchronous after there were some bad frames in the stream. I'll send > > you the two logs (the -v all log and the whole mplayer log for this > > file) soon. > > > > Used command: > > mythtranscode -l -c 9 -s 2005-12-18T14:28:00 -o test.mpg > > --showprogress -v all > log.txt > > By the way, --showprogress doesn't work for mpeg2fix > > I'm looking at your logs, but see only one bug (caused by mythtranscode): > in mplayer: > A:1599.9 V:1599.9 A-V: 0.002 ct: 0.171 39992/39992 10% 3% 0.7% 15 > 0 0% > A:1599.9 V:10593.6 A-V:-8993.666 ct: 0.167 39993/39993 10% 3% 0.7% > 15 0 0% > A:1600.0 V:1600.0 A-V: 0.002 ct: 0.167 39994/39994 10% 3% 0.7% 15 0 > > In mythtranscode: > 2005-12-22 13:28:25.423 VID: I #:0 nb: 2 pts: 00:26:39.706 dts: > 00:26:39.666 2005-12-22 13:28:25.423 Id:0 00:26:39.706 V:181 MP2: 173 > 2005-12-22 13:28:25.423 VID: I #:2 nb: 2 pts: 16:11:55.271 dts: > 00:26:39.706 2005-12-22 13:28:25.423 Id:0 16:11:55.271 V:180 MP2: 173 > 2005-12-22 13:28:25.424 AUD #1: pts: 00:26:39.108 > The 'Id' which has a PTS of 16:11:55 is bad, and would likely have > caused an issue if it wasn't at the very end of the stream. I'll look > into fixing it. > > I see some other stuff, which isn't good though: > 2005-12-22 13:27:39.398 Id:1 00:13:18.348 V:139 MP2: 98 > 2005-12-22 13:27:39.398 Found invalid audio PTS (off by 00:00:00.504) > at 15:58:33.424 > 2005-12-22 13:27:39.398 AUD #1: pts: 00:13:17.940 > 2005-12-22 13:27:39.398 Id:1 00:13:17.940 V:139 MP2: 97 > A backwards moving PTS (from 13:18.348 to 13:17.940) will result in > A/V desync. This isn't a transcoder issue, and I don't really know > any way to solve it. If your stream is this broken, there isn't much > the transcdoer can do. I don't see why the transcoder would make it > any worse than it already was though. I don't see anything in the > mplayer logs telling me about an A/V desync either except for this: > A: 798.3 V: 798.3 A-V: -0.005 ct: 0.553 19952/19952 10% 2% 0.7% 6 0 > 43% > A: 797.9 V: 798.3 A-V: -0.426 ct: 0.549 19953/19953 10% 2% 0.7% 6 0 > 45% > which corresponds to the above backwards moving PTS. It is about 0.5 > sec off, and mplayer corrects for it within 2 seconds. So I guess I > need a more explicit explanation of what you are seeing, and ideally, > a clip around the area of interest that shows it in action. > > .Geoff
does mythtranscode run mpegs through projectx? this could help alleviate any a/v sync and other stream errors. -- Steve _______________________________________________ mythtv-dev mailing list [email protected] http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-dev
