[MEncoder-users] a-v synchronization problems of some NTSC DVD with -oac copy ADDITION

David Soukal david.soukal at binghamton.edu
Sun Apr 24 19:39:33 CEST 2005

I apologize, the log fragment I posted is from the 1st pass with lame
encoder, so there's so A-V information (all zeros). The log from the
second pass looks like:

Pos:   0.0s      2f ( 0%)   0fps Trem:   0min   0mb  A-V:0.003 [0:0]
1 duplicate frame(s)!
ODML: vprp aspect is 16384:7220.
ODML: vprp aspect is 16384:7220. Trem:   0min   0mb  A-V:0.010 [0:0]

1 duplicate frame(s)!
Pos:   0.3s     10f ( 0%)   0fps Trem:   0min   0mb  A-V:0.009 [0:0]
demux_mpg: 24fps progressive NTSC content detected, switching framerate.
Pos:  17.4s    421f ( 0%)   8fps Trem: 321min 2158mb  A-V:0.012 [2683:212]
1 duplicate frame(s)!
Pos: 230.8s   5539f ( 4%)   7fps Trem: 265min 1078mb  A-V:0.006 [1520:228]]
1 duplicate frame(s)!
Pos: 255.5s   6131f ( 4%)   7fps Trem: 264min 1039mb  A-V:0.009 [1447:227]]
1 duplicate frame(s)!
Pos: 268.3s   6437f ( 5%)   7fps Trem: 264min 1021mb  A-V:0.014 [1413:227]
1 duplicate frame(s)!
Pos: 269.2s   6459f ( 5%)   7fps Trem: 264min 1019mb  A-V:0.013 [1410:227]
1 duplicate frame(s)!
Pos: 270.8s   6497f ( 5%)   7fps Trem: 263min 1016mb  A-V:0.009 [1405:227]
1 duplicate frame(s)!
Pos: 275.4s   6607f ( 5%)   7fps Trem: 263min 1010mb  A-V:0.001 [1394:227]
1 duplicate frame(s)!

So there's some A-V correction being done already. But this should not
necessary be a bad thing, right?

Thank you.

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