View Full Version : Sub Desync with DVDMaestro and DVD9-2-DVD5 guide
deadk
9th January 2003, 16:14
i tried the guide on doom9's page, then swept and searched the forum looking for ppl who had sub desync, but found no post nor solution.
So i consulted a friend who gave me this solution which i share with the others:
Rip subs normally with subrip
save as srt
use subrip fps converter (found at divx digest.com) to convert fps from 29.970 to 30.000
open the converted srt into subrip, save as maestro's .son format
now import this son instead of original one and all should be phit phat...
hope it helps some, if u haven't had problems, or got another method, i'm interested :)
TRILIGHT
18th January 2003, 00:18
I'm interested in knowing what you're doing dissimilar to the guide such that your subs are out of sync. Especially considering it's NTSC and not PAL. I would guess that you're importing your subs while the NON-drop clip is on the timeline and this is NOT right.
It would prove this is the case since you claim converting the subs to 30fps makes it correct. 30fps is non-drop frame and 29.97fps is drop-frame. If you are having to convert to 30fps then you mistakenly imported your subs with a non-drop clip on the timeline and not the drop-frame clip it should have been. If you are doing things in the order as listed in the guide and following carefully, you should not have this problem.
deadk
18th January 2003, 02:05
humm not really, i followed the guide step by step, creating the 2 m2v's and naming them so obviously (maestro1.m2v and maestro2.m2v) that i doubt i'd mistake them
what i understood is that maestro doesn't know the 29.970 fps and uses 30fps for ntsc
so at a recomendation of a friend, i converted the fps of the subs to 30 and it fixed the sync
(the subs were progressive desync)
TRILIGHT
18th January 2003, 07:08
I assure you something is not right in your setup. If they were progressively out of sync it is definitely a drop-frame problem. I won't go into the dirty details about what drop-frame is or why it is used but your problem stems from the fact that your timecode is not drop-frame.
Drop-frame does not mean anything actually gets dropped. It is simply the timecode used to count frames. If you are using non-drop timecode, you will find that things become progressively out of sync due to other assets being drop-frame. This difference is usually about 1 second off after 30min., 2 seconds off 1 hour in, etc. You see where this becomed a SERIOUS problem by the end of a 2 hour movie! Things will be off by as much as 4 seconds!
I assure you the workaround you are doing is not necessary if there were no other problems. What you are doing is compensating for a problem somewhere else in your software and/or process.
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