View Full Version : Possible no Audio out of sync?
storebror
18th July 2004, 19:03
Hi. Question: Is it possible to convert from eg. 23.976 fps to 25.0 PAL,in any way Without the Sound going out of sync? Or does one always have to extract the sound file, resync it in a soundedit program and then put it all together again. This seem so overworked. and i never can get it to work..:/
Thx:)
manono
18th July 2004, 19:56
Yes, it's possible, but I'm not sure I'd recommend doing it that way. I'm assuming you're doing this using an AViSynth script.
The ChangeFPS command (http://www.avisynth.org/FPS) will convert it to 25fps by adding duplicate frames to the video. It will stay the same length, and the audio will stay in synch. You will lose some fluidity of motion by doing it that way, and you may notice a slight stutter.
ConvertFPS will keep it playing smoothly, but adds blended frames, and the result is blurry.
I much prefer AssumeFPS. Everything stays sharp and smooth playing. Yes, the audio has to be reencoded, but that's a simple matter when using BeSweet. It has a 23.976->25.000 Preset you can use.
...resync it in a soundedit program...
You mean something like Cool Edit Pro? Not necessary. Just extract the audio and run it through BeSweet.
If you're making DVD or SVCD, then you can use DVD2SVCD for it, and everything will be done automatically for you. But you didn't really say what you have and what you want to get.
storebror
18th July 2004, 21:02
Ok, Thanks. Well, i basically want to go for DVD-recording:)
And thanks again for your support.
manono
19th July 2004, 17:30
Hi-
You might find that the DVD2DVD portion of DVD2SVCD is one fairly easy way to accomplish what you want:
http://www.doom9.org/mpg/dvd2svcd-dvdr.htm
storebror
20th July 2004, 02:54
Since i'm going for DvD rather then for SVCD i'll stick to the "hardway"-classes:=) Thx anyway.
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