PSF is 'progressive - segmented - frame.' FPS is 'frames-per-second.'
How the data is recorded is irrelevant, psf is only a matter of how the
data is moved, really. (PSF is a cheat from Sony - a progressive frame
is separated into two time-identical fields delivered sequentially to
keep bandwidth down - then cached and re-assembled, essentially, as a
progressive frame. (My non-technical understanding.) So, here, PSF is
not the issue. P or I might be the issue.
Assuming you're v5 or later, MC will handle the conversion from 25 to
23.98 more-or-less automatically. If you're capturing the 25 from tape,
you'll need to do that in a 25 project, then open that capture bin in
your 23.98 project. If your choice is 25i (aka50i) or 25p, I'd go with
p, personally, because you're cutting it into a 23.98p project (there is
no 23.98i) and they'll mix better However, if your deliverable is
5994i, you might consider cutting in that format, especially if the
source ends up as 50i.
The exception would be if you get quicktime, and the source is 25p. I
like to simply 'slow down' the 25p by forcing it to import (or AMA) at
23.98 (you can batch conform the QT using cinema tools - that's the
easiest way.) That integrates pretty seamlessly into 23.98. The
picture is playing 4.1% slower, so keep that in mind.
Hope that's a little help.
gh
-------------------------------------
Greg Huson
Chief
Greg (at) SecretHQ.com
www.SecretHQ.com
DigitalServiceStation.com
-------- Original Message --------
Subject: Re: [Avid-L2] PAL question
From: Jeff Hedberg <jeff@unioneditorial.com>
Date: Tue, July 03, 2012 9:29 am
To: Avid-L2@yahoogroups.com
'fps' and not 'psf'?
Thank you.
Jeff
------------------
Jeff Hedberg
Union Editorial
575 Broadway
6th floor
New York, NY 10012
On Jul 3, 2012, at 12:18 PM, David Ross wrote:
> 25 fps.
>
> D.
>
> On 3 July 2012 17:02, Jeff Hedberg <jeff@unioneditorial.com> wrote:
> >
> >
> >
> > Hi,
> > Usually I request my dailies at 23.98 pfs because we rough cut and finish at 23.98 and then turn the final master to 59.94 for broadcast.
> >
> > However, I've got a production company shooting overseas at 25 - and want to make sure I request my dailies properly.
> > Would I refer to the frame rate as 25 pfs also? Or would I say 25P? (I'm pretty sure you all don't have to deal with anything like the 24 vs. 23.98 that we do here - but I don't want to mess up)
> >
> > Thanks,
> > Jeff
> >
> > ------------------
> > Jeff Hedberg
> > Union Editorial
> > 575 Broadway
> > 6th floor
> > New York, NY 10012
> >
>
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RE: [Avid-L2] PAL question
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