OT Exporting movie clip to stills

Michael Kann mikekann at yahoo.com
Thu Apr 29 14:51:03 EDT 2010


Mark, this probably isn't exactly what you need, but you might take a look at this website:

http://www.techsmith.com/camtasiamac/

--- On Thu, 4/29/10, Mark Swindell <mdswindell at cruzio.com> wrote:

> From: Mark Swindell <mdswindell at cruzio.com>
> Subject: Re: OT Exporting movie clip to stills
> To: "How to use Revolution" <use-revolution at lists.runrev.com>
> Date: Thursday, April 29, 2010, 9:14 AM
> Hi Bernd,
> 
> I'm actually looking for the capacity to take sections of
> sports video and break down specific techniques into a
> series of stills for on-paper analysis.  Your post
> illuminates the complexity of "dashing off" a method of
> doing so ("plodding along" would be more like it for
> me).  While the exercise would surely teach me a lot,
> in this case I'd much rather pay $25.00-50.00 for a fully
> functioning shareware or commercial program than invest
> hours and hours perfecting something that will still be
> imperfect and up to myself to maintain over time.  
> 
> For anyone else who might be interested, the following
> looks very promising, and for a very reasonable price tag of
> $26.00.  Unfortunately, Stuffit Expander won't unpack
> it correctly so I can't try it just yet.  Waiting to
> hear back from Tech Support.
> 
> http://www.xilisoft.com/video-snapshot-mac.html
> 
> Thank you, though, for your scripts and insight into a
> solution.  
> 
> Because of people like you and the other responders, this
> list just can't be beat.
> 
> Mark
> 
> 
> 
> On Apr 28, 2010, at 12:23 PM, BNig wrote:
> 
> > 
> > Mark,
> > is this one off or do you want to write a stack that
> does this repeatedly?
> > Is it ok to use apple script, i.e. Mac only? What
> system version do you use?
> > Do you have Quicktime Pro?
> > this is a little applescript that assumes your
> quicktime movie does only
> > have one track and that is the movie. It makes a
> selection in that movie and
> > copies the selection to a new document. Than it
> deletes all the frames
> > except every fifth. If you have Quicktime Pro you can
> export these frames as
> > image sequence manually. If you don't have Quicktime
> Pro I can see if I can
> > provide you with a preset file for exporting the
> images. You dont need the
> > Pro license to script and export from Quicktime
> Player.
> > Of course you can do all this from within Rev and take
> the selection of the
> > movie you manually make and send it as applescript to
> the Quicktime Player,
> > which opens the movie, selects what you have selected
> in Rev and does the
> > export. It is just a little more scripting.
> > If you want to go Jaque's way of exporting snapshots
> you have to make
> > assumptions about the framerate. Rev only gives you
> the duration and the
> > timescale. Usually quicktime movies have a timescale
> of 600, but not
> > necessarily so. At a timescale of 600 a duration of
> 1200 is 2 seconds worth
> > of movie. At a framerate of 25 that would be 50
> frames. A single frame would
> > have the duration of 24. At a framerate of 30/sec the
> duration of an
> > individual frame would be 20. So assume you have a
> framerate of 30 you would
> > advance your currenttime by 30 to go to the next
> frame, or by 150 to advance
> > by 5 frames.
> > here is the applescript
> > ------------------------------
> > set tStart to 866
> > set tEnd to 1081
> > 
> > tell application "QuickTime Player"
> >     set tName to name of document 1
> >     tell document tName
> >         set the
> selection start to tStart
> >         set the
> selection end to tEnd
> >         copy
> >     end tell
> >     set tSelectionDocName to
> "mySelection"
> >     make new document
> >     paste document 1
> >     set tSelectionDocName to name of
> document 1
> >     set tNoOfFrames to the number of
> frames of track 1 of document
> > tSelectionDocName
> >     repeat
> >         if tNoOfFrames =
> 0 then exit repeat
> >         if tNoOfFrames
> mod 5 ≠ 0 then delete frame tNoOfFrames of track 1 of
> > document tSelectionDocName
> >         set tNoOfFrames
> to tNoOfFrames - 1
> >     end repeat
> > end tell
> > ----------------------------
> > it also assumes that the movie you are interested in
> is the frontmost in
> > Quicktime Player.
> > regards
> > Bernd
> > -- 
> > View this message in context: http://runtime-revolution.278305.n4.nabble.com/OT-Exporting-movie-clip-to-stills-tp2069329p2073838.html
> > Sent from the Revolution - User mailing list archive
> at Nabble.com.
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