Hi Adrian, Thanks! I believe the atom exists and so I'll check out dumpster.
Thanks, R On May 2, 2012 12:59 PM, "Adrian Baltowski" <[email protected]> wrote: > Hi > > The question is: has your quicktime file the 'pasp' atom but it contains > wrong values OR your file doesn't has any aspect ratio atoms ('pasp' or > 'tapt') at all? > There is small OSX application called Dumpster to inspect and edit > quicktime file's structure. But Dumpster can't add or remove atoms- you can > only edit some existing one. So if you file contains aspect ratio atoms you > can simply edit them. > > There is no a simple way to manipulate quicktime files via Python but.... > In 32-bit OSX Python builds there are Carbon modules which- among others- > contains python bindings to Quicktime framework. With them you can > manipulate quicktime files almost the same way like with sdk, but of course > you need to know the Quicktime framework a little bit. > > Best > Adrian > > W dniu 2012-05-02 06:53:44 użytkownik Ron Ganbar <[email protected]> > napisał: > > I opened in Quicktime Pro, but there is no mention of pixel aspect ratio > anywhere. > I seem to remember that on this list someone took care of the gamma > problem in H264 files by using Python code to remove an atom. Maybe > something similar can be done for pixel aspect ratio? > > > Ron Ganbar > email: [email protected] > tel: +44 (0)7968 007 309 [UK] > +972 (0)54 255 9765 [Israel] > url: http://ronganbar.wordpress.com/ > > > > On 2 May 2012 05:54, Diogo Girondi <[email protected]> wrote: > >> Have you tried to open the file in QuickTime Pro and check if there is >> some "atom" that you can change there to change this? >> >> On 01/05/2012, at 16:07, Ron Ganbar <[email protected]> wrote: >> >> >> >> Hi all, >> This is really a Quicktime question - but the answer might lie in the >> wonderful Python capabilities of Nuke, so it's worth a shot. >> >> I have a Quicktime file that has a wrong pixel aspect ratio. I just want >> to set the PAR to something else without having to re-render the file. Any >> idea if this is possible? >> >> >> Ron Ganbar >> email: [email protected] >> tel: +44 (0)7968 007 309 [UK] >> +972 (0)54 255 9765 [Israel] >> url: http://ronganbar.wordpress.com/ >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> >> >> _______________________________________________ >> Nuke-users mailing list >> [email protected], http://forums.thefoundry.co.uk/ >> http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >> > > > _______________________________________________ > Nuke-users mailing list > [email protected], http://forums.thefoundry.co.uk/ > http://support.thefoundry.co.uk/cgi-bin/mailman/listinfo/nuke-users >
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