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Re: MPEG movies & frame rate
- Subject: Re: MPEG movies & frame rate
- From: davidf(at)dfanning.com (David Fanning)
- Date: Mon, 22 Jan 2001 13:57:53 -0700
- Newsgroups: comp.lang.idl-pvwave
- Organization: Fanning Software Consulting
- References: <3A6C9B2B.EC4856B5@SPAM.ethz.ch>
- Xref: news.doit.wisc.edu comp.lang.idl-pvwave:23119
Niclas H M Tylli (niclas.tylli.ZERO@SPAM.ethz.ch) writes:
> I have managed to stream the IDL graphics window content to a mpeg movie
> file according to the help file sample; I use version 5.1. However, to
> the best of my knowledge (which, being a newbie, doesn't account for
> much ;-) there is no way to influence the frame rate. An obvious work
> around would be to loop the same image for a number of frames, but then
> the resulting movie is unnecessarily big.. Does anybody have some
> pointers on how to get around this in a more elegant way?
I'm afraid you are out of luck, with that version of
IDL. :-(
In IDL 5.4 the MPEG object has a new Frame_Rate keyword
that can be used to set the frame rate of these movies.
Cheers,
David
--
David Fanning, Ph.D.
Fanning Software Consulting
Phone: 970-221-0438 E-Mail: davidf@dfanning.com
Coyote's Guide to IDL Programming: http://www.dfanning.com/
Toll-Free IDL Book Orders: 1-888-461-0155