From: John Stone (johns_at_ks.uiuc.edu)
Date: Fri Feb 18 2005 - 10:41:06 CST

Marc,
  One easy solution is to delete the trajectory frames (from VMD's memory)
that you don't want to have in the movie. You can do this with the
Molecule->Delete Frames menu item.

  John

On Fri, Feb 18, 2005 at 11:31:09AM -0500, Marc Q. Ma wrote:
> Dear VMD users/developers:
>
> Does anyone know how to set number of frames to skip when generating
> movies from DCD files? It seems to me right now the plug-in only
> supports generating movie from frame 0 to frame x where x is
> user-defined value.
>
> It will be nice if an offset (to skip some frames in the beginning) and
> step size (to skip some frames every so often in between) are allowed
> to set by user. For example, in the VMD main a user can set "step" to
> any positive value to control the display progress of molecules. This
> feature is useful when large number of DCD frames are generated for
> detailed analysis, and coarse movies are made for quickly showing to
> people.
>
> Can some one send me some quick fixes in the tcl script to support such
> capabilities. I want to make a reasonably good movie to show on Monday
> ...
>
> Also, when I tried to generate mpeg movies and gif animations, although
> it shows all steps are completed and .gif.par or .mpeg.par file is
> generated, it did not generate the .mpg or .gif file for me. I used
> convert to manually convert the files to an animated gif. Can anyone
> give me prescriptions based on these symptoms?
>
> Thanks,
>
> Marc

-- 
NIH Resource for Macromolecular Modeling and Bioinformatics
Beckman Institute for Advanced Science and Technology
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