VMD-L Mailing List

From: Chang, Christopher (Christopher_Chang_at_nrel.gov)
Date: Mon Apr 11 2005 - 11:20:24 CDT

There is also a very nice, inexpensive program (with a free trial period) called VideoMach, which can stitch together image files into a movie. Arbitrary delays can be inserted between frames, and there are a variety of output formats. The link is http://www.gromada.com .

Chris

> -----Original Message-----
> From: owner-vmd-l_at_ks.uiuc.edu
> [mailto:owner-vmd-l_at_ks.uiuc.edu]On Behalf
> Of Marc Q. Ma
> Sent: Monday, April 11, 2005 7:42 AM
> To: Chaitanya Krishna A
> Cc: vmd-l_at_ks.uiuc.edu
> Subject: Re: vmd-l: mpg image speed
>
>
> Hi Chaitanya,
>
> Your problem could be "no problem" if MPEG allows to insert delay
> between frames when you make the movie. However, so far this
> feature is
> not available.
>
> You can freely insert any delay between frames if you make
> animated gif
> movie, another format the vmd movie maker supports. This can
> make your
> movie have the necessary delay between frames.
>
> If anybody knows how to insert delays into the MPEG movies, I would
> like to hear that.
>
> Hope this helps.
>
> Marc
> On Apr 10, 2005, at 2:01 AM, Chaitanya Krishna A wrote:
>
> >
> >
> > Hi all,
> >
> > I have a small problem. I am not much into molecular
> > dynamics yet. But I have just started writing my own
> > coded to some simple simulations of Ar and a binary
> > mixture.
> >
> > I am also quite new to using VMD.
> >
> > I am using VMD to play the trajectory of my 864 atom
> > Ar system.
> >
> > The way I am doing it is as follows:
> > After the simulation I have all the coordinates of all
> > the 864 atoms for all the time steps sequentially in
> > the xyz format. I am using babel to convert into the
> > pdb format and then invoking VMD with the command
> > $ vmd <pdb file name>
> > Now it loads all the frames and then I use the movie
> > maker to make the movie of the trajectory of the 864
> > atoms. VMD makes an mpg movie.
> >
> > The problem is that when I play the mpg movie that VMD
> > makes, it runs very fast before one can actually
> > realise what is happening. I have been using xine to
> > play the movie. It would be nice if someone can
> > suggest how I can slow down the speed of the mpg
> > movie.
> >
> > I would also like to know if there's any better way of
> > making the movie different from the one that I
> > described above.
> >
> > Thanks for any help and your time.
> > Chaitanya.
> > Indian Inst. of Science, India.
> >
> >
> >
> > __________________________________
> > Do you Yahoo!?
> > Yahoo! Personals - Better first dates. More second dates.
> > http://personals.yahoo.com
> >
>
>