VMD-L Mailing List

From: Axel Kohlmeyer (akohlmey_at_cmm.chem.upenn.edu)
Date: Thu Nov 23 2006 - 15:36:32 CST

On Thu, 23 Nov 2006, ivana adamovic wrote:

IA> Dear all,
IA>
IA> I am using 1.8.4 VMD for MAC (intel processor) and I had some problems
IA> making movie using Movie Maker tool. All of the ppm files from the
IA> trajectory are generated but they can't be connected to the final
IA> movie.
IA> I have installed Netpbm through fink, and everything went well, but
IA> when I tried to use VMD to make movie, it generated .mpg movie
IA> automatically, but it has 0Kb and can't be opened.

most likely, you have a distribution of netpbm with a broken
ppm2mpeg tool. this is a known problem for some versions of
that package. please try to update to the latest version, as
the problem, i am referring to, has been found and fixed in
netpbm a while ago.

cheers,
   axel.

IA>
IA> This is message from VMD :
IA>
IA> Info) Rendering complete.
IA> No frame format conversion necessary, continuing.
IA> Converting frames to MPEG-1 video format
IA> ppmtompeg /Users/ivana/Desktop/1b3u /movie.1b3u.par
IA> MPEG ENCODER STATS (1.5b)
IA> ------------------------
IA> TIME STARTED: Thu Nov 23 14:58:21 2006
IA> MACHINE: ivana-adamovics-computer.local
IA> FIRST FILE: /Users/ivana/Desktop/1b3u/movie.1b3u.0000.ppm
IA> LAST FILE: /Users/ivana/Desktop/1b3u/movie.1b3u.3999.ppm
IA> PATTERN: ibbpbbpbbpbbpbb
IA> GOP_SIZE: 15
IA> SLICES PER FRAME: 1
IA> RANGE: +/-32
IA> PIXEL SEARCH: HALF
IA> PSEARCH: LOGARITHMIC
IA> BSEARCH: CROSS2
IA> QSCALE: 8 10 25
IA> REFERENCE FRAME: DECODED
IA>
IA>
IA> Movie generation complete.
IA> ===================================
IA> Any suggestions what went wrong?
IA>
IA> Thanks a lot for all your help ,
IA>
IA> Ivana
IA> 

-- 
=======================================================================
Axel Kohlmeyer   akohlmey_at_cmm.chem.upenn.edu   http://www.cmm.upenn.edu
   Center for Molecular Modeling   --   University of Pennsylvania
Department of Chemistry, 231 S.34th Street, Philadelphia, PA 19104-6323
tel: 1-215-898-1582,  fax: 1-215-573-6233,  office-tel: 1-215-898-5425
=======================================================================
If you make something idiot-proof, the universe creates a better idiot.