[parsec-users] parsec-users Digest, Vol 3, Issue 9

Manish Bhardwaj manishbhardwaj at gatech.edu
Wed Mar 26 14:48:58 EDT 2008


@ Christian



On Wed, Mar 26, 2008 at 12:00 PM, <
parsec-users-request at lists.cs.princeton.edu> wrote:

> Send parsec-users mailing list submissions to
>        parsec-users at lists.cs.princeton.edu
>
> To subscribe or unsubscribe via the World Wide Web, visit
>        https://lists.cs.princeton.edu/mailman/listinfo/parsec-users
> or, via email, send a message with subject or body 'help' to
>        parsec-users-request at lists.cs.princeton.edu
>
> You can reach the person managing the list at
>        parsec-users-owner at lists.cs.princeton.edu
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of parsec-users digest..."
>
> Today's Topics:
>
>   1. problems with facesim and Vips benchmark (Manish Bhardwaj)
>   2. Re: problems with facesim and Vips benchmark (Christian Bienia)
>   3. Re: problems with facesim and Vips benchmark (Christian Bienia)
>   4. Re: problems with facesim and Vips benchmark (jcupitt at gmail.com)
>
>
> ---------- Forwarded message ----------
> From: "Manish Bhardwaj" <manishbhardwaj at gatech.edu>
> To: parsec-users at lists.cs.princeton.edu
> Date: Tue, 25 Mar 2008 19:25:38 -0400
> Subject: [parsec-users] problems with facesim and Vips benchmark
> Hi!
>
> I am trying to work on these bench marks, I am having the following
> problems
>
> 1. Vips uses a format "*.v" for reading an input image, what application i
> can open this image in?
>
> 2. In the facesim benchmark documentation, it says that it uses
> Advance_one_time_step_quasistatic.facesim, but there is no function defined
> like that anywhere in the benchmark? there was similar
> Advance_To_Target_Time .... are these the same...
>
> thanks
> -Manish
>
>
>
>
> ---------- Forwarded message ----------
> From: Christian Bienia <cbienia at CS.Princeton.EDU>
> To: PARSEC Users <parsec-users at lists.cs.princeton.edu>
> Date: Tue, 25 Mar 2008 21:18:37 -0500
> Subject: Re: [parsec-users] problems with facesim and Vips benchmark
> Hi Manish,
>
> > 1. Vips uses a format "*.v" for reading an input image, what application
> i
> > can open this image in?
>
> That's the file format of vips. I don't know of any other programs which
> support it. You can use vips to convert other images e.g. in jpeg format
> to
> its .v format and back. You can find the vips documentation here:
> http://www.vips.ecs.soton.ac.uk
>
> > 2. In the facesim benchmark documentation, it says that it uses
> > Advance_one_time_step_quasistatic.facesim, but there is no function
> defined
> > like that anywhere in the benchmark? there was similar
> > Advance_To_Target_Time .... are these the same...
>
> Which documentation are you refering to? Both the README and the source
> code
> refer to Advance_To_Target_Time. That's the one you probably want to look
> at.
>
> - Chris
>
>
>
>
> ---------- Forwarded message ----------
> From: Christian Bienia <cbienia at CS.Princeton.EDU>
> To: PARSEC Users <parsec-users at lists.cs.princeton.edu>
> Date: Tue, 25 Mar 2008 22:18:09 -0500
> Subject: Re: [parsec-users] problems with facesim and Vips benchmark
> On Tuesday 25 March 2008 09:18 pm, Christian Bienia wrote:
> > Hi Manish,
> >
> > > 1. Vips uses a format "*.v" for reading an input image, what
> application
> > > i can open this image in?
> >
> > That's the file format of vips. I don't know of any other programs which
> > support it. You can use vips to convert other images e.g. in jpeg format
> to
> > its .v format and back. You can find the vips documentation here:
> > http://www.vips.ecs.soton.ac.uk
>
> I can give you the script which I used to create the PARSEC inputs. You
> must
> compile it with support for the input file format enabled (e.g. jpeg). By
> default PARSEC disables everything that is not needed to run the
> benchmark.
>
> Here is the script:
>
> ----------
>
> #!/bin/bash
>
> PARSECDIR="/home/cbienia/parsec"
> PARSECPLAT="x86_64-linux.gcc"
>
> VIPS="${PARSECDIR}/pkgs/apps/vips/inst/${PARSECPLAT}/bin/vips"
> export IM_CONCURRENCY=1
>
> echo "Using ${VIPS}"
>
> for file in $@; do
>  rm -f t1.v t2.v
>  echo "Converting ${file}"
>  ${VIPS} im_sRGB2XYZ ${file} t1.v
>  ${VIPS} im_XYZ2Lab t1.v t2.v
>  ${VIPS} im_Lab2LabQ t2.v ${file}.v
> done
>
>
>
>
>
> ---------- Forwarded message ----------
> From: jcupitt at gmail.com
> To: "PARSEC Users" <parsec-users at lists.cs.princeton.edu>
> Date: Wed, 26 Mar 2008 07:55:32 +0000
> Subject: Re: [parsec-users] problems with facesim and Vips benchmark
> On 26/03/2008, Christian Bienia <cbienia at cs.princeton.edu> wrote:
> >  > > 1. Vips uses a format "*.v" for reading an input image, what
> application
> >  > > i can open this image in?
> >  >
> >  > That's the file format of vips. I don't know of any other programs
> which
> >  > support it. You can use vips to convert other images e.g. in jpeg
> format to
> >  > its .v format and back. You can find the vips documentation here:
> >  > http://www.vips.ecs.soton.ac.uk
> >
> >
> > I can give you the script which I used to create the PARSEC inputs. You
> must
> >  compile it with support for the input file format enabled (e.g. jpeg).
> By
> >  default PARSEC disables everything that is not needed to run the
> benchmark.
>
> vips has it's own ppm writer, so that's always there at least. You could
> try:
>
>  vips im_LabQ2ppm somefile.v file.ppm sRGB
>
> to get an sRGB ppm file. Also, vips is probably available packaged for
> your linux. Try something like
>
>  apt-get install nip2
>
> Then you can just enter:
>
>  nip2 somefile.v
>
> to view.
>
> There's a page on the vips website about the benchmark, if you're
> interested in the background:
>
>  http://www.vips.ecs.soton.ac.uk/index.php?title=Benchmarks
>
> John
>
>
> _______________________________________________
> parsec-users mailing list
> parsec-users at lists.cs.princeton.edu
> https://lists.cs.princeton.edu/mailman/listinfo/parsec-users
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.cs.princeton.edu/pipermail/parsec-users/attachments/20080326/294b8d8d/attachment.htm 


More information about the parsec-users mailing list