Re: gif image

From: Rene Brun <Rene.Brun_at_cern.ch>
Date: Wed, 24 May 2006 20:19:14 +0200


Hi akira,

Thanks for this precision. We will update the tutorial accordingly

Rene Brun

OKUMURA, Akira wrote:
> Hello Valeri and Rene,
>
> gifsicle has '-O' option for optimization.
> But 'convert' cannot create optimized animations.
>
> I checked hsumanim.C, but '-O' option is not used.
> I think 'convert' is good enough for this tutorial if you do not need
> to optimize the animation.
>
> Please try '-O' or '-O2'.
> w/o optimization => 180KB
> -O => 150KB
> -O2 => 93KB
>
> Sincerely,
>
> OKUMURA, Akira oxon_at_icrr.u-tokyo.ac.jp
> Institute for Cosmic Ray Research, University of Tokyo
> 5-1-5 Kashiwanoha Kashiwa Chiba 277-8582 Japan
> Phone/Fax : +81 4-7136-3153
> Skype : okumura.akira
>
> On 2006/05/24, at 21:54, Fine, Valeri wrote:
>
>> Hello Rene,
>>
>> > You did not read my mail carefully.
>>
>> Yes, I did read and quote your message.
>>
>> This is why I suggest to replace there non-standard "gifsicle" with
>> the "standard" "convert".
>> "convert" does all jobs the "gifsicle" does . In addition, it can
>> work with many different input formats
>>
>> I.e. one can convert let's say "*.png" file to animated "gif" too
>>
>> convert *.png anim.gif
>>
>> Simply compare the capabilities:
>> http://www.imagemagick.org/script/command-line-options.php
>> vs
>> http://www.lcdf.org/~eddietwo/gifsicle/man.html
>>
>> Usually one can find "convert" pre-installed. I.e. it is a "standard"
>> component of Linux.
>> See for example CERN LXPLUS cluster. In the other words, one is not
>> required to download and install it.
>> I found no "gifsicle" program at RCF (http://www.rhic.bnl.gov/RCF/)
>> either. "convert" is there though.
>>
>> Hope this helps, Valeri
>>
>>
>> From: Rene Brun
>> Sent: Wed 5/24/2006 8:29 AM
>> To: Fine, Valeri
>> Cc: satya j; roottalk
>> Subject: Re: [ROOT] gif image
>>
>> Valeri, You did not read my mail carefully. The tutorial hsumanim.C
>> uses gifsicle/gifview, including the instructions to install these
>> two utilities. Rene Brun Fine, Valeri wrote: > > Personally, I like
>> "convert" rather "gifsicle" >
>> http://www.imagemagick.org/script/index.php > with command mode >
>> http://www.imagemagick.org/script/convert.php > > Very often one can
>> find the "convert" utility already installed on > Linux machine. > >
>> For example at CERN: > > lxplus062.cern.ch> which convert >
>> /usr/bin/convert > > which gifsicle > /usr/bin/which: no gifsicle >
>> I.e. instead of > > gSystem->Exec("gifsicle --delay=10 --loop=5
>> hsum*.gif > anim.gif"); > gSystem->Exec("rm -f hsum*.gif"); > > one
>> can use > > gSystem->Exec("convert hsum*.gif animated/anim.gif"); >
>> gSystem->Exec("rm -f hsum*.gif"); > > Check your local installation.
>> > > > Hope this helps, Valeri > > >
>> ------------------------------------------------------------------------
>> > *From:* Rene Brun > *Sent:* Wed 5/24/2006 7:06 AM > *To:* satya j >
>> *Cc:* roottalk > *Subject:* Re: [ROOT] gif image > > see tutorial
>> hsumanim.C > > Rene brun > > satya j wrote: > > Dear Rooter, > > > >
>> Can somebody help me as " how to save the animated graphs in the > >
>> gif format in root". Is there any provision that the animated graph
>> can > > be saved in gif format. > > > > I am very happey to all of
>> your suggestion. > > > > Cheers > > Satya > > > > -- > >
>> *****************************************************************************************
>> > > Afection is much more higer then heaven for me... So trust me I
>> will > > always with you... > >
>> **********************************************************************************************
>> > > >
Received on Wed May 24 2006 - 20:19:28 MEST

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