Re: [ROOT] Unable to do anything with TASImage

From: Rene Brun (Rene.Brun@cern.ch)
Date: Tue Nov 12 2002 - 21:30:14 MET


Hi Laurent,

It looks like the version of libAfterImage that you are using is different
from the one with which we have built the libraries.
Could you import
  ftp://root.cern.ch/root/libAfterImage.tar.gz
and compare the signature of the functions create_asvisual_for_id
in asimage.h

Rene Brun

On Tue, 12 Nov 2002, Laurent Le Guillou wrote:

> On 7 Nov 2002, Fons Rademakers wrote:
> > Yes, you have to first compile and install libAfterImage and then
> > re-install ROOT. Check in the ./configure output that libAfterImage is
> > correctly found. If not add a --with-asimage-incdir and libdir to
> > configure.
> > Cheers, Fons.
> 
> 
> 	I installed libAfterImage, and compiled root from 
> 	root_v3.03.09.source.tar.gz ; but the compilation
> 	of TASImage module failed : 
> 
> 	g++ -O -pipe -Wall -Woverloaded-virtual -fPIC -Iinclude
> 	-D_REENTRANT -I/users/snovae/leguil/usr/include/libAfterImage/ -o
> 	asimage/src/TASImage.o -c asimage/src/TASImage.cxx
> 	asimage/src/TASImage.cxx: In function `Bool_t TASImage::InitVisual ()':
> 	asimage/src/TASImage.cxx:1276: cannot convert `Colormap' to `ASVisual 
> 	*' for argument `5' to `create_asvisual_for_id (Display *, int, int, 
> 	long unsigned int, ASVisual *)'
> 	gmake: *** [asimage/src/TASImage.o] Erreur 1
> 
> 	What is wrong ?
> 
> 	Cordialement,
> 
> 	Laurent
> 
> 
>  
> > On Wed, 2002-11-06 at 19:49, Laurent Le Guillou wrote:
> > > 
> > > On 6 Nov 2002, Fons Rademakers wrote:
> > > > Hi Laurent,
> > > >    make sure that during the ./configure of asimage all support libs for
> > > > gif and jpg are found.
> > > > What platform are you using? On linux use the following to configure
> > > > afterimage:
> > > > rm -f config.cache
> > > > export CFLAGS="-fPIC -O"
> > > > ./configure --enable-sharedlibs --with-ttf=no
> > > 
> > > 
> > > 	I have just recompiled libAfterImage with these flags, and
> > > 	installed it again, but I have the same errors.
> > > 
> > > root [0] gSystem->Load("libASImage.so")
> > > (int)0
> > > root [1]    TImage *img = TImage::Open("rose512.jpg");      
> > > /users/snovae/leguil/usr/lib/root/bin/root.exe: error while loading shared
> > > libraries: /users/snovae/leguil/usr/lib/libAfterImage.so.0: undefined
> > > symbol: jpeg_std_error
> > > 
> > > 
> > > 	I tried also to load /usr/lib/libjpeg.so by myself :
> > > 
> > > 	CINT/ROOT C/C++ Interpreter version 5.15.56, Sep 4 2002
> > > 	Type ? for help. Commands must be C++ statements.
> > > 	Enclose multiple statements between { }.
> > > 	root [0] gSystem->Load("libjpeg.so")                  
> > > 	(int)0
> > > 	root [1] gSystem->Load("libjpeg.so")
> > > 	Note: File "/usr/lib/libjpeg.so" already loaded
> > > 	(int)1
> > > 	root [2] gSystem->Load("libASImage.so")               
> > > 	(int)0
> > > 	root [3] TImage *img = TImage::Open("rose512.jpg");
> > > 	root [4] img->SetConstRatio(0);            
> > > 	root [5] img->SetImageQuality(TAttImage::kImgBest);
> > > 	root [6] img->Draw("N");    	
> > >         *** Break *** segmentation violation
> > > 
> > > 	Should I recompile root itself to enable the support of
> > > 	libAfterimage ? 
> > > 	
> > > 	(I am using root 3.03.09, on a Red Hat 7.1 box, with gcc 2.96,
> > > 	and I installed the binary version from 
> > > 	root_v3.03.09.Linux.RH7.2.gcc296.tar.gz)
> > > 
> > > 	Cordialement,
> > > 
> > > 	Laurent
> > > 
> > > 
> > >   -------------------------------------------------------------------
> > >     Laurent LE GUILLOU			            leguil@in2p3.fr
> > >     ATER Paris 6 / LPNHE 	   Collaboration EROS / Projet SNLS
> > >     LPNHE - Jussieu - Tour 33 rdc - Bureau 422 -  +33 1.44.27.41.66
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > > 
> > >  
> > > > On Wed, 2002-11-06 at 16:31, Laurent Le Guillou wrote:
> > > > > 
> > > > > 
> > > > > 	Hi Rooters,
> > > > > 
> > > > > 	I compiled and installed libAfterImage-0.92, in order
> > > > > 	to be able to use TASImage.
> > > > > 	Now I am trying to run examples ; but I am unable to
> > > > > 	do anything : galaxy_image.C gives me segfaults 
> > > > > 	(at this point "img->SetImage(*data, 401, palette);") :
> > > > > 	and simple tests produce this :
> > > > > 
> > > > > 	gSystem->Load("libASImage.so") ;
> > > > > 	TImage *img = TImage::Open("rose512.gif") ;
> > > > > 	
> > > > > 	/users/snovae/leguil/usr/lib/root/bin/root.exe: error while
> > > > > 	loading shared libraries: /users/snovae/leguil/usr/lib/libAfterImage.so.0:
> > > > > 	undefined symbol: DGifOpen
> > > > > 
> > > > > 
> > > > > 	or,
> > > > > 
> > > > > 	gSystem->Load("libASImage.so") ;
> > > > > 	TImage *img = TImage::Open("rose512.jpg") ;
> > > > > 	
> > > > > 	/users/snovae/leguil/usr/lib/root/bin/root.exe: error while
> > > > > 	loading shared libraries: /users/snovae/leguil/usr/lib/libAfterImage.so.0:
> > > > > 	undefined symbol: jpeg_std_error
> > > > > 
> > > > > 
> > > > > 	and so on with other formats...
> > > > > 
> > > > > 	[gif and jpeg libraries are present on my linux box.]
> > > > > 
> > > > > 	Cordialement,
> > > > > 
> > > > > 	Laurent
> > > > > 
> > > > > 
> > > > >   -------------------------------------------------------------------
> > > > >     Laurent LE GUILLOU			            leguil@in2p3.fr
> > > > >     ATER Paris 6 / LPNHE 	   Collaboration EROS / Projet SNLS
> > > > >     LPNHE - Jussieu - Tour 33 rdc - Bureau 422 -  +33 1.44.27.41.66
> > > > > 
> > > > -- 
> > > > Org:    CERN, European Laboratory for Particle Physics.
> > > > Mail:   1211 Geneve 23, Switzerland
> > > > E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
> > > > WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7679480
> > > > 
> > > 
> > > 
> > -- 
> > Org:    CERN, European Laboratory for Particle Physics.
> > Mail:   1211 Geneve 23, Switzerland
> > E-Mail: Fons.Rademakers@cern.ch              Phone: +41 22 7679248
> > WWW:    http://root.cern.ch/~rdm/            Fax:   +41 22 7679480
> > 
> 
> 



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