Re: [Gimp-developer] GIMP Image Size Limits

2003-01-10 Thread Sven Neumann
Hi,

Kevin Myers [EMAIL PROTECTED] writes:

 Thanks for your reply.  My tile cache size is set to 1GB (I have
 1.5GB of RAM), which should theoretically help based on your
 comments.  Also, upon further testing I have found that the problem
 I am encountering seems to be related to the physical dimensions of
 the image, rather than the file size or pixel count.  For example,
 the GIMP is failing when the height of the image exceeds about 187.5
 feet, regardless of whether using 72 dpi or 200 dpi.

are you saying 188 _feet_ ? That would make about 162000 pixels of
image height. How wide are these images? If I'd assume the same width,
a single RGB layer would have more than 75GB of image data. Your
operating system is not even able to address the amount of virtual
memory you'd need to work with such a beast.

 I would be very willing to try the 1.3x source track.
 Unfortunately, I am limited to running under Windows at the moment,
 and my understanding is that 1.3x has not yet been ported to
 Windows, and that porting would be far too difficult for my amateur
 level porting skills.

this is not true; actually the situation is the other way around.
While GIMP-1.2 needed real porting work, all the libraries required by
GIMP-1.3 now officially support the Win32 platform and it shouldn't be
too difficult to get the GIMP-1.3 source compiled on Windows.


Salut, Sven
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Re: [Gimp-developer] GIMP Image Size Limits

2003-01-10 Thread Steinar H. Gunderson
On Fri, Jan 10, 2003 at 05:13:31AM -0600, Kevin Myers wrote:
 Yes, some of these images exceed 200ft in length.  You may be wondering what
 they could be: images of well logs for oil and gas wells.  These are
 essentially strip chart (graphical) recordings of various physical
 properties taken over the length of the borehole.

Are you sure you want to use GIMP to work with this sort of things anyhow?
What really do you want to do to them -- are you sure ImageMagick wouldn't be
a better choice for most operations?

/* Steinar */
-- 
Homepage: http://www.sesse.net/
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Re: [Gimp-developer] GIMP Image Size Limits

2003-01-10 Thread Kevin Myers
Hi Sven -

My images are extremely long and relatively narrow, not anywhere near
square.  A typical image size would be approximately 200K pixels in length
(height), by only 2K pixels in length, for a total image size of about 400M
pixels.  I have some images over 600M pixels, while others are somewhat
smaller.

Yes, some of these images exceed 200ft in length.  You may be wondering what
they could be: images of well logs for oil and gas wells.  These are
essentially strip chart (graphical) recordings of various physical
properties taken over the length of the borehole.  They are rather
drastically scaled down already (typically 1 inch represents somewhere
between 20 to 100 feet) in the vertical dimension, and detail is important,
so further scale reduction is NOT practical.  It is also impractical for
other reasons that are too complex to get into here to split the images up
into smaller sections.

Bottom line:  Again, I must state that the problem I am encountering is NOT
related to the pixel count or file size!  It occurs when the number of
pixels on ONE axis multiplied by the resolution exceeds approximately 187.5
feet in length.

Thanks for your comments re GIMP 1.3.x.  Your positive impressions are
somewhat surprising to me, since comments from Tor Lilqvist (the primary
porter of GIMP 1.2.x to Windows), led me to believe that porting 1.3.x to
Windows was going to be very difficult.  Something to do with library
interdependencies and lack of related tools under Windows if I remember
correctly.  Since Tor's porting skills are far beyond my own, and he's been
involved with porting the GIMP for quite a while now, I tend to respect his
opinions.  However, anyone can occasionally miss something, especially if
they are too busy with other things.  Do you know anywhere I could find some
instructions for installing GIMP 1.3.x under Windows?

s/KAM


- Original Message -
From: Sven Neumann [EMAIL PROTECTED]
To: Kevin Myers [EMAIL PROTECTED]
Cc: gimp users [EMAIL PROTECTED]; gimp developers
[EMAIL PROTECTED]
Sent: Friday, January 10, 2003 4:46 AM
Subject: Re: [Gimp-developer] GIMP Image Size Limits


 Hi,

 Kevin Myers [EMAIL PROTECTED] writes:

  Thanks for your reply.  My tile cache size is set to 1GB (I have
  1.5GB of RAM), which should theoretically help based on your
  comments.  Also, upon further testing I have found that the problem
  I am encountering seems to be related to the physical dimensions of
  the image, rather than the file size or pixel count.  For example,
  the GIMP is failing when the height of the image exceeds about 187.5
  feet, regardless of whether using 72 dpi or 200 dpi.

 are you saying 188 _feet_ ? That would make about 162000 pixels of
 image height. How wide are these images? If I'd assume the same width,
 a single RGB layer would have more than 75GB of image data. Your
 operating system is not even able to address the amount of virtual
 memory you'd need to work with such a beast.

  I would be very willing to try the 1.3x source track.
  Unfortunately, I am limited to running under Windows at the moment,
  and my understanding is that 1.3x has not yet been ported to
  Windows, and that porting would be far too difficult for my amateur
  level porting skills.

 this is not true; actually the situation is the other way around.
 While GIMP-1.2 needed real porting work, all the libraries required by
 GIMP-1.3 now officially support the Win32 platform and it shouldn't be
 too difficult to get the GIMP-1.3 source compiled on Windows.


 Salut, Sven
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Re: [Gimp-developer] GIMP Image Size Limits

2003-01-10 Thread Sven Neumann
Hi,

Kevin Myers [EMAIL PROTECTED] writes:

 My images are extremely long and relatively narrow, not anywhere
 near square.  A typical image size would be approximately 200K
 pixels in length (height), by only 2K pixels in length, for a total
 image size of about 400M pixels.  I have some images over 600M
 pixels, while others are somewhat smaller.
 
 Yes, some of these images exceed 200ft in length.  You may be
 wondering what they could be: images of well logs for oil and gas
 wells.  These are essentially strip chart (graphical) recordings of
 various physical properties taken over the length of the borehole.
 They are rather drastically scaled down already (typically 1 inch
 represents somewhere between 20 to 100 feet) in the vertical
 dimension, and detail is important, so further scale reduction is
 NOT practical.  It is also impractical for other reasons that are
 too complex to get into here to split the images up into smaller
 sections.
 
 Bottom line: Again, I must state that the problem I am encountering
 is NOT related to the pixel count or file size!  It occurs when the
 number of pixels on ONE axis multiplied by the resolution exceeds
 approximately 187.5 feet in length.

please file a bug-report with all the information that might be useful.

 Thanks for your comments re GIMP 1.3.x.  Your positive impressions
 are somewhat surprising to me, since comments from Tor Lilqvist (the
 primary porter of GIMP 1.2.x to Windows), led me to believe that
 porting 1.3.x to Windows was going to be very difficult.  Something
 to do with library interdependencies and lack of related tools under
 Windows if I remember correctly.  Since Tor's porting skills are far
 beyond my own, and he's been involved with porting the GIMP for
 quite a while now, I tend to respect his opinions.  However, anyone
 can occasionally miss something, especially if they are too busy
 with other things.  Do you know anywhere I could find some
 instructions for installing GIMP 1.3.x under Windows?

obviously Tor and Hans have some problems with the way we reorganized
the code. I'm sure however that this can be solved. Due to the much
improved abstraction layers in GLib-2.x, the GIMP-1.3 source tree is a
lot more portable and should compile out-of-the-box provided you get
the build system setup correctly. But then, I've never tried it
myself, so you should probably ignore me.


Salut, Sven

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Re: [Gimp-developer] GIMP Image Size Limits

2003-01-10 Thread Sven Neumann
Hi,

just for your information: The problem is being discussed further in

  http://bugzilla.gnome.org/show_bug.cgi?id=103030

and has been fixed in CVS in the meantime.


Salut, Sven
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[Gimp-developer] FW: Patch for wishlist entry 75558

2003-01-10 Thread Austin Donnelly
Can someone please look into this patch I've been submitted?

Ta,
Austin


---BeginMessage---
Title: Patch for wishlist entry 75558






Hi,

I wrote a patch for the bugzilla entry 75558, curve tool does not remember old 

values.

I wrote a patch for this a while ago, but it seems to be removed in the newer 

gimp versions because of some problems.


So I made the change again and hope that you can commit it to cvs.

This time I tested it with RGB and grayscale pictures. No problems whatever.


(patch is appended)


Thanks,

Ralf


-- 




Ralf Engels

Software design engineer

www.rengels.de



--- gimpcurvestool.c.old	Fri Jan 10 12:30:05 2003
+++ gimpcurvestool.c	Fri Jan 10 12:38:57 2003
@@ -289,17 +289,17 @@
   if (!curves_dialog)
 {
   curves_dialog = curves_dialog_new ();
-}
- 
-  /*  Initialize the values  */
-  curves_dialog-channel = GIMP_HISTOGRAM_VALUE;
-  for (i = 0; i  5; i++)
-for (j = 0; j  256; j++)
-  curves_dialog-curve[i][j] = j;
-  
-  for (i = 0; i  5; i++)
-{
-  curves_channel_reset (i);
+
+  /*  Initialize the values  */
+  curves_dialog-channel = GIMP_HISTOGRAM_VALUE;
+  for (i = 0; i  5; i++)
+for (j = 0; j  256; j++)
+  curves_dialog-curve[i][j] = j;
+  
+  for (i = 0; i  5; i++)
+{
+  curves_channel_reset (i);
+}
 }
 
   curves_dialog-drawable  = gimp_image_active_drawable (gdisp-gimage);
@@ -333,6 +333,9 @@
 gtk_widget_show (curves_dialog-shell);
 
   curves_update (curves_dialog, GRAPH | DRAW);
+
+  if (curves_dialog-preview)
+curves_preview (curves_dialog);
 }
 
 static void

---End Message---
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Re: [Gimp-developer] FW: Patch for wishlist entry 75558

2003-01-10 Thread Sven Neumann
Hi,

Austin Donnelly [EMAIL PROTECTED] writes:

 Can someone please look into this patch I've been submitted?

can you please ask the submitter to attach the patch to the bug-report
and to explain why it should be applied.


Salut, Sven
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Re: [Gimp-developer] gimp-perl for windows?

2003-01-10 Thread Branko Collin
On 10 Jan 2003, at 12:37, Joakim wrote:

 I have tried to find gimp-perl for win32 but I can't find it.
 The Gimp-Perl FAQ says that there is no port of gimp-perl for win32.
 Is the FAQ not updated or is it really true that their is no port? In
 the latter case, is anybody trying to do a port?

No, there is no port, and as far as I know, nobody's trying to port
it.

I thought there had been discussion about this on the developer list,
but I am not sure I found it:



On 22 Dec 2001, at 1:47, Fabian Frédérick wrote:

 About Perl-Gimp for Windows, I've done a skeleton of that stuff
 Problem is it doesn't work with structs yet (Perl blessing doesn't
 work at all).



On 19 Apr 2002, at 19:19, [EMAIL PROTECTED] wrote:

 [Scheme] does, however, run under windows, unlike gimp-perl,
 which should be very easy to port without Gtk. Porting Gtk
 should be easy too, if the destination is named cygwin.

 Unfortunately, the developers who do the windows port don't use
 the same config mechanisms as under unix/cygwin, and Gtk is
 proven to be hard to port to that environment.


On 24 Apr 2002, at 18:49, [EMAIL PROTECTED] wrote:
 On Fri, Apr 19, 2002 at 10:34:19PM +0300, Tor
 Lillqvist [EMAIL PROTECTED] wrote:

  and Gtk is proven to be hard to port to that environment.
  ... but I still fear that porting gimp-perl might be quite
  a task.

 Why? I apart from trivial changes (gimp-perl has to parse
 the output of gimptool -n --install-admin-bin because
 gimptool doesn't have an option to output the pluginpath
 and can't be edited under windows), it compiled out of the
 box five minutes ago under windows 2000 using cygwin
 and the binaries from www.gimp.org/win32 (which, as I
 read it, are not really compatible with my environment
 anyways).

 I think the remaining problems are highly trivial (e.g.
 possible reliance on / instead of \, which mostly isn't a
 problem under windows anyways, socket functions etc.)

 It's just that this has to do somebody who knows windows
 better then me (I lack the time  compiler to compile gimp
 c for windows just to test it).


Perhaps you could try and port it yourself, or sponsor somebody who
can. Or you could file an enhancement request at
http://bugzilla.gnome.org.

Good luck,

--
branko collin
[EMAIL PROTECTED]
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[Gimp-developer] writing plug-in on windows platform

2003-01-10 Thread Veysel Harun SAHIN
Hello,

I have basic C programming knowledge and looking for a
starting point to learn writing gimp plugins. I am
currently using windows platform. Any comments?

Thanks in advance.

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