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[Octave-bug-tracker] [bug #41714] Imagesc causes bus error when drawing
From: |
Arun Giridhar |
Subject: |
[Octave-bug-tracker] [bug #41714] Imagesc causes bus error when drawing large images |
Date: |
Wed, 26 Feb 2014 20:25:12 +0000 |
User-agent: |
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:27.0) Gecko/20100101 Firefox/27.0 |
URL:
<http://savannah.gnu.org/bugs/?41714>
Summary: Imagesc causes bus error when drawing large images
Project: GNU Octave
Submitted by: arungiridhar
Submitted on: Wed 26 Feb 2014 03:25:10 PM EST
Category: Plotting
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: None
Status: None
Assigned to: None
Originator Name:
Originator Email:
Open/Closed: Open
Discussion Lock: Any
Release: dev
Operating System: GNU/Linux
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Details:
Octave exits with a bus error (signal 7) when one passes a large matrix to
imagesc. This is using the Qt graphics toolkit on 64-bit Ubuntu 12.04. Using
surf on the same large matrix works OK.
>> graphics_toolkit
ans = qt
>> n = 1000; imagesc(rand(n,n)); colorbar ## works
>> n = 4000; surf(rand(n,n)); colorbar ## works
>> n = 4000; imagesc(rand(n,n)); colorbar ## exits with bus error (signal 7)
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?41714>
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- [Octave-bug-tracker] [bug #41714] Imagesc causes bus error when drawing large images,
Arun Giridhar <=