[Octave-bug-tracker] [bug #46745] imresize defoult method (bicubic) return <0 and >1 values

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?46745>

                 Summary: imresize defoult method (bicubic) return <0  and >1
values
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Tue 22 Dec 2015 08:18:55 AM UTC
                Category: Octave Function
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: 
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 3.8.1
        Operating System: GNU/Linux

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Details:

I have noticed then while input image has black frame around it,
the resize function may return values out of the range of [0,1].

try on this image the code:

im=imread('example image.png');
imRes=imresizr(im,[512,512]);
min(imRes(:))
max(imRes(:))




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File Attachments:


-------------------------------------------------------
Date: Tue 22 Dec 2015 08:18:55 AM UTC  Name: Example image.png  Size: 155kB  
By: None

<http://savannah.gnu.org/bugs/download.php?file_id=35832>

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  <http://savannah.gnu.org/bugs/?46745>

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