[Octave-bug-tracker] [bug #42115] imadjust output differs from Matlab

[anonymous]

URL:
  <http://savannah.gnu.org/bugs/?42115>

                 Summary: imadjust output differs from Matlab
                 Project: GNU Octave
            Submitted by: None
            Submitted on: Mo 14 Apr 2014 11:34:18 UTC
                Category: Octave Forge Package
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Matlab Compatibility
                  Status: None
             Assigned to: None
         Originator Name: notagain
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 3.8.1
        Operating System: Any

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Details:

# image *|   2.2.1 


    octave:184> img=imread('img.bmp');
    octave:185> n = imadjust(img, [0; 0.8], [0; 0.7]);
    octave:186> sum(sum(n))
    ans =
    ans(:,:,1) =               307200
    ans(:,:,2) =               307200
    ans(:,:,3) =               307199
    >> img=imread('img.bmp');
    >> n = imadjust(img, [0; 0.8], [0; 0.7]);
    >> sum(sum(n))
    ans(:,:,1) =
        37132769
    ans(:,:,2) =
        36824936
    ans(:,:,3) =
        37609049





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