[Octave-cvsupdate] SF.net SVN: octave:[10192] trunk/octave-forge/main/image/inst/im2double.m

[<car...@us...>]

Revision: 10192
          http://octave.svn.sourceforge.net/octave/?rev=10192&view=rev
Author:   carandraug
Date:     2012-04-11 16:45:41 +0000 (Wed, 11 Apr 2012)
Log Message:
-----------
im2double: added tests

Modified Paths:
--------------
    trunk/octave-forge/main/image/inst/im2double.m

Modified: trunk/octave-forge/main/image/inst/im2double.m
===================================================================
--- trunk/octave-forge/main/image/inst/im2double.m	2012-04-11 15:22:19 UTC (rev 10191)
+++ trunk/octave-forge/main/image/inst/im2double.m	2012-04-11 16:45:41 UTC (rev 10192)
@@ -67,3 +67,8 @@
       error ("unsupported image class");
   endswitch
 endfunction
+
+%!assert(im2double([1 2 3]), [1 2 3]);                  # double returns the same
+%!assert(im2double(uint8([0 255])), [0 1]);             # basic usage
+%!assert(im2double(uint8([1 25]), "indexed"), [2 26]);  # test indexed
+%!assert(im2double(int16([-32768 32768])), [0 1]);      # test signed integer

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