Re: imwrite.m test failures

[marco atzeri]

Il 10/6/2013 4:26 PM, Kai Torben Ohlhus ha scritto:
> On Thu, Oct 3, 2013 at 9:46 PM, marco atzeri
>
>     testing latest devel
>     (changeset:   17540:b7aa1d726bcc)
>
>     anyone seeing the same ?
>
>      >>>>> processing /pub/hg/octave/scripts/image/__imwrite.m
>        ***** testif HAVE_MAGICK
>       imw = randi (255, 100, "uint8");
>       filename = [tmpnam() ".png"];
>       unwind_protect
>         imwrite (imw, filename);
>         imr = imread (filename);
>       unwind_protect_cleanup
>         unlink (filename);
>       end_unwind_protect
>       assert (imw, imr)
>     !!!!! test failed
>     ASSERT errors for:  assert (imw,imr)
>
>        Location  |  Observed  |  Expected  |  Reason
>         (1,1)         104          103        Abs err 1 exceeds tol 0
>         (2,1)         184          183        Abs err 1 exceeds tol 0
>     ..
>        (99,100)        96           95        Abs err 1 exceeds tol 0
>       (100,100)       126          125        Abs err 1 exceeds tol 0
>      >>>>> processing /pub/hg/octave/scripts/image/__ind2gray.m
>
>
>
> For me it works fine (changeset
> http://hg.savannah.gnu.org/hgweb/octave/rev/7af442c326a8) Ubuntu 13.04.
>
>  >> test imwrite
>    ***** testif HAVE_MAGICK
>   imw = randi (255, 100, "uint8");
>   filename = [tmpnam() ".png"];
>   unwind_protect
>     imwrite (imw, filename);
>     imr = imread (filename);
>   unwind_protect_cleanup
>     unlink (filename);
>   end_unwind_protect
>   assert (imw, imr)
> ----- skipped test
>
> PASSES 9 out of 9 tests
> Skipped 1 test due to missing features
>
> Kai

strange, is your built linked to
GraphicsMagick or ImageMagick ?

On my cygwin
GraphicsMagick                           1.3.18


Regards
Marco