Hi Bill,
Just to add that I get the same behaviour you describe on win-xp with jqt
and jconsole on Windows 7.


On Wed, May 10, 2017 at 7:02 PM, bill lam <[email protected]> wrote:

> I can duplicate the behavior on win-xp. reading jpg was ok on jqt but
> failed on jconsole.
>
> I think the issue is loading jqt.dll under windows jconsole cannot
> loading files in imageformats.
>
> png does not have such problem since png support is always built-in
> inside qt core dlls and does not need additional dll.
>
> On Wed, May 10, 2017 at 12:22 PM, bill lam <[email protected]> wrote:
> > Hi Ric,
> > Does jpg work on windows using jqt instead of jconsole?
> >
> > Ср, 10 май 2017, Ric Tikkanz написал(а):
> >> Hi Bill,
> >> I have the same versions of all packages as you on both Linux and
> Windows.
> >> On Linux I can successfully read and write jpg and png. On Windows I can
> >> read and write png, but not jpg.
> >>
> >> readimg_jqtide_ 'toucan.png'  NB. works fine on Windows & Linux
> >> readimg_jqtide_ 'toucan.jpg'  NB. works on Linux but not Windows
> >> 'writetoucan.png' writeimg_jqtide_~ readimg_jqtide_ 'toucan.png'  NB.
> works
> >> fine on Windows & Linux
> >> 'writetoucan.jpg' writeimg_jqtide_~ readimg_jqtide_ 'toucan.png'  NB.
> works
> >> fine on Linux but not Windows
> >>
> >>
> >> Cheers,
> >>
> >> On Wed, May 10, 2017 at 1:43 PM, bill lam <[email protected]> wrote:
> >>
> >> > Thanks Ric for the procedure, but I can not reproduce the issue
> >> > on j805 linux64 with the latest addons.  My environment
> >> >    JVERSION
> >> > Engine: j806/j64avx/linux
> >> > Beta: commercial/2017-04-30T15:56:43
> >> > Library: 8.05.14
> >> > Platform: Linux 64
> >> > Installer: unknown
> >> > InstallPath: /usr/share/j/8.05
> >> > Contact: www.jsoftware.com
> >> >
> >> >   1!:0 jpath'~temp/toucan*'
> >> > +----------+------------------+-----+---+------+----------+
> >> > |toucan.png|2017 4 12 19 20 18|20278|rw-|------|-rw-r-----|
> >> > +----------+------------------+-----+---+------+----------+
> >> > |toucan.jpg|2017 4 12 19 20 18|7497 |rw-|------|-rw-r-----|
> >> > +----------+------------------+-----+---+------+----------+
> >> >
> >> >    3{."1 'search'jpkgv'qt'
> >> > +------+-------+-------+
> >> > |ide/qt|1.1.118|1.1.118|
> >> > +------+-------+-------+
> >> >    3{."1 'search'jpkgv'graphics'
> >> > +----------------+-------+-------+
> >> > |graphics/afm    |1.0.14 |1.0.14 |
> >> > |graphics/bmp    |1.0.13 |1.0.13 |
> >> > |graphics/cairo  |1.0.8  |1.0.8  |
> >> > |graphics/color  |1.0.17 |1.0.17 |
> >> > |graphics/d3     |0.0.7  |0.0.7  |
> >> > |graphics/fvj4   |1.0.16 |1.0.16 |
> >> > |graphics/gl2    |1.0.93 |1.0.93 |
> >> > |graphics/gnuplot|1.0.6  |1.0.6  |
> >> > |graphics/graph  |1.0.21 |1.0.21 |
> >> > |graphics/jpeg   |1.0.17 |1.0.17 |
> >> > |graphics/pdfdraw|1.0.5  |1.0.5  |
> >> > |graphics/plot   |1.0.182|1.0.182|
> >> > |graphics/png    |1.0.25 |1.0.25 |
> >> > |graphics/print  |1.0.16 |1.0.16 |
> >> > |graphics/treemap|1.0.15 |1.0.15 |
> >> > |graphics/viewmat|1.0.82 |1.0.82 |
> >> > +----------------+-------+-------+
> >> >
> >> >
> >> > Ср, 10 май 2017, Ric Tikkanz написал(а):
> >> > > When I start a j805 jconsole on Windows 7, then load 'ide/qt/qtlib'
> >> > > I can successfully read and write png files using readimg_jqtide_
> and
> >> > > writeimg_jqtide_,
> >> > > but if I try and read a jpeg image file, I also get an empty matrix
> of
> >> > > shape 0 0 that Devon reports above.
> >> > >
> >> > > load 'ide/qt/qtlib'
> >> > > $readimg_jqtide_ jpath '~temp/toucan.png'
> >> > > 144 200
> >> > > $readimg_jqtide_ jpath '~temp/toucan.jpg'
> >> > > 0 0
> >> > >
> >> > >
> >> > >    JVERSION
> >> > > Engine: j805/j64/windows
> >> > > Release: commercial/2016-12-11T08:02:16
> >> > > Library: 8.05.14
> >> > > Platform: Win 64
> >> > > Installer: J805 install
> >> > > InstallPath: c:/program files/j64-805
> >> > > Contact: www.jsoftware.com
> >> > >
> >> > > On Wed, May 10, 2017 at 8:17 AM, Devon McCormick <
> [email protected]>
> >> > wrote:
> >> > >
> >> > > > Now the mystery deepens: despairing of figuring out what I'd done
> >> > > > previously to "fix" J (allow it to load the JQt image libraries
> even
> >> > when
> >> > > > running from jconsole), I installed J 8.04 on my new machine in
> >> > preparation
> >> > > > of diff'ing it against my customized version but, to my surprise,
> the
> >> > image
> >> > > > library works fine under jconsole in 8.04 without me changing
> >> > anything.  It
> >> > > > still fails under J 8.05.
> >> > > >
> >> > > > This was a fresh install, downloaded from Jsoftware.com, so the
> only
> >> > > > customization remaining would be in my own startup scripts, the
> same
> >> > ones
> >> > > > that run under J 8.05.
> >> > > >
> >> > > > In any case, I can continue my work under J 8.04.
> >> > > >
> >> > > > On Mon, Mar 13, 2017 at 2:31 AM, Devon McCormick <
> [email protected]>
> >> > > > wrote:
> >> > > >
> >> > > > > OK - I'm using Windows 7 on AMD on this new machine - it may be
> >> > something
> >> > > > > to do with this configuration.
> >> > > > >
> >> > > > > On Sun, Mar 12, 2017 at 10:37 PM, bill lam <[email protected]
> >
> >> > wrote:
> >> > > > >
> >> > > > >> There is no recent changes in wdreadimg or jqt binaries.
> >> > > > >> I tested readimg under jconsole worked ok on linux64.
> >> > > > >>
> >> > > > >> Вс, 12 мар 2017, Devon McCormick написал(а):
> >> > > > >> > OK - but now I find that the underlying DLL call to
> "wdreadimg"
> >> > gives
> >> > > > >> me a
> >> > > > >> > 0 0 matrix result.  However, this is a new PC, so I'm not
> sure
> >> > there
> >> > > > >> isn't
> >> > > > >> > something else funny going on.
> >> > > > >> >
> >> > > > >> > On Sun, Mar 12, 2017 at 5:49 AM, bill lam <
> [email protected]>
> >> > > > wrote:
> >> > > > >> >
> >> > > > >> > > If you are not running jqt, loading all jqt definitions can
> >> > > > >> > > cause conflicts and be harmful. If you know what you are
> doing,
> >> > > > >> > > you can run
> >> > > > >> > > load 'ide/qt/qtlib'
> >> > > > >> > > which enable some qt facilities for non-Qt platforms.
> >> > > > >> > >
> >> > > > >> > > Sorry for inconvenience, the changes should have happened
> in
> >> > > > >> > > j806 beta.
> >> > > > >> > >
> >> > > > >> > > Вс, 12 мар 2017, Devon McCormick написал(а):
> >> > > > >> > > > It looks like the problem is that I work under emacs
> using
> >> > > > >> jconsole, and
> >> > > > >> > > > there's a switch using "IFQT" that avoids load qtlib for
> me.
> >> > > > >> > > >
> >> > > > >> > > > On Sun, Mar 12, 2017 at 5:20 AM, bill lam <
> >> > [email protected]>
> >> > > > >> wrote:
> >> > > > >> > > >
> >> > > > >> > > > > Yes there was some refactorization on the image and
> hash
> >> > cover
> >> > > > >> > > > > verbs, but they should work as now.  What is your
> version of
> >> > > > qtide
> >> > > > >> > > > > addon?  The verb should be in jqtide locale in the file
> >> > > > >> > > > > ~addons/ide/qt/qtlib.ijs which should be loaded
> >> > automatically
> >> > > > >> > > > > while loading qtide addons.  Please provide more
> >> > information so
> >> > > > >> > > > > that I can check. Thanks.
> >> > > > >> > > > >
> >> > > > >> > > > >
> >> > > > >> > > > > Вс, 12 мар 2017, Devon McCormick написал(а):
> >> > > > >> > > > > > I used to find code to read and write .JPGs in the
> jqtide
> >> > > > >> namespace
> >> > > > >> > > but
> >> > > > >> > > > > > this seems to have disappeared in recent versions of
> J -
> >> > I'm
> >> > > > on
> >> > > > >> J
> >> > > > >> > > 8.05.
> >> > > > >> > > > > >
> >> > > > >> > > > > > Did this migrate somewhere?  Is here another image
> >> > > > >> reader/writer that
> >> > > > >> > > > > > people use?  It seems I have to re-ask this question
> every
> >> > > > >> couple of
> >> > > > >> > > > > years
> >> > > > >> > > > > > because this keeps changing.
> >> > > > >> > > > > >
> >> > > > >> > > > > > Regards,
> >> > > > >> > > > > >
> >> > > > >> > > > > > Devon
> >> > > > >> > > > > > --
> >> > > > >> > > > > >
> >> > > > >> > > > > > Devon McCormick, CFA
> >> > > > >> > > > > >
> >> > > > >> > > > > > Quantitative Consultant
> >> > > > >> > > > > > ------------------------------
> >> > ------------------------------
> >> > > > >> > > ----------
> >> > > > >> > > > > > For information about J forums see
> >> > http://www.jsoftware.com/
> >> > > > >> > > forums.htm
> >> > > > >> > > > >
> >> > > > >> > > > > --
> >> > > > >> > > > > regards,
> >> > > > >> > > > > ====================================================
> >> > > > >> > > > > GPG key 1024D/4434BAB3 2008-08-24
> >> > > > >> > > > > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3
> >> > > > >> > > > > gpg --keyserver subkeys.pgp.net --armor --export
> 4434BAB3
> >> > > > >> > > > > ------------------------------
> >> > ------------------------------
> >> > > > >> ----------
> >> > > > >> > > > > For information about J forums see
> >> > > > http://www.jsoftware.com/forum
> >> > > > >> s.htm
> >> > > > >> > > >
> >> > > > >> > > >
> >> > > > >> > > >
> >> > > > >> > > >
> >> > > > >> > > > --
> >> > > > >> > > >
> >> > > > >> > > > Devon McCormick, CFA
> >> > > > >> > > >
> >> > > > >> > > > Quantitative Consultant
> >> > > > >> > > > ------------------------------
> ------------------------------
> >> > > > >> ----------
> >> > > > >> > > > For information about J forums see
> >> > http://www.jsoftware.com/forum
> >> > > > >> s.htm
> >> > > > >> > >
> >> > > > >> > > --
> >> > > > >> > > regards,
> >> > > > >> > > ====================================================
> >> > > > >> > > GPG key 1024D/4434BAB3 2008-08-24
> >> > > > >> > > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3
> >> > > > >> > > gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3
> >> > > > >> > > ------------------------------
> ------------------------------
> >> > > > >> ----------
> >> > > > >> > > For information about J forums see
> >> > http://www.jsoftware.com/forum
> >> > > > >> s.htm
> >> > > > >> > >
> >> > > > >> >
> >> > > > >> >
> >> > > > >> >
> >> > > > >> > --
> >> > > > >> >
> >> > > > >> > Devon McCormick, CFA
> >> > > > >> >
> >> > > > >> > Quantitative Consultant
> >> > > > >> > ------------------------------------------------------------
> >> > > > ----------
> >> > > > >> > For information about J forums see http://www.jsoftware.com/
> >> > > > forums.htm
> >> > > > >>
> >> > > > >> --
> >> > > > >> regards,
> >> > > > >> ====================================================
> >> > > > >> GPG key 1024D/4434BAB3 2008-08-24
> >> > > > >> gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3
> >> > > > >> gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3
> >> > > > >> ------------------------------------------------------------
> >> > ----------
> >> > > > >> For information about J forums see http://www.jsoftware.com/
> >> > forums.htm
> >> > > > >>
> >> > > > >
> >> > > > >
> >> > > > >
> >> > > > > --
> >> > > > >
> >> > > > > Devon McCormick, CFA
> >> > > > >
> >> > > > > Quantitative Consultant
> >> > > > >
> >> > > > >
> >> > > >
> >> > > >
> >> > > > --
> >> > > >
> >> > > > Devon McCormick, CFA
> >> > > >
> >> > > > Quantitative Consultant
> >> > > > ------------------------------------------------------------
> ----------
> >> > > > For information about J forums see http://www.jsoftware.com/
> forums.htm
> >> > > >
> >> > > ------------------------------------------------------------
> ----------
> >> > > For information about J forums see http://www.jsoftware.com/
> forums.htm
> >> >
> >> > --
> >> > regards,
> >> > ====================================================
> >> > GPG key 1024D/4434BAB3 2008-08-24
> >> > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3
> >> > gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3
> >> > ------------------------------------------------------------
> ----------
> >> > For information about J forums see http://www.jsoftware.com/
> forums.htm
> >> >
> >> ----------------------------------------------------------------------
> >> For information about J forums see http://www.jsoftware.com/forums.htm
> >
> > --
> > regards,
> > ====================================================
> > GPG key 1024D/4434BAB3 2008-08-24
> > gpg --keyserver subkeys.pgp.net --recv-keys 4434BAB3
> > gpg --keyserver subkeys.pgp.net --armor --export 4434BAB3
> ----------------------------------------------------------------------
> For information about J forums see http://www.jsoftware.com/forums.htm
>
----------------------------------------------------------------------
For information about J forums see http://www.jsoftware.com/forums.htm

Reply via email to