Install Qt 5 libraries is not enough because the prebuilt jqt links with Qt 4.8. On May 6, 2016 3:28 AM, "Robert Cyr" <[email protected]> wrote:
> After further testing, I can confirm that certain demos do not work as > expected. > > I certainly had not tried the multimedia Qt demo. As expected it responds > by saying: > > *This demo is not supported on Linux 1.4.10/4.8.6* > > > webview went ahead and opened the Yahoo news page with an animated banner > add. I cannot start a video in this web page however, nor can I navigate > to news items offered on the page. > > > > This time I tried to install 5.0.2, but it seems some additional libraries > are need *(,QGtkStyle could not resolve GTK. Make sure you have installed > the proper libraries.)*, and I could not complete the process. I will try > again this weekend. > > > Thanks again for your help. > > > Robert Cyr > > > > On Tue, May 3, 2016 at 9:05 PM bill lam <[email protected]> wrote: > > > Are you sure that the demo video can run on linux/Qt 4.8? What > > is the name of that demo? > > > > Вт, 03 май 2016, Robert Cyr написал(а): > > > Thank you all for your support. > > > > > > After downloading the latest Qt online.run file for linux, I could not > > get > > > the Ubuntu laucher to accept the file. I did not try to build Qt5. > But I > > > did try out many of the Qt demos as well as Showcase demos. All worked > > > fine including those involving videos. > > > > > > Of course, changing my default video player did not help. > > > > > > > > > > > > On Mon, May 2, 2016 at 7:44 PM bill lam <[email protected]> wrote: > > > > > > > Certainly linux supports playing mp4 but jqt for linux is built > > against an > > > > older version of Qt (4.8) because some linux boxes out there do not > > support > > > > Qt 5. This is an issue of Qt libraries only. > > > > > > > > One can also build jqt against Qt 5.4 from source. > > > > On May 3, 2016 3:19 AM, "Raul Miller" <[email protected]> wrote: > > > > > > > > > Oops, I was sloppy and missed that linux was involved. > > > > > > > > > > Under linux you're probably at the mercy of the installed handlers > > for > > > > > MIME types and whatever overrides have been installed. > > > > > > > > > > See https://wiki.debian.org/MimeTypesSupport (and linked pages) > for > > > > > example, for the basics, then something like > > > > > https://wiki.archlinux.org/index.php/default_applications for how > > that > > > > > might play out, in terms of config files. > > > > > > > > > > Linux is getting to be almost as bad (or almost as good, depending > on > > > > > your perspective) as Windows for this kind of thing... > > > > > > > > > > -- > > > > > Raul > > > > > > > > > > > > > > > On Mon, May 2, 2016 at 3:05 PM, robert therriault < > > [email protected] > > > > > > > > > > wrote: > > > > > > Thanks Raul, > > > > > > > > > > > > I suppose that is possible, but I would have thought that Linux > > would > > > > > have a way of dealing with .mp4 files. The error of not finding a > > > > > multimedia control in labsel makes me think that it is looking in > > the lab > > > > > selection form for the videoviewer controls. This is why I suspect > a > > > > > 'ghost' form, but I appreciate your suggestion as it introduces > other > > > > > possibilities. > > > > > > > > > > > > Cheers, bob > > > > > > > > > > > >> On May 2, 2016, at 11:49 AM, Raul Miller <[email protected] > > > > > > wrote: > > > > > >> > > > > > >> Is there a chance that the video viewer has an OS requirement? > > (Like > > > > > >> maybe windows media player needs to be installed?) > > > > > >> > > > > > >> Thanks, > > > > > >> > > > > > >> -- > > > > > >> Raul > > > > > >> > > > > > >> > > > > > >> On Mon, May 2, 2016 at 2:47 PM, robert therriault < > > > > > [email protected]> wrote: > > > > > >>> Hi Robert and much thanks for letting me know about the issue > you > > > > > found. > > > > > >>> > > > > > >>> Could you run wdforms '' in the terminal window and let me know > > what > > > > > you find? That should indicate whether there are any 'ghost' forms > > that > > > > may > > > > > be crossing things up and may be a clue to the source of the bug. > > Another > > > > > option would be to restart the jqt session and see if the problem > > > > persists. > > > > > If it does then 'ghost' forms would not be an issue. > > > > > >>> > > > > > >>> These are my specs on my system, which is running fine. > > > > > >>> > > > > > >>> Engine: j804/j64/darwin > > > > > >>> Release: commercial/2015-12-21 18:06:25 > > > > > >>> Library: 8.04.15 > > > > > >>> Qt IDE: 1.4.9/5.4.2 > > > > > >>> Platform: Darwin 64 > > > > > >>> Installer: J804 install > > > > > >>> > > > > > >>> The difference that I see other than the platform is the Qt IDE > > > > > version of 1.4.9/5.4.2 Perhaps Chris or Bill could suggest whether > > there > > > > > should be different versions across different platforms. > > > > > >>> > > > > > >>> Cheers, bob > > > > > >>> > > > > > >>>> On May 2, 2016, at 11:20 AM, Robert Cyr <[email protected] > > > > > > wrote: > > > > > >>>> > > > > > >>>> On my Ubuntu 15.10 PC, running on a Haswell Core I-5-4570 > with 8 > > > > GiB. > > > > > >>>> > > > > > >>>> j804/j64/linux ,Release: commercial/2015-12-28 10:47:03 > Library: > > > > > 8.04.15, > > > > > >>>> Qt IDE: 1.4.10/4.8.6, Platform: Linux 64, Installer: J804 > > install. > > > > > >>>> > > > > > >>>> > > > > > >>>> I get this error message: > > > > > >>>> > > > > > >>>> > > > > > >>>> *error in: labsel_ok_button* > > > > > >>>> > > > > > >>>> > > > > > >>>> *cc : child not supported: multimedia video* > > > > > >>>> > > > > > >>>> * wd * > > > > > >>>> > > > > > >>>> > > > > > >>>> * (LF,~wd ::(''"_)'qer') (13!:8)3 * > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> > > > > > >>>> On Sun, Apr 17, 2016 at 5:10 PM robert therriault < > > > > > [email protected]> > > > > > >>>> wrote: > > > > > >>>> > > > > > >>>>> Murray, > > > > > >>>>> > > > > > >>>>> I have updated the video viewer for the labs to include an > > option > > > > to > > > > > >>>>> increase the size of the video viewing window if you have > > access > > > > to a > > > > > >>>>> larger screen. If you update the the video viewer from the > > package > > > > > manager, > > > > > >>>>> you should see radio buttons down the left size of the screen > > that > > > > > allow > > > > > >>>>> you to select different sizes. > > > > > >>>>> > > > > > >>>>> Cheers, bob > > > > > >>>>> > > > > > >>>>>> On Mar 10, 2016, at 1:57 PM, Murray Eisenberg < > > > > > [email protected]> > > > > > >>>>> wrote: > > > > > >>>>>> > > > > > >>>>>> Is there some way to enlarge the video viewing window? > > > > > >>>>>> > > > > > >>>>>> On my 27” screen, the video is much too small for > comfortable > > > > > viewing. > > > > > >>>>>> > > > > > >>>>>> Most every video viewer I know allows such magnification. > But > > I > > > > > don’t > > > > > >>>>> see any control here to do that, and the entire surrounding > > window > > > > > will not > > > > > >>>>> resize by dragging any edge or corner. > > > > > >>>>>> > > > > > >>>>>> > > > > > >>>>>>> On Wed 9 Mar 2016 14:59:19 -0800,robert therriault < > > > > > >>>>> [email protected] <mailto:[email protected]>> wrote: > > > > > >>>>>>> > > > > > >>>>>>> > > > > > >>>>>>> ...For the last couple of months I have been working on > > creating > > > > a > > > > > >>>>> video version for J labs within the jqt environment. > > > > > >>>>>>> > > > > > >>>>>>> As a preview of coming attractions, I have made a video run > > > > > through of > > > > > >>>>> the lab and you can watch it here. > > https://youtu.be/vJ1i-XzU56E < > > > > > >>>>> https://youtu.be/vJ1i-XzU56E> Make sure you watch it in the > > HD > > > > > version > > > > > >>>>> as standard definition does not do justice to text videos. > > > > > >>>>>>> > > > > > >>>>>>> The addon for videolabs 1.0.0 itself is now available for > > > > > downloading > > > > > >>>>> through Package Manager under the category of > media/videolabs. > > It > > > > > requires > > > > > >>>>> you to be running j804 on the jqt platform in 64 bit mode. > Joe > > > > > Bogner has > > > > > >>>>> run it on Windows and I have run it on the Mac and while I > know > > > > that > > > > > video > > > > > >>>>> is not supported for Android in jqt, other platforms should > be > > > > fine. > > > > > >>>>>>> > > > > > >>>>>>> When downloaded you should see a new lab entered in the > > 'Addons' > > > > > >>>>> category of labs entitled 'Video Introduction to Labs'. > > Selecting > > > > > that lab > > > > > >>>>> should result in a message box display letting you know that > > the > > > > > first time > > > > > >>>>> you look at this lab that you will need to be connected to > the > > > > > internet for > > > > > >>>>> about an 8 Mb download of video resources. These files will > be > > > > > stored in > > > > > >>>>> the ~user/videolabs/Video_Introduction_to_Labs folder (don't > > worry > > > > > the > > > > > >>>>> download creates that folder) and should take less than a > > minute > > > > > with a > > > > > >>>>> decent internet connection. If you choose not to download, > > another > > > > > message > > > > > >>>>> box coms up letting you know that that lab will not run > > reliably > > > > > without > > > > > >>>>> the videos so that you should select a different lab. This > > process > > > > > was done > > > > > >>>>> so that large numbers of video files are not downloaded > during > > the > > > > > original > > > > > >>>>> creation of a lab, but only if the viewer wishes to see a > > > > particular > > > > > lab. > > > > > >>>>>>> > > > > > >>>>>>> Once you have completed the download the first page of the > > lab > > > > will > > > > > >>>>> appear with the video viewer minimized in the upper left > > corner. > > > > > Advancing > > > > > >>>>> the lab is all that you need to do to go through the videos > for > > > > each > > > > > >>>>> section and they should play automatically. The videos are in > > .mp4 > > > > > format > > > > > >>>>> and so should play on a variety of machines. If the videos do > > not > > > > > playback > > > > > >>>>> for you, let me know the JVERSION you are working with and > the > > type > > > > > of > > > > > >>>>> machine you are using and I will work on some fixes. Fingers > > > > crossed > > > > > that > > > > > >>>>> this will work for you….. > > > > > >>>>>>> > > > > > >>>>>> > > > > > >>>>>> —— > > > > > >>>>>> Murray Eisenberg > > > > > [email protected] > > > > > >>>>>> Mathematics & Statistics Dept. > > > > > >>>>>> Lederle Graduate Research Tower phone 240 246-7240 (H) > > > > > >>>>>> University of Massachusetts > > > > > >>>>>> 710 North Pleasant Street > > > > > >>>>>> Amherst, MA 01003-9305 > > > > > >>>>>> > > > > > >>>>>> > > > > > >>>>>> > > > > > >>>>>> > > > > > >>>>>> > > > > > > > ---------------------------------------------------------------------- > > > > > >>>>>> For information about J forums see > > > > > http://www.jsoftware.com/forums.htm > > > > > >>>>> > > > > > >>>>> > > > > > > > ---------------------------------------------------------------------- > > > > > >>>>> For information about J forums see > > > > > http://www.jsoftware.com/forums.htm > > > > > >>>> > > > > > ---------------------------------------------------------------------- > > > > > >>>> For information about J forums see > > > > > http://www.jsoftware.com/forums.htm > > > > > >>> > > > > > >>> > > > > > ---------------------------------------------------------------------- > > > > > >>> For information about J forums see > > > > http://www.jsoftware.com/forums.htm > > > > > >> > > ---------------------------------------------------------------------- > > > > > >> For information about J forums see > > > > http://www.jsoftware.com/forums.htm > > > > > > > > > > > > > > ---------------------------------------------------------------------- > > > > > > For information about J forums see > > http://www.jsoftware.com/forums.htm > > > > > > > ---------------------------------------------------------------------- > > > > > For information about J forums see > > http://www.jsoftware.com/forums.htm > > > > > ---------------------------------------------------------------------- > > > > 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 ---------------------------------------------------------------------- For information about J forums see http://www.jsoftware.com/forums.htm
