Re: Fedora and LV2

ah! of course.

ok. turned it on. restarted. found lv2 plugins.

selected "calf:vocoder" for an audio track. RG crashed...

Chuck


On 14/06/2024 1:41 am, Ted Felix wrote:
> Yes.  The feature is "experimental" and needs to be turned on in the 
> preferences: Edit > Preferences... > LV2 Plugin Support.
>
> Ted.
>
> On 6/13/24 5:00 PM, chuck elliot wrote:
>> ok. with the 'qt5-qtstyleplugins' package installed and environment 
>> settings
>>
>> as below, RG now runs with lilv and gtk2 but I don't seem to have 
>> access to any lv2 plugins.
>>
>> I have a variety of lv2 plugins installed but the dialogue only shows 
>> ladspa
>>
>> and dssi architectures and only ladspa plugins, of which I have a 
>> couple.
>>
>> Chuck.
>>
>>
>>
>> On 13/06/2024 2:22 pm, Ted Felix wrote:
>>> Philip has figured out how to get gtk2-devel and lilv-devel working 
>>> in Fedora 40:
>>>
>>> > To summarize:
>>> >
>>> > install the qt5-style-plugins package
>>> > set the environment variables:
>>> >   export QT_QPA_PLATFORMTHEME=gtk2
>>> >   export XDG_SESSION_TYPE=x11
>>> >
>>> > and rosegarden should work with the lv2 plugins and gtk editors
>>>
>>> See Feature Request 462:
>>>
>>> https://sourceforge.net/p/rosegarden/feature-requests/462/?page=8#8b89
>>>
>>> Ted.
>>>
>>> On 6/12/24 7:15 PM, chuck elliot wrote:
>>>> Confirmed - [76e11482] builds with lilv and without gtk2
>>>>
>>>> and lv2 plugins are operative.
>>>>
>>>> Chuck.
>>>>
>>>>
>>>> On 12/06/2024 20:11, Ted Felix wrote:
>>>>> Just pushed Philip's fix as [76e11482]. Please test latest git. 
>>>>> You should now be able to build with lilv and without gtk2.
>>>>>
>>>>>   Philip is looking further into the gtk2 issue.  I'll let you 
>>>>> know if there are any developments.  We are tracking this on 
>>>>> Feature Request 462, but at 7 pages it's pretty huge to navigate.
>>>>>
>>>>> https://sourceforge.net/p/rosegarden/feature-requests/462/
>>>>>
>>>>> Ted.
>>>>>
>>>>> On 6/12/24 11:41 AM, Ted Felix wrote:
>>>>>>    Ok, I'll see if Philip can fix this. Hopefully it's just a 
>>>>>> forgotten #ifdef someplace.
>>>>>>
>>>>>> Ted.
>>>>>>
>>>>>> On 6/12/24 11:34 AM, chuck elliot wrote:
>>>>>>> 'tried a new build with lilv-devel installed but not gtk2-devel.
>>>>>>>
>>>>>>> build failed at the link stage:
>>>>>>>
>>>>>>> /usr/bin/ld: ../librosegardenprivate.so: undefined reference to 
>>>>>>> `Rosegarden::LV2Gtk::getInstance()'
>>>>>>> collect2: error: ld returned 1 exit status
>>>>>>> make[2]: *** [src/CMakeFiles/rosegarden.dir/build.make:127: 
>>>>>>> rosegarden] Error 1
>>>>>>> make[1]: *** [CMakeFiles/Makefile2:264: 
>>>>>>> src/CMakeFiles/rosegarden.dir/all] Error 2
>>>>>>> make: *** [Makefile:146: all] Error 2
>>>>>>>
>>>>>>> so it looks like there is a dependency...
>>>>>>>
>>>>>>> Regards,
>>>>>>>
>>>>>>> Chuck.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On 12/06/2024 14:44, Ted Felix wrote:
>>>>>>>> Thanks for tracking this down. Yes, the LV2 stuff can use gtk2, 
>>>>>>>> but it doesn't need it.  You should be able to install 
>>>>>>>> lilv-devel without gtk2-devel and that might work.  Let me know 
>>>>>>>> how it goes if you try it.
>>>>>>>>
>>>>>>>>   Note: A fresh clone shouldn't be necessary.  Just delete your 
>>>>>>>> build directory, create a new one, switch into it and run cmake 
>>>>>>>> again.
>>>>>>>>
>>>>>>>> Ted.
>>>>>>>>
>>>>>>>> On 6/11/24 4:40 AM, chuck elliot wrote:
>>>>>>>>> ...but a fresh git clone of RG is now compiling without
>>>>>>>>>
>>>>>>>>> gtk2-devel and lilv-devel...
>>>>>>>>>
>>>>>>>>> cmake has disabled LILV support....
>>>>>>>>>
>>>>>>>>> ...now it runs again.
>>>>>>>>>
>>>>>>>>> Chuck.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On 09/06/2024 11:10 pm, Chris Fancsy wrote:
>>>>>>>>>> DuckDuckGo was unable to verify sender identity
>>>>>>>>>>
>>>>>>>>>> Hi Chuck,
>>>>>>>>>>
>>>>>>>>>> I have the same problem with the compiled 24.06 version on 
>>>>>>>>>> Fedora 40.
>>>>>>>>>>
>>>>>>>>>> I compiled the 23.12 version and it runs fine.
>>>>>>>>>>
>>>>>>>>>> The problem is from the LV2 plugin support which is using 
>>>>>>>>>> GTK2. I
>>>>>>>>>> don't think there's a way to disable LV2 plugin support at 
>>>>>>>>>> compile
>>>>>>>>>> time.
>>>>>>>>>>
>>>>>>>>>> If I find a solution I will post it here.
>>>>>>>>>>
>>>>>>>>>> Chris
>>>>>>>>>>
>>>>>>>>>> On Sun, Jun 9, 2024 at 5:05 AM chuck elliot 
>>>>>>>>>> <[email protected]> wrote:
>>>>>>>>>>> Thanks for the link Ted but I'm afraid I didn't glean 
>>>>>>>>>>> anything useful
>>>>>>>>>>> there...
>>>>>>>>>>>
>>>>>>>>>>> RG 21.12 runs ok on this system (lying around in 
>>>>>>>>>>> /usr/local/bin)
>>>>>>>>>>>
>>>>>>>>>>> Rosegarden version: 21.12 ("Cloud Nine")
>>>>>>>>>>> Build key: ac38e2622f (21.06-24-gb9da2db9d)
>>>>>>>>>>> Built against Qt version: 5.15.2
>>>>>>>>>>>
>>>>>>>>>>> Current version info is:
>>>>>>>>>>>
>>>>>>>>>>> Rosegarden version: 24.12 ("Incredible")
>>>>>>>>>>> Build key: 442818511e (24.06-1-gf91b7e227)
>>>>>>>>>>> Built against Qt version: 5.15.13
>>>>>>>>>>>
>>>>>>>>>>> How would I be "requesting the gtk widgets"? I am not aware 
>>>>>>>>>>> of having,
>>>>>>>>>>> or how I would have, done so...
>>>>>>>>>>>
>>>>>>>>>>> I assume that my RG preferences would be applied the same to 
>>>>>>>>>>> both of the
>>>>>>>>>>> above versions?
>>>>>>>>>>>
>>>>>>>>>>> TIA
>>>>>>>>>>>
>>>>>>>>>>> Chuck.
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On 07/06/2024 7:14 pm, Ted Felix wrote:
>>>>>>>>>>>> Just some limited searching seems to indicate that the 
>>>>>>>>>>>> "gtk" widget
>>>>>>>>>>>> style was dropped around Qt 5.7 or so. Maybe you're running 
>>>>>>>>>>>> a newer
>>>>>>>>>>>> version of Qt and you are requesting the gtk widgets?
>>>>>>>>>>>>
>>>>>>>>>>>> https://bbs.archlinux.org/viewtopic.php?id=214147&p=2
>>>>>>>>>>>>
>>>>>>>>>>>>    See post #36.
>>>>>>>>>>>>
>>>>>>>>>>>>    All the trails are from 2016/2017, though. Not sure they 
>>>>>>>>>>>> are
>>>>>>>>>>>> relevant today.
>>>>>>>>>>>>
>>>>>>>>>>>> Ted.
>>>>>>>>>>>>
>>>>>>>>>>>> On 6/7/24 6:24 AM, chuck elliot wrote:
>>>>>>>>>>>>> Rosegarden won't run at the moment.
>>>>>>>>>>>>>
>>>>>>>>>>>>> The problem seems to be something to do with "GtkWidget" 
>>>>>>>>>>>>> (see below).
>>>>>>>>>>>>>
>>>>>>>>>>>>> 24.06 built fine from git source.
>>>>>>>>>>>>>
>>>>>>>>>>>>> I have recently upgraded to fedora 39 and this is probably 
>>>>>>>>>>>>> the first
>>>>>>>>>>>>> time I have tried to
>>>>>>>>>>>>>
>>>>>>>>>>>>> run RG since. Same result on a similar/identical system.
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>> gtk3-3.24.41-1.fc39.x86_64
>>>>>>>>>>>>>
>>>>>>>>>>>>> gtk4-4.12.5-1.fc39.x86_64
>>>>>>>>>>>>>
>>>>>>>>>>>>> RG output:
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>> register existing type 'GtkWidget'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>> add class private field to invalid type '<invalid>'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>> add private field to invalid (non-instantiatable) type 
>>>>>>>>>>>>> '<invalid>'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 11:12:47.844:
>>>>>>>>>>>>> g_type_add_interface_static: assertion 
>>>>>>>>>>>>> 'G_TYPE_IS_INSTANTIATABLE
>>>>>>>>>>>>> (instance_type)' failed
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.844: cannot
>>>>>>>>>>>>> register existing type 'GtkBuildable'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 11:12:47.844:
>>>>>>>>>>>>> g_type_interface_add_prerequisite: assertion 
>>>>>>>>>>>>> 'G_TYPE_IS_INTERFACE
>>>>>>>>>>>>> (interface_type)' failed
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-CRITICAL **: 11:12:47.844:
>>>>>>>>>>>>> g_once_init_leave: assertion 'result != 0' failed
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 11:12:47.844:
>>>>>>>>>>>>> g_type_add_interface_static: assertion 
>>>>>>>>>>>>> 'G_TYPE_IS_INSTANTIATABLE
>>>>>>>>>>>>> (instance_type)' failed
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): Gtk-CRITICAL **: 11:12:47.859:
>>>>>>>>>>>>> gtk_widget_get_style_context: assertion 'GTK_IS_WIDGET 
>>>>>>>>>>>>> (widget)' failed
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): Gtk-CRITICAL **: 11:12:47.859:
>>>>>>>>>>>>> gtk_style_context_lookup_color: assertion 
>>>>>>>>>>>>> 'GTK_IS_STYLE_CONTEXT
>>>>>>>>>>>>> (context)' failed
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): Gtk-CRITICAL **: 11:12:47.868:
>>>>>>>>>>>>> gtk_style_context_get_background_color: assertion
>>>>>>>>>>>>> 'GTK_IS_STYLE_CONTEXT (context)' failed
>>>>>>>>>>>>> qt.qpa.gtk: Property name "theme_unfocused_bg_color" not 
>>>>>>>>>>>>> found.
>>>>>>>>>>>>>    Falling back to 
>>>>>>>>>>>>> QGtk3Interface::QGtkColorDefault::Background
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.868: cannot
>>>>>>>>>>>>> register existing type 'GtkWidget'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.868: cannot
>>>>>>>>>>>>> add class private field to invalid type '<invalid>'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 
>>>>>>>>>>>>> 11:12:47.868: cannot
>>>>>>>>>>>>> add private field to invalid (non-instantiatable) type 
>>>>>>>>>>>>> '<invalid>'
>>>>>>>>>>>>>
>>>>>>>>>>>>> (rosegarden:725222): GLib-GObject-CRITICAL **: 11:12:47.868:
>>>>>>>>>>>>> g_type_add_interface_static: assertion 
>>>>>>>>>>>>> 'G_TYPE_IS_INSTANTIATABLE
>>>>>>>>>>>>> (instance_type)' failed
>>>>>>>>>>>>> -DCMAKE_BUILD_TYPE=Debug-DCMAKE_BUILD_TYPE=Debug-DCMAKE_BUILD_TYPE=Debugqt.qpa.events.reader: 
>>>>>>>>>>>>>
>>>>>>>>>>>>> [heap]  0
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
>>>>>>>>>>>>>
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