Re: MuseScore 4.0

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On Thu, 15 Dec 2022 at 19:40, Jerry James <loganjerry@xxxxxxxxx> wrote:
>
> MuseScore is music composition and notation software, currently
> available from Fedora in the mscore package. Version 4.0 was just
> released.  If anybody would like to try it out, it is available from
> this COPR: https://copr.fedorainfracloud.org/coprs/jjames/MuseScore4/.
> I do not intend to build for Fedora until some issues have been worked
> out.

Thanks for this! Testing while watching the latest Tantacrul video. :)

> WARNING!  WARNING!  WARNING!
> DO NOT TRY THIS IN A WAYLAND SESSION. It will run for anywhere from a
> few seconds to a few minutes, then abruptly exit with a "Protocol
> error".  Run an X session to try MuseScore 4.0.
> WARNING!  WARNING!  WARNING!
>
> WARNING!  WARNING!  WARNING!
> Configuration for MuseScore 3.x and 4.x differs in some important
> respects.  You may have to do a "factory reset" when switching
> versions.  Run "mscore -R" or "mscore -F" if it won't start.  This
> will clear out your list of recently opened scores, for example, so
> backup your configuration before you do this.
> WARNING!  WARNING!  WARNING!
>
> To try it out, run:
>
> sudo dnf copr enable jjames/MuseScore4
> sudo dnf install musescore
>
> Please try the video export option, which has bitrotted upstream. I
> have attempted to update it for current ffmpeg. Please let me know if
> it does or does not work for you. If it works well, I will submit my
> patch upstream.  Do this: "mscore --score-video <path_to_score> -o
> filename.mp4", and optionally try the --resolution and --fps
> arguments.  Run "mscore --help" for more information.  This
> functionality does not seem to be available via the GUI.
>
> Upstream bundles fluidsynth, apparently for the sole purpose of
> implementing a caching soundfont loader that uses internal fluidsynth
> APIs. I have unbundled fluidsynth for this repository, which means
> there is no soundfont cache. If you switch soundfonts frequently,
> please let me know if the performance is acceptable. If you are
> familiar with the fluidsynth API and can implement a caching soundfont
> loader using only public APIs, please do so and submit it upstream.

Unfortunately, the playback seems to be broken. The mixer doesn't show
SoundFonts and there's no audio at all. :(

Iñaki

> Several other products are bundled (beatroot-vamp, dtl, intervaltree,
> rtf2html, and KDDockWidgets).  Each of them has either been altered by
> the MuseScore developers or, in the case of KDDockWidgets, internal
> APIs are used so extensively that I cannot see how to unbundle
> successfully.  Thoughts on how any of these products might be
> unbundled are welcome.
>
> The COPR version makes a long-requested change: the package name
> changes from mscore to musescore.  Let me know if you encounter any
> problems arising from that change.
>
> A new font package is needed to build version 4.0 for Fedora.  I would
> appreciate a review from anybody who feels competent to review a font
> package: https://bugzilla.redhat.com/show_bug.cgi?id=2152347.  There
> is a question about the appropriate foundry name.  If you can help
> answer that question, please chime in.
>
> Regards,
> --
> Jerry James
> http://www.jamezone.org/
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-- 
Iñaki Úcar
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