From: Michael Maurer <maurer.michael@gmail.com>
To: emacs-orgmode@gnu.org
Subject: Re: ob-lilypond.el doesn't generate midi files
Date: Sat, 28 Aug 2021 12:27:58 +0200 [thread overview]
Message-ID: <CAH-0+bD3KbFA53HBNxvij2drNG6yMFnGRXvtU4WDDCRh3zTdnA@mail.gmail.com> (raw)
In-Reply-To: <87tujall3t.fsf@alphaville.usersys.redhat.com>
On Fri, 27 Aug 2021 at 21:55, Nick Dokos <ndokos@gmail.com> wrote:
>
> Michael Maurer <maurer.michael@gmail.com> writes:
>
> > On Thu, 26 Aug 2021 at 21:54, Nick Dokos <ndokos@gmail.com> wrote:
>
> >>
> >> Michael Maurer <maurer.michael@gmail.com> writes:
> >>
> >> > On Thu, 26 Aug 2021 at 15:03, Jonathan Gregory <jgrg@autistici.org> wrote:
> >> >>
> >> >> Hi
> >> >>
> >> >> On 26 Aug 2021, Michael Maurer wrote:
> >> >>
> >> >> > I've installed lilypond and customized ob-lilypond to use the
> >> >> > appropriate helper programs, but although it generates & shows
> >> >> > pdfs just fine, generating a midi file it does not. I execute
> >> >> > tangle on the codeblock, and all I get is "No midi file
> >> >> > generated so can't play!". org-version 9.4.6 emacs 27.2 Win 10
> >> >>
> >> >> Can you also send a MWE of the code you're using to generate the
> >> >> score?
> >> >>
> >> >
> >> > I used a test file I copied over from Frescobaldi
> >> >
> >> > #+begin_src lilypond :file test.pdf
> >> > \version "2.18.2"
> >> > \score {
> >> > \drums {
> >> > \time 2/4
> >> > sn16 sn8 sn16 sn8 sn8:32 ~
> >> > sn8 sn8 sn4:32 ~
> >> > sn4 sn8 sn16 sn16
> >> > sn4 r4
> >> > }
> >> > \layout { }
> >> > \midi { }
> >> > }
> >> > #+end_src
> >> >
> >> > In Frescobaldi this gets me both midi-output and pdf. In Emacs with
> >> > org it does say "Midi output to test.midi", but then there's that "no
> >> > midi file generated" message.
> >> >
> >>
> >> What happens if you save the contents of the source block into a file
> >> and run lilypond on the file from the command line?
> >>
> >
> > Both pdf and midi files get generated. Btw, ob-lilypond does generate
> > the midi file as well, it just doesn't want to play it/recognize it.
> > Maybe it's related to what helper app I've configured to open it? (but
> > why that doesn't make sense, it's vlc btw).
> >
> >
>
> Oh, I thought that it did not generate a midi file at all. So you are
> saying that the midi file *is* produced and you *can* play it from the
> command line with vlc, correct?
>
> If that's the case, check the value of the variable
> `org-babel-lilypond-midi-command' and see what happens when you invoke
> that command on the midi file. In my case, the command is `xdg-open'
> (I'm using Gnome on Fedora 33) and it opens Banshee to play it which
> fails because of missing codecs. I installed the missing codecs and
> `xdg-open foo.midi' sends the file to Banshee which can play it fine.
>
> Also check if `org-babel-lilypond-arrange-mode' is t or nil: behavior
> is very different depending on that.
So out of curiosity I changed the entry for midi-player to random
gibberish, and the same message pops up, "no midi file generated so
can't play". Toggling arrange-mode has no effect. I can play the
generated midi-file from the command line using vlc just fine.
next prev parent reply other threads:[~2021-08-28 10:24 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-26 10:37 ob-lilypond.el doesn't generate midi files Michael Maurer
2021-08-26 12:55 ` Jonathan Gregory
2021-08-26 15:55 ` Michael Maurer
2021-08-26 16:04 ` Michael Maurer
2021-08-26 19:50 ` Nick Dokos
2021-08-27 14:53 ` Michael Maurer
2021-08-27 19:54 ` Nick Dokos
2021-08-28 8:20 ` Maxim Nikulin
2021-08-28 10:27 ` Michael Maurer [this message]
2021-08-28 13:03 ` Jonathan Gregory
2021-08-28 16:18 ` Michael Maurer
2021-08-29 11:16 ` Michael Maurer
2021-08-30 17:02 ` Jonathan Gregory
2022-11-01 2:01 ` Ihor Radchenko
2022-11-01 11:22 ` Jonathan Gregory
2022-11-01 11:51 ` Ihor Radchenko
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