From: Stuart Henderson <stu@spacehopper.org>
Subject: Re: NEW: x11/nxbelld
To: izzy Meyer <izder456@disroot.org>
Cc: ports@openbsd.org, George Koehler <kernigh@gmail.com>
Date: Tue, 10 Dec 2024 11:22:45 +0000

ok sthen if someone wants to import it.

On 2024/12/09 22:56, izzy Meyer wrote:
> On Mon, 9 Dec 2024 19:25:17 -0500
> George Koehler <kernigh@gmail.com> wrote:
> 
> > On Thu, 28 Nov 2024 10:40:03 -0600
> > izzy Meyer <izder456@disroot.org> wrote:
> > 
> > > WRT the sndio quirks, the latest commit from this project is 7
> > > years old, safe to say that it may be dormant, I'll look into
> > > possibly forking and fixing up sndio support later- cos I too, have
> > > the same crackling issue on occassion.
> > 
> > izzy, would you take sthen's changes and mail a new .tar.gz of the
> > port?S
> 
> Yep! Sorry, life things happened, and completely forgot I was working
> on this port. It is attached to this mail.
> 
> > I found 2 causes for a .wav to make a crackling sound,
> > 
> >   1.  If the .wav has unsigned 8-bit (u8) audio, sndiod(8) has a bug.
> >       See my mail to tech@, "sndiod: unsigned sample 0 is not silent"
> >       https://marc.info/?l=openbsd-tech&m=173372300424229&w=2
> > 
> >   2.  If the .wav has chunks after its "data" chunk, and you don't use
> >       nxbelld -c, then nxbelld wrongly plays those chunks as noise.
> > 
> > My quack.wav has u8 and has a "smpl" chunk after "data", so I heard
> > both problems.  One can work around both problems by using ffmpeg or
> > sox to write a .wav with signed 16-bit audio; those tools put "data"
> > at end of file.  Example with sox -e signed,
> > 
> > $ sox in.wav -e si out.wav
> > 
> > nxbelld -c uses the correct length of the "data" chunk, but nxbelld
> > without -c continues from "data" to end of file.  [...]
> 
> Interesting, so seems this is a problem with sndio(8) itself and not
> this software.
> 
> > Patches would fix it, but I don't want to wait for patches before
> > OpenBSD imports the port.
> 
> Agreed, this port is really useful to have.
> 
> Appreciated-
> 
> -- 
> iz (they/them)
> 
> > i like to say mundane things,
> > there are too many uninteresting things
> > that go unnoticed.
> 
> izder456 (dot) neocities (dot) org