On Mon, 9 Dec 2024 19:25:17 -0500 George Koehler <kern...@gmail.com> wrote:
> On Thu, 28 Nov 2024 10:40:03 -0600 > izzy Meyer <izder...@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
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