[lubuntu-users] Audio stuttering/crackling in Lubuntu 18.04 (Felipe M. Vieira)

2019-07-17 Thread Fritz Hudnut
Hi everyone,

>
> I'm a long time Lubuntu user and I have been facing audio issues from
> a `dist-upgrade` from 16.04 to 18.04. I have detailed the question there:
>
> From:
> https://askubuntu.com/questions/1158648/audio-stuttering-crackling-in-ubuntu-18-04
>
> For convenience:
>
> * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
>
> The audio is stuttering/crackling whenever played in external
> speakers/headphone or the laptop's speaker.
>
>
> @Felipe:

Unfortunately I can't help you, because I know nothing about "sound" in
linux.  But, you have made a detailed post, however, the machine you are
trying to get sound in . . . doesn't seem to be mentioned here??  I didn't
click on any links . . . .

We do have a few people who do know about "sound" here and perhaps they
will reply to your question??

The only suggestion I would try is that since Lu is under heavy
development, it might behoove you to move forward to 19.04??  I'm running
19.10 development and overall it is "good" . . . but I did have some
"dependency" issues with an nvidia driver that broke the GUI recently, so I
wouldn't say to jump up to that, but 19.04 is very good and **might**
address or fix your issues??

F
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Re: [lubuntu-users] Audio stuttering/crackling in Lubuntu 18.04 (Felipe M. Vieira)

2019-07-17 Thread Aere Greenway

On 7/17/19 8:45 AM, Fritz Hudnut wrote:

Hi everyone,


I'm a long time Lubuntu user and I have been facing audio issues from
a `dist-upgrade` from 16.04 to 18.04. I have detailed the question
there:

From:

https://askubuntu.com/questions/1158648/audio-stuttering-crackling-in-ubuntu-18-04

For convenience:

* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* * * *

The audio is stuttering/crackling whenever played in external
speakers/headphone or the laptop's speaker.


@Felipe:

Unfortunately I can't help you, because I know nothing about "sound" 
in linux.  But, you have made a detailed post, however, the machine 
you are trying to get sound in . . . doesn't seem to be mentioned 
here??  I didn't click on any links . . . .


We do have a few people who do know about "sound" here and perhaps 
they will reply to your question??


The only suggestion I would try is that since Lu is under heavy 
development, it might behoove you to move forward to 19.04??  I'm 
running 19.10 development and overall it is "good" . . . but I did 
have some "dependency" issues with an nvidia driver that broke the GUI 
recently, so I wouldn't say to jump up to that, but 19.04 is very good 
and **might** address or fix your issues??


F


Felipe:

Is it a particular kind of audio (such as playing from a software music 
synthesizer), or is it all audio (including from an audio player)?


I think you said it always happens, whether the audio is played through 
the laptop speakers, or external speakers (or earphones).


If the volume is turned too high, you can get a 'crackling' sound 
because of over-modulation, but you've probably already tried turning 
the volume down.  Going from 16.04 to 18.04 could have ended up with the 
volume set higher.  Some things allow you to go beyond the 100% volume, 
which could cause that.


If the problem is only with the sound played on external speakers, there 
are things that can trip you up there, that would not affect the laptop 
speakers.


I have a lot of experience with software music synthesizers on Linux, 
and if the problem is limited to that, I'm pretty sure I can help you.


--
Sincerely,
Aere


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Re: [lubuntu-users] Audio stuttering/crackling in Lubuntu 18.04 (Felipe M. Vieira)

2019-07-17 Thread Felipe M. Vieira
On Wed, July 17, 2019 at  7:45, Fritz Hudnut wrote:
> Hi everyone,
>
> >
> > I'm a long time Lubuntu user and I have been facing audio issues from
> > a `dist-upgrade` from 16.04 to 18.04. I have detailed the question there:
> >
> > From:
> > https://askubuntu.com/questions/1158648/audio-stuttering-crackling-in-ubuntu-18-04
> >
> > For convenience:
> >
> > * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
> >
> > The audio is stuttering/crackling whenever played in external
> > speakers/headphone or the laptop's speaker.
> >
> >
> > @Felipe:
>
> Unfortunately I can't help you, because I know nothing about "sound" in
> linux.  But, you have made a detailed post, however, the machine you are
> trying to get sound in . . . doesn't seem to be mentioned here??  I didn't
> click on any links . . . .
>
> We do have a few people who do know about "sound" here and perhaps they
> will reply to your question??
>
> The only suggestion I would try is that since Lu is under heavy
> development, it might behoove you to move forward to 19.04??  I'm running
> 19.10 development and overall it is "good" . . . but I did have some
> "dependency" issues with an nvidia driver that broke the GUI recently, so I
> wouldn't say to jump up to that, but 19.04 is very good and **might**
> address or fix your issues??
>
> F

Hey Aere and F,

Thanks for your considerations. You both mentioned relevant details but somehow
the issue was solved. It is very unfortunate that I have spent so many hours
trying to fix it and so many solutions. I cannot track down what did
specifically... My goal with the mail and question at askubuntu was also to
provide a guidance to similar errors.

I'll update the post on askubuntu nevertheless.

If I had to guess what cracked it was uninstalling/purging pulseaudio (leaving
the alsa modules) and then rebooting. This certainly solved the issue. Then to
my astonishment reinstalling pulseaudio left me with a full-working audio
again.

Again, my heartfelt thanks for both of you. The (l)ubuntu community is
inspiring.

Best,

--
Felipe Martins Vieira
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