Sound with lots of latency is better than no sound at all. Here's how I see it now: - pd currently doesn't make sound on Fedora/Debian/Ubuntu without changing settings
- newbies are screwed, no sound output
- advanced users already setup their own audio

So if we use padsp by default, we get this, which seems preferrable to me:
- pd makes sound on Fedora/Debian/Ubuntu without changing settings
- newbies get sound with lots of latency
- advanced users already setup their own audio

Even better, you could get sound from Pd and other apps at the same time. If there is a way to get to the second status without big latency, that would be the best. 'padsp' is the only trick I know of, I haven't tried pasuspender tho.

.hc


On Nov 14, 2009, at 5:30 AM, cyrille henry wrote:

padsp pd add to much latency, it is clearly unusable for pd.

on karmic, i have to set pd audio buffer to 400ms...

c

Hans-Christoph Steiner a écrit :
How would we make Pd use that ALSA compatibility layer? I know about the OSS emulation in Pulseaudio, I believe that would work by doing 'padsp pd'.
.hc
On Nov 13, 2009, at 11:28 PM, John Harrison wrote:
IIRC there is some sort of ALSA compatibility layer in Pulseaudio and I think it would be nice if Pd-extended could choose this ALSA "driver" or "soft card" or whatever it would be called. That would be a better solution than pasuspender because then Pd would be playing "nice" with all the other sound apps concurrently. Latency might be slightly worse but I think for beginners at least the initial experience would be more positive, as many of these users are coming from OS X and Windows platforms where sound applications sharing the same sound card concurrently is expected behavior.

I also vaguely remember the pulseaudio is only an issue with ALSA when there is no hardware mixer in the card. But my guess is that would be all cheap sound cards, since it has been the case with the built-in cards on all the Linux-based laptops I run into.

-John

On Fri, Nov 13, 2009 at 6:50 PM, Hans-Christoph Steiner <[email protected] <mailto:[email protected]>> wrote:


   Is pasuspender something that could be integrated into the
   Pd-extended menu launch item somehow?  I'd really like to make
sure that Pd will output audio by just starting it in Debian/ Ubunut.

   .hc

   On Nov 12, 2009, at 12:09 PM, John Harrison wrote:

   could be pulseaudio is the problem?

   from the command line try

   pasuspender pd

   On Thu, Nov 12, 2009 at 9:28 AM, Aditya Mandayam
   <[email protected] <mailto:[email protected]>> wrote:

       hi,

       i have pd installed on ubunty 9.10 - karmic koala.

i have absolutely no sound when i fire up pd. i've tried fooling around with the Media>settings for OSS, ALSA, jack, default MIDI.

       No sound. What gives?

       Thank you,

       Y

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