Status update on maemo packages (was: Re: Support for Nokia
770/maemo 2.0)
Mike Frantzen
mike2 at w4g.org
Thu Aug 24 21:48:50 CEST 2006
> PS - If sound is the only part missing to "support" maemo ... it is
> pretty simple to develop suport for a new "soundcard", just creating a
> new class and overwritting a few functions. Getting it right using the
> soundcard API may take a while ... but it shall be possible.
Unfortunately I still can't even get an ESD toy program to record
anything on the maemo. The first recorded block comes back but I think
ESD wedges itself afterwards. It doesn't service the fifo any longer
even for new programs and must be restarted. The Nokia guys might have
only added microphone support to gstreamer to avoid having to gpl the
interesting bits if they added ALSA or ESD support. Then again
gstreamer makes the most sense to take advantage of the N770 DSP.
I do have a hack to get minisip outputting through ESD but it sounds
like chirpy static - presumably I've got a formatting issue. I also get
quite a few "SoundDevice: resetting lastTimeWrite!" errors which get
less frequent the more I drop the bitrate. Those may be due to how I've
ignored the recording parts thus far.
The minisip sound API is kinda fragile when trying to write a new
interface. Things tend to fail in mysterious ways until I guess the
"right way" to interface.
.mike
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