Re: [LAU] Sorta-OT: Linux phones?

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To: <lsd@...>, <linux-audio-user@...>
Date: Thursday, January 27, 2011 - 7:29 am

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> On 27/01/11 14:24=2C Ray Rashif wrote:

The N900 feels like a computer with a GMS chip bolted on. It feels like hom=
e=2C
SSH login=2C bash/tcsh=2C all the usual tools=2C easy to root and get acces=
s to CPU
clocking options and if you don't might putting PA into a hissy fit then yo=
u=20
can get right at the ALSA drivers and get low latency audio.

Android=2C on the other hand=2C feels like a phone. It does have the capaci=
tive
rather than resistive screen so you don't have to hammer away like the N900=
=2C
and you get multitouch thrown in there. Pretty cool for audio although the
Google Dalvic code does tend to confuse pointer co-ordinates at a rather
surpisingly high rate.

> It sounds like Android 2.3 has new APIs that provide lower-level audio=20

=20
y.

So the going rate is that OpenSL was not intended to reduce latency=2C just=
to
remove the effects of garbage collection when using a Java thread. Have not
tested this since=2C as you note=2C it is not really readily available.

Regards=2C nick.
=

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&gt=3B On 27/01/11 14:24=2C Ray Rashif wrote:&gt=3B &gt=3B The closest =
to Linux is the N900. Then you have the Androids.&gt=3B &gt=3B Yep=
=2C the N900 is really the only serious option I know of. Android T=
he N900 feels like a computer with a GMS chip bolted on. It feels like home=
=2CSSH login=2C bash/tcsh=2C all the usual tools=2C easy to root and ge=
t access to CPUclocking options and if you don't might putting PA into =
a hissy fit then you can get right at the ALSA drivers and get low late=
ncy audio.Android=2C on the other hand=2C feels like a phone. It do=
es have the capacitiverather than resistive screen so you don't have to=
hammer away like the N900=2Cand you get multitouch thrown in there. Pr=
etty cool for audio although theGoogle Dalvic code does tend to confuse=
pointer co-ordinates at a rathersurpisingly high rate.&gt=3B I=
t sounds like Android 2.3 has new APIs that provide lower-level audio &=
gt=3B access capable of realtime performance=2C but there's only one phone =
out &gt=3B there running 2.3 today (Google's new Nexus S)=2C and I have=
n't seen &gt=3B much/any talk about Android music apps updating to the =
new APIs yet anyway.So the going rate is that OpenSL was not intend=
ed to reduce latency=2C just toremove the effects of garbage collection=
when using a Java thread. Have nottested this since=2C as you note=2C =
it is not really readily available.Regards=2C nick. =

=

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Messages in current thread:
[LAU] Sorta-OT: Linux phones?, Ken Restivo, (Thu Jan 27, 3:08 am)
Re: [LAU] Sorta-OT: Linux phones?, Bengt , (Thu Jan 27, 6:40 pm)
Re: [LAU] Sorta-OT: Linux phones?, Ray Rashif, (Thu Jan 27, 3:24 am)
Re: [LAU] Sorta-OT: Linux phones?, Rob, (Thu Jan 27, 3:42 pm)
Re: [LAU] Sorta-OT: Linux phones?, Leigh Dyer, (Thu Jan 27, 4:23 am)
Re: [LAU] Sorta-OT: Linux phones?, Nick Copeland, (Thu Jan 27, 7:29 am)
Re: [LAU] Sorta-OT: Linux phones?, dmotd, (Thu Jan 27, 2:09 pm)
Re: [LAU] Sorta-OT: Linux phones?, Roberto, (Thu Jan 27, 3:36 pm)
Re: [LAU] Sorta-OT: Linux phones?, Nick Copeland, (Thu Jan 27, 2:54 pm)