[Ardour-Users] Jack problems in Fiesty PPC

Wed Aug 1 17:32:41 PDT 2007

On Wed, 2007-08-01 at 20:24 -0400, Matthew Polashek wrote:
> skunked on all accounts.

the problem, i've just realized, is its use of BIG ENDIAN samples.

have to ponder this one.

> 
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0 -p 1024 -n 16 -S -r 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|-|1024|16|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 16 periods
> Sorry. The audio interface "hw:0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0 -p 1024 -n 8 -S -r 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|-|1024|8|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 8 periods
> Sorry. The audio interface "hw:0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0 -p 1024 -n 4 -S -r 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|-|1024|4|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 4 periods
> Sorry. The audio interface "hw:0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0 -p 1024 -n 2 -S -r 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|-|1024|2|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
> Sorry. The audio interface "hw:0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0 -p 1024 -n 1 -S -r 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0|-|1024|2|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
> Sorry. The audio interface "hw:0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0,0 -p 1024 -n 16 -S -r
> 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0,0|-|1024|16|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 16 periods
> Sorry. The audio interface "hw:0,0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0,0 -p 1024 -n 8 -S -r
> 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0,0|-|1024|8|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 8 periods
> Sorry. The audio interface "hw:0,0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0,0 -p 1024 -n 4 -S -r
> 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0,0|-|1024|4|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 4 periods
> Sorry. The audio interface "hw:0,0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0,0 -p 1024 -n 2 -S -r
> 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0,0|-|1024|2|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
> Sorry. The audio interface "hw:0,0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0,0 -p 1024 -n 1 -S -r
> 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0,0|-|1024|2|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
> Sorry. The audio interface "hw:0,0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$ jackd -d alsa -d hw:0,0 -p 1024 -n .5 -S -r
> 44100 -P
> jackd 0.102.20
> Copyright 2001-2005 Paul Davis and others.
> jackd comes with ABSOLUTELY NO WARRANTY
> This is free software, and you are welcome to redistribute it
> under certain conditions; see the file COPYING for details
> 
> JACK compiled with System V SHM support.
> loading driver ..
> apparent rate = 44100
> creating alsa driver ... hw:0,0|-|1024|2|44100|0|0|nomon|swmeter|-|16bit
> control device hw:0
> configuring for 44100Hz, period = 1024 frames, buffer = 2 periods
> Sorry. The audio interface "hw:0,0" doesn't support any of the hardware
> sample formats that JACK's alsa-driver can use.
> ALSA: cannot configure playback channel
> cannot load driver module alsa
> no message buffer overruns
> matthew at matthew-laptop:~$
> 
> 
> Paul Davis wrote:
> > On Wed, 2007-08-01 at 18:59 -0400, Matthew Polashek wrote:
> >
> > try starting jack with:
> >
> > 	jackd -d alsa -d hw:0 -p 1024 -n 16 -S -r 44100 -P
> >
> > if that works, reduce the -n value by factors of 2 (8, 4, 2) to see if
> > they will work.
> >
> > when we get something that works with -P, we can move on ...
> >
> >
> >
> >   