Subject: Re: [linux-audio-user] yamaha rp-u200 usb-audio and jack
From: jaap (jacobus_AT_free.fr)
Date: Tue Feb 17 2004 - 01:15:50 EET
Le Mon, Feb 16, 2004 at 12:04:19PM +0100, Clemens Ladisch a écrit...
> jaap wrote:
> > Ihave a yamaha rp-u200 usb "soundcard".
> >
> > Couldn't open hw:0,1 for 32bit samples trying 24bit instead
> > Couldn't open hw:0,1 for 32bit samples trying 24bit instead
> > Couldn't open hw:0,1 for 24bit samples trying 16bit instead
> > Sorry. The audio interface "hw:0,1" doesn't support any of the
> > hardware sample formats that JACK's alsa-driver can use.
>
> What formats does the device actually support (see
> /proc/asound/card0/stream0)?
>
>
Well,I hope everything you want to know is below.Maybe you can make
something out of it.(there is the output from jackd for hw:0,0 and
hw:0,1 too.)
Ciao,
Jaap van Geffen
cat /proc/asound/card0/stream0:
YAMAHA Corporation YAMAHA RP-U200 USB Audio at usb-00:04.2-1.4 : USB Audio
Playback:
Status: Stop
Interface 1
Altset 1
Format: S16_LE
Channels: 4
Endpoint: 1 OUT (ADAPTIVE)
Rates: 44100, 48000
cat /proc/asound/card0/stream1:
YAMAHA Corporation YAMAHA RP-U200 USB Audio at usb-00:04.2-1.4 : USB Audio #1
Playback:
Status: Stop
Interface 1
Altset 2
Format: U8
Channels: 1
Endpoint: 1 OUT (ADAPTIVE)
Rates: 48000
Capture:
Status: Stop
Interface 2
Altset 1
Format: S16_LE
Channels: 2
Endpoint: 1 IN (ASYNC)
Rates: 44100, 48000
Interface 2
Altset 2
Format: S24_3LE
Channels: 2
Endpoint: 1 IN (ASYNC)
Rates: 44100, 48000
To be complet:
jackstart -Rv -d alsa -d hw:0,0 : #for hw:0,0
back from read, ret = 1 errno == Success
getting driver descriptor from /usr/lib/jack/jack_dummy.so
getting driver descriptor from /usr/lib/jack/jack_alsa.so
jackd 0.94.0
Copyright 2001-2003 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
registered builtin port type 32 bit float mono audio
capabilities: =i cap_setpcap,cap_ipc_lock,cap_sys_nice,cap_sys_resource+ep
loading driver ..
new client: alsa_pcm, id = 1 type 1 @ 0x8057cc8 fd = -1
creating alsa driver ... hw:0,0|hw:0,0|1024|2|48000|0|0|nomon|swmeter|rt|32bit
ALSA lib pcm_hw.c:1078:(snd_pcm_hw_open) open /dev/snd/pcmC0D0c failed: No such file or directory
jackstart: pcm.c:687: snd_pcm_nonblock: Assertion `pcm' failed.
jackstart -Rv -d alsa -d hw:0,1 : #for hw:0,1
back from read, ret = 1 errno == Success
getting driver descriptor from /usr/lib/jack/jack_dummy.so
getting driver descriptor from /usr/lib/jack/jack_alsa.so
jackd 0.94.0
Copyright 2001-2003 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
registered builtin port type 32 bit float mono audio
capabilities: =i cap_setpcap,cap_ipc_lock,cap_sys_nice,cap_sys_resource+ep
loading driver ..
new client: alsa_pcm, id = 1 type 1 @ 0x8057cc8 fd = -1
creating alsa driver ... hw:0,1|hw:0,1|1024|2|48000|0|0|nomon|swmeter|rt|32bit
control device hw:0
configuring for 48000Hz, period = 1024 frames, buffer = 2 periods
Couldn't open hw:0,1 for 32bit samples trying 24bit instead
Couldn't open hw:0,1 for 32bit samples trying 24bit instead
Couldn't open hw:0,1 for 24bit samples trying 16bit instead
Sorry. The audio interface "hw:0,1" 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
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