Re: [linux-audio-user] yamaha rp-u200 usb-audio and jack

Le Mon, Feb 16, 2004 at 12:04:19PM +0100, Clemens Ladisch a écrit... 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