$ arecord
ALSA lib pcm_dsnoop.c:556:(snd_pcm_dsnoop_open) unable to open slave
arecord: main:547: audio open error: Permission denied
$
Pod rootom to funguje, co mam spravit?
Nefunguje nahravanie z mikrofonu
Pre pridávanie komentárov sa musíte prihlásiť.
$ strace arecord 2>&1 | grep open | tail open("/dev/snd/controlC0", O_RDONLY) = 3 open("/dev/snd/controlC0", O_RDWR) = 3 open("/dev/snd/pcmC0D0c", O_RDWR|O_NONBLOCK) = -1 EACCES (Permission denied) write(2, "ALSA lib pcm_dsnoop.c:556:(snd_p"..., 48ALSA lib pcm_dsnoop.c:556:(snd_pcm_dsnoop_open) ) = 48 write(2, "unable to open slave", 20unable to open slave) = 20 open("/usr/share/locale/en_US/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en/LC_MESSAGES/libc.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en_US/LC_MESSAGES/alsa-utils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) open("/usr/share/locale/en/LC_MESSAGES/alsa-utils.mo", O_RDONLY) = -1 ENOENT (No such file or directory) write(2, "audio open error: Permission den"..., 35audio open error: Permission denied) = 352. upravit pristupove prava cez udev