Am Donnerstag, 26. Januar 2006 11:38 schrieb Joerg Kampmann:
(...). kampmann@ibk-node14:~/Tests/Aufnahmen> aplay test01.wav aplay: main:533: audio open error: Permission denied kampmann@ibk-node14:~/Tests/Aufnahmen>
die Rechte scheinen ok zu sein (...).
Um hier nicht eine wilde Raterei zu starten: An welchen Rechten hapert es denn? Das kannst du mit "strace -e file=open aplay test01.wav" herausbekommen. Bei mir benutzt aplay nämlich gar nicht /dev/asound sondern einige andere. das kommt bei mir heraus: kampmann@ibk-node14:~/Tests/Aufnahmen> strace -e trace=file aplay test02.wav execve("/usr/bin/aplay", ["aplay", "test02.wav"], [/* 80 vars */]) = 0 access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or
Jan Ritzerfeld wrote: directory) open("/etc/ld.so.cache", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=110744, ...}) = 0 open("/usr/lib/libasound.so.2", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0755, st_size=746740, ...}) = 0 open("/lib/tls/libm.so.6", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0755, st_size=178573, ...}) = 0 open("/lib/libdl.so.2", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0755, st_size=13814, ...}) = 0 open("/lib/tls/libpthread.so.0", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0755, st_size=93182, ...}) = 0 open("/lib/tls/libc.so.6", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0755, st_size=1394943, ...}) = 0 open("/lib/libresmgr.so.0.9.8", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0755, st_size=15156, ...}) = 0 stat64("/usr/share/alsa/alsa.conf", {st_mode=S_IFREG|0644, st_size=7467, ...}) = 0 open("/usr/share/alsa/alsa.conf", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=7467, ...}) = 0 access("/etc/asound.conf", R_OK) = -1 ENOENT (No such file or directory) access("/home/kampmann/.asoundrc", R_OK) = 0 open("/home/kampmann/.asoundrc", O_RDONLY) = 3 fstat64(3, {st_mode=S_IFREG|0644, st_size=54, ...}) = 0 open("/dev/snd/controlC0", O_RDWR) = 3 open("/dev/snd/pcmC0D2p", O_RDWR) = -1 ENODEV (No such device) aplay: main:533: audio open error: Permission denied kampmann@ibk-node14:~/Tests/Aufnahmen> und: kampmann@ibk-node14:~/Tests/Aufnahmen> ll /dev/snd/pcmC0D2* crw------- 1 kampmann audio 116, 26 2005-03-19 20:36 /dev/snd/pcmC0D2c crw------- 1 kampmann audio 116, 18 2005-03-19 20:36 /dev/snd/pcmC0D2p kampmann@ibk-node14:~/Tests/Aufnahmen> was ich nicht ganz verstehe :) denn: die Rechte für mich (kampmann) sind ja vorhanden, allerdings "kampmann:users" - ist das der Grund? Danke für die Auskunft ... gibt es dafür eine Erklärung -- ============ lat=52.35°N - lon=10.25°E ================================ Dr. Jörg Kampmann - IBK-Consult for Real-Time and Embedded Systems D-31228 Peine - Tel.:+49-177-276-3140 - Fax: +49-5171-13385 http://www.ibk-consult.de http://www.openbc.com/go/invuid/Joerg_Kampmann ===== QNX is the better Choice for Real-Time: http://www.qnx.com ====