Hi, It looks like you are using Boomer instead of stock OSSv4. The ossmix program expects functionality that is not present in Boomer and it will not work there. You probably should use mixerctl instead of ossmix.
Best regards, Hannu Bo-liang Guan wrote: > Hi all > > I have an issue about ossmix command. I download the ossmix.c > <http://manuals.opensound.com/developer/ossmix.c.html#LOC8> file and > complied it > bash-3.2#./ossmix -d 0 ,the output is: "Mixer device 0 doesn't exist." > bash-3.2#./ossmix -d -1 ,the output is: "Selected mixer -1/audio#0" > "Known controls are:" > > I checked the code and the error caused by SNDCTL_MIX_NREXT > <http://manuals.opensound.com/developer/SNDCTL_MIX_NREXT.html> ioctl, > the errno is ENXIO > <http://manuals.opensound.com/developer/oss_errno.html> . > It seems that there is no mixer devices, but i do have the mixer > device ,and below is > my audio device information: > bash-3.2# ls -l /dev/sound/ > total 24 > lrwxrwxrwx 1 root root 9 Jul 5 14:41 0 -> audiohd:0 > lrwxrwxrwx 1 root root 12 Jul 5 14:41 0ctl -> audiohd:0ctl > lrwxrwxrwx 1 root root 8 Jul 7 12:59 1 -> usb_ac:0 > lrwxrwxrwx 1 root root 11 Jul 7 12:59 1ctl -> usb_ac:0ctl > lrwxrwxrwx 1 root root 49 Jul 5 14:41 audiohd:0 -> > ../../devices/pseudo/au...@0:sound,audiohd,audio0 > lrwxrwxrwx 1 root root 52 Jul 5 14:41 audiohd:0ctl -> > ../../devices/pseudo/au...@0:sound,audiohd,audioctl0 > lrwxrwxrwx 1 root root 48 Jul 5 14:41 audiohd:0dsp -> > ../../devices/p...@0,0/pci17aa,1...@1b:sound,dsp0 > lrwxrwxrwx 1 root root 50 Jul 5 14:41 audiohd:0mixer -> > ../../devices/p...@0,0/pci17aa,1...@1b:sound,mixer0 > lrwxrwxrwx 1 root root 48 Jul 7 12:59 usb_ac:0 -> > ../../devices/pseudo/au...@0:sound,usb_ac,audio0 > lrwxrwxrwx 1 root root 51 Jul 7 12:59 usb_ac:0ctl -> > ../../devices/pseudo/au...@0:sound,usb_ac,audioctl0 > lrwxrwxrwx 1 root root 75 Jul 5 14:41 usb_ac:0dsp -> > ../../devices/p...@0,0/pci17aa,1...@1d,3/dev...@2/sound-cont...@0:sound,dsp0 > lrwxrwxrwx 1 root root 77 Jul 5 14:41 usb_ac:0mixer -> > ../../devices/p...@0,0/pci17aa,1...@1d,3/dev...@2/sound-cont...@0:sound,mixer0 > > I checked the code about SNDCTL_MIX_NREXT > <http://manuals.opensound.com/developer/SNDCTL_MIX_NREXT.html> , here > is the code about this ioctl: > static int > sndctl_mix_nrext(audio_client_t *c, int *ncp) > { > audio_dev_t *d; > ossdev_t *odev; > d = auclnt_get_dev(c); > if ((*ncp != -1) && (*ncp != (auclnt_get_dev_index(d) - 1))) { // Why > (*ncp != -1)????? > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ > return (ENXIO); > } > if ((odev = auclnt_get_dev_minor_data(d, AUDIO_MINOR_DSP)) == NULL) { > return (EINVAL); > } > *ncp = odev->d_nctrl; > return (0); > } > > Can anybody tell me Why (*ncp != -1) in the line that i signed. > And Why SNDCTL_MIX_NREXT > <http://manuals.opensound.com/developer/SNDCTL_MIX_NREXT.html> failed > that can't find the mixer device 0. > > My OS is Solaris snv_117. > > > Thanks. > Boliang.Guan > > > ------------------------------------------------------------------------ > > _______________________________________________ > oss-devel mailing list > oss-devel@mailman.opensound.com > http://mailman.opensound.com/mailman/listinfo/oss-devel >
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