Raymond Yau wrote: > Should snd_mixer_selem_get_playback_volume() perform range check ? No, it's the responsibility of the control implementation to return valid values (and to check that values that are being set are valid). Regards, Clemens _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel