On Mon, 19 Nov 2007, Andy Brown wrote: > Hi All, > Bit of an odd one, so please bear with me here! > What I'm trying to do is write a bash script that can read the current > volume level coming from the microphone and then deal with certain > values (silence or noise detection). > Does anyone know of a way of 'grabbing' the current microphone level via > the shell? > I'm playing around with ecasignalview as that samples my alsa sound > device and siaplys a peak/average peak, however this is a > user-interactive program, can anyone suggest how I can query something > similar? > > Thanks in advance, and apologies if this is not quite the right place to > post this query! Hi, you may try to play with output of arecord utility. Example is here: arecord -vvv -d 2 /dev/shm/a.wav Jaroslav ----- Jaroslav Kysela <perex@xxxxxxxx> Linux Kernel Sound Maintainer ALSA Project ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user
