On Sun, Sep 13, 2015 at 10:02 AM, Anders Genell <anders.gen...@gmail.com> wrote:
> > > On Sun, Sep 13, 2015 at 9:48 AM, Bill Unruh <un...@physics.ubc.ca> wrote: > >> >> >> On Sun, 13 Sep 2015, Anders Genell wrote: >> >> Actually, I believe disconnecting anything should be unnecessary? >>> >>> If speaker-test -Dhw:PCH -c 6 -s 1 already works, adding infinite loop >>> option should >>> suffice? >>> >>> speaker-test -Dhw:PCH -c 6 -s 1 -l 0 >>> >> >> All I did was read the man page. It says that if you use -s it only plays >> once. No matter what -l says. Ie the man page says that -l only works for >> two >> channel. Butr maybe the man page is wrong? I do not know. >> >> >> >> > Ah, ok, that may well be true - I interpreted the manual as saying the > just using -s option would always just do one-shot, so -l would be needed > to increase the number of repetitions. I did not try it myself, but will do > so as soon as I have opportunity and report back. > > Regards, > Anders > > I just tried and indeed the -s option ignores the -l option, so there is just one shot no matter what. I suggest preparing multichannel wav files with all channels except one silent (using e.g. sox) and use the wav file input option for speaker-test. I would love of future version of speaker-test to let the -s option take the -l option into account! Regards, Anders > > >> >>> Regards, >>> Anders >>> >>> >>> >>> 13 sep 2015 kl. 04:05 skrev Bill Unruh <un...@physics.ubc.ca>: >>> >>> >>> man speaker-test ? >>> >>> if -s is used the program will always only produce a single shot. >>> >>> SO use -l 0 (loop indefinitely) >>> >>> and unplug one of the speakers >>> >>> On Sat, 12 Sep 2015, Alan Bromborsky wrote: >>> >>> I am using alsa speaker-test to set my channel gain levels >>> with a spl >>> >>> meter and alsamixer one channel at a time. If I run the >>> follow command >>> >>> line - >>> >>> >>> speaker-test -Dhw:PCH -c 6 -s 1 >>> >>> >>> everything works fine and I hear pink noise from the front >>> left speaker, >>> >>> but the tone doesn't last long enough to set the channel gain >>> using my >>> >>> spl meter. Is there anyway to make the duration of the tone >>> (pink >>> >>> noise) longer. Fifteen seconds would be sufficient. >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> >>> _______________________________________________ >>> >>> Alsa-user mailing list >>> >>> Alsa-user@lists.sourceforge.net >>> >>> https://lists.sourceforge.net/lists/listinfo/alsa-user >>> >>> >>> >>> >>> ------------------------------------------------------------------------------ >>> _______________________________________________ >>> Alsa-user mailing list >>> Alsa-user@lists.sourceforge.net >>> https://lists.sourceforge.net/lists/listinfo/alsa-user >>> >>> >>> >
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