From 471191abe59cce84b104fc6f601cbb852a8d07e7 Mon Sep 17 00:00:00 2001 From: Daniel T Chen Date: Sat, 4 Jun 2011 17:44:43 -0400 Subject: [PATCH] speaker-test.1: Clarify man page by giving examples MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit BugLink: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=620513 From the Debian bug report: "The speaker-test manpage could be improved somewhat by helping a little bit the user determine how to find out the devices he can test. Based on http://alsa.opensrc.org/Speaker-test I have make some changes to the manpage (diff attached) to describe a little bit more how speaker-test can be used alongside 'aplay'. Please consider the following patch for alsa-utils-1.0.23/speaker-test/speaker-test.1" Signed-off-by: Javier Fernández-Sanguino Peña Signed-off-by: Takashi Iwai --- speaker-test/speaker-test.1 | 46 ++++++++++++++++++++++++++++++++++++++++++- 1 files changed, 45 insertions(+), 1 deletions(-) diff --git a/speaker-test/speaker-test.1 b/speaker-test/speaker-test.1 index f0948a6..6ef0814 100644 --- a/speaker-test/speaker-test.1 +++ b/speaker-test/speaker-test.1 @@ -11,7 +11,7 @@ . fi . PP .. -.TH SPEAKER\-TEST 1 "20 September 2004" speaker-test +.TH SPEAKER\-TEST 1 "April 2nd, 2011" speaker-test .SH NAME speaker\-test \- command-line speaker test tone generator for ALSA .SH SYNOPSIS @@ -20,6 +20,41 @@ speaker\-test \- command-line speaker test tone generator for ALSA .SH DESCRIPTION \fBspeaker\-test\fP generates a tone that can be used to test the speakers of a computer. +\fBspeaker-test\fP by default will test the \fIdefault\fP device. If you +want to test another sound device you will have first to get a list of +all of the sound cards in your system and the devices associated with +those cards. Notice that there might be for example, one device for +analog sound, one for digital sound and one for HDMI sound. +To get the list of available cards and devices you can run \fBaplay -L\fR. + +.P \fBaplay\fR's output will be similar to this one: + +.nf +$ aplay -L +null + Discard all samples (playback) or generate zero samples (capture) +default:CARD=ICH5 + Intel ICH5, Intel ICH5 + Default Audio Device +front:CARD=ICH5,DEV=0 + Intel ICH5, Intel ICH5 + Front speakers +surround40:CARD=ICH5,DEV=0 + Intel ICH5, Intel ICH5 + 4.0 Surround output to Front and Rear speakers +(...) +.fi + +.P Each of the devices is listed in the beginning of the definition so, +in the above example, there are four devices listed: null, default, front +and surround40. So, if you want to test the last device you can +run \fBspeaker-test -Dsurround40:ICH5 -c 6\fR. The \fB-c\fR option will +indicate that the six audio channels in the device have to be tested. + + + + + .SH OPTIONS .TP @@ -119,6 +154,15 @@ To send a nice low 75Hz tone to the Woofer and then exit without touching any ot speaker-test -Dplug:surround51 -c6 -s1 -f75 .EE +To do a 2-speaker test using the spdif (coax or optical) output: +.EX + speaker-test -Dplug:spdif -c2 +.EE + + +.SH SEE ALSO +.BR aplay(1) + .SH AUTHOR The speaker-test program was written by James Courtier-Dutton. Pink noise support was added by Nathan Hurst. -- 1.7.6