freecalypso-hwlab: audio-tones/dtmf annotate

annotate audio-tones/dtmf @ 164:9336a48746d9

audio-tones: experimental tools and findings

author	Mychaela Falconia <falcon@freecalypso.org>
date	Sat, 13 Nov 2021 04:49:06 +0000
parents
children

rev	line source
164 9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	1 #!/bin/sh
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	2
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	3 # generate a DTMF '#' keybeep, low and high ampl set on the command line
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	4
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	5 if [ $# != 2 ]
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	6 then
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	7 echo "usage: $0 low-ampl high-ampl" 1>&2
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	8 exit 1
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	9 fi
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	10
9336a48746d9 audio-tones: experimental tools and findings Mychaela Falconia <falcon@freecalypso.org> parents: diff changeset	11 exec fc-shell "at@tone=0,100,941,$1,0,100,1477,$2,0,100,0,0,100,100,100,1"