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18 lines
544 B
Nix
18 lines
544 B
Nix
{ sox, mpv, writers, coreutils }:
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# ref https://askubuntu.com/a/789472
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writers.writeDashBin "noise-waves" ''
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file="/tmp/noise-$(${coreutils}/bin/date +%s | ${coreutils}/bin/md5sum | ${coreutils}/bin/cut -d' ' -f1).wav"
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trap clean EXIT
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clean() {
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rm "$file"
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}
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${coreutils}/bin/mkfifo "$file"
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${sox}/bin/sox -c2 -r44.1k -b8 -n "$file" synth brownnoise synth pinknoise mix synth sine amod 0.3 10 &
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${mpv}/bin/mpv "$file"
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''
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# play -c2 -r44.1k -b8 -n synth -1 brownnoise .1 40
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# play -c2 -r44.1k -b8 -n synth -1 pinknoise .1 60
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