Oona Räisänen windytan

I hereby claim:

I am windytan on github.
I am oona (https://keybase.io/oona) on keybase.
I have a public key whose fingerprint is 5E58 B00C B427 8814 EE00 05ED 57BE DFA9 3BBB EDE8

To claim this, I am signing this object:

	$fs = 48000; # sample rate
	$fc = 3729; # carrier frequency
	$filter = " sinc -$fc"; # optional LP filter

	$fc = freq($fc);

	open(IN, "sox scrambled.wav -c 1 -b 16 -e signed -t .raw -\|");
	open(OUT,"\|sox -r $fs -c 1 -b 16 -e signed -t .raw - descrambled.wav".
	$filter);

	# Oona Räisänen 2013
	# http://windytan.com

	# ssh-keygen -l -f ~/.ssh/id_rsa.pub \| perl emoji.pl

	@emoji = qw( 🌀 🌂 🌅 🌈 🌙 🌞 🌟 🌠 🌰 🌱 🌲 🌳 🌴 🌵 🌷 🌸
	🌹 🌺 🌻 🌼 🌽 🌾 🌿 🍀 🍁 🍂 🍃 🍄 🍅 🍆 🍇 🍈
	🍉 🍊 🍋 🍌 🍍 🍎 🍏 🍐 🍑 🍒 🍓 🍔 🍕 🍖 🍗 🍘
	🍜 🍝 🍞 🍟 🍠 🍡 🍢 🍣 🍤 🍥 🍦 🍧 🍨 🍩 🍪 🍫
	🍬 🍭 🍮 🍯 🍰 🍱 🍲 🍳 🍴 🍵 🍶 🍷 🍸 🍹 🍺 🍻

	use warnings;
	use DateTime;

	$snum = 0;
	$writing = 0;

	open OUT, "\|sox -t .raw -e unsigned-integer -b 16 -r 44100 ".
	"-c 1 - stamped.wav";

	while (not eof STDIN) {

	use warnings;

	my $snum = 0;
	my $reading = 0;

	open my $in, '-\|', 'sox stamped.wav -e unsigned-integer -t .raw -';

	while (read $in, $sample, 2) {
	$bit = (unpack "S", $sample) & 1;

	use warnings;
	use DateTime;

	$snum = 0;
	$writing = 0;

	open OUT, "\|sox -t .raw -e signed-integer -b 16 -r 44100 ".
	"-c 1 - stamped.wav";

	while (not eof STDIN) {

	#!/usr/bin/perl
	# Oona Räisänen 2014
	use warnings;

	$fs = 48000;
	$f = 200;
	$pi = 3.141592653589793238;

	open(U,"\|sox -t .raw -c 1 -r $fs -b 16 -e signed - sines.wav");

	use warnings;

	$fs = 48000;
	$pi = 3.141592653589793;

	open U, "\|sox -t .raw -e sig -b 16 -c 1 -r $fs - numbers.wav sinc 300-4300";

	dtmf ("12345567899000100100");

	close U;

	@namespace url(http://www.w3.org/1999/xhtml);

	@-moz-document
	domain('cpan.org')
	{
	html, body, tbody, tr, td, div { background-color: #232323 !important; color: #ccc !important }
	pre {
	display: block !important ;
	background-color: #333333 !important ;
	border: #777777 solid 0.1em !important ;

	#include <openssl/sha.h>
	#include <stdlib.h>
	#include <stdio.h>
	#include <string.h>

	int main() {
	const char target[SHA_DIGEST_LENGTH] = {
	0x69, 0xaf, 0x88, 0x1e, 0xca, 0x98, 0xb7, 0x04, 0x2f, 0x18,
	0xe9, 0x75, 0xe0, 0x0f, 0x9d, 0x49, 0xd5, 0xd5, 0xee, 0x64
	};