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client.html
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client.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
<title>Fattle Client</title>
<style>
/* http://meyerweb.com/eric/tools/css/reset/
v2.0 | 20110126
License: none (public domain)
*/
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
margin: 0;
padding: 0;
border: 0;
font-size: 100%;
font: inherit;
vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure,
footer, header, hgroup, menu, nav, section {
display: block;
}
body {
line-height: 1;
}
ol, ul {
list-style: none;
}
blockquote, q {
quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
content: '';
content: none;
}
table {
border-collapse: collapse;
border-spacing: 0;
}
</style>
</head>
<body>
<canvas width="256" height="224"></canvas>
<script>
void function () {
window.urlCount = 0
var endpoint = location.hash.replace(/^#/, '') || 'ws://127.0.0.1:3000/'
var canvas = document.querySelector('canvas')
var context = canvas.getContext('2d')
var socket = new WebSocket(endpoint)
socket.binaryType = 'arraybuffer'
socket.addEventListener('message', function (event) {
var blob = new Blob([event.data], { type: 'image/jpeg' })
var url = URL.createObjectURL(blob)
var image = new Image()
image.src = url
image.addEventListener('abort', function () {
cleanup()
})
image.addEventListener('load', function () {
context.drawImage(image, 0, 0)
cleanup()
})
image.addEventListener('error', function (error) {
console.error(event)
cleanup()
})
function cleanup () {
URL.revokeObjectURL(url)
blob = url = image = null
}
})
socket.addEventListener('open', function (event) { console.info(event) })
socket.addEventListener('error', function (event) { console.error(event) })
socket.addEventListener('close', function (event) { console.warn(event) })
} ()
</script>
</body>
</html>