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Branches Tags
perelman:master
perelman:feature/serverless
perelman:feature/qrgen
perelman:feature/data-first
perelman:feature/single-offer
perelman:blog-initial
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compare: perelman:feature/qrgen
Branches Tags
perelman:master
perelman:feature/serverless
perelman:feature/qrgen
perelman:feature/data-first
perelman:feature/single-offer
perelman:blog-initial

No commits in common. "master" and "feature/qrgen" have entirely different histories.
master ... feature/qr

16 changed files with 35 additions and 539 deletions
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9
.gitmodules vendored
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@ -1,9 +0,0 @@
[submodule "external/LZMA-JS"]
path = external/LZMA-JS
url = https://github.com/LZMA-JS/LZMA-JS.git
[submodule "external/base64.js"]
path = external/base64.js
url = https://gist.github.com/72c423f727d395eeaa09697058238727.git
[submodule "external/qr-scanner"]
path = external/qr-scanner
url = https://github.com/nimiq/qr-scanner.git

2
camera/routing.py
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@ -4,5 +4,5 @@ from . import consumers
websocket_urlpatterns = [ websocket_urlpatterns = [
re_path(r'camera/ws/(?P<kind>host|client)/(?P<room_name>\w+)/$', re_path(r'camera/ws/(?P<kind>host|client)/(?P<room_name>\w+)/$',
consumers.VideoConsumer.as_asgi()), consumers.VideoConsumer),
] ]

1
camera/static/js/base64.js
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@ -1 +0,0 @@
../../../external/base64.js/base64.js

1
camera/static/js/lzma_worker.js
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@ -1 +0,0 @@
../../../external/LZMA-JS/src/lzma_worker.js

175
camera/static/js/prefix
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@ -1,175 +0,0 @@
{"description":{"type":"answer","sdp":"v=0
o=- 0 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE 0
a=msid-semantic: WMS
m=audio 9 UDP/TLS/RTP/SAVPF 109 9 0 8 101
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=candidate:0 1 udp 0 a.local 0 typ host generation 0 network-cost 999
a=ice-ufrag:
a=ice-pwd:
a=ice-options:trickle
a=fingerprint:sha-256 000:01:12:23:34:45:56:67:78:89:9A:AB:BC:CD:DE:EF:F0:02:03:04:05:06:07:08:09:0A:0B:0C:0D:0E:0F
a=setup:active
a=mid:0
a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
a=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid
a=recvonly
a=rtcp-mux
a=rtpmap:109 opus/48000/2
a=fmtp:109 minptime=10;useinbandfec=1
a=rtpmap:9 G722/8000
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
"}}
{"description":{"type":"offer","sdp":"v=0
o=mozilla...THIS_IS_SDPARTA-68.8.1 0 0 IN IP4 0.0.0.0
s=-
t=0 0
a=sendrecv
a=fingerprint:sha-256 0:10:11:12:13:14:15:16:17:18:19:1A:1B:1C:1D:1E:1F:20:21:22:23:24:25:26:27:28:29:2A:2B:2C:2D
a=group:BUNDLE 0
a=ice-options:trickle
a=msid-semantic:WMS *
m=audio 40000 UDP/TLS/RTP/SAVPF 109 9 0 8 101
c=IN IP4 192.168.0.0
a=candidate:0 1 UDP 2100000000 192.168.0.0 40000 typ host
a=candidate:1 1 UDP 2100000000 ::1 40000 typ host
a=candidate:2 1 TCP 2100000000 192.168.0.0 40000 typ host tcptype passive
a=candidate:2 1 TCP 2100000000 192.168.0.0 9 typ host tcptype active
a=candidate:3 1 TCP 2100000000 ::1 40000 typ host tcptype passive
a=candidate:3 1 TCP 2100000000 ::1 9 typ host tcptype active
a=candidate:0 2 UDP 2100000000 192.168.0.0 40000 typ host
a=candidate:1 2 UDP 2100000000 ::1 40000 typ host
a=candidate:2 2 TCP 2100000000 192.168.0.0 40000 typ host tcptype passive
a=candidate:2 2 TCP 2100000000 192.168.0.0 9 typ host tcptype active
a=candidate:3 2 TCP 2100000000 ::1 40000 typ host tcptype passive
a=candidate:3 2 TCP 2100000000 ::1 9 typ host tcptype active
a=sendrecv
a=end-of-candidates
a=extmap:1 urn:ietf:params:rtp-hdrext:ssrc-audio-level
a=extmap:2/recvonly urn:ietf:params:rtp-hdrext:csrc-audio-level
a=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid
a=fmtp:109 maxplaybackrate=48000;stereo=1;useinbandfec=1
a=fmtp:101 0-15
a=ice-pwd:
a=ice-ufrag:
a=mid:0
a=msid:{}
a=rtcp:40000 IN IP4 192.168.0.0
a=rtcp-mux
a=rtpmap:109 opus/48000/2
a=rtpmap:9 G722/8000/1
a=rtpmap:0 PCMU/8000
a=rtpmap:8 PCMA/8000
a=rtpmap:101 telephone-event/8000
a=setup:actpass
a=ssrc:0 cname:{}
"}}
{"description":{"type":"answer","sdp":"v=0
o=- 0 2 IN IP4 127.0.0.1
s=-
t=0 0
a=group:BUNDLE 0
a=msid-semantic: WMS
m=video 9 UDP/TLS/RTP/SAVPF 120 121
c=IN IP4 0.0.0.0
a=rtcp:9 IN IP4 0.0.0.0
a=candidate:0 1 udp 2100000000 abc.local 40000 typ host generation 0 network-cost 999
a=ice-ufrag:
a=ice-pwd:
a=ice-options:trickle
a=fingerprint:sha-256 0:2E:2F:30:31:32:33:34:35:36:37:38:39:3A:3B:3C:3D:3E:3F:40:41:42:43:44:45:46:47:48:49:4A:4B
a=setup:active
a=mid:0
a=extmap:5 urn:ietf:params:rtp-hdrext:toffset
a=extmap:4 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
a=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid
a=recvonly
a=rtcp-mux
a=rtpmap:120 VP8/90000
a=rtcp-fb:120 goog-remb
a=rtcp-fb:120 ccm fir
a=rtcp-fb:120 nack
a=rtcp-fb:120 nack pli
a=rtpmap:121 VP9/90000
a=rtcp-fb:121 goog-remb
a=rtcp-fb:121 ccm fir
a=rtcp-fb:121 nack
a=rtcp-fb:121 nack pli
a=fmtp:121 profile-id=0
"}}
{"description":{"type":"offer","sdp":"v=0
o=mozilla...THIS_IS_SDPARTA-68.8.1 0 0 IN IP4 0.0.0.0
s=-
t=0 0
a=sendrecv
a=fingerprint:sha-256 0:4C:4D:4E:4F:50:51:52:53:54:55:56:57:58:59:5A:5B:5C:5D:5E:5F:60:61:62:63:64:65:66:67:68:69
a=group:BUNDLE 0
a=ice-options:trickle
a=msid-semantic:WMS *
m=video 40000 UDP/TLS/RTP/SAVPF 120 121
c=IN IP4 192.168.0.0
a=candidate:0 1 UDP 2100000000 192.168.0.0 40000 typ host
a=candidate:1 1 UDP 2100000000 ::1 40000 typ host
a=candidate:2 1 TCP 2100000000 192.168.0.0 40000 typ host tcptype passive
a=candidate:2 1 TCP 2100000000 192.168.0.0 9 typ host tcptype active
a=candidate:3 1 TCP 2100000000 ::1 40000 typ host tcptype passive
a=candidate:3 1 TCP 2100000000 ::1 9 typ host tcptype active
a=candidate:0 2 UDP 2100000000 192.168.0.0 40000 typ host
a=candidate:1 2 UDP 2100000000 ::1 40000 typ host
a=candidate:2 2 TCP 2100000000 192.168.0.0 40000 typ host tcptype passive
a=candidate:2 2 TCP 2100000000 192.168.0.0 9 typ host tcptype active
a=candidate:3 2 TCP 2100000000 ::1 40000 typ host tcptype passive
a=candidate:3 2 TCP 2100000000 ::1 9 typ host tcptype active
a=sendrecv
a=end-of-candidates
a=extmap:3 urn:ietf:params:rtp-hdrext:sdes:mid
a=extmap:4 http://www.webrtc.org/experiments/rtp-hdrext/abs-send-time
a=extmap:5 urn:ietf:params:rtp-hdrext:toffset
a=fmtp:120 max-fs=12288;max-fr=60
a=fmtp:121 max-fs=12288;max-fr=60
a=ice-pwd:
a=ice-ufrag:
a=mid:0
a=msid:{}
a=rtcp:40000 IN IP4 192.168.0.0
a=rtcp-fb:120 nack
a=rtcp-fb:120 nack pli
a=rtcp-fb:120 ccm fir
a=rtcp-fb:120 goog-remb
a=rtcp-fb:121 nack
a=rtcp-fb:121 nack pli
a=rtcp-fb:121 ccm fir
a=rtcp-fb:121 goog-remb
a=rtcp-mux
a=rtpmap:120 VP8/90000
a=rtpmap:121 VP9/90000
a=setup:actpass
a=ssrc:0 cname:{}
"}}
{"description":{"type":"offer","sdp":"v=0
o=mozilla...THIS_IS_SDPARTA-75.0 0 0 IN IP4 0.0.0.0
s=-
t=0 0
a=sendrecv
a=fingerprint:sha-256 6A:6B:6C:6D:6E:6F:70:71:72:73:74:75:76:77:78:79:7A:7B:7C:7D:7E:7F:80:81:82:83:84:85:86:87:88:89
a=group:BUNDLE 0
a=ice-options:trickle
a=msid-semantic:WMS *
m=application 9 UDP/DTLS/SCTP webrtc-datachannel
c=IN IP4 0.0.0.0
a=candidate:0 1 UDP 2100000000 0.local 40000 typ host
a=candidate:1 1 TCP 2100000000 0.local 9 typ host tcptype active
a=sendrecv
a=end-of-candidates
a=ice-pwd:
a=ice-ufrag:
a=mid:0
a=setup:actpass
a=sctp-port:5000
a=max-message-size:
"}}

47
camera/static/js/prefixCompressor.js
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@ -1,47 +0,0 @@
async function loadLZMAPrefixCompressor(prefixFilename) {
class PrefixCompressor {
constructor(prefix, compress, decompress, bytesToIgnore) {
this.prefix = prefix;
this.prefixCompressed = compress(prefix);
this.bytesToIgnore = bytesToIgnore;
this.baseCompress = compress;
this.baseDecompress = decompress;
}
compress(str) {
const c = this.baseCompress(this.prefix + str);
for (var i = this.bytesToIgnore;
i < this.prefixCompressed.length
&& this.prefixCompressed[i] == c[i];
i++) { }
const omittedBytes = this.prefixCompressed.length - i;
const res = c.subarray(i - 1);
res[0] = omittedBytes;
return res;
}
decompress(arr) {
const omittedBytes = arr[0];
const prefixBytes = this.prefixCompressed.length-omittedBytes;
const c = new Uint8Array(prefixBytes + arr.length-1);
c.set(this.prefixCompressed.subarray(0, prefixBytes));
c.set(arr.subarray(1), prefixBytes);
const d = this.baseDecompress(c);
return d.substring(this.prefix.length);
}
}
async function loadDictionary() {
const response = await fetch(prefixFilename);
return await response.text();
}
const prefix = await loadDictionary();
return new PrefixCompressor(prefix, str => {
const res = new Uint8Array(LZMA.compress(str, 9));
// Clear uncompressed size as it will be invalid.
for (var i = 5; i < 13; i++) res[i] = 255;
return res;
}, arr => {
return LZMA.decompress(arr).toString();
}, 12);
}

1
camera/static/js/qr-scanner-worker.min.js vendored
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@ -1 +0,0 @@
../../../external/qr-scanner-binaryData/qr-scanner-worker.min.js

1
camera/static/js/qr-scanner-worker.min.js.map
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@ -1 +0,0 @@
../../../external/qr-scanner/qr-scanner-worker.min.js.map

1
camera/static/js/qr-scanner.min.js vendored
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@ -1 +0,0 @@
../../../external/qr-scanner/qr-scanner.min.js

1
camera/static/js/qr-scanner.min.js.map
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@ -1 +0,0 @@
../../../external/qr-scanner/qr-scanner.min.js.map

240
camera/templates/index.html
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@ -12,13 +12,13 @@ body.justVideo {
body.justVideo #status, body.justVideo form { body.justVideo #status, body.justVideo form {
display: none; display: none;
} }
.qrcontainer { #qrcodelink {
position: sticky; position: sticky;
top: 0; top: 0;
right: 0; right: 0;
float: right; float: right;
} }
.qrcontainer svg path { #qrcodelink svg path {
min-width: 30vw; min-width: 30vw;
max-width: 100vw; max-width: 100vw;
max-height: 50vh; max-height: 50vh;
@ -57,29 +57,15 @@ form label {
} }
</style> </style>
<script type="text/javascript" src="static/js/qrcodegen.js"></script> <script type="text/javascript" src="static/js/qrcodegen.js"></script>
<script type="text/javascript" src="static/js/lzma_worker.js"></script>
<script type="text/javascript" src="static/js/prefixCompressor.js"></script>
</head> </head>
<body> <body>
<a class="qrcontainer" id="qrcodelink" style="display:none;"> <a id="qrcodelink" style="display:none;">
<svg xmlns="http://www.w3.org/2000/svg" id="qrcode" style="width:20em; height:20em;" stroke="none"> <svg xmlns="http://www.w3.org/2000/svg" id="qrcode" style="width:20em; height:20em;" stroke="none">
<rect width="100%" height="100%" fill="#FFFFFF"/> <rect width="100%" height="100%" fill="#FFFFFF"/>
<path d="" fill="#000000"/> <path d="" fill="#000000"/>
</svg> </svg>
</a> </a>
<div class="qrcontainer" id="qrcodeObjContainer" style="display:none;">
<svg xmlns="http://www.w3.org/2000/svg" id="qrcodeObj" style="width:20em; height:20em;" stroke="none">
<rect width="100%" height="100%" fill="#FFFFFF"/>
<path d="" fill="#000000"/>
</svg> <br/>
<textarea id="localOffer" readonly></textarea>
<button id="copyLocalOffer">Copy</button>
</div>
<form name="settings"> <form name="settings">
<label>
Serverless mode:
<input name="serverless" type="checkbox" value="true" />
</label>
<label> <label>
Recieve remote video: Recieve remote video:
<select name="client-video"> <select name="client-video">
@ -113,55 +99,26 @@ form label {
<input name="debug" type="checkbox" value="true" /> <input name="debug" type="checkbox" value="true" />
</label> </label>
</form> </form>
<form id="serverlessOffer" style="display: none;" onsubmit="return false;">
<label>
Paste offer here:
<textarea name="remoteOffer"></textarea>
<button id="remoteOfferScan">Scan QR code</button>
</label>
</form>
<div id="status"></div> <div id="status"></div>
<div id="videos"> <div id="videos">
<button id="unmute" style="display:none;">Unmute</button> <button id="unmute" style="display:none;">Unmute</button>
<button id="start" style="display:none;">Start Streaming</button> <button id="start" style="display:none;">Start Streaming</button>
<video id="remoteView" width="100%" autoplay muted style="display:none;"></video> <video id="remoteView" width="100%" autoplay muted style="display:none;"></video>
<video id="selfView" width="200" height="150" autoplay muted style="display:none;"></video> <video id="selfView" width="200" height="150" autoplay muted style="display:none;"></video>
<video id="qrscan" width="100%" autoplay muted style="display:none;"></video>
</div> </div>
<script type="module" > <script >
import * as b64 from "./static/js/base64.js";
import QrScanner from "./static/js/qr-scanner.min.js";
QrScanner.WORKER_PATH = "./static/js/qr-scanner-worker.min.js"
async function initialize() {
const create = (container, type) => container.appendChild(document.createElement(type)); const create = (container, type) => container.appendChild(document.createElement(type));
const QRGen = qrcodegen.QrCode; const QRGen = qrcodegen.QrCode;
var compressor = null;
async function getCompressor() {
if (compressor == null) {
compressor = await loadLZMAPrefixCompressor('static/js/prefix');
}
return compressor;
}
const body = document.querySelector("body"); const body = document.querySelector("body");
const out = document.getElementById("status"); const out = document.getElementById("status");
const qrcode = document.getElementById("qrcode"); const qrcode = document.getElementById("qrcode");
const qrcodelink = document.getElementById("qrcodelink"); const qrcodelink = document.getElementById("qrcodelink");
const qrcodeObjContainer = document.getElementById("qrcodeObjContainer");
const qrcodeObj = document.getElementById("qrcodeObj");
const remoteView = document.getElementById("remoteView"); const remoteView = document.getElementById("remoteView");
const selfView = document.getElementById("selfView"); const selfView = document.getElementById("selfView");
const qrscan = document.getElementById("qrscan");
const start = document.getElementById("start"); const start = document.getElementById("start");
const unmute = document.getElementById("unmute"); const unmute = document.getElementById("unmute");
const form = document.forms["settings"]; const form = document.forms["settings"];
const remoteOfferForm = document.forms["serverlessOffer"];
const remoteOffer = remoteOfferForm.elements["remoteOffer"];
const remoteOfferScan = document.getElementById("remoteOfferScan");
const localOfferArea = document.getElementById("localOffer");
const localOfferCopyButton = document.getElementById("copyLocalOffer");
function _log(str, tag) { function _log(str, tag) {
const logEntry = document.createElement(tag); const logEntry = document.createElement(tag);
@ -195,60 +152,24 @@ form label {
} }
for (const el of form.elements) { for (const el of form.elements) {
el.addEventListener("change", e => { el.addEventListener("change", _ => {
window.location.hash = JSON.stringify(readSettingsForm(false)); window.location.hash = JSON.stringify(readSettingsForm(false));
if (e.target.name == 'serverless') {
window.location.reload(false);
}
}); });
} }
function isServerless() {
return settings && 'serverless' in settings && settings.serverless;
}
function withHash(hash) { function withHash(hash) {
return window.location.href.split('#')[0] + '#' + hash; return window.location.href.split('#')[0] + '#' + hash;
} }
function displayQR(qrcode, val) { function displayQRUrl(url) {
const encodeFunc = val instanceof Uint8Array qrcodelink.href = url;
? QRGen.encodeBinary const qr = QRGen.encodeText(url, QRGen.Ecc.MEDIUM);
: QRGen.encodeText;
const qr = encodeFunc(val, QRGen.Ecc.MEDIUM);
const code = qr.toSvgString(1); const code = qr.toSvgString(1);
const viewBox = (/ viewBox="([^"]*)"/.exec(code))[1]; const viewBox = (/ viewBox="([^"]*)"/.exec(code))[1];
const pathD = (/ d="([^"]*)"/.exec(code))[1]; const pathD = (/ d="([^"]*)"/.exec(code))[1];
qrcode.setAttribute("viewBox", viewBox); qrcode.setAttribute("viewBox", viewBox);
qrcode.querySelector("path").setAttribute("d", pathD); qrcode.querySelector("path").setAttribute("d", pathD);
}
function displayQRUrl(url) {
qrcodelink.href = url;
displayQR(qrcode, url);
qrcodelink.style.display = ''; qrcodelink.style.display = '';
} }
function displayQRUrlForObj(obj) {
const json = JSON.stringify(obj);
log("Encoding message in QR code/link:");
logPre(json);
const compressed = compressor.compress(json);
const encoded = b64.bytesToBase64(compressed);
displayQRUrl(withHash('^' + encoded));
}
function displayQRCodeForObj(obj) {
const json = JSON.stringify(obj);
log("Encoding message in QR code for copy/paste:");
logPre(json);
const compressed = compressor.compress(json);
const encoded = b64.bytesToBase64(compressed);
displayQR(qrcodeObj, compressed);
localOfferArea.value = encoded;
localOfferCopyButton.onclick = _ => {
localOfferArea.focus();
localOfferArea.select();
document.execCommand('copy');
};
qrcodeObjContainer.style.display = '';
}
let roomName = window.location.hash; let roomName = window.location.hash;
let isHost = roomName === undefined || !roomName; let isHost = roomName === undefined || !roomName;
@ -274,25 +195,6 @@ form label {
log("Failed to read settings from hash: " + error); log("Failed to read settings from hash: " + error);
} }
} }
var firstMessage = undefined;
if (roomName && roomName.startsWith("#^")) {
roomName = undefined;
isHost = false;
try {
const hash = decodeURI(window.location.hash);
log("Reading first message from hash:");
logPre(hash);
log("Decoded base64:");
const decoded = (await getCompressor()).decompress(b64.base64ToBytes(hash.substring(2)));
logPre(decoded);
firstMessage = decoded;
settings = {serverless: true};
} catch (error) {
log("Failed to read message from hash: " + error);
}
}
if (isHost) { if (isHost) {
// From https://stackoverflow.com/a/1349426 // From https://stackoverflow.com/a/1349426
function makeid(length) { function makeid(length) {
@ -305,23 +207,15 @@ form label {
return result; return result;
} }
if (!isServerless()) { roomName = makeid(8);
roomName = makeid(8); displayQRUrl(withHash(roomName));
displayQRUrl(withHash(roomName));
}
} else { } else {
if (!isServerless()) { roomName = roomName.substring(1);
roomName = roomName.substring(1);
}
qrcodelink.style.display = 'none'; qrcodelink.style.display = 'none';
form.style.display = 'none'; form.style.display = 'none';
} }
if (isServerless()) { log("Room: " + roomName);
log("In serverless mode.");
} else {
log("Room: " + roomName);
}
var webSocket = undefined; var webSocket = undefined;
@ -331,10 +225,6 @@ form label {
const method = dcReady ? "dataConnection" : "webSocket"; const method = dcReady ? "dataConnection" : "webSocket";
log("Sending message via " + method + "..."); log("Sending message via " + method + "...");
logPre(toSend); logPre(toSend);
if (isServerless() && !dcReady) {
log("ERROR: Attempted to use webSocket in serverless mode.");
return;
}
(dcReady ? dc : webSocket).send(toSend); (dcReady ? dc : webSocket).send(toSend);
} }
@ -343,12 +233,7 @@ form label {
function sendOffer() { function sendOffer() {
if (pc.iceGatheringState == "complete") { if (pc.iceGatheringState == "complete") {
const sendFunc = !isServerless() || dc && dc.readyState == "open" sendJson({
? sendJson
: isHost
? displayQRUrlForObj
: displayQRCodeForObj;
sendFunc({
description: pc.localDescription description: pc.localDescription
}); });
} }
@ -373,10 +258,7 @@ form label {
// ... but only once icegathering is complete. // ... but only once icegathering is complete.
pc.onnegotiationneeded = async function () { pc.onnegotiationneeded = async function () {
log("In pc.onnegotiationneeded..."); log("In pc.onnegotiationneeded...");
const useOffer = (!settings || !('separateIce' in settings) await pc.setLocalDescription(await pc.createOffer());
|| !settings.separateIce);
await pc.setLocalDescription(
await (useOffer ? pc.createOffer() : pc.createAnswer()));
sendOffer(); sendOffer();
} }
@ -402,7 +284,6 @@ form label {
receiveMessage({source: "dataChannel", data: e.data}); receiveMessage({source: "dataChannel", data: e.data});
} }
log('Data channel initialized.'); log('Data channel initialized.');
qrcodeObjContainer.style.display = 'none';
} }
if (isHost) { if (isHost) {
@ -411,8 +292,6 @@ form label {
receiveMessage({source: "dataChannel", data: e.data}); receiveMessage({source: "dataChannel", data: e.data});
} }
dc.onopen = e => { dc.onopen = e => {
remoteOffer.disabled = true;
remoteOfferScan.disabled = true;
log("Data channel open, sending settings...") log("Data channel open, sending settings...")
settings = readSettingsForm(true); settings = readSettingsForm(true);
sendJson({settings}); sendJson({settings});
@ -453,7 +332,7 @@ form label {
: videoSettings == 'true' : videoSettings == 'true'
? true ? true
: { advanced: [{facingMode: videoSettings}] }; : { advanced: [{facingMode: videoSettings}] };
log("Created videoConstraints: " + JSON.stringify(videoConstraints)); log("Created videoConstraints.");
if (!videoConstraints && !audioSettings) return; if (!videoConstraints && !audioSettings) return;
const stream = videoSettings == 'screen' const stream = videoSettings == 'screen'
@ -474,23 +353,15 @@ form label {
log("Added track."); log("Added track.");
pc.addTrack(track, stream); pc.addTrack(track, stream);
} }
log('End of startStreaming(), creating answer...');
if (settings && 'separateIce' in settings && settings.separateIce) {
await pc.setLocalDescription(await pc.createAnswer());
}
} }
function startStreamingWithErorrHandling(fromButton) { function startStreamingWithErorrHandling(fromButton) {
try { startStreaming(fromButton)
startStreaming(fromButton) .then(() => {
.then(() => { log("startStreaming() finished.");
log("startStreaming() finished."); })
}) .catch(e => {
.catch(e => { log("startStreaming() errored: " + e.message);
log("startStreaming() errored: " + e.message); });
});
} catch (e) {
log("Error in startStreaming(): " + e);
}
} }
start.addEventListener("click", _ => { start.addEventListener("click", _ => {
@ -509,20 +380,12 @@ form label {
settings = data.settings; settings = data.settings;
startStreamingWithErorrHandling(false); startStreamingWithErorrHandling(false);
} else if (data.description) { } else if (data.description) {
try { if (pc == undefined) pc = createRTCPeerConnection();
if (pc == undefined) pc = createRTCPeerConnection(); await pc.setRemoteDescription(data.description);
await pc.setRemoteDescription(data.description); if (data.description.type == "offer") {
if (data.description.type == "offer") { log("Got an offer...");
log("Got an offer..."); await pc.setLocalDescription(await pc.createAnswer());
if (!settings || !('separateIce' in settings) || !settings.separateIce) { sendOffer();
await pc.setLocalDescription(await pc.createAnswer());
sendOffer();
} else {
log("separateIce mode, so delaying answer.");
}
}
} catch (e) {
log("Error accepting remote offer/answer: " + e);
} }
} }
}; };
@ -551,51 +414,16 @@ form label {
return webSocket; return webSocket;
} }
if (!isServerless()) { webSocket = createWebSocket();
webSocket = createWebSocket();
if (!isHost) { if (!isHost) {
// To make serverless and server mode more similar, // To make serverless and server mode more similar,
// always make the first RTCPeerConnection offer from the host, // always make the first RTCPeerConnection offer from the host,
// so here just notify the host to start the process. // so here just notify the host to start the process.
webSocket.onopen = _ => sendJson({ready: true}); webSocket.onopen = _ => sendJson({ready: true});
}
} else if (isHost) {
await getCompressor();
pc = createRTCPeerConnection();
remoteOffer.value = '';
remoteOffer.onchange = _ => {
try {
const decoded = b64.base64ToBytes(remoteOffer.value);
const decompressed = compressor.decompress(decoded);
receiveMessage({source: 'textarea', data: decompressed});
} catch (e) {
log("Error decoding remote offer: " + e);
}
};
remoteOfferScan.onclick = _ => {
qrscan.style.display = '';
const qrScanner = new QrScanner(qrscan, (result) => {
qrscan.style.display = 'none';
log('Decoded qr code.');
try {
const decompressed = compressor.decompress(new Uint8Array(result.binaryData));
receiveMessage({source: 'qr', data: decompressed});
qrScanner.destroy();
} catch(error) {
log('Error interpreting QR code: ' + error);
}
});
qrScanner.start();
};
remoteOfferForm.style.display = '';
} else {
receiveMessage({source: 'URL', data: firstMessage});
} }
log("Finished <script> block."); log("Finished <script> block.");
}
initialize();
</script> </script>
</body> </body>
</html> </html>

1
external/LZMA-JS vendored

@ -1 +0,0 @@
Subproject commit 8f98fe85a1ef78ab6e9d26ab85ce338f50095a23

1
external/base64.js vendored

@ -1 +0,0 @@
Subproject commit 74d3cbf82481545bc26c104de2419f4ee30c7dd7

1
external/qr-scanner vendored

@ -1 +0,0 @@
Subproject commit ecd8a3425f5d222ded65a0c6a560a437e53c204c

6
external/qr-scanner-binaryData/README vendored
View File

@ -1,6 +0,0 @@
./qr-scanner-worker.min.js is modified from
../qr-scanner/qr-scanner-worker.min.js. The only change is that instead
of returning result.data, it returns result to allow access to
result.binaryData.
MIT Licensed

86
external/qr-scanner-binaryData/qr-scanner-worker.min.js vendored
View File

@ -1,86 +0,0 @@
'use strict';(function(){function S(a,b){let c=[],d="";b=a.readBits([8,16,16][b]);for(let d=0;d<b;d++){let b=a.readBits(8);c.push(b)}try{d+=decodeURIComponent(c.map((a)=>`%${("0"+a.toString(16)).substr(-2)}`).join(""))}catch(e){}return{bytes:c,text:d}}function T(a,b){a=new U(a);b=9>=b?0:26>=b?1:2;let c={text:"",bytes:[],chunks:[]};for(;4<=a.available();){var d=a.readBits(4);if(d===y.Terminator)return c;if(d===y.ECI)0===a.readBits(1)?c.chunks.push({type:u.ECI,assignmentNumber:a.readBits(7)}):0===a.readBits(1)?
c.chunks.push({type:u.ECI,assignmentNumber:a.readBits(14)}):0===a.readBits(1)?c.chunks.push({type:u.ECI,assignmentNumber:a.readBits(21)}):c.chunks.push({type:u.ECI,assignmentNumber:-1});else if(d===y.Numeric){var e=a;d=[];for(var g="",f=e.readBits([10,12,14][b]);3<=f;){var h=e.readBits(10);if(1E3<=h)throw Error("Invalid numeric value above 999");var k=Math.floor(h/100),m=Math.floor(h/10)%10;h%=10;d.push(48+k,48+m,48+h);g+=k.toString()+m.toString()+h.toString();f-=3}if(2===f){f=e.readBits(7);if(100<=
f)throw Error("Invalid numeric value above 99");e=Math.floor(f/10);f%=10;d.push(48+e,48+f);g+=e.toString()+f.toString()}else if(1===f){e=e.readBits(4);if(10<=e)throw Error("Invalid numeric value above 9");d.push(48+e);g+=e.toString()}d={bytes:d,text:g};c.text+=d.text;c.bytes.push(...d.bytes);c.chunks.push({type:u.Numeric,text:d.text})}else if(d===y.Alphanumeric){e=a;d=[];g="";for(f=e.readBits([9,11,13][b]);2<=f;)m=e.readBits(11),k=Math.floor(m/45),m%=45,d.push(B[k].charCodeAt(0),B[m].charCodeAt(0)),
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!!a).sort((a,b)=>a.score-b.score).map((a,b,c)=>{if(4<b)return null;c=c.filter((a,c)=>b!==c).map((b)=>({x:b.x,y:b.y,score:b.score+Math.pow(b.size-a.size,2)/a.size,size:b.size})).sort((a,b)=>a.score-b.score);if(2>c.length)return null;const d=a.score+c[0].score+c[1].score;return{points:[a].concat(c.slice(0,2)),score:d}}).filter((a)=>!!a).sort((a,b)=>a.score-b.score);if(0===b.length)return null;var {topRight:k,topLeft:m,bottomLeft:p}=ha(b[0].points[0],b[0].points[1],b[0].points[2]);let n;try{({dimension:n,
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b.score);d=15<=l&&d.length?d[0]:q;return{alignmentPattern:{x:d.x,y:d.y},bottomLeft:{x:p.x,y:p.y},dimension:n,topLeft:{x:m.x,y:m.y},topRight:{x:k.x,y:k.y}}}function P(a){let b=ja(a);if(!b)return null;a=fa(a,b);var c=a.matrix;if(null==c)c=null;else{var d=L(c);if(d)c=d;else{for(d=0;d<c.width;d++)for(let a=d+1;a<c.height;a++)c.get(d,a)!==c.get(a,d)&&(c.set(d,a,!c.get(d,a)),c.set(a,d,!c.get(a,d)));c=L(c)}}return c?{binaryData:c.bytes,data:c.text,chunks:c.chunks,location:{topRightCorner:a.mappingFunction(b.dimension,
0),topLeftCorner:a.mappingFunction(0,0),bottomRightCorner:a.mappingFunction(b.dimension,b.dimension),bottomLeftCorner:a.mappingFunction(0,b.dimension),topRightFinderPattern:b.topRight,topLeftFinderPattern:b.topLeft,bottomLeftFinderPattern:b.bottomLeft,bottomRightAlignmentPattern:b.alignmentPattern}}:null}function Q(a,b){Object.keys(b).forEach((c)=>{a[c]=b[c]})}function I(a,b,c,d={}){let e=Object.create(null);Q(e,ka);Q(e,d);d="onlyInvert"===e.inversionAttempts||"invertFirst"===e.inversionAttempts;
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255>>c<<c)>>c,this.bitOffset+=a)}return b}available(){return 8*(this.bytes.length-this.byteOffset)-this.bitOffset}}var u;(function(a){a.Numeric="numeric";a.Alphanumeric="alphanumeric";a.Byte="byte";a.Kanji="kanji";a.ECI="eci"})(u||(u={}));var y;(function(a){a[a.Terminator=0]="Terminator";a[a.Numeric=1]="Numeric";a[a.Alphanumeric=2]="Alphanumeric";a[a.Byte=4]="Byte";a[a.Kanji=8]="Kanji";a[a.ECI=7]="ECI"})(y||(y={}));let B="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ $%*+-./:".split("");class w{constructor(a,
b){if(0===b.length)throw Error("No coefficients.");this.field=a;let c=b.length;if(1<c&&0===b[0]){let d=1;for(;d<c&&0===b[d];)d++;if(d===c)this.coefficients=a.zero.coefficients;else for(this.coefficients=new Uint8ClampedArray(c-d),a=0;a<this.coefficients.length;a++)this.coefficients[a]=b[d+a]}else this.coefficients=b}degree(){return this.coefficients.length-1}isZero(){return 0===this.coefficients[0]}getCoefficient(a){return this.coefficients[this.coefficients.length-1-a]}addOrSubtract(a){if(this.isZero())return a;
if(a.isZero())return this;let b=this.coefficients;a=a.coefficients;b.length>a.length&&([b,a]=[a,b]);let c=new Uint8ClampedArray(a.length),d=a.length-b.length;for(var e=0;e<d;e++)c[e]=a[e];for(e=d;e<a.length;e++)c[e]=b[e-d]^a[e];return new w(this.field,c)}multiply(a){if(0===a)return this.field.zero;if(1===a)return this;let b=this.coefficients.length,c=new Uint8ClampedArray(b);for(let d=0;d<b;d++)c[d]=this.field.multiply(this.coefficients[d],a);return new w(this.field,c)}multiplyPoly(a){if(this.isZero()||
a.isZero())return this.field.zero;let b=this.coefficients,c=b.length;a=a.coefficients;let d=a.length,e=new Uint8ClampedArray(c+d-1);for(let h=0;h<c;h++){let c=b[h];for(let b=0;b<d;b++){var g=h+b,f=this.field.multiply(c,a[b]);e[g]=e[h+b]^f}}return new w(this.field,e)}multiplyByMonomial(a,b){if(0>a)throw Error("Invalid degree less than 0");if(0===b)return this.field.zero;let c=this.coefficients.length;a=new Uint8ClampedArray(c+a);for(let d=0;d<c;d++)a[d]=this.field.multiply(this.coefficients[d],b);
return new w(this.field,a)}evaluateAt(a){let b=0;if(0===a)return this.getCoefficient(0);let c=this.coefficients.length;if(1===a)return this.coefficients.forEach((a)=>{b^=a}),b;b=this.coefficients[0];for(let d=1;d<c;d++)b=J(this.field.multiply(a,b),this.coefficients[d]);return b}}class X{constructor(a,b,c){this.primitive=a;this.size=b;this.generatorBase=c;this.expTable=Array(this.size);this.logTable=Array(this.size);a=1;for(b=0;b<this.size;b++)this.expTable[b]=a,a*=2,a>=this.size&&(a=(a^this.primitive)&
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{infoBits:null,versionNumber:2,alignmentPatternCenters:[6,18],errorCorrectionLevels:[{ecCodewordsPerBlock:10,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:34}]},{ecCodewordsPerBlock:16,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:28}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:22}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:16}]}]},{infoBits:null,versionNumber:3,alignmentPatternCenters:[6,22],errorCorrectionLevels:[{ecCodewordsPerBlock:15,ecBlocks:[{numBlocks:1,
dataCodewordsPerBlock:55}]},{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:44}]},{ecCodewordsPerBlock:18,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:17}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:13}]}]},{infoBits:null,versionNumber:4,alignmentPatternCenters:[6,26],errorCorrectionLevels:[{ecCodewordsPerBlock:20,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:80}]},{ecCodewordsPerBlock:18,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:32}]},{ecCodewordsPerBlock:26,
ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:24}]},{ecCodewordsPerBlock:16,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:9}]}]},{infoBits:null,versionNumber:5,alignmentPatternCenters:[6,30],errorCorrectionLevels:[{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:108}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:43}]},{ecCodewordsPerBlock:18,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:15},{numBlocks:2,dataCodewordsPerBlock:16}]},{ecCodewordsPerBlock:22,
ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:11},{numBlocks:2,dataCodewordsPerBlock:12}]}]},{infoBits:null,versionNumber:6,alignmentPatternCenters:[6,34],errorCorrectionLevels:[{ecCodewordsPerBlock:18,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:68}]},{ecCodewordsPerBlock:16,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:27}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:19}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:15}]}]},{infoBits:31892,versionNumber:7,
alignmentPatternCenters:[6,22,38],errorCorrectionLevels:[{ecCodewordsPerBlock:20,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:78}]},{ecCodewordsPerBlock:18,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:31}]},{ecCodewordsPerBlock:18,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:14},{numBlocks:4,dataCodewordsPerBlock:15}]},{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:13},{numBlocks:1,dataCodewordsPerBlock:14}]}]},{infoBits:34236,versionNumber:8,alignmentPatternCenters:[6,24,42],
errorCorrectionLevels:[{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:97}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:38},{numBlocks:2,dataCodewordsPerBlock:39}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:18},{numBlocks:2,dataCodewordsPerBlock:19}]},{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:14},{numBlocks:2,dataCodewordsPerBlock:15}]}]},{infoBits:39577,versionNumber:9,alignmentPatternCenters:[6,
26,46],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:116}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:3,dataCodewordsPerBlock:36},{numBlocks:2,dataCodewordsPerBlock:37}]},{ecCodewordsPerBlock:20,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:16},{numBlocks:4,dataCodewordsPerBlock:17}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:12},{numBlocks:4,dataCodewordsPerBlock:13}]}]},{infoBits:42195,versionNumber:10,alignmentPatternCenters:[6,
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versionNumber:11,alignmentPatternCenters:[6,30,54],errorCorrectionLevels:[{ecCodewordsPerBlock:20,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:81}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:50},{numBlocks:4,dataCodewordsPerBlock:51}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:22},{numBlocks:4,dataCodewordsPerBlock:23}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:3,dataCodewordsPerBlock:12},{numBlocks:8,dataCodewordsPerBlock:13}]}]},{infoBits:51042,
versionNumber:12,alignmentPatternCenters:[6,32,58],errorCorrectionLevels:[{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:92},{numBlocks:2,dataCodewordsPerBlock:93}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:6,dataCodewordsPerBlock:36},{numBlocks:2,dataCodewordsPerBlock:37}]},{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:20},{numBlocks:6,dataCodewordsPerBlock:21}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:7,dataCodewordsPerBlock:14},{numBlocks:4,
dataCodewordsPerBlock:15}]}]},{infoBits:55367,versionNumber:13,alignmentPatternCenters:[6,34,62],errorCorrectionLevels:[{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:107}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:8,dataCodewordsPerBlock:37},{numBlocks:1,dataCodewordsPerBlock:38}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:8,dataCodewordsPerBlock:20},{numBlocks:4,dataCodewordsPerBlock:21}]},{ecCodewordsPerBlock:22,ecBlocks:[{numBlocks:12,dataCodewordsPerBlock:11},{numBlocks:4,
dataCodewordsPerBlock:12}]}]},{infoBits:58893,versionNumber:14,alignmentPatternCenters:[6,26,46,66],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:3,dataCodewordsPerBlock:115},{numBlocks:1,dataCodewordsPerBlock:116}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:40},{numBlocks:5,dataCodewordsPerBlock:41}]},{ecCodewordsPerBlock:20,ecBlocks:[{numBlocks:11,dataCodewordsPerBlock:16},{numBlocks:5,dataCodewordsPerBlock:17}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:11,
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{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:11,dataCodewordsPerBlock:12},{numBlocks:7,dataCodewordsPerBlock:13}]}]},{infoBits:68472,versionNumber:16,alignmentPatternCenters:[6,26,50,74],errorCorrectionLevels:[{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:5,dataCodewordsPerBlock:98},{numBlocks:1,dataCodewordsPerBlock:99}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:7,dataCodewordsPerBlock:45},{numBlocks:3,dataCodewordsPerBlock:46}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:15,dataCodewordsPerBlock:19},
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ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:22},{numBlocks:15,dataCodewordsPerBlock:23}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:14},{numBlocks:17,dataCodewordsPerBlock:15}]}]},{infoBits:76311,versionNumber:18,alignmentPatternCenters:[6,30,56,82],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:5,dataCodewordsPerBlock:120},{numBlocks:1,dataCodewordsPerBlock:121}]},{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:9,dataCodewordsPerBlock:43},{numBlocks:4,
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{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:3,dataCodewordsPerBlock:41},{numBlocks:13,dataCodewordsPerBlock:42}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:15,dataCodewordsPerBlock:24},{numBlocks:5,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:15,dataCodewordsPerBlock:15},{numBlocks:10,dataCodewordsPerBlock:16}]}]},{infoBits:87683,versionNumber:21,alignmentPatternCenters:[6,28,50,72,94],errorCorrectionLevels:[{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:116},
{numBlocks:4,dataCodewordsPerBlock:117}]},{ecCodewordsPerBlock:26,ecBlocks:[{numBlocks:17,dataCodewordsPerBlock:42}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:17,dataCodewordsPerBlock:22},{numBlocks:6,dataCodewordsPerBlock:23}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:19,dataCodewordsPerBlock:16},{numBlocks:6,dataCodewordsPerBlock:17}]}]},{infoBits:92361,versionNumber:22,alignmentPatternCenters:[6,26,50,74,98],errorCorrectionLevels:[{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:111},
{numBlocks:7,dataCodewordsPerBlock:112}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:17,dataCodewordsPerBlock:46}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:7,dataCodewordsPerBlock:24},{numBlocks:16,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:24,ecBlocks:[{numBlocks:34,dataCodewordsPerBlock:13}]}]},{infoBits:96236,versionNumber:23,alignmentPatternCenters:[6,30,54,74,102],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:121},{numBlocks:5,dataCodewordsPerBlock:122}]},
{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:47},{numBlocks:14,dataCodewordsPerBlock:48}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:11,dataCodewordsPerBlock:24},{numBlocks:14,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:16,dataCodewordsPerBlock:15},{numBlocks:14,dataCodewordsPerBlock:16}]}]},{infoBits:102084,versionNumber:24,alignmentPatternCenters:[6,28,54,80,106],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:6,dataCodewordsPerBlock:117},
{numBlocks:4,dataCodewordsPerBlock:118}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:6,dataCodewordsPerBlock:45},{numBlocks:14,dataCodewordsPerBlock:46}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:11,dataCodewordsPerBlock:24},{numBlocks:16,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:30,dataCodewordsPerBlock:16},{numBlocks:2,dataCodewordsPerBlock:17}]}]},{infoBits:102881,versionNumber:25,alignmentPatternCenters:[6,32,58,84,110],errorCorrectionLevels:[{ecCodewordsPerBlock:26,
ecBlocks:[{numBlocks:8,dataCodewordsPerBlock:106},{numBlocks:4,dataCodewordsPerBlock:107}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:8,dataCodewordsPerBlock:47},{numBlocks:13,dataCodewordsPerBlock:48}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:7,dataCodewordsPerBlock:24},{numBlocks:22,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:22,dataCodewordsPerBlock:15},{numBlocks:13,dataCodewordsPerBlock:16}]}]},{infoBits:110507,versionNumber:26,alignmentPatternCenters:[6,
30,58,86,114],errorCorrectionLevels:[{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:10,dataCodewordsPerBlock:114},{numBlocks:2,dataCodewordsPerBlock:115}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:19,dataCodewordsPerBlock:46},{numBlocks:4,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:28,dataCodewordsPerBlock:22},{numBlocks:6,dataCodewordsPerBlock:23}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:33,dataCodewordsPerBlock:16},{numBlocks:4,dataCodewordsPerBlock:17}]}]},
{infoBits:110734,versionNumber:27,alignmentPatternCenters:[6,34,62,90,118],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:8,dataCodewordsPerBlock:122},{numBlocks:4,dataCodewordsPerBlock:123}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:22,dataCodewordsPerBlock:45},{numBlocks:3,dataCodewordsPerBlock:46}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:8,dataCodewordsPerBlock:23},{numBlocks:26,dataCodewordsPerBlock:24}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:12,dataCodewordsPerBlock:15},
{numBlocks:28,dataCodewordsPerBlock:16}]}]},{infoBits:117786,versionNumber:28,alignmentPatternCenters:[6,26,50,74,98,122],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:3,dataCodewordsPerBlock:117},{numBlocks:10,dataCodewordsPerBlock:118}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:3,dataCodewordsPerBlock:45},{numBlocks:23,dataCodewordsPerBlock:46}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:24},{numBlocks:31,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,
ecBlocks:[{numBlocks:11,dataCodewordsPerBlock:15},{numBlocks:31,dataCodewordsPerBlock:16}]}]},{infoBits:119615,versionNumber:29,alignmentPatternCenters:[6,30,54,78,102,126],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:7,dataCodewordsPerBlock:116},{numBlocks:7,dataCodewordsPerBlock:117}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:21,dataCodewordsPerBlock:45},{numBlocks:7,dataCodewordsPerBlock:46}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:1,dataCodewordsPerBlock:23},{numBlocks:37,
dataCodewordsPerBlock:24}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:19,dataCodewordsPerBlock:15},{numBlocks:26,dataCodewordsPerBlock:16}]}]},{infoBits:126325,versionNumber:30,alignmentPatternCenters:[6,26,52,78,104,130],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:5,dataCodewordsPerBlock:115},{numBlocks:10,dataCodewordsPerBlock:116}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:19,dataCodewordsPerBlock:47},{numBlocks:10,dataCodewordsPerBlock:48}]},{ecCodewordsPerBlock:30,
ecBlocks:[{numBlocks:15,dataCodewordsPerBlock:24},{numBlocks:25,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:23,dataCodewordsPerBlock:15},{numBlocks:25,dataCodewordsPerBlock:16}]}]},{infoBits:127568,versionNumber:31,alignmentPatternCenters:[6,30,56,82,108,134],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:13,dataCodewordsPerBlock:115},{numBlocks:3,dataCodewordsPerBlock:116}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:46},
{numBlocks:29,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:42,dataCodewordsPerBlock:24},{numBlocks:1,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:23,dataCodewordsPerBlock:15},{numBlocks:28,dataCodewordsPerBlock:16}]}]},{infoBits:133589,versionNumber:32,alignmentPatternCenters:[6,34,60,86,112,138],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:17,dataCodewordsPerBlock:115}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:10,
dataCodewordsPerBlock:46},{numBlocks:23,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:10,dataCodewordsPerBlock:24},{numBlocks:35,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:19,dataCodewordsPerBlock:15},{numBlocks:35,dataCodewordsPerBlock:16}]}]},{infoBits:136944,versionNumber:33,alignmentPatternCenters:[6,30,58,86,114,142],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:17,dataCodewordsPerBlock:115},{numBlocks:1,dataCodewordsPerBlock:116}]},
{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:14,dataCodewordsPerBlock:46},{numBlocks:21,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:29,dataCodewordsPerBlock:24},{numBlocks:19,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:11,dataCodewordsPerBlock:15},{numBlocks:46,dataCodewordsPerBlock:16}]}]},{infoBits:141498,versionNumber:34,alignmentPatternCenters:[6,34,62,90,118,146],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:13,dataCodewordsPerBlock:115},
{numBlocks:6,dataCodewordsPerBlock:116}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:14,dataCodewordsPerBlock:46},{numBlocks:23,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:44,dataCodewordsPerBlock:24},{numBlocks:7,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:59,dataCodewordsPerBlock:16},{numBlocks:1,dataCodewordsPerBlock:17}]}]},{infoBits:145311,versionNumber:35,alignmentPatternCenters:[6,30,54,78,102,126,150],errorCorrectionLevels:[{ecCodewordsPerBlock:30,
ecBlocks:[{numBlocks:12,dataCodewordsPerBlock:121},{numBlocks:7,dataCodewordsPerBlock:122}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:12,dataCodewordsPerBlock:47},{numBlocks:26,dataCodewordsPerBlock:48}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:39,dataCodewordsPerBlock:24},{numBlocks:14,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:22,dataCodewordsPerBlock:15},{numBlocks:41,dataCodewordsPerBlock:16}]}]},{infoBits:150283,versionNumber:36,alignmentPatternCenters:[6,
24,50,76,102,128,154],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:6,dataCodewordsPerBlock:121},{numBlocks:14,dataCodewordsPerBlock:122}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:6,dataCodewordsPerBlock:47},{numBlocks:34,dataCodewordsPerBlock:48}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:46,dataCodewordsPerBlock:24},{numBlocks:10,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:2,dataCodewordsPerBlock:15},{numBlocks:64,dataCodewordsPerBlock:16}]}]},
{infoBits:152622,versionNumber:37,alignmentPatternCenters:[6,28,54,80,106,132,158],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:17,dataCodewordsPerBlock:122},{numBlocks:4,dataCodewordsPerBlock:123}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:29,dataCodewordsPerBlock:46},{numBlocks:14,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:49,dataCodewordsPerBlock:24},{numBlocks:10,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:24,
dataCodewordsPerBlock:15},{numBlocks:46,dataCodewordsPerBlock:16}]}]},{infoBits:158308,versionNumber:38,alignmentPatternCenters:[6,32,58,84,110,136,162],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:4,dataCodewordsPerBlock:122},{numBlocks:18,dataCodewordsPerBlock:123}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:13,dataCodewordsPerBlock:46},{numBlocks:32,dataCodewordsPerBlock:47}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:48,dataCodewordsPerBlock:24},{numBlocks:14,dataCodewordsPerBlock:25}]},
{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:42,dataCodewordsPerBlock:15},{numBlocks:32,dataCodewordsPerBlock:16}]}]},{infoBits:161089,versionNumber:39,alignmentPatternCenters:[6,26,54,82,110,138,166],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:20,dataCodewordsPerBlock:117},{numBlocks:4,dataCodewordsPerBlock:118}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:40,dataCodewordsPerBlock:47},{numBlocks:7,dataCodewordsPerBlock:48}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:43,
dataCodewordsPerBlock:24},{numBlocks:22,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:10,dataCodewordsPerBlock:15},{numBlocks:67,dataCodewordsPerBlock:16}]}]},{infoBits:167017,versionNumber:40,alignmentPatternCenters:[6,30,58,86,114,142,170],errorCorrectionLevels:[{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:19,dataCodewordsPerBlock:118},{numBlocks:6,dataCodewordsPerBlock:119}]},{ecCodewordsPerBlock:28,ecBlocks:[{numBlocks:18,dataCodewordsPerBlock:47},{numBlocks:31,dataCodewordsPerBlock:48}]},
{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:34,dataCodewordsPerBlock:24},{numBlocks:34,dataCodewordsPerBlock:25}]},{ecCodewordsPerBlock:30,ecBlocks:[{numBlocks:20,dataCodewordsPerBlock:15},{numBlocks:61,dataCodewordsPerBlock:16}]}]}],ca=[{bits:21522,formatInfo:{errorCorrectionLevel:1,dataMask:0}},{bits:20773,formatInfo:{errorCorrectionLevel:1,dataMask:1}},{bits:24188,formatInfo:{errorCorrectionLevel:1,dataMask:2}},{bits:23371,formatInfo:{errorCorrectionLevel:1,dataMask:3}},{bits:17913,formatInfo:{errorCorrectionLevel:1,
dataMask:4}},{bits:16590,formatInfo:{errorCorrectionLevel:1,dataMask:5}},{bits:20375,formatInfo:{errorCorrectionLevel:1,dataMask:6}},{bits:19104,formatInfo:{errorCorrectionLevel:1,dataMask:7}},{bits:30660,formatInfo:{errorCorrectionLevel:0,dataMask:0}},{bits:29427,formatInfo:{errorCorrectionLevel:0,dataMask:1}},{bits:32170,formatInfo:{errorCorrectionLevel:0,dataMask:2}},{bits:30877,formatInfo:{errorCorrectionLevel:0,dataMask:3}},{bits:26159,formatInfo:{errorCorrectionLevel:0,dataMask:4}},{bits:25368,
formatInfo:{errorCorrectionLevel:0,dataMask:5}},{bits:27713,formatInfo:{errorCorrectionLevel:0,dataMask:6}},{bits:26998,formatInfo:{errorCorrectionLevel:0,dataMask:7}},{bits:5769,formatInfo:{errorCorrectionLevel:3,dataMask:0}},{bits:5054,formatInfo:{errorCorrectionLevel:3,dataMask:1}},{bits:7399,formatInfo:{errorCorrectionLevel:3,dataMask:2}},{bits:6608,formatInfo:{errorCorrectionLevel:3,dataMask:3}},{bits:1890,formatInfo:{errorCorrectionLevel:3,dataMask:4}},{bits:597,formatInfo:{errorCorrectionLevel:3,
dataMask:5}},{bits:3340,formatInfo:{errorCorrectionLevel:3,dataMask:6}},{bits:2107,formatInfo:{errorCorrectionLevel:3,dataMask:7}},{bits:13663,formatInfo:{errorCorrectionLevel:2,dataMask:0}},{bits:12392,formatInfo:{errorCorrectionLevel:2,dataMask:1}},{bits:16177,formatInfo:{errorCorrectionLevel:2,dataMask:2}},{bits:14854,formatInfo:{errorCorrectionLevel:2,dataMask:3}},{bits:9396,formatInfo:{errorCorrectionLevel:2,dataMask:4}},{bits:8579,formatInfo:{errorCorrectionLevel:2,dataMask:5}},{bits:11994,
formatInfo:{errorCorrectionLevel:2,dataMask:6}},{bits:11245,formatInfo:{errorCorrectionLevel:2,dataMask:7}}],Z=[(a)=>0===(a.y+a.x)%2,(a)=>0===a.y%2,(a)=>0===a.x%3,(a)=>0===(a.y+a.x)%3,(a)=>0===(Math.floor(a.y/2)+Math.floor(a.x/3))%2,(a)=>0===a.x*a.y%2+a.x*a.y%3,(a)=>0===(a.y*a.x%2+a.y*a.x%3)%2,(a)=>0===((a.y+a.x)%2+a.y*a.x%3)%2],x=(a,b)=>Math.sqrt(Math.pow(b.x-a.x,2)+Math.pow(b.y-a.y,2)),ka={inversionAttempts:"attemptBoth",greyScaleWeights:{red:.2126,green:.7152,blue:.0722,useIntegerApproximation:!1},
canOverwriteImage:!0};I.default=I;let H="dontInvert",D={red:77,green:150,blue:29,useIntegerApproximation:!0};self.onmessage=(a)=>{let b=a.data.data;switch(a.data.type){case "decode":a=I(b.data,b.width,b.height,{inversionAttempts:H,greyScaleWeights:D});self.postMessage({type:"qrResult",data:a?a:null});break;case "grayscaleWeights":D.red=b.red;D.green=b.green;D.blue=b.blue;D.useIntegerApproximation=b.useIntegerApproximation;break;case "inversionMode":switch(b){case "original":H="dontInvert";break;
case "invert":H="attemptBoth";break;case "both":H="attemptBoth";break;default:throw Error("Invalid inversion mode");}break;case "close":self.close()}}})();
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