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The site is now an Installable PWA #6

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8781446
Added request animation frame to js
tharunoptimus Jan 18, 2022
2f82135
Bug Fix: Service worker will cache the model too.
tharunoptimus Mar 23, 2022
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8 changes: 5 additions & 3 deletions front-end/assets/js/app.js
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Original file line number Diff line number Diff line change
Expand Up @@ -3,7 +3,7 @@ let video = document.querySelector("#video")

const webcamElement = document.getElementById("webcam")
webcamElement.style.display = "none"
const model = tf.loadLayersModel('./model/model.json').then( _ => console.log("CNN Model Loaded"))
const model = tf.loadLayersModel('./model/model.json').then( _ => console.log("MobileNet v2 Model Loaded"))

let text = document.getElementById("text")

Expand All @@ -12,7 +12,7 @@ async function app() {
document.querySelector("h1").innerText = "Downloading the Model..."
net = await mobilenet.load()

// Create an object from Tensorflow.js data API which could capture image
// Create an object from Tensorflow.js data API which would capture image
// from the web camera as Tensor.

setInterval(async () => {
Expand Down Expand Up @@ -93,6 +93,8 @@ function isMasked(value) {
maskText.style.display = "none"
noMaskText.style.display = "none"

value ? maskText.style.display = "block" : noMaskText.style.display = "block"
requestAnimationFrame(() => {
value ? maskText.style.display = "block" : noMaskText.style.display = "block"
})

}
11 changes: 8 additions & 3 deletions front-end/index.html
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Original file line number Diff line number Diff line change
@@ -1,13 +1,18 @@
<html>
<!DOCTYPE html>
<html lang="en-US">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Mask Detection</title>
<link rel="shortcut icon" href="./favicon.ico" type="image/x-icon">
<meta name="theme-color" content="#FFFFFF">
<meta name="description" content="Face Mask Detection Web App">

<link rel="apple-touch-icon" href="./assets/images/apple-touch-icon.png">
<link rel="shortcut icon" href="./favicon.ico" type="image/x-icon">
<link rel="manifest" href="./manifest.json">
<!-- Load the latest version of TensorFlow.js -->
<link rel="stylesheet" href="./assets/css/style.css" />

<title>Mask Detection</title>
<script src="https://cdn.jsdelivr.net/npm/@tensorflow/tfjs"></script>
<script src="https://cdn.jsdelivr.net/npm/@tensorflow-models/mobilenet"></script>
</head>
Expand Down
7 changes: 2 additions & 5 deletions front-end/sw.js
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
const CACHE = "content-v1"
const CACHE = "content-v2"
const OFFLINE = "/offline.html"

const AUTO_CACHE = [OFFLINE, "/"]
Expand Down Expand Up @@ -32,10 +32,7 @@ self.addEventListener("activate", (event) => {
})

self.addEventListener("fetch", (event) => {
if (
!event.request.url.startsWith(self.location.origin) ||
event.request.method !== "GET"
) {
if ( event.request.method !== "GET" ) {
return void event.respondWith(fetch(event.request))
}

Expand Down