File size: 18,860 Bytes
a74fca5 6f262b2 a74fca5 bd0396c a74fca5 6467b4b a74fca5 bd0396c a74fca5 6467b4b a74fca5 bd0396c a74fca5 6467b4b a74fca5 bd0396c a74fca5 6467b4b a74fca5 6467b4b a74fca5 e1c2d33 a74fca5 4b9b93b e1c2d33 4b9b93b a74fca5 e1c2d33 4b9b93b a74fca5 769aee4 a74fca5 4b9b93b a74fca5 769aee4 a74fca5 bd0396c a74fca5 6467b4b a74fca5 6467b4b a74fca5 769aee4 a74fca5 769aee4 a74fca5 769aee4 4b9b93b 769aee4 4b9b93b 769aee4 a74fca5 4b9b93b |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 |
<html>
<head>
<meta content="text/html;charset=utf-8" http-equiv="Content-Type" />
<title>Candle Segment Anything Model (SAM) Rust/WASM</title>
</head>
<body></body>
</html>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<script src="https://cdnjs.cloudflare.com/ajax/libs/iframe-resizer/4.3.1/iframeResizer.contentWindow.min.js"></script>
<style>
@import url("https://fonts.googleapis.com/css2?family=Source+Code+Pro:wght@200;300;400&family=Source+Sans+3:wght@100;200;300;400;500;600;700;800;900&display=swap");
html,
body {
font-family: "Source Sans 3", sans-serif;
}
</style>
<script src="https://cdn.tailwindcss.com"></script>
<script type="module">
// base url for image examples
const MODEL_BASEURL =
"https://huggingface.co/lmz/candle-sam/resolve/main/";
// models base url
const MODELS = {
sam_mobile_tiny: {
url: "mobile_sam-tiny-vitt.safetensors",
},
sam_base: {
url: "sam_vit_b_01ec64.safetensors",
},
};
const samWorker = new Worker("./samWorker.js", { type: "module" });
async function segmentPoints(
modelURL, // URL to the weights file
modelID, // model ID
imageURL, // URL to the image file
points // {x, y} points to prompt image
) {
return new Promise((resolve, reject) => {
function messageHandler(event) {
console.log(event.data);
if ("status" in event.data) {
updateStatus(event.data);
}
if ("error" in event.data) {
samWorker.removeEventListener("message", messageHandler);
reject(new Error(event.data.error));
}
if (event.data.status === "complete-embedding") {
samWorker.removeEventListener("message", messageHandler);
resolve();
}
if (event.data.status === "complete") {
samWorker.removeEventListener("message", messageHandler);
resolve(event.data.output);
}
}
samWorker.addEventListener("message", messageHandler);
samWorker.postMessage({
modelURL,
modelID,
imageURL,
points,
});
});
}
function updateStatus(statusMessage) {
statusOutput.innerText = event.data.message;
}
const clearBtn = document.querySelector("#clear-btn");
const maskBtn = document.querySelector("#mask-btn");
const undoBtn = document.querySelector("#undo-btn");
const canvas = document.querySelector("#canvas");
const mask = document.querySelector("#mask");
const ctxCanvas = canvas.getContext("2d");
const ctxMask = mask.getContext("2d");
const fileUpload = document.querySelector("#file-upload");
const dropArea = document.querySelector("#drop-area");
const dropButtons = document.querySelector("#drop-buttons");
const imagesExamples = document.querySelector("#image-select");
const modelSelection = document.querySelector("#model");
const statusOutput = document.querySelector("#output-status");
//add event listener to file input
fileUpload.addEventListener("input", (e) => {
const target = e.target;
if (target.files.length > 0) {
const href = URL.createObjectURL(target.files[0]);
clearImageCanvas();
drawImageCanvas(href);
setImageEmbeddings(href);
togglePointMode(false);
}
});
// add event listener to drop-area
dropArea.addEventListener("dragenter", (e) => {
e.preventDefault();
dropArea.classList.add("border-blue-700");
});
dropArea.addEventListener("dragleave", (e) => {
e.preventDefault();
dropArea.classList.remove("border-blue-700");
});
dropArea.addEventListener("dragover", (e) => {
e.preventDefault();
});
dropArea.addEventListener("drop", (e) => {
e.preventDefault();
dropArea.classList.remove("border-blue-700");
const url = e.dataTransfer.getData("text/uri-list");
const files = e.dataTransfer.files;
if (files.length > 0) {
const href = URL.createObjectURL(files[0]);
clearImageCanvas();
drawImageCanvas(href);
setImageEmbeddings(href);
togglePointMode(false);
} else if (url) {
clearImageCanvas();
drawImageCanvas(url);
setImageEmbeddings(url);
togglePointMode(false);
}
});
let hasImage = false;
let isSegmenting = false;
let isEmbedding = false;
let currentImageURL = "";
let pointArr = [];
let bgPointMode = false;
//add event listener to image examples
imagesExamples.addEventListener("click", (e) => {
if (isEmbedding || isSegmenting) {
return;
}
const target = e.target;
if (target.nodeName === "IMG") {
const href = target.src;
clearImageCanvas();
drawImageCanvas(href);
setImageEmbeddings(href);
}
});
//add event listener to mask button
maskBtn.addEventListener("click", () => {
togglePointMode();
});
//add event listener to clear button
clearBtn.addEventListener("click", () => {
clearImageCanvas();
togglePointMode(false);
pointArr = [];
});
//add event listener to undo button
undoBtn.addEventListener("click", () => {
undoPoint();
});
//add click event to canvas
canvas.addEventListener("click", async (event) => {
if (!hasImage || isEmbedding || isSegmenting) {
return;
}
const backgroundMode = event.shiftKey ? bgPointMode^event.shiftKey : bgPointMode;
const targetBox = event.target.getBoundingClientRect();
const x = (event.clientX - targetBox.left) / targetBox.width;
const y = (event.clientY - targetBox.top) / targetBox.height;
const ptsToRemove = [];
for (const [idx, pts] of pointArr.entries()) {
const d = Math.sqrt((pts[0] - x) ** 2 + (pts[1] - y) ** 2);
if (d < 6 / targetBox.width) {
ptsToRemove.push(idx);
}
}
if (ptsToRemove.length > 0) {
pointArr = pointArr.filter((_, idx) => !ptsToRemove.includes(idx));
} else {
pointArr = [...pointArr, [x, y, !backgroundMode]];
}
undoBtn.disabled = false;
if (pointArr.length == 0) {
ctxMask.clearRect(0, 0, canvas.width, canvas.height);
undoBtn.disabled = true;
return;
}
isSegmenting = true;
const { maskURL } = await getSegmentationMask(pointArr);
isSegmenting = false;
drawMask(maskURL, pointArr);
});
async function undoPoint() {
if (!hasImage || isEmbedding || isSegmenting) {
return;
}
if (pointArr.length === 0) {
return;
}
pointArr.pop();
if (pointArr.length === 0) {
ctxMask.clearRect(0, 0, canvas.width, canvas.height);
undoBtn.disabled = true;
return;
}
isSegmenting = true;
const { maskURL } = await getSegmentationMask(pointArr);
isSegmenting = false;
drawMask(maskURL, pointArr);
}
function togglePointMode(mode) {
bgPointMode = mode === undefined ? !bgPointMode : mode;
maskBtn.querySelector("span").innerText = bgPointMode
? "Background Point"
: "Mask Point";
if (bgPointMode) {
maskBtn.querySelector("#mask-circle").setAttribute("hidden", "");
maskBtn.querySelector("#unmask-circle").removeAttribute("hidden");
} else {
maskBtn.querySelector("#mask-circle").removeAttribute("hidden");
maskBtn.querySelector("#unmask-circle").setAttribute("hidden", "");
}
}
async function getSegmentationMask(points) {
const modelID = modelSelection.value;
const modelURL = MODEL_BASEURL + MODELS[modelID].url;
const imageURL = currentImageURL;
const { maskURL } = await segmentPoints(
modelURL,
modelID,
imageURL,
points
);
return { maskURL };
}
async function setImageEmbeddings(imageURL) {
if (isEmbedding) {
return;
}
canvas.classList.remove("cursor-pointer");
canvas.classList.add("cursor-wait");
clearBtn.disabled = true;
const modelID = modelSelection.value;
const modelURL = MODEL_BASEURL + MODELS[modelID].url;
isEmbedding = true;
await segmentPoints(modelURL, modelID, imageURL);
canvas.classList.remove("cursor-wait");
canvas.classList.add("cursor-pointer");
clearBtn.disabled = false;
isEmbedding = false;
currentImageURL = imageURL;
}
function clearImageCanvas() {
ctxCanvas.clearRect(0, 0, canvas.width, canvas.height);
ctxMask.clearRect(0, 0, canvas.width, canvas.height);
hasImage = false;
isEmbedding = false;
isSegmenting = false;
currentImageURL = "";
pointArr = [];
clearBtn.disabled = true;
canvas.parentElement.style.height = "auto";
dropButtons.classList.remove("invisible");
}
function drawMask(maskURL, points) {
if (!maskURL) {
throw new Error("No mask URL provided");
}
const img = new Image();
img.crossOrigin = "anonymous";
img.onload = () => {
mask.width = canvas.width;
mask.height = canvas.height;
ctxMask.save();
ctxMask.drawImage(canvas, 0, 0);
ctxMask.globalCompositeOperation = "source-atop";
ctxMask.fillStyle = "rgba(255, 0, 0, 0.6)";
ctxMask.fillRect(0, 0, canvas.width, canvas.height);
ctxMask.globalCompositeOperation = "destination-in";
ctxMask.drawImage(img, 0, 0);
ctxMask.globalCompositeOperation = "source-over";
for (const pt of points) {
if (pt[2]) {
ctxMask.fillStyle = "rgba(0, 255, 255, 1)";
} else {
ctxMask.fillStyle = "rgba(255, 255, 0, 1)";
}
ctxMask.beginPath();
ctxMask.arc(
pt[0] * canvas.width,
pt[1] * canvas.height,
3,
0,
2 * Math.PI
);
ctxMask.fill();
}
ctxMask.restore();
};
img.src = maskURL;
}
function drawImageCanvas(imgURL) {
if (!imgURL) {
throw new Error("No image URL provided");
}
ctxCanvas.clearRect(0, 0, canvas.width, canvas.height);
ctxCanvas.clearRect(0, 0, canvas.width, canvas.height);
const img = new Image();
img.crossOrigin = "anonymous";
img.onload = () => {
canvas.width = img.width;
canvas.height = img.height;
ctxCanvas.drawImage(img, 0, 0);
canvas.parentElement.style.height = canvas.offsetHeight + "px";
hasImage = true;
clearBtn.disabled = false;
dropButtons.classList.add("invisible");
};
img.src = imgURL;
}
const observer = new ResizeObserver((entries) => {
for (let entry of entries) {
if (entry.target === canvas) {
canvas.parentElement.style.height = canvas.offsetHeight + "px";
}
}
});
observer.observe(canvas);
</script>
</head>
<body class="container max-w-4xl mx-auto p-4">
<main class="grid grid-cols-1 gap-8 relative">
<span class="absolute text-5xl -ml-[1em]">🕯️</span>
<div>
<h1 class="text-5xl font-bold">Candle Segment Anything</h1>
<h2 class="text-2xl font-bold">Rust/WASM Demo</h2>
<p class="max-w-lg">
Zero-shot image segmentation with
<a
href="https://segment-anything.com"
class="underline hover:text-blue-500 hover:no-underline"
target="_blank"
>Segment Anything Model (SAM)</a
>
and
<a
href="https://github.com/ChaoningZhang/MobileSAM"
class="underline hover:text-blue-500 hover:no-underline"
target="_blank"
>MobileSAM </a
>. It runs in the browser with a WASM runtime built with
<a
href="https://github.com/huggingface/candle/"
target="_blank"
class="underline hover:text-blue-500 hover:no-underline"
>Candle
</a>
</p>
</div>
<div>
<label for="model" class="font-medium">Models Options: </label>
<select
id="model"
class="border-2 border-gray-500 rounded-md font-light">
<option value="sam_mobile_tiny" selected>
Mobile SAM Tiny (40.6 MB)
</option>
<option value="sam_base">SAM Base (375 MB)</option>
</select>
</div>
<div>
<p class="text-xs italic max-w-lg">
<b>Note:</b>
The model's first run may take a few seconds as it loads and caches
the model in the browser, and then creates the image embeddings. Any
subsequent clicks on points will be significantly faster.
</p>
</div>
<div class="relative max-w-2xl">
<div class="flex justify-between items-center">
<div class="px-2 rounded-md inline text-xs">
<span id="output-status" class="m-auto font-light"></span>
</div>
<div class="flex gap-2">
<button
id="mask-btn"
title="Toggle Mask Point and Background Point"
class="text-xs bg-white rounded-md disabled:opacity-50 flex gap-1 items-center">
<span>Mask Point</span>
<svg
xmlns="http://www.w3.org/2000/svg"
height="1em"
viewBox="0 0 512 512">
<path
id="mask-circle"
d="M256 512a256 256 0 1 0 0-512 256 256 0 1 0 0 512z" />
<path
id="unmask-circle"
hidden
d="M464 256a208 208 0 1 0-416 0 208 208 0 1 0 416 0zM0 256a256 256 0 1 1 512 0 256 256 0 1 1-512 0z" />
</svg>
</button>
<button
id="undo-btn"
disabled
title="Undo Last Point"
class="text-xs bg-white rounded-md disabled:opacity-50 flex gap-1 items-center">
<svg
xmlns="http://www.w3.org/2000/svg"
height="1em"
viewBox="0 0 512 512">
<path
d="M48.5 224H40a24 24 0 0 1-24-24V72a24 24 0 0 1 41-17l41.6 41.6a224 224 0 1 1-1 317.8 32 32 0 0 1 45.3-45.3 160 160 0 1 0 1-227.3L185 183a24 24 0 0 1-17 41H48.5z" />
</svg>
</button>
<button
id="clear-btn"
disabled
title="Clear Image"
class="text-xs bg-white rounded-md disabled:opacity-50 flex gap-1 items-center">
<svg
class=""
xmlns="http://www.w3.org/2000/svg"
viewBox="0 0 13 12"
height="1em">
<path
d="M1.6.7 12 11.1M12 .7 1.6 11.1"
stroke="#2E3036"
stroke-width="2" />
</svg>
</button>
</div>
</div>
<div
id="drop-area"
class="flex flex-col items-center justify-center border-2 border-gray-300 border-dashed rounded-xl relative p-20 w-full overflow-hidden">
<div
id="drop-buttons"
class="flex flex-col items-center justify-center space-y-1 text-center relative z-10">
<svg
width="25"
height="25"
viewBox="0 0 25 25"
fill="none"
xmlns="http://www.w3.org/2000/svg">
<path
d="M3.5 24.3a3 3 0 0 1-1.9-.8c-.5-.5-.8-1.2-.8-1.9V2.9c0-.7.3-1.3.8-1.9.6-.5 1.2-.7 2-.7h18.6c.7 0 1.3.2 1.9.7.5.6.7 1.2.7 2v18.6c0 .7-.2 1.4-.7 1.9a3 3 0 0 1-2 .8H3.6Zm0-2.7h18.7V2.9H3.5v18.7Zm2.7-2.7h13.3c.3 0 .5 0 .6-.3v-.7l-3.7-5a.6.6 0 0 0-.6-.2c-.2 0-.4 0-.5.3l-3.5 4.6-2.4-3.3a.6.6 0 0 0-.6-.3c-.2 0-.4.1-.5.3l-2.7 3.6c-.1.2-.2.4 0 .7.1.2.3.3.6.3Z"
fill="#000" />
</svg>
<div class="flex text-sm text-gray-600">
<label
for="file-upload"
class="relative cursor-pointer bg-white rounded-md font-medium text-blue-950 hover:text-blue-700">
<span>Drag and drop your image here</span>
<span class="block text-xs">or</span>
<span class="block text-xs">Click to upload</span>
</label>
</div>
<input
id="file-upload"
name="file-upload"
type="file"
class="sr-only" />
</div>
<canvas id="canvas" class="absolute w-full"></canvas>
<canvas
id="mask"
class="pointer-events-none absolute w-full"></canvas>
</div>
<div class="text-right py-2">
<button
id="share-btn"
class="bg-white rounded-md hover:outline outline-orange-200 disabled:opacity-50 invisible">
<img
src="https://huggingface.co/datasets/huggingface/badges/raw/main/share-to-community-sm.svg" />
</button>
</div>
</div>
<div>
<div
class="flex gap-3 items-center overflow-x-scroll"
id="image-select">
<h3 class="font-medium">Examples:</h3>
<img
src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/candle/examples/sf.jpg"
class="cursor-pointer w-24 h-24 object-cover" />
<img
src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/candle/examples/bike.jpeg"
class="cursor-pointer w-24 h-24 object-cover" />
<img
src="https://huggingface.co/datasets/huggingface/documentation-images/resolve/main/candle/examples/000000000077.jpg"
class="cursor-pointer w-24 h-24 object-cover" />
</div>
</div>
</main>
</body>
</html>
|