face_wrap_html / index.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" />
<title>Face Warp</title>
<script src="https://cdn.tailwindcss.com"></script>
<style>
.canvas-container {
position: relative;
display: inline-block;
background: #000;
border-radius: 16px;
overflow: hidden;
box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}
#outputCanvas {
max-width: 100%;
height: auto;
display: block;
}
input[type="range"] {
accent-color: #3b82f6;
}
</style>
</head>
<body
class="bg-slate-900 text-slate-100 min-h-screen flex flex-col items-center p-4 md:p-8"
>
<div
class="max-w-5xl w-full bg-slate-800 rounded-3xl p-6 md:p-10 space-y-8 border border-slate-700"
>
<header class="text-center">
<h1
class="text-3xl font-extrabold text-transparent bg-clip-text bg-gradient-to-r from-blue-400 to-emerald-400"
>
Face Warp
</h1>
<p class="text-slate-400 mt-2">
Standalone High-Precision Face Deformation Engine
</p>
</header>
<div class="grid grid-cols-1 lg:grid-cols-3 gap-8">
<div
class="space-y-6 bg-slate-700/30 p-6 rounded-2xl border border-slate-600"
>
<h2 class="text-xl font-bold flex items-center gap-2">
<span class="w-2 h-6 bg-blue-500 rounded-full"></span>
Controls
</h2>
<div class="space-y-6">
<div>
<label
class="flex justify-between text-sm mb-2 font-medium"
>
<span>1. Close Eyes</span>
<span
id="eyeVal"
class="text-blue-400 font-mono"
>0%</span
>
</label>
<input
type="range"
id="eyeSlider"
min="0"
max="100"
value="0"
class="w-full h-2 bg-slate-600 rounded-lg appearance-none cursor-pointer"
/>
</div>
<div>
<label
class="flex justify-between text-sm mb-2 font-medium"
>
<span>2. Open Mouth</span>
<span
id="mouthVal"
class="text-blue-400 font-mono"
>0%</span
>
</label>
<input
type="range"
id="mouthSlider"
min="0"
max="100"
value="0"
class="w-full h-2 bg-slate-600 rounded-lg appearance-none cursor-pointer"
/>
</div>
</div>
<div class="pt-4 border-t border-slate-600 space-y-3">
<label
class="flex items-center gap-3 cursor-pointer p-2 hover:bg-slate-600/50 rounded-lg transition"
>
<input
type="checkbox"
id="showMesh"
class="w-4 h-4 text-blue-600 rounded focus:ring-blue-500"
/>
<span class="text-sm text-slate-300 font-medium"
>Show Mesh</span
>
</label>
<label
class="flex items-center gap-3 cursor-pointer p-2 hover:bg-slate-600/50 rounded-lg transition"
>
<input
type="checkbox"
id="showKeypoints"
class="w-4 h-4 text-red-600 rounded focus:ring-red-500"
/>
<span class="text-sm text-slate-300 font-medium"
>Show Keypoints (Red)</span
>
</label>
</div>
<div class="flex flex-col gap-3">
<input
type="file"
id="fileInput"
accept="image/*"
class="hidden"
/>
<button
id="uploadBtn"
class="w-full bg-blue-600 hover:bg-blue-500 text-white font-bold py-3 px-4 rounded-xl transition shadow-lg disabled:opacity-30 disabled:cursor-not-allowed"
disabled
>
Select Image
</button>
<button
id="downloadBtn"
class="w-full bg-emerald-600 hover:bg-emerald-500 text-white font-bold py-3 px-4 rounded-xl transition shadow-lg disabled:opacity-30"
disabled
>
Save Result
</button>
</div>
</div>
<div
class="lg:col-span-2 flex flex-col items-center justify-center bg-slate-900 rounded-2xl min-h-[500px] relative border border-slate-700"
>
<div
id="status"
class="absolute top-4 px-4 py-2 bg-slate-800/90 backdrop-blur rounded-full text-xs font-medium border border-slate-600 z-10 transition-all"
>
Initializing...
</div>
<div id="container" class="canvas-container hidden">
<canvas id="outputCanvas"></canvas>
</div>
<div
id="placeholder"
class="text-slate-600 flex flex-col items-center text-center p-10"
>
<svg
class="w-20 h-20 mb-4 opacity-10"
fill="currentColor"
viewBox="0 0 24 24"
>
<path
d="M21 19V5c0-1.1-.9-2-2-2H5c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h14c1.1 0 2-.9 2-2zM8.5 13.5l2.5 3.01L14.5 12l4.5 6H5l3.5-4.5z"
/>
</svg>
<p class="text-lg font-medium">
Please upload a photo of a person<br />facing
forward
</p>
</div>
</div>
</div>
</div>
<script type="module">
import {
FaceLandmarker,
FilesetResolver,
} from "https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.3";
const MESH_ANNOTATIONS = {
silhouette: [
10, 338, 297, 332, 284, 251, 389, 356, 454, 323, 361, 288,
397, 365, 379, 378, 400, 377, 152, 148, 176, 149, 150, 136,
172, 58, 132, 93, 234, 127, 162, 21, 54, 103, 67, 109,
],
lipsUpperOuter: [
61, 185, 40, 39, 37, 0, 267, 269, 270, 409, 291,
],
lipsLowerOuter: [146, 91, 181, 84, 17, 314, 405, 321, 375, 291],
lipsUpperInner: [
78, 191, 80, 81, 82, 13, 312, 311, 310, 415, 308,
],
lipsLowerInner: [
78, 95, 88, 178, 87, 14, 317, 402, 318, 324, 308,
],
rightEyeUpper0: [246, 161, 160, 159, 158, 157, 173],
rightEyeLower0: [33, 7, 163, 144, 145, 153, 154, 155, 133],
rightEyeUpper1: [247, 30, 29, 27, 28, 56, 190],
rightEyeLower1: [130, 25, 110, 24, 23, 22, 26, 112, 243],
rightEyeUpper2: [113, 225, 224, 223, 222, 221, 189],
rightEyeLower2: [226, 31, 228, 229, 230, 231, 232, 233, 244],
rightEyeLower3: [143, 111, 117, 118, 119, 120, 121, 128, 245],
rightEyebrowUpper: [156, 70, 63, 105, 66, 107, 55, 193],
rightEyebrowLower: [35, 124, 46, 53, 52, 65],
rightEyeIris: [473, 474, 475, 476, 477],
leftEyeUpper0: [466, 388, 387, 386, 385, 384, 398],
leftEyeLower0: [263, 249, 390, 373, 374, 380, 381, 382, 362],
leftEyeUpper1: [467, 260, 259, 257, 258, 286, 414],
leftEyeLower1: [359, 255, 339, 254, 253, 252, 256, 341, 463],
leftEyeUpper2: [342, 445, 444, 443, 442, 441, 413],
leftEyeLower2: [446, 261, 448, 449, 450, 451, 452, 453, 464],
leftEyeLower3: [372, 340, 346, 347, 348, 349, 350, 357, 465],
leftEyebrowUpper: [383, 300, 293, 334, 296, 336, 285, 417],
leftEyebrowLower: [265, 353, 276, 283, 282, 295],
leftEyeIris: [468, 469, 470, 471, 472],
midwayBetweenEyes: [168],
noseTip: [1],
noseBottom: [2],
noseRightCorner: [98],
noseLeftCorner: [327],
rightCheek: [205],
leftCheek: [425],
};
// MediaPipe Canonical Face Mesh Triangulation (Full Set)
const TRIANGULATION = [
127, 34, 139, 11, 0, 37, 232, 231, 120, 72, 37, 39, 128, 121,
47, 232, 121, 128, 104, 69, 67, 175, 171, 148, 118, 50, 101, 73,
39, 40, 9, 151, 108, 48, 115, 131, 194, 204, 211, 74, 40, 185,
80, 42, 183, 40, 92, 186, 230, 229, 118, 202, 212, 214, 83, 18,
17, 76, 61, 146, 160, 29, 30, 56, 157, 173, 106, 204, 194, 135,
214, 192, 203, 165, 98, 21, 71, 68, 51, 45, 4, 144, 24, 23, 77,
146, 91, 205, 50, 187, 201, 200, 18, 91, 106, 182, 90, 91, 181,
85, 84, 17, 206, 203, 36, 148, 171, 140, 92, 40, 39, 193, 189,
244, 159, 158, 28, 247, 246, 161, 236, 3, 196, 54, 68, 104, 193,
168, 8, 117, 228, 31, 189, 193, 55, 98, 97, 99, 126, 47, 100,
166, 79, 218, 155, 154, 26, 209, 49, 131, 135, 136, 150, 47,
126, 217, 223, 52, 53, 45, 51, 134, 211, 170, 140, 67, 69, 108,
43, 106, 91, 230, 119, 120, 226, 130, 247, 63, 53, 52, 238, 20,
242, 46, 70, 156, 78, 62, 96, 46, 53, 63, 143, 34, 227, 123,
117, 111, 44, 125, 19, 236, 134, 51, 216, 206, 205, 154, 153,
22, 39, 37, 167, 200, 201, 208, 36, 142, 100, 57, 212, 202, 20,
60, 99, 28, 158, 157, 35, 226, 113, 160, 159, 27, 204, 202, 210,
113, 225, 46, 43, 202, 204, 62, 76, 77, 137, 123, 116, 41, 38,
72, 203, 129, 142, 64, 98, 240, 49, 102, 64, 41, 73, 74, 212,
216, 207, 42, 74, 184, 169, 170, 211, 170, 149, 176, 105, 66,
69, 122, 6, 168, 123, 147, 187, 96, 77, 90, 65, 55, 107, 89, 90,
180, 101, 100, 120, 63, 105, 104, 93, 137, 227, 15, 86, 85, 129,
102, 49, 14, 87, 86, 55, 8, 9, 100, 47, 121, 145, 23, 22, 88,
89, 179, 6, 122, 196, 88, 95, 96, 138, 172, 136, 215, 58, 172,
115, 48, 219, 42, 80, 81, 195, 3, 51, 43, 146, 61, 171, 175,
199, 81, 82, 38, 53, 46, 225, 144, 163, 110, 52, 65, 66, 229,
228, 117, 34, 127, 234, 107, 108, 69, 109, 108, 151, 48, 64,
235, 62, 78, 191, 129, 209, 126, 111, 35, 143, 117, 123, 50,
222, 65, 52, 19, 125, 141, 221, 55, 65, 3, 195, 197, 25, 7, 33,
220, 237, 44, 70, 71, 139, 122, 193, 245, 247, 130, 33, 71, 21,
162, 170, 169, 150, 188, 174, 196, 216, 186, 92, 2, 97, 167,
141, 125, 241, 164, 167, 37, 72, 38, 12, 38, 82, 13, 63, 68, 71,
226, 35, 111, 101, 50, 205, 206, 92, 165, 209, 198, 217, 165,
167, 97, 220, 115, 218, 133, 112, 243, 239, 238, 241, 214, 135,
169, 190, 173, 133, 171, 208, 32, 125, 44, 237, 86, 87, 178, 85,
86, 179, 84, 85, 180, 83, 84, 181, 201, 83, 182, 137, 93, 132,
76, 62, 183, 61, 76, 184, 57, 61, 185, 212, 57, 186, 214, 207,
187, 34, 143, 156, 79, 239, 237, 123, 137, 177, 44, 1, 4, 201,
194, 32, 64, 102, 129, 213, 215, 138, 59, 166, 219, 242, 99, 97,
2, 94, 141, 75, 59, 235, 24, 110, 228, 25, 130, 226, 23, 24,
229, 22, 23, 230, 26, 22, 231, 112, 26, 232, 189, 190, 243, 221,
56, 190, 28, 56, 221, 27, 28, 222, 29, 27, 223, 30, 29, 224,
247, 30, 225, 238, 79, 20, 166, 59, 75, 60, 75, 240, 147, 177,
215, 20, 79, 166, 187, 147, 213, 112, 233, 244, 233, 128, 245,
128, 114, 188, 114, 217, 174, 131, 115, 220, 217, 198, 236, 198,
131, 134, 177, 132, 58, 143, 35, 124, 110, 163, 7, 228, 110, 25,
356, 389, 368, 11, 302, 267, 452, 350, 349, 302, 303, 269, 357,
343, 277, 452, 453, 357, 333, 332, 297, 175, 152, 377, 347, 348,
330, 303, 304, 270, 9, 336, 337, 278, 279, 360, 418, 262, 431,
304, 408, 409, 310, 415, 407, 270, 409, 410, 450, 348, 347, 422,
430, 434, 313, 314, 17, 306, 307, 375, 387, 388, 260, 286, 414,
398, 335, 406, 418, 364, 367, 416, 423, 358, 327, 251, 284, 298,
281, 5, 4, 373, 374, 253, 307, 320, 321, 425, 427, 411, 421,
313, 18, 321, 405, 406, 320, 404, 405, 315, 16, 17, 426, 425,
266, 377, 400, 369, 322, 391, 269, 417, 465, 464, 386, 257, 258,
466, 260, 388, 456, 399, 419, 284, 332, 333, 417, 285, 8, 346,
340, 261, 413, 441, 285, 327, 460, 328, 355, 371, 329, 392, 439,
438, 382, 341, 256, 429, 420, 360, 364, 394, 379, 277, 343, 437,
443, 444, 283, 275, 440, 363, 431, 262, 369, 297, 338, 337, 273,
375, 321, 450, 451, 349, 446, 342, 467, 293, 334, 282, 458, 461,
462, 276, 353, 383, 308, 324, 325, 276, 300, 293, 372, 345, 447,
352, 345, 340, 274, 1, 19, 456, 248, 281, 436, 427, 425, 381,
256, 252, 269, 391, 393, 200, 199, 428, 266, 330, 329, 287, 273,
422, 250, 462, 328, 258, 286, 384, 265, 353, 342, 387, 259, 257,
424, 431, 430, 342, 353, 276, 273, 335, 424, 292, 325, 307, 366,
447, 345, 271, 303, 302, 423, 266, 371, 294, 455, 460, 279, 278,
294, 271, 272, 304, 432, 434, 427, 272, 407, 408, 394, 430, 431,
395, 369, 400, 334, 333, 299, 351, 417, 168, 352, 280, 411, 325,
319, 320, 295, 296, 336, 319, 403, 404, 330, 348, 349, 293, 298,
333, 323, 454, 447, 15, 16, 315, 358, 429, 279, 14, 15, 316,
285, 336, 9, 329, 349, 350, 374, 380, 252, 318, 402, 403, 6,
197, 419, 318, 319, 325, 367, 364, 365, 435, 367, 397, 344, 438,
439, 272, 271, 311, 195, 5, 281, 273, 287, 291, 396, 428, 199,
311, 271, 268, 283, 444, 445, 373, 254, 339, 282, 334, 296, 449,
347, 346, 264, 447, 454, 336, 296, 299, 338, 10, 151, 278, 439,
455, 292, 407, 415, 358, 371, 355, 340, 345, 372, 346, 347, 280,
442, 443, 282, 19, 94, 370, 441, 442, 295, 248, 419, 197, 263,
255, 359, 440, 275, 274, 300, 383, 368, 351, 412, 465, 263, 467,
466, 301, 368, 389, 395, 378, 379, 412, 351, 419, 436, 426, 322,
2, 164, 393, 370, 462, 461, 164, 0, 267, 302, 11, 12, 268, 12,
13, 293, 300, 301, 446, 261, 340, 330, 266, 425, 426, 423, 391,
429, 355, 437, 391, 327, 326, 440, 457, 438, 341, 382, 362, 459,
457, 461, 434, 430, 394, 414, 463, 362, 396, 369, 262, 354, 461,
457, 316, 403, 402, 315, 404, 403, 314, 405, 404, 313, 406, 405,
421, 418, 406, 366, 401, 361, 306, 408, 407, 291, 409, 408, 287,
410, 409, 432, 436, 410, 434, 416, 411, 264, 368, 383, 309, 438,
457, 352, 376, 401, 274, 275, 4, 421, 428, 262, 294, 327, 358,
433, 416, 367, 289, 455, 439, 462, 370, 326, 2, 326, 370, 305,
460, 455, 254, 449, 448, 255, 261, 446, 253, 450, 449, 252, 451,
450, 256, 452, 451, 341, 453, 452, 413, 464, 463, 441, 413, 414,
258, 442, 441, 257, 443, 442, 259, 444, 443, 260, 445, 444, 467,
342, 445, 459, 458, 250, 289, 392, 290, 290, 328, 460, 376, 433,
435, 250, 290, 392, 411, 416, 433, 341, 463, 464, 453, 464, 465,
357, 465, 412, 343, 412, 399, 360, 363, 440, 437, 399, 456, 420,
456, 363, 401, 435, 288, 372, 383, 353, 339, 255, 249, 448, 261,
255, 133, 243, 190, 133, 155, 112, 33, 246, 247, 33, 130, 25,
398, 384, 286, 362, 398, 414, 362, 463, 341, 263, 359, 467, 263,
249, 255, 466, 467, 260, 75, 60, 166, 238, 239, 79, 162, 127,
139, 72, 11, 37, 121, 232, 120, 73, 72, 39, 114, 128, 47, 233,
232, 128, 103, 104, 67, 152, 175, 148, 119, 118, 101, 74, 73,
40, 107, 9, 108, 49, 48, 131, 32, 194, 211, 184, 74, 185, 191,
80, 183, 185, 40, 186, 119, 230, 118, 210, 202, 214, 84, 83, 17,
77, 76, 146, 161, 160, 30, 190, 56, 173, 182, 106, 194, 138,
135, 192, 129, 203, 98, 54, 21, 68, 5, 51, 4, 145, 144, 23, 90,
77, 91, 207, 205, 187, 83, 201, 18, 181, 91, 182, 180, 90, 181,
16, 85, 17, 205, 206, 36, 176, 148, 140, 165, 92, 39, 245, 193,
244, 27, 159, 28, 30, 247, 161, 174, 236, 196, 103, 54, 104, 55,
193, 8, 111, 117, 31, 221, 189, 55, 240, 98, 99, 142, 126, 100,
219, 166, 218, 112, 155, 26, 198, 209, 131, 169, 135, 150, 114,
47, 217, 224, 223, 53, 220, 45, 134, 32, 211, 140, 109, 67, 108,
146, 43, 91, 231, 230, 120, 113, 226, 247, 105, 63, 52, 241,
238, 242, 124, 46, 156, 95, 78, 96, 70, 46, 63, 116, 143, 227,
116, 123, 111, 1, 44, 19, 3, 236, 51, 207, 216, 205, 26, 154,
22, 165, 39, 167, 199, 200, 208, 101, 36, 100, 43, 57, 202, 242,
20, 99, 56, 28, 157, 124, 35, 113, 29, 160, 27, 211, 204, 210,
124, 113, 46, 106, 43, 204, 96, 62, 77, 227, 137, 116, 73, 41,
72, 36, 203, 142, 235, 64, 240, 48, 49, 64, 42, 41, 74, 214,
212, 207, 183, 42, 184, 210, 169, 211, 140, 170, 176, 104, 105,
69, 193, 122, 168, 50, 123, 187, 89, 96, 90, 66, 65, 107, 179,
89, 180, 119, 101, 120, 68, 63, 104, 234, 93, 227, 16, 15, 85,
209, 129, 49, 15, 14, 86, 107, 55, 9, 120, 100, 121, 153, 145,
22, 178, 88, 179, 197, 6, 196, 89, 88, 96, 135, 138, 136, 138,
215, 172, 218, 115, 219, 41, 42, 81, 5, 195, 51, 57, 43, 61,
208, 171, 199, 41, 81, 38, 224, 53, 225, 24, 144, 110, 105, 52,
66, 118, 229, 117, 227, 34, 234, 66, 107, 69, 10, 109, 151, 219,
48, 235, 183, 62, 191, 142, 129, 126, 116, 111, 143, 118, 117,
50, 223, 222, 52, 94, 19, 141, 222, 221, 65, 196, 3, 197, 45,
220, 44, 156, 70, 139, 188, 122, 245, 139, 71, 162, 149, 170,
150, 122, 188, 196, 206, 216, 92, 164, 2, 167, 242, 141, 241, 0,
164, 37, 11, 72, 12, 12, 38, 13, 70, 63, 71, 31, 226, 111, 36,
101, 205, 203, 206, 165, 126, 209, 217, 98, 165, 97, 237, 220,
218, 237, 239, 241, 210, 214, 169, 140, 171, 32, 241, 125, 237,
179, 86, 178, 180, 85, 179, 181, 84, 180, 182, 83, 181, 194,
201, 182, 177, 137, 132, 184, 76, 183, 185, 61, 184, 186, 57,
185, 216, 212, 186, 192, 214, 187, 139, 34, 156, 218, 79, 237,
147, 123, 177, 45, 44, 4, 208, 201, 32, 98, 64, 129, 192, 213,
138, 235, 59, 219, 141, 242, 97, 97, 2, 141, 240, 75, 235, 229,
24, 228, 31, 25, 226, 230, 23, 229, 231, 22, 230, 232, 26, 231,
233, 112, 232, 244, 189, 243, 189, 221, 190, 222, 28, 221, 223,
27, 222, 224, 29, 223, 225, 30, 224, 113, 247, 225, 99, 60, 240,
213, 147, 215, 60, 20, 166, 192, 187, 213, 243, 112, 244, 244,
233, 245, 245, 128, 188, 188, 114, 174, 134, 131, 220, 174, 217,
236, 236, 198, 134, 215, 177, 58, 156, 143, 124, 25, 110, 7, 31,
228, 25, 264, 356, 368, 0, 11, 267, 451, 452, 349, 267, 302,
269, 350, 357, 277, 350, 452, 357, 299, 333, 297, 396, 175, 377,
280, 347, 330, 269, 303, 270, 151, 9, 337, 344, 278, 360, 424,
418, 431, 270, 304, 409, 272, 310, 407, 322, 270, 410, 449, 450,
347, 432, 422, 434, 18, 313, 17, 291, 306, 375, 259, 387, 260,
424, 335, 418, 434, 364, 416, 391, 423, 327, 301, 251, 298, 275,
281, 4, 254, 373, 253, 375, 307, 321, 280, 425, 411, 200, 421,
18, 335, 321, 406, 321, 320, 405, 314, 315, 17, 423, 426, 266,
396, 377, 369, 270, 322, 269, 413, 417, 464, 385, 386, 258, 248,
456, 419, 298, 284, 333, 168, 417, 8, 448, 346, 261, 417, 413,
285, 326, 327, 328, 277, 355, 329, 309, 392, 438, 381, 382, 256,
279, 429, 360, 365, 364, 379, 355, 277, 437, 282, 443, 283, 281,
275, 363, 395, 431, 369, 299, 297, 337, 335, 273, 321, 348, 450,
349, 359, 446, 467, 283, 293, 282, 250, 458, 462, 300, 276, 383,
292, 308, 325, 283, 276, 293, 264, 372, 447, 346, 352, 340, 354,
274, 19, 363, 456, 281, 426, 436, 425, 380, 381, 252, 267, 269,
393, 421, 200, 428, 371, 266, 329, 432, 287, 422, 290, 250, 328,
385, 258, 384, 446, 265, 342, 386, 387, 257, 422, 424, 430, 445,
342, 276, 422, 273, 424, 306, 292, 307, 352, 366, 345, 268, 271,
302, 358, 423, 371, 327, 294, 460, 331, 279, 294, 303, 271, 304,
436, 432, 427, 304, 272, 408, 395, 394, 431, 378, 395, 400, 296,
334, 299, 6, 351, 168, 376, 352, 411, 307, 325, 320, 285, 295,
336, 320, 319, 404, 329, 330, 349, 334, 293, 333, 366, 323, 447,
316, 15, 315, 331, 358, 279, 317, 14, 316, 8, 285, 9, 277, 329,
350, 253, 374, 252, 319, 318, 403, 351, 6, 419, 324, 318, 325,
397, 367, 365, 288, 435, 397, 278, 344, 439, 310, 272, 311, 248,
195, 281, 375, 273, 291, 175, 396, 199, 312, 311, 268, 276, 283,
445, 390, 373, 339, 295, 282, 296, 448, 449, 346, 356, 264, 454,
337, 336, 299, 337, 338, 151, 294, 278, 455, 308, 292, 415, 429,
358, 355, 265, 340, 372, 352, 346, 280, 295, 442, 282, 354, 19,
370, 285, 441, 295, 195, 248, 197, 457, 440, 274, 301, 300, 368,
417, 351, 465, 251, 301, 389, 394, 395, 379, 399, 412, 419, 410,
436, 322, 326, 2, 393, 354, 370, 461, 393, 164, 267, 268, 302,
12, 312, 268, 13, 298, 293, 301, 265, 446, 340, 280, 330, 425,
322, 426, 391, 420, 429, 437, 393, 391, 326, 344, 440, 438, 458,
459, 461, 364, 434, 394, 428, 396, 262, 274, 354, 457, 317, 316,
402, 316, 315, 403, 315, 314, 404, 314, 313, 405, 313, 421, 406,
323, 366, 361, 292, 306, 407, 306, 291, 408, 291, 287, 409, 287,
432, 410, 427, 434, 411, 372, 264, 383, 459, 309, 457, 366, 352,
401, 1, 274, 4, 418, 421, 262, 331, 294, 358, 435, 433, 367,
392, 289, 439, 328, 462, 326, 94, 2, 370, 289, 305, 455, 339,
254, 448, 359, 255, 446, 254, 253, 449, 253, 252, 450, 252, 256,
451, 256, 341, 452, 414, 413, 463, 286, 441, 414, 286, 258, 441,
258, 257, 442, 257, 259, 443, 259, 260, 444, 260, 467, 445, 309,
459, 250, 305, 289, 290, 305, 290, 460, 401, 376, 435, 309, 250,
392, 376, 411, 433, 453, 341, 464, 357, 453, 465, 343, 357, 412,
437, 343, 399, 344, 360, 440, 420, 437, 456, 360, 420, 363, 361,
401, 288, 265, 372, 353, 390, 339, 249, 339, 448, 255,
];
let faceLandmarker;
let originalLandmarks = null;
let currentImage = null;
async function init() {
try {
const vision = await FilesetResolver.forVisionTasks(
"https://cdn.jsdelivr.net/npm/@mediapipe/tasks-vision@0.10.3/wasm",
);
faceLandmarker = await FaceLandmarker.createFromOptions(
vision,
{
baseOptions: {
modelAssetPath: `https://storage.googleapis.com/mediapipe-models/face_landmarker/face_landmarker/float16/1/face_landmarker.task`,
delegate: "GPU",
},
runningMode: "IMAGE",
numFaces: 1,
},
);
document.getElementById("status").innerText = "READY";
document
.getElementById("status")
.classList.add("text-emerald-400");
document.getElementById("uploadBtn").disabled = false;
// Automatically load example.jpg on startup
loadAndProcessImage("example.jpg");
} catch (error) {
document.getElementById("status").innerText = "ERROR";
console.error(error);
}
}
function processImage(img) {
currentImage = img;
const result = faceLandmarker.detect(img);
if (result.faceLandmarks.length > 0) {
originalLandmarks = result.faceLandmarks[0];
document
.getElementById("container")
.classList.remove("hidden");
document
.getElementById("placeholder")
.classList.add("hidden");
document.getElementById("downloadBtn").disabled = false;
render();
}
}
function loadAndProcessImage(src) {
const img = new Image();
img.crossOrigin = "anonymous";
img.onload = () => processImage(img);
img.src = src;
}
function getWarpedPoints() {
if (!originalLandmarks) return null;
const eyeF = document.getElementById("eyeSlider").value / 100;
const mouthF =
document.getElementById("mouthSlider").value / 100;
// Indices for eye open/close
const leftEyeIndices = MESH_ANNOTATIONS.leftEyeUpper0;
const rightEyeIndices = MESH_ANNOTATIONS.rightEyeUpper0;
// Create vertex sets for upper and lower lips (excluding mouth corners 61, 291)
// This fixes the upper lip, moves the lower lip, and uses coordinate checks for others
const corners = [61, 291];
const upperLipIndices = new Set([
...MESH_ANNOTATIONS.lipsUpperOuter,
...MESH_ANNOTATIONS.lipsUpperInner,
]);
const lowerLipIndices = new Set([
...MESH_ANNOTATIONS.lipsLowerOuter,
...MESH_ANNOTATIONS.lipsLowerInner,
]);
corners.forEach((c) => {
upperLipIndices.delete(c);
lowerLipIndices.delete(c);
});
// Mouth reference points
const upperLipY = originalLandmarks[13].y; // bottom of upper lip
const chinY = originalLandmarks[152].y; // tip of chin
const noseY = originalLandmarks[1].y; // tip of nose
// Normalize movement based on vertical face size (nose to chin)
const faceHeight = Math.abs(chinY - noseY);
// Horizontal center and width of the mouth (for horizontal damping)
const mouthCenterX =
(originalLandmarks[61].x + originalLandmarks[291].x) / 2;
const mouthHalfWidth =
Math.abs(
originalLandmarks[61].x - originalLandmarks[291].x,
) / 2 || 0.1;
return originalLandmarks.map((pt, i) => {
let { x, y, z } = pt;
// 1. Eye open/close
if (leftEyeIndices.includes(i))
y += (originalLandmarks[145].y - y) * eyeF;
if (rightEyeIndices.includes(i))
y += (originalLandmarks[374].y - y) * eyeF;
// 2. Open mouth
// Improved detection logic:
// A. Lower lip or corner or (not upper lip and below upper lip) -> main jaw movement
// B. Upper lip -> slightly follow near the corners
const isLowerLip = lowerLipIndices.has(i);
const isUpperLip = upperLipIndices.has(i);
const isCorner = i === 61 || i === 291;
const isBelow = pt.y > upperLipY;
let weight = 0;
// Horizontal position ratio (center=0, corner=1)
const dx = Math.abs(pt.x - mouthCenterX);
const distRatio = dx / mouthHalfWidth;
if (isLowerLip || isCorner || (!isUpperLip && isBelow)) {
// --- Movement of lower jaw, lower lip, and corners ---
let vRatio = (pt.y - upperLipY) / (chinY - upperLipY);
if (vRatio < 0) vRatio = 0; // Correction if corners are above the reference line
// Step 3: Smooth the curvature (align edge directions)
vRatio = Math.pow(vRatio, 1.5);
// Vertical weight (jaw rotation approximation: moves more towards the bottom)
const vWeight = 0.4 + 0.6 * vRatio;
// Horizontal weight (suppress vertical movement towards corners)
// Center(0) -> 1.0, Corner(1) -> 0.2
const hDamping = Math.max(
0.2,
1.0 - Math.pow(distRatio, 2),
);
// Apply horizontal damping closer to lips; move jaw (large vRatio) overall
const effectiveH =
hDamping + (1 - hDamping) * Math.min(1, vRatio * 2);
weight = vWeight * effectiveH;
// Double the movement for the lower lip line only
if (isLowerLip) {
weight *= 2.0;
}
// Step 2: Effectively don't move triangles on the jawline
// 152:chin tip, 377/400:left jaw area, 148/176:right jaw area
if ([152, 377, 148, 400, 176].includes(i)) {
//weight *= 0.3;
}
} else if (isUpperLip) {
// --- Upper lip following ---
// Basically don't move, but follow lower lip edges near corners (large distRatio)
// Center (0) is fixed, edges (1) drop slightly
// Starts taking effect from 0.5 (middle), moves up to ~0.1 at edges
if (distRatio > 0.5) {
weight = Math.pow((distRatio - 0.5) * 2, 2) * 0.1;
}
}
if (weight > 0) {
// Step 1: Weaken deformation only around jaw and mouth
const maxMove = faceHeight * 0.17;
y += mouthF * maxMove * weight;
}
return { x, y, z };
});
}
function drawTriangle(
ctx,
img,
warped,
original,
i0,
i1,
i2,
w,
h,
) {
const dx0 = warped[i0].x * w,
dy0 = warped[i0].y * h;
const dx1 = warped[i1].x * w,
dy1 = warped[i1].y * h;
const dx2 = warped[i2].x * w,
dy2 = warped[i2].y * h;
const sx0 = original[i0].x * w,
sy0 = original[i0].y * h;
const sx1 = original[i1].x * w,
sy1 = original[i1].y * h;
const sx2 = original[i2].x * w,
sy2 = original[i2].y * h;
ctx.save();
ctx.beginPath();
ctx.moveTo(dx0, dy0);
ctx.lineTo(dx1, dy1);
ctx.lineTo(dx2, dy2);
ctx.closePath();
ctx.clip();
const denom =
sx0 * (sy2 - sy1) -
sx1 * sy2 +
sx2 * sy1 +
(sx1 - sx2) * sy0;
if (Math.abs(denom) < 0.1) {
ctx.restore();
return;
}
const m11 =
-(
sy0 * (dx2 - dx1) -
sy1 * dx2 +
sy2 * dx1 +
(sy1 - sy2) * dx0
) / denom;
const m12 =
(sy1 * dy2 -
sy0 * (dy2 - dy1) -
sy2 * dy1 +
(sy2 - sy1) * dy0) /
denom;
const m21 =
(sx0 * (dx2 - dx1) -
sx1 * dx2 +
sx2 * dx1 +
(sx1 - sx2) * dx0) /
denom;
const m22 =
-(
sx1 * dy2 -
sx0 * (dy2 - dy1) -
sx2 * dy1 +
(sx2 - sx1) * dy0
) / denom;
const tx =
(sx0 * (sy2 * dx1 - sy1 * dx2) +
sy0 * (sx1 * dx2 - sx2 * dx1) +
(sx2 * sy1 - sx1 * sy2) * dx0) /
denom;
const ty =
(sx0 * (sy2 * dy1 - sy1 * dy2) +
sy0 * (sx1 * dy2 - sx2 * dy1) +
(sx2 * sy1 - sx1 * sy2) * dy0) /
denom;
ctx.setTransform(m11, m12, m21, m22, tx, ty);
ctx.drawImage(img, 0, 0);
ctx.restore();
}
function render() {
if (!currentImage || !originalLandmarks) return;
const ctx = outputCanvas.getContext("2d");
const w = currentImage.naturalWidth;
const h = currentImage.naturalHeight;
outputCanvas.width = w;
outputCanvas.height = h;
const warped = getWarpedPoints();
ctx.clearRect(0, 0, w, h);
ctx.drawImage(currentImage, 0, 0);
// Draw all parts with correct triangle definitions
for (let i = 0; i < TRIANGULATION.length; i += 3) {
const i0 = TRIANGULATION[i],
i1 = TRIANGULATION[i + 1],
i2 = TRIANGULATION[i + 2];
// Data integrity check
if (i2 === undefined || warped[i2] === undefined) continue;
drawTriangle(
ctx,
currentImage,
warped,
originalLandmarks,
i0,
i1,
i2,
w,
h,
);
}
// Fill the mouth interior (area between upper and lower inner lips) with black
ctx.resetTransform();
const upperInner = MESH_ANNOTATIONS.lipsUpperInner;
const lowerInner = MESH_ANNOTATIONS.lipsLowerInner;
if (upperInner && lowerInner) {
ctx.fillStyle = "black";
ctx.beginPath();
ctx.moveTo(
warped[upperInner[0]].x * w,
warped[upperInner[0]].y * h,
);
for (let i = 1; i < upperInner.length; i++) {
ctx.lineTo(
warped[upperInner[i]].x * w,
warped[upperInner[i]].y * h,
);
}
// Close the path by connecting the lower lip side in reverse order
for (let i = lowerInner.length - 1; i >= 0; i--) {
ctx.lineTo(
warped[lowerInner[i]].x * w,
warped[lowerInner[i]].y * h,
);
}
ctx.closePath();
ctx.fill();
}
if (document.getElementById("showMesh").checked) {
ctx.resetTransform();
ctx.strokeStyle = "rgba(0, 255, 255, 0.3)";
ctx.lineWidth = 0.5;
for (let i = 0; i < TRIANGULATION.length; i += 3) {
const i0 = TRIANGULATION[i],
i1 = TRIANGULATION[i + 1],
i2 = TRIANGULATION[i + 2];
if (i2 === undefined) continue;
ctx.beginPath();
ctx.moveTo(warped[i0].x * w, warped[i0].y * h);
ctx.lineTo(warped[i1].x * w, warped[i1].y * h);
ctx.lineTo(warped[i2].x * w, warped[i2].y * h);
ctx.closePath();
ctx.stroke();
}
}
if (document.getElementById("showKeypoints").checked) {
ctx.resetTransform();
ctx.strokeStyle = "rgba(255, 0, 0, 0.8)"; // Red
ctx.lineWidth = 1.5;
for (const key in MESH_ANNOTATIONS) {
const indices = MESH_ANNOTATIONS[key];
if (!indices || indices.length < 2) continue;
ctx.beginPath();
const startPt = warped[indices[0]];
if (!startPt) continue;
ctx.moveTo(startPt.x * w, startPt.y * h);
for (let i = 1; i < indices.length; i++) {
const pt = warped[indices[i]];
if (!pt) continue;
ctx.lineTo(pt.x * w, pt.y * h);
}
// While paths like silhouettes should be closed,
// here they are drawn as simple line strips according to keypoints.ts definitions.
ctx.stroke();
}
}
}
document.getElementById("eyeSlider").oninput = (e) => {
document.getElementById("eyeVal").innerText =
e.target.value + "%";
render();
};
document.getElementById("mouthSlider").oninput = (e) => {
document.getElementById("mouthVal").innerText =
e.target.value + "%";
render();
};
document.getElementById("showMesh").onchange = render;
document.getElementById("showKeypoints").onchange = render;
document.getElementById("uploadBtn").onclick = () =>
document.getElementById("fileInput").click();
document.getElementById("fileInput").onchange = (e) => {
const file = e.target.files[0];
if (!file) return;
loadAndProcessImage(URL.createObjectURL(file));
};
document.getElementById("downloadBtn").onclick = () => {
const link = document.createElement("a");
link.download = `warp_${Date.now()}.png`;
link.href = outputCanvas.toDataURL();
link.click();
};
init();
</script>
</body>
</html>