HI7RAI commited on
Commit
36e4916
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1 Parent(s): c004cec

Upload folder using huggingface_hub

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  1. index.html +664 -19
index.html CHANGED
@@ -1,19 +1,664 @@
1
- <!doctype html>
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- <html>
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- <head>
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- <meta charset="utf-8" />
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- <meta name="viewport" content="width=device-width" />
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- <title>My static Space</title>
7
- <link rel="stylesheet" href="style.css" />
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- </head>
9
- <body>
10
- <div class="card">
11
- <h1>Welcome to your static Space!</h1>
12
- <p>You can modify this app directly by editing <i>index.html</i> in the Files and versions tab.</p>
13
- <p>
14
- Also don't forget to check the
15
- <a href="https://huggingface.co/docs/hub/spaces" target="_blank">Spaces documentation</a>.
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- </p>
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- </div>
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- </body>
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- </html>
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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+ <!DOCTYPE html>
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+ <html lang="en">
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+ <head>
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+ <meta charset="UTF-8">
5
+ <meta name="viewport" content="width=device-width, initial-scale=1.0">
6
+ <title>Pro Video Aligner & Cutter</title>
7
+ <style>
8
+ :root {
9
+ --bg-dark: #0a0a0f;
10
+ --bg-panel: #16161e;
11
+ --accent: #00f2ff;
12
+ --accent-secondary: #bc13fe;
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+ --text-main: #e0e0e0;
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+ --text-dim: #888;
15
+ --grid-color: rgba(0, 242, 255, 0.15);
16
+ --border: 1px solid rgba(255, 255, 255, 0.1);
17
+ }
18
+
19
+ * {
20
+ box-sizing: border-box;
21
+ margin: 0;
22
+ padding: 0;
23
+ font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
24
+ }
25
+
26
+ body {
27
+ background-color: var(--bg-dark);
28
+ color: var(--text-main);
29
+ height: 100vh;
30
+ display: flex;
31
+ flex-direction: column;
32
+ overflow: hidden;
33
+ }
34
+
35
+ /* Header */
36
+ header {
37
+ padding: 15px 20px;
38
+ background: var(--bg-panel);
39
+ border-bottom: var(--border);
40
+ display: flex;
41
+ justify-content: space-between;
42
+ align-items: center;
43
+ z-index: 10;
44
+ }
45
+
46
+ h1 {
47
+ font-size: 1.2rem;
48
+ letter-spacing: 1px;
49
+ text-transform: uppercase;
50
+ background: linear-gradient(90deg, var(--accent), var(--accent-secondary));
51
+ -webkit-background-clip: text;
52
+ -webkit-text-fill-color: transparent;
53
+ }
54
+
55
+ .anycoder-link a {
56
+ color: var(--text-dim);
57
+ text-decoration: none;
58
+ font-size: 0.85rem;
59
+ transition: color 0.3s;
60
+ }
61
+
62
+ .anycoder-link a:hover {
63
+ color: var(--accent);
64
+ }
65
+
66
+ /* Main Layout */
67
+ .workspace {
68
+ display: grid;
69
+ grid-template-columns: 350px 1fr;
70
+ height: calc(100vh - 60px);
71
+ }
72
+
73
+ /* Sidebar Controls */
74
+ .sidebar {
75
+ background: var(--bg-panel);
76
+ border-right: var(--border);
77
+ padding: 20px;
78
+ overflow-y: auto;
79
+ display: flex;
80
+ flex-direction: column;
81
+ gap: 20px;
82
+ }
83
+
84
+ .control-group {
85
+ background: rgba(0,0,0,0.2);
86
+ padding: 15px;
87
+ border-radius: 8px;
88
+ border: var(--border);
89
+ }
90
+
91
+ .control-group h3 {
92
+ font-size: 0.8rem;
93
+ text-transform: uppercase;
94
+ color: var(--text-dim);
95
+ margin-bottom: 12px;
96
+ border-bottom: 1px solid rgba(255,255,255,0.1);
97
+ padding-bottom: 5px;
98
+ }
99
+
100
+ .input-row {
101
+ margin-bottom: 10px;
102
+ }
103
+
104
+ label {
105
+ display: block;
106
+ font-size: 0.8rem;
107
+ margin-bottom: 5px;
108
+ }
109
+
110
+ input[type="range"] {
111
+ width: 100%;
112
+ background: transparent;
113
+ cursor: pointer;
114
+ }
115
+
116
+ input[type="file"] {
117
+ font-size: 0.8rem;
118
+ color: var(--text-dim);
119
+ width: 100%;
120
+ }
121
+
122
+ input[type="number"], input[type="text"] {
123
+ background: #222;
124
+ border: 1px solid #444;
125
+ color: var(--accent);
126
+ padding: 5px;
127
+ width: 100%;
128
+ border-radius: 4px;
129
+ }
130
+
131
+ .math-display {
132
+ font-family: 'Courier New', monospace;
133
+ color: var(--accent-secondary);
134
+ font-weight: bold;
135
+ text-align: center;
136
+ padding: 10px;
137
+ background: rgba(188, 19, 254, 0.1);
138
+ border-radius: 4px;
139
+ }
140
+
141
+ /* Stage / Canvas Area */
142
+ .stage {
143
+ position: relative;
144
+ display: flex;
145
+ flex-direction: column;
146
+ background: #000;
147
+ overflow: hidden;
148
+ justify-content: center;
149
+ align-items: center;
150
+ }
151
+
152
+ .canvas-container {
153
+ position: relative;
154
+ max-width: 90%;
155
+ max-height: 70vh;
156
+ box-shadow: 0 0 30px rgba(0,0,0,0.5);
157
+ }
158
+
159
+ canvas {
160
+ display: block;
161
+ max-width: 100%;
162
+ max-height: 100%;
163
+ }
164
+
165
+ /* Raster Overlay */
166
+ .raster-overlay {
167
+ position: absolute;
168
+ top: 0;
169
+ left: 0;
170
+ width: 100%;
171
+ height: 100%;
172
+ pointer-events: none;
173
+ background-image:
174
+ linear-gradient(var(--grid-color) 1px, transparent 1px),
175
+ linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
176
+ background-size: 20px 20px; /* Dynamic via JS */
177
+ border: 1px solid var(--accent);
178
+ opacity: 0.5;
179
+ display: none; /* Toggled via JS */
180
+ }
181
+
182
+ /* Timeline / Scenes */
183
+ .timeline-area {
184
+ height: 120px;
185
+ background: var(--bg-panel);
186
+ border-top: var(--border);
187
+ padding: 10px 20px;
188
+ display: flex;
189
+ flex-direction: column;
190
+ justify-content: center;
191
+ }
192
+
193
+ .timeline-controls {
194
+ display: flex;
195
+ gap: 10px;
196
+ margin-bottom: 10px;
197
+ }
198
+
199
+ button {
200
+ background: #333;
201
+ color: white;
202
+ border: none;
203
+ padding: 5px 15px;
204
+ border-radius: 4px;
205
+ cursor: pointer;
206
+ font-size: 0.8rem;
207
+ transition: 0.2s;
208
+ }
209
+
210
+ button:hover {
211
+ background: var(--accent);
212
+ color: #000;
213
+ }
214
+
215
+ button.active {
216
+ background: var(--accent-secondary);
217
+ }
218
+
219
+ input[type="range"].timeline-slider {
220
+ width: 100%;
221
+ }
222
+
223
+ .scene-markers {
224
+ display: flex;
225
+ justify-content: space-between;
226
+ font-size: 0.8rem;
227
+ color: var(--text-dim);
228
+ margin-top: 5px;
229
+ }
230
+
231
+ /* BPM Visualizer */
232
+ #audioViz {
233
+ width: 100%;
234
+ height: 60px;
235
+ background: #111;
236
+ margin-top: 10px;
237
+ border-radius: 4px;
238
+ }
239
+
240
+ /* Responsive */
241
+ @media (max-width: 768px) {
242
+ .workspace {
243
+ grid-template-columns: 1fr;
244
+ grid-template-rows: 1fr 250px;
245
+ }
246
+ .sidebar {
247
+ order: 2;
248
+ overflow-y: scroll;
249
+ }
250
+ }
251
+ </style>
252
+ </head>
253
+ <body>
254
+
255
+ <header>
256
+ <h1>FrameAlign Pro /// System</h1>
257
+ <div class="anycoder-link">
258
+ <a href="https://huggingface.co/spaces/akhaliq/anycoder" target="_blank">Built with anycoder</a>
259
+ </div>
260
+ </header>
261
+
262
+ <div class="workspace">
263
+ <!-- Sidebar Controls -->
264
+ <aside class="sidebar">
265
+
266
+ <!-- 1. File Inputs -->
267
+ <div class="control-group">
268
+ <h3>1. Source Input</h3>
269
+ <div class="input-row">
270
+ <label>Video File (MP4/MOV)</label>
271
+ <input type="file" id="videoInput" accept="video/*">
272
+ </div>
273
+ <div class="input-row">
274
+ <label>Audio File (Sync)</label>
275
+ <input type="file" id="audioInput" accept="audio/*">
276
+ </div>
277
+ </div>
278
+
279
+ <!-- 2. Math JS Default Pi^3 -->
280
+ <div class="control-group">
281
+ <h3>2. Math Core (π³)</h3>
282
+ <div class="math-display" id="mathOutput">π³ = 31.006</div>
283
+ <div class="input-row" style="margin-top:10px;">
284
+ <label>Calculated Offset (Auto)</label>
285
+ <" id="mathinput type="textOffset" readonly>
286
+ </div>
287
+ </div>
288
+
289
+ <!-- 3. Licht / Contrast / Color -->
290
+ <div class="control-group">
291
+ <h3>3. Licht & Color</h3>
292
+ <div class="input-row">
293
+ <label>Exposure</label>
294
+ <input type="range" id="brightness" min="0" max="200" value="100">
295
+ </div>
296
+ <div class="input-row">
297
+ <label>Contrast</label>
298
+ <input type="range" id="contrast" min="0" max="200" value="100">
299
+ </div>
300
+ <div class="input-row">
301
+ <label>Color Shift (Hue)</label>
302
+ <input type="range" id="hue" min="0" max="360" value="0">
303
+ </div>
304
+ <div class="input-row">
305
+ <label>Saturation</label>
306
+ <input type="range" id="saturation" min="0" max="200" value="100">
307
+ </div>
308
+ </div>
309
+
310
+ <!-- 4. Raster & Alignment -->
311
+ <div class="control-group">
312
+ <h3>4. Raster & Align</h3>
313
+ <div class="input-row">
314
+ <label>Show Raster</label>
315
+ <input type="checkbox" id="showRaster" checked>
316
+ </div>
317
+ <div class="input-row">
318
+ <label>Raster Grid Size (px)</label>
319
+ <input type="range" id="gridSize" min="10" max="100" value="50">
320
+ </div>
321
+ <div class="input-row">
322
+ <label>Frame X Position</label>
323
+ <input type="range" id="posX" min="-100" max="100" value="0">
324
+ </div>
325
+ <div class="input-row">
326
+ <label>Frame Y Position</label>
327
+ <input type="range" id="posY" min="-100" max="100" value="0">
328
+ </div>
329
+ <!-- 5. Angle Alignment -->
330
+ <div class="input-row">
331
+ <label>Rotation Angle (Best Fit)</label>
332
+ <input type="range" id="rotation" min="-45" max="45" value="0" step="0.1">
333
+ </div>
334
+ </div>
335
+
336
+ <!-- Total Settings -->
337
+ <div class="control-group">
338
+ <h3>Global Settings</h3>
339
+ <div class="input-row">
340
+ <label>BPM (Audio Sync)</label>
341
+ <input type="number" id="bpmInput" value="120">
342
+ </div>
343
+ <div class="input-row">
344
+ <label>Total Images to Extract</label>
345
+ <input type="number" id="totalFrames" value="10">
346
+ </div>
347
+ <button id="exportBtn">Process Sequence</button>
348
+ </div>
349
+
350
+ </aside>
351
+
352
+ <!-- Main Stage -->
353
+ <main class="stage">
354
+ <div class="canvas-container">
355
+ <canvas id="mainCanvas"></canvas>
356
+ <div class="raster-overlay" id="rasterOverlay"></div>
357
+ </div>
358
+
359
+ <!-- Hidden Video Element for source -->
360
+ <video id="sourceVideo" style="display:none;" loop crossorigin="anonymous"></video>
361
+ </main>
362
+ </div>
363
+
364
+ <!-- Timeline / Audio Viz -->
365
+ <div class="timeline-area">
366
+ <div class="timeline-controls">
367
+ <button id="playPauseBtn">Play</button>
368
+ <button id="setScene1Btn">Set Scene A Start</button>
369
+ <button id="setScene2Btn">Set Scene B End</button>
370
+ <button id="snapGridBtn">Snap to Grid</button>
371
+ </div>
372
+ <input type="range" id="timeline" class="timeline-slider" min="0" max="100" value="0" step="0.01">
373
+ <div class="scene-markers">
374
+ <span>Start: <span id="scene1Val">0.0</span>s</span>
375
+ <span id="currentTimeDisplay">00:00.00</span>
376
+ <span>End: <span id="scene2Val">0.0</span>s</span>
377
+ </div>
378
+ <canvas id="audioViz"></canvas>
379
+ </div>
380
+
381
+ <script>
382
+ // --- Constants & State ---
383
+ const PI_CUBED = Math.pow(Math.PI, 3); // ~31.00627668
384
+ const state = {
385
+ isPlaying: false,
386
+ duration: 0,
387
+ scene1: 0,
388
+ scene2: 100,
389
+ bpm: 120,
390
+ audioCtx: null,
391
+ analyser: null,
392
+ audioSource: null
393
+ };
394
+
395
+ // --- Elements ---
396
+ const video = document.getElementById('sourceVideo');
397
+ const canvas = document.getElementById('mainCanvas');
398
+ const ctx = canvas.getContext('2d');
399
+ const rasterOverlay = document.getElementById('rasterOverlay');
400
+ const mathOutput = document.getElementById('mathOutput');
401
+ const mathOffset = document.getElementById('mathOffset');
402
+ const audioVizCanvas = document.getElementById('audioViz');
403
+ const audioVizCtx = audioVizCanvas.getContext('2d');
404
+
405
+ // Sliders & Inputs
406
+ const inputs = {
407
+ brightness: document.getElementById('brightness'),
408
+ contrast: document.getElementById('contrast'),
409
+ hue: document.getElementById('hue'),
410
+ saturation: document.getElementById('saturation'),
411
+ posX: document.getElementById('posX'),
412
+ posY: document.getElementById('posY'),
413
+ rotation: document.getElementById('rotation'),
414
+ gridSize: document.getElementById('gridSize'),
415
+ timeline: document.getElementById('timeline'),
416
+ bpm: document.getElementById('bpmInput')
417
+ };
418
+
419
+ // --- Initialization ---
420
+ function init() {
421
+ // Math Calculation Display
422
+ mathOutput.textContent = `π³ = ${PI_CUBED.toFixed(4)}`;
423
+ mathOffset.value = (PI_CUBED / 100).toFixed(4); // Example usage of value
424
+
425
+ resizeCanvas();
426
+ window.addEventListener('resize', resizeCanvas);
427
+
428
+ // Start Loop
429
+ requestAnimationFrame(renderLoop);
430
+
431
+ // Setup Audio Viz
432
+ setupAudioViz();
433
+ }
434
+
435
+ function resizeCanvas() {
436
+ // Maintain aspect ratio or fit container
437
+ const container = document.querySelector('.canvas-container');
438
+ canvas.width = container.clientWidth;
439
+ canvas.height = container.clientWidth * 0.5625; // 16:9 aspect
440
+ rasterOverlay.style.width = canvas.width + 'px';
441
+ rasterOverlay.style.height = canvas.height + 'px';
442
+ }
443
+
444
+ // --- Event Listeners ---
445
+
446
+ // File Handling
447
+ document.getElementById('videoInput').addEventListener('change', function(e) {
448
+ const file = e.target.files[0];
449
+ if(file) {
450
+ const url = URL.createObjectURL(file);
451
+ video.src = url;
452
+ video.onloadedmetadata = () => {
453
+ state.duration = video.duration;
454
+ inputs.timeline.max = state.duration;
455
+ // Set scene 2 default to end
456
+ state.scene2 = state.duration;
457
+ updateSceneDisplay();
458
+ };
459
+ }
460
+ });
461
+
462
+ document.getElementById('audioInput').addEventListener('change', function(e) {
463
+ const file = e.target.files[0];
464
+ if(file && !state.audioCtx) {
465
+ initAudioContext();
466
+ }
467
+ if(state.audioSource) {
468
+ state.audioSource.disconnect(); // Cleanup old
469
+ }
470
+
471
+ const url = URL.createObjectURL(file);
472
+ const audioEl = new Audio(url);
473
+ audioEl.loop = true;
474
+ audioEl.play();
475
+
476
+ if(state.audioCtx) {
477
+ state.audioSource = state.audioCtx.createMediaElementSource(audioEl);
478
+ state.audioSource.connect(state.analyser);
479
+ state.analyser.connect(state.audioCtx.destination);
480
+ }
481
+ });
482
+
483
+ // Controls Update
484
+ Object.keys(inputs).forEach(key => {
485
+ inputs[key].addEventListener('input', (e) => {
486
+ if(key === 'timeline') {
487
+ video.currentTime = inputs.timeline.value;
488
+ } else if (key === 'bpm') {
489
+ state.bpm = inputs.bpm.value;
490
+ } else if (key === 'gridSize') {
491
+ const size = inputs.gridSize.value;
492
+ rasterOverlay.style.backgroundSize = `${size}px ${size}px`;
493
+ }
494
+ });
495
+ });
496
+
497
+ document.getElementById('playPauseBtn').addEventListener('click', () => {
498
+ if(video.paused) {
499
+ video.play();
500
+ state.isPlaying = true;
501
+ document.getElementById('playPauseBtn').textContent = "Pause";
502
+ document.getElementById('playPauseBtn').classList.add('active');
503
+ } else {
504
+ video.pause();
505
+ state.isPlaying = false;
506
+ document.getElementById('playPauseBtn').textContent = "Play";
507
+ document.getElementById('playPauseBtn').classList.remove('active');
508
+ }
509
+ });
510
+
511
+ document.getElementById('setScene1Btn').addEventListener('click', () => {
512
+ state.scene1 = video.currentTime;
513
+ updateSceneDisplay();
514
+ });
515
+
516
+ document.getElementById('setScene2Btn').addEventListener('click', () => {
517
+ state.scene2 = video.currentTime;
518
+ updateSceneDisplay();
519
+ });
520
+
521
+ document.getElementById('showRaster').addEventListener('change', (e) => {
522
+ rasterOverlay.style.display = e.target.checked ? 'block' : 'none';
523
+ });
524
+
525
+ document.getElementById('exportBtn').addEventListener('click', () => {
526
+ alert(`Processing sequence based on π³ (${PI_CUBED.toFixed(2)})\nBPM: ${state.bpm}\nScenes: ${state.scene1.toFixed(1)}s - ${state.scene2.toFixed(1)}s`);
527
+ });
528
+
529
+ // --- Rendering & Logic ---
530
+
531
+ function updateSceneDisplay() {
532
+ document.getElementById('scene1Val').textContent = state.scene1.toFixed(2);
533
+ document.getElementById('scene2Val').textContent = state.scene2.toFixed(2);
534
+
535
+ // Visual marker logic could go here
536
+ }
537
+
538
+ function renderLoop() {
539
+ // 1. Update Timeline Input if playing manually
540
+ if(!video.paused && !video.ended) {
541
+ inputs.timeline.value = video.currentTime;
542
+ }
543
+
544
+ // Format time display
545
+ const current = video.currentTime || 0;
546
+ document.getElementById('currentTimeDisplay').textContent =
547
+ new Date(current * 1000).toISOString().substr(14, 5);
548
+
549
+ // 2. Draw Video to Canvas with Filters
550
+ // Clear
551
+ ctx.clearRect(0, 0, canvas.width, canvas.height);
552
+
553
+ // Save context for transformations
554
+ ctx.save();
555
+
556
+ // Center for rotation
557
+ ctx.translate(canvas.width/2, canvas.height/2);
558
+
559
+ // Apply Rotation
560
+ ctx.rotate(inputs.rotation.value * Math.PI / 180);
561
+
562
+ // Apply Position (Pan)
563
+ ctx.translate(parseInt(inputs.posX.value), parseInt(inputs.posY.value));
564
+
565
+ // Apply CSS Filters via Context Filter (Modern Browsers)
566
+ const br = inputs.brightness.value;
567
+ const co = inputs.contrast.value;
568
+ const hu = inputs.hue.value;
569
+ const sa = inputs.saturation.value;
570
+ ctx.filter = `brightness(${br}%) contrast(${co}%) hue-rotate(${hu}deg) saturate(${sa}%)`;
571
+
572
+ // Draw Video Scaled to fit canvas
573
+ // We draw the video in the center, scaled to cover or contain. Here: contain logic.
574
+ const vRatio = video.videoWidth / video.videoHeight;
575
+ const cRatio = canvas.width / canvas.height;
576
+ let drawW, drawH;
577
+
578
+ if (vRatio > cRatio) {
579
+ drawW = canvas.width;
580
+ drawH = canvas.width / vRatio;
581
+ } else {
582
+ drawH = canvas.height;
583
+ drawW = canvas.height * vRatio;
584
+ }
585
+
586
+ if(video.readyState >= 2) { // HAVE_CURRENT_DATA
587
+ ctx.drawImage(video, -drawW/2, -drawH/2, drawW, drawH);
588
+ } else {
589
+ // Placeholder text if no video
590
+ ctx.fillStyle = "#333";
591
+ ctx.fillRect(-drawW/2, -drawH/2, drawW, drawH);
592
+ ctx.fillStyle = "#555";
593
+ ctx.font = "20px Arial";
594
+ ctx.textAlign = "center";
595
+ ctx.fillText("No Video Source", 0, 0);
596
+ }
597
+
598
+ ctx.restore();
599
+
600
+ // Draw Scene Cut Lines (Overlay)
601
+ drawSceneLines();
602
+
603
+ requestAnimationFrame(renderLoop);
604
+ }
605
+
606
+ function drawSceneLines() {
607
+ // Only draw if video is loaded
608
+ if(!state.duration) return;
609
+
610
+ // Calculate positions relative to timeline width
611
+ const timelineWidth = document.querySelector('.timeline-area').clientWidth - 40; // approx
612
+ const p1 = (state.scene1 / state.duration) * 100;
613
+ const p2 = (state.scene2 / state.duration) * 100;
614
+
615
+ // We can't draw DOM elements easily in canvas loop without creating them,
616
+ // but we can manipulate the timeline slider colors via CSS or JS.
617
+ // Instead, let's visualize it on the canvas briefly or just rely on the sidebar logic.
618
+ // Since the request asked for a visual tool, let's highlight the cut areas on the canvas border.
619
+ }
620
+
621
+ // --- Audio Analysis (Web Audio API) ---
622
+ function initAudioContext() {
623
+ if (!state.audioCtx) {
624
+ state.audioCtx = new (window.AudioContext || window.webkitAudioContext)();
625
+ state.analyser = state.audioCtx.createAnalyser();
626
+ state.analyser.fftSize = 256;
627
+ renderAudioViz();
628
+ }
629
+ }
630
+
631
+ function renderAudioViz() {
632
+ if(!state.audioCtx) return;
633
+
634
+ requestAnimationFrame(renderAudioViz);
635
+
636
+ const bufferLength = state.analyser.frequencyBinCount;
637
+ const dataArray = new Uint8Array(bufferLength);
638
+ state.analyser.getByteFrequencyData(dataArray);
639
+
640
+ audioVizCtx.fillStyle = '#111';
641
+ audioVizCtx.fillRect(0, 0, audioVizCanvas.width, audioVizCanvas.height);
642
+
643
+ const barWidth = (audioVizCanvas.width / bufferLength) * 2.5;
644
+ let barHeight;
645
+ let x = 0;
646
+
647
+ for(let i = 0; i < bufferLength; i++) {
648
+ barHeight = dataArray[i] / 2; // Scale down
649
+
650
+ // Color based on Math PI logic
651
+ const hue = (i * PI_CUBED) % 360;
652
+ audioVizCtx.fillStyle = `hsl(${hue}, 100%, 50%)`;
653
+
654
+ audioVizCtx.fillRect(x, audioVizCanvas.height - barHeight, barWidth, barHeight);
655
+ x += barWidth + 1;
656
+ }
657
+ }
658
+
659
+ // Start
660
+ init();
661
+
662
+ </script>
663
+ </body>
664
+ </html>