wip: [01-stabilize] paused at task 1/1 - OCR Hallucination Immune logic via Semantic delta window and fret-isolation

scripts/debug/dump_ocr.py

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+import cv2
+import sys
+from pathlib import Path
+from youtube_tab_to_pdf import extract_frames, extract_unique_overlay, _extract_number_above_bars
+from video_cv_tracker import TemporalTracker
+
+video_path = Path("output/サカナクション／新宝島(エレキギターTAB) 難易度★★★ sakanaction shintakarajima.mp4")
+frames = extract_frames(video_path, fps=2.0)
+print(f"Extracted {len(frames)} frames.")
+
+# Tracker extracts raw pages
+tracker = TemporalTracker(diff_threshold=0.03)
+for frame in frames:
+    tracker.process_frame(frame)
+
+pages = tracker.get_unique_pages()
+print(f"Tracker found {len(pages)} unique pages.")
+
+for i, page in enumerate(pages):
+    m_num = _extract_number_above_bars(page)
+    print(f"Page {i:03d} OCR Measure Num: {m_num}")