flutter_document_capture 0.0.1

Flutter FFI plugin for real-time document capture preprocessing using OpenCV. Provides corner detection, quality assessment, perspective correction, and image enhancement for OCR optimization.

0.0.1

• Document corner detection using OpenCV (Canny + findContours)
• Quality assessment: blur, brightness, stability scoring
• Perspective correction with guide frame
• Image enhancement modes: whitenBg, contrastStretch, adaptiveBinarize, sauvola
• Auto-capture trigger when quality thresholds are met
• Example app with A/B test and batch test pages