"""Configuration values used by the PunimTag web services.

This module replaces the legacy desktop configuration to keep the web
application self-contained.
"""

from __future__ import annotations

# Supported image formats for uploads/imports
SUPPORTED_IMAGE_FORMATS = {".jpg", ".jpeg", ".png", ".bmp", ".tiff", ".tif"}

# Supported video formats for scanning (not processed for faces)
SUPPORTED_VIDEO_FORMATS = {".mp4", ".mov", ".avi", ".mkv", ".webm", ".m4v", ".flv", ".wmv", ".mpg", ".mpeg"}

# DeepFace behavior
DEEPFACE_ENFORCE_DETECTION = False
DEEPFACE_ALIGN_FACES = True

# Face filtering thresholds
MIN_FACE_CONFIDENCE = 0.4
MIN_FACE_SIZE = 40
MAX_FACE_SIZE = 1500

# Matching tolerance and calibration options
DEFAULT_FACE_TOLERANCE = 0.5  # Lowered from 0.6 for stricter matching
USE_CALIBRATED_CONFIDENCE = True
CONFIDENCE_CALIBRATION_METHOD = "empirical"  # "empirical", "linear", or "sigmoid"

# Auto-match face size filtering
# Minimum face size as percentage of image area (0.5% = 0.005)
# Faces smaller than this are excluded from auto-match to avoid generic encodings
MIN_AUTO_MATCH_FACE_SIZE_RATIO = 0.005  # 0.5% of image area