Module postprocess 

Postprocessing Utilities

Provides post-processing functions for text detection results, including bounding box extraction, NMS, box merging, etc.

Structs

TextBox

Text bounding box

Functions

compute_iou

Calculate IoU (Intersection over Union) of two rectangles

detect_text_traditional

Detect text regions using traditional algorithm (suitable for solid background)

extract_boxes_from_mask

Extract text bounding boxes from segmentation mask

extract_boxes_from_mask_with_padding

Extract text bounding boxes from segmentation mask with padding

extract_boxes_with_unclip

Extract text bounding boxes from segmentation mask (with unclip expansion)

group_boxes_by_line

Group bounding boxes by line

merge_adjacent_boxes

Merge adjacent bounding boxes

merge_multi_scale_results

Merge bounding boxes from multiple detection results (for high precision mode)

nms

Non-Maximum Suppression (NMS)

sort_boxes_by_reading_order

Sort bounding boxes by reading order (top to bottom, left to right)