Modify plotting scale

scripts/plot_bboxes_save_images_and_yolo_predictions.py

@@ -63,13 +63,18 @@ def annotate_image(image, detections, class_names):
             class_id = detections.class_id[i]
             conf = detections.confidence[i]
             label = f"{class_names[class_id]} {conf:.2f}"
+            _, width = image.shape[:2]
 
             # Draw box
-            box_annotator = sv.BoxAnnotator(thickness=6)
+            text_size = 2.0*width/1024
+            box_thickness = int(6 * width / 1024)       # scale box thickness
+            text_thickness = max(1, int(6 * width / 1024))  # scale text thickness, min 1
+
+            box_annotator = sv.BoxAnnotator(thickness=box_thickness)
             image = box_annotator.annotate(scene=image, detections=detections[i:i+1])
 
             # Draw label
-            label_annotator = sv.LabelAnnotator(text_scale=2.0, text_thickness=4)
+            label_annotator = sv.LabelAnnotator(text_scale=text_size, text_thickness=text_thickness)
             image = label_annotator.annotate(scene=image, detections=detections[i:i+1], labels=[label])
 
     return image