import gradio as gr from ultralytics import YOLO import cv2 import numpy as np from PIL import Image, ImageDraw, ImageFont import base64 from io import BytesIO import tempfile import os from pathlib import Path import shutil from openpyxl import Workbook, load_workbook # Load YOLOv8 model model = YOLO("best.pt") # Create directories if not present uploaded_folder = Path('Uploaded_Picture') predicted_folder = Path('Predicted_Picture') uploaded_folder.mkdir(parents=True, exist_ok=True) predicted_folder.mkdir(parents=True, exist_ok=True) # Path for Excel database file xlsx_db_file = Path('patient_predictions.xlsx') # Initialize Excel database file if not present if not xlsx_db_file.exists(): workbook = Workbook() sheet = workbook.active sheet.title = "Predictions" sheet.append(["Name", "Age", "Medical Record", "Sex", "Result", "Image Path"]) workbook.save(xlsx_db_file) def predict_image(input_image, name, age, medical_record, sex): if input_image is None: return None, "Please Input The Image" # Convert Gradio input image (PIL Image) to numpy array image_np = np.array(input_image) # Ensure the image is in the correct format if len(image_np.shape) == 2: # grayscale to RGB image_np = cv2.cvtColor(image_np, cv2.COLOR_GRAY2RGB) elif image_np.shape[2] == 4: # RGBA to RGB image_np = cv2.cvtColor(image_np, cv2.COLOR_RGBA2RGB) # Perform prediction results = model(image_np) # Draw bounding boxes on the image image_with_boxes = image_np.copy() raw_predictions = [] if results[0].boxes: # Sort the results by confidence and take the highest confidence one highest_confidence_result = max(results[0].boxes, key=lambda x: x.conf.item()) # Determine the label based on the class index class_index = highest_confidence_result.cls.item() if class_index == 1: label = "Mature" color = (255, 0, 0) # Red for Mature else: label = "Normal" color = (0, 255, 0) # Green for Normal confidence = highest_confidence_result.conf.item() xmin, ymin, xmax, ymax = map(int, highest_confidence_result.xyxy[0]) # Calculate the average of box width and height box_width = xmax - xmin box_height = ymax - ymin avg_dimension = (box_width + box_height) / 2 # Calculate the circle radius as 1/12 of the average dimension radius = int(avg_dimension / 12) # Calculate the center of the bounding box center_x = int((xmin + xmax) / 2) center_y = int((ymin + ymax) / 2) # Draw the circle at the center of the bounding box with the color corresponding to the label cv2.circle(image_with_boxes, (center_x, center_y), radius, color, 2) # Enlarge font scale and thickness font_scale = 1.0 thickness = 2 # Calculate label background size (text_width, text_height), baseline = cv2.getTextSize(f'{label} {confidence:.2f}', cv2.FONT_HERSHEY_SIMPLEX, font_scale, thickness) cv2.rectangle(image_with_boxes, (xmin, ymin - text_height - baseline), (xmin + text_width, ymin), (0, 0, 0), cv2.FILLED) # Put the label text with black background cv2.putText(image_with_boxes, f'{label} {confidence:.2f}', (xmin, ymin - 10), cv2.FONT_HERSHEY_SIMPLEX, font_scale, (255, 255, 255), thickness) raw_predictions.append(f"Label: {label}, Confidence: {confidence:.2f}, Circle Center: [{center_x}, {center_y}], Radius: {radius}") raw_predictions_str = "\n".join(raw_predictions) # Convert to PIL image for further processing pil_image_with_boxes = Image.fromarray(image_with_boxes) # Add text and watermark pil_image_with_boxes = add_text_and_watermark(pil_image_with_boxes, name, age, medical_record, sex, label) # Save images to directories image_name = f"{name}-{age}-{sex}-{medical_record}.png" input_image.save(uploaded_folder / image_name) pil_image_with_boxes.save(predicted_folder / image_name) # Convert the predicted image to base64 for embedding in the XLSX file buffered = BytesIO() pil_image_with_boxes.save(buffered, format="PNG") predicted_image_base64 = base64.b64encode(buffered.getvalue()).decode() # Append the prediction to the XLSX database append_patient_info_to_xlsx(name, age, medical_record, sex, label, image_name) return pil_image_with_boxes, raw_predictions_str def add_watermark(image): try: logo = Image.open('image-logo.png').convert("RGBA") image = image.convert("RGBA") basewidth = 100 wpercent = (basewidth / float(logo.size[0])) hsize = int((float(wpercent) * logo.size[1])) logo = logo.resize((basewidth, hsize), Image.LANCZOS) position = (image.width - logo.width - 10, image.height - logo.height - 10) transparent = Image.new('RGBA', (image.width, image.height), (0, 0, 0, 0)) transparent.paste(image, (0, 0)) transparent.paste(logo, position, mask=logo) return transparent.convert("RGB") except Exception as e: print(f"Error adding watermark: {e}") return image def add_text_and_watermark(image, name, age, medical_record, sex, label): draw = ImageDraw.Draw(image) font_size = 24 try: font = ImageFont.truetype("font.ttf", size=font_size) except IOError: font = ImageFont.load_default() print("Error: cannot open resource, using default font.") text = f"Name: {name}, Age: {age}, Medical Record: {medical_record}, Sex: {sex}, Result: {label}" text_bbox = draw.textbbox((0, 0), text, font=font) text_width, text_height = text_bbox[2] - text_bbox[0], text_bbox[3] - text_bbox[1] text_x = 20 text_y = 40 padding = 10 draw.rectangle([text_x - padding, text_y - padding, text_x + text_width + padding, text_y + text_height + padding], fill="black") draw.text((text_x, text_y), text, fill=(255, 255, 255, 255), font=font) image_with_watermark = add_watermark(image) return image_with_watermark def append_patient_info_to_xlsx(name, age, medical_record, sex, result, image_path): if not xlsx_db_file.exists(): workbook = Workbook() sheet = workbook.active sheet.title = "Predictions" sheet.append(["Name", "Age", "Medical Record", "Sex", "Result", "Image Path"]) workbook.save(xlsx_db_file) workbook = load_workbook(xlsx_db_file) sheet = workbook.active sheet.append([name, age, medical_record, sex, result, str(image_path)]) workbook.save(xlsx_db_file) return str(xlsx_db_file) def download_folder(folder): zip_path = os.path.join(tempfile.gettempdir(), f"{folder}.zip") shutil.make_archive(zip_path.replace('.zip', ''), 'zip', folder) return zip_path def interface(name, age, medical_record, sex, input_image): if input_image is None: return None, "Please upload an image.", None output_image, raw_result = predict_image(input_image, name, age, medical_record, sex) return output_image, raw_result, str(xlsx_db_file) def download_predicted_folder(): return download_folder(predicted_folder) def download_uploaded_folder(): return download_folder(uploaded_folder) with gr.Blocks() as demo: with gr.Column(): gr.Markdown("# Cataract Detection System") gr.Markdown("Upload an image to detect cataract and add patient details.") gr.Markdown("This application uses YOLOv8 with mAP=0.981") with gr.Column(): name = gr.Textbox(label="Name") age = gr.Number(label="Age") medical_record = gr.Number(label="Medical Record") sex = gr.Radio(["Male", "Female"], label="Sex") input_image = gr.Image(type="pil", label="Upload an Image", image_mode="RGB") with gr.Column(): submit_btn = gr.Button("Submit") output_image = gr.Image(type="pil", label="Predicted Image") raw_result = gr.Textbox(label="Raw Result", interactive=False) submit_btn.click(fn=interface, inputs=[name, age, medical_record, sex, input_image], outputs=[output_image, raw_result]) with gr.Row(): download_uploaded_btn = gr.Button("Download Uploaded Folder") download_predicted_btn = gr.Button("Download Predicted Folder") download_uploaded_btn.click(fn=download_uploaded_folder, inputs=[], outputs=gr.File()) download_predicted_btn.click(fn=download_predicted_folder, inputs=[], outputs=gr.File()) demo.launch()