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| import gradio as gr | |
| import torch | |
| from PIL import Image | |
| import numpy as np | |
| from transformers import SegformerForSemanticSegmentation, AutoFeatureExtractor | |
| import cv2 | |
| import json | |
| import random | |
| # Load models | |
| part_seg_model = SegformerForSemanticSegmentation.from_pretrained("Mohaddz/huggingCars") | |
| damage_seg_model = SegformerForSemanticSegmentation.from_pretrained("Mohaddz/DamageSeg") | |
| feature_extractor = AutoFeatureExtractor.from_pretrained("Mohaddz/huggingCars") | |
| # Load parts list | |
| with open('cars117.json', 'r', encoding='utf-8') as f: | |
| data = json.load(f) | |
| all_parts = sorted(list(set(part for entry in data.values() for part in entry.get('replaced_parts', [])))) | |
| def process_image(image): | |
| # Convert to RGB if it's not | |
| if image.mode != 'RGB': | |
| image = image.convert('RGB') | |
| # Prepare input for the model | |
| inputs = feature_extractor(images=image, return_tensors="pt") | |
| # Get damage segmentation | |
| with torch.no_grad(): | |
| damage_output = damage_seg_model(**inputs).logits | |
| damage_features = damage_output.squeeze().detach().numpy() | |
| # Create damage segmentation heatmap | |
| damage_heatmap = create_heatmap(damage_features) | |
| damage_heatmap_resized = cv2.resize(damage_heatmap, (image.size[0], image.size[1])) | |
| # Create annotated damage image | |
| image_array = np.array(image) | |
| damage_mask = np.argmax(damage_features, axis=0) | |
| damage_mask_resized = cv2.resize(damage_mask, (image.size[0], image.size[1]), interpolation=cv2.INTER_NEAREST) | |
| overlay = np.zeros_like(image_array) | |
| overlay[damage_mask_resized > 0] = [255, 0, 0] # Red color for damage | |
| annotated_image = cv2.addWeighted(image_array, 1, overlay, 0.5, 0) | |
| # Process for part prediction and heatmap | |
| with torch.no_grad(): | |
| part_output = part_seg_model(**inputs).logits | |
| part_features = part_output.squeeze().detach().numpy() | |
| part_heatmap = create_heatmap(part_features) | |
| part_heatmap_resized = cv2.resize(part_heatmap, (image.size[0], image.size[1])) | |
| # Simulate part prediction (for demonstration purposes) | |
| num_predictions = random.randint(3, 5) | |
| predicted_parts = [(part, random.random()) for part in random.sample(all_parts, num_predictions)] | |
| predicted_parts.sort(key=lambda x: x[1], reverse=True) | |
| return (Image.fromarray(annotated_image), | |
| Image.fromarray(damage_heatmap_resized), | |
| Image.fromarray(part_heatmap_resized), | |
| "\n".join([f"{part}: {prob:.2f}" for part, prob in predicted_parts])) | |
| def create_heatmap(features): | |
| heatmap = np.sum(features, axis=0) | |
| heatmap = (heatmap - heatmap.min()) / (heatmap.max() - heatmap.min()) | |
| heatmap = np.uint8(255 * heatmap) | |
| return cv2.applyColorMap(heatmap, cv2.COLORMAP_JET) | |
| iface = gr.Interface( | |
| fn=process_image, | |
| inputs=gr.Image(type="pil"), | |
| outputs=[ | |
| gr.Image(type="pil", label="Annotated Damage"), | |
| gr.Image(type="pil", label="Damage Heatmap"), | |
| gr.Image(type="pil", label="Part Segmentation Heatmap"), | |
| gr.Textbox(label="Predicted Parts to Replace (Simulated)") | |
| ], | |
| title="Car Damage Assessment (Demo Version)", | |
| description="Upload an image of a damaged car to get a simulated assessment. Note: Part predictions are randomly generated for demonstration purposes." | |
| ) | |
| iface.launch() |