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Create app.py
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app.py
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# app.py
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from transformers import pipeline
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import gradio as gr
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from PIL import Image, ImageDraw, ImageFont
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import random
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# Load the YOLO-based object detection pipeline
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detector = pipeline("object-detection", model="hustvl/yolos-tiny")
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# Generate a random color for each label
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label_colors = {}
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def get_color(label):
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if label not in label_colors:
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label_colors[label] = (
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random.randint(0, 255),
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random.randint(0, 255),
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random.randint(0, 255)
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)
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return label_colors[label]
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# Detection function
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def detect_objects(img):
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results = detector(img)
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draw = ImageDraw.Draw(img)
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font = ImageFont.load_default()
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for obj in results:
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label = obj["label"]
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score = obj["score"]
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box = obj["box"]
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color = get_color(label)
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# Draw bounding box
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draw.rectangle(
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[box["xmin"], box["ymin"], box["xmax"], box["ymax"]],
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outline=color,
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width=3
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)
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# Prepare label with confidence
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label_text = f"{label} ({score:.2f})"
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text_bbox = draw.textbbox((box["xmin"], box["ymin"]), label_text, font=font)
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text_background = [text_bbox[0], text_bbox[1], text_bbox[2], text_bbox[3]]
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# Draw background for text
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draw.rectangle(text_background, fill=color)
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draw.text((text_bbox[0], text_bbox[1]), label_text, fill="black", font=font)
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return img
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# Gradio interface
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interface = gr.Interface(
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fn=detect_objects,
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inputs=gr.Image(type="pil"),
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outputs=gr.Image(type="pil"),
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title="YOLO Object Detection with Color-coded Labels",
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description="Upload an image. Detected objects are shown with bounding boxes and color-coded labels using YOLOS-Tiny."
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)
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if __name__ == "__main__":
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interface.launch()
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