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app.py
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import io
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import gradio as gr
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import matplotlib.pyplot as plt
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import requests, validators
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from sqlalchemy import true
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import torch
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import pathlib
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from PIL import Image
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import os
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from detecto import core, utils, visualize
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from detecto.core import Model as DetectoModel
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title = """<h1 id="title">AEYE INSPECTOR</h1>"""
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css = '''
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h1#title {
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text-align: center;
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}
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'''
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COLORS = [
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[0.000, 0.447, 0.741],
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[0.850, 0.325, 0.098],
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[0.929, 0.694, 0.125],
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[0.494, 0.184, 0.556],
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[0.466, 0.674, 0.188],
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[0.301, 0.745, 0.933]
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]
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models = ["Detecto (Faster-RCNN)","YOLOv100"]
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urls = [#'http://fbbbb.ddns.net:4080/static/images/ai_img(1).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(2).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(3).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(4).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(5).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(6).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(7).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(8).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(9).jpg',
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#'http://fbbbb.ddns.net:4080/static/images/ai_img(10).jpg'
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]
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def detect_objects(model_name,url_input,image_input,threshold):
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if validators.url(url_input):
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image = Image.open(requests.get(url_input, stream=True).raw)
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elif image_input:
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image = image_input
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if 'Detecto' in model_name:
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model = DetectoModel(['heltmet_safe','face_mask','safety_vest','safety_belts','safety_shoes'])
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model.load('ai_30ep.pth',['heltmet_safe','face_mask','safety_vest','safety_belts','safety_shoes'])
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print("OK")
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labels, boxes, scores = model.predict(image)
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viz_img = visualize_prediction(image, labels, boxes, scores, threshold)
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print(labels)
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#print(boxes)
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print(scores)
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return viz_img
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def visualize_prediction(pil_img, labels, boxes, scores, threshold=0.7):
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keeps = scores > threshold
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print(keeps)
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boxess = boxes[keeps].tolist()
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print(boxess)
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#labelss = labels[keep]
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#print(labelss)
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plt.figure(figsize=(16, 10))
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plt.imshow(pil_img)
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ax = plt.gca()
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colors = COLORS * 100
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for idx, keep in enumerate(keeps):
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if keep:
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(xmin, ymin, xmax, ymax) = zip(boxess[idx])
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print(xmin[0])
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print(ymin[0])
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ax.add_patch(plt.Rectangle((xmin[0], ymin[0]), xmax[0] - xmin[0], ymax[0] - ymin[0], fill=False, color=colors[idx], linewidth=3))
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ax.text(xmin[0], ymin[0], f'{labels[idx]}: {scores[idx]:0.2f}', fontsize=15, bbox=dict(facecolor="yellow", alpha=0.5))
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plt.axis("off")
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return fig2img(plt.gcf())
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def set_example_image(example: list) -> dict:
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return gr.Image.update(value=example[0])
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def set_example_url(example: list) -> dict:
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return gr.Textbox.update(value=example[0])
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def fig2img(fig):
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buf = io.BytesIO()
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fig.savefig(buf)
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buf.seek(0)
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img = Image.open(buf)
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return img
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app = gr.Blocks(css=css)
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with app:
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gr.Markdown(title)
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options = gr.Dropdown(choices=models,label='Select Object Detection Model',show_label=True)
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slider_input = gr.Slider(minimum=0.2,maximum=1,value=0.7,label='Prediction Threshold')
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with gr.Tabs():
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with gr.TabItem('Image URL'):
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with gr.Row():
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url_input = gr.Textbox(lines=2,label='Enter valid image URL here..')
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img_output_from_url = gr.Image(shape=(650,650))
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with gr.Row():
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example_url = gr.Dataset(components=[url_input],samples=[[str(url)] for url in urls])
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url_but = gr.Button('Detect')
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with gr.TabItem('Image Upload'):
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with gr.Row():
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img_input = gr.Image(type='pil')
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img_output_from_upload= gr.Image(shape=(650,650))
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with gr.Row():
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example_images = gr.Dataset(components=[img_input],
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samples=[[path.as_posix()]
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for path in sorted(pathlib.Path('images').rglob('*.JPG'))])
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img_but = gr.Button('Detect')
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url_but.click(detect_objects,inputs=[options,url_input,img_input,slider_input],outputs=img_output_from_url,queue=True)
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img_but.click(detect_objects,inputs=[options,url_input,img_input,slider_input],outputs=img_output_from_upload,queue=True)
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example_images.click(fn=set_example_image,inputs=[example_images],outputs=[img_input])
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example_url.click(fn=set_example_url,inputs=[example_url],outputs=[url_input])
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app.launch(enable_queue=True, server_name='0.0.0.0', show_error=True)
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