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Update app.py
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app.py
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import
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import gradio as gr
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import
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import numpy as np
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# Chemin vers le modèle
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MODEL_PATH = 'ColorizeVideo_gen.pth'
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#
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class YourModelArchitecture(torch.nn.Module):
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def __init__(self):
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super(YourModelArchitecture, self).__init__()
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#
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def forward(self, x):
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#
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return x #
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#
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def load_model(model_path):
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checkpoint = torch.load(model_path, map_location=torch.device('cpu')) #
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model = YourModelArchitecture() #
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#
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model.load_state_dict(checkpoint['model'])
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model.eval() #
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return model
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#
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def preprocess_frame(frame):
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# Redimensionner et normaliser
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frame = cv2.resize(frame, (224, 224)) # Ajustez la taille si nécessaire
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frame = frame / 255.0 # Normaliser
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input_tensor = torch.from_numpy(frame.astype(np.float32)).permute(2, 0, 1) # Convertir en format Tensor
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return input_tensor.unsqueeze(0) # Ajouter une dimension de lot
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# Traitement de la vidéo
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def process_video(model, video_path):
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cap = cv2.VideoCapture(video_path)
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fourcc = cv2.VideoWriter_fourcc(*'mp4v')
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output_path = "output_video.mp4"
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out = cv2.VideoWriter(output_path, fourcc, 30.0, (int(cap.get(3)), int(cap.get(4))))
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while cap.isOpened():
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ret, frame = cap.read()
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if not ret:
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break
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# Prétraiter le cadre
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input_tensor = preprocess_frame(frame)
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# Faire des prédictions
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with torch.no_grad():
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predictions = model(input_tensor)
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# Traiter les prédictions et convertir en image
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output_frame = (predictions.squeeze().permute(1, 2, 0).numpy() * 255).astype(np.uint8)
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# Écrire le cadre traité dans la sortie
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out.write(output_frame)
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cap.release()
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out.release()
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return output_path
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# Interface Gradio
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def colorize_video(video):
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model = load_model(MODEL_PATH)
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return
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#
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import os
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import gradio as gr
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import torch
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# Define your model architecture
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class YourModelArchitecture(torch.nn.Module):
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def __init__(self):
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super(YourModelArchitecture, self).__init__()
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# Initialize your model layers here
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# Example: self.conv1 = torch.nn.Conv2d(in_channels, out_channels, kernel_size)
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def forward(self, x):
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# Define forward pass here
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return x # Change this to return the output of your model
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# Load model function
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def load_model(model_path):
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checkpoint = torch.load(model_path, map_location=torch.device('cpu')) # Load checkpoint
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model = YourModelArchitecture() # Initialize your model architecture
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# Load only model weights from checkpoint, ignoring unexpected keys
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model.load_state_dict(checkpoint['model'], strict=False) # Use strict=False
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model.eval() # Set model to evaluation mode
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return model
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# Colorize video function
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def colorize_video(video):
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model = load_model(MODEL_PATH) # Load the model
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# Add your video processing logic here
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return "Processed video output" # Replace with actual output
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# Gradio interface setup
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def create_interface():
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interface = gr.Interface(
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fn=colorize_video,
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inputs=gr.Video(label="Upload Video"),
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outputs=gr.Video(label="Colorized Video"),
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title="Video Colorizer",
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description="Upload a video to colorize it using a trained model.",
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)
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return interface
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if __name__ == "__main__":
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MODEL_PATH = "path/to/your/model.pth" # Define your model path
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interface = create_interface()
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interface.launch()
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