Create app.py
Browse files
app.py
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import gradio as gr
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from fastai.vision.all import *
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import numpy as np
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# --- 1. Definimos la clase personalizada (Obligatorio para cargar el modelo) ---
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# Tiene que llamarse IGUAL que en tu notebook
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class TargetMaskConvertTransform(ItemTransform):
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def __init__(self):
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pass
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def encodes(self, x):
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return x # En inferencia no necesitamos hacer nada con la m谩scara
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# --- 2. Funciones auxiliares para cargar el modelo ---
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# Si usaste alguna funci贸n externa para get_y, def铆nela como 'pass' o lambda
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def get_y_fn(x): return x
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def ParentSplitter(x): return x
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# --- 3. Cargar el modelo ---
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learn = load_learner('model.pkl')
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# --- 4. Definir la funci贸n de predicci贸n ---
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def predict(img):
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# FastAI predice y devuelve: (pred_mask, pred_idx, probabilities)
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pred_mask, _, _ = learn.predict(img)
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# Convertimos a numpy para colorear
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mask_data = np.array(pred_mask, dtype=np.uint8)
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# --- Coloreado manual (Igual que hicimos en el notebook) ---
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# Creamos una imagen RGB vac铆a
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h, w = mask_data.shape
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color_mask = np.zeros((h, w, 3), dtype=np.uint8)
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# Aplicamos la paleta de colores
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# 0:Fondo(Negro), 1:Hojas(Verde), 2:Madera(Marr贸n), 3:Poste(Gris), 4:Uvas(Morado)
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color_mask[mask_data == 1] = [0, 255, 0] # Verde
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color_mask[mask_data == 2] = [139, 69, 19] # Marr贸n
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color_mask[mask_data == 3] = [192, 192, 192] # Gris
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color_mask[mask_data == 4] = [128, 0, 128] # Morado
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# Retornamos la imagen coloreada
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return color_mask
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# --- 5. Interfaz Gradio ---
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title = "Segmentaci贸n de Racimos de Uva 馃崌"
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description = "Sube una foto de un vi帽edo y el modelo detectar谩: Uvas (Morado), Hojas (Verde), Madera (Marr贸n) y Postes (Gris)."
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examples = [] # Puedes subir fotos de ejemplo si quieres
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iface = gr.Interface(
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fn=predict,
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inputs=gr.Image(type="pil"),
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outputs=gr.Image(type="numpy"),
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title=title,
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description=description
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)
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iface.launch()
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