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Update app.py
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app.py
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@@ -5,6 +5,7 @@ from tensorflow import keras
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import torch
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from huggingface_hub import hf_hub_download
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from speechbrain.inference.TTS import Tacotron2
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# Cargar modelo Tacotron2
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tacotron2 = Tacotron2.from_hparams(
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@@ -13,15 +14,51 @@ tacotron2 = Tacotron2.from_hparams(
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run_opts={"device": "cpu"}
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)
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#
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# Función para convertir texto a audio
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def text_to_audio(text):
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# Crear un array vacío por defecto en caso de error
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default_audio = np.zeros(8000, dtype=np.float32)
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sample_rate = 8000 # Ajusta según la configuración de tu modelo
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@@ -30,6 +67,16 @@ def text_to_audio(text):
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return (sample_rate, default_audio)
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try:
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# Convertir texto a mel-spectrograma con Tacotron2
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mel_output, _, _ = tacotron2.encode_text(text)
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mel = mel_output.detach().cpu().numpy().astype(np.float32)
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@@ -91,16 +138,45 @@ def text_to_audio(text):
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return (sample_rate, default_audio)
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# Crear interfaz en Gradio
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# Lanzar aplicación
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if __name__ == "__main__":
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import torch
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from huggingface_hub import hf_hub_download
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from speechbrain.inference.TTS import Tacotron2
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import os
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# Cargar modelo Tacotron2
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tacotron2 = Tacotron2.from_hparams(
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run_opts={"device": "cpu"}
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)
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# Diccionario para almacenar los modelos cargados
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loaded_models = {}
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# Modelos disponibles - define aquí las épocas que quieres incluir
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available_models = {
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"Época 100": "generator_epoch_100.keras",
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"Época 1000": "generator_epoch_250.keras",
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"Época 4200": "generator_epoch_500.keras",
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"Época 4700": "generator_epoch_750.keras",
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"Época 7700": "generator_epoch_1000.keras"
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}
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# Función para cargar un modelo específico
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def load_generator_model(model_name):
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if model_name in loaded_models:
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return loaded_models[model_name]
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try:
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model_path = hf_hub_download(
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repo_id="Bmo411/WGAN",
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filename=model_name
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)
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model = keras.models.load_model(model_path, compile=False)
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loaded_models[model_name] = model
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print(f"Modelo {model_name} cargado correctamente")
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return model
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except Exception as e:
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print(f"Error al cargar el modelo {model_name}: {e}")
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# Si falla la carga, intentamos usar el modelo de la época 1000 como fallback
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try:
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fallback_model = "generator_epoch_1000.keras"
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model_path = hf_hub_download(
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repo_id="Bmo411/WGAN",
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filename=fallback_model
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)
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model = keras.models.load_model(model_path, compile=False)
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loaded_models[model_name] = model # Guardamos con el nombre original para evitar recargar
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print(f"Usando modelo fallback {fallback_model}")
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return model
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except:
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print("Error crítico al cargar modelos. No hay modelos disponibles.")
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return None
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# Función para convertir texto a audio
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def text_to_audio(text, model_epoch):
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# Crear un array vacío por defecto en caso de error
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default_audio = np.zeros(8000, dtype=np.float32)
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sample_rate = 8000 # Ajusta según la configuración de tu modelo
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return (sample_rate, default_audio)
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try:
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# Obtener el nombre del archivo del modelo seleccionado
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model_filename = available_models[model_epoch]
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# Cargar el modelo generador correspondiente
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generator = load_generator_model(model_filename)
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if generator is None:
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print("No se pudo cargar el generador")
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return (sample_rate, default_audio)
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# Convertir texto a mel-spectrograma con Tacotron2
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mel_output, _, _ = tacotron2.encode_text(text)
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mel = mel_output.detach().cpu().numpy().astype(np.float32)
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return (sample_rate, default_audio)
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# Crear interfaz en Gradio
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with gr.Blocks(title="Demo de TTS con Tacotron2 + Generador") as interface:
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gr.Markdown("# Demo de TTS con Tacotron2 + Generador")
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gr.Markdown("Convierte texto en audio usando Tacotron2 + modelo Generator entrenado en diferentes épocas.")
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with gr.Row():
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with gr.Column(scale=3):
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text_input = gr.Textbox(lines=2, placeholder="Escribe nine-", label="Texto a convertir")
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with gr.Column(scale=1):
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model_selection = gr.Dropdown(
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choices=list(available_models.keys()),
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value="Época 1000",
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label="Selecciona la época del modelo"
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)
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generate_btn = gr.Button("Generar Audio", variant="primary")
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audio_output = gr.Audio(label="Audio generado")
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# Configurar ejemplos
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examples = gr.Examples(
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examples=[
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["nine", "Época 100"],
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["nine", "Época 1000"],
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["nine", "Época 4200"]
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],
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inputs=[text_input, model_selection],
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outputs=audio_output
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)
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# Conectar botón a la función
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generate_btn.click(fn=text_to_audio, inputs=[text_input, model_selection], outputs=audio_output)
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# También permitir enviar con Enter desde el cuadro de texto
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text_input.submit(fn=text_to_audio, inputs=[text_input, model_selection], outputs=audio_output)
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# Lanzar aplicación
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if __name__ == "__main__":
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# Precargamos el modelo de la época 1000 para tenerlo disponible inmediatamente
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load_generator_model(available_models["Época 1000"])
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# Lanzamos la interfaz
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interface.launch(debug=True)
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