app.py

import gradio as gr
import matplotlib.pyplot as plt
import numpy as np
from scipy.io import wavfile

def create_spectrogram(audio_data, sample_rate):
    # Crea lo spettrogramma
    plt.specgram(audio_data, Fs=sample_rate)

    # Salva lo spettrogramma in un file PNG
    plt.savefig('spectrogram.png')

    # Ritorna il file PNG dello spettrogramma
    return 'spectrogram.png'

# Crea l'interfaccia Gradio
iface = gr.Interface(fn=create_spectrogram, inputs=gr.Audio(), outputs="image")
iface.launch()