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Update app.py
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app.py
CHANGED
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@@ -2,6 +2,7 @@ import os
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import shutil
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import zipfile
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import torch
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import pandas as pd
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from pathlib import Path
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import gradio as gr
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@@ -27,173 +28,115 @@ TEMP_DIR = "./temp_audio"
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os.makedirs(TEMP_DIR, exist_ok=True)
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def init_metadata_state():
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return pd.DataFrame(columns=["Texte", "Début (s)", "Fin (s)", "ID"])
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# -------------------------------------------------
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# 2. Transcription de l'audio avec Whisper
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# -------------------------------------------------
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def transcribe_audio(audio_path):
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"""Effectue la transcription de l'audio et génère les timestamps."""
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if not audio_path:
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print("[LOG] Aucun fichier audio fourni.")
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return "Aucun fichier audio fourni", None, ""
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print(f"[LOG] Début de la transcription de {audio_path}...")
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result = pipe(audio_path, return_timestamps="word")
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words = result.get("chunks", [])
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if not words:
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print("[LOG ERROR] Aucun timestamp détecté.")
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return "Erreur : Aucun timestamp détecté.", None, ""
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raw_transcription = " ".join([w["text"] for w in words])
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word_timestamps = [(w["text"], w["timestamp"][0]) for w in words]
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[f"{w[0]}[{w[1]:.2f}]" for w in word_timestamps]
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)
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print(f"[LOG] Transcription brute : {raw_transcription}")
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return raw_transcription, word_timestamps, transcription_with_timestamps
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# -------------------------------------------------
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# 3.
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# -------------------------------------------------
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def
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"""Ajoute dynamiquement des lignes au tableau en suivant le format structuré."""
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if new_rows is None:
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new_rows = []
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formatted_rows = []
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# Gestion flexible des entrées (dictionnaires, listes, tuples, DataFrame)
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if isinstance(new_rows, list):
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for row in new_rows:
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if isinstance(row, dict):
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texte = row.get("Texte", "")
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debut = row.get("Début (s)", None)
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fin = row.get("Fin (s)", None)
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elif isinstance(row, (list, tuple)) and len(row) >= 3:
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texte, debut, fin = row[:3]
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else:
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continue
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formatted_rows.append([texte, debut, fin, ""])
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elif isinstance(new_rows, pd.DataFrame):
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for _, row in new_rows.iterrows():
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formatted_rows.append([row.get("Texte", ""), row.get("Début (s)", None), row.get("Fin (s)", None), ""])
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# Conversion en DataFrame et fusion avec l'état actuel
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if formatted_rows:
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new_data = pd.DataFrame(formatted_rows, columns=["Texte", "Début (s)", "Fin (s)", "ID"])
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metadata_state = pd.concat([metadata_state, new_data], ignore_index=True)
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print(f"[LOG] {len(new_rows)} nouvelles lignes ajoutées.")
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return metadata_state
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def save_segments(metadata_table):
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"""Sauvegarde les modifications apportées par l'utilisateur."""
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metadata_state = pd.DataFrame(metadata_table, columns=["Texte", "Début (s)", "Fin (s)", "ID"])
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print("[LOG] Enregistrement des segments définis par l'utilisateur...")
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try:
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except ValueError as e:
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print(f"[LOG ERROR] Erreur de conversion des timestamps : {e}")
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# -------------------------------------------------
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# 4. Validation et découpage des extraits audio
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# -------------------------------------------------
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def validate_segments(audio_path, metadata_state):
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"""Découpe les extraits audio en fonction des segments définis."""
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print("[LOG] Début de la validation des segments...")
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if not audio_path or metadata_state.empty:
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print("[LOG ERROR] Aucun segment valide trouvé !")
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return metadata_state
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if os.path.exists(TEMP_DIR):
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shutil.rmtree(TEMP_DIR)
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os.makedirs(TEMP_DIR, exist_ok=True)
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original_audio = AudioSegment.from_file(audio_path)
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for index, row in metadata_state.iterrows():
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if row["Début (s)"] is None or row["Fin (s)"] is None:
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print(f"[LOG ERROR] Timestamp manquant pour : {row['Texte']}")
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continue
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start_ms = int(float(row["Début (s)"]) * 1000)
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end_ms = int(float(row["Fin (s)"]) * 1000)
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if start_ms < 0 or end_ms <= start_ms:
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print(f"[LOG ERROR] Problème de découpage : {row['Texte']} | {row['Début (s)']}s - {row['Fin (s)']}s")
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continue
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segment_filename = f"{Path(audio_path).stem}_{row['ID']}.wav"
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segment_path = os.path.join(TEMP_DIR, segment_filename)
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extract = original_audio[start_ms:end_ms]
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extract.export(segment_path, format="wav")
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metadata_state.at[index, "audio_file"] = segment_filename
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print(f"[LOG] Extrait généré : {segment_filename}")
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return metadata_state
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# -------------------------------------------------
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#
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# -------------------------------------------------
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def generate_zip(metadata_state):
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print("[LOG ERROR] Aucun segment valide trouvé pour la génération du ZIP.")
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return None
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zip_path = os.path.join(TEMP_DIR, "dataset.zip")
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if os.path.exists(zip_path):
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os.remove(zip_path)
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metadata_csv_path = os.path.join(TEMP_DIR, "metadata.csv")
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metadata_state.to_csv(metadata_csv_path, sep="|", index=False)
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with zipfile.ZipFile(zip_path, "w", zipfile.ZIP_DEFLATED) as zf:
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zf.write(metadata_csv_path, "metadata.csv")
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print("[LOG] Fichier ZIP généré avec succès.")
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return zip_path
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# -------------------------------------------------
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#
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# -------------------------------------------------
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with gr.Blocks() as demo:
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gr.Markdown("# Application de Découpe Audio")
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metadata_state = gr.State(init_metadata_state())
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audio_input = gr.Audio(type="filepath", label="Fichier audio")
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save_button = gr.Button("Enregistrer")
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validate_button = gr.Button("Valider")
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generate_button = gr.Button("Générer ZIP")
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save_button.click(save_segments, inputs=table, outputs=metadata_state)
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demo.queue().launch()
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import shutil
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import zipfile
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import torch
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import numpy as np
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import pandas as pd
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from pathlib import Path
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import gradio as gr
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os.makedirs(TEMP_DIR, exist_ok=True)
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def init_metadata_state():
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return []
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# -------------------------------------------------
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# 2. Transcription de l'audio avec Whisper
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# -------------------------------------------------
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def transcribe_audio(audio_path):
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if not audio_path:
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print("[LOG] Aucun fichier audio fourni.")
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return "Aucun fichier audio fourni", None, [], ""
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print(f"[LOG] Début de la transcription de {audio_path}...")
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result = pipe(audio_path, return_timestamps="word")
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words = result.get("chunks", [])
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if not words:
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print("[LOG ERROR] Erreur : Aucun timestamp détecté.")
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return "Erreur : Aucun timestamp détecté.", None, [], ""
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raw_transcription = " ".join([w["text"] for w in words])
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word_timestamps = [(w["text"], w["timestamp"][0]) for w in words]
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transcription_with_timestamps = " ".join([f"{w[0]}[{w[1]:.2f}]" for w in word_timestamps])
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print(f"[LOG] Transcription brute : {raw_transcription}")
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return raw_transcription, word_timestamps, transcription_with_timestamps, audio_path
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# -------------------------------------------------
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# 3. Enregistrement des segments définis par l'utilisateur
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# -------------------------------------------------
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def save_segments(table_data):
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print("[LOG] Enregistrement des segments définis par l'utilisateur...")
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formatted_data = []
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for i, row in table_data.iterrows():
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text, start_time, end_time = row["Texte"], row["Début (s)"], row["Fin (s)"]
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segment_id = f"seg_{i+1:02d}"
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try:
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start_time = str(start_time).replace(",", ".")
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end_time = str(end_time).replace(",", ".")
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if not start_time.replace(".", "").isdigit() or not end_time.replace(".", "").isdigit():
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raise ValueError("Valeurs de timestamps invalides")
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start_time = float(start_time)
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end_time = float(end_time)
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if start_time < 0 or end_time <= start_time:
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raise ValueError("Valeurs incohérentes")
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formatted_data.append([text, start_time, end_time, segment_id])
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print(f"[LOG] Segment ajouté : {text} | Début: {start_time:.2f}s, Fin: {end_time:.2f}s, ID: {segment_id}")
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except ValueError as e:
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print(f"[LOG ERROR] Erreur de conversion des timestamps : {e}")
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return pd.DataFrame(), "Erreur : Vérifiez que les valeurs sont bien des nombres valides."
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return pd.DataFrame(formatted_data, columns=["Texte", "Début (s)", "Fin (s)", "ID"]), ""
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# -------------------------------------------------
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# 4. Génération du fichier ZIP
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# -------------------------------------------------
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def generate_zip(metadata_state, audio_path):
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if isinstance(metadata_state, tuple):
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metadata_state = metadata_state[0] # Extraire le DataFrame si c'est un tuple
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if metadata_state is None or metadata_state.empty:
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print("[LOG ERROR] Aucun segment valide trouvé pour la génération du ZIP.")
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return None
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zip_path = os.path.join(TEMP_DIR, "dataset.zip")
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if os.path.exists(zip_path):
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os.remove(zip_path)
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metadata_csv_path = os.path.join(TEMP_DIR, "metadata.csv")
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metadata_state.to_csv(metadata_csv_path, sep="|", index=False)
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with zipfile.ZipFile(zip_path, "w", zipfile.ZIP_DEFLATED) as zf:
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zf.write(metadata_csv_path, "metadata.csv")
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original_audio = AudioSegment.from_file(audio_path)
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for _, row in metadata_state.iterrows():
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start_ms, end_ms = int(row["Début (s)"] * 1000), int(row["Fin (s)"] * 1000)
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segment_audio = original_audio[start_ms:end_ms]
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segment_filename = f"{Path(audio_path).stem}_{row['ID']}.wav"
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segment_path = os.path.join(TEMP_DIR, segment_filename)
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segment_audio.export(segment_path, format="wav")
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zf.write(segment_path, segment_filename)
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print("[LOG] Fichier ZIP généré avec succès.")
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return zip_path
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# -------------------------------------------------
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# 5. Interface utilisateur Gradio
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# -------------------------------------------------
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with gr.Blocks() as demo:
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gr.Markdown("# Application de Découpe Audio")
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metadata_state = gr.State(init_metadata_state())
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audio_input = gr.Audio(type="filepath", label="Fichier audio")
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raw_transcription = gr.Textbox(label="Transcription", interactive=False)
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transcription_timestamps = gr.Textbox(label="Transcription avec Timestamps", interactive=False)
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table = gr.Dataframe(headers=["Texte", "Début (s)", "Fin (s)"], datatype=["str", "str", "str"], row_count=(1, "dynamic"))
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save_button = gr.Button("Enregistrer les segments")
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generate_button = gr.Button("Générer ZIP")
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zip_file = gr.File(label="Télécharger le ZIP")
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word_timestamps = gr.State()
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audio_input.change(transcribe_audio, inputs=audio_input, outputs=[raw_transcription, word_timestamps, transcription_timestamps, audio_input])
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save_button.click(save_segments, inputs=table, outputs=[metadata_state])
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generate_button.click(generate_zip, inputs=[metadata_state, audio_input], outputs=zip_file)
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demo.queue().launch()
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