Update app.py

app.py

@@ -1,5 +1,6 @@
 import os
 import time
+import shutil
 from pydub import AudioSegment
 from openai import OpenAI
 import gradio as gr
@@ -82,12 +83,12 @@ def split_audio_if_needed(path):
     return files
 
 def transcribe_core(path, model):
-    # 處理 iPhone LINE 語音（mp4 audio-only）
+    # ✅ 處理 iPhone LINE 語音（mp4 audio-only，不轉檔，只改副檔名）
     if path.lower().endswith(".mp4"):
-        audio = AudioSegment.from_file(path, format="mp4")
-        tmp_path = path.replace(".mp4", ".wav")
-        audio.export(tmp_path, format="wav")
-        path = tmp_path
+        fixed_path = path[:-4] + ".m4a"
+        shutil.copy(path, fixed_path)  # 複製一份改名，不耗資源
+        path = fixed_path
+        print("🔧 已自動修正 mp4 → m4a")
 
     chunks = split_audio_if_needed(path)
     txts = []
@@ -104,14 +105,11 @@ def transcribe_core(path, model):
     summ = res.choices[0].message.content.strip()
     return full, summ
 
-
 # ========================
 # 💬 主流程
 # ========================
 def transcribe_with_password(session_id, password, file, model_choice):
-    # 修正注音輸入造成的隱藏字元錯誤
     password = password.strip().replace(" ", "").replace("\u200b", "")
-    
     locked_flag, msg = check_lock(session_id)
     if locked_flag:
         return msg, "", ""
@@ -124,7 +122,6 @@ def transcribe_with_password(session_id, password, file, model_choice):
     full, summ = transcribe_core(file, model_choice)
     return "✅ 轉錄完成", full, summ
 
-
 def ask_about_transcript(full_text, q):
     if not full_text.strip():
         return "⚠️ 尚未有轉錄內容"
@@ -156,8 +153,7 @@ with gr.Blocks(theme=gr.themes.Soft()) as demo:
             label="選擇模型"
         )
 
-
-    audio_input = gr.Audio(type="filepath", label="上傳音訊 (.m4a, .aac, .wav)")
+    audio_input = gr.Audio(type="filepath", label="上傳音訊 (.m4a, .aac, .wav, .mp4)")
     transcribe_btn = gr.Button("開始轉錄與摘要 🚀")
     status_box = gr.Textbox(label="狀態", interactive=False)
     transcript_box = gr.Textbox(label="完整轉錄文字", lines=10)
@@ -183,7 +179,7 @@ with gr.Blocks(theme=gr.themes.Soft()) as demo:
     )
     ask_btn.click(ask_about_transcript, [transcript_box, user_q], [ai_reply])
 
-    # ✅ 正確的 JS copy 寫法 (gradio 5.x)
+    # ✅ 正確的 JS 複製寫法 (Gradio 5.x)
     copy_js = """
     async (text) => {
         try {
@@ -194,7 +190,6 @@ with gr.Blocks(theme=gr.themes.Soft()) as demo:
         }
     }
     """
-
     copy_transcript.click(fn=None, inputs=transcript_box, outputs=None, js=copy_js)
     copy_summary.click(fn=None, inputs=summary_box, outputs=None, js=copy_js)
     copy_reply.click(fn=None, inputs=ai_reply, outputs=None, js=copy_js)