Create video_processor.py

video_processor.py

@@ -0,0 +1,20 @@
+# video_processor.py
+from moviepy.editor import VideoFileClip
+import os
+
+def extract_audio(video_path, output_audio_path):
+    """從影片中提取音軌並轉為 wav 格式"""
+    try:
+        # 載入影片
+        video = VideoFileClip(video_path)
+        # 提取音軌
+        audio = video.audio
+        # 寫出音檔 (設定為 16000Hz 以利 ASR 辨識)
+        audio.write_audiofile(output_audio_path, fps=16000, nbytes=2, codec='pcm_s16le')
+        # 關閉資源釋放記憶體
+        video.close()
+        audio.close()
+        return True
+    except Exception as e:
+        print(f"影片音軌提取失敗: {e}")
+        return False