Create modules/audio.py

modules/audio.py

@@ -0,0 +1,26 @@
+from pydub import AudioSegment
+import os
+import subprocess
+
+def process_audio(audio_path, bgm_path=None):
+    """
+    处理音频：混合背景音乐
+    """
+    audio = AudioSegment.from_file(audio_path)
+    
+    if bgm_path and os.path.exists(bgm_path):
+        bgm = AudioSegment.from_file(bgm_path)
+        if len(bgm) < len(audio):
+            bgm = bgm * (len(audio) // len(bgm) + 1)
+        bgm = bgm[:len(audio)] - 15  # 降低音量
+        mixed_audio = audio.overlay(bgm)
+    else:
+        mixed_audio = audio
+    
+    return mixed_audio
+
+def export_audio(audio_segment, output_path):
+    """
+    导出音频文件
+    """
+    audio_segment.export(output_path, format="wav")