Update videogenerator.py

videogenerator.py

@@ -154,25 +154,26 @@ class VideoGenerator:
             raise
         return out_path
 
-    def _merge_audio_video(self, video_path, audio_path, out_path):
-    if not FFMPEG_AVAILABLE:
-        raise RuntimeError("ffmpeg-python not available")
-
-    try:
-        video_in = ffmpeg.input(video_path)
-        audio_in = ffmpeg.input(audio_path)
-        (
-            ffmpeg
-            .output(video_in, audio_in, out_path, vcodec='libx264', acodec='aac', shortest=None)
-            .overwrite_output()
-            .run(quiet=True, capture_stdout=True, capture_stderr=True)
-        )
-        logger.info(f"Merged video and audio into {out_path}")
-    except Exception as e:
-        logger.error(f"Failed to merge audio and video: {e}")
-        raise
+        def _merge_audio_video(self, video_path, audio_path, out_path):
+        if not FFMPEG_AVAILABLE:
+            raise RuntimeError("ffmpeg-python not available")
+
+        try:
+            video_in = ffmpeg.input(video_path)
+            audio_in = ffmpeg.input(audio_path)
+            (
+                ffmpeg
+                .output(video_in, audio_in, out_path, vcodec='libx264', acodec='aac', shortest=None)
+                .overwrite_output()
+                .run(quiet=True, capture_stdout=True, capture_stderr=True)
+            )
+            logger.info(f"Merged video and audio into {out_path}")
+        except Exception as e:
+            logger.error(f"Failed to merge audio and video: {e}")
+            raise
+
+        return out_path
 
-    return out_path
 
 
     # ---------------- Enhancement Modules ----------------