Update app.py

app.py

@@ -465,8 +465,8 @@ class ImageScraper:
             return AudioFileClip(str(audio_path))
         except Exception as e:
             print(f"Fallback audio generation failed: {e}")
-            duration = len(script.split()) * 0.3
-            return AudioFileClip(duration=duration)
+            # Create silent audio clip
+            return AudioFileClip(str(audio_path)) if os.path.exists(str(audio_path)) else None
 
     def scrape_pexels(self, query: str) -> List[str]:
         urls = []
@@ -518,17 +518,16 @@ class EnhancedVideoGenerator:
 
 
     def generate_fallback_audio(self, script: str) -> AudioFileClip:
-        """Generate fallback audio using gTTS when primary audio generation fails"""
+        """Generate fallback audio using gTTS"""
         try:
             audio_path = self.temp_dir / "voice.mp3"
             tts = gTTS(text=script, lang='en', slow=False)
             tts.save(str(audio_path))
             return AudioFileClip(str(audio_path))
         except Exception as e:
-            self.logger.error(f"Fallback audio generation failed: {e}")
-            # Create silent audio clip with duration based on word count
-            duration = len(script.split()) * 0.3  # Approximate speaking time
-            return AudioFileClip(duration=duration)
+            print(f"Fallback audio generation failed: {e}")
+            # Create silent audio clip
+            return AudioFileClip(str(audio_path)) if os.path.exists(str(audio_path)) else None
     
     def apply_video_effects(self, frame: np.ndarray, effect_params: dict) -> np.ndarray:
         """Apply various video effects to a frame"""