Update app.py

app.py

@@ -503,6 +503,20 @@ class EnhancedVideoGenerator:
             self.ELEVEN_LABS_API_KEY = "sk_acdad9d2d82d504bddbe5ed4aa290ca772c106aed5b128ba"  # Replace with your key
             
 
+
+    def generate_fallback_audio(self, script: str) -> AudioFileClip:
+        """Generate fallback audio using gTTS when primary audio generation fails"""
+        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)
+    
     def apply_video_effects(self, frame: np.ndarray, effect_params: dict) -> np.ndarray:
         """Apply various video effects to a frame"""
         try: