Update app.py

app.py

@@ -42,16 +42,13 @@ class ProfessionalCartoonFilmGenerator:
     def __init__(self):
         self.device = "cuda" if torch.cuda.is_available() else "cpu"
         
-        # Use a persistent directory for Hugging Face Spaces
-        # Files here can be served by Gradio
-        self.output_dir = "./outputs"
-        os.makedirs(self.output_dir, exist_ok=True)
-        print(f"📁 Created output directory: {self.output_dir}")
+        # Use /tmp directory for Hugging Face Spaces storage
+        # Note: HF Spaces only allows storage in /tmp, no subdirectories allowed
+        self.output_dir = "/tmp"
+        print(f"📁 Using Hugging Face temp directory: {self.output_dir}")
         
-        # Also create subdirectories for organization
-        os.makedirs(os.path.join(self.output_dir, "characters"), exist_ok=True)
-        os.makedirs(os.path.join(self.output_dir, "backgrounds"), exist_ok=True)
-        os.makedirs(os.path.join(self.output_dir, "videos"), exist_ok=True)
+        # Note: Cannot create subdirectories in /tmp on HF Spaces
+        # Will use file prefixes instead (char_, bg_, video_, etc.)
         
         # Model configurations for ZeroGPU optimization
         self.models_loaded = False
@@ -567,7 +564,7 @@ class ProfessionalCartoonFilmGenerator:
                     else:
                         raise e
                 
-                char_path = f"{self.output_dir}/characters/character_{character['name'].replace(' ', '_')}.png"
+                char_path = f"{self.output_dir}/char_{character['name'].replace(' ', '_')}.png"
                 image.save(char_path)
                 character_images[character['name']] = char_path
                 
@@ -665,7 +662,7 @@ class ProfessionalCartoonFilmGenerator:
                     else:
                         raise e
                 
-                bg_path = f"{self.output_dir}/backgrounds/background_scene_{scene['scene_number']}.png"
+                bg_path = f"{self.output_dir}/bg_scene_{scene['scene_number']}.png"
                 image.save(bg_path)
                 background_images[scene['scene_number']] = bg_path
                 
@@ -804,7 +801,7 @@ class ProfessionalCartoonFilmGenerator:
             # Use the optimization function to ensure CLIP compatibility
             prompt = self.optimize_prompt_for_clip(prompt)
             
-            video_path = f"{self.output_dir}/videos/scene_{scene['scene_number']}.mp4"
+            video_path = f"{self.output_dir}/video_scene_{scene['scene_number']}.mp4"
             
             # Get the correct Open-Sora directory
             current_dir = os.getcwd()
@@ -850,7 +847,7 @@ class ProfessionalCartoonFilmGenerator:
             print(f"❌ No background image for scene {scene_num}")
             return None
             
-        video_path = f"{self.output_dir}/videos/scene_{scene_num}.mp4"
+        video_path = f"{self.output_dir}/video_scene_{scene_num}.mp4"
         
         try:
             print(f"🎬 Creating static video for scene {scene_num}...")
@@ -979,7 +976,7 @@ class ProfessionalCartoonFilmGenerator:
             print(f"❌ No background image for scene {scene_num}")
             return None
             
-        video_path = f"{self.output_dir}/videos/simple_scene_{scene_num}.mp4"
+        video_path = f"{self.output_dir}/video_simple_scene_{scene_num}.mp4"
         
         try:
             print(f"🎬 Creating simple video for scene {scene_num}...")
@@ -1050,7 +1047,7 @@ class ProfessionalCartoonFilmGenerator:
             background_color = (100, 150, 200)  # Blue-ish color
             
             # Create video
-            video_path = f"{self.output_dir}/videos/emergency_fallback.mp4"
+            video_path = f"{self.output_dir}/video_emergency_fallback.mp4"
             fourcc = cv2.VideoWriter_fourcc(*'mp4v')
             fps = 24
             duration = 30  # 30 seconds
@@ -1101,13 +1098,13 @@ class ProfessionalCartoonFilmGenerator:
             print("❌ No videos to merge")
             return None
             
-        final_video_path = f"{self.output_dir}/videos/professional_cartoon_film.mp4"
+        final_video_path = f"{self.output_dir}/video_professional_cartoon_film.mp4"
         
         try:
             print("🎞️ Creating professional cartoon film...")
             
             # Create concat file
-            concat_file = f"{self.output_dir}/videos/concat_list.txt"
+            concat_file = f"{self.output_dir}/concat_list.txt"
             with open(concat_file, 'w') as f:
                 for video in scene_videos:
                     if os.path.exists(video):