Update app_parallel.py

app_parallel.py

@@ -221,6 +221,8 @@ def generate_audio(voice_cloning, voice_gender, text_prompt):
 # Preprocessing step that runs only once
 def run_preprocessing(args):
     global path_of_lm_croper, path_of_net_recon_model, dir_of_BFM_fitting
+    first_frame_dir = os.path.join(args.result_dir, 'first_frame_dir')
+    os.makedirs(first_frame_dir, exist_ok=True)
     fixed_temp_dir = "/tmp/preprocess_data"
     os.makedirs(fixed_temp_dir, exist_ok=True)
     preprocessed_data_path = os.path.join(fixed_temp_dir, "preprocessed_data.pkl")