added save_image function

app.py

@@ -97,6 +97,28 @@ def save_audio(audio_input, output_dir="saved_audio"):
 
     return file_path
 
+def save_image(image_input, output_dir="saved_images"):
+    if not os.path.exists(output_dir):
+        os.makedirs(output_dir)
+
+    # Assuming image_input is a NumPy array
+    if isinstance(image_input, np.ndarray):
+        # Convert NumPy array to PIL Image
+        image = Image.fromarray(image_input)
+
+        # Generate a unique file name
+        file_name = f"image_{int(time.time())}.png"
+        file_path = os.path.join(output_dir, file_name)
+
+        # Save the image file
+        image.save(file_path)
+
+        return file_path
+    else:
+        raise ValueError("Invalid image input type")
+
+
+
 def process_speech(input_language, audio_input):
     """
     processing sound using seamless_m4t