# sudo apt update
# sudo apt install -y poppler-utils
# pip install pdf2image python-opencv

from pdf2image import convert_from_path
import numpy as np
import cv2

def image_np_bgr_to_rgb(image):
    """
    Converts the image into BGR2RGB
    :param image: Image as a list
    :return: numpy array as COLOR_BGR2RGB type
    """

    return cv2.cvtColor(image, cv2.COLOR_BGR2RGB)

def pdf_file_to_image_list(pdf_path: str):
    """
    Get a pdf from path and return a list of images, which represent each page of the input file
    :param pdf_path: PDF encoded in base64 str
    :return: List of bytes representing an image of each page of the input file
    """
    pages = convert_from_path(pdf_path)
    return [image_np_bgr_to_rgb(np.array(p)) for p in pages]