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black nozzle doesn't work so we try with some other one let's go
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from pdf2image import convert_from_path | |
from PIL import Image, ImageOps | |
import argparse | |
import itertools | |
from os import path, system | |
import tempfile | |
parser = argparse.ArgumentParser() | |
parser.add_argument("filename") | |
parser.add_argument("color") | |
args = parser.parse_args() | |
old_pdf = path.splitext(args.filename) | |
new_pdf = f"{old_pdf[0]}_{args.color}.pdf" | |
color = ["C", "M", "Y"].index(args.color) | |
dpi = 320 | |
with tempfile.TemporaryDirectory() as tmp: | |
converted_pages = convert_from_path(args.filename, output_folder=tmp, dpi=dpi) | |
for i in range(len(converted_pages)): | |
current_page = converted_pages[i] | |
current_page = current_page.convert("LA") | |
current_page = current_page.convert("CMYK") | |
image_data = current_page.load() | |
coords = [range(coord) for coord in current_page.size] | |
for x, y in itertools.product(*coords): | |
if image_data[x, y] != (0, 0, 0, 0): | |
color_value = image_data[x, y][3] | |
new_pixel_data = [0, 0, 0, 0] | |
new_pixel_data[color] = color_value | |
image_data[x, y] = tuple(new_pixel_data) | |
if path.isfile(new_pdf): | |
current_page.save(new_pdf, "PDF", append=True, resolution=dpi) | |
else: | |
current_page.save(new_pdf, "PDF", resolution=dpi) |
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