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Try report lab

master
Sébastien Miquel 2026-02-10 07:24:19 +01:00
parent 387064db8c
commit 2922692cda
1 changed files with 21 additions and 5 deletions
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26
annotating_with_checks.py
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@ -5,6 +5,7 @@ import shutil
import concurrent.futures import concurrent.futures
import threading import threading
import img2pdf import img2pdf
from reportlab.pdfgen import canvas
# Fix for Matplotlib in threads: Set backend to non-interactive 'Agg' # Fix for Matplotlib in threads: Set backend to non-interactive 'Agg'
import matplotlib import matplotlib
@ -226,16 +227,31 @@ def process_student(args):
json.dump(final_json_map, f, indent=2) json.dump(final_json_map, f, indent=2)
# Pour éviter du drift # # Pour éviter du drift, avec img2pdf
temp_img_path = os.path.join(output_dir, "Reference.jpg") # # Pb : Xournal can't add annotations
concat_img.save(temp_img_path, quality=90) # Save as standard image first # temp_img_path = os.path.join(output_dir, "Reference.jpg")
with open(os.path.join(output_dir, "Concat.pdf"), "wb") as f: # concat_img.save(temp_img_path, quality=90) # Save as standard image first
f.write(img2pdf.convert(temp_img_path)) # with open(os.path.join(output_dir, "Concat.pdf"), "wb") as f:
# f.write(img2pdf.convert(temp_img_path))
# Avec reportlab.pdfgen
# Au moins, le drift n'empire pas au fil de la copie
temp_img_path = os.path.join(output_dir, "Reference.jpg") # Can't use png here
concat_img.save(temp_img_path, quality=90)
pdf_path = os.path.join(output_dir, "Concat.pdf")
w, h = concat_img.size
c = canvas.Canvas(pdf_path, pagesize=(w, h))
c.drawImage(temp_img_path, 0, 0, width=w, height=h)
c.save()
# Ancien code, avec du drift # Ancien code, avec du drift
# concat_img.save(os.path.join(output_dir, "Concat.pdf"), "PDF", resolution=DPI) # concat_img.save(os.path.join(output_dir, "Concat.pdf"), "PDF", resolution=DPI)
# concat_img.save(os.path.join(output_dir, "Reference.png")) # concat_img.save(os.path.join(output_dir, "Reference.png"))
# Try to fix the drift with 72 DPI, non essayé
# concat_img.save(os.path.join(output_dir, "Concat.pdf"), "PDF", resolution=72.0)
# concat_img.save(os.path.join(output_dir, "Reference.jpg"))
if __name__ == "__main__": if __name__ == "__main__":