Function test_2093

tests/test_general.py:433–498

()

def test_2093():
    if platform.python_implementation() == 'GraalVM':
        print(f'test_2093(): Not running because slow on GraalVM.')
        return
    
    doc = pymupdf.open(f'{scriptdir}/resources/test2093.pdf')

    def average_color(page):
        pixmap = page.get_pixmap()
        p_average = [0] * pixmap.n
        for y in range(pixmap.height):
            for x in range(pixmap.width):
                p = pixmap.pixel(x, y)
                for i in range(pixmap.n):
                    p_average[i] += p[i]
        for i in range(pixmap.n):
            p_average[i] /= (pixmap.height * pixmap.width)
        return p_average

    page = doc.load_page(0)
    pixel_average_before = average_color(page)

    rx=135.123
    ry=123.56878
    rw=69.8409
    rh=9.46397

    x0 = rx
    y0 = ry
    x1 = rx + rw
    y1 = ry + rh

    rect = pymupdf.Rect(x0, y0, x1, y1)

    font = pymupdf.Font("Helvetica")
    fill_color=(0,0,0)
    page.add_redact_annot(
        quad=rect,
        #text="null",
        fontname=font.name,
        fontsize=12,
        align=pymupdf.TEXT_ALIGN_CENTER,
        fill=fill_color,
        text_color=(1,1,1),
    )

    page.apply_redactions()
    pixel_average_after = average_color(page)

    print(f'pixel_average_before={pixel_average_before!r}')
    print(f'pixel_average_after={pixel_average_after!r}')

    # Before this bug was fixed (MuPDF-1.22):
    #   pixel_average_before=[130.864323120088, 115.23577810900859, 92.9268559996174]
    #   pixel_average_after=[138.68844553555772, 123.05687162237561, 100.74275056194105]
    # After fix:
    #   pixel_average_before=[130.864323120088, 115.23577810900859, 92.9268559996174]
    #   pixel_average_after=[130.8889209934799, 115.25722751837269, 92.94327384463327]