Mercurial > hgrepos > Python2 > PyMuPDF

view tests/test_rewrite_images.py @ 42:4621bd954a09

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FIX: Need packaging at runtime to because of the parsing of mupdf_version into a tuple. In the merge it was removed erroneously.
author Franz Glasner <fzglas.hg@dom66.de>
date Sat, 11 Oct 2025 17:14:12 +0200
parents 1d09e1dec1d9
children
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import pymupdf
import os

scriptdir = os.path.dirname(__file__)


def test_rewrite_images():
    """Example for decreasing file size by more than 30%."""
    filename = os.path.join(scriptdir, "resources", "test-rewrite-images.pdf")
    doc = pymupdf.open(filename)
    size0 = os.path.getsize(doc.name)
    doc.rewrite_images(dpi_threshold=100, dpi_target=72, quality=33)
    data = doc.tobytes(garbage=3, deflate=True)
    size1 = len(data)
    assert (1 - (size1 / size0)) > 0.3