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src/img2pdf_test.py: check for mutool >= 1.10.0

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This commit is contained in:
Johannes 'josch' Schauer 2020-08-03 16:04:58 +02:00
parent 53e991bec2
commit bed0b4cdae
Signed by untrusted user: josch
GPG key ID: F2CBA5C78FBD83E1
1 changed files with 20 additions and 2 deletions
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22
src/img2pdf_test.py
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@ -15,7 +15,23 @@ import os
from io import BytesIO from io import BytesIO
from PIL import Image from PIL import Image
import decimal import decimal
from packaging.version import parse as parse_version
import warnings
HAVE_MUTOOL = True
try:
ver = subprocess.check_output(["mutool", "-v"], stderr=subprocess.STDOUT)
m = re.fullmatch(r"mutool version ([0-9.]+)\n", ver.decode("utf8"))
if m is None:
HAVE_MUTOOL = False
else:
if parse_version(m.group(1)) < parse_version("1.10.0"):
HAVE_MUTOOL = False
except FileNotFoundError:
HAVE_MUTOOL = False
if not HAVE_MUTOOL:
warnings.warn("mutool >= 1.10.0 not available, skipping checks...")
############################################################################### ###############################################################################
# HELPER FUNCTIONS # # HELPER FUNCTIONS #
@ -137,7 +153,7 @@ def compress(data):
def write_png(data, path, bitdepth, colortype, palette=None): def write_png(data, path, bitdepth, colortype, palette=None):
with open(path, "wb") as f: with open(str(path), "wb") as f:
f.write(b"\x89PNG\r\n\x1A\n") f.write(b"\x89PNG\r\n\x1A\n")
# PNG image type Colour type Allowed bit depths # PNG image type Colour type Allowed bit depths
# Greyscale 0 1, 2, 4, 8, 16 # Greyscale 0 1, 2, 4, 8, 16
@ -277,6 +293,8 @@ def compare_poppler(tmpdir, img, pdf, exact=True):
def compare_mupdf(tmpdir, img, pdf, exact=True, cmyk=False): def compare_mupdf(tmpdir, img, pdf, exact=True, cmyk=False):
if not HAVE_MUTOOL:
return
if cmyk: if cmyk:
out = tmpdir / "mupdf.pam" out = tmpdir / "mupdf.pam"
subprocess.check_call( subprocess.check_call(
@ -1324,7 +1342,7 @@ def gif_palette8_img(tmp_path_factory, tmp_palette8_png):
def gif_animation_img(tmp_path_factory, tmp_normal_png, tmp_inverse_png): def gif_animation_img(tmp_path_factory, tmp_normal_png, tmp_inverse_png):
in_img = tmp_path_factory.mktemp("gif_animation_img") / "in.gif" in_img = tmp_path_factory.mktemp("gif_animation_img") / "in.gif"
subprocess.check_call( subprocess.check_call(
["convert", tmp_normal_png, tmp_inverse_png, "-strip", str(in_img)] ["convert", str(tmp_normal_png), str(tmp_inverse_png), "-strip", str(in_img)]
) )
identify = subprocess.check_output(["identify", "-verbose", str(in_img) + "[0]"]) identify = subprocess.check_output(["identify", "-verbose", str(in_img) + "[0]"])
expected = [ expected = [