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src/img2pdf_test.py: check for JP2 support

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This commit is contained in:
Johannes 'josch' Schauer 2020-08-05 01:12:59 +02:00
parent c229e20547
commit 86fddab622
Signed by: josch
GPG key ID: F2CBA5C78FBD83E1
1 changed files with 23 additions and 3 deletions
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26
src/img2pdf_test.py
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@ -68,6 +68,26 @@ except subprocess.CalledProcessError:
if not HAVE_IMAGEMAGICK_MODERN:
warnings.warn("imagemagick >= 6.9.10-12 not available, skipping certain checks...")
HAVE_JP2 = True
try:
ver = subprocess.check_output(
["identify", "-list", "format"], stderr=subprocess.STDOUT
)
found = False
for line in ver.split(b"\n"):
if re.match(rb"\s+JP2\* JP2\s+rw-\s+JPEG-2000 File Format Syntax", line):
found = True
break
if not found:
HAVE_JP2 = False
except FileNotFoundError:
HAVE_JP2 = False
except subprocess.CalledProcessError:
HAVE_JP2 = False
if not HAVE_JP2:
warnings.warn("imagemagick has no jpeg 2000 support, skipping certain checks...")
###############################################################################
# HELPER FUNCTIONS #
###############################################################################
@ -3666,13 +3686,13 @@ def test_jpg_cmyk(tmp_path_factory, jpg_cmyk_img, jpg_cmyk_pdf):
compare_pdfimages_cmyk(tmpdir, jpg_cmyk_img, jpg_cmyk_pdf)
@pytest.mark.skipif(
not HAVE_IMAGEMAGICK_MODERN, reason="requires imagemagick with support for jpeg2000"
)
@pytest.mark.skipif(
sys.platform in ["darwin", "win32"],
reason="test utilities not available on Windows and MacOS",
)
@pytest.mark.skipif(
not HAVE_JP2, reason="requires imagemagick with support for jpeg2000"
)
def test_jpg_2000(tmp_path_factory, jpg_2000_img, jpg_2000_pdf):
tmpdir = tmp_path_factory.mktemp("jpg_2000")
compare_ghostscript(tmpdir, jpg_2000_img, jpg_2000_pdf)