def test_exr_meta_all(self):
expected = {
'compression': 'PIZ_COMPRESSION',
'pixelAspectRatio': 1.0,
'displayWindow': {
'xMin': 0,
'yMin': 0,
'yMax': 405,
'xMax': 609
},
'channels': {
'R': {
'reserved': [0, 0, 0],
'pLinear': (0, ),
'pixel_type': (1, ),
'xSampling': (1, ),
'ySampling': (1, )
},
'B': {
'reserved': [0, 0, 0],
'pLinear': (0, ),
'pixel_type': (1, ),
'xSampling': (1, ),
'ySampling': (1, )
},
'G': {
'reserved': [0, 0, 0],
'pLinear': (0, ),
'pixel_type': (1, ),
'xSampling': (1, ),
'ySampling': (1, )
}
},
'dataWindow': {
'xMin': 0,
'yMin': 0,
'yMax': 405,
'xMax': 609
},
'screenWindowCenter': [0.0, 0.0],
'owner': 'Copyright 2006 Industrial Light & Magic',
'screenWindowWidth': 1.0,
'lineOrder': 'INCREASING_Y'
}
result = parse_metadata.read_exr_header(self.rec709_test_image_path)
assert result == expected
def main():
parser = argparse.ArgumentParser()
parser.add_argument(type=str,
nargs="+",
dest="source_paths",
help="Path to source exr image")
args = parser.parse_args()
paths = args.source_paths
for path in paths:
if not os.path.exists(path):
log.error("Source Path was not found on disk: %s", path)
continue
metadata = parse_metadata.read_exr_header(path)
print(pprint.pformat(metadata))
if len(paths) > 1:
print("-" * 80)
def test_exr_meta_owner():
metadata = parse_metadata.read_exr_header(REC709_TEST_IMAGE_PATH)
assert metadata['owner'] == 'Copyright 2006 Industrial Light & Magic'
def test_exr_meta_pixelAspectRatio():
metadata = parse_metadata.read_exr_header(REC709_TEST_IMAGE_PATH)
assert metadata['pixelAspectRatio'] == 1
def test_exr_meta_compression(input_path, expected_compression):
metadata = parse_metadata.read_exr_header(input_path)
assert metadata['compression'] == expected_compression
def test_exr_meta_lineOrder(input_path, expected_lineorder):
metadata = parse_metadata.read_exr_header(input_path)
assert metadata['lineOrder'] == expected_lineorder
def test_oserror_thrown_if_file_does_not_exist():
with pytest.raises(OSError):
parse_metadata.read_exr_header('pippo.exr')
def test_exr_meta_all(input_path, expected_metadata):
result = parse_metadata.read_exr_header(input_path)
assert result == expected_metadata
def test_exr_meta_owner(self):
metadata = parse_metadata.read_exr_header(self.rec709_test_image_path)
assert metadata['owner'] == 'Copyright 2006 Industrial Light & Magic'
def test_exr_meta_pixelAspectRatio(self):
metadata = parse_metadata.read_exr_header(self.rec709_test_image_path)
assert metadata['pixelAspectRatio'] == 1
def test_exr_meta_compression(self):
metadata = parse_metadata.read_exr_header(self.rec709_test_image_path)
assert metadata['compression'] == 'PIZ_COMPRESSION'
def test_exr_meta_lineOrder(self):
metadata = parse_metadata.read_exr_header(self.rec709_test_image_path)
assert metadata['lineOrder'] == 'INCREASING_Y'
def test_oserror_thrown_if_file_does_not_exist(self):
exr_path = 'pippo.exr'
with pytest.raises(OSError):
parse_metadata.read_exr_header(exr_path)
