def test_stdin():
"""Test stdin."""
getinfo = Getinfo()
getinfo.input = ['image1.hdr', 'image2.hdr']
getinfo.output = 'combined.hdr'
assert getinfo.to_radiance(stdin_input=True) == ('getinfo > combined.hdr')
def test_assignment_options():
"""Test assigning options."""
getinfo = Getinfo()
getinfo.input = ['image1.hdr', 'image2.hdr']
getinfo.options.d = True
assert getinfo.to_radiance() == 'getinfo -d image1.hdr image2.hdr'
def test_validation():
"""Validate error for missing argument."""
getinfo = Getinfo()
with pytest.raises(exceptions.MissingArgumentError):
getinfo.to_radiance()
getinfo.input = ['image1.hdr', 'image2.hdr']
assert getinfo.to_radiance() == 'getinfo image1.hdr image2.hdr'
def test_assignment_options_append():
"""Test assigning options."""
getinfo = Getinfo()
getinfo.input = ['image1.hdr', 'image2.hdr']
getinfo.options.a = 'This is some Text to append to the header'
assert getinfo.to_radiance() == \
'getinfo -a "This is some Text to append to the header" image1.hdr image2.hdr' \
or getinfo.to_radiance() == \
"getinfo -a 'This is some Text to append to the header' image1.hdr image2.hdr"
def test_assignment():
"""Test assignment."""
getinfo = Getinfo()
getinfo.input = ['image1.hdr', 'image2.hdr']
assert getinfo.input == 'image1.hdr image2.hdr'
assert getinfo.to_radiance() == 'getinfo image1.hdr image2.hdr'
getinfo.output = 'combined.hdr'
assert getinfo.output == 'combined.hdr'
assert getinfo.to_radiance(
) == 'getinfo image1.hdr image2.hdr > combined.hdr'
def merge_view(input_folder, base_name, extension, scale_factor, folder, name):
"""Merge several radiance HDR image files into a single file.
This command will also perform an anti-aliasing operation on the output and
replace the view information in the header of the merged file if a single .vf
file is found within the root of the input-folder.
\b
Args:
input_folder: Input folder.
base_name: File base name. All of the files must start with base name and
continue with _ and an integer values.
extension: File extention. [Default: .unf]
"""
try:
# get all of the files in the folder with the given extension
pattern = r'{}_\d+{}'.format(base_name, extension)
images = sorted(f for f in os.listdir(input_folder)
if re.match(pattern, f))
if len(images) == 0:
raise ValueError('Found no files to merge.')
name = name or base_name
# get the new dir name as view name might be group/name
dirname = os.path.dirname(os.path.normpath(os.path.join(folder, name)))
if dirname and not os.path.exists(dirname):
os.makedirs(dirname)
temp_output = os.path.join(dirname, name + '_temp.HDR')
output_file = os.path.join(dirname, name + '.HDR')
# set up the pcompos command
in_dirname = os.path.normpath(input_folder)
pcompos = Pcompos(output=temp_output)
pcompos.input = [os.path.join(in_dirname, img) for img in images]
pcompos.options.a = 1
# setup the pfilt command to perform anti-aliasing on the output
pfilt = Pfilt(input=temp_output)
pfilt.options.r = 0.6
if scale_factor != 1:
pfilt.options.x = '/{}'.format(scale_factor)
pfilt.options.y = '/{}'.format(scale_factor)
# search for a single .vf in the folder and, if it's found, grab the info
views = sorted(f for f in os.listdir(input_folder)
if f.endswith('.vf'))
if len(views) == 1: # replace the header with the info in the view
view_obj = View.from_file(os.path.join(input_folder, views[0]))
getinfo = Getinfo(output=output_file)
getinfo.options.a = 'VIEW= {}'.format(view_obj)
pfilt.pipe_to = getinfo
else: # just let the output of pfilt be the final output
pfilt.output = output_file
# run the commands in series
env = None
if folders.env != {}:
env = folders.env
env = dict(os.environ, **env) if env else None
for r_cmd in (pcompos, pfilt):
r_cmd.run(env)
except Exception:
_logger.exception('Failed to merge image files.')
sys.exit(1)
else:
sys.exit(0)
def test_defaults():
"""Test command."""
getinfo = Getinfo()
assert getinfo.command == 'getinfo'
assert getinfo.options.to_radiance() == ''