def test_read_exif_tag(self):
"""
Tests :func:`colour_hdri.utilities.exif.read_exif_tag` definition.
"""
test_jpg_image = filter_files(FROBISHER_001_DIRECTORY, ('jpg',))[0]
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '8.0')
self.assertEqual(read_exif_tag(test_jpg_image, 'ExposureTime'), '1/8')
self.assertEqual(read_exif_tag(test_jpg_image, 'ISO'), '100')
def test_read_exif_tag(self):
"""
Tests :func:`colour_hdri.utilities.exif.read_exif_tag` definition.
"""
test_jpg_image = filter_files(FROBISHER_001_DIRECTORY, ('jpg', ))[0]
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '8.0')
self.assertEqual(read_exif_tag(test_jpg_image, 'ExposureTime'), '1/8')
self.assertEqual(read_exif_tag(test_jpg_image, 'ISO'), '100')
def test_delete_exif_tags(self):
"""
Tests :func:`colour_hdri.utilities.exif.delete_exif_tags` definition.
"""
reference_jpg_image = filter_files(FROBISHER_001_DIRECTORY,
('jpg', ))[0]
test_jpg_image = os.path.join(self._temporary_directory,
os.path.basename(reference_jpg_image))
shutil.copyfile(reference_jpg_image, test_jpg_image)
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '8.0')
delete_exif_tags(test_jpg_image)
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '')
def test_delete_exif_tags(self):
"""
Tests :func:`colour_hdri.utilities.exif.delete_exif_tags` definition.
"""
reference_jpg_image = filter_files(
FROBISHER_001_DIRECTORY, ('jpg',))[0]
test_jpg_image = os.path.join(
self.__temporary_directory, os.path.basename(reference_jpg_image))
shutil.copyfile(reference_jpg_image, test_jpg_image)
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '8.0')
delete_exif_tags(test_jpg_image)
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '')
def test_write_exif_tag(self):
"""
Tests :func:`colour_hdri.utilities.exif.write_exif_tag` definition.
"""
reference_jpg_image = filter_files(FROBISHER_001_DIRECTORY,
('jpg', ))[0]
test_jpg_image = os.path.join(self._temporary_directory,
os.path.basename(reference_jpg_image))
shutil.copyfile(reference_jpg_image, test_jpg_image)
# *Aperture* exif tag is not writeable, changing for *FNumber*.
self.assertEqual(read_exif_tag(test_jpg_image, 'FNumber'), '8.0')
write_exif_tag(test_jpg_image, 'FNumber', '16.0')
self.assertEqual(read_exif_tag(test_jpg_image, 'FNumber'), '16.0')
def test_write_exif_tag(self):
"""
Tests :func:`colour_hdri.utilities.exif.write_exif_tag` definition.
"""
reference_jpg_image = filter_files(
FROBISHER_001_DIRECTORY, ('jpg',))[0]
test_jpg_image = os.path.join(
self.__temporary_directory, os.path.basename(reference_jpg_image))
shutil.copyfile(reference_jpg_image, test_jpg_image)
# *Aperture* exif tag is not writeable, changing for *FNumber*.
self.assertEqual(read_exif_tag(test_jpg_image, 'FNumber'), '8.0')
write_exif_tag(test_jpg_image, 'FNumber', '16.0')
self.assertEqual(read_exif_tag(test_jpg_image, 'FNumber'), '16.0')
def test_update_exif_tags(self):
"""
Tests :func:`colour_hdri.utilities.exif.update_exif_tags` definition.
"""
reference_jpg_images = filter_files(FROBISHER_001_DIRECTORY, ('jpg', ))
test_jpg_images = []
for reference_jpg_image in reference_jpg_images:
test_jpg_image = os.path.join(
self._temporary_directory,
os.path.basename(reference_jpg_image))
shutil.copyfile(reference_jpg_image, test_jpg_image)
delete_exif_tags(test_jpg_image)
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '')
test_jpg_images.append(test_jpg_image)
update_exif_tags(zip(reference_jpg_images, test_jpg_images))
for test_jpg_image in test_jpg_images:
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '8.0')
def test_update_exif_tags(self):
"""
Tests :func:`colour_hdri.utilities.exif.update_exif_tags` definition.
"""
reference_jpg_images = filter_files(FROBISHER_001_DIRECTORY, ('jpg',))
test_jpg_images = []
for reference_jpg_image in reference_jpg_images:
test_jpg_image = os.path.join(
self.__temporary_directory,
os.path.basename(reference_jpg_image))
shutil.copyfile(reference_jpg_image, test_jpg_image)
delete_exif_tags(test_jpg_image)
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '')
test_jpg_images.append(test_jpg_image)
update_exif_tags(zip(reference_jpg_images, test_jpg_images))
for test_jpg_image in test_jpg_images:
self.assertEqual(read_exif_tag(test_jpg_image, 'Aperture'), '8.0')
