def test_namehint_addObjectNameToFilename(self, mock_imwriter):
''' Test 'namehint' when add_object_name_to_filename is on. '''
mock_imwriter.return_value.imwrite.side_effect = ['foo', 'bar', 'baz']
c = self.conn.cursor()
args = argparse.Namespace(
rootdir=testUtils.Test_carsDb.CARS_DB_ROOTDIR,
media='pictures',
image_path='mock_media',
mask_path=None,
where_object='TRUE',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=True)
dbMedia.cropObjects(c, args)
# Check that the crops are correct.
self.assert_images_count(c, expected=3)
self.assert_objects_count_by_imagefile(c, expected=[1, 1, 1])
# imwrite must be called 3 times.
call_args_list = mock_imwriter.return_value.imwrite.call_args_list
self.assertEqual(len(call_args_list), 3)
self.assertEqual(call_args_list[0][1], {'namehint': 'car 000000001'})
self.assertEqual(call_args_list[1][1], {'namehint': 'car 000000002'})
self.assertEqual(call_args_list[2][1], {'namehint': 'bus 000000003'})
def test_general(self):
c = self.conn.cursor()
args = argparse.Namespace(
rootdir=testUtils.Test_carsDb.CARS_DB_ROOTDIR,
media='mock',
image_path='mock_media',
mask_path='mock_mask_media',
where_object='TRUE',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
dbMedia.cropObjects(c, args)
self.assert_images_count(c, expected=3)
self.assert_objects_count_by_imagefile(c, expected=[1, 1, 1])
self.assert_polygons_count_by_object(c, expected=[0, 5, 0])
self.assert_objects_count_by_match(c, expected=[2])
# +1 is for the new property "crop" and "kx","ky","bx","by".
self.assert_properties_count_by_object(c,
expected=[3 + 5, 3 + 5, 1 + 5])
# Check that maskfiles were written
c.execute(
'SELECT COUNT(maskfile) FROM images WHERE maskfile IS NOT NULL')
self.assertEqual(c.fetchone()[0], 3)
def test_general(self):
c = self.conn.cursor()
args = argparse.Namespace(rootdir='.',
media='mock',
image_path='a',
mask_path=None,
where_object='TRUE',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
dbMedia.cropObjects(c, args)
self.assertEmpty(c)
def test_video_not_allowed_if_edges_original(self, mock_imwriter):
c = self.conn.cursor()
args = argparse.Namespace(
rootdir=testUtils.Test_carsDb.CARS_DB_ROOTDIR,
media='video',
image_path='mock_video.avi',
mask_path=None,
where_object='TRUE',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
with self.assertRaises(Exception):
dbMedia.cropObjects(c, args)
def test_xy(self, mocked_imread, mocked_crop_patch):
mocked_imread.return_value = np.zeros((100, 100, 3), dtype=np.uint8)
transform = np.array([[2., 0., -5.], [0., 0.5, 5.], [0., 0., 1.]])
mocked_crop_patch.return_value = (np.zeros((100, 100, 3)), transform)
c = self.conn.cursor()
args = argparse.Namespace(rootdir='.',
media='mock',
image_path='a',
mask_path=None,
where_object='TRUE',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
dbMedia.cropObjects(c, args)
c.execute('SELECT x1,y1,width,height FROM objects')
x1, y1, width, height = c.fetchone()
self.assertEqual((x1, y1, width, height), (25, 35, 20, 40))
c.execute('SELECT x,y FROM polygons')
x, y = c.fetchone()
self.assertEqual((x, y), (25, 35))
# Check that all temporary tables are cleaned up.
c.execute('SELECT name FROM sqlite_master WHERE type="table"')
table_names = c.fetchall()
self.assertEqual(len(table_names), 5, table_names)
# Check the object transform.
c.execute('SELECT value FROM properties WHERE key="kx"')
kx = c.fetchall()
c.execute('SELECT value FROM properties WHERE key="ky"')
ky = c.fetchall()
c.execute('SELECT value FROM properties WHERE key="bx"')
bx = c.fetchall()
c.execute('SELECT value FROM properties WHERE key="by"')
by = c.fetchall()
self.assertEqual((len(kx), len(ky), len(bx), len(by)), (1, 1, 1, 1))
transform_recorded = np.array([[float(ky[0][0]), 0.,
float(by[0][0])],
[0.,
float(kx[0][0]),
float(bx[0][0])], [0., 0., 1.]])
np.testing.assert_array_equal(transform, transform_recorded)
def test_mask_path_not_provided(self):
c = self.conn.cursor()
args = argparse.Namespace(
rootdir=testUtils.Test_carsDb.CARS_DB_ROOTDIR,
media='mock',
image_path='mock_media',
mask_path=None,
where_object='TRUE',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
dbMedia.cropObjects(c, args)
# Check that maskfiles were NOT written
c.execute(
'SELECT COUNT(maskfile) FROM images WHERE maskfile IS NOT NULL')
self.assertEqual(c.fetchone()[0], 0)
def test_keep_other_buses(self):
c = self.conn.cursor()
args = argparse.Namespace(
rootdir=testUtils.Test_carsDb.CARS_DB_ROOTDIR,
media='mock',
image_path='mock_media',
mask_path=None,
where_object='TRUE',
where_other_objects='name="bus"',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
dbMedia.cropObjects(c, args)
self.assert_images_count(c, expected=3)
self.assert_objects_count_by_imagefile(c, expected=[1, 2, 1])
self.assert_polygons_count_by_object(c, expected=[0, 5, 0, 0])
self.assert_objects_count_by_match(c, expected=[2])
def test_only_buses(self):
c = self.conn.cursor()
args = argparse.Namespace(
rootdir=testUtils.Test_carsDb.CARS_DB_ROOTDIR,
media='mock',
image_path='mock_media',
mask_path=None,
where_object='objects.name="bus"',
where_other_objects='FALSE',
target_width=None,
target_height=None,
edges='original',
overwrite=False,
split_into_folders_by_object_name=False,
add_object_name_to_filename=False)
dbMedia.cropObjects(c, args)
self.assert_images_count(c, expected=1)
self.assert_objects_count_by_imagefile(c, expected=[1])
self.assert_polygons_count_by_object(c, expected=[0])
self.assert_objects_count_by_match(c, expected=[])
# +5 is for the new property "crop" and "kx, ky, bx, by".
self.assert_properties_count_by_object(c, expected=[5])
