def create_list_fpaths(self):
self.list_fpaths = []
self.extensions = ['*.jpg', '*.jpeg']
self.extensions.extend([ext.upper() for ext in self.extensions])
dpath = apath(os.path.dirname(__file__))
for ext in self.extensions:
for fpath in glob.glob(pjoin(dpath, 'stegoappdb', 'covers', ext)):
self.list_fpaths.append(apath(fpath))
for fpath in glob.glob(pjoin(dpath, 'stegoappdb', 'stegos', ext)):
self.list_fpaths.append(apath(fpath))
def test_adv_summary(self):
fpath = apath(
pjoin(dname(__file__), 'resources', 'tripod', 'north', 'adv',
'MCR13N1T05adv1s-cal.nc'))
shutil.copy2(fpath, self.tmpf)
for of in adv.enhance_summary(self.tmpf):
logger.info('Wrote output: {}'.format(of))
def test_adcp_wvs(self):
fpath = apath(
pjoin(dname(__file__), 'resources', 'tripod', 'north', 'adcp',
'MCR13N1T_wvs.nc'))
shutil.copy2(fpath, self.tmpf)
for of in adcp.enhance_wvs(self.tmpf):
logger.info('Wrote output: {}'.format(of))
def create_list_fpaths(self):
self.list_fpaths = []
self.extensions = ['*.jpg', '*.jpeg']
dpath = os.path.dirname(__file__)
for ext in self.extensions:
for fpath in glob.glob(pjoin(dpath, 'images', ext)):
self.list_fpaths.append(apath(fpath))
def test_adv_summary(self):
fpath = apath(pjoin(
dname(__file__),
'resources',
'tripod',
'north',
'adv',
'MCR13N1T05adv1s-cal.nc'
))
shutil.copy2(fpath, self.tmpf)
for of in adv.enhance_summary(self.tmpf):
logger.info('Wrote output: {}'.format(of))
def test_adcp_wvs(self):
fpath = apath(pjoin(
dname(__file__),
'resources',
'tripod',
'north',
'adcp',
'MCR13N1T_wvs.nc'
))
shutil.copy2(fpath, self.tmpf)
for of in adcp.enhance_wvs(self.tmpf):
logger.info('Wrote output: {}'.format(of))
def test_compare_count_nnz_ac(self):
"""=> Test counting non-zero DCT AC coefficients.
"""
for fpath in self.list_fpaths:
fname = os.path.basename(fpath)
dpath_mat = apath(
pjoin(os.path.dirname(fpath), os.path.pardir,
'matlab_outputs'))
fpath_mat = pjoin(dpath_mat, 'nnz_' + fname + '.mat')
if not os.path.isfile(fpath_mat):
continue
mat = spio.loadmat(fpath_mat)
nnz_ac_mat = mat['nnz_ac'][0]
jpeg = jpegio.read(fpath)
nnz_ac_jpegio = jpeg.count_nnz_ac()
self.assertTrue(nnz_ac_mat == nnz_ac_jpegio)
def test_compare_dct_coef(self):
"""=> Test reading DCT coefficients.
"""
for fpath in self.list_fpaths:
fname = os.path.basename(fpath)
dpath_mat = apath(
pjoin(os.path.dirname(fpath), os.path.pardir,
'matlab_outputs'))
fpath_mat = pjoin(dpath_mat, 'coef_arrays' + fname + '.mat')
if not os.path.isfile(fpath_mat):
continue
mat = spio.loadmat(fpath_mat)
coef_arrays_mat = mat['coef_arrays'][0]
jpeg = jpegio.read(fpath)
for i in range(len(jpeg.coef_arrays)):
self.assertEqual(coef_arrays_mat[i].dtype,
jpeg.coef_arrays[i].dtype)
res = np.array_equal(jpeg.coef_arrays[i], coef_arrays_mat[i])
self.assertTrue(res)