prior refactor duplicate some tests
This commit is contained in:
John Evans
parent
3d664b70ff
commit
6c41799412
2 changed files with 53 additions and 231 deletions
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@ -27,45 +27,7 @@ from . import fixtures
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from glymur import Jp2k
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import glymur
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@unittest.skipIf(NO_SKIMAGE_FREEIMAGE_SUPPORT,
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"Cannot read input image without scikit-image/freeimage")
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@unittest.skipIf(os.name == "nt", "no write support on windows, period")
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@unittest.skipIf(re.match(r'''(1|2.0.0)''',
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glymur.version.openjpeg_version) is not None,
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"Uses features not supported until 2.0.1")
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@unittest.skipIf(OPJ_DATA_ROOT is None,
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"OPJ_DATA_ROOT environment variable not set")
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class TestSuiteWriteCinema(unittest.TestCase):
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"""Tests for writing with openjp2 backend.
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These tests either roughly correspond with those tests with similar names
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in the OpenJPEG test suite or are closely associated.
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"""
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def setUp(self):
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pass
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def tearDown(self):
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pass
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def test_cinema2K_with_others(self):
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"""Can't specify cinema2k with any other options."""
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relfile = 'input/nonregression/X_5_2K_24_235_CBR_STEM24_000.tif'
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infile = opj_data_file(relfile)
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data = skimage.io.imread(infile)
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with tempfile.NamedTemporaryFile(suffix='.j2k') as tfile:
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j = Jp2k(tfile.name, 'wb')
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with self.assertRaises(IOError):
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j.write(data, cinema2k=48, cratios=[200, 100, 50])
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def test_cinema4K_with_others(self):
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"""Can't specify cinema4k with any other options."""
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relfile = 'input/nonregression/ElephantDream_4K.tif'
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infile = opj_data_file(relfile)
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data = skimage.io.imread(infile)
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with tempfile.NamedTemporaryFile(suffix='.j2k') as tfile:
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j = Jp2k(tfile.name, 'wb')
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with self.assertRaises(IOError):
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j.write(data, cinema4k=True, cratios=[200, 100, 50])
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class CinemaBase(unittest.TestCase):
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def check_cinema4k_codestream(self, codestream, image_size):
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"""Common out for cinema2k tests."""
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@ -151,7 +113,57 @@ class TestSuiteWriteCinema(unittest.TestCase):
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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@unittest.skipIf(NO_SKIMAGE_FREEIMAGE_SUPPORT,
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"Cannot read input image without scikit-image/freeimage")
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@unittest.skipIf(os.name == "nt", "no write support on windows, period")
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@unittest.skipIf(re.match(r'''(1|2.0.0)''',
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glymur.version.openjpeg_version) is not None,
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"Uses features not supported until 2.0.1")
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@unittest.skipIf(OPJ_DATA_ROOT is None,
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"OPJ_DATA_ROOT environment variable not set")
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class WriteCinema(CinemaBase):
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"""Tests for writing with openjp2 backend.
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These tests either roughly correspond with those tests with similar names
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in the OpenJPEG test suite or are closely associated.
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"""
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def test_cinema2K_with_others(self):
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"""Can't specify cinema2k with any other options."""
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relfile = 'input/nonregression/X_5_2K_24_235_CBR_STEM24_000.tif'
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infile = opj_data_file(relfile)
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data = skimage.io.imread(infile)
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with tempfile.NamedTemporaryFile(suffix='.j2k') as tfile:
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j = Jp2k(tfile.name, 'wb')
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with self.assertRaises(IOError):
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j.write(data, cinema2k=48, cratios=[200, 100, 50])
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def test_cinema4K_with_others(self):
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"""Can't specify cinema4k with any other options."""
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relfile = 'input/nonregression/ElephantDream_4K.tif'
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infile = opj_data_file(relfile)
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data = skimage.io.imread(infile)
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with tempfile.NamedTemporaryFile(suffix='.j2k') as tfile:
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j = Jp2k(tfile.name, 'wb')
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with self.assertRaises(IOError):
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j.write(data, cinema4k=True, cratios=[200, 100, 50])
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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@unittest.skipIf(NO_SKIMAGE_FREEIMAGE_SUPPORT,
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"Cannot read input image without scikit-image/freeimage")
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@unittest.skipIf(os.name == "nt", "no write support on windows, period")
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@unittest.skipIf(re.match(r'''(1|2.0.0)''',
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glymur.version.openjpeg_version) is not None,
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"Uses features not supported until 2.0.1")
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@unittest.skipIf(OPJ_DATA_ROOT is None,
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"OPJ_DATA_ROOT environment variable not set")
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class WriteCinemaWarns(CinemaBase):
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"""Tests for writing with openjp2 backend.
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These tests either roughly correspond with those tests with similar names
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in the OpenJPEG test suite or are closely associated. These tests issue
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warnings.
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"""
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def test_NR_ENC_ElephantDream_4K_tif_21_encode(self):
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relfile = 'input/nonregression/ElephantDream_4K.tif'
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infile = opj_data_file(relfile)
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@ -166,8 +178,6 @@ class TestSuiteWriteCinema(unittest.TestCase):
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codestream = j.get_codestream()
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self.check_cinema4k_codestream(codestream, (4096, 2160))
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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def test_NR_ENC_X_5_2K_24_235_CBR_STEM24_000_tif_19_encode(self):
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relfile = 'input/nonregression/X_5_2K_24_235_CBR_STEM24_000.tif'
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infile = opj_data_file(relfile)
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@ -180,8 +190,6 @@ class TestSuiteWriteCinema(unittest.TestCase):
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codestream = j.get_codestream()
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self.check_cinema2k_codestream(codestream, (2048, 857))
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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def test_NR_ENC_X_6_2K_24_FULL_CBR_CIRCLE_000_tif_20_encode(self):
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relfile = 'input/nonregression/X_6_2K_24_FULL_CBR_CIRCLE_000.tif'
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infile = opj_data_file(relfile)
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@ -194,8 +202,6 @@ class TestSuiteWriteCinema(unittest.TestCase):
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codestream = j.get_codestream()
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self.check_cinema2k_codestream(codestream, (2048, 1080))
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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def test_NR_ENC_X_6_2K_24_FULL_CBR_CIRCLE_000_tif_17_encode(self):
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relfile = 'input/nonregression/X_6_2K_24_FULL_CBR_CIRCLE_000.tif'
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infile = opj_data_file(relfile)
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@ -208,8 +214,6 @@ class TestSuiteWriteCinema(unittest.TestCase):
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codestream = j.get_codestream()
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self.check_cinema2k_codestream(codestream, (2048, 1080))
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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def test_NR_ENC_X_5_2K_24_235_CBR_STEM24_000_tif_16_encode(self):
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relfile = 'input/nonregression/X_5_2K_24_235_CBR_STEM24_000.tif'
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infile = opj_data_file(relfile)
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@ -224,8 +228,6 @@ class TestSuiteWriteCinema(unittest.TestCase):
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codestream = j.get_codestream()
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self.check_cinema2k_codestream(codestream, (2048, 857))
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@unittest.skipIf(WARNING_INFRASTRUCTURE_ISSUE, WARNING_INFRASTRUCTURE_MSG)
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def test_NR_ENC_X_4_2K_24_185_CBR_WB_000_tif_18_encode(self):
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relfile = 'input/nonregression/X_4_2K_24_185_CBR_WB_000.tif'
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infile = opj_data_file(relfile)
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@ -241,6 +243,7 @@ class TestSuiteWriteCinema(unittest.TestCase):
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codestream = j.get_codestream()
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self.check_cinema2k_codestream(codestream, (1998, 1080))
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@unittest.skipIf(NO_SKIMAGE_FREEIMAGE_SUPPORT,
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"Cannot read input image without scikit-image/freeimage")
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@unittest.skipIf(os.name == "nt", "Temporary file issue on window.")
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@ -882,155 +882,6 @@ class TestPrintingOpjDataRootWarns(unittest.TestCase):
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actual = fake_out.getvalue().strip()
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self.assertEqual(actual, fixtures.issue_186_progression_order)
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def test_crg(self):
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"""verify printing of CRG segment"""
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filename = opj_data_file('input/conformance/p0_03.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream()
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[-5])
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actual = fake_out.getvalue().strip()
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lines = ['CRG marker segment @ (87, 6)',
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' Vertical, Horizontal offset: (0.50, 1.00)']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_rgn(self):
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"""verify printing of RGN segment"""
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filename = opj_data_file('input/conformance/p0_03.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream(header_only=False)
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[12])
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actual = fake_out.getvalue().strip()
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lines = ['RGN marker segment @ (310, 5)',
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' Associated component: 0',
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' ROI style: 0',
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' Parameter: 7']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_sop(self):
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"""verify printing of SOP segment"""
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filename = opj_data_file('input/conformance/p0_03.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream(header_only=False)
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[-2])
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actual = fake_out.getvalue().strip()
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lines = ['SOP marker segment @ (12836, 4)',
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' Nsop: 15']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_cme(self):
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"""Test printing a CME or comment marker segment."""
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filename = opj_data_file('input/conformance/p0_02.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream()
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# 2nd to last segment in the main header
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[-2])
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actual = fake_out.getvalue().strip()
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lines = ['CME marker segment @ (85, 45)',
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' "Creator: AV-J2K (c) 2000,2001 Algo Vision"']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_plt_segment(self):
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"""verify printing of PLT segment"""
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filename = opj_data_file('input/conformance/p0_07.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream(header_only=False)
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[49935])
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actual = fake_out.getvalue().strip()
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lines = ['PLT marker segment @ (7871146, 38)',
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' Index: 0',
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' Iplt: [9, 122, 19, 30, 27, 9, 41, 62, 18, 29, 261,'
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+ ' 55, 82, 299, 93, 941, 951, 687, 1729, 1443, 1008, 2168,'
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+ ' 2188, 2223]']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_pod_segment(self):
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"""verify printing of POD segment"""
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filename = opj_data_file('input/conformance/p0_13.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream()
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[8])
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actual = fake_out.getvalue().strip()
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lines = ['POD marker segment @ (878, 20)',
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' Progression change 0:',
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' Resolution index start: 0',
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' Component index start: 0',
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' Layer index end: 1',
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' Resolution index end: 33',
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' Component index end: 128',
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' Progression order: RLCP',
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' Progression change 1:',
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' Resolution index start: 0',
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' Component index start: 128',
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' Layer index end: 1',
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' Resolution index end: 33',
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' Component index end: 257',
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' Progression order: CPRL']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_ppm_segment(self):
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"""verify printing of PPM segment"""
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filename = opj_data_file('input/conformance/p1_03.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream()
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[9])
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actual = fake_out.getvalue().strip()
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lines = ['PPM marker segment @ (213, 43712)',
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' Index: 0',
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' Data: 43709 uninterpreted bytes']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_ppt_segment(self):
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"""verify printing of ppt segment"""
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filename = opj_data_file('input/conformance/p1_06.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream(header_only=False)
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[6])
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actual = fake_out.getvalue().strip()
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lines = ['PPT marker segment @ (155, 109)',
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' Index: 0',
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' Packet headers: 106 uninterpreted bytes']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_tlm_segment(self):
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"""verify printing of TLM segment"""
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filename = opj_data_file('input/conformance/p0_15.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream()
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[10])
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actual = fake_out.getvalue().strip()
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lines = ['TLM marker segment @ (268, 28)',
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' Index: 0',
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' Tile number: (0, 1, 2, 3)',
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' Length: (4267, 2117, 4080, 2081)']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_xml(self):
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"""verify printing of XML box"""
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filename = opj_data_file('input/conformance/file1.jp2')
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@ -1072,17 +923,6 @@ class TestPrintingOpjDataRootWarns(unittest.TestCase):
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_componentmapping_box_alpha(self):
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"""Verify __repr__ method on cmap box."""
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cmap = glymur.jp2box.ComponentMappingBox(component_index=(0, 0, 0),
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mapping_type=(1, 1, 1),
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palette_index=(0, 1, 2))
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newbox = eval(repr(cmap))
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self.assertEqual(newbox.box_id, 'cmap')
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self.assertEqual(newbox.component_index, (0, 0, 0))
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self.assertEqual(newbox.mapping_type, (1, 1, 1))
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self.assertEqual(newbox.palette_index, (0, 1, 2))
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def test_palette7(self):
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"""verify printing of pclr box"""
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filename = opj_data_file('input/conformance/file9.jp2')
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@ -1106,27 +946,6 @@ class TestPrintingOpjDataRootWarns(unittest.TestCase):
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actual = fake_out.getvalue().strip()
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self.assertEqual(actual, fixtures.text_GBR_rreq)
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def test_differing_subsamples(self):
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"""verify printing of SIZ with different subsampling... Issue 86."""
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filename = opj_data_file('input/conformance/p0_05.j2k')
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j = glymur.Jp2k(filename)
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codestream = j.get_codestream()
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with patch('sys.stdout', new=StringIO()) as fake_out:
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print(codestream.segment[1])
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actual = fake_out.getvalue().strip()
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lines = ['SIZ marker segment @ (2, 50)',
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' Profile: 0',
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' Reference Grid Height, Width: (1024 x 1024)',
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' Vertical, Horizontal Reference Grid Offset: (0 x 0)',
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' Reference Tile Height, Width: (1024 x 1024)',
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' Vertical, Horizontal Reference Tile Offset: (0 x 0)',
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' Bitdepth: (8, 8, 8, 8)',
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' Signed: (False, False, False, False)',
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' Vertical, Horizontal Subsampling: '
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+ '((1, 1), (1, 1), (2, 2), (2, 2))']
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expected = '\n'.join(lines)
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self.assertEqual(actual, expected)
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def test_palette_box(self):
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"""Verify that palette (pclr) boxes are printed without error."""
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filename = opj_data_file('input/conformance/file9.jp2')
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