def test_contructor(self):
"""
Test GradingToneTransform constructor without and with keywords.
"""
gtt = OCIO.GradingToneTransform()
self.assertEqual(gtt.getStyle(), OCIO.GRADING_LOG)
assertEqualTone(self, gtt.getValue(), self.valsDefaultLog)
self.assertEqual(gtt.isDynamic(), False)
self.assertEqual(gtt.getDirection(), OCIO.TRANSFORM_DIR_FORWARD)
gtt = OCIO.GradingToneTransform(OCIO.GRADING_LIN)
self.assertEqual(gtt.getStyle(), OCIO.GRADING_LIN)
assertEqualTone(self, gtt.getValue(), self.valsDefaultLin)
self.assertEqual(gtt.isDynamic(), False)
self.assertEqual(gtt.getDirection(), OCIO.TRANSFORM_DIR_FORWARD)
vals = OCIO.GradingTone(OCIO.GRADING_VIDEO)
vals.scontrast = 0.1
gtt = OCIO.GradingToneTransform(style=OCIO.GRADING_VIDEO,
values=vals,
dynamic=True,
dir=OCIO.TRANSFORM_DIR_INVERSE)
self.assertEqual(gtt.getStyle(), OCIO.GRADING_VIDEO)
self.assertEqual(gtt.isDynamic(), True)
self.assertEqual(gtt.getDirection(), OCIO.TRANSFORM_DIR_INVERSE)
assertEqualTone(self, gtt.getValue(), vals)
gtt = OCIO.GradingToneTransform(style=OCIO.GRADING_LOG,
dynamic=False,
dir=OCIO.TRANSFORM_DIR_INVERSE)
self.assertEqual(gtt.getStyle(), OCIO.GRADING_LOG)
self.assertEqual(gtt.isDynamic(), False)
self.assertEqual(gtt.getDirection(), OCIO.TRANSFORM_DIR_INVERSE)
assertEqualTone(self, gtt.getValue(), self.valsDefaultLog)
# Most values have to be in [0.01, 1.99].
vals.whites.red = 2.1
with self.assertRaises(OCIO.Exception):
OCIO.GradingToneTransform(values=vals)
# Gamma has to be above lower bound.
vals.whites.red = 1.1
vals.midtones.blue = 0.0001
with self.assertRaises(OCIO.Exception):
OCIO.GradingToneTransform(values=vals)
def test_values(self):
"""
Test setValue() and getValue().
"""
gtt = OCIO.GradingToneTransform(OCIO.GRADING_LOG)
vals = OCIO.GradingTone(OCIO.GRADING_LOG)
vals.midtones = OCIO.GradingRGBMSW(1.1, 0.9, 1.2, 1, 0.1, 1.2)
vals.scontrast = 1.1
gtt.setValue(vals)
assertEqualTone(self, gtt.getValue(), vals)
vals.shadows = OCIO.GradingRGBMSW(1, 1.1, 0.5, 1, 1.2, 0)
with self.assertRaises(AssertionError):
assertEqualTone(self, gtt.getValue(), vals)
gtt.setValue(vals)
assertEqualTone(self, gtt.getValue(), vals)