transform = PyOpenColorIO.GroupTransform()
transform.setTransforms([transform_bt709_to_xyz, transform_bt2020_to_xyz])
colorspace.setTransform(
transform, PyOpenColorIO.Constants.COLORSPACE_DIR_TO_REFERENCE)
config.addColorSpace(colorspace)
# Full colorimetric sRGB 2.2 transform
colorspace = PyOpenColorIO.ColorSpace(family="Colorimetry",
name="BT.709 E2.2 Nonlinear")
colorspace.setDescription("Colorimetric BT.709 2.2 Transfer")
transform_transfer = PyOpenColorIO.ExponentTransform()
transform_transfer.setValue([2.2, 2.2, 2.2, 1.])
# This should likely be a *nonlinear* transfer function
# to scale the range down to 80 nits but hold middle grey
# at 18-20 nit range.
transform_scale = PyOpenColorIO.AllocationTransform()
transform_scale.setAllocation(PyOpenColorIO.Constants.ALLOCATION_UNIFORM)
transform_scale.setVars([0.0, 1.25])
transform_colorimetry = PyOpenColorIO.ColorSpaceTransform()
transform_colorimetry.setSrc("BT.709 SR Linear")
transform_colorimetry.setDst("BT.2020 SR Linear")
transform = PyOpenColorIO.GroupTransform()
transform.setTransforms(
[transform_transfer, transform_scale, transform_colorimetry])
colorspace.setTransform(
transform, PyOpenColorIO.Constants.COLORSPACE_DIR_TO_REFERENCE)
config.addColorSpace(colorspace)
# Full colorimetric BT.2020 ST.2084 transform
colorspace = PyOpenColorIO.ColorSpace(family="Colorimetry",
aliases=["Linear", "Linear Tristimulus"]
)
# AgX
transform_list = [
PyOpenColorIO.RangeTransform(
minInValue=0.0,
minOutValue=0.0
),
PyOpenColorIO.MatrixTransform(
AgX.shape_OCIO_matrix(AgX.AgX_compressed_matrix())
),
PyOpenColorIO.AllocationTransform(
allocation=PyOpenColorIO.Allocation.ALLOCATION_LG2,
vars=[
AgX.calculate_OCIO_log2(AgX_min_EV),
AgX.calculate_OCIO_log2(AgX_max_EV)
]
)
]
config, colourspace = AgX.add_colourspace(
config=config,
family="Log Encodings",
name="AgX Log (Kraken)",
description="AgX Log, (Kraken)",
aliases=["Log", "AgX Log", "Kraken", "AgX Kraken Log"],
transforms=transform_list
)
####
def test_interface(self):
### AllocationTransform ###
at = OCIO.AllocationTransform()
self.assertEqual(OCIO.Constants.ALLOCATION_UNIFORM, at.getAllocation())
at.setAllocation(OCIO.Constants.ALLOCATION_LG2)
self.assertEqual(OCIO.Constants.ALLOCATION_LG2, at.getAllocation())
self.assertEqual(0, at.getNumVars())
at.setVars([0.1, 0.2, 0.3])
self.assertEqual(3, at.getNumVars())
newvars = at.getVars()
self.assertAlmostEqual(0.2, newvars[1], delta=1e-8)
at2 = OCIO.AllocationTransform(OCIO.Constants.ALLOCATION_LG2,
[0.1, 0.2, 0.3],
OCIO.Constants.TRANSFORM_DIR_INVERSE)
self.assertEqual(OCIO.Constants.ALLOCATION_LG2, at2.getAllocation())
self.assertEqual(3, at2.getNumVars())
newvars2 = at2.getVars()
for i in range(0, 3):
self.assertAlmostEqual(float(i + 1) / 10.0,
newvars2[i],
delta=1e-7)
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_INVERSE,
at2.getDirection())
at3 = OCIO.AllocationTransform(
allocation=OCIO.Constants.ALLOCATION_LG2,
vars=[0.1, 0.2, 0.3],
direction=OCIO.Constants.TRANSFORM_DIR_INVERSE)
self.assertEqual(OCIO.Constants.ALLOCATION_LG2, at3.getAllocation())
self.assertEqual(3, at3.getNumVars())
newvars3 = at3.getVars()
for i in range(0, 3):
self.assertAlmostEqual(float(i + 1) / 10.0,
newvars3[i],
delta=1e-7)
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_INVERSE,
at3.getDirection())
### Base Transform method tests ###
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_FORWARD,
at.getDirection())
at.setDirection(OCIO.Constants.TRANSFORM_DIR_UNKNOWN)
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_UNKNOWN,
at.getDirection())
### CDLTransform ###
cdl = OCIO.CDLTransform()
CC = "<ColorCorrection id=\"foo\">\n"
CC += " <SOPNode>\n"
CC += " <Description>this is a description</Description>\n"
CC += " <Slope>1.1 1.2 1.3</Slope>\n"
CC += " <Offset>2.1 2.2 2.3</Offset>\n"
CC += " <Power>3.1 3.2 3.3</Power>\n"
CC += " </SOPNode>\n"
CC += " <SatNode>\n"
CC += " <Saturation>0.7</Saturation>\n"
CC += " </SatNode>\n"
CC += "</ColorCorrection>"
# Don't want to deal with getting the correct path so this runs
#cdlfile = OCIO.CDLTransform().CreateFromFile("../OpenColorIO/src/jniglue/tests/org/OpenColorIO/test.cc", "foo")
#self.assertEqual(CC, cdlfile.getXML())
cdl.setXML(CC)
self.assertEqual(CC, cdl.getXML())
match = cdl.createEditableCopy()
match.setOffset([1.0, 1.0, 1.0])
self.assertEqual(False, cdl.equals(match))
cdl.setSlope([0.1, 0.2, 0.3])
cdl.setOffset([1.1, 1.2, 1.3])
cdl.setPower([2.1, 2.2, 2.3])
cdl.setSat(0.5)
CC2 = "<ColorCorrection id=\"foo\">\n"
CC2 += " <SOPNode>\n"
CC2 += " <Description>this is a description</Description>\n"
CC2 += " <Slope>0.1 0.2 0.3</Slope>\n"
CC2 += " <Offset>1.1 1.2 1.3</Offset>\n"
CC2 += " <Power>2.1 2.2 2.3</Power>\n"
CC2 += " </SOPNode>\n"
CC2 += " <SatNode>\n"
CC2 += " <Saturation>0.5</Saturation>\n"
CC2 += " </SatNode>\n"
CC2 += "</ColorCorrection>"
self.assertEqual(CC2, cdl.getXML())
cdl.setSOP([1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9])
newsop = cdl.getSOP()
self.assertAlmostEqual(1.5, newsop[4], delta=1e-8)
slope = cdl.getSlope()
self.assertAlmostEqual(1.2, slope[1], delta=1e-7)
offset = cdl.getOffset()
self.assertAlmostEqual(1.6, offset[2], delta=1e-7)
power = cdl.getPower()
self.assertAlmostEqual(1.7, power[0], delta=1e-7)
self.assertAlmostEqual(0.5, cdl.getSat(), delta=1e-8)
luma = cdl.getSatLumaCoefs()
self.assertAlmostEqual(0.2126, luma[0], delta=1e-8)
self.assertAlmostEqual(0.7152, luma[1], delta=1e-8)
self.assertAlmostEqual(0.0722, luma[2], delta=1e-8)
cdl.setID("foobar123")
self.assertEqual("foobar123", cdl.getID())
cdl.setDescription("bar")
self.assertEqual("bar", cdl.getDescription())
cdl2 = OCIO.CDLTransform([0.1, 0.2, 0.3], [1.1, 1.2, 1.3],
[2.1, 2.2, 2.3], 0.5,
OCIO.Constants.TRANSFORM_DIR_INVERSE,
'foobar123', 'bar')
slope2 = cdl2.getSlope()
offset2 = cdl2.getOffset()
power2 = cdl2.getPower()
luma2 = cdl2.getSatLumaCoefs()
for i in range(0, 3):
self.assertAlmostEqual(float(i + 1) / 10.0, slope2[i], delta=1e-7)
self.assertAlmostEqual(float(i + 1) / 10.0 + 1,
offset2[i],
delta=1e-7)
self.assertAlmostEqual(float(i + 1) / 10.0 + 2,
power2[i],
delta=1e-7)
self.assertAlmostEqual(0.5, cdl2.getSat(), delta=1e-8)
self.assertAlmostEqual(0.2126, luma2[0], delta=1e-8)
self.assertAlmostEqual(0.7152, luma2[1], delta=1e-8)
self.assertAlmostEqual(0.0722, luma2[2], delta=1e-8)
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_INVERSE,
cdl2.getDirection())
self.assertEqual('foobar123', cdl2.getID())
self.assertEqual('bar', cdl2.getDescription())
cdl3 = OCIO.CDLTransform(
slope=[0.1, 0.2, 0.3],
offset=[1.1, 1.2, 1.3],
power=[2.1, 2.2, 2.3],
sat=0.5,
direction=OCIO.Constants.TRANSFORM_DIR_INVERSE,
id='foobar123',
description='bar')
slope3 = cdl2.getSlope()
offset3 = cdl2.getOffset()
power3 = cdl2.getPower()
luma3 = cdl2.getSatLumaCoefs()
for i in range(0, 3):
self.assertAlmostEqual(float(i + 1) / 10.0, slope3[i], delta=1e-7)
self.assertAlmostEqual(float(i + 1) / 10.0 + 1,
offset3[i],
delta=1e-7)
self.assertAlmostEqual(float(i + 1) / 10.0 + 2,
power3[i],
delta=1e-7)
self.assertAlmostEqual(0.5, cdl3.getSat(), delta=1e-8)
self.assertAlmostEqual(0.2126, luma3[0], delta=1e-8)
self.assertAlmostEqual(0.7152, luma3[1], delta=1e-8)
self.assertAlmostEqual(0.0722, luma3[2], delta=1e-8)
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_INVERSE,
cdl3.getDirection())
self.assertEqual('foobar123', cdl3.getID())
self.assertEqual('bar', cdl3.getDescription())
### ColorSpaceTransform ###
ct = OCIO.ColorSpaceTransform()
ct.setSrc("foo")
self.assertEqual("foo", ct.getSrc())
ct.setDst("bar")
self.assertEqual("bar", ct.getDst())
### DisplayTransform ###
dt = OCIO.DisplayTransform()
dt.setInputColorSpaceName("lin18")
self.assertEqual("lin18", dt.getInputColorSpaceName())
dt.setLinearCC(ct)
foo = dt.getLinearCC()
dt.setColorTimingCC(cdl)
blah = dt.getColorTimingCC()
dt.setChannelView(at)
wee = dt.getChannelView()
dt.setDisplay("sRGB")
self.assertEqual("sRGB", dt.getDisplay())
dt.setView("foobar")
self.assertEqual("foobar", dt.getView())
cdl.setXML(CC)
dt.setDisplayCC(cdl)
cdldt = dt.getDisplayCC()
self.assertEqual(CC, cdldt.getXML())
dt.setLooksOverride("darkgrade")
self.assertEqual("darkgrade", dt.getLooksOverride())
dt.setLooksOverrideEnabled(True)
self.assertEqual(True, dt.getLooksOverrideEnabled())
dt2 = OCIO.DisplayTransform("lin18", "sRGB", "foobar",
OCIO.Constants.TRANSFORM_DIR_INVERSE)
self.assertEqual("lin18", dt2.getInputColorSpaceName())
self.assertEqual("sRGB", dt2.getDisplay())
self.assertEqual("foobar", dt2.getView())
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_INVERSE,
dt2.getDirection())
dt3 = OCIO.DisplayTransform(
inputColorSpaceName="lin18",
display="sRGB",
view="foobar",
direction=OCIO.Constants.TRANSFORM_DIR_INVERSE)
self.assertEqual("lin18", dt3.getInputColorSpaceName())
self.assertEqual("sRGB", dt3.getDisplay())
self.assertEqual("foobar", dt3.getView())
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_INVERSE,
dt3.getDirection())
### ExponentTransform ###
et = OCIO.ExponentTransform()
et.setValue([0.1, 0.2, 0.3, 0.4])
evals = et.getValue()
self.assertAlmostEqual(0.3, evals[2], delta=1e-7)
### FileTransform ###
ft = OCIO.FileTransform()
ft.setSrc("foo")
self.assertEqual("foo", ft.getSrc())
ft.setCCCId("foobar")
self.assertEqual("foobar", ft.getCCCId())
ft.setInterpolation(OCIO.Constants.INTERP_NEAREST)
self.assertEqual(OCIO.Constants.INTERP_NEAREST, ft.getInterpolation())
self.assertEqual(24, ft.getNumFormats())
self.assertEqual("flame", ft.getFormatNameByIndex(0))
self.assertEqual("3dl", ft.getFormatExtensionByIndex(0))
### GroupTransform ###
gt = OCIO.GroupTransform()
gt.push_back(et)
gt.push_back(ft)
self.assertEqual(2, gt.size())
self.assertEqual(False, gt.empty())
foo = gt.getTransform(0)
self.assertEqual(OCIO.Constants.TRANSFORM_DIR_FORWARD,
foo.getDirection())
gt.clear()
self.assertEqual(0, gt.size())
### LogTransform ###
lt = OCIO.LogTransform()
lt.setBase(10.0)
self.assertEqual(10.0, lt.getBase())
### LookTransform ###
lkt = OCIO.LookTransform()
lkt.setSrc("foo")
self.assertEqual("foo", lkt.getSrc())
lkt.setDst("bar")
self.assertEqual("bar", lkt.getDst())
lkt.setLooks("bar;foo")
self.assertEqual("bar;foo", lkt.getLooks())
### MatrixTransform ###
mt = OCIO.MatrixTransform()
mmt = mt.createEditableCopy()
mt.setValue([
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3,
1.4, 1.5, 1.6
], [0.1, 0.2, 0.3, 0.4])
self.assertEqual(False, mt.equals(mmt))
m44_1, offset_1 = mt.getValue()
self.assertAlmostEqual(0.3, m44_1[2], delta=1e-7)
self.assertAlmostEqual(0.2, offset_1[1], delta=1e-7)
mt.setMatrix([
1.1, 1.2, 1.3, 1.4, 1.5, 1.6, 1.7, 1.8, 1.9, 2.0, 2.1, 2.2, 2.3,
2.4, 2.5, 2.6
])
m44_2 = mt.getMatrix()
self.assertAlmostEqual(1.3, m44_2[2], delta=1e-7)
mt.setOffset([1.1, 1.2, 1.3, 1.4])
offset_2 = mt.getOffset()
self.assertAlmostEqual(1.4, offset_2[3])
mt.Fit([0.1, 0.1, 0.1, 0.1], [0.9, 0.9, 0.9, 0.9],
[0.0, 0.0, 0.0, 0.0], [1.1, 1.1, 1.1, 1.1])
m44_3 = mt.getMatrix()
self.assertAlmostEqual(1.3, m44_3[2], delta=1e-7)
m44_3, offset_2 = mt.Identity()
self.assertAlmostEqual(0.0, m44_3[1], delta=1e-7)
m44_2, offset_2 = mt.Sat(0.5, [0.2126, 0.7152, 0.0722])
self.assertAlmostEqual(0.3576, m44_2[1], delta=1e-7)
m44_2, offset_2 = mt.Scale([0.9, 0.8, 0.7, 1.])
self.assertAlmostEqual(0.9, m44_2[0], delta=1e-7)
m44_2, offset_2 = mt.View([1, 1, 1, 0], [0.2126, 0.7152, 0.0722])
self.assertAlmostEqual(0.0722, m44_2[2], delta=1e-7)
mt4 = OCIO.MatrixTransform([
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2, 1.3,
1.4, 1.5, 1.6
], [0.1, 0.2, 0.3, 0.4], OCIO.Constants.TRANSFORM_DIR_INVERSE)
m44_4, offset_4 = mt4.getValue()
for i in range(0, 16):
self.assertAlmostEqual(float(i + 1) / 10.0, m44_4[i], delta=1e-7)
for i in range(0, 4):
self.assertAlmostEqual(float(i + 1) / 10.0,
offset_4[i],
delta=1e-7)
self.assertEqual(mt4.getDirection(),
OCIO.Constants.TRANSFORM_DIR_INVERSE)
mt5 = OCIO.MatrixTransform(
matrix=[
0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2,
1.3, 1.4, 1.5, 1.6
],
offset=[0.1, 0.2, 0.3, 0.4],
direction=OCIO.Constants.TRANSFORM_DIR_INVERSE)
m44_5, offset_5 = mt5.getValue()
for i in range(0, 16):
self.assertAlmostEqual(float(i + 1) / 10.0, m44_5[i], delta=1e-7)
for i in range(0, 4):
self.assertAlmostEqual(float(i + 1) / 10.0,
offset_5[i],
delta=1e-7)
self.assertEqual(mt5.getDirection(),
OCIO.Constants.TRANSFORM_DIR_INVERSE)
def setUp(self):
self.allo_tr = OCIO.AllocationTransform()
