cs.from_reference_transforms = []
return cs
+# -------------------------------------------------------------------------
+# *Generic Log Transform*
+# -------------------------------------------------------------------------
+def create_generic_log(aces_ctl_directory,
+ lut_directory,
+ lut_resolution_1d,
+ cleanup,
+ name='log',
+ aliases=[],
+ min_value=0,
+ max_value=1,
+ input_scale=1,
+ middle_grey=0.18,
+ min_exposure=-6,
+ max_exposure=6.5):
+ """
+ Creates the *Generic Log* colorspace.
+
+ Parameters
+ ----------
+ parameter : type
+ Parameter description.
+
+ Returns
+ -------
+ Colorspace
+ *Generic Log* colorspace.
+ """
+
+ cs = ColorSpace(name)
+ cs.description = 'The %s color space' % name
+ cs.aliases = aliases
+ cs.equality_group = name
+ cs.family = 'Utility'
+ cs.is_data = False
+
+ ctls = [os.path.join(
+ aces_ctl_directory,
+ 'utilities',
+ 'ACESlib.OCIO_shaper_log2_to_lin_param.a1.0.0.ctl')]
+ lut = '%s_to_linear.spi1d' % name
+
+ lut = sanitize(lut)
+
+ generate_1d_LUT_from_CTL(
+ os.path.join(lut_directory, lut),
+ ctls,
+ lut_resolution_1d,
+ 'float',
+ input_scale,
+ 1,
+ {'middleGrey': middle_grey,
+ 'minExposure': min_exposure,
+ 'maxExposure': max_exposure},
+ cleanup,
+ aces_ctl_directory,
+ min_value,
+ max_value,
+ 1)
+
+ cs.to_reference_transforms = []
+ cs.to_reference_transforms.append({
+ 'type': 'lutFile',
+ 'path': lut,
+ 'interpolation': 'linear',
+ 'direction': 'forward'})
+
+ cs.from_reference_transforms = []
+ return cs
+
+# -------------------------------------------------------------------------
+# *base Dolby PQ Transform*
+# -------------------------------------------------------------------------
+def create_dolbypq(aces_CTL_directory,
+ lut_directory,
+ lut_resolution_1d,
+ cleanup,
+ name='pq',
+ aliases=[],
+ min_value=0.0,
+ max_value=1.0,
+ input_scale=1.0):
+ cs = ColorSpace(name)
+ cs.description = 'The %s color space' % name
+ cs.aliases = aliases
+ cs.equality_group = name
+ cs.family = 'Utility'
+ cs.is_data = False
+
+ ctls = [os.path.join(
+ aces_CTL_directory,
+ 'utilities',
+ 'ACESlib.OCIO_shaper_dolbypq_to_lin.a1.0.0.ctl')]
+ lut = '%s_to_linear.spi1d' % name
+
+ lut = sanitize(lut)
+
+ generate_1d_LUT_from_CTL(
+ os.path.join(lut_directory, lut),
+ ctls,
+ lut_resolution_1d,
+ 'float',
+ input_scale,
+ 1.0,
+ {},
+ cleanup,
+ aces_CTL_directory,
+ min_value,
+ max_value)
+
+ cs.to_reference_transforms = []
+ cs.to_reference_transforms.append({
+ 'type': 'lutFile',
+ 'path': lut,
+ 'interpolation': 'linear',
+ 'direction': 'forward'})
+
+ cs.from_reference_transforms = []
+ return cs
+
+# -------------------------------------------------------------------------
+# *Dolby PQ Transform that considers a fixed linear range*
+# -------------------------------------------------------------------------
+def create_dolbypq_scaled(aces_CTL_directory,
+ lut_directory,
+ lut_resolution_1d,
+ cleanup,
+ name='pq',
+ aliases=[],
+ min_value=0.0,
+ max_value=1.0,
+ input_scale=1.0,
+ middle_grey=0.18,
+ min_exposure=-6.0,
+ max_exposure=6.5):
+ cs = ColorSpace(name)
+ cs.description = 'The %s color space' % name
+ cs.aliases = aliases
+ cs.equality_group = name
+ cs.family = 'Utility'
+ cs.is_data = False
+
+ ctls = [os.path.join(
+ aces_CTL_directory,
+ 'utilities',
+ 'ACESlib.OCIO_shaper_dolbypq_to_lin_param.a1.0.0.ctl')]
+ lut = '%s_to_linear.spi1d' % name
+
+ lut = sanitize(lut)
+
+ generate_1d_LUT_from_CTL(
+ os.path.join(lut_directory, lut),
+ ctls,
+ lut_resolution_1d,
+ 'float',
+ input_scale,
+ 1.0,
+ {'middleGrey': middle_grey,
+ 'minExposure': min_exposure,
+ 'maxExposure': max_exposure},
+ cleanup,
+ aces_CTL_directory,
+ min_value,
+ max_value)
+
+ cs.to_reference_transforms = []
+ cs.to_reference_transforms.append({
+ 'type': 'lutFile',
+ 'path': lut,
+ 'interpolation': 'linear',
+ 'direction': 'forward'})
+ cs.from_reference_transforms = []
+ return cs
+
+# -------------------------------------------------------------------------
+# *Individual LMT*
+# -------------------------------------------------------------------------
def create_ACES_LMT(lmt_name,
lmt_values,
shaper_info,
shaper_input_scale,
shaper_params) = shaper_info
+ # Add the shaper transform
shaper_lut = '%s_to_linear.spi1d' % shaper_name
- if not os.path.exists(os.path.join(lut_directory, shaper_lut)):
- ctls = [shaper_to_ACES_CTL % aces_ctl_directory]
-
- shaper_lut = sanitize(shaper_lut)
-
- generate_1d_LUT_from_CTL(
- os.path.join(lut_directory, shaper_lut),
- ctls,
- lut_resolution_1d,
- 'float',
- 1 / shaper_input_scale,
- 1,
- shaper_params,
- cleanup,
- aces_ctl_directory,
- 0,
- 1,
- 1)
+ shaper_lut = sanitize(shaper_lut)
shaper_OCIO_transform = {
'type': 'lutFile',
return cs
+# -------------------------------------------------------------------------
+# *LMTs*
+# -------------------------------------------------------------------------
+def create_LMTs(aces_ctl_directory,
+ lut_directory,
+ lut_resolution_1d,
+ lut_resolution_3d,
+ lmt_info,
+ shaper_name,
+ cleanup):
+ """
+ Object description.
+
+ Parameters
+ ----------
+ parameter : type
+ Parameter description.
+
+ Returns
+ -------
+ type
+ Return value description.
+ """
+
+ colorspaces = []
+
+ # -------------------------------------------------------------------------
+ # *LMT Shaper*
+ # -------------------------------------------------------------------------
+ lmt_lut_resolution_1d = max(4096, lut_resolution_1d)
+ lmt_lut_resolution_3d = max(65, lut_resolution_3d)
+
+ # Defining the *Log 2* shaper.
+ lmt_shaper_name = 'LMT Shaper'
+ lmt_shaper_name_aliases = ['crv_lmtshaper']
+ lmt_params = {
+ 'middleGrey': 0.18,
+ 'minExposure': -10,
+ 'maxExposure': 6.5}
+ lmt_shaper = create_generic_log(aces_ctl_directory,
+ lut_directory,
+ lmt_lut_resolution_1d,
+ cleanup,
+ name=lmt_shaper_name,
+ middle_grey=lmt_params['middleGrey'],
+ min_exposure=lmt_params['minExposure'],
+ max_exposure=lmt_params['maxExposure'],
+ aliases=lmt_shaper_name_aliases)
+ colorspaces.append(lmt_shaper)
+
+ shaper_input_scale_generic_log2 = 1
+
+ # *Log 2* shaper name and *CTL* transforms bundled up.
+ lmt_shaper_data = [
+ lmt_shaper_name,
+ os.path.join('%s',
+ 'utilities',
+ 'ACESlib.OCIO_shaper_log2_to_lin_param.a1.0.0.ctl'),
+ os.path.join('%s',
+ 'utilities',
+ 'ACESlib.OCIO_shaper_lin_to_log2_param.a1.0.0.ctl'),
+ shaper_input_scale_generic_log2,
+ lmt_params]
+
+ sorted_LMTs = sorted(lmt_info.iteritems(), key=lambda x: x[1])
+ print(sorted_LMTs)
+ for lmt in sorted_LMTs:
+ lmt_name, lmt_values = lmt
+ lmt_aliases = ["look_%s" % compact(lmt_values['transformUserName'])]
+ cs = create_ACES_LMT(
+ lmt_values['transformUserName'],
+ lmt_values,
+ lmt_shaper_data,
+ aces_ctl_directory,
+ lut_directory,
+ lmt_lut_resolution_1d,
+ lmt_lut_resolution_3d,
+ cleanup,
+ lmt_aliases)
+ colorspaces.append(cs)
+
+ return colorspaces
+
+# -------------------------------------------------------------------------
+# *ACES RRT* with supplied *ODT*.
+# -------------------------------------------------------------------------
def create_ACES_RRT_plus_ODT(odt_name,
odt_values,
shaper_info,
else:
shaper_params['legalRange'] = 0
+ # Add the shaper transform
shaper_lut = '%s_to_linear.spi1d' % shaper_name
- if not os.path.exists(os.path.join(lut_directory, shaper_lut)):
- ctls = [shaper_to_ACES_CTL % aces_ctl_directory]
-
- shaper_lut = sanitize(shaper_lut)
-
- generate_1d_LUT_from_CTL(
- os.path.join(lut_directory, shaper_lut),
- ctls,
- lut_resolution_1d,
- 'float',
- 1 / shaper_input_scale,
- 1,
- shaper_params,
- cleanup,
- aces_ctl_directory,
- 0,
- 1,
- 1)
+ shaper_lut = sanitize(shaper_lut)
shaper_OCIO_transform = {
'type': 'lutFile',
return cs
-
-def create_generic_log(aces_ctl_directory,
- lut_directory,
- lut_resolution_1d,
- cleanup,
- name='log',
- aliases=[],
- min_value=0,
- max_value=1,
- input_scale=1,
- middle_grey=0.18,
- min_exposure=-6,
- max_exposure=6.5):
- """
- Creates the *Generic Log* colorspace.
-
- Parameters
- ----------
- parameter : type
- Parameter description.
-
- Returns
- -------
- Colorspace
- *Generic Log* colorspace.
- """
-
- cs = ColorSpace(name)
- cs.description = 'The %s color space' % name
- cs.aliases = aliases
- cs.equality_group = name
- cs.family = 'Utility'
- cs.is_data = False
-
- ctls = [os.path.join(
- aces_ctl_directory,
- 'utilities',
- 'ACESlib.OCIO_shaper_log2_to_lin_param.a1.0.0.ctl')]
- lut = '%s_to_linear.spi1d' % name
-
- lut = sanitize(lut)
-
- generate_1d_LUT_from_CTL(
- os.path.join(lut_directory, lut),
- ctls,
- lut_resolution_1d,
- 'float',
- input_scale,
- 1,
- {'middleGrey': middle_grey,
- 'minExposure': min_exposure,
- 'maxExposure': max_exposure},
- cleanup,
- aces_ctl_directory,
- min_value,
- max_value,
- 1)
-
- cs.to_reference_transforms = []
- cs.to_reference_transforms.append({
- 'type': 'lutFile',
- 'path': lut,
- 'interpolation': 'linear',
- 'direction': 'forward'})
-
- cs.from_reference_transforms = []
- return cs
-
-
-def create_LMTs(aces_ctl_directory,
- lut_directory,
- lut_resolution_1d,
- lut_resolution_3d,
- lmt_info,
- shaper_name,
- cleanup):
- """
- Object description.
-
- Parameters
- ----------
- parameter : type
- Parameter description.
-
- Returns
- -------
- type
- Return value description.
- """
-
- colorspaces = []
-
- # -------------------------------------------------------------------------
- # *LMT Shaper*
- # -------------------------------------------------------------------------
- lmt_lut_resolution_1d = max(4096, lut_resolution_1d)
- lmt_lut_resolution_3d = max(65, lut_resolution_3d)
-
- # Defining the *Log 2* shaper.
- lmt_shaper_name = 'LMT Shaper'
- lmt_shaper_name_aliases = ['crv_lmtshaper']
- lmt_params = {
- 'middleGrey': 0.18,
- 'minExposure': -10,
- 'maxExposure': 6.5}
-
- lmt_shaper = create_generic_log(aces_ctl_directory,
- lut_directory,
- lmt_lut_resolution_1d,
- cleanup,
- name=lmt_shaper_name,
- middle_grey=lmt_params['middleGrey'],
- min_exposure=lmt_params['minExposure'],
- max_exposure=lmt_params['maxExposure'],
- aliases=lmt_shaper_name_aliases)
- colorspaces.append(lmt_shaper)
-
- shaper_input_scale_generic_log2 = 1
-
- # *Log 2* shaper name and *CTL* transforms bundled up.
- lmt_shaper_data = [
- lmt_shaper_name,
- os.path.join('%s',
- 'utilities',
- 'ACESlib.OCIO_shaper_log2_to_lin_param.a1.0.0.ctl'),
- os.path.join('%s',
- 'utilities',
- 'ACESlib.OCIO_shaper_lin_to_log2_param.a1.0.0.ctl'),
- shaper_input_scale_generic_log2,
- lmt_params]
-
- sorted_LMTs = sorted(lmt_info.iteritems(), key=lambda x: x[1])
- print(sorted_LMTs)
- for lmt in sorted_LMTs:
- lmt_name, lmt_values = lmt
- lmt_aliases = ["look_%s" % compact(lmt_values['transformUserName'])]
- cs = create_ACES_LMT(
- lmt_values['transformUserName'],
- lmt_values,
- lmt_shaper_data,
- aces_ctl_directory,
- lut_directory,
- lmt_lut_resolution_1d,
- lmt_lut_resolution_3d,
- cleanup,
- lmt_aliases)
- colorspaces.append(cs)
-
- return colorspaces
-
-
+# -------------------------------------------------------------------------
+# *ODTs*
+# -------------------------------------------------------------------------
def create_ODTs(aces_ctl_directory,
lut_directory,
lut_resolution_1d,
# Defining the *Log 2* shaper.
log2_shaper_name = shaper_name
- log2_shaper_name_aliases = ["crv_%s" % compact(shaper_name)]
+ log2_shaper_name_aliases = ["crv_%s" % compact(log2_shaper_name)]
log2_params = {
'middleGrey': 0.18,
'minExposure': -6,
'maxExposure': 6.5}
- log2_shaper = create_generic_log(
+ log2_shaper_colorspace = create_generic_log(
aces_ctl_directory,
lut_directory,
lut_resolution_1d,
min_exposure=log2_params['minExposure'],
max_exposure=log2_params['maxExposure'],
aliases=log2_shaper_name_aliases)
- colorspaces.append(log2_shaper)
+ colorspaces.append(log2_shaper_colorspace)
shaper_input_scale_generic_log2 = 1
shaper_data[log2_shaper_name] = log2_shaper_data
- # Shaper that also includes the AP1 primaries.
+ # Space with a more user-friendly name. Direct copy otherwise.
+ log2_shaper_copy_name = "Log2 Shaper"
+ log2_shaper_copy_colorspace = ColorSpace(log2_shaper_copy_name)
+ log2_shaper_copy_colorspace.description = 'The %s color space' % log2_shaper_copy_name
+ log2_shaper_copy_colorspace.aliases = [compact(log2_shaper_copy_name)]
+ log2_shaper_copy_colorspace.equality_group = log2_shaper_copy_name
+ log2_shaper_copy_colorspace.family = log2_shaper_colorspace.family
+ log2_shaper_copy_colorspace.is_data = log2_shaper_colorspace.is_data
+ log2_shaper_copy_colorspace.to_reference_transforms = list(log2_shaper_colorspace.to_reference_transforms)
+ log2_shaper_copy_colorspace.from_reference_transforms = list(log2_shaper_colorspace.from_reference_transforms)
+ colorspaces.append(log2_shaper_copy_colorspace)
+
+ # Defining the *Log2 shaper that includes the AP1* primaries.
# Needed for some LUT baking steps.
- log2_shaper_api1_name_aliases = ["%s_ap1" % compact(shaper_name)]
- log2_shaper_ap1 = create_generic_log(
- aces_ctl_directory,
- lut_directory,
- lut_resolution_1d,
- cleanup,
- name=log2_shaper_name,
- middle_grey=log2_params['middleGrey'],
- min_exposure=log2_params['minExposure'],
- max_exposure=log2_params['maxExposure'],
- aliases=log2_shaper_api1_name_aliases)
- log2_shaper_ap1.name = '%s - AP1' % log2_shaper_ap1.name
+ log2_shaper_api1_name = "%s - AP1" % "Log2 Shaper"
+ log2_shaper_api1_colorspace = ColorSpace(log2_shaper_api1_name)
+ log2_shaper_api1_colorspace.description = 'The %s color space' % log2_shaper_api1_name
+ log2_shaper_api1_colorspace.aliases = ["%s_ap1" % compact(log2_shaper_copy_name)]
+ log2_shaper_api1_colorspace.equality_group = log2_shaper_api1_name
+ log2_shaper_api1_colorspace.family = log2_shaper_colorspace.family
+ log2_shaper_api1_colorspace.is_data = log2_shaper_colorspace.is_data
+ log2_shaper_api1_colorspace.to_reference_transforms = list(log2_shaper_colorspace.to_reference_transforms)
+ log2_shaper_api1_colorspace.from_reference_transforms = list(log2_shaper_colorspace.from_reference_transforms)
# *AP1* primaries to *AP0* primaries.
- log2_shaper_ap1.to_reference_transforms.append({
+ log2_shaper_api1_colorspace.to_reference_transforms.append({
'type': 'matrix',
'matrix': mat44_from_mat33(ACES_AP1_TO_AP0),
'direction': 'forward'
})
- colorspaces.append(log2_shaper_ap1)
+ colorspaces.append(log2_shaper_api1_colorspace)
+ # Define the base *Dolby PQ Shaper*
+ #
+ dolbypq_shaper_name = "Dolby PQ 10000"
+ dolbypq_shaper_name_aliases = ["crv_%s" % "dolbypq_10000"]
+
+ dolbypq_shaper_colorspace = create_dolbypq(
+ aces_ctl_directory,
+ lut_directory,
+ lut_resolution_1d,
+ cleanup,
+ name=dolbypq_shaper_name,
+ aliases=dolbypq_shaper_name_aliases)
+ colorspaces.append(dolbypq_shaper_colorspace)
+
+ # *Dolby PQ* shaper name and *CTL* transforms bundled up.
+ dolbypq_shaper_data = [
+ dolbypq_shaper_name,
+ os.path.join('%s',
+ 'utilities',
+ 'ACESlib.OCIO_shaper_dolbypq_to_lin.a1.0.0.ctl'),
+ os.path.join('%s',
+ 'utilities',
+ 'ACESlib.OCIO_shaper_lin_to_dolbypq.a1.0.0.ctl'),
+ 1.0,
+ {}]
+
+ shaper_data[dolbypq_shaper_name] = dolbypq_shaper_data
+
+ # Define the *Dolby PQ Shaper that considers a fixed linear range*
+ #
+ dolbypq_scaled_shaper_name = "Dolby PQ Scaled"
+ dolbypq_scaled_shaper_name_aliases = ["crv_%s" % "dolbypq_scaled"]
+
+ dolbypq_scaled_shaper_colorspace = create_dolbypq_scaled(
+ aces_ctl_directory,
+ lut_directory,
+ lut_resolution_1d,
+ cleanup,
+ name=dolbypq_scaled_shaper_name,
+ aliases=dolbypq_scaled_shaper_name_aliases)
+ colorspaces.append(dolbypq_scaled_shaper_colorspace)
+
+ # *Dolby PQ* shaper name and *CTL* transforms bundled up.
+ dolbypq_scaled_shaper_data = [
+ dolbypq_scaled_shaper_name,
+ os.path.join('%s',
+ 'utilities',
+ 'ACESlib.OCIO_shaper_dolbypq_to_lin_param.a1.0.0.ctl'),
+ os.path.join('%s',
+ 'utilities',
+ 'ACESlib.OCIO_shaper_lin_to_dolbypq_param.a1.0.0.ctl'),
+ 1.0,
+ log2_params]
+
+ shaper_data[dolbypq_scaled_shaper_name] = dolbypq_scaled_shaper_data
+
+ #
+ # Pick a specific shaper
+ #
rrt_shaper = log2_shaper_data
+ #rrt_shaper = dolbypq_scaled_shaper_data
# *RRT + ODT* combinations.
sorted_odts = sorted(odt_info.iteritems(), key=lambda x: x[1])
ACEScc)
colorspaces.extend(odts)
- return ACES, colorspaces, displays, ACEScc
+ roles = {'color_picking' : ACEScg.name,
+ 'color_timing' : ACEScc.name,
+ 'compositing_log' : ACEScc.name,
+ 'data' : '',
+ 'default' : ACES.name,
+ 'matte_paint' : ACEScc.name,
+ 'reference' : '',
+ 'scene_linear' : ACEScg.name,
+ 'texture_paint' : ''}
+
+
+ return ACES, colorspaces, displays, ACEScc, roles
projects / OpenColorIO-Configs.git / blobdiff