Add more utility CLFs, refactor RED (#64)

Signed-off-by: Doug Walker <doug.walker@autodesk.com>

Co-authored-by: Thomas Mansencal <thomas.mansencal@gmail.com>

Author: doug-walker

opencolorio_config_aces/clf/transforms/ocio/generate.py

@@ -26,7 +26,6 @@
 
 __all__ = [
     "generate_clf_ocio_input",
-    "generate_clf_vendor_input",
     "generate_clf_utility",
 ]
 
@@ -60,28 +59,6 @@ def generate_clf_ocio_input():
     )
 
 
-def generate_clf_vendor_input():
-    """Generate Vendor Input CLF transforms."""
-
-    dest_dir = THIS_DIR / "input"
-    if not dest_dir.exists():
-        dest_dir.mkdir()
-
-    config = ocio.Config.CreateRaw()
-
-    generate_clf(
-        config.getProcessor(
-            ocio.BuiltinTransform(style="RED_LOG3G10-RWG_to_ACES2065-1")
-        ).createGroupTransform(),
-        TF_ID_PREFIX + "RED:Input:Log3G10_RWG_to_ACES2065-1" + TF_ID_SUFFIX,
-        "RED Log3G10 REDWideGamutRGB to ACES2065-1",
-        dest_dir / ("RED.Log3G10_RWG_to_ACES2065-1" + CLF_SUFFIX),
-        "RED Log3G10 REDWideGamutRGB",
-        "ACES2065-1",
-        "urn:ampas:aces:transformId:v1.5:IDT.RED.Log3G10_RWG.a1.v1",
-    )
-
-
 def generate_clf_utility():
     """Generate OCIO Utility CLF transforms."""
 
@@ -107,6 +84,28 @@ def generate_clf_utility():
         "generic gamma-corrected RGB",
     )
 
+    generate_clf(
+        ocio.GroupTransform(transforms=[create_gamma("Rec709")]),
+        TF_ID_PREFIX + "OCIO:Utility:Linear_to_Rec709-Camera" + TF_ID_SUFFIX,
+        "Linear to Rec709-Camera",
+        dest_dir / ("OCIO.Utility.Linear_to_Rec709-Camera" + CLF_SUFFIX),
+        "generic linear RGB",
+        "generic gamma-corrected RGB",
+    )
+
+    generate_clf(
+        ocio.GroupTransform(
+            transforms=[
+                ocio.BuiltinTransform(style="CURVE - LINEAR_to_ST-2084")
+            ]
+        ),
+        TF_ID_PREFIX + "OCIO:Utility:Linear_to_ST2084" + TF_ID_SUFFIX,
+        "Linear to ST2084",
+        dest_dir / ("OCIO.Utility.Linear_to_ST2084" + CLF_SUFFIX),
+        "generic linear RGB",
+        "generic ST2084 (PQ) encoded RGB",
+    )
+
     generate_clf(
         ocio.GroupTransform(
             transforms=[create_conversion_matrix("ACES2065-1", "P3-D65")]
@@ -184,6 +183,20 @@ def generate_clf_utility():
         "2.4 gamma-corrected Rec.709 primaries, D65 white point",
     )
 
+    generate_clf(
+        ocio.GroupTransform(
+            transforms=[
+                create_conversion_matrix("ACES2065-1", "ITU-R BT.709"),
+                create_gamma("Rec709"),
+            ]
+        ),
+        TF_ID_PREFIX + "OCIO:Utility:AP0_to_Rec709-Camera" + TF_ID_SUFFIX,
+        "AP0 to Rec.709 - Camera",
+        dest_dir / ("OCIO.Utility.AP0_to_Rec709-Camera" + CLF_SUFFIX),
+        "ACES2065-1",
+        "Rec.709 camera OETF Rec.709 primaries, D65 white point",
+    )
+
     generate_clf(
         ocio.GroupTransform(
             transforms=[
@@ -201,5 +214,4 @@ def generate_clf_utility():
 
 if __name__ == "__main__":
     generate_clf_ocio_input()
-    generate_clf_vendor_input()
     generate_clf_utility()

opencolorio_config_aces/clf/transforms/ocio/utility/OCIO.Utility.AP0_to_Rec709-Camera.clf

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ProcessList compCLFversion="3" id="urn:aswf:ocio:transformId:1.0:OCIO:Utility:AP0_to_Rec709-Camera:1.0" name="AP0 to Rec.709 - Camera">
+    <InputDescriptor>ACES2065-1</InputDescriptor>
+    <OutputDescriptor>Rec.709 camera OETF Rec.709 primaries, D65 white point</OutputDescriptor>
+    <Matrix inBitDepth="32f" outBitDepth="32f">
+        <Array dim="3 3">
+   2.52168618674388   -1.13413098823972  -0.387555198504163
+ -0.276479914229922    1.37271908766826  -0.096239173438334
+-0.0153780649660342  -0.152975335867399    1.16835340083343
+        </Array>
+    </Matrix>
+    <Exponent inBitDepth="32f" outBitDepth="32f" style="monCurveRev">
+        <ExponentParams exponent="2.22222222222222" offset="0.099" />
+    </Exponent>
+</ProcessList>

opencolorio_config_aces/clf/transforms/ocio/utility/OCIO.Utility.Linear_to_Rec709-Camera.clf

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ProcessList compCLFversion="3" id="urn:aswf:ocio:transformId:1.0:OCIO:Utility:Linear_to_Rec709-Camera:1.0" name="Linear to Rec709-Camera">
+    <InputDescriptor>generic linear RGB</InputDescriptor>
+    <OutputDescriptor>generic gamma-corrected RGB</OutputDescriptor>
+    <Exponent inBitDepth="32f" outBitDepth="32f" style="monCurveRev">
+        <ExponentParams exponent="2.22222222222222" offset="0.099" />
+    </Exponent>
+</ProcessList>