def test_Basic(self):
# Test CopyLayerMetadata()
source = Sdf.Layer.FindOrOpen('layerWithMetadata.usda')
self.assertTrue(source)
keysToCompare = [
x for x in source.pseudoRoot.ListInfoKeys()
if (x not in ['subLayers', 'subLayerOffsets'])
]
cpy = Sdf.Layer.CreateNew("cpy.usda")
self.assertTrue(cpy)
UsdUtils.CopyLayerMetadata(source, cpy)
for key in ['subLayers'] + keysToCompare:
self.assertEqual(source.pseudoRoot.GetInfo(key),
cpy.pseudoRoot.GetInfo(key))
# bug #127687 - can't use GetInfo() for subLayerOffsets
self.assertEqual(source.subLayerOffsets, cpy.subLayerOffsets)
cpyNoSublayers = Sdf.Layer.CreateNew("cpyNoSublayers.usda")
self.assertTrue(cpyNoSublayers)
UsdUtils.CopyLayerMetadata(source, cpyNoSublayers, skipSublayers=True)
self.assertFalse(cpyNoSublayers.pseudoRoot.HasInfo('subLayers'))
self.assertFalse(cpyNoSublayers.pseudoRoot.HasInfo('subLayerOffsets'))
for key in keysToCompare:
self.assertEqual(source.pseudoRoot.GetInfo(key),
cpyNoSublayers.pseudoRoot.GetInfo(key))
def test_Basic(self):
# Test CopyLayerMetadata()
source = Sdf.Layer.FindOrOpen('layerWithMetadata.usda')
self.assertTrue(source)
keysToCompare = [x for x in source.pseudoRoot.ListInfoKeys() if
(x not in ['subLayers', 'subLayerOffsets'])]
cpy = Sdf.Layer.CreateNew("cpy.usda")
self.assertTrue(cpy)
UsdUtils.CopyLayerMetadata(source, cpy)
for key in ['subLayers'] + keysToCompare:
self.assertEqual(source.pseudoRoot.GetInfo(key),
cpy.pseudoRoot.GetInfo(key))
# bug #127687 - can't use GetInfo() for subLayerOffsets
self.assertEqual(source.subLayerOffsets, cpy.subLayerOffsets)
cpyNoSublayers = Sdf.Layer.CreateNew("cpyNoSublayers.usda")
self.assertTrue(cpyNoSublayers)
UsdUtils.CopyLayerMetadata(source, cpyNoSublayers, skipSublayers=True,
bakeUnauthoredFallbacks=True)
self.assertFalse(cpyNoSublayers.pseudoRoot.HasInfo('subLayers'))
self.assertFalse(cpyNoSublayers.pseudoRoot.HasInfo('subLayerOffsets'))
for key in keysToCompare:
self.assertEqual(source.pseudoRoot.GetInfo(key),
cpyNoSublayers.pseudoRoot.GetInfo(key))
# Ensure that the color config fallbacks get stamped out when
# bakeUnauthoredFallbacks is set to true.
fallbackKeysToCompare = ['colorConfiguration', 'colorManagementSystem']
colorConfigFallbacks = Usd.Stage.GetColorConfigFallbacks()
self.assertEqual(colorConfigFallbacks,
(cpyNoSublayers.pseudoRoot.GetInfo(Sdf.Layer.ColorConfigurationKey),
cpyNoSublayers.pseudoRoot.GetInfo(Sdf.Layer.ColorManagementSystemKey)))
def GetUsdLayerMetaData(filePath):
"""Return an SdfLayer holding just the layer metadata of the given layer."""
from pxr import Sdf, UsdUtils
srcLayer = Sdf.Layer.OpenAsAnonymous(filePath, metadataOnly=True)
# Not all file format plugins support metadata-only parsing.
# Create a new anonymous layer and copy just the layer metadata.
layer = Sdf.Layer.CreateAnonymous(filePath,
Sdf.FileFormat.FindById('usda'))
UsdUtils.CopyLayerMetadata(srcLayer, layer)
return layer
