ayon-core/pype/plugins/aftereffects/load/load_background.py
Petr Kalis 4d742f50e2 Hound
2020-12-04 11:40:27 +01:00

99 lines
3.2 KiB
Python

import re
from avalon import api, aftereffects
from pype.lib import get_background_layers, get_unique_layer_name
stub = aftereffects.stub()
class BackgroundLoader(api.Loader):
"""
Load images from Background family
Creates for each background separate folder with all imported images
from background json AND automatically created composition with layers,
each layer for separate image.
For each load container is created and stored in project (.aep)
metadata
"""
families = ["background"]
representations = ["json"]
def load(self, context, name=None, namespace=None, data=None):
items = stub.get_items(comps=True)
existing_items = [layer.name for layer in items]
comp_name = get_unique_layer_name(
existing_items,
"{}_{}".format(context["asset"]["name"], name))
layers = get_background_layers(self.fname)
comp = stub.import_background(None, comp_name, layers)
if not comp:
self.log.warning(
"Import background failed.")
self.log.warning("Check host app for alert error.")
return
self[:] = [comp]
namespace = namespace or comp_name
return aftereffects.containerise(
name,
namespace,
comp,
context,
self.__class__.__name__
)
def update(self, container, representation):
""" Switch asset or change version """
context = representation.get("context", {})
_ = container.pop("layer")
# without iterator number (_001, 002...)
namespace_from_container = re.sub(r'_\d{3}$', '',
container["namespace"])
comp_name = "{}_{}".format(context["asset"], context["subset"])
# switching assets
if namespace_from_container != comp_name:
items = stub.get_items(comps=True)
existing_items = [layer.name for layer in items]
comp_name = get_unique_layer_name(
existing_items,
"{}_{}".format(context["asset"], context["subset"]))
else: # switching version - keep same name
comp_name = container["namespace"]
path = api.get_representation_path(representation)
layers = get_background_layers(path)
comp = stub.reload_background(container["members"][1],
comp_name,
layers)
# update container
container["representation"] = str(representation["_id"])
container["name"] = context["subset"]
container["namespace"] = comp_name
container["members"] = comp.members
stub.imprint(comp, container)
def remove(self, container):
"""
Removes element from scene: deletes layer + removes from file
metadata.
Args:
container (dict): container to be removed - used to get layer_id
"""
print("!!!! container:: {}".format(container))
layer = container.pop("layer")
stub.imprint(layer, {})
stub.delete_item(layer.id)
def switch(self, container, representation):
self.update(container, representation)