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34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
import pyblish.api
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class ValidateSequenceFrames(pyblish.api.InstancePlugin):
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"""Ensure the sequence of frames is complete
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The files found in the folder are checked against the startFrame and
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endFrame of the instance. If the first or last file is not
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corresponding with the first or last frame it is flagged as invalid.
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"""
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order = pyblish.api.ValidatorOrder
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label = "Validate Sequence Frames"
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families = ["imagesequence"]
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hosts = ["shell"]
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def process(self, instance):
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collection = instance[0]
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self.log.info(collection)
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frames = list(collection.indexes)
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current_range = (frames[0], frames[-1])
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required_range = (instance.data["frameStart"],
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instance.data["frameEnd"])
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if current_range != required_range:
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raise ValueError("Invalid frame range: {0} - "
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"expected: {1}".format(current_range,
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required_range))
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missing = collection.holes().indexes
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assert not missing, "Missing frames: %s" % (missing,)
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