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38 lines
1.4 KiB
Python
38 lines
1.4 KiB
Python
# Copyright (C) 2021-2022 Intel Corporation
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# Copyright (C) 2022 CVAT.ai Corporation
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#
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# SPDX-License-Identifier: MIT
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import zipfile
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from tempfile import TemporaryDirectory
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from datumaro.components.dataset import Dataset
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from cvat.apps.dataset_manager.bindings import GetCVATDataExtractor, TaskData, \
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import_dm_annotations
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from cvat.apps.dataset_manager.util import make_zip_archive
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from .registry import dm_env, exporter, importer
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@exporter(name='VGGFace2', ext='ZIP', version='1.0')
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def _export(dst_file, instance_data, save_images=False):
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dataset = Dataset.from_extractors(GetCVATDataExtractor(
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instance_data, include_images=save_images), env=dm_env)
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with TemporaryDirectory() as temp_dir:
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dataset.export(temp_dir, 'vgg_face2', save_images=save_images)
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make_zip_archive(temp_dir, dst_file)
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@importer(name='VGGFace2', ext='ZIP', version='1.0')
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def _import(src_file, instance_data, load_data_callback=None, **kwargs):
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with TemporaryDirectory() as tmp_dir:
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zipfile.ZipFile(src_file).extractall(tmp_dir)
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dataset = Dataset.import_from(tmp_dir, 'vgg_face2', env=dm_env)
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if isinstance(instance_data, TaskData):
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dataset.transform('rename', regex=r"|([^/]+/)?(.+)|\2|")
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if load_data_callback is not None:
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load_data_callback(dataset, instance_data)
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import_dm_annotations(dataset, instance_data)
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