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41 lines
1.5 KiB
Python
41 lines
1.5 KiB
Python
# Copyright (C) 2020 Intel Corporation
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#
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# SPDX-License-Identifier: MIT
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import os.path as osp
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import zipfile
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from glob import glob
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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, \
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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='ImageNet', 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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if save_images:
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dataset.export(temp_dir, 'imagenet', save_images=save_images)
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else:
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dataset.export(temp_dir, 'imagenet_txt', save_images=save_images)
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make_zip_archive(temp_dir, dst_file)
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@importer(name='ImageNet', ext='ZIP', version='1.0')
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def _import(src_file, instance_data, load_data_callback=None):
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with TemporaryDirectory() as tmp_dir:
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zipfile.ZipFile(src_file).extractall(tmp_dir)
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if glob(osp.join(tmp_dir, '*.txt')):
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dataset = Dataset.import_from(tmp_dir, 'imagenet_txt', env=dm_env)
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else:
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dataset = Dataset.import_from(tmp_dir, 'imagenet', env=dm_env)
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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) |