source/PaddleOCR/ppocr/modeling/transforms/__init__.py

# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

__all__ = ["build_transform"]


def build_transform(config):
    from .tps import TPS
    from .stn import STN_ON
    from .tsrn import TSRN
    from .tbsrn import TBSRN
    from .gaspin_transformer import GA_SPIN_Transformer as GA_SPIN

    support_dict = ["TPS", "STN_ON", "GA_SPIN", "TSRN", "TBSRN"]

    module_name = config.pop("name")
    assert module_name in support_dict, Exception(
        "transform only support {}".format(support_dict)
    )
    module_class = eval(module_name)(**config)
    return module_class