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# SPDX-FileCopyrightText: Copyright (c) 2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
# SPDX-License-Identifier: Apache-2.0
#
# 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.
from cosmos_transfer1.diffusion.config.transfer.blurs import (
BilateralFilterConfig,
BlurAugmentorConfig,
BlurCombinationConfig,
)
from cosmos_transfer1.utils.lazy_config import LazyCall as L
# predefined BilateralFilterConfig with different strength level
NoFilterConfig = L(BilateralFilterConfig)(use_random=False, d=1, sigma_color=1, sigma_space=1, iter=1)
LowBilateralFilterConfig = L(BilateralFilterConfig)(use_random=False, d=15, sigma_color=100, sigma_space=50, iter=1)
MediumBilateralFilterConfig = L(BilateralFilterConfig)(use_random=False, d=30, sigma_color=150, sigma_space=100, iter=1)
HighBilateralFilterConfig = L(BilateralFilterConfig)(use_random=False, d=50, sigma_color=300, sigma_space=150, iter=1)
BilateralOnlyBlurAugmentorConfig = {}
for strength, blur_config in zip(
["none", "very_low", "low", "medium", "high", "very_high"],
[
NoFilterConfig,
LowBilateralFilterConfig,
LowBilateralFilterConfig,
MediumBilateralFilterConfig,
HighBilateralFilterConfig,
HighBilateralFilterConfig,
],
):
BlurConfig = L(BlurCombinationConfig)(
blur_types=["bilateral"],
probability=1.0,
bilateral_filter=blur_config,
)
downscale_factor = {
"none": 1,
"very_low": 1,
"low": 4,
"medium": 2,
"high": 1,
"very_high": 4,
}
BilateralOnlyBlurAugmentorConfig[strength] = L(BlurAugmentorConfig)(
blur_combinations=[BlurConfig],
downscale_factor=[downscale_factor[strength]],
)
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