/**
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* @license
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* Copyright 2021 Google LLC. All Rights Reserved.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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* =============================================================================
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*/
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/// <amd-module name="@tensorflow/tfjs-core/dist/ops/image/grayscale_to_rgb" />
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import { Tensor2D, Tensor3D, Tensor4D, Tensor5D, Tensor6D } from '../../tensor';
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import { TensorLike } from '../../types';
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/**
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* Converts images from grayscale to RGB format.
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*
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* @param image A grayscale tensor to convert. The `image`'s last dimension must
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* be size 1 with at least a two-dimensional shape.
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*
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* @doc {heading: 'Operations', subheading: 'Images', namespace: 'image'}
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*/
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declare function grayscaleToRGB_<T extends Tensor2D | Tensor3D | Tensor4D | Tensor5D | Tensor6D>(image: T | TensorLike): T;
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export declare const grayscaleToRGB: typeof grayscaleToRGB_;
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export {};
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