/**
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* @license
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* Copyright 2020 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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import {KernelConfig, SpaceToBatchND, SpaceToBatchNDAttrs, SpaceToBatchNDInputs, tensor1d, tensor2d} from '@tensorflow/tfjs';
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import {createTensorsTypeOpAttr, NodeJSKernelBackend} from '../nodejs_kernel_backend';
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export const spaceToBatchNDConfig: KernelConfig = {
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kernelName: SpaceToBatchND,
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backendName: 'tensorflow',
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kernelFunc: (args) => {
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const {x} = args.inputs as SpaceToBatchNDInputs;
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const backend = args.backend as NodeJSKernelBackend;
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const {blockShape, paddings} = args.attrs as unknown as SpaceToBatchNDAttrs;
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const blockShapeTensor = tensor1d(blockShape, 'int32');
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const paddingsTensor =
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tensor2d(paddings, [paddings.length, paddings[0].length], 'int32');
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const opAttrs = [
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createTensorsTypeOpAttr('T', x.dtype),
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createTensorsTypeOpAttr('Tblock_shape', 'int32'),
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createTensorsTypeOpAttr('Tpaddings', paddingsTensor.dtype)
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];
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const res = backend.executeSingleOutput(
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SpaceToBatchND, opAttrs, [x, blockShapeTensor, paddingsTensor]);
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blockShapeTensor.dispose();
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paddingsTensor.dispose();
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return res;
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}
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};
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