@tensorflow/tfjs-backend-wasm
Version:
This package adds a WebAssembly backend to TensorFlow.js. It currently supports the following models from our [models](https://github.com/tensorflow/tfjs-models) repo: - BlazeFace - BodyPix - CocoSSD - Face landmarks detection - HandPose - KNN classifier
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JavaScript
/**
* @license
* Copyright 2020 Google LLC. 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.
* =============================================================================
*/
import { Identity, tensor } from '@tensorflow/tfjs-core';
export function identity(args) {
const { inputs: { x }, backend } = args;
if (x.dtype === 'string') {
return tensor(backend.readSync(x.dataId), x.shape, x.dtype);
}
const out = backend.makeOutput(x.shape, x.dtype);
const inVals = backend.typedArrayFromHeap(x);
const outVals = backend.typedArrayFromHeap(out);
outVals.set(inVals);
return out;
}
export const identityConfig = {
kernelName: Identity,
backendName: 'wasm',
kernelFunc: identity,
};
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