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- import { __awaiter, __extends, __generator } from "tslib";
- import * as tf from '@tensorflow/tfjs-core';
- import { toNetInput } from '../dom';
- import { NeuralNetwork } from '../NeuralNetwork';
- import { normalize } from '../ops';
- import { denseBlock3 } from './denseBlock';
- import { extractParamsFromWeigthMapTiny } from './extractParamsFromWeigthMapTiny';
- import { extractParamsTiny } from './extractParamsTiny';
- var TinyFaceFeatureExtractor = /** @class */ (function (_super) {
- __extends(TinyFaceFeatureExtractor, _super);
- function TinyFaceFeatureExtractor() {
- return _super.call(this, 'TinyFaceFeatureExtractor') || this;
- }
- TinyFaceFeatureExtractor.prototype.forwardInput = function (input) {
- var params = this.params;
- if (!params) {
- throw new Error('TinyFaceFeatureExtractor - load model before inference');
- }
- return tf.tidy(function () {
- var batchTensor = input.toBatchTensor(112, true);
- var meanRgb = [122.782, 117.001, 104.298];
- var normalized = normalize(batchTensor, meanRgb).div(tf.scalar(255));
- var out = denseBlock3(normalized, params.dense0, true);
- out = denseBlock3(out, params.dense1);
- out = denseBlock3(out, params.dense2);
- out = tf.avgPool(out, [14, 14], [2, 2], 'valid');
- return out;
- });
- };
- TinyFaceFeatureExtractor.prototype.forward = function (input) {
- return __awaiter(this, void 0, void 0, function () {
- var _a;
- return __generator(this, function (_b) {
- switch (_b.label) {
- case 0:
- _a = this.forwardInput;
- return [4 /*yield*/, toNetInput(input)];
- case 1: return [2 /*return*/, _a.apply(this, [_b.sent()])];
- }
- });
- });
- };
- TinyFaceFeatureExtractor.prototype.getDefaultModelName = function () {
- return 'face_feature_extractor_tiny_model';
- };
- TinyFaceFeatureExtractor.prototype.extractParamsFromWeigthMap = function (weightMap) {
- return extractParamsFromWeigthMapTiny(weightMap);
- };
- TinyFaceFeatureExtractor.prototype.extractParams = function (weights) {
- return extractParamsTiny(weights);
- };
- return TinyFaceFeatureExtractor;
- }(NeuralNetwork));
- export { TinyFaceFeatureExtractor };
- //# sourceMappingURL=TinyFaceFeatureExtractor.js.map
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