29 lines
858 B
JavaScript
29 lines
858 B
JavaScript
// @flow
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import * as bodyPix from '@tensorflow-models/body-pix';
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import JitsiStreamBlurEffect from './JitsiStreamBlurEffect';
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/**
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* Creates a new instance of JitsiStreamBlurEffect. This loads the bodyPix model that is used to
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* extract person segmentation.
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*
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* @returns {Promise<JitsiStreamBlurEffect>}
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*/
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export async function createBlurEffect() {
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if (!MediaStreamTrack.prototype.getSettings && !MediaStreamTrack.prototype.getConstraints) {
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throw new Error('JitsiStreamBlurEffect not supported!');
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}
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// An output stride of 16 and a multiplier of 0.5 are used for improved
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// performance on a larger range of CPUs.
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const bpModel = await bodyPix.load({
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architecture: 'MobileNetV1',
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outputStride: 16,
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multiplier: 0.50,
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quantBytes: 2
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});
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return new JitsiStreamBlurEffect(bpModel);
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}
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