jiti-meet/react/features/stream-effects/blur/index.js

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// @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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* Creates a new instance of JitsiStreamBlurEffect. This loads the bodyPix model that is used to
* extract person segmentation.
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*
* @returns {Promise<JitsiStreamBlurEffect>}
*/
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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
// performance on a larger range of CPUs.
const bpModel = await bodyPix.load({
architecture: 'MobileNetV1',
outputStride: 16,
multiplier: 0.50,
quantBytes: 2
});
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return new JitsiStreamBlurEffect(bpModel);
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}