jiti-meet/react/features/face-landmarks/actions.ts

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import 'image-capture';
import './createImageBitmap';
import { AnyAction } from 'redux';
import {
ADD_FACE_EXPRESSION,
ADD_TO_FACE_EXPRESSIONS_BUFFER,
FACE_LANDMARK_DETECTION_STOPPED,
CLEAR_FACE_EXPRESSIONS_BUFFER,
NEW_FACE_COORDINATES
} from './actionTypes';
import { FaceBox } from './types';
/**
* Adds a new face expression and its duration.
*
* @param {string} faceExpression - Face expression to be added.
* @param {number} duration - Duration in seconds of the face expression.
* @param {number} timestamp - Duration in seconds of the face expression.
* @returns {AnyAction}
*/
export function addFaceExpression(faceExpression: string, duration: number, timestamp: number): AnyAction {
return {
type: ADD_FACE_EXPRESSION,
faceExpression,
duration,
timestamp
};
}
/**
* Adds a face expression with its timestamp to the face expression buffer.
*
* @param {Object} faceExpression - Object containing face expression string and its timestamp.
* @returns {AnyAction}
*/
export function addToFaceExpressionsBuffer(
faceExpression: {
emotion: string;
timestamp: number;
}
): AnyAction {
return {
type: ADD_TO_FACE_EXPRESSIONS_BUFFER,
faceExpression
};
}
/**
* Clears the face expressions array in the state.
*
* @returns {Object}
*/
export function clearFaceExpressionBuffer() {
return {
type: CLEAR_FACE_EXPRESSIONS_BUFFER
};
}
/**
* Signals that a new face box was obtained for the local participant.
*
* @param {FaceBox} faceBox - The face box of the local participant.
* @returns {AnyAction}
*/
export function newFaceBox(faceBox: FaceBox): AnyAction {
return {
type: NEW_FACE_COORDINATES,
faceBox
};
}
/**
* Dispatches the face landmarks detection stopped event in order to be sent to services.
*
* @param {number} timestamp - The timestamp when the camera was off.
* @returns {AnyAction}
*/
export function faceLandmarkDetectionStopped(timestamp: number): AnyAction {
return {
type: FACE_LANDMARK_DETECTION_STOPPED,
timestamp
};
}