58 lines
1.4 KiB
JavaScript
58 lines
1.4 KiB
JavaScript
// @flow
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import { CONFERENCE_JOINED } from '../base/conference';
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import { MiddlewareRegistry } from '../base/redux';
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import { SET_SCREENSHARE_CAPTURE_FRAME_RATE } from './actionTypes';
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import logger from './logger';
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/**
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* Implements the middleware of the feature screen-share.
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*
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* @param {Store} store - The redux store.
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* @returns {Function}
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*/
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MiddlewareRegistry.register(store => next => action => {
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const result = next(action);
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switch (action.type) {
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case CONFERENCE_JOINED: {
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_setScreenshareCaptureFps(store);
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break;
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}
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case SET_SCREENSHARE_CAPTURE_FRAME_RATE: {
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const { captureFrameRate } = action;
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_setScreenshareCaptureFps(store, captureFrameRate);
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break;
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}
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}
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return result;
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});
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/**
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* Sets the capture frame rate for screenshare.
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*
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* @param {Store} store - The redux store.
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* @param {number} frameRate - Frame rate to be configured.
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* @private
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* @returns {void}
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*/
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function _setScreenshareCaptureFps(store, frameRate) {
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const state = store.getState();
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const { conference } = state['features/base/conference'];
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const { captureFrameRate } = state['features/screen-share'];
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const screenShareFps = frameRate ?? captureFrameRate;
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if (!conference) {
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return;
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}
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if (screenShareFps) {
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logger.debug(`Setting screenshare capture frame rate as ${screenShareFps}`);
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conference.setDesktopSharingFrameRate(screenShareFps);
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}
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}
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