69 lines
2.1 KiB
JavaScript
69 lines
2.1 KiB
JavaScript
// @flow
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import { getMultipleVideoSupportFeatureFlag } from '../base/config';
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import { isWindows } from '../base/environment';
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import { isMobileBrowser } from '../base/environment/utils';
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import { browser } from '../base/lib-jitsi-meet';
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import { VIDEO_TYPE } from '../base/media';
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import { getLocalDesktopTrack, getLocalVideoTrack } from '../base/tracks';
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/**
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* Is the current screen sharing session audio only.
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*
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* @param {Object} state - The state of the application.
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* @returns {boolean}
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*/
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export function isAudioOnlySharing(state: Object) {
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return isScreenAudioShared(state) && !isScreenVideoShared(state);
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}
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/**
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* State of audio sharing.
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*
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* @param {Object} state - The state of the application.
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* @returns {boolean}
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*/
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export function isScreenAudioShared(state: Object) {
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return state['features/screen-share'].isSharingAudio;
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}
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/**
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* Returns the visibility of the audio only screen share button. Currently only chrome browser and electron on
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* windows supports this functionality.
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*
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* @returns {boolean}
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*/
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export function isScreenAudioSupported() {
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return (!isMobileBrowser() && browser.isChrome()) || (browser.isElectron() && isWindows());
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}
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/**
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* Is any screen media currently being shared, audio or video.
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*
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* @param {Object} state - The state of the application.
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* @returns {boolean}
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*/
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export function isScreenMediaShared(state: Object) {
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return isScreenAudioShared(state) || isScreenVideoShared(state);
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}
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/**
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* Is screen sharing currently active.
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*
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* @param {Object} state - The state of the application.
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* @returns {boolean}
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*/
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export function isScreenVideoShared(state: Object) {
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const tracks = state['features/base/tracks'];
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const localScreenshare = getLocalDesktopTrack(tracks);
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if (getMultipleVideoSupportFeatureFlag(state)) {
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return localScreenshare && localScreenshare.jitsiTrack && !localScreenshare.jitsiTrack.isMuted();
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}
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const localVideo = getLocalVideoTrack(tracks);
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// $FlowFixMe - No support for optional chain method calls in flow atm.
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return localVideo?.jitsiTrack?.getVideoType() === VIDEO_TYPE.DESKTOP;
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}
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