66 lines
2.1 KiB
JavaScript
66 lines
2.1 KiB
JavaScript
// @flow
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import { createScreenshotCaptureEffect } from '../stream-effects/screenshot-capture';
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import { getLocalVideoTrack } from '../../features/base/tracks';
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import logger from './logger';
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import { SET_SCREENSHOT_CAPTURE } from './actionTypes';
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let ongoingEffect;
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/**
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* Marks the on-off state of screenshot captures.
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*
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* @param {boolean} enabled - Whether to turn screen captures on or off.
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* @returns {{
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* type: START_SCREENSHOT_CAPTURE,
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* payload: enabled
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* }}
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*/
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function setScreenshotCapture(enabled) {
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return {
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type: SET_SCREENSHOT_CAPTURE,
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payload: enabled
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};
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}
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/**
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* Action that toggles the screenshot captures.
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*
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* @param {boolean} enabled - Bool that represents the intention to start/stop screenshot captures.
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* @returns {Promise}
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*/
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export function toggleScreenshotCaptureEffect(enabled: boolean) {
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return async function(dispatch: (Object) => Object, getState: () => any) {
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const state = getState();
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if (state['features/screenshot-capture'].capturesEnabled !== enabled) {
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const { jitsiTrack } = getLocalVideoTrack(state['features/base/tracks']);
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if (!ongoingEffect) {
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ongoingEffect = await createScreenshotCaptureEffect(state);
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}
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// Screenshot capture effect doesn't return a modified stream. Therefore, we don't have to
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// switch the stream at the conference level, starting/stopping the effect will suffice here.
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if (enabled) {
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try {
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await ongoingEffect.startEffect(
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jitsiTrack.getOriginalStream(),
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jitsiTrack.videoType
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);
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dispatch(setScreenshotCapture(enabled));
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} catch {
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// Handle promise rejection from {@code startEffect} due to stream type not being desktop.
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logger.error('Unsupported stream type.');
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}
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} else {
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ongoingEffect.stopEffect();
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dispatch(setScreenshotCapture(enabled));
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}
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}
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return Promise.resolve();
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};
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}
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