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import { ipcRenderer } from 'electron';
import { v4 as uuidV4 } from 'uuid';
const debug = require('../preload-safe-debug')('Ferdium:Screenshare');
export async function getDisplayMediaSelector() {
return new Promise((resolve, reject) => {
const trackerId = uuidV4();
debug('New screenshare request', trackerId);
ipcRenderer.sendToHost('load-available-displays', {
trackerId,
});
ipcRenderer.once(`selected-media-source:${trackerId}`, (_e, data) => {
if (data.mediaSourceId === 'desktop-capturer-selection__cancel') {
return reject(new Error('Cancelled by user'));
}
return resolve(data.mediaSourceId);
});
});
}
export const screenShareJs = `
window.navigator.mediaDevices.getDisplayMedia = () => new Promise(async (resolve, reject) => {
try {
const displayId = await window.ferdium.getDisplayMediaSelector();
const stream = await window.navigator.mediaDevices.getUserMedia({
audio: false,
video: {
mandatory: {
chromeMediaSource: 'desktop',
chromeMediaSourceId: displayId,
},
},
});
resolve(stream);
} catch (err) {
reject(err);
}
});
`;
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