jiti-meet/react/features/desktop-picker/functions.js

74 lines
2.1 KiB
JavaScript

import logger from './logger';
/**
* Begins a request to get available DesktopCapturerSources.
*
* @param {Array} types - An array with DesktopCapturerSource type strings.
* @param {Object} options - Additional configuration for getting a list of
* sources.
* @param {Object} options.thumbnailSize - The desired height and width of the
* return native image object used for the preview image of the source.
* @returns {Function}
*/
export function obtainDesktopSources(types, options = {}) {
const capturerOptions = {
types
};
if (options.thumbnailSize) {
capturerOptions.thumbnailSize = options.thumbnailSize;
}
return new Promise((resolve, reject) => {
const { JitsiMeetElectron } = window;
if (JitsiMeetElectron && JitsiMeetElectron.obtainDesktopStreams) {
JitsiMeetElectron.obtainDesktopStreams(
sources => resolve(_seperateSourcesByType(sources)),
error => {
logger.error(
`Error while obtaining desktop sources: ${error}`);
reject(error);
},
capturerOptions
);
} else {
const reason = 'Called JitsiMeetElectron.obtainDesktopStreams'
+ ' but it is not defined';
logger.error(reason);
return Promise.reject(new Error(reason));
}
});
}
/**
* Converts an array of DesktopCapturerSources to an object with types for keys
* and values being an array with sources of the key's type.
*
* @param {Array} sources - DesktopCapturerSources.
* @private
* @returns {Object} An object with the sources split into seperate arrays based
* on source type.
*/
function _seperateSourcesByType(sources = []) {
const sourcesByType = {
screen: [],
window: []
};
sources.forEach(source => {
const idParts = source.id.split(':');
const type = idParts[0];
if (sourcesByType[type]) {
sourcesByType[type].push(source);
}
});
return sourcesByType;
}