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