theluyuan
38ba663466
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53 lines
1.6 KiB
TypeScript
53 lines
1.6 KiB
TypeScript
import logger from './logger';
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/**
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* Begins a request to get available DesktopCapturerSources.
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*
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* @param {Object} options - Additional configuration for getting a list of
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* sources.
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* @param {Array} options.types - An array with DesktopCapturerSource type strings.
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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(options: { thumbnailSize?: Object; types: string[]; }) {
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return APP.API.requestDesktopSources(options).then(
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({ sources, error }: { error: Error; sources: Array<{ id: string; }>; }) => {
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if (sources) {
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return _separateSourcesByType(sources);
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} else if (error) {
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logger.error(
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`Error while obtaining desktop sources: ${error}`);
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return null;
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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 separate arrays based
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* on source type.
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*/
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export function _separateSourcesByType(sources: Array<{ id: string; }> = []) {
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const sourcesByType: any = {
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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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