electron/lib/renderer/api/desktop-capturer.ts

33 lines
1.2 KiB
TypeScript

import { nativeImage } from 'electron'
import * as ipcRendererUtils from '@electron/internal/renderer/ipc-renderer-internal-utils'
// |options.types| can't be empty and must be an array
function isValid (options: Electron.SourcesOptions) {
const types = options ? options.types : undefined
return Array.isArray(types)
}
export async function getSources (options: Electron.SourcesOptions) {
if (!isValid(options)) throw new Error('Invalid options')
const captureWindow = options.types.includes('window')
const captureScreen = options.types.includes('screen')
const { thumbnailSize = { width: 150, height: 150 } } = options
const { fetchWindowIcons = false } = options
const sources = await ipcRendererUtils.invoke<ElectronInternal.GetSourcesResult[]>('ELECTRON_BROWSER_DESKTOP_CAPTURER_GET_SOURCES', {
captureWindow,
captureScreen,
thumbnailSize,
fetchWindowIcons
} as ElectronInternal.GetSourcesOptions)
return sources.map(source => ({
id: source.id,
name: source.name,
thumbnail: nativeImage.createFromDataURL(source.thumbnail),
display_id: source.display_id,
appIcon: source.appIcon ? nativeImage.createFromDataURL(source.appIcon) : null
}))
}