1 # DesktopCapturerSource Object
3 * `id` String - The identifier of a window or screen that can be used as a
4 `chromeMediaSourceId` constraint when calling
5 [`navigator.webkitGetUserMedia`]. The format of the identifier will be
6 `window:XX` or `screen:XX`, where `XX` is a random generated number.
7 * `name` String - A screen source will be named either `Entire Screen` or
8 `Screen <index>`, while the name of a window source will match the window
10 * `thumbnail` [NativeImage](../native-image.md) - A thumbnail image. **Note:**
11 There is no guarantee that the size of the thumbnail is the same as the
12 `thumbnailSize` specified in the `options` passed to
13 `desktopCapturer.getSources`. The actual size depends on the scale of the