Метод grabFrame
Реализация
Future<ImageBitmap> grabFrame() => promiseToFuture<ImageBitmap>(
JS("creates:ImageBitmap;", "#.grabFrame()", this));
© 2012 the Dart project authors
Licensed under the BSD 3-Clause "New" or "Revised" License.
https://api.dart.dev/stable/2.18.5/dart-html/ImageCapture/grabFrame.html
