PictureInPictureBuilder typedef
Builder used to decoarate the preview
within it. The preview
is the
one tied to the sensor
.
The returned widget should include the preview
in order to display it.
You must constrain the size of the preview
. You can do it by wrapping it
within a SizedBox or a Container with a fixed size for example.
Implementation
typedef PictureInPictureBuilder = Widget Function(
Widget preview,
double aspectRatio,
);