takePicture method
Implementation
Future<File?> takePicture() async {
final CameraController? cameraController =
widget._controller.cameraController;
if (cameraController!.value.isTakingPicture) {
// A capture is already pending, do nothing.
return null;
}
try {
XFile file = await cameraController.takePicture();
final bytes = kIsWeb ? await file.readAsBytes() : null;
final fileSize = await file.length();
return File(
file.name, file.path.split('.').last, fileSize, file.path, bytes);
} on CameraException catch (_) {
return null;
}
}