From d673baa2953425195aed9823c4159a9879f9e59a Mon Sep 17 00:00:00 2001
From: "Md. Asif Khan" <imasif@users.noreply.github.com>
Date: Wed, 17 Jul 2019 11:49:54 +0600
Subject: [PATCH] _cameraController intializer takePicture

fixed camera initialization await before takePicture method being called, other wise the following exception was thrown:
`Exception has occurred. CameraException (CameraException(error, CaptureRequest contains unconfigured Input/Output Surface!))`

Fixes for issue: https://github.com/rushio-consulting/flutter_camera_ml_vision/issues/62#
---
 lib/flutter_camera_ml_vision.dart | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/flutter_camera_ml_vision.dart b/lib/flutter_camera_ml_vision.dart
index 7d14a9b..4a5fe76 100644
--- a/lib/flutter_camera_ml_vision.dart
+++ b/lib/flutter_camera_ml_vision.dart
@@ -142,8 +142,10 @@ class CameraMlVisionState<T> extends State<CameraMlVision<T>> {
     await _cameraController.startImageStream(_processImage);
   }
 
-  Future<void> Function(String path) get takePicture =>
-      _cameraController.takePicture;
+  Future<void> takePicture(String path) async {
+    await _cameraController.initialize();
+    await _cameraController.takePicture(path);
+  }
 
   Future<void> _initialize() async {
     if (Platform.isAndroid) {