Fixed some self reference warnings

Author: charlymr

Source/Private/IRLCameraView.m

@@ -14,11 +14,9 @@ @interface IRLCameraView () <AVCaptureVideoDataOutputSampleBufferDelegate> {
 
     CIContext*              _coreImageContext;
     GLuint                  _renderBuffer;
-    GLKView*                _glkView;
-    
+
     BOOL                    _isStopped;
 
-    CGFloat                 _imageDedectionConfidence;
     NSTimer*                _borderDetectTimeKeeper;
     BOOL                    _borderDetectFrame;
     CIRectangleFeature*     _borderDetectLastRectangleFeature;
@@ -44,6 +42,10 @@ @interface IRLCameraView () <AVCaptureVideoDataOutputSampleBufferDelegate> {
 @property (nonatomic, readwrite)    NSUInteger                      maximumConfidenceForFullDetection;  // Default 100
 @property (readwrite, strong)       UIImageView* transitionSnapsot;
 
+@property (atomic, readwrite)       GLKView*                        glkView;
+@property (nonatomic, readwrite)    CGFloat                         imageDedectionConfidence;
+
+
 @end
 
 @implementation IRLCameraView
@@ -426,7 +428,7 @@ - (void)captureImageWithCompletionHander:(void(^)(UIImage* image))completionHand
             }
 
             // crop and correct perspective
-            if (rectangleDetectionConfidenceHighEnough(_imageDedectionConfidence)) {
+            if (rectangleDetectionConfidenceHighEnough(weakSelf.imageDedectionConfidence)) {
                  CIRectangleFeature *rectangleFeature = [CIRectangleFeature biggestRectangleInRectangles:(NSArray<CIRectangleFeature*>*)[[weakSelf detector] featuresInImage:enhancedImage]];
 
                  if (rectangleFeature) {
@@ -463,8 +465,9 @@ - (void)enableBorderDetectFrame {
 }
 
 - (void)hideGLKView:(BOOL)hidden completion:(void(^)(void))completion {
+    __weak typeof(self) weakSelf = self;
     [UIView animateWithDuration:0.1 animations:^{
-        _glkView.alpha = (hidden) ? 0.0 : 1.0;
+        weakSelf.glkView.alpha = (hidden) ? 0.0 : 1.0;
 
     } completion:^(BOOL finished) {
         if (completion) completion();