fix ios scanner memleak

Author: Tweenkie

ios/RNPdfScannerManager.m

@@ -3,7 +3,6 @@
 #import "DocumentScannerView.h"
 
 @interface RNPdfScannerManager()
-@property (strong, nonatomic) DocumentScannerView *scannerView;
 @end
 
 @implementation RNPdfScannerManager
@@ -18,7 +17,6 @@ - (dispatch_queue_t)methodQueue
 RCT_EXPORT_VIEW_PROPERTY(onPictureTaken, RCTBubblingEventBlock)
 RCT_EXPORT_VIEW_PROPERTY(onRectangleDetect, RCTBubblingEventBlock)
 
-
 RCT_EXPORT_VIEW_PROPERTY(overlayColor, UIColor)
 RCT_EXPORT_VIEW_PROPERTY(enableTorch, BOOL)
 RCT_EXPORT_VIEW_PROPERTY(useFrontCam, BOOL)
@@ -33,14 +31,8 @@ - (dispatch_queue_t)methodQueue
 RCT_EXPORT_VIEW_PROPERTY(brightness, float)
 RCT_EXPORT_VIEW_PROPERTY(contrast, float)
 
-RCT_EXPORT_METHOD(capture) {
-
-    [_scannerView capture];
-}
-
 - (UIView*) view {
-    _scannerView = [[DocumentScannerView alloc] init];
-    return _scannerView;
+    return [DocumentScannerView new];
 }
 
 @end

src/index.tsx

@@ -92,10 +92,6 @@ class PdfScanner extends React.Component<PdfScannerProps> {
     }
   }
 
-  capture () {
-    CameraManager.capture()
-  }
-
   render () {
     return (
       <RNPdfScanner
@@ -108,6 +104,7 @@ class PdfScanner extends React.Component<PdfScannerProps> {
         contrast={this.props.contrast || 1}
         quality={this.getImageQuality()}
         detectionCountBeforeCapture={this.props.detectionCountBeforeCapture || 5}
+        durationBetweenCaptures={this.props.durationBetweenCaptures || 0}
         detectionRefreshRateInMS={this.props.detectionRefreshRateInMS || 50}
       />
     )