Fix customPreviewLayer layout issue when rotateVideo is NO in iOS

zhongwuzw · zhongwuzw · commit 01b581048dec · 2017-11-21T12:56:23.000+08:00
diff --git a/modules/videoio/src/cap_ios_video_camera.mm b/modules/videoio/src/cap_ios_video_camera.mm
@@ -353,7 +353,8 @@ - (void)createVideoDataOutput;
     // create a custom preview layer
     self.customPreviewLayer = [CALayer layer];
     self.customPreviewLayer.bounds = CGRectMake(0, 0, self.parentView.frame.size.width, self.parentView.frame.size.height);
-    [self layoutPreviewLayer];
+    self.customPreviewLayer.position = CGPointMake(self.parentView.frame.size.width/2., self.parentView.frame.size.height/2.);
+    [self updateOrientation];
 
     // create a serial dispatch queue used for the sample buffer delegate as well as when a still image is captured
     // a serial dispatch queue must be used to guarantee that video frames will be delivered in order
