Addouble tap tap to switch camera

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Version 1.5.0
 - Added support for front-facing camera tap to adjust exposure
+- Added support for double tap gesture to switch cameras
+- Added doubleTapCameraSwitch property
 - Updated demo application with tap animation
 
 ## Version 1.4.0

DemoSwiftyCam/DemoSwiftyCam/ViewController.swift

@@ -26,6 +26,7 @@ class ViewController: SwiftyCamViewController, SwiftyCamViewControllerDelegate {
         super.viewDidLoad()
         cameraDelegate = self
         kMaximumVideoDuration = 10.0
+        doubleTapCameraSwitch = true
         addButtons()
 
     }

README.md

@@ -209,6 +209,12 @@ switchCamera()
 
 Tap-to-focus, pinch-to-zoom and camera flash are not supported when the front facing camera is selected. *Switching video while video is being recorded is not currently supported*
 
+SwiftyCam also enables switching between cameras with a double tap gesture. To disable this feature, use the `doubleTapCameraSwitch` property:
+
+```swift
+doubleTapCameraSwitch = false
+```
+
 ##Configuration
 
 SwiftyCam has several options for configurating the functionality of the capture:

Source/SwiftyCamViewController.swift

@@ -460,8 +460,8 @@ open class SwiftyCamViewController: UIViewController {
             currentCamera = .front
         }
         
-        self.session.stopRunning()
+        session.stopRunning()
-
+        
         sessionQueue.async { [unowned self] in
             
             // remove and re-add inputs and outputs
@@ -539,7 +539,7 @@ open class SwiftyCamViewController: UIViewController {
         }
         
         if let device = videoDevice {
-            do {
+           do {
                 try device.lockForConfiguration()
                 if device.isFocusModeSupported(.continuousAutoFocus) {
                     device.focusMode = .continuousAutoFocus