Release Notes - iOS 3.x

3.0.3 (02/15/2023)

Override method setFocus in CameraEnhancer class for users to specify the subsequent focus mode after triggering a focus. Enumeration EnumFocusMode is added to specify the focus mode.
Added a new method setAutoZoomRange in CameraEnhancer for users to specify a range for the auto-zoom feature of the library.
Added an interface DCECameraStateListener to receive a callback when the camera state changes. You can add the protocol via a new method setCameraStateListener.
Added a new method getVisibleRegionOfVideo in DCECameraView class
Deprecated method pause and resume in CameraEnhancer class.
Fixed a bug that might be caused by thread blocking when using an offline license.
Deprecated method pause and resume in CameraEnhancer class.
Fixed a bug that torchButton was not clickable when it appeared outside scanRegion.
Fixed a scan region deviation bug.
Fixed an overlay offset bug when DCECamearView is smaller than the screen size.
Fixed a bug that might cause high CPU occupancy when the camera is opened.
Fixed a bug that scanRegion is not correctly set when device was rotated horizontally.
The video buffer will be cleared when camera is paused or closed.

Added methods selectCamera(EnumCameraPosition) and getCameraPosition for users to switch between the front-facing camera and the back-facing camera.
Added enumeration EnumCameraPosition.
Added a new class DCEFeedback. The following APIs are available in the class:
- vibrate: Triggers a vibration.
- Beep: Triggers a beep sound.