ZoomSuggestionOptions.ZoomCallback

  • ZoomSuggestionOptions.ZoomCallback provides a way to control camera zoom based on suggestions from the ML Kit barcode scanning library.

  • The setZoom method allows setting the camera zoom ratio, returning true if successful.

  • The callback executes on the main thread and is triggered when the library suggests a camera zoom adjustment.
public static interface ZoomSuggestionOptions.ZoomCallback

A callback to perform zoom operation on camera.

Public Method Summary

abstract boolean
setZoom(float zoomRatio)
Sets camera zoom to a given zoom ratio.

Public Methods

public abstract boolean setZoom (float zoomRatio)

Sets camera zoom to a given zoom ratio.

This method will be called if a camera zoom is suggested by the library. The callback will always execute on the main thread.

Parameters
zoomRatio The ratio camera should zoom to.
Returns
  • true if the zoom is successfully performed