Simple set of the camera index to allow the user to change it after the object…

Simple set of the camera index to allow the user to change it after the object has been initialized.

modules/java/generator/src/java/android+CameraBridgeViewBase.java

@@ -81,6 +81,14 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
         styledAttrs.recycle();
     }
     
+    /**
+     * Sets the camera index
+     * @param camera index
+     */
+    public void setCameraIndex(int cameraIndex) {
+        this.mCameraIndex = cameraIndex;
+    }
+
     public interface CvCameraViewListener {
         /**
          * This method is invoked when camera preview has started. After this method is invoked