Problem in GPUImageContrastFilter in filterGroups (Urgent Help !!! )

[wasim15185]

When slider value is less than 1.0f then white shadow is appearing out side of Image

<jp.co.cyberagent.android.gpuimage.GPUImageView
            android:id="@+id/photoViewId"
            android:layout_width="match_parent"
            android:layout_height="0dp"
            app:gpuimage_show_loading="false"
            app:gpuimage_surface_type="texture_view"
            app:layout_constraintBottom_toTopOf="@+id/sliderId"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

in Code

private val scaleType = GPUImage.ScaleType.CENTER_INSIDE;

binding.photoViewId.setScaleType(scaleType)

When Slider value is <1.0f less then occur the problem only GPUImageContrastFilter

Preview 1 (in Video)

Preview 2