Как создать png из jpg с обрезкой фона в java(android)?

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dependencies {
    implementation 'graphicsmagick:graphicsmagick:1.3.29'
}

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import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.PorterDuff;

import com.graphicsmagick.GraphicsMagick;
import com.graphicsmagick.ImageInfo;
import com.graphicsmagick.MagickImage;

import java.io.FileOutputStream;

public class ImageUtils {

    public static void convertJpegToPngWithBackgroundCrop(String inputFilePath, String outputFilePath) {
        try {
            ImageInfo info = new ImageInfo(inputFilePath);
            MagickImage image = new MagickImage(info);

            int width = image.getWidth();
            int height = image.getHeight();

            Bitmap bitmap = BitmapFactory.decodeFile(inputFilePath);
            Bitmap croppedBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
            Canvas canvas = new Canvas(croppedBitmap);
            canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);

            Paint paint = new Paint();
            paint.setColor(Color.BLACK);
            paint.setAntiAlias(true);

            canvas.drawBitmap(bitmap, 0, 0, paint);

            image.readPixels(0, 0, width, height, "BGRA");
            image.setPixels(croppedBitmap.getPixels(), 0, width, 0, 0, width, height);

            image.writeImage(info.getExtension(), outputFilePath);
        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

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String inputFilePath = "/path/to/input/image.jpg";
String outputFilePath = "/path/to/output/image.png";

ImageUtils.convertJpegToPngWithBackgroundCrop(inputFilePath, outputFilePath);