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package dip;

import org.opencv.core.Core;

import org.opencv.core.CvType;

import org.opencv.core.Mat;

import origami.Origami;

import javax.imageio.ImageIO;

import java.awt.image.BufferedImage;

import java.awt.image.DataBufferByte;

import java.io.File;

import java.io.IOException;

public class ImageShapeConversions {

public static void main(String[] args) throws IOException {

Origami.init();

File input = new File("data/dip/digital_image_processing.jpg");

BufferedImage image = ImageIO.read(input);

byte[] data = ((DataBufferByte) image.getRaster().getDataBuffer()).getData();

Mat mat = new Mat(image.getHeight(), image.getWidth(), CvType.CV_8UC3);

mat.put(0, 0, data);

Mat mat1 = new Mat(image.getHeight(), image.getWidth(), CvType.CV_8UC3);

Core.flip(mat, mat1, -1);

byte[] data1 = new byte[mat1.rows() * mat1.cols() * (int) (mat1.elemSize())];

mat1.get(0, 0, data1);

BufferedImage image1 = new BufferedImage(mat1.cols(), mat1.rows(), 5);

image1.getRaster().setDataElements(0, 0, mat1.cols(), mat1.rows(), data1);

File outout = new File("hsv.jpg");

ImageIO.write(image1, "jpg", outout);

}

}