java 结合opencv图片旋转

最新推荐文章于 2025-09-30 11:33:42 发布

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最新推荐文章于 2025-09-30 11:33:42 发布 · 3.3k 阅读

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文章标签：

#java #opencv #图片

该博客介绍了如何使用Java和OpenCV库进行图片旋转。首先加载OpenCV库，然后通过创建BitmapHoughTransFormLine类来处理图像，再利用Util类计算旋转角度。最后，RotateImage类用于实际的图片旋转操作。

package com.dinghui;

import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;

import javax.imageio.ImageIO;
import javax.swing.plaf.basic.BasicInternalFrameTitlePane.MaximizeAction;

import org.opencv.core.Core;
import org.opencv.core.Mat;
import org.opencv.core.Point;
import org.opencv.core.Scalar;
import org.opencv.highgui.Highgui;
import org.opencv.imgproc.Imgproc;

import sun.security.krb5.Config;

import com.dinghui.showimage.Main;
import com.sun.org.apache.bcel.internal.generic.IF_ACMPEQ;
import com.sun.org.apache.xml.internal.serializer.utils.Utils;

public class BitmapHoughTransFormLine {

public static void main(String[] args) {
// TODO Auto-generated method stub
System.loadLibrary(“opencv_;
try {
BitmapHoughTransFormLine bitmapHoughTransFormLine = new Bitm