Java截取视频某一帧

        
            org.bytedeco
            javacv
            1.5.6
        

        
            org.bytedeco
            ffmpeg-platform
            4.4-1.5.6
        

import org.bytedeco.javacv.FFmpegframeGrabber;
import org.bytedeco.javacv.frame;
import org.bytedeco.javacv.Java2DframeConverter;

import javax.imageio.ImageIO;
import java.awt.image.BufferedImage;
import java.io.File;
import java.util.*;

public class Test {

    public static void main (String [] args) throws Exception{
        String fileUrl = "C:\Users\Administrator\Desktop\《摩擦力》说课.mp4";
        FFmpegframeGrabber fFmpegframeGrabber = new FFmpegframeGrabber(fileUrl);
        fFmpegframeGrabber.start();
        frame frame = null;
        //获取视频总帧数
        int frames = fFmpegframeGrabber.getLengthInframes();
        int i = 0;
        while (i <= frames){
            frame = fFmpegframeGrabber.grabImage();
            //截取第10帧
            if(frame!=null && i==10){
                String fileName = "C:\Users\Administrator\Desktop\"+System.currentTimeMillis()+".jpg";
                File file = new File(fileName);
                //创建BufferedImage对象
                Java2DframeConverter converter = new Java2DframeConverter();
                BufferedImage bufferedImage = converter.getBufferedImage(frame);
                ImageIO.write(bufferedImage,"jpg",file);
                break;
            }
            i++;
        }
        fFmpegframeGrabber.stop();
        fFmpegframeGrabber.close();
    }