[移动开发]Java截取视频某一帧

导入依赖

        <dependency>
            <groupId>org.bytedeco</groupId>
            <artifactId>javacv</artifactId>
            <version>1.5.6</version>
        </dependency>

        <dependency>
            <groupId>org.bytedeco</groupId>
            <artifactId>ffmpeg-platform</artifactId>
            <version>4.4-1.5.6</version>
        </dependency>

代码示例

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();
    }

运行效果