Java中的视频缩略图

   <groupId>org.bytedeco</groupId>
   <artifactId>javacv-platform</artifactId>
   <version>1.5.7</version>
</dependency>

import org.bytedeco.javacv.FFmpegFrameGrabber;
import org.bytedeco.javacv.Frame;
import org.bytedeco.javacv.Java2DFrameConverter;
import java.awt.image.BufferedImage;
import java.io.File;
import javax.imageio.ImageIO;

public class VideoThumbnail {
    public static void main(String[] args) throws Exception {
        String inputVideoPath = "path/to/input/video.mp4";
        String outputThumbnailPath = "path/to/output/thumbnail.jpg";

        try (FFmpegFrameGrabber grabber = new FFmpegFrameGrabber(inputVideoPath)) {
            grabber.start();
            Frame frame = grabber.grabImage();
            Java2DFrameConverter converter = new Java2DFrameConverter();
            BufferedImage bufferedImage = converter.convert(frame);
            ImageIO.write(bufferedImage, "jpg", new File(outputThumbnailPath));
        }
    }
}