Java如何利用模糊算法提升视频清晰度？

import org.bytedeco.javacv.FFmpegFrameGrabber;
import org.bytedeco.javacv.FFmpegFrameRecorder;
import org.bytedeco.javacv.Frame;
import org.bytedeco.javacv.FrameGrabber.Exception;
import org.bytedeco.javacv.FrameRecorder;
import org.bytedeco.javacv.OpenCVFrameConverter;
import org.bytedeco.opencv.global.opencv_imgproc;
import org.bytedeco.opencv.opencv_core.Mat;

public class VideoEnhancer {

    public static void enhance(String inputVideoFilePath, String outputVideoFilePath) {
        // 创建 FrameGrabber 对象并打开视频文件
        FFmpegFrameGrabber grabber = new FFmpegFrameGrabber(inputVideoFilePath);
        grabber.start();

        // 创建 FrameRecorder 对象并设置录制参数
        FFmpegFrameRecorder recorder = new FFmpegFrameRecorder(outputVideoFilePath, grabber.getImageWidth(), grabber.getImageHeight());
        recorder.setFrameRate(grabber.getFrameRate());
        recorder.start();

        // 将 JavaCV Frame 转换为 OpenCV Mat 的转换器
        OpenCVFrameConverter.ToMat converter = new OpenCVFrameConverter.ToMat();

        // 逐帧读取视频并进行模糊处理
        Frame frame;
        while ((frame = grabber.grabFrame(false, true, true, false)) != null) {
            // 转换为 OpenCV Mat
            Mat src = converter.convert(frame);

            // 模糊处理
            Mat denoisedMat = new Mat();
            opencv_imgproc.medianBlur(src, denoisedMat, 11);

            // 转换为 JavaCV Frame
            Frame blurredFrame = converter.convert(denoisedMat);

            // 记录模糊后的帧
            recorder.record(blurredFrame);
        }

        // 释放资源
        grabber.stop();
        grabber.release();
        recorder.stop();
        recorder.release();

        System.out.println("视频增强处理已完成。输出文件：" + outputVideoFilePath);
    }
}