如何用Java读取网络视频流地址 Java解析M3U8或MP4链接示例

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

public class VideoStreamReader {

    public static void main(String[] args) {
        String videoUrl = "your_m3u8_or_mp4_url"; // 替换为实际的视频流地址

        try {
            if (videoUrl.endsWith(".m3u8")) {
                List<String> tsUrls = parseM3U8(videoUrl);
                System.out.println("M3U8 TS URLs: " + tsUrls);
                // 这里可以进一步处理TS切片，例如下载、合并等
            } else if (videoUrl.endsWith(".mp4")) {
                System.out.println("MP4 URL: " + videoUrl);
                // 这里可以使用视频播放器库播放或下载MP4文件
            } else {
                System.out.println("Unsupported video format.");
            }
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static List<String> parseM3U8(String m3u8Url) throws IOException {
        List<String> tsUrls = new ArrayList<>();
        URL url = new URL(m3u8Url);
        URLConnection connection = url.openConnection();
        try (BufferedReader reader = new BufferedReader(new InputStreamReader(connection.getInputStream()))) {
            String line;
            Pattern pattern = Pattern.compile("^(?!#)(.*\.ts)$"); // 匹配以.ts结尾且不以#开头的行
            while ((line = reader.readLine()) != null) {
                Matcher matcher = pattern.matcher(line);
                if (matcher.find()) {
                    String tsUrl = matcher.group(1);
                    // 处理相对路径，如果TS链接是相对路径，需要拼接M3U8的URL
                    if (!tsUrl.startsWith("http")) {
                        tsUrl = m3u8Url.substring(0, m3u8Url.lastIndexOf("/") + 1) + tsUrl;
                    }
                    tsUrls.add(tsUrl);
                }
            }
        }
        return tsUrls;
    }
}

import uk.co.caprica.vlcj.factory.MediaPlayerFactory;
import uk.co.caprica.vlcj.player.base.MediaPlayer;
import uk.co.caprica.vlcj.player.embedded.EmbeddedMediaPlayer;

import javax.swing.*;
import java.awt.*;

public class VLCjPlayer {

    public static void main(String[] args) {
        SwingUtilities.invokeLater(() -> {
            JFrame frame = new JFrame("VLCj Player");
            frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
            frame.setSize(800, 600);

            Canvas canvas = new Canvas();
            canvas.setBackground(Color.black);
            frame.add(canvas, BorderLayout.CENTER);

            MediaPlayerFactory mediaPlayerFactory = new MediaPlayerFactory();
            EmbeddedMediaPlayer mediaPlayer = mediaPlayerFactory.mediaPlayers().newEmbeddedMediaPlayer();
            mediaPlayer.media().play("your_mp4_url"); // 替换为你的MP4视频流地址
            mediaPlayer.videoSurface().set(canvas);

            frame.setVisible(true);
        });
    }
}