m3u8的下载，使用java实现（m3u8在线解析下载地址）

m3u8的下载，使用java实现

/**

* @Classname Test

* @Description TODO

* @Date 2020/7/21 15:00

* @Created by xfl

*/

public class Test {

public static void main(String[] args) throws Exception {

// http://1301400133.vod2.myqcloud.com/d9ed72b2vodcq1301400133/947488225285890804877688493/292303887_1562581592_1.ts

String prefix = "http://1301400133.vod2.myqcloud.com/d9ed72b2vodcq1301400133/947488225285890804877688493/";

Path path = Paths.get("D:\\ChromeCoreDownloads\\playlist_eof3.m3u8");

List<String> lines = Files.readAllLines(path);

LinkedHashSet<String> set = new LinkedHashSet<>();

for (String s : lines) {

if (s.contains(".ts")) {

set.add(s.substring(0, s.indexOf(".ts")));

}

}

int i= 0;

for (String s : set) {

String url= prefix + s + ".ts";

System.out.println("down url: "+url);

download(url, Paths.get("E:\\a\\"+String.format("%02d.ts", i++)));

}

}

public static void download(String url, Path localPath) throws Exception {

URL urlfile = new URL(url);

URLConnection con = urlfile.openConnection();

con.setConnectTimeout(10000);

try (InputStream bis = con.getInputStream()) {

System.out.println("Connection succeed");

// 1K的数据缓冲

byte[] bs = new byte[1048576];

// 读取到的数据长度

int len;

if (Files.notExists(localPath)) {

Files.createFile(localPath);

}

try (OutputStream os = Files.newOutputStream(localPath)) {

// 输出的文件流

while ((len = bis.read(bs)) != -1) {

os.write(bs, 0, len);

}

os.flush();

} catch (Exception e) {

e.printStackTrace();

} ;

} catch (Exception e) {

e.printStackTrace();

}

}

}