java获取音频流，视频流，返回前台

待我称王封你为后i 2022-03-01 11:26 2377阅读 0赞

# java获取音频流，视频流，返回前台 #

通过java再服务器上访问视频，音频，以流的形式返回页面

![在这里插入图片描述][watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2JhaWR1XzM4MjQ5MjMz_size_16_color_FFFFFF_t_70]  
JAVA代码片段

package com.ustcinfo.gktest.controller;
    
    
    import org.apache.tomcat.util.http.fileupload.IOUtils;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RestController;
    
    import javax.servlet.http.HttpServletRequest;
    import javax.servlet.http.HttpServletResponse;
    import java.io.InputStream;
    import java.net.URL;
    import java.net.URLConnection;
    
    @RequestMapping("/iodemo")
    @RestController
    public class IODemo { 
    
    
        @RequestMapping("/test")
        public void test(HttpServletRequest request, HttpServletResponse response) throws Exception { 
            //创建连接对象
            URL url = new URL("http://媒体文件url");
            URLConnection conn = url.openConnection();
            //设置超时
            conn.setConnectTimeout(1000);
            conn.setReadTimeout(5000);
            //发起连接
            conn.connect();
            //获取流
            InputStream inputStream = conn.getInputStream();
    
            //流转换
            IOUtils.copy(inputStream,response.getOutputStream());
            //设置返回类型
            response.addHeader("Content-Type", "audio/mpeg;charset=utf-8");
    
            response.flushBuffer();
    
        }
    
    }

Html代码片段

<!DOCTYPE HTML>
    <html>
    <body>
    
    <audio src="http://127.0.0.1:8766/iodemo/test" controls="controls">
    Your browser does not support the audio element.
    </audio>
    
    </body>
    </html>

[watermark_type_ZmFuZ3poZW5naGVpdGk_shadow_10_text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L2JhaWR1XzM4MjQ5MjMz_size_16_color_FFFFFF_t_70]: /images/20220301/9cbadf46ad7d453794c8e1fdef449730.png