小程序采集录音并上传到后台

  1. demo.wxml

  


  


  


  

  1. demo.wxss
view{
  padding: 15px;
}
  1. demo.js
// pages/newMusic/index.js
const recorderManager = wx.getRecorderManager();
Page({

    data: {
        
    },

    /**
    * 提示
    */
    tip: function (msg) {
        wx.showModal({
            title: '提示',
            content: msg,
            showCancel: false
        })
    }

    /**
     * 录制mp3音频
    */
    , startRecordMp3: function () {
        recorderManager.start({
            format: 'mp3'
        });
    }

    /**
     * 停止录音
     */
    , stopRecord: function () {
        recorderManager.stop()
    }

    /**
     * 播放录音
     */
    , playRecord: function () {
        var that = this;
        var src = this.data.src;
        if (src == '') {
            this.tip("请先录音!")
            return;
        }
        this.innerAudioContext.src = this.data.src;
        this.innerAudioContext.play()
    },

    onLoad: function (options) {
        var that = this;
        recorderManager.onError(function () {
            that.tip("录音失败!")
        });
        recorderManager.onStop(function (res) {
            that.setData({
                src: res.tempFilePath
            })
            console.log(res.tempFilePath)
            that.tip("录音完成!")
        });

        this.innerAudioContext = wx.createInnerAudioContext();
        this.innerAudioContext.onError((res) => {
            that.tip("播放录音失败!")
        })

    }

})
  1. java后台接收
package com.azor.controller;

import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.codec.binary.Base64;
import org.apache.commons.lang.StringUtils;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.env.Environment;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;

import com.azor.utils.HttpAPIService;

import ch.qos.logback.classic.Logger;
import net.sf.json.JSONObject;

@RestController
@RequestMapping("/base_voice")
public class BaseController {
	
	private static final Logger logger = (Logger) LoggerFactory.getLogger(BaseController.class);
	private static String lineSeparator = System.getProperty("line.separator");
	
	@Autowired
	protected Environment env;
	
	@Autowired
	protected HttpAPIService httpAPIService;
	
	/** 上传文件保存路径 */
	private final String FILE_SAVE_PATH = "D:/photo/jac_hr_miniprogram_file/";

	/** 主业务数据Map */
	protected Map dataMap = new HashMap<>();
	
	/** HTTP POST 请求Map */
	protected Map postMap = new HashMap<>();
	
	@RequestMapping("/file_upload")
	public void saveFile(HttpServletRequest request, String url) throws Exception {
		logger.info("文件上传开始" + lineSeparator);
		// 1.获取从前台传过来得图片
		MultipartHttpServletRequest req = (MultipartHttpServletRequest) request;
		MultipartFile multipartFile = req.getFile("file");
		
		// 2.获得文件扩展名
		String extOfFile = getExtOfFile(multipartFile);
		// 3.保存到本地
		BufferedOutputStream bos = null;
		String filename = null;
		try {
			File dir = new File(file_save_path);
			if (!dir.exists()) {// 判断文件目录是否存在
				dir.mkdirs();
			}
			filename = new SimpleDateFormat("yyyyMMddHHmmss").format(new Date()) + (int) (Math.random() * 1000) + "."
					+ extOfFile;
			bos = new BufferedOutputStream(new FileOutputStream(file_save_path + filename));
			bos.write(multipartFile.getBytes());

		} catch (Exception e) {
			e.printStackTrace();
		} finally {
			if (bos != null) {
				try {
					bos.close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}

		}
		
	}
	
	public String getExtOfFile(MultipartFile multipartFile) {
		// 获取文件的 名称.扩展名
		String oldName = multipartFile.getOriginalFilename();
		String extensionName = "";
		// 获取原来的扩展名
		if ((oldName != null) && (oldName.length() > 0)) {
			int dot = oldName.lastIndexOf('.');
			if ((dot > -1) && (dot < (oldName.length() - 1))) {
				extensionName = oldName.substring(dot+1);
			}
		}
		return extensionName;
	}
}

效果

小程序采集录音并上传到后台_第1张图片
小程序采集录音并上传到后台_第2张图片

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