<div class="inp_btn voice_btn active" id="record"> 按住 说话 </div>

var recorder;
var btnRecord = $('#record');
var startTime = 0;
var recordTimer = 300;
// 发语音$.ajax({
url: 'url请求需要微信的一些东西 下面success就是返回的东西', type: 'get', data: {
url: url }
, success: function (data) {
var json = $.parseJSON(data);
//alert(json);
//假设已引入微信jssdk。【支持使用 AMD/CMD 标准模块加载方法加载】 wx.config({
debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来，若要查看传入的参数，可以在pc端打开，参数信息会通过log打出，仅在pc端时才会打印。 appId: json.appid, // 必填，公众号的唯一标识 timestamp: json.timestamp, // 必填，生成签名的时间戳 nonceStr: json.nonceStr, // 必填，生成签名的随机串 signature: json.signature, // 必填，签名，见附录1 jsApiList: [ "startRecord", "stopRecord", "onVoiceRecordEnd", "playVoice", "pauseVoice", "stopVoice", "onVoicePlayEnd", "uploadVoice", "downloadVoice", ] // 必填，需要使用的JS接口列表，所有JS接口列表见附录2 }
);
wx.ready(function () {
btnRecord.on('touchstart', function (event) {
event.preventDefault();
startTime = new Date().getTime();
// 延时后录音，避免误操作 recordTimer = setTimeout(function () {
wx.startRecord({
success: function () {
localStorage.rainAllowRecord = 'true';
//style="display:block" $(".voice_icon").css("display", "block");
}
, cancel: function () {
layer.open({
content: '用户拒绝了录音授权', btn: '确定', shadeClose: false, }
);
}
}
);
}
, 300);
}
).on('touchend', function (event) {
event.preventDefault();
// 间隔太短 if (new Date().getTime() - startTime < 300) {
startTime = 0;
// 不录音 clearTimeout(recordTimer);
}
else {
// 松手结束录音 wx.stopRecord({
success: function (res) {
$(".voice_icon").css("display", "none");
voice.localId = res.localId;
// 上传到服务器 uploadVoice();
}
, fail: function (res) {
//alert(JSON.stringify(res));
layer.open({
content: JSON.stringify(res), btn: '确定', shadeClose: false, }
);
}
}
);
}
}
);
}
);
}
, error: function () {
}
}
)

function uploadVoice() {
//调用微信的上传录音接口把本地录音先上传到微信的服务器 //不过，微信只保留3天，而我们需要长期保存，我们需要把资源从微信服务器下载到自己的服务器 wx.uploadVoice({
localId: voice.localId, // 需要上传的音频的本地ID，由stopRecord接口获得 isShowProgressTips: 1, // 默认为1，显示进度提示 success: function (res) {
// alert(JSON.stringify(res));
//把录音在微信服务器上的id（res.serverId）发送到自己的服务器供下载。 voice.serverId = res.serverId;
$.ajax({
url: '/QyhSpeech/DownLoadVoice', type: 'post', data: {
serverId: res.serverId, Id: Id }
, dataType: "json", success: function (data) {
if (data.Result == true && data.ResultCode == 1) {
layer.open({
content: "录音上传完成！",//data.Message btn: '确定', shadeClose: false, yes: function (index) {
window.location.href = window.location.href;
}
}
);
}
else {
layer.open({
content: data.Message, btn: '确定', shadeClose: false, }
);
}
}
, error: function (xhr, errorType, error) {
layer.open({
content: error, btn: '确定', shadeClose: false, }
);
}
}
);
}
}
);
}

//下载语音并且转换的方法 private string GetVoicePath(string voiceId, string access_token) {
string voice = "";
try {
Log.Debug("access_token:", access_token);
//调用downloadmedia方法获得downfile对象 DownloadFile downFile = WeiXin.DownloadMedia(voiceId, access_token);
if (downFile.Stream != null) {
string fileName = Guid.NewGuid().ToString();
//生成amr文件 string amrPath = Server.MapPath("~/upload/audior/");
if (!Directory.Exists(amrPath)) {
Directory.CreateDirectory(amrPath);
}
string amrFilename = amrPath + fileName + ".amr";
//var ss = GetAMRFileDuration(amrFilename);
//Log.Debug("ss", ss.ToString());
using (FileStream fs = new FileStream(amrFilename, FileMode.Create)) {
byte[] datas = new byte[downFile.Stream.Length];
downFile.Stream.Read(datas, 0, datas.Length);
fs.Write(datas, 0, datas.Length);
}
//转换为mp3文件 string mp3Path = Server.MapPath("~/upload/audio/");
if (!Directory.Exists(mp3Path)) {
Directory.CreateDirectory(mp3Path);
}
string mp3Filename = mp3Path + fileName + ".mp3";
AudioHelper.ConvertToMp3(Server.MapPath("~/ffmpeg/"), amrFilename, mp3Filename);
voice = fileName;
Log.Debug("voice:", voice);
}
}
catch {
}
return voice;
}

//下载微信语音文件 public JsonResult DownLoadVoice() {
var file = "";
try {
var serverId = Request["serverId"];
//文件的serverId file = GetVoicePath(serverId, CacheHelper.GetAccessToken());
return Json(new ResultJson {
Message = file, Result = true, ResultCode = 1 }
);
}
catch (Exception ex) {
return Json(new ResultJson {
Message = ex.Message, Result = false, ResultCode = 0 }
);
}
}

using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading;
namespace EYO.Common{
/// <summary> /// 声音帮助类 /// </summary> public sealed class AudioHelper {
private const string FfmpegUsername = "ffmpeg";
private const string FfmpegPassword = "it4pl803";
/// <summary> /// 音频转换 /// </summary> /// <param name="ffmpegPath">ffmpeg文件目录</param> /// <param name="soruceFilename">源文件</param> /// <param name="targetFileName">目标文件</param> /// <returns></returns> public static string ConvertToMp3(string ffmpegPath, string soruceFilename, string targetFileName) {
//string cmd = ffmpegPath + @"ffmpeg.exe -i " + soruceFilename + " " + targetFileName;
string cmd = ffmpegPath + @"ffmpeg.exe -i " + soruceFilename + " -ar 44100 -ab 128k " + targetFileName;
return ConvertWithCmd(cmd);
}
private static string ConvertWithCmd(string cmd) {
try {
System.Diagnostics.Process process = new System.Diagnostics.Process();
process.StartInfo.FileName = "cmd.exe";
process.StartInfo.UseShellExecute = false;
process.StartInfo.CreateNoWindow = true;
process.StartInfo.RedirectStandardInput = true;
process.StartInfo.RedirectStandardOutput = true;
process.StartInfo.RedirectStandardError = true;
process.Start();
process.StandardInput.WriteLine(cmd);
process.StandardInput.AutoFlush = true;
Thread.Sleep(1000);
process.StandardInput.WriteLine("exit");
process.WaitForExit();
string outStr = process.StandardOutput.ReadToEnd();
process.Close();
return outStr;
}
catch (Exception ex) {
return "error" + ex.Message;
}
}
}
}