页面样式html+css
javascript
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<view class="recorder_content">
<view class="result_content">
<view class="r_title">语音识别结果显示:</view>
<view class="r_h_input">
<text wx:if="{{resultDetails.result}}" class="{{resultDetails && resultDetails.status <=0 ?'r_h_input_red':''}}">{{ resultDetails.result || '识别失败'}}</text>
</view>
</view>
<view class="button_content">
<button bindtouchstart="touchstart" bindtouchend="touchend" disabled="{{!canRecord}}">
{{longPress == '1' ? '按住说话' : '说话中...'}}
</button>
<button bindtap="playRecording" disabled="{{!canRecord || !tempFilePath}}">播放录音</button>
</view>
</view>
.recorder_content{
width: 100%;
display: flex;
align-items: center;
justify-content: space-between;
flex-direction: column;
border-top: 1rpx solid #f7f7f7;
}
.result_content{
width: 94%;
margin: 0 auto;
}
.r_title{
font-size: 26rpx;
padding: 30rpx 0rpx;
}
.r_title_padding-b{
padding-bottom: 0rpx;
}
.button_content{
width: 100%;
display: flex;
}
button{
margin: 20rpx auto;
font-size: 30rpx;
width: 45%;
}
.r_h_input_red{
color: red;
}
data 初始化数据
javascript
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data: {
canRecord: false,
isRecording: false,
tempFilePath: '',
playbackUrl: '',
recorderManager: '',
recorderLang: {},
longPress: 1, //1显示 按住说话 2显示 说话中,
screenHeight: 0,
innerAudioContext: null,
resultInput: '',
resultDetails: {},
startTimeStamp: 0
},
onLoad和app.js
javascript
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onLoad: function () {
const innerAudioContext = wx.createInnerAudioContext({
useWebAudioImplement: false // 是否使用 WebAudio 作为底层音频驱动，默认关闭。对于短音频、播放频繁的
})
setTimeout(() => {
this.setData({
innerAudioContext: innerAudioContext
})
})
this.requestMicrophonePermission();
},
// app.js 文件内容
"scope.record": {
"desc": "用于录音"
}
requestMicrophonePermission（获取权限）
javascript
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requestMicrophonePermission: function () {
wx.getSetting({
success: (res) => {
console.log('获取麦克风权限================', res)
console.log(!res.authSetting['scope.record'])
if (!res.authSetting['scope.record']) {
wx.authorize({
scope: 'scope.record',
success: (res) => {
console.log('用户已授权录音================', res);
this.setData({
canRecord: true
});
},
fail: (err) => {
console.error('用户拒绝授权录音================', err);
wx.showModal({
title: '需要授权录音',
content: '您需要授权录音功能以正常使用本应用',
showCancel: false,
confirmText: '前往设置',
success(res) {
if (res.confirm) {
wx.openSetting({
success(settingRes) {
if (settingRes.authSetting['scope.record']) {
console.log('用户已授权录音');
this.setData({
canRecord: true
});
}
}
});
}
}
});
}
});
} else {
this.setData({
canRecord: true
});
}
}
});
},
长按说话功能
javascript
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touchstart(e) {
console.log('开始---------------------');
this.startRecording()
},
touchend(e) {
console.log('结束-------------------');
this.setData({
longPress: 1,
canRecord: true,
isRecording: true
})
if (e.timeStamp - this.data.startTimeStamp < 1000) { //点击
wx.showToast({
title: '语音时间太短了',
icon: 'none',
mask: true, // 是否显示透明蒙层，防止触摸穿透
duration: 1000
})
} else { //长按
this.stopRecording()
}
},
startRecording() {
let that = this
if (that.data.canRecord) {
that.setData({
isRecording: true,
longPress: 2
});
that.data.recorderManager.start({
timeout: 180,
format: 'wav', // 音频格式
success: (res) => {
console.log('wx.startRecord================success', res)
},
fail: (err) => {
console.log('wx.startRecord================fail', err)
}
});
}
},
stopRecording() {
let that = this
if (that.data.canRecord) {
console.log('stop停止事件=>')
this.data.recorderManager.onStop((res) => {
this.setData({
tempFilePath: res.tempFilePath,
isRecording: true,
canRecord: true,
longPress: 1
});
// 停止录音后，上传文件
this.uploadAudio(res.tempFilePath)
});
// 停止录音
this.data.recorderManager.stop()
}
},
uploadAudio(filePath) {
let that = this
if (that.data.canRecord && that.data.tempFilePath) {
console.log('wav文件=>', filePath)
wx.showToast({
title: "加载中",
icon: 'loading',
mask: true, // 是否显示透明蒙层，防止触摸穿透
duration: 100000
})
wx.uploadFile({
url: "服务器上传文件地址",
filePath: filePath, // 文件路径
name: 'audio', // 服务器接收的文件参数名
header: {
'Authorization': wx.getStorageSync('token_' + constant.version),
'Content-Type': 'multipart/form-data'
},
formData: {
'hotWords': that.data.resultInput,//可以去除，这个字段是后台需要的，根据自己的项目来
},
success(res) {
wx.hideLoading()
console.log('上传成功:', JSON.parse(res.data));
that.setData({
resultDetails: JSON.parse(res.data).data,//后台返回来的数据，用于页面展示
})
if(JSON.parse(res.data).data.status <=0){
that.setData({
tempFilePath: '',
});
}
},
fail(error) {
setTimeout(() => {
wx.hideLoading()
}, 1000)
console.error('上传失败:', error);
}
})
}
},
播放录音
javascript
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playRecording() {
let that = this
if (this.data.canRecord && this.data.tempFilePath) {
that.data.recorderManager.start()
this.data.recorderManager.onStop()
that.data.innerAudioContext.src = that.data.tempFilePath;
console.log('播放url=>', that.data.innerAudioContext.src)
console.log('播放事件=>', that.data.innerAudioContext)
that.data.innerAudioContext.play();
that.data.innerAudioContext.onPlay(() => {
console.log('开始播放');
});
//return
//if (!this.data.innerAudioContext) {
// this.setData({
// innerAudioContext: wx.createInnerAudioContext()
// })
//}
//this.data.innerAudioContext.src = this.data.tempFilePath;
//console.log('播放=>', this.data.innerAudioContext)
//this.data.innerAudioContext.play();
// this.data.innerAudioContext.onPlay(() => {
// console.log('Playing audio...');
// });
// this.data.innerAudioContext.onError((err) => {
// console.error('Error playing audio:', err);
// });
// // 监听音频自然播放至结束的事件，播放结束，停止播放
// this.data.innerAudioContext.onEnded(()=>{
// this.data.innerAudioContext.stop();
// })
}
},