没有效果图的展示都是空口无凭
1.基于audio并结合elementUI 的进度条实现
2.实现了播放器基本的功能，播放/暂停、快进、静音、调节声音大小、下载等功能
html代码，关键部分已加注释
<div class= "right di main-wrap" v-loading= "audio.waiting" >
<!-- 此处的ref属性，可以很方便的在vue组件中通过 this .$refs.audio获取该dom元素 -->
<audio ref= "audio" class= "dn"
:src= "url" :preload= "audio.preload"
@play= "onPlay"
@error= "onError"
@waiting= "onWaiting"
@pause= "onPause"
@timeupdate= "onTimeupdate"
@loadedmetadata= "onLoadedmetadata"
></audio>
<div class= "w-full" >
<div class= "flex items-center w-10/12 mx-auto" >
<!-- 当前时间 -->
<el-tag type= "info" >{{ audio.currentTime | formatSecond}}</el-tag>
<!-- 滚动条 -->
<el-slider v-show= "!controlList.noProcess" v-model= "sliderTime" :format-tooltip= "formatProcessToolTip" @change= "changeCurrentTime" class= "slider_time" ></el-slider>
<!-- 总时长 -->
<el-tag type= "info" >{{ audio.maxTime | formatSecond }}</el-tag>
</div>
<div class= "mt-3 flex items-center w-1/2 mx-auto justify-around" >
<!-- 播放/暂停 -->
<el-button type= "text" @click= "startPlayOrPause" >{{audio.playing | transPlayPause}}</el-button>
<!-- 快进 -->
<el-button v-show= "!controlList.noSpeed" type= "text" @click= "changeSpeed" >{{audio.speed | transSpeed}}</el-button>
<!-- 静音 -->
<el-button v-show= "!controlList.noMuted" type= "text" @click= "startMutedOrNot" >{{audio.muted | transMutedOrNot}}</el-button>
<!-- 音量 -->
<div class= "flex items-center" >
<span class= "mr-2 text-sm" >音量</span>
<el-slider v-show= "!controlList.noVolume" v-model= "volume" :format-tooltip= "formatVolumeToolTip" @change= "changeVolume" class= "slider_voice" ></el-slider>
</div>
<!-- 下载 -->
<a :href= "url" rel= "external nofollow" v-show= "!controlList.noDownload" target= "_blank" class= "download text-sm" download>下载</a>
</div>
</div>
</div>
js代码
<script>
// 将整数转换成 时：分：秒的格式
function realFormatSecond(second) {
var secondType = typeof second
if (secondType === 'number' || secondType === 'string' ) {
second = parseInt(second)
var hours = Math.floor(second / 3600)
second = second - hours * 3600
var mimute = Math.floor(second / 60)
second = second - mimute * 60
return hours + ':' + ( '0' + mimute).slice(-2) + ':' + ( '0' + second).slice(-2)
} else {
return ''
}
}
export default {
name: 'voicetotext' ,
props: {
theSpeeds: {
type: Array,
default () {
return [1, 1.5, 2]
}
},
theControlList: {
type: String,
default : ''
}
},
data(){
return {
url: 'https://wdd.js.org/element-audio/static/falling-star.mp3' ,
audio: {
currentTime: 0,
maxTime: 0,
playing: false ,
muted: false ,
speed: 1,
waiting: true ,
preload: 'auto'
},
sliderTime: 0,
volume: 100,
speeds: this .theSpeeds,
controlList: {
// 不显示下载
noDownload: false ,
// 不显示静音
noMuted: false ,
// 不显示音量条
noVolume: false ,
// 不显示进度条
noProcess: false ,
// 只能播放一个
onlyOnePlaying: false ,
// 不要快进按钮
noSpeed: false
}
}
},
methods:{
setControlList () {
let controlList = this .theControlList.split( ' ' )
controlList.forEach((item) => {
if ( this .controlList[item] !== undefined){
this .controlList[item] = true
}
})
},
changeSpeed() {
let index = this .speeds.indexOf( this .audio.speed) + 1
this .audio.speed = this .speeds[index % this .speeds.length]
this .$refs.audio.playbackRate = this .audio.speed
},
startMutedOrNot() {
this .$refs.audio.muted = ! this .$refs.audio.muted
this .audio.muted = this .$refs.audio.muted
},
// 音量条toolTip
formatVolumeToolTip(index) {
return '音量条: ' + index
},
// 进度条toolTip
formatProcessToolTip(index = 0) {
index = parseInt( this .audio.maxTime / 100 * index)
return '进度条: ' + realFormatSecond(index)
},
// 音量改变
changeVolume(index = 0) {
this .$refs.audio.volume = index / 100
this .volume = index
},
// 播放跳转
changeCurrentTime(index) {
this .pausePlay()
this .$refs.audio.currentTime = parseInt(index / 100 * this .audio.maxTime)
},
startPlayOrPause() {
return this .audio.playing ? this .pausePlay() : this .startPlay()
},
// 开始播放
startPlay() {
this .$refs.audio.play()
},
// 暂停
pausePlay() {
this .$refs.audio.pause()
},
// 当音频暂停
onPause () {
this .audio.playing = false
},
// 当发生错误, 就出现loading状态
onError () {
this .audio.waiting = true
},
// 当音频开始等待
onWaiting (res) {
console.log(res)
},
// 当音频开始播放
onPlay (res) {
console.log(res)
this .audio.playing = true
this .audio.loading = false
if (! this .controlList.onlyOnePlaying){
return
}
let target = res.target
let audios = document.getElementsByTagName( 'audio' );
[...audios].forEach((item) => {
if (item !== target){
item.pause()
}
})
},
// 当timeupdate事件大概每秒一次，用来更新音频流的当前播放时间
onTimeupdate(res) {
// console.log('timeupdate')
// console.log(res)
this .audio.currentTime = res.target.currentTime
this .sliderTime = parseInt( this .audio.currentTime / this .audio.maxTime * 100)
},
// 当加载语音流元数据完成后，会触发该事件的回调函数
// 语音元数据主要是语音的长度之类的数据
onLoadedmetadata(res) {
this .audio.waiting = false
this .audio.maxTime = parseInt(res.target.duration)
}
},
filters: {
formatSecond(second = 0) {
return realFormatSecond(second)
},
transPlayPause(value) {
return value ? '暂停' : '播放'
},
transMutedOrNot(value) {
return value ? '放音' : '静音'
},
transSpeed(value) {
return '快进: x' + value
}
},
created() {
this .setControlList()
}
}
</script>
CSS代码用的是SCSS
<style scoped lang= "scss" >
. right {
width : 100% ;
padding : 10px 15px ;
display : inline- block ;
.slider {
display : inline- block ;
position : relative ;
top : 14px ;
margin-left : 15px ;
}
.slider_time{
width : 550px ;
margin : 0 10px ;
}
.slider_voice{
width : 80px ;
}
.download {
color : #409EFF ;
margin-left : 15px ;
}
.dn{
display : none ;
}
}
</style>
另附一首优美测试音乐
https://wdd.js.org/element-audio/static/falling-star.mp3
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原文链接：https://blog.csdn.net/douguaiwo521521/article/details/115690126
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