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audio 音频

简介​

音频组件。

基础库 6.4.0 版本起支持使用 dlt.createAudioContext 对 audio 组件进行操作。

使用限制​

基础库从 6.4.0 或更高版本支持。
IDE 从 0.15.0 或更高版本支持。

属性​

属性名类型默认值必填说明最低版本
srcstring是要播放音频的资源地址,支持网络路径、本地路径6.4.0
loopbooleanfalse否是否循环播放6.4.0
mutedbooleanfalse否是否静音播放6.4.0
controlsbooleantrue否是否显示默认播放控件6.4.0
autoplaybooleanfalse否是否自动播放6.4.0
bindplayeventhandle否当开始/继续播放时触发 play 事件6.4.0
bindpauseeventhandle否当暂停播放时触发 pause 事件6.4.0
bindendedeventhandle否当播放到末尾时触发 ended 事件6.4.0
bindtimeupdateeventhandle否播放进度变化时触发,event.detail = {currentTime, duration} 。触发频率 250ms 一次6.4.0
bindwaitingeventhandle否音频出现缓冲时触发6.4.0
binderroreventhandle否音频播放出错时触发6.4.0
bindprogresseventhandle否加载进度变化时触发,只支持一段加载。6.4.0
bindloadedmetadataeventhandle否音频元数据加载完成时触发。event.detail = {width, height, duration},width、height 为控件元素内部宽高6.4.0
bindcontrolstoggleeventhandle否切换 controls 显示隐藏时触发。6.4.0
bindseekcompleteeventhandle否seek 完成时触发6.4.0
bindmutedchangeeventhandle否音频静音变化时触发,event.detail = {muted: true},muted 为 true 时表示当前音频静音,false 时表示未静音6.4.0

使用示例​

 <audio  
id="myAudio"
:src="src"
:autoplay="autoplay"
:muted="muted"
:loop="loop"
:controls="controls"
bind:bindtimeupdate="bindtimeupdate"
bind:bindplay="bindplay"
bind:bindloadedmetadata="bindloadedmetadata"
bind:bindseeked="bindseeked"
bind:bindwaiting="bindwaiting"
bind:bindprogress="bindprogress"
bind:bindcontrolstoggle="bindcontrolstoggle"
bind:bindmutedchange="bindmutedchange"
>
</audio>

// index.js
Page({
data: {
autoplay:false,
controls:true,
muted:true,
loop:true,
src:"/images/xxxx.mp3", // "https://xxxx/xxxx.mp3"
},
onLoad() {
this.audio = dlt.createAudioContext("myAudio")
},
bindplay(event) {
console.log("bindplay",event);
},
bindpause(event) {
console.log("bindpause",event);
},
bindended(event) {
console.log("bindended",event);
},
binderror(event) {
console.log("binderror",event);
},
bindtimeupdate(event) {
console.log("bindtimeupdate",event);
},
bindmutedchange(event){
console.log("当前音频是否静音:",evnet.detail.muted)
}
});

/**
* event 示例:
{
detail: {
currentTime: 0.871904,
duration: 60.095011,
height: 54,
width: 300,
},
target: {
dataset: {
content: "data--detail-content",
url: "data--url--content",
},
id: "myAudio",
},
timeStamp: 11574.799999982119,
type: "timeupdate",
}
*/

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