微信小程序音頻組件控制,wx.createAudioContext創(chuàng)建并返回 audio 上下文audioContext對(duì)象

wx.createAudioContext(audioId)

創(chuàng)建并返回 audio 上下文audioContext對(duì)象

audioContext

audioContext通過(guò) audioId 跟一個(gè) audio 組件綁定，通過(guò)它可以操作一個(gè) audio 組件。

audioContext對(duì)象的方法列表：

示例代碼：

<!-- audio.wxml --><audio  src="{{src}}" id="myAudio" ></audio>

<button type="primary" bindtap="audioPlay">播放</button>
<button type="primary" bindtap="audioPause">暫停</button>
<button type="primary" bindtap="audio14">設(shè)置當(dāng)前播放時(shí)間為14秒</button>
<button type="primary" bindtap="audioStart">回到開(kāi)頭</button>

// audio.js
Page({
  onReady: function (e) {
    // 使用 wx.createAudioContext 獲取 audio 上下文 context
    this.audioCtx = wx.createAudioContext('myAudio')    this.audioCtx.setSrc('http://ws.stream.qqmusic.qq.com/M500001VfvsJ21xFqb.mp3?guid=ffffffff82def4af4b12b3cd9337d5e7&uin=346897220&vkey=6292F51E1E384E06DCBDC9AB7C49FD713D632D313AC4858BACB8DDD29067D3C601481D36E62053BF8DFEAF74C0A5CCFADD6471160CAF3E6A&fromtag=46')
    this.audioCtx.play()
  },
  data: {    src: ''
  },
  audioPlay: function () {
    this.audioCtx.play()
  },
  audioPause: function () {
    this.audioCtx.pause()
  },
  audio14: function () {
    this.audioCtx.seek(14)
  },
  audioStart: function () {
    this.audioCtx.seek(0)
  }
})